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Gallium nitride on silicon carbide
Gallium nitride on silicon carbide (GaN-on-SiC) is a semiconductor technology that grows GaN epitaxial layers on SiC substrates for high-power radio-frequency transistors and radar amplifiers.
Gallium oxide power devices
Gallium oxide power devices are semiconductor switches and rectifiers made from beta-phase gallium oxide (β-Ga₂O₃), whose high breakdown field exceeds silicon carbide and gallium nitride.
Gallium oxide power electronics
Gallium oxide power electronics are rectifiers and transistors built on beta-phase gallium oxide (β-Ga₂O₃), an ultra-wide-bandgap semiconductor promising lower conduction losses than silicon carbide or GaN devices.
Gallium oxide power transistors
Gallium oxide power transistors are field-effect transistors that use beta-phase gallium oxide, an ultra-wide-bandgap semiconductor, as the channel for high-voltage power switching and radio-frequency electronics.
Galloping Goose (railcar)
The Galloping Goose is a series of seven gasoline-powered railcars built by the bankrupt Rio Grande Southern Railroad from automobile bodies, operated on its narrow gauge Colorado line until 1952.
Galloway distillery
Galloway Distillery, formerly Crafty Distillery, is a Lowland whisky, gin, and vodka distillery near Newton Stewart, Scotland, built in 2017 and acquired by actor Sam Heughan in 2025.
Gallup (company)
Gallup, Inc. is a private, employee-owned analytics and advisory company in Washington, D.C., best known for the Gallup Poll, a public opinion survey conducted since 1935.
Galois/Counter Mode
Galois/Counter Mode (GCM), also known as AES-GCM, is a mode of operation for 128-bit block ciphers that provides authenticated encryption, standardized by NIST in 2007.
Galvanization
Galvanization, or galvanizing, is the process of coating iron or steel with zinc to protect it from corrosion, most often by dipping the steel in molten zinc.
Galvanometer
A galvanometer, also called a D'Arsonval meter, is an instrument that detects or measures small electric currents through magnetic deflection, forming the heart of analog ammeters and voltmeters.
Galveston Bay Refinery
The Galveston Bay Refinery is a Marathon Petroleum refinery in Texas City, Texas, on Galveston Bay, opened in 1934 and refining 631,000 barrels of crude oil per day.
GAM-63 Rascal
The GAM-63 Rascal was the US Air Force's first nuclear-armed standoff missile, a supersonic liquid-propellant air-to-surface missile built by Bell Aircraft, operational with Strategic Air Command in 1957 and canceled in 1958.
GAM-87 Skybolt
The GAM-87 Skybolt, redesignated AGM-48, was an American air-launched ballistic missile developed by Douglas Aircraft for the US Air Force and canceled in December 1962 after test failures.
Gama Goat
The Gama Goat, officially the M561 1¼-ton 6x6 cargo truck, was an articulated, semi-amphibious military truck produced for the US Army from 1969 to 1973 and retired by 1991.
Gambeson
The gambeson, also called aketon, is a quilted fabric jacket worn as body armor in medieval Europe, under mail or plate or alone by poor soldiers.
Gambir Station
Gambir Station (Stasiun Gambir, code GMR) is a railway station in Central Jakarta, Indonesia, opened in 1871 as Weltevreden Station and rebuilt elevated in 1992, serving as the capital's main long-distance train gateway.
Gamble House (Pasadena, California)
The Gamble House is a 1908 residence in Pasadena, California, designed by Greene and Greene for David Gamble of Procter & Gamble, a landmark of the American Arts and Crafts movement.
Gamble Plantation Historic State Park
Gamble Plantation Historic State Park is a Florida state park in Ellenton, preserving the only surviving antebellum mansion in South Florida, home of Major Robert Gamble's sugar plantation.
Gambrel roof
The gambrel roof, also called a barn roof, is a two-sided roof with a steep lower slope and flatter upper slope, known from American barns and Dutch Colonial houses.
Game Boy Advance (ゲームボーイアドバンス)
The Game Boy Advance (GBA) is a 32-bit handheld game console released by Nintendo in Japan in March 2001, introducing a widescreen color display and backward compatibility with older Game Boy cartridges.
Game Boy Camera
The Game Boy Camera, sold in Japan as the Pocket Camera (ポケットカメラ), is a grayscale digital camera cartridge for the Game Boy, launched by Nintendo in 1998.
Game Boy Game Pak
The Game Boy Game Pak is Nintendo's removable ROM cartridge for the Game Boy family, holding program ROM, battery-backed save RAM, and a Memory Bank Controller chip.
Game Center
Game Center, also known as Apple Game Center, is Apple's social gaming network that identifies players across games and devices with leaderboards, achievements, and multiplayer matchmaking.
Game development kit
A game development kit is a bundled set of tools, libraries, APIs, and documentation for building and testing games on a specific platform, often including console dev kit hardware.
Game Gear
The Game Gear (ゲームギア) is an 8-bit handheld game console released by Sega in Japan in 1990, with a backlit color screen that competed against Nintendo's longer-lasting Game Boy.
Game loop
The game loop is the continuous cycle at the core of every real-time game, processing input, updating the simulation, and rendering, typically 30 to 60 times per second.
GameChange Solar
GameChange Solar is an American manufacturer of solar trackers and fixed-tilt racking systems, founded in 2012 and ranked second in global tracker shipments in 2025.
Gameel Al-Batouti (جميل البطوطي)
Gameel Al-Batouti (جميل البطوطي), Egyptian relief first officer of EgyptAir Flight 990, which crashed off Nantucket in 1999 killing 217; NTSB blamed his control inputs, Egypt blamed mechanical failure.
GameNGen
GameNGen is a diffusion model by Google Research that simulates the 1993 shooter DOOM in real time, generating each frame from past frames and player actions.
Gameover ZeuS
Gameover ZeuS, also known as GOZeus or P2P ZeuS, was a peer-to-peer botnet that stole online banking credentials, infecting up to 1 million computers from 2011 to 2014.