Encyclopedia > X > 1, 2, 3, 4, 5, 6, 7, 8, 9
X (automobile) The X was a French automobile produced between 1908 and 1909. Little is known about the marque, other than the fact that "an unknown quantity" was manufactured at Kremlin-BicĂŞtre, and that one model was shown at the 1908 Paris Salon.
X (Dark Horse Comics) X is a comic book character who starred in his own self titled series published by Dark Horse Comics for their Comics Greatest World imprint. He is a dark anti-hero, with little true feeling and a strong tendency to kill.
X (Game Boy game) X was an early three-dimensional (3-D) game developed and released for Nintendo's Game Boy platform. It was developed by Argonaut Software, famous for developing Star Fox, the first three-dimensional game for the Super Nintendo Entertainment System (SNES).
X (Liberty X album) X is the third album by British pop group Liberty X, released in the UK on November 3, 2005 via V2 Records. The album reached #27 on the national albums charts and spwaned three single with its tracks "Songs 4 Lovers", "A Night To Remember" and "X".
X (roller coaster) X is the world's first "4th Dimensional Roller Coaster." It was built by roller coaster company Arrow Dynamics and was unique in the fact that the seats can be rotated 360 degrees backwards or forwards.
X (U.S. band) X is a noted punk rock band, formed in Los Angeles in 1977. While they achieved only limited mainstream success, they were widely considered one of the most accessible and tuneful of Los Angeles' many punk bands.
X 2000 XÂ 2000 is the brand name of Sweden's tilting 200 km/h high-speed train class X2, which is operated by SJ. It was launched in 1990 as a first-class only train with a meal included in the ticket price, and free use of the train's fax machine.
X Article The X Article, formally titled "The Sources of Soviet Conduct", was published in Foreign Affairs in July 1947. Though signed pseudonymously by "X," it was well known at the time that the true author was George F.
X Bomber is a marionette tokusatsu TV series. Created by manga master Go Nagai, the show, produced by Cosmo Productions and Jin Productions, aired on Fuji TV from October 4 1980 to March 28, 1981, with a total of 26 episodes (counting the pre-series pilot episode).
X Club The X Club was a dining club of nine men who supported the theories of natural selection and academic liberalism in late 19th century England. The club met in London once a month from November 1864 until March 1893 and its members are believed to have wielded much influence over scientific thought during its existence.
X Corps (ACW) X Corps was a corps of the Union Army during the American Civil War. It served during operations in South Carolina in the Department of the South, and later in Benjamin Butler's Army of the James, during the Bermuda Hundred and Petersburg Campaigns.
X Culture Magazine X Culture Magazine is an electronic magazine founded by Egyptian American author Sally Bishai in January, 2004, the magazine (and its print counterpart, The Journal of X Culture), includes cultural, social, psychological, technological, assimilational, international, political, religious, Middle Eastern and relational issues. The magazine has been both accused of and praised for its coverage of controversial topics.
X Division The X Division is a high-flying, high-risk style of professional wrestling seen in Total Nonstop Action Wrestling. Its high-flying style had been one of the key reasons viewers tuned into the former-WCW and ECW promotion's cruiserweight divisions.
X Force X Force was the name given to the portion of the Kuomintang Chinese Expeditionary Force that retreated from Burma into India in 1942. In order to protect his country's last overland link, the Burma Road, Chiang Kai-shek sent troops into Burma from Yunnan in 1942 to assist the British in holding back the Japanese.
X Games The X Games is an annual multi-sport event with a focus on action sports. The X Games airs live on ESPN and ABC, and is broken into seasons: the Winter X Games—held in January or February—and the X Games—usually held in August.
X Games VIII The 8th X Games were held in Philadelphia in 15 August - 19 August 2002. The events included Moto X (Big Air, Step Up and Freestyle), Skateboarding (Park, Vert Best Trick, Vert Doubles, Vert, Street and Street Best Trick), BMX (Park, Flatland, Vert, Dirt and Downhill), Wakeboarding (Men and Women), Aggressive Inline (Men's Vert, Men's Park and Women's Park) and Speed Climbing (Men and Women).
X chromosome [X chromosome is one of the two sex-determining] [[chromosomes in many animal species, including mammals (the other is the Y chromosome). It is a part of the XY sex-determination system and X0 sex-determination system.
X Image Extension X Image Extension, or XIE are extensions to X Windows system that enhance its graphics capability. They provide a powerful mechanism for the transfer and display of virtually any image on any X-capable hardware.
X Japan was a popular Japanese band founded in the 1980s by drummer and pianist Yoshiki Hayashi and vocalist Toshimitsu "Toshi" Deyama. Originally named X (エăă‚Żă‚ą), the group achieved its breakthrough success in 1989 with the release of their second album Blue Blood.
X Marks the Spot X Marks the Spot is a quiz and panel game that has been broadcast on BBC Radio 4 since 1998 which could be likened to be a more light-hearted version of Round Britain Quiz. It was presented by the comedian and author Pete McCarthy until his death in October 2004.
X Plastaz X Plastaz is a hip hop group from Arusha, Tanzania, consisting of six members; the brothers Nelly (aka Ruff-Nell), Gsan, and Ziggy, Maasai singer Yamat Ole Meipuko, and two teenage siblings of the brothers. The group was formed in 1996 and has had the aforementioned line-up since 2001.
X PRIZE The "X PRIZE" is a series of monetary prizes for science and technology proposed by Dr. Peter Diamandis, the first of which, the Ansari X PRIZE, was a ten million dollar prize for a private spacecraft capable of reaching the edge of space.
X resources In the X Window System, the X resources comprise parameters of computer programs such as the name of the font used in the buttons, the background color of menus, etc. They are used in conjunction or in alternative to command line parameters and configuration files.
X terminal In computing, an X terminal is a smart terminal used to display X Window System applications. X terminals enjoyed a period of popularity in the early 1990s when they offered a lower cost alternative to a full Unix workstation.
X video extension The X video extension, often abbreviated as XVideo or Xv, is a video output mechanism for the X Window System. Its main use today is to rescale video playback in hardware (namely in the hardware of the graphics card), in order to enlarge a given video or to watch it in full screen mode.
X Window authorization In the X Window System, programs connect to the X server, possibly via a computer network. Since the network may be accessible to other users, a method for forbidding access to programs run by users different from the one who is logged in is necessary.
X Window selection Selections, cut buffers, and drag-and-drop are the mechanisms used in the X Window System to allow a user to transfer data from a window to another. Selections and cut buffer are used (typically) when a user selects text or some other data in a window and paste in another one.
