9,935 articles
Lewis base passivation of perovskite solar cells
Lewis base passivation of perovskite solar cells is a defect-control strategy in which electron-pair-donating molecules with nitrogen, oxygen, or sulfur donors coordinate undercoordinated Pb2+ defects, reducing recombination and improving efficiency and stability.
LFEX
LFEX (Laser for Fast Ignition Experiment) is a four-beam petawatt laser at Osaka University's Institute of Laser Engineering, built as the heating laser for the FIREX fast-ignition fusion project.
LG Energy Solution
LG Energy Solution is a South Korean manufacturer of lithium-ion batteries for electric vehicles and energy storage, spun off from LG Chem in 2020 and headquartered in Seoul.
Lhyfe
Lhyfe is a French producer of green hydrogen, listed on Euronext Paris. It is Europe's largest producer of RFNBO hydrogen, operating plants for industry and mobility.
Li-Cycle
Li-Cycle was a Canadian lithium-ion battery recycling company founded in Toronto in 2016, acquired by Glencore in 2025 and now operating as Glencore Battery Recycling.
Li10GeP2S12
Li10GeP2S12, commonly abbreviated LGPS, is a lithium superionic conductor reported in 2011 by researchers at Tokyo Institute of Technology and Toyota as a leading electrolyte for all-solid-state lithium batteries.
Li2ZrCl6
Li2ZrCl6, lithium zirconium chloride, is a rare-earth-free halide solid electrolyte for all-solid-state lithium batteries, reported in 2021 with about 0.4 to 1 mS cm−1 conductivity and raw-material cost far below Li3YCl6.
Li3OCl
Li3OCl, or lithium oxychloride, is a lithium-rich antiperovskite compound proposed as a solid electrolyte for all-solid-state lithium-metal batteries, drawing attention after a 2012 report of near-liquid-electrolyte ionic conductivity, though preparing anhydrous samples remains disputed.
Li3PS4
Li3PS4, lithium thiophosphate, often abbreviated LPS, is a lithium phosphorus sulfide solid electrolyte with three crystalline phases, studied as the separator in all-solid-state lithium batteries.
Li6PS5Cl
Li6PS5Cl, often abbreviated LPSC or LPSCl, is a lithium argyrodite solid electrolyte discovered in 2008 at the University of Siegen and a leading separator material for all-solid-state lithium batteries.
Li7P3S11
Li7P3S11 is a sulfide glass-ceramic lithium superionic conductor, the first of its kind reported in 2005, used as a solid electrolyte in all-solid-state lithium batteries.
Lianghekou hydroelectric plant
Lianghekou hydroelectric plant (两河口混合式抽水蓄能电站) is a 3,000 MW station on the Yalong River in Sichuan, China, being expanded with 1,200 MW of pumped storage for 4,200 MW combined.
Liaocheng Zhonghua power station
The Liaocheng Zhonghua power station is a 1,200 MW coal-fired power station in Liaocheng, Shandong, China, with two 600 MW units commissioned in 2002 and 2003.
Liaohe Oil Field
Liaohe Oil Field (辽河油田) is a PetroChina oil field in Panjin, Liaoning, China's largest onshore heavy oil production base, producing about 10 million tons in 2024.
Liaoning Gas Pipeline Network
The Liaoning Gas Pipeline Network is the natural gas pipeline system serving Liaoning Province in northeast China, with trunk lines from Qinhuangdao and Dalian to Shenyang.
Liaoning Qingyuan hydroelectric plant
The Liaoning Qingyuan hydroelectric plant is a 1,800 MW pumped-storage station in Fushun, Liaoning, China, fully operating since January 2025 and the largest in Northeast China.
Liberty Oilfield Services
Liberty Oilfield Services, since 2022 named Liberty Energy Inc., is a Denver, Colorado provider of hydraulic fracturing services to onshore oil and gas producers, founded in 2011.
Liberty Resources II, LLC
Liberty Resources II, LLC is a privately held, Denver-based oil and gas acquisition and development company formed in November 2013 by the leadership of predecessor Liberty Resources LLC, backed by Riverstone.
Libya Coastal Gas Pipeline
The Libya Coastal Gas Pipeline is an onshore natural gas pipeline in Libya running 1,164 km from Mellitah to Benghazi, operated by the National Oil Corporation.
Liddell power station
Liddell power station was a coal-fired power station in the Hunter Valley of New South Wales, Australia, which operated from 1971 until its closure in 2023.
Ligang power station
Ligang power station is a coal-fired power station in Ligang, Jiangyin, Jiangsu, China, operated by Jiangsu Ