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Langeled Gas Pipeline
Langeled is a subsea gas pipeline carrying Norwegian gas from Nyhamna to Easington, England. Completed in 2007, it was then the world's longest underwater gas pipeline.
Langer Heinrich Mine
The Langer Heinrich Mine is an open-pit uranium mine in the Namib Desert of Namibia, held by Paladin Energy and CNNC, which produced uranium from 2006 until 2018 and restarted commercial production in March 2024.
Langflow
Langflow is an open-source, Python-based visual builder for AI applications, founded at the startup Logspace, acquired by DataStax in 2024, and under IBM since 2025.
LangGraph
LangGraph is an open-source, low-level agent orchestration framework by LangChain for building stateful multi-actor LLM applications, representing workflows as graphs with cycles and launching in 2024.
Langkawi Sky Bridge
The Langkawi Sky Bridge (Malay: Jambatan Udara Langkawi) is a 125-meter curved pedestrian cable-stayed bridge on Gunung Mat Cincang in Langkawi, Malaysia, opened in 2005 and hanging about 660 meters above sea level.
Langley Air Force Base
Langley Air Force Base is a US Air Force base in Hampton, Virginia, established in 1916 and home of Air Combat Command and the 1st Fighter Wing's F-22s.
Langley Research Center
Langley Research Center, founded in 1917 as Langley Memorial Aeronautical Laboratory, is NASA's oldest field center in Hampton, Virginia, known for wind tunnels and atmospheric research.
LangSmith
LangSmith is a proprietary observability and evaluation platform for applications built on large language models and agents, developed by LangChain as its first paid product and released in February 2024.
Language localisation
Language localisation, also spelled localization, is the process of adapting software, games, or websites to a target audience's language and cultural conventions, covering more than translation.
Language model
A language model, or language modeling, is a probability distribution over token sequences trained to predict the next token, the basis of systems like GPT-4.
Language model benchmark
A language model benchmark is a standardized collection of tasks, test data, and scoring rules used to measure language model performance, spanning tests like MMLU and SWE-bench.
Language Server Protocol
The Language Server Protocol (LSP) is an open protocol announced by Microsoft in 2016 that standardizes communication between editors and language servers, reducing language-editor integration work.
Language-specific adapters
Language-specific adapters, also called language adapters, are small neural modules trained on one language atop a frozen multilingual Transformer, best known through the 2020 MAD-X framework for cross-lingual transfer.
Langwieser Viaduct
The Langwieser Viaduct is a single-track reinforced concrete railway viaduct near Langwies in Graubünden, Switzerland, carrying the Rhaetian Railway's Chur–Arosa line across the Plessur valley.
Lanhydrock House
Lanhydrock House is a Grade I listed country house near Bodmin, Cornwall, built by the Robartes family from 1620, gutted by fire in 1881, rebuilt by Richard Coad, and owned by the National Trust since 1953.
LaNiO3 perovskite OER catalyst
LaNiO3 perovskite OER catalyst refers to lanthanum nickelate, a metallic perovskite oxide studied as a low-cost, earth-abundant electrocatalyst for the oxygen evolution reaction in alkaline water splitting.
Lankarani–Nikravesh contact model
The Lankarani–Nikravesh contact model is a continuous contact force model for impact analysis in multibody dynamics, combining the Hertz elastic law with hysteresis damping, published in 1990.
Lanny A. Robbins
Lanny A. Robbins is an American chemical engineer who spent 37 years at Dow developing separation and purification processes, retiring as a Research Fellow in 2003.
Lanny D. Schmidt
Lanny D. Schmidt (1938–2020) was an American chemical engineer and Regents Professor at the University of Minnesota known for surface science, catalysis, and millisecond reactors converting methane and biofuels to synthesis gas.
LANSA Flight 508
LANSA Flight 508 was a Peruvian domestic flight that broke apart after a lightning strike over the Amazon on December 24, 1971, killing 91 of 92 aboard.
Lansing Generating Station
Lansing Generating Station was a coal-fired power plant in Lansing, Iowa, operated by Interstate Power and Light Company, with units built between 1948 and 1977 before its 2023 retirement.
Lanta Oil and Gas Field
Lanta is a small oil and gas-condensate field in concession block G4/43 in the northern Gulf of Thailand, about 125 miles south of Bangkok, operated by Chevron Offshore (Thailand) and producing since 2007.
Lantern
A lantern, historically also spelled lanthorn, is a portable or fixed lighting device whose enclosed sides protect the flame from wind and reduce fire risk.
Lanterna di Genova
The Lanterna di Genova is the main lighthouse of the port of Genoa, Italy, rebuilt in 1543 and the tallest lighthouse in the Mediterranean, second tallest in Europe.
Lanthanum hexaboride
Lanthanum hexaboride (LaB₆) is a refractory ceramic compound of lanthanum and boron, with a low work function and a melting point of 2715 °C, used as a standard high-brightness electron emitter in electron microscopes.
Lanthanum zirconate
Lanthanum zirconate (La₂Zr₂O₇) is a ceramic oxide with the cubic pyrochlore structure, studied as a thermal barrier coating for gas turbine components for its low thermal conductivity.
Lantheus
Lantheus, formally Lantheus Holdings, is an American radiopharmaceutical company headquartered in Bedford, Massachusetts. Founded in 1956 as New England Nuclear, it makes imaging and therapeutic agents.
LANTIRN
LANTIRN (Low Altitude Navigation and Targeting Infrared for Night) is a two-pod system letting F-15E and F-16 strike aircraft fly low at night and hit targets with precision weapons.
Lanxess
Lanxess is a German specialty chemicals company created in 2005 when Bayer spun off its chemicals business, with 48 production sites in more than 32 countries.
Lanxi power station
Lanxi power station (浙能兰溪发电厂) is a 2,400-megawatt coal-fired power station in Lanxi, Zhejiang, China, operated by Zhejiang Provincial Energy Group; in 2024 it launched China's first full-process carbon capture and mineralization project at a coal plant.