X Window System In computing, the X Window System (commonly X11 or X) is a networking and display protocol which provides windowing on bitmap displays. It provides the standard toolkit and protocol to build graphical user interfaces (GUIs) on Unix, Unix-like operating systems, and OpenVMS, and is supported by almost all other modern operating systems.
X'Trapolis The X'Trapolis train (also written as X'TRAPOLIS) is an electric passenger train, designed by the transport technology company Alstom. The trains have high floors, and are available in both single- and double-deck models.
X-02 Wyvern The X-02 is a fictional stealthy multirole fighter aircraft in the games Ace Combat 04, Ace Combat 5,Ace Combat Zero and Ace Combat X made by Namco. The X-02 plane is also called Wyvern in Ace Combat 5,Ace Combat X and Ace Combat Zero.
X-1 Submarine X-1 was the United States Navy's only midget submarine (but see the NR-1 Deep Submergence Craft), laid down on June 8, 1954, at Deer Park, Long Island, New York, by the Engine Division of Fairchild Engine and Airplane Corporation, launched on September 7, 1955, at Oyster Bay, Long Island, by Jakobson's Shipyard; delivered to the Navy on October 6 at New London, Connecticut, and placed in service on October 7, 1955, with Lieutenant. K.
X-10 Graphite Reactor When President Roosevelt in December 1942 authorized the Manhattan Project, the Oak Ridge site in eastern Tennessee had already been obtained and plans laid for an air-cooled experimental pile, a pilot chemical separation plant, and support facilities. The X-10 Graphite Reactor, designed and built in ten months, went into operation on November 4, 1943.
X-15 (film) X-15 is a 1961 movie that tells a fictionalized account of the X-15 research rocket plane, the men who flew it and the women who loved them. It starred David McLean, Charles Bronson, Mary Tyler Moore, Kenneth Tobey, and James Gregory.
X-20 Dyna-Soar The X-20 Dyna-Soar ('Dynamic Soarer') was a United States Air Force (USAF) program to develop a spaceplane that could be used for a variety of military missions, including reconnaissance, bombing, space rescue, satellite maintenance, and sabotage of enemy satellites. The program ran from 24 October 1957–10 December 1963, cost US$660 million and was canceled just after spacecraft construction had begun.
X-23 PRIME The Martin Marietta X-23A PRIME (Precision Reentry Including Maneuvering reEntry) was a small lifting body re-entry vehicle tested by the United States Air Force in the mid-1960s. Unlike ASSET, primarily used for structural and heating research, the X-23 PRIME was developed to study the effects of maneuvering re-entry, including cross range maneuvers up to 710 miles (1143 km) off the ballistic track.
X-3 Stiletto The Douglas X-3 Stiletto was an experimental jet aircraft with a slender fuselage and a long tapered nose, manufactured by the Douglas Aircraft Company. Its primary mission was to investigate the design features of an aircraft suitable for sustained supersonic speeds, which included the first use of titanium in major airframe components.
X-4 Bantam The Northrop X-4 Bantam was a small twin-jet airplane that had no horizontal tail surfaces, depending instead on combined elevator and aileron control surfaces (called elevons) for control in pitch and roll attitudes. The hope of some aerodynamicists was that eliminating the horizontal tail would also do away with stability problems at transonic speeds resulting from the interaction of supersonic shock waves from the wings and the horizontal stabilizers.
X-44 MANTA The X-44 MANTA (Multi-Axis No-Tail Aircraft) is intended to test the feasibility of full yaw, pitch and roll control without any use of tailplanes (horizontal or vertical). Altitude manipulation relies purely on 3D thrust vectoring.
X-53 Active Aeroelastic Wing The Active Aeroelastic Wing (AAW) development program is a current research project being undertaken jointly by the Air Force Research Laboratory (AFRL), Boeing Phantom Works and NASA Dryden Flight Research Center, where the technology is being flight tested on a modified F/A-18 Hornet, designated the X-53.Active Aeroelastic Wing flight research vehicle receives X-53 designation
X-bar theory X-bar theory is a component of linguistic theory which attempts to identify syntactic features common to all languages. It claims that among their phrasal categories, all languages share certain structural similarities, including one known as the "X-bar", which does not appear in traditional phrase structure rules.
X-convention The x-convention or iksokodo or iksa-sistemo is a way of writing Esperanto that is compatible with ASCII-only systems such as certain e-mail clients. Since Esperanto does not use the letter X in its native words, many Esperanto enthusiasts have taken to using the letter to signal a diacritical mark that is not available in 7-bit ASCII, placing the "x" after the letter that would have the diacritic in a Unicode-compliant application.
X-Claim Records X-Claim Records was an early 80's hardcore punk record label based in the Boston area. X-Claim was founded by SS Decontrol guitarist Al Barile, but owned and operated by essentially nobody, and existing mostly as a name and a logo used by general consent.
X-Clan X-Clan is a hip-hop group from Brooklyn, New York, originally composed of Grand Verbalizer Funkin' Lesson Brother J, Professor X the Overseer, Paradise the Architect, and Sugar Shaft the Rhythm Provider. The current incarnation of the group features leader Brother J, Master China, Kumu, "Ultraman" Ra Hanna, ACL, Lord Cza and DJ Fat Jack Biography ==
X-CNN Band signed to Sony Records via Rhythm King featuring Tim Bricheno who has been the guitarist for several notable English indie bands, including All About Eve, The Sisters of Mercy, and Tin Star. He has also played as a tour guest with The Mission.
X-Corporation The X-Corporation (X-Corp) is a fictional institution from the X-Men comic book series by Marvel Comics. This organization was created to ensure the protection of mutant rights throughout the world due to the increasing number of mutants.
X-Corps The X-Corps is a fictional team created by Marvel comics. Whether they were good or bad was left up to debate, even within the X-Men, but the team acted as a mutant police force created by former X-Man Banshee, in Uncanny X-Men #401 (January 2002).
X-COM : UFO Defense - A Novel X-COM : UFO Defense - A Novel is a 1995 novel by Diane Duane based on the X-COM computer game series. It was published after the release of the first game in the series, X-COM: UFO Defense, takes place during a late-game period and has some background information of uncertain canonity.
X-COM: Genesis X-COM: Genesis (Genesis or XCG) was a computer game in development in the X-COM series. It was being produced by original MicroProse employees, then working for Hasbro Interactive (HI) who bought out the game developer.
X-COM: UFO Defense Novel (Russian) X-COM: UFO Defense (1997) is a novelization of the popular computer game of the same name by Vladimir Vasilyev. The book tells the story of one of the original eight soldiers from the beginning of the conflict to the destruction of the Cydonia base on Mars.
X-Cutioner The X-Cutioner (Carl Denti) is a fictional character appearing in the Marvel Comics universe. He is a former FBI agent obsessed with stalking Mutants who kill humans, and uses an array of both alien technology (such as Shi'ar power armor and Z'nox sensors) and Earthly technology (such as Sentinel propulsion units) in his quest.
