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NSU Motorenwerke
NSU Motorenwerke AG (NSU AG) was a German vehicle manufacturer in Neckarsulm, founded in 1873, that pioneered the Wankel rotary engine and merged into Audi in 1969.
NSU Ro 80
The NSU Ro 80 is a German executive saloon built from 1967 to 1977 with a twin-rotor Wankel engine, winning the 1968 European Car of the Year.
NSV machine gun
The NSV machine gun, also known as the NSV-12.7 or Utyos, is a Soviet 12.7 mm heavy machine gun adopted in the early 1970s to replace the DShK.
NSWGR steam locomotive classification
NSWGR steam locomotive classification is the system the New South Wales Government Railways used to identify its steam classes, alphabetical until a 1924 numbering scheme.
NTFS
NTFS (New Technology File System) is the default file system for modern Windows, first released with Windows NT 3.1 in 1993, with encryption, disk quotas, and recovery logging.
ntopng
ntopng is a self-hosted, web-based network traffic monitoring tool released in 2013 as a rewrite of ntop, analyzing packets and NetFlow, IPFIX, and sFlow flows in real time.
NTPC
NTPC Limited, formerly National Thermal Power Corporation, is an Indian government-owned power company incorporated in 1975; India's largest utility, it generates about 24% of the country's electricity.
NTPC BHEL Power Projects Private Ltd
NTPC BHEL Power Projects Private Limited is an Indian joint venture of NTPC and BHEL, each holding 50 percent, incorporated in Delhi in 2008 for power plant EPC work.
NTPC Green Energy Limited
NTPC Green Energy Limited is an Indian renewable energy company, a wholly founded subsidiary of NTPC created in 2022 to develop solar, wind, and green hydrogen projects.
NTPC Korba Super Thermal Power Plant
NTPC Korba Super Thermal Power Plant is a 2,600 MW coal-fired station at Jamnipali in Korba district, Chhattisgarh, operated by NTPC and serving western and central India.
NTPC Limited (एनटीपीसी लिमिटेड)
NTPC Limited (एनटीपीसी लिमिटेड), formerly National Thermal Power Corporation, is India's largest thermal power generator, a government-owned Maharatna company founded in 1975 that also runs hydro, renewable, and nuclear plants.
NTPC Parmanu Urja Nigam Ltd
NTPC Parmanu Urja Nigam Ltd (NPUNL) is a wholly owned nuclear energy subsidiary of NTPC, India's largest power generator, incorporated on 7 January 2025 to carry on nuclear energy business.
NTPC SAIL Power Company Ltd.
NTPC SAIL Power Company Ltd. (NSPCL) is an Indian 50:50 joint venture of NTPC and SAIL operating captive power plants for steel plants at Durgapur, Rourkela, and Bhilai.
NTPC Vidyut Vyapar Nigam Ltd.
NTPC Vidyut Vyapar Nigam Ltd. (NVVN) is an Indian power trading company and wholly owned subsidiary of NTPC Ltd., incorporated in 2002 and based in New Delhi.
NTRUEncrypt
NTRUEncrypt is a lattice-based public-key encryption scheme, introduced in 1996 and published in 1998, that encrypts quickly using polynomial arithmetic and is considered a candidate for post-quantum cryptography.
NTS Gas Pipeline Network
The NTS gas pipeline network is a Brazilian system of more than 2,000 kilometers of pipelines moving natural gas through Rio de Janeiro, Minas Gerais, and São Paulo.
NTSC
NTSC, from the National Television System Committee, is the analog color television standard adopted in the United States in 1953 and used until the digital transition.
NTT Data (NTTデータ)
NTT Data (NTTデータ) is a Japanese IT services group headquartered in Tokyo, founded in 1988 as part of the NTT Group and ranking among the largest IT services providers globally.
NTT Docomo
NTT Docomo is Japan's largest mobile phone operator, with over 93 million subscribers. Founded in 1992, it introduced the i-mode mobile internet platform in 1999.
NTT East
NTT East (NTT東日本) is a Japanese telecommunications company serving eastern Japan, including Hokkaido and Kanto, created in 1999 in the reorganization of Nippon Telegraph and Telephone.
Nuance Communications
Nuance Communications, formerly ScanSoft, is an American technology company specializing in conversational AI and clinical documentation, best known for Dragon speech-recognition products; Microsoft acquired it for $19.7 billion, completing the deal in March 2022.
Nubaria power plant
The Nubaria power plant (محطة كهرباء النوبارية المركبة) is a 2,250 MW gas-fired combined-cycle power station at Koum Hamada in Beheira Governorate, Egypt, owned by MDEPC.
Nuclear and Industrial Safety Agency
The Nuclear and Industrial Safety Agency (原子力安全・保安院, NISA) was the Japanese body regulating nuclear and industrial safety from 2001 until 2012, when the Nuclear Regulation Authority replaced it.
Nuclear and radiation accidents and incidents
Nuclear and radiation accidents and incidents, also called nuclear disasters, are unintended events releasing ionizing radiation, rated by the IAEA's INES scale from incidents to Level 7 accidents.
Nuclear artillery
Nuclear artillery is artillery that fires projectiles with nuclear warheads, giving ground forces a short-range nuclear capability; the United States retired its last shell in 2003.
Nuclear criticality safety
Nuclear criticality safety is the prevention of unintended, self-sustaining nuclear chain reactions in fissionable material handled outside reactors, kept impossible by controlling parameters like mass, geometry, and moderation.
Nuclear Damage Compensation and Decommissioning Facilitation Corporation
The Nuclear Damage Compensation and Decommissioning Facilitation Corporation (原子力損害賠償・廃炉等支援機構, NDF) is a Japanese government-backed body providing financial support for nuclear damage compensation and technical support for Fukushima Daiichi decommissioning.
Nuclear Decommissioning Authority
The Nuclear Decommissioning Authority is a UK government body established under the Energy Act 2004 that owns and cleans up Britain's earliest civil nuclear sites, including Sellafield.
Nuclear decommissioning robotics
Nuclear decommissioning robotics is the use of remotely operated and autonomous robots to inspect, decontaminate, and dismantle shutdown nuclear facilities, keeping workers out of hazardous radiation areas.
Nuclear density gauge
A nuclear density gauge is a portable field instrument that uses cesium-137 and americium-241 sources to measure the density and moisture of compacted construction materials.