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QuickTime
QuickTime, also known as Apple QuickTime, is Apple's multimedia software architecture for video and audio, first shipped for the Macintosh in December 1991; its .mov file format underlies the MPEG-4 standard.
Quidnet Energy
Quidnet Energy is a Houston-based company founded in 2013 that develops Geomechanical Pumped Storage (GPS), storing pressurized water underground and releasing it through a hydroelectric turbine.
Quiet period (cognitive radio)
A quiet period (QP), also called a silence period or sensing slot, is an interval in which a cognitive radio network stops transmitting so its radios can detect licensed users.
Quiet-STaR
Quiet-STaR is a 2024 training method for large language models, generalizing STaR, that generates internal rationales at every token to improve prediction of following text.
Quifa Oil Field
Quifa Oil Field is a heavy-oil field in the Llanos Orientales basin of eastern Colombia, operated by Frontera Energy with Ecopetrol since commercial viability in 2010.
Quiggly hole
A quiggly hole, also known as a kekuli, is the depression left in the ground by a semi-subterranean pithouse, the traditional winter dwelling of Indigenous peoples of interior British Columbia.
Quill
Quill is an American direct marketer of office supplies to businesses, founded in Chicago in 1956 by Jack Miller and acquired by Staples in 1998.
Quill drive
Quill drive is a railway traction transmission in which a hollow shaft around the driving axle carries torque from a sprung traction motor to the wheels.
QuillBot
QuillBot is an AI-powered writing suite founded in 2017 by students building a paraphraser, now owned by Learneo and offering grammar checking, AI detection, plagiarism checking, and translation tools.
Quince (company)
Quince is a San Francisco direct-to-consumer company founded in 2018, best known for its $50 Mongolian cashmere sweater and a manufacturer-to-consumer model that ships directly from partner factories.
Quincunx
A quincunx is an arrangement of five objects, four at the corners of a square and one at the center, like a die's five face.
Quine (computing)
A quine is a computer program that takes no input and prints its own source code exactly, named by Douglas Hofstadter in 1979 after logician Willard van Orman Quine.
Quinn Burlingame
Quinn C. Burlingame is a solar-cell researcher at Princeton University who studies the stability of organic and perovskite photovoltaics, and co-led a 2019 Nature study showing packaged organic solar cells can be intrinsically stable.
Quinone flow battery
A quinone flow battery is a redox flow battery whose energy-storing electrolytes are quinones, organic molecules built from earth-abundant elements, first demonstrated at Harvard in 2014 and now being commercialized by Quino Energy.
Quinta da Regaleira
Quinta da Regaleira is a historic estate near Sintra, Portugal, combining a palace, chapel, gardens, and the spiral Initiation Well; it forms part of UNESCO's Cultural Landscape of Sintra.
Quintero LNG Terminal
The Quintero LNG Terminal is a liquefied natural gas import and regasification terminal on Quintero Bay, about 160 km northwest of Santiago, Chile, opened in 2009.
Quintinshill rail disaster
The Quintinshill rail disaster was a multi-train collision and fire near Gretna Green, Scotland, on 22 May 1915 that killed over 220 people, most of them Royal Scots soldiers bound for Gallipoli.
Quirinal Palace
The Quirinal Palace (Palazzo del Quirinale) is a palace on the Quirinal Hill in Rome and, since 1946, the official residence of the President of the Italian Republic.
Quiver
Quiver is a line of plug-and-play unstructured-data storage appliances from Arrow Intelligent Solutions, sold with Qumulo Core file and object software pre-integrated for AI and large-scale file workloads.
Quizlet
Quizlet, also known as Quizlet.com, is an American online learning platform founded in 2005 by Andrew Sutherland and headquartered in San Francisco, used by over 60 million people monthly.
Qujing power station
Qujing power station (曲靖电厂), also known as SDIC Qujing Power Generation, is a 1,200 MW coal-fired power station in Qujing, Yunnan, China, with four 300 MW units.
Qujing Technology (趋境科技)
Qujing Technology (趋境科技) is a Chinese AI inference acceleration startup founded in December 2023 by Tsinghua University researchers, operating the ATaaS AI Token production platform.
Qun Liu
Qun Liu (刘群) is a Chinese computer scientist in natural language processing and machine translation, Huawei's chief scientist of speech and language computing since 2018 and a 2021 ACL Fellow.
Quonset hut
A Quonset hut is a lightweight prefabricated building with a semi-cylindrical corrugated steel shell, developed by the US Navy in 1941 and named for Quonset Point, Rhode Island.
Quora
Quora is a question-and-answer website and social network founded in April 2009 in Palo Alto, California, by former Facebook employees Adam D'Angelo and Charlie Cheever.
Quota (Unix)
A Unix disk quota is a per-user, group, or project limit on disk space and file count on a filesystem, originating in BSD and implemented in Linux via the quotactl system call.
Quota System (Royal Navy)
The Quota System was a 1795 British naval recruiting scheme requiring counties and seaports to raise fixed numbers of men for the Royal Navy at local expense.
Qurayyah CC power plant
The Qurayyah CC power plant is a gas-fired combined cycle power station at Qurayyah in Saudi Arabia's Eastern Province, with a capacity of 4,600 MW.
Qurayyah II power plant
The Qurayyah II power plant is a natural-gas-fired combined cycle plant at Qurayyah in Saudi Arabia's Eastern Province, with capacity reported between about 3,230 and 3,828 MW.
Qurayyah Thermal power plant
Qurayyah Thermal power plant is a power generation complex on the sea coast of Saudi Arabia's Eastern Province, including the 3,927 MW Qurayyah Independent Power Plant.