X-dimension of recorded spot X-dimension of recorded spot: In facsimile systems, the effective recorded spot dimension measured in the direction of the recorded line. By "effective recorded spot dimension" is meant the largest center-to-center spacing between recorded spots, which gives minimum peak-to-peak variation of density of the recorded line.
X-Day X-Day is a military term that is shorthand for "attack day." It was the term used by the Japanese Imperial General Headquarters for the day that they would begin the Greater East Asia War, a part of World War II.
X-Day (Church of the SubGenius) X-Day is the name for July 5th, 1998, the scheduled "end of the world" in the satirical Church of the SubGenius, an organization formed as a parody of cults and extreme religious groups and their pamphlets and claims. Since its inception in 1980, the Church has prophesied that an army of alien invaders would land on the planet Earth and destroy the world of "normals", "pinks", and "glorps," while the members of the Church of the SubGenius would be rescued by the aliens and taken away into space.
X-efficiency In economics, x-efficiency is the effectiveness with which a given set of inputs are used to produce outputs. If a firm is producing the maximum output it can, given the resources it employs, such as men and machinery, and the best technology available, it is said to be x-efficient.
X-Fab X-FAB is a European headquartered foundry group that specializes in the fabrication of analog and mixed-signal integrated circuits for fabless semiconductor companies. X-FAB has four main manufacturing sites, in Germany, Malaysia, the UK, and the USA.
X-Face An X-Face is a small bitmap (48 Ă— 48 pixels, black and white) image which is added to a Usenet posting or e-mail message, typically showing a picture of the author's face. The image data is included in the posting as encoded text, and attached with an 'X-Face' header.
X-Factor (comics) X-Factor is a comic book series published by Marvel Comics. Since its February 1986 inception, the book has been cancelled and relaunched several times, each relaunch featuring a different superhero team semi-related to the team featured in the book's previous run.
X-Factor Investigations X-Factor Investigations is a fictional detective agency in the Marvel Comics comic book series X-Factor. The agency first appears under the name "XXX Investigations" in the first issue of the Marvel Comics limited series Madrox #1 (November 2004).
X-Force X-Force was a Marvel Comics superhero team, one of many spin-offs of the popular X-Men franchise. Conceived by writer/illustrator Rob Liefeld, it formed in The New Mutants #100 (April 1991) and was shortly after featured in its own eponymous series.
X-Forwarded-For The X-Forwarded-For (XFF) HTTP header is a de facto standard for identifying the originating IP address of a client connecting to a web server through an HTTP proxy. XFF headers are supported by most proxy servers, notably Squid, Apache mod_proxy, Cisco Cache Engine, and NetApp NetCache.
X-gal In gene cloning X-gal (5-bromo-4-chloro-3-indolyl-beta-D-galactopyranoside) is used to indicate whether a bacterium expresses the Beta-galactosidase enzyme, which is encoded by the lacZ gene. X-gal is cleaved by β-Galactosidase yielding galactose and 5-bromo-4-chloro-3-hydroxyindole.
X-Gerät (navigation) X-Gerät (X-gadget) was a radio navigation system used by the Luftwaffe early in World War II to aid bomber navigation. It was preceded by the Knickebein system and was replaced with the Y-Gerät (navigation) system.
X-height In typography, the x-height or corpus size refers to the distance between the baseline and the mean line in a typeface. Typically, this is the height of the letter x in the font (which is where the terminology came from), as well as the a, c, e, m, n, o, r, s, u, v, w, and z.
X-Chat X-Chat, commonly written XChat or xchat, is one of the most popular IRC clients for Unix-like systems. It is also available for Microsoft Windows and Mac OS X (via an offshoot of the project, called X-Chat Aqua, which keeps in sync with the main development branch and is much more popular than the official version maintained by the Fink project).
X-inactivation X-inactivation (also called lyonization) is a process by which one of the two copies of the X chromosome present in female mammals is inactivated. The inactive X chromosome is silenced by packaging in repressive heterochromatin.
X-kan The three X-Kan, a term coined by Joe Maurantonio in mid-1995, are systems of traditional Japanese martial arts with their roots in the teachings of Masaaki Hatsumi, Toshitsugu Takamatsu and others. The three systems are:
X-Kaliber 2097 X-Kaliber 2097 (Sword Maniac in Japan) is a Super NES action game published by Activision. The game takes place in the near-anarchic future of the year 2097, in which the world's economy has been devastated, governments have collapsed, and organized crime has gained dramatic influence.
X-linked agammaglobulinemia X-linked agammaglobulinemia (also called X-linked hypogammaglobulinemia, XLA, Bruton type agammaglobulinemia) is a rare X-linked genetic disorder that affects the body's ability to fight infection. XLA patients do not generate mature B cells capable of manufacturing antibodies called immunoglobulins that the body uses to defend itself from infection.
X-linked dominant X-linked dominant is mode of inheritance in which a gene on the X chromosome is dominantX-linked Dominant: Incontinentia pigmenti - Lucile Packard Children's Hospital. Females can be more frequently affected than males since they have two X chromosomes that could potentially carry the abnormal gene, whereas a male has only one.
X-linked recessive X-linked recessive is a mode of inheritance in which a mutation in a gene on the X chromosome causes the phenotype to be expressed only (1) in males (who are necessarily hemizygous for the gene mutation because they have only one X chromosome) and (2) in females who are homozygous for the gene mutation (i.e.
X-Legged Sally X-Legged Sally (XLS) is a Belgian avant-garde rock/jazz-band founded in 1988 by composer Peter Vermeersch, and disbanded in 1997. They were one of the first bands from Belgium to combine a set of very different musical styles (jazz, rock, improvisation and classical), becoming a starting point for the Belgian indie music scene that developed in the nineties.
X-machine The X-machine is a theoretical model of computation introduced by Samuel Eilenberg in 1974. In its original form, the X-machine is rarely encountered, though Mike Stannett introduced a continuous-time variant in 1990 (the Analog X-Machine) that is relevant to early work in hypercomputation theory.
X-Mansion In the fictional Marvel Comics universe, the X-Mansion, the common name for the Xavier Mansion, is the base of operations and training site of the X-Men and the location of a school for mutant teenagers, the Xavier Institute for Higher Learning, formerly Xavier's School for Gifted Youngsters. It is also the worldwide headquarters of the X-Corporation.
X-Men 2099 X-Men 2099 is a comic book published by Marvel from 1993 to 1996 that explores the possibility of what a team of X-Men would be like in the year 2099. It extends the 2099 universe, which features other future versions of popular Marvel characters, such as Spider-Man 2099 and Hulk 2099.
X-Men Cartoon Maker The X-Men Cartoon Maker was a recreational software package that allows the user to create animations with a minimal level of sophistication by utilising a library of backdrops, animations and sound effects from the 1992 Marvel Comics X-Men animated series.
X-Men Legends II: Rise of Apocalypse X-Men Legends II: Rise of Apocalypse is a follow up to X-Men Legends. It is an action role-playing game released in 2005 for the Xbox, PlayStation 2, N-Gage, PSP, and GameCube video game consoles as well as the PC.
X-Men ReLoad X-Men ReLoad was the name given by Marvel Comics to their May 2004 revamp of the X-Men titles. The revamp was prompted by Grant Morrison's departure from New X-Men, as well as a general sense that the X-Men titles were not selling as well as they could be.
X-Men: Deadly Genesis X-Men: Deadly Genesis is the name of a miniseries from Marvel Comics by Ed Brubaker and Trevor Hairsine with covers by Marc Silvestri. Starring the X-Men, this series celebrates the 30th anniversary of Giant-Size X-Men #1.
X-Men: God Loves, Man Kills God Loves, Man Kills (more fully, Marvel Graphic Novel #5: X-Men: God Loves, Man Kills) is a graphic novel published in 1982 by Marvel Comics, starring their popular superhero team the X-Men. It was written by Chris Claremont and illustrated by Brent Anderson.
X-Men: Mutant Academy X-Men: Mutant Academy is a 3-D fighting game developed by Paradox, the company behind Activision's Wu-Tang: Shaolin Style and the never-published Thrill Kill, and based on Marvel Comics characters. Published by Activision, X-Men: Mutant Academy is a basic fighting game that uses six buttons: three buttons for punches and three for kicks.
X-Men: Mutant Academy 2 X-Men: Mutant Academy 2 is the sequel to the first Mutant Academy game, both of which feature the X-MEN in a 3-D fighting arena similar to Mortal Kombat 4. Like its predecessor, the game allows you to select from several heroes and villains and includes many of the signature moves from the comic.
X-Men: Mutant Apocalypse X-Men: Mutant Apocalypse is a 1994 Super Nintendo fighting game by Capcom in which the X-Men must rescue mutants from captivity in the Genosha island complex. Each X-Man has a specific mission he or she must accomplish.
X-Men: The 198 X-Men: The 198 is a comic book limited series that was published by Marvel Comics and set in the Marvel Universe shortly after the House of M and Decimation events. The five-issue series began publication in January 2006.
X-Men: The End X-Men: The End is a trilogy of miniseries detailing the last days of the X-Men and their adventures in the future of an alternate universe. It is written by Chris Claremont and drawn by Sean Chen, with Greg Land & later Gene Ha doing the cover art.
X-Men: The Hidden Years X-Men: The Hidden Years was a comic book series set in the Marvel Comics universe, which starred the company's popular superhero team, the X-Men. It was written by John Byrne, with illustrations by Byrne and Tom Palmer.
X-Men: The Official Game X-Men 3: The Official Game is Activision's tie-in videogame to the 2006 film X-Men: The Last Stand. The game covers the events of the films X2: X-Men United and X-Men: The Last Stand, specifically following the characters of Wolverine, Iceman, and Nightcrawler.
X-Men: The Ravages of Apocalypse X-Men: The Ravages Of Apocalypse, developed by Zero Gravity and released by Marvel Interactive, is a commercial total conversion of the Quake engine. Replacing the old maps and weapons are new designs, and all of the enemies in the game have been replaced with cyborg clones of popular X-Men characters, all with their own special powers -- for example Archangel is immune to rockets, Wolverine has his healing factor, etc.
X-O Manowar X-O Manowar (Aric Dacia) is a fictional Valiant Comics superhero created by legendary writer and former Marvel Comics editor-in-chief Jim Shooter, artist Bob Layton and Jon Hartz. X-O Manowar is also the title of the popular comic book starring Aric Dacia published by Valiant Comics.
X-Patrol The X-Patrol is a superhero team from the Amalgam Comics world, and are an amalgamation of X-Force from Marvel Comics and Doom Patrol from DC Comics, although there are references to Teen Titans, X-Men and Avengers also.
X-Play X-Play (previously GameSpot TV and Extended Play) is a video-game review television show. The program airs on G4 in the United States, on G4techTV in Canada, Fuel TV in Australia, on Ego in Israel and Jack TV in the Philippines.
X-Play's sketches and segments If you sit down and watch the TV show X-Play for any length of time, it will start to look less like a video-game review show and more closely resemble a sketch comedy show such as Saturday Night Live or MADtv (in fact, during one opening sequence Adam and Morgan were heard to remark that X-Play is "bringing Vaudeville back one lame sketch at a time ... we're still saving up for some trained seals, but once we get the seals, the show's taking off!
X-Pulsion X-Pulsion is the name of a punk rock from Brussels, Belgium, that formed in October 1977 and split in May 1978. Peter Schlager formed a new band of the same name but with a new line-up that played between fall 1978 and summer 1979.
X-ray (chess) In chess, an x-ray or x-ray attack is a tactic that involves the action of a piece being felt "through" a piece of the opposite color. It is different from the skewer, the pin and line clearance, with each of which it is often confounded.
X-ray absorption fine structure X-ray absorption fine structure (XAFS) is a specific structure observed in X-ray absorption spectroscopy (XAS). By analyzing the XAFS, information can be acquired on the local structure and on the unoccupied electronic states.
X-ray astronomy X-ray astronomy is an observational branch of astronomy, which deals with the study of X-ray emission from celestial objects. X-ray radiation is absorbed by the Earth's atmosphere, so instruments to observe X-rays must be taken to high altitude, in the past with balloons and sounding rockets.
X-ray background The observed X-ray background is thought to result from, at the "soft" end (below 0.3 keV), Galactic X-ray emission (the "galactic" X-ray background), and, at the "hard" end (above 0.
X-ray binary X-ray binaries are a class of binary stars that are very luminous in X-rays. The X-rays are produced by matter falling from one component (usually a relatively normal star) to the other component, which is a neutron star or a black hole.
X-ray crystal truncation rod A powerful method in surface science, based on analysis of X-ray diffraction pattern from a truncated crystalline surface. For an infinite crystal the diffracted pattern is concentrated in delta function like Bragg peaks.
X-ray crystallography X-ray crystallography is a technique in crystallography in which the pattern produced by the diffraction of X-rays through the closely spaced lattice of atoms in a crystal is recorded and then analyzed to reveal the nature of that lattice. This generally leads to an understanding of the material and molecular structure of a substance.
