All articles starting with G
18,970 articles
G.652 standard single-mode fiber
G.652 standard single-mode fiber, commonly called standard single-mode fiber (SSMF), is the most widely deployed single-mode optical fiber, defined by ITU-T Recommendation G.652 and optimized for 1310 nm.
G.654.E
G.654.E is a category of cut-off shifted single-mode optical fiber defined by the ITU-T, combining ultra-low attenuation with a large effective area for terrestrial 100 Gbit/s long-haul transmission.
G.711
G.711, titled Pulse code modulation of voice frequencies, is an ITU-T standard, first published in 1972, specifying the companded 8-bit digital encoding of telephone speech at 64 kbit/s used in the PSTN and voice over IP.
G.722
G.722 is an ITU-T speech coding standard, first approved in 1988, that transmits 7 kHz wideband audio over a 64 kbit/s channel using sub-band ADPCM.
G.723.1
G.723.1 is an ITU-T speech coding standard approved in 1996 that compresses speech to 5.3 or 6.3 kbit/s and served as the mandatory audio codec for H.324 videotelephony.
G.726
G.726 is an ITU-T speech coding standard, approved in 1990, that converts 64 kbit/s PCM voice to adaptive differential pulse code modulation at 40, 32, 24, and 16 kbit/s.
G.C. Chandrashekhar
G.C. Chandrashekhar is an Indian National Congress politician from Karnataka serving his second term in the Rajya Sabha, from 2024 to 2030, and was appointed principal advisor to Karnataka's chief minister in July 2026.
G.C. Surana
G.C. Surana, born Ghewar Chand Surana, was an Indian pharmaceutical entrepreneur who founded Micro Labs Limited in Madras (Chennai) in 1973 after working as an accountant in Bangalore.
G.D. Aurbach
G.D. Aurbach, also known as Gerald D. Aurbach, was an American endocrinologist at the National Institutes of Health known for purifying parathyroid hormone and developing its first radioimmunoassay.
G.D. Estoril Praia
Grupo Desportivo Estoril Praia, founded 17 May 1939 in Estoril, Cascais, is a Portuguese multi-sport club whose football team plays in the Primeira Liga at the Estádio António Coimbra da Mota (capacity 5,094), with three Segunda Liga titles.
G.D.N
G.D.N. (2026) is a Tamil biographical drama about inventor G.D. Naidu, the "Edison of India", directed by Krishnakumar Ramakumar and starring R. Madhavan, who also co-wrote and co-produced. Released theatrically 7 August 2026 and on Netflix 4 September 2026; mixed reviews, modest box office.
G.E. Rogers
George Ernest Rogers (1927–2021) was an Australian biochemist at CSIRO and the University of Adelaide known for his work on the molecular structure of keratins and the biochemistry of keratinisation.
G.E.M.
G.E.M. (鄧紫棋), born Gloria Tang 1991 in Shanghai, is a Hong Kong Cantopop/Mandopop singer-songwriter famed for I Am a Singer (2014) and the US$424 million I Am Gloria World Tour; not to be confused with other artists using the GEM stage name.
G.fast
G.fast, short for Fast access to subscriber terminals, is a DSL standard approved in 2014 that delivers up to 1 Gbit/s over copper lines shorter than 500 meters.
G.G. Allen Steam Plant
The G.G. Allen Steam Plant, also called the Allen Steam Station, was a five-unit coal-fired power plant in Belmont, North Carolina, owned by Duke Energy Carolinas.
G.G. Brownlee
George Gow Brownlee, known as G.G. Brownlee, is a British biochemist and emeritus professor at the University of Oxford known for discovering pseudogenes, cloning the factor IX gene, and pioneering influenza reverse genetics.
G.H. Hardy
G.H. Hardy, full name Godfrey Harold Hardy (1877–1947), was an English mathematician at Cambridge and Oxford, known for the Hardy–Ramanujan partition formula and the Hardy–Weinberg principle.
G.I.
G.I. (also GI) is an informal term for a US enlisted service member, from galvanized iron reinterpreted as government issue; first printed for a soldier in 1939, popularized as G.I. Joe in WWII.
G.I. Bill
G.I. Bill, or Servicemen's Readjustment Act of 1944, is the U.S. law signed June 22, 1944 giving WWII veterans education, unemployment, and home-loan benefits; renewed as the Montgomery and Post-9/11 GI Bills.
G.I. Jane
G.I. Jane is a 1997 American action drama directed by Ridley Scott. It stars Demi Moore as a Navy intelligence officer training for the Navy SEAL program.
G.I. Jeff
"G.I. Jeff" is Community season 5 episode 11 (NBC, April 3, 2014), written by Dino Stamatopoulos and directed by Rob Schrab, an animated G.I. Joe parody set in Jeff Winger's coma after scotch and youth pills; polarizing among fans.
G.I. Joe
G.I. Joe is Hasbro's military action figure franchise, launched in 1964 as the first action figure and rebooted in 1982 as A Real American Hero against COBRA, spanning Larry Hama's comics, cartoons, and films.
G.I. Joe (film series)
The G.I. Joe film series is a series of American action films based on Hasbro's military-themed franchise, released between 1987 and 2021 by Paramount Pictures.
G.I. Joe: Resolute
G.I. Joe: Resolute is a 2009 Hasbro animated micro-series, 60 minutes in ten 5-minute webisodes plus a 10-minute finale, written by Warren Ellis, directed by Joaquim Dos Santos, aired on Adult Swim, TV-14, darker than the 1980s cartoon.
G.I. Joe: Retaliation
G.I. Joe: Retaliation (2013) is Jon M. Chu's sequel to The Rise of Cobra, written by Rhett Reese and Paul Wernick, delayed nine months for 3D conversion, grossing $375.7 million worldwide, the highest of the live-action G.I. Joe films despite 29% on Rotten Tomatoes.
G.I. Joe: The Movie
G.I. Joe: The Movie (1987) is the Sunbow animated feature concluding G.I. Joe: A Real American Hero, directed by Don Jurwich, with Cobra-La, Burgess Meredith as Golobulus, and Duke's death redubbed into a coma.
G.I. Joe: The Rise of Cobra
G.I. Joe: The Rise of Cobra, also known as The Rise of Cobra, is a 2009 American action film directed by Stephen Sommers, based on the Hasbro toy line.
G.I.S.M.
G.I.S.M. (ギズム), Tokyo hardcore punk/metal band formed 1981, fronted by Sakevi Yokoyama with guitarist Randy Uchida; albums Detestation, M.A.N., Sonicrime Therapy; notorious violent shows; disbanded 2002, reunited 2016.
G.L. Mirchandani
G.L. Mirchandani, full name Gulu L. Mirchandani, is an Indian first-generation entrepreneur who co-founded MIRC Electronics in 1981, the Mumbai company behind the Onida television brand, and led it as Chairman until 2025.
G.NA (최지나)
G.NA (지나, 최지나; Gina Jane Choi), born 1987, is a Korean Canadian singer who debuted solo in 2010 under Cube Entertainment, scored hits like "Black & White," was fined in 2016, and returned in 2026.