All articles starting with S
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Sapphire substrate
A sapphire substrate is a wafer of single-crystal sapphire (α-Al₂O₃) used as the base for epitaxial semiconductor films, above all GaN LEDs and silicon-on-sapphire RF circuits.
Sappho
Sappho (Σαπφώ, Aeolic Ψάπφα), archaic Greek lyric poet of Lesbos, late 7th to early 6th century BCE; author of the Ode to Aphrodite and the Sapphic stanza; only about 650 of over 10,000 ancient lines survive, expanded by the 2004 and 2014 papyrus finds.
Sappho Patera
Sappho Patera is a 225-km-diameter rimmed volcanic depression (patera) on Venus at 14.1°N, 16.5°E, atop the shield volcano Irnini Mons in Eistla Regio; IAU-named in 1979 for the Greek poet Sappho of Lesbos.
Sappi
Sappi Limited is a South African pulp and paper group founded in 1936, headquartered in Johannesburg and listed on the JSE, selling dissolving wood pulp and papers in over 150 countries.
Sapporo (札幌)
Sapporo (札幌) is the capital and largest city of Hokkaido, Japan, founded in 1869 on a planned grid and one of the snowiest large cities in the world.
Sapporo Concert Hall (Kitara)
Sapporo Concert Hall Kitara is a classical music concert hall in Nakajima Park, Sapporo, Japan, opened in 1997 as the home of the Sapporo Symphony Orchestra.
Saproamanita
Saproamanita (also Aspidella E.-J. Gilbert, Lepidella) is a 2016-proposed genus of saprotrophic amanitoid mushrooms, type S. vittadinii, split from ectomycorrhizal Amanita; the split remains contested and NCBI flags the name in brackets.
Saproamanita inopinata
Saproamanita inopinata (basionym Amanita inopinata D.A. Reid & Bas 1987), the Surprise Amanita, a rare saprotrophic Amanitaceae mushroom described from Kent, England, spreading in Europe and known from New Zealand and Australia.
Saproamanita thiersii
Saproamanita thiersii, also called Amanita thiersii or Thiers' lepidella, is a white, shaggy saprotrophic lawn mushroom in Amanitaceae, expanding across the US Midwest since about 1990 and named for mycologist Harry Thiers.
Saprolegnia
Saprolegnia (Nees, 1823) is a genus of freshwater water molds, oomycetes in Saprolegniaceae, not true fungi but stramenopiles; S. parasitica causes saprolegniosis, white cottony mycelial infections of fish and eggs in aquaculture.
Saprotrophic nutrition
Saprotrophic nutrition, also called saprophytic nutrition, is a form of heterotrophic nutrition in which an organism called a saprotroph feeds on dead organic matter by secreting digestive enzymes.
SAPS II
SAPS II (Simplified Acute Physiology Score II) is an ICU severity-of-illness score estimating hospital mortality risk from 17 variables collected in the first 24 hours.
Sapsan (train)
Sapsan (Сапсан, Russian for peregrine falcon) is the brand name for Russian Railways' Siemens Velaro RUS high-speed trains, which have run between Moscow and Saint Petersburg since 2009 as Russia's first high-speed rail service.
Sapsiree Taerattanachai
Sapsiree Taerattanachai (ทรัพย์สิรี แต้รัตนชัย, "Popor"), Thai badminton player born 1992; 2010 Youth Olympics singles gold, 2021 mixed doubles world champion with Dechapol Puavaranukroh, and first Thai pair ranked world No. 1.
Sapt
Sapt (Sanskrit sapta, "seven") prefixes South Asian river and place names: Sapt Kosi and Sapt Gandaki in Nepal, each a seven-stream river system, Saptagram the seven-villages port of Bengal, and Sapt-Sindhu, the contested land of seven rivers.
Sapta Saagaradaache Ello – Side A
Sapta Saagaradaache Ello – Side A (ಸಪ್ತ ಸಾಗರದಾಚೆ ಎಲ್ಲೋ), 2023 Kannada romantic drama by Hemanth M. Rao, starring Rakshit Shetty and Rukmini Vasanth; first half of the Side A/Side B duology, released 1 September 2023 by Paramvah Pictures.
Saptadingar Guptodhon (সপ্তডিঙার গুপ্তধন)
Saptadingar Guptodhon (সপ্তডিঙার গুপ্তধন) is a 2026 Bengali adventure thriller, the fourth Sonada film, directed by Dhrubo Banerjee, starring Abir Chatterjee, hunting Raja Pratapaditya's treasure in the Sundarbans.
Saptagiri Sankar Ulaka
Saptagiri Sankar Ulaka is an Indian National Congress politician who has represented Koraput, Odisha, in the Lok Sabha since 2019, the party's only member of parliament from the state.
Saptapadi (सप्तपदी)
Saptapadi (सप्तपदी), the seven steps before the sacred fire, is the completing rite of the Hindu wedding; under Section 7 of the Hindu Marriage Act 1955 the marriage binds at the seventh step, though not mandatory for all Hindu marriages.
Saptapadi (సప్తపది) (1981 film)
Saptapadi (సప్తపది), also Saptapadhi, is K. Viswanath's 1981 Telugu drama about an orthodox priest whose granddaughter Hema loves a Harijan flautist; it won the 1981 Nargis Dutt Award and was remade as Jaag Utha Insan.
Saptarshi Das
Saptarshi Das is an engineer working on 2D materials, nanoscale transistors, and brain-inspired computing, and the Ackley Professor of Engineering at Penn State since 2016.
Saptashrungi (सप्तशृंगी)
Saptashrungi (सप्तशृंगी) is a hill shrine of the Goddess near Vani in Nashik district, Maharashtra, where an eight-foot, eighteen-armed image is worshipped on a mountaintop.
Saptavimsatika Guggulu
Saptavimsatika Guggulu (Saptavimśatika guggulu), a classical Ayurvedic polyherbal pill based on purified guggulu (Commiphora exudate) with about 27 ingredients; AFI dosage 6 g; indicated for angina, cough, dyspnea, chest pain, and inflammation.
Sapthamashree Thaskaraha
Sapthamashree Thaskaraha (സപ്തമ. ശ്രീ. തസ്കരാഃ) is a 2014 Malayalam heist comedy by Anil Radhakrishnan Menon, starring Prithviraj Sukumaran as one of seven jail inmates who rob a businessman's black money, released Onam 2014 under August Cinema.
Sapun Gora Memorial Complex
Мемориальный комплекс Сапун Гора (Sapun Gora Memorial Complex) in Sevastopol commemorates the 7 May 1944 assault; includes the 1959 diorama by Maltsev, obelisk, Eternal Flame, and park.
SapuraOMV
SapuraOMV was a Malaysian independent gas producer formed in 2019 by Sapura Energy and Austria's OMV, operating gas fields offshore Sarawak until TotalEnergies acquired it in 2024.
Saputara (સાપુતારા)
Saputara (સાપુતારા), the 'Abode of Serpents', is Gujarat's only hill station, a planned resort at about 1,000 m in the Sahyadri range of Dang district, known for its lake, tribal culture, and annual Monsoon Festival.
Saputo Inc.
Saputo Inc. is a Canadian dairy processor headquartered in Montréal, Québec. Founded by the Saputo family in 1954, it sells cheese, milk, and dairy ingredients in over 60 countries.
Saqaliba
The Saqaliba (الصقالبة) were a slave and freedman corps of European origin, mostly Slavs, that served the Umayyads of al-Andalus from the eighth century until the caliphate's fall in the early eleventh.
Saqi City Site
The Saqi City Site (萨其城址) is a walled mountain city in Hunchun, Jilin, China, with stone walls about 7,000 m around and usually attributed to the Balhae period.