X-ray fish X-ray fish or x-ray tetra is a name usually given to the small tetra Pristella maxillaris often referred to as Pristella riddlei in older aquarium books. Less commonly, it may also be applied to other transparent species such as glassfish and glass catfish.
X (Dark Horse Comics) X is a comic book character who starred in his own self titled series published by Dark Horse Comics for their Comics Greatest World imprint. He is a dark anti-hero, with little true feeling and a strong tendency to kill.
X (Game Boy game) X was an early three-dimensional (3-D) game developed and released for Nintendo's Game Boy platform. It was developed by Argonaut Software, famous for developing Star Fox, the first three-dimensional game for the Super Nintendo Entertainment System (SNES).
X (Liberty X album) X is the third album by British pop group Liberty X, released in the UK on November 3, 2005 via V2 Records. The album reached #27 on the national albums charts and spwaned three single with its tracks "Songs 4 Lovers", "A Night To Remember" and "X".
X (roller coaster) X is the world's first "4th Dimensional Roller Coaster." It was built by roller coaster company Arrow Dynamics and was unique in the fact that the seats can be rotated 360 degrees backwards or forwards.
X (U.S. band) X is a noted punk rock band, formed in Los Angeles in 1977. While they achieved only limited mainstream success, they were widely considered one of the most accessible and tuneful of Los Angeles' many punk bands.
X 2000 XÂ 2000 is the brand name of Sweden's tilting 200 km/h high-speed train class X2, which is operated by SJ. It was launched in 1990 as a first-class only train with a meal included in the ticket price, and free use of the train's fax machine.
X Article The X Article, formally titled "The Sources of Soviet Conduct", was published in Foreign Affairs in July 1947. Though signed pseudonymously by "X," it was well known at the time that the true author was George F.
X Bomber is a marionette tokusatsu TV series. Created by manga master Go Nagai, the show, produced by Cosmo Productions and Jin Productions, aired on Fuji TV from October 4 1980 to March 28, 1981, with a total of 26 episodes (counting the pre-series pilot episode).
X Club The X Club was a dining club of nine men who supported the theories of natural selection and academic liberalism in late 19th century England. The club met in London once a month from November 1864 until March 1893 and its members are believed to have wielded much influence over scientific thought during its existence.
X Corps (ACW) X Corps was a corps of the Union Army during the American Civil War. It served during operations in South Carolina in the Department of the South, and later in Benjamin Butler's Army of the James, during the Bermuda Hundred and Petersburg Campaigns.
X Culture Magazine X Culture Magazine is an electronic magazine founded by Egyptian American author Sally Bishai in January, 2004, the magazine (and its print counterpart, The Journal of X Culture), includes cultural, social, psychological, technological, assimilational, international, political, religious, Middle Eastern and relational issues. The magazine has been both accused of and praised for its coverage of controversial topics.
X Division The X Division is a high-flying, high-risk style of professional wrestling seen in Total Nonstop Action Wrestling. Its high-flying style had been one of the key reasons viewers tuned into the former-WCW and ECW promotion's cruiserweight divisions.
X Force X Force was the name given to the portion of the Kuomintang Chinese Expeditionary Force that retreated from Burma into India in 1942. In order to protect his country's last overland link, the Burma Road, Chiang Kai-shek sent troops into Burma from Yunnan in 1942 to assist the British in holding back the Japanese.
X Games The X Games is an annual multi-sport event with a focus on action sports. The X Games airs live on ESPN and ABC, and is broken into seasons: the Winter X Games—held in January or February—and the X Games—usually held in August.
X Games VIII The 8th X Games were held in Philadelphia in 15 August - 19 August 2002. The events included Moto X (Big Air, Step Up and Freestyle), Skateboarding (Park, Vert Best Trick, Vert Doubles, Vert, Street and Street Best Trick), BMX (Park, Flatland, Vert, Dirt and Downhill), Wakeboarding (Men and Women), Aggressive Inline (Men's Vert, Men's Park and Women's Park) and Speed Climbing (Men and Women).
X chromosome [X chromosome is one of the two sex-determining] [[chromosomes in many animal species, including mammals (the other is the Y chromosome). It is a part of the XY sex-determination system and X0 sex-determination system.
X Image Extension X Image Extension, or XIE are extensions to X Windows system that enhance its graphics capability. They provide a powerful mechanism for the transfer and display of virtually any image on any X-capable hardware.
X Japan was a popular Japanese band founded in the 1980s by drummer and pianist Yoshiki Hayashi and vocalist Toshimitsu "Toshi" Deyama. Originally named X (エăă‚Żă‚ą), the group achieved its breakthrough success in 1989 with the release of their second album Blue Blood.
X Marks the Spot X Marks the Spot is a quiz and panel game that has been broadcast on BBC Radio 4 since 1998 which could be likened to be a more light-hearted version of Round Britain Quiz. It was presented by the comedian and author Pete McCarthy until his death in October 2004.
X Plastaz X Plastaz is a hip hop group from Arusha, Tanzania, consisting of six members; the brothers Nelly (aka Ruff-Nell), Gsan, and Ziggy, Maasai singer Yamat Ole Meipuko, and two teenage siblings of the brothers. The group was formed in 1996 and has had the aforementioned line-up since 2001.
X PRIZE The "X PRIZE" is a series of monetary prizes for science and technology proposed by Dr. Peter Diamandis, the first of which, the Ansari X PRIZE, was a ten million dollar prize for a private spacecraft capable of reaching the edge of space.
X resources In the X Window System, the X resources comprise parameters of computer programs such as the name of the font used in the buttons, the background color of menus, etc. They are used in conjunction or in alternative to command line parameters and configuration files.
X terminal In computing, an X terminal is a smart terminal used to display X Window System applications. X terminals enjoyed a period of popularity in the early 1990s when they offered a lower cost alternative to a full Unix workstation.
X video extension The X video extension, often abbreviated as XVideo or Xv, is a video output mechanism for the X Window System. Its main use today is to rescale video playback in hardware (namely in the hardware of the graphics card), in order to enlarge a given video or to watch it in full screen mode.
X Window authorization In the X Window System, programs connect to the X server, possibly via a computer network. Since the network may be accessible to other users, a method for forbidding access to programs run by users different from the one who is logged in is necessary.
X Window selection Selections, cut buffers, and drag-and-drop are the mechanisms used in the X Window System to allow a user to transfer data from a window to another. Selections and cut buffer are used (typically) when a user selects text or some other data in a window and paste in another one.
X Window System In computing, the X Window System (commonly X11 or X) is a networking and display protocol which provides windowing on bitmap displays. It provides the standard toolkit and protocol to build graphical user interfaces (GUIs) on Unix, Unix-like operating systems, and OpenVMS, and is supported by almost all other modern operating systems.
X'Trapolis The X'Trapolis train (also written as X'TRAPOLIS) is an electric passenger train, designed by the transport technology company Alstom. The trains have high floors, and are available in both single- and double-deck models.
X-02 Wyvern The X-02 is a fictional stealthy multirole fighter aircraft in the games Ace Combat 04, Ace Combat 5,Ace Combat Zero and Ace Combat X made by Namco. The X-02 plane is also called Wyvern in Ace Combat 5,Ace Combat X and Ace Combat Zero.
X-1 Submarine X-1 was the United States Navy's only midget submarine (but see the NR-1 Deep Submergence Craft), laid down on June 8, 1954, at Deer Park, Long Island, New York, by the Engine Division of Fairchild Engine and Airplane Corporation, launched on September 7, 1955, at Oyster Bay, Long Island, by Jakobson's Shipyard; delivered to the Navy on October 6 at New London, Connecticut, and placed in service on October 7, 1955, with Lieutenant. K.
X-10 Graphite Reactor When President Roosevelt in December 1942 authorized the Manhattan Project, the Oak Ridge site in eastern Tennessee had already been obtained and plans laid for an air-cooled experimental pile, a pilot chemical separation plant, and support facilities. The X-10 Graphite Reactor, designed and built in ten months, went into operation on November 4, 1943.
X-15 (film) X-15 is a 1961 movie that tells a fictionalized account of the X-15 research rocket plane, the men who flew it and the women who loved them. It starred David McLean, Charles Bronson, Mary Tyler Moore, Kenneth Tobey, and James Gregory.
X-20 Dyna-Soar The X-20 Dyna-Soar ('Dynamic Soarer') was a United States Air Force (USAF) program to develop a spaceplane that could be used for a variety of military missions, including reconnaissance, bombing, space rescue, satellite maintenance, and sabotage of enemy satellites. The program ran from 24 October 1957–10 December 1963, cost US$660 million and was canceled just after spacecraft construction had begun.
X-23 PRIME The Martin Marietta X-23A PRIME (Precision Reentry Including Maneuvering reEntry) was a small lifting body re-entry vehicle tested by the United States Air Force in the mid-1960s. Unlike ASSET, primarily used for structural and heating research, the X-23 PRIME was developed to study the effects of maneuvering re-entry, including cross range maneuvers up to 710 miles (1143 km) off the ballistic track.
X-3 Stiletto The Douglas X-3 Stiletto was an experimental jet aircraft with a slender fuselage and a long tapered nose, manufactured by the Douglas Aircraft Company. Its primary mission was to investigate the design features of an aircraft suitable for sustained supersonic speeds, which included the first use of titanium in major airframe components.
X-4 Bantam The Northrop X-4 Bantam was a small twin-jet airplane that had no horizontal tail surfaces, depending instead on combined elevator and aileron control surfaces (called elevons) for control in pitch and roll attitudes. The hope of some aerodynamicists was that eliminating the horizontal tail would also do away with stability problems at transonic speeds resulting from the interaction of supersonic shock waves from the wings and the horizontal stabilizers.
X-44 MANTA The X-44 MANTA (Multi-Axis No-Tail Aircraft) is intended to test the feasibility of full yaw, pitch and roll control without any use of tailplanes (horizontal or vertical). Altitude manipulation relies purely on 3D thrust vectoring.
X-53 Active Aeroelastic Wing The Active Aeroelastic Wing (AAW) development program is a current research project being undertaken jointly by the Air Force Research Laboratory (AFRL), Boeing Phantom Works and NASA Dryden Flight Research Center, where the technology is being flight tested on a modified F/A-18 Hornet, designated the X-53.Active Aeroelastic Wing flight research vehicle receives X-53 designation
X-bar theory X-bar theory is a component of linguistic theory which attempts to identify syntactic features common to all languages. It claims that among their phrasal categories, all languages share certain structural similarities, including one known as the "X-bar", which does not appear in traditional phrase structure rules.
X-convention The x-convention or iksokodo or iksa-sistemo is a way of writing Esperanto that is compatible with ASCII-only systems such as certain e-mail clients. Since Esperanto does not use the letter X in its native words, many Esperanto enthusiasts have taken to using the letter to signal a diacritical mark that is not available in 7-bit ASCII, placing the "x" after the letter that would have the diacritic in a Unicode-compliant application.
X-Claim Records X-Claim Records was an early 80's hardcore punk record label based in the Boston area. X-Claim was founded by SS Decontrol guitarist Al Barile, but owned and operated by essentially nobody, and existing mostly as a name and a logo used by general consent.
X-Clan X-Clan is a hip-hop group from Brooklyn, New York, originally composed of Grand Verbalizer Funkin' Lesson Brother J, Professor X the Overseer, Paradise the Architect, and Sugar Shaft the Rhythm Provider. The current incarnation of the group features leader Brother J, Master China, Kumu, "Ultraman" Ra Hanna, ACL, Lord Cza and DJ Fat Jack Biography ==
X-CNN Band signed to Sony Records via Rhythm King featuring Tim Bricheno who has been the guitarist for several notable English indie bands, including All About Eve, The Sisters of Mercy, and Tin Star. He has also played as a tour guest with The Mission.
X-Corporation The X-Corporation (X-Corp) is a fictional institution from the X-Men comic book series by Marvel Comics. This organization was created to ensure the protection of mutant rights throughout the world due to the increasing number of mutants.
X-Corps The X-Corps is a fictional team created by Marvel comics. Whether they were good or bad was left up to debate, even within the X-Men, but the team acted as a mutant police force created by former X-Man Banshee, in Uncanny X-Men #401 (January 2002).
X-COM : UFO Defense - A Novel X-COM : UFO Defense - A Novel is a 1995 novel by Diane Duane based on the X-COM computer game series. It was published after the release of the first game in the series, X-COM: UFO Defense, takes place during a late-game period and has some background information of uncertain canonity.
X-COM: Genesis X-COM: Genesis (Genesis or XCG) was a computer game in development in the X-COM series. It was being produced by original MicroProse employees, then working for Hasbro Interactive (HI) who bought out the game developer.
X-COM: UFO Defense Novel (Russian) X-COM: UFO Defense (1997) is a novelization of the popular computer game of the same name by Vladimir Vasilyev. The book tells the story of one of the original eight soldiers from the beginning of the conflict to the destruction of the Cydonia base on Mars.
X-Cutioner The X-Cutioner (Carl Denti) is a fictional character appearing in the Marvel Comics universe. He is a former FBI agent obsessed with stalking Mutants who kill humans, and uses an array of both alien technology (such as Shi'ar power armor and Z'nox sensors) and Earthly technology (such as Sentinel propulsion units) in his quest.
X-dimension of recorded spot X-dimension of recorded spot: In facsimile systems, the effective recorded spot dimension measured in the direction of the recorded line. By "effective recorded spot dimension" is meant the largest center-to-center spacing between recorded spots, which gives minimum peak-to-peak variation of density of the recorded line.
X-Day X-Day is a military term that is shorthand for "attack day." It was the term used by the Japanese Imperial General Headquarters for the day that they would begin the Greater East Asia War, a part of World War II.
X-Day (Church of the SubGenius) X-Day is the name for July 5th, 1998, the scheduled "end of the world" in the satirical Church of the SubGenius, an organization formed as a parody of cults and extreme religious groups and their pamphlets and claims. Since its inception in 1980, the Church has prophesied that an army of alien invaders would land on the planet Earth and destroy the world of "normals", "pinks", and "glorps," while the members of the Church of the SubGenius would be rescued by the aliens and taken away into space.
X-efficiency In economics, x-efficiency is the effectiveness with which a given set of inputs are used to produce outputs. If a firm is producing the maximum output it can, given the resources it employs, such as men and machinery, and the best technology available, it is said to be x-efficient.
X-Fab X-FAB is a European headquartered foundry group that specializes in the fabrication of analog and mixed-signal integrated circuits for fabless semiconductor companies. X-FAB has four main manufacturing sites, in Germany, Malaysia, the UK, and the USA.
X-Face An X-Face is a small bitmap (48 Ă— 48 pixels, black and white) image which is added to a Usenet posting or e-mail message, typically showing a picture of the author's face. The image data is included in the posting as encoded text, and attached with an 'X-Face' header.
X-Factor (comics) X-Factor is a comic book series published by Marvel Comics. Since its February 1986 inception, the book has been cancelled and relaunched several times, each relaunch featuring a different superhero team semi-related to the team featured in the book's previous run.
X-Factor Investigations X-Factor Investigations is a fictional detective agency in the Marvel Comics comic book series X-Factor. The agency first appears under the name "XXX Investigations" in the first issue of the Marvel Comics limited series Madrox #1 (November 2004).
X-Force X-Force was a Marvel Comics superhero team, one of many spin-offs of the popular X-Men franchise. Conceived by writer/illustrator Rob Liefeld, it formed in The New Mutants #100 (April 1991) and was shortly after featured in its own eponymous series.
X-Forwarded-For The X-Forwarded-For (XFF) HTTP header is a de facto standard for identifying the originating IP address of a client connecting to a web server through an HTTP proxy. XFF headers are supported by most proxy servers, notably Squid, Apache mod_proxy, Cisco Cache Engine, and NetApp NetCache.
X-gal In gene cloning X-gal (5-bromo-4-chloro-3-indolyl-beta-D-galactopyranoside) is used to indicate whether a bacterium expresses the Beta-galactosidase enzyme, which is encoded by the lacZ gene. X-gal is cleaved by β-Galactosidase yielding galactose and 5-bromo-4-chloro-3-hydroxyindole.
X-Gerät (navigation) X-Gerät (X-gadget) was a radio navigation system used by the Luftwaffe early in World War II to aid bomber navigation. It was preceded by the Knickebein system and was replaced with the Y-Gerät (navigation) system.
X-height In typography, the x-height or corpus size refers to the distance between the baseline and the mean line in a typeface. Typically, this is the height of the letter x in the font (which is where the terminology came from), as well as the a, c, e, m, n, o, r, s, u, v, w, and z.
X-Chat X-Chat, commonly written XChat or xchat, is one of the most popular IRC clients for Unix-like systems. It is also available for Microsoft Windows and Mac OS X (via an offshoot of the project, called X-Chat Aqua, which keeps in sync with the main development branch and is much more popular than the official version maintained by the Fink project).
X-inactivation X-inactivation (also called lyonization) is a process by which one of the two copies of the X chromosome present in female mammals is inactivated. The inactive X chromosome is silenced by packaging in repressive heterochromatin.
X-kan The three X-Kan, a term coined by Joe Maurantonio in mid-1995, are systems of traditional Japanese martial arts with their roots in the teachings of Masaaki Hatsumi, Toshitsugu Takamatsu and others. The three systems are:
X-Kaliber 2097 X-Kaliber 2097 (Sword Maniac in Japan) is a Super NES action game published by Activision. The game takes place in the near-anarchic future of the year 2097, in which the world's economy has been devastated, governments have collapsed, and organized crime has gained dramatic influence.
X-linked agammaglobulinemia X-linked agammaglobulinemia (also called X-linked hypogammaglobulinemia, XLA, Bruton type agammaglobulinemia) is a rare X-linked genetic disorder that affects the body's ability to fight infection. XLA patients do not generate mature B cells capable of manufacturing antibodies called immunoglobulins that the body uses to defend itself from infection.
X-linked dominant X-linked dominant is mode of inheritance in which a gene on the X chromosome is dominantX-linked Dominant: Incontinentia pigmenti - Lucile Packard Children's Hospital. Females can be more frequently affected than males since they have two X chromosomes that could potentially carry the abnormal gene, whereas a male has only one.
X-linked recessive X-linked recessive is a mode of inheritance in which a mutation in a gene on the X chromosome causes the phenotype to be expressed only (1) in males (who are necessarily hemizygous for the gene mutation because they have only one X chromosome) and (2) in females who are homozygous for the gene mutation (i.e.
X-Legged Sally X-Legged Sally (XLS) is a Belgian avant-garde rock/jazz-band founded in 1988 by composer Peter Vermeersch, and disbanded in 1997. They were one of the first bands from Belgium to combine a set of very different musical styles (jazz, rock, improvisation and classical), becoming a starting point for the Belgian indie music scene that developed in the nineties.
X-machine The X-machine is a theoretical model of computation introduced by Samuel Eilenberg in 1974. In its original form, the X-machine is rarely encountered, though Mike Stannett introduced a continuous-time variant in 1990 (the Analog X-Machine) that is relevant to early work in hypercomputation theory.
X-Mansion In the fictional Marvel Comics universe, the X-Mansion, the common name for the Xavier Mansion, is the base of operations and training site of the X-Men and the location of a school for mutant teenagers, the Xavier Institute for Higher Learning, formerly Xavier's School for Gifted Youngsters. It is also the worldwide headquarters of the X-Corporation.
X-Men 2099 X-Men 2099 is a comic book published by Marvel from 1993 to 1996 that explores the possibility of what a team of X-Men would be like in the year 2099. It extends the 2099 universe, which features other future versions of popular Marvel characters, such as Spider-Man 2099 and Hulk 2099.
X-Men Cartoon Maker The X-Men Cartoon Maker was a recreational software package that allows the user to create animations with a minimal level of sophistication by utilising a library of backdrops, animations and sound effects from the 1992 Marvel Comics X-Men animated series.
X-Men Legends II: Rise of Apocalypse X-Men Legends II: Rise of Apocalypse is a follow up to X-Men Legends. It is an action role-playing game released in 2005 for the Xbox, PlayStation 2, N-Gage, PSP, and GameCube video game consoles as well as the PC.
X-Men ReLoad X-Men ReLoad was the name given by Marvel Comics to their May 2004 revamp of the X-Men titles. The revamp was prompted by Grant Morrison's departure from New X-Men, as well as a general sense that the X-Men titles were not selling as well as they could be.
X-Men: Deadly Genesis X-Men: Deadly Genesis is the name of a miniseries from Marvel Comics by Ed Brubaker and Trevor Hairsine with covers by Marc Silvestri. Starring the X-Men, this series celebrates the 30th anniversary of Giant-Size X-Men #1.
X-Men: God Loves, Man Kills God Loves, Man Kills (more fully, Marvel Graphic Novel #5: X-Men: God Loves, Man Kills) is a graphic novel published in 1982 by Marvel Comics, starring their popular superhero team the X-Men. It was written by Chris Claremont and illustrated by Brent Anderson.
X-Men: Mutant Academy X-Men: Mutant Academy is a 3-D fighting game developed by Paradox, the company behind Activision's Wu-Tang: Shaolin Style and the never-published Thrill Kill, and based on Marvel Comics characters. Published by Activision, X-Men: Mutant Academy is a basic fighting game that uses six buttons: three buttons for punches and three for kicks.
X-Men: Mutant Academy 2 X-Men: Mutant Academy 2 is the sequel to the first Mutant Academy game, both of which feature the X-MEN in a 3-D fighting arena similar to Mortal Kombat 4. Like its predecessor, the game allows you to select from several heroes and villains and includes many of the signature moves from the comic.
X-Men: Mutant Apocalypse X-Men: Mutant Apocalypse is a 1994 Super Nintendo fighting game by Capcom in which the X-Men must rescue mutants from captivity in the Genosha island complex. Each X-Man has a specific mission he or she must accomplish.
X-Men: The 198 X-Men: The 198 is a comic book limited series that was published by Marvel Comics and set in the Marvel Universe shortly after the House of M and Decimation events. The five-issue series began publication in January 2006.
X-Men: The End X-Men: The End is a trilogy of miniseries detailing the last days of the X-Men and their adventures in the future of an alternate universe. It is written by Chris Claremont and drawn by Sean Chen, with Greg Land & later Gene Ha doing the cover art.
X-Men: The Hidden Years X-Men: The Hidden Years was a comic book series set in the Marvel Comics universe, which starred the company's popular superhero team, the X-Men. It was written by John Byrne, with illustrations by Byrne and Tom Palmer.
X-Men: The Official Game X-Men 3: The Official Game is Activision's tie-in videogame to the 2006 film X-Men: The Last Stand. The game covers the events of the films X2: X-Men United and X-Men: The Last Stand, specifically following the characters of Wolverine, Iceman, and Nightcrawler.
X-Men: The Ravages of Apocalypse X-Men: The Ravages Of Apocalypse, developed by Zero Gravity and released by Marvel Interactive, is a commercial total conversion of the Quake engine. Replacing the old maps and weapons are new designs, and all of the enemies in the game have been replaced with cyborg clones of popular X-Men characters, all with their own special powers -- for example Archangel is immune to rockets, Wolverine has his healing factor, etc.
X-O Manowar X-O Manowar (Aric Dacia) is a fictional Valiant Comics superhero created by legendary writer and former Marvel Comics editor-in-chief Jim Shooter, artist Bob Layton and Jon Hartz. X-O Manowar is also the title of the popular comic book starring Aric Dacia published by Valiant Comics.
X-Patrol The X-Patrol is a superhero team from the Amalgam Comics world, and are an amalgamation of X-Force from Marvel Comics and Doom Patrol from DC Comics, although there are references to Teen Titans, X-Men and Avengers also.
X-Play X-Play (previously GameSpot TV and Extended Play) is a video-game review television show. The program airs on G4 in the United States, on G4techTV in Canada, Fuel TV in Australia, on Ego in Israel and Jack TV in the Philippines.
X-Play's sketches and segments If you sit down and watch the TV show X-Play for any length of time, it will start to look less like a video-game review show and more closely resemble a sketch comedy show such as Saturday Night Live or MADtv (in fact, during one opening sequence Adam and Morgan were heard to remark that X-Play is "bringing Vaudeville back one lame sketch at a time ... we're still saving up for some trained seals, but once we get the seals, the show's taking off!
X-Pulsion X-Pulsion is the name of a punk rock from Brussels, Belgium, that formed in October 1977 and split in May 1978. Peter Schlager formed a new band of the same name but with a new line-up that played between fall 1978 and summer 1979.
X-ray (chess) In chess, an x-ray or x-ray attack is a tactic that involves the action of a piece being felt "through" a piece of the opposite color. It is different from the skewer, the pin and line clearance, with each of which it is often confounded.
X-ray absorption fine structure X-ray absorption fine structure (XAFS) is a specific structure observed in X-ray absorption spectroscopy (XAS). By analyzing the XAFS, information can be acquired on the local structure and on the unoccupied electronic states.
X-ray astronomy X-ray astronomy is an observational branch of astronomy, which deals with the study of X-ray emission from celestial objects. X-ray radiation is absorbed by the Earth's atmosphere, so instruments to observe X-rays must be taken to high altitude, in the past with balloons and sounding rockets.
X-ray background The observed X-ray background is thought to result from, at the "soft" end (below 0.3 keV), Galactic X-ray emission (the "galactic" X-ray background), and, at the "hard" end (above 0.
X-ray binary X-ray binaries are a class of binary stars that are very luminous in X-rays. The X-rays are produced by matter falling from one component (usually a relatively normal star) to the other component, which is a neutron star or a black hole.
X-ray crystal truncation rod A powerful method in surface science, based on analysis of X-ray diffraction pattern from a truncated crystalline surface. For an infinite crystal the diffracted pattern is concentrated in delta function like Bragg peaks.
X-ray crystallography X-ray crystallography is a technique in crystallography in which the pattern produced by the diffraction of X-rays through the closely spaced lattice of atoms in a crystal is recorded and then analyzed to reveal the nature of that lattice. This generally leads to an understanding of the material and molecular structure of a substance.
X-ray fish X-ray fish or x-ray tetra is a name usually given to the small tetra Pristella maxillaris often referred to as Pristella riddlei in older aquarium books. Less commonly, it may also be applied to other transparent species such as glassfish and glass catfish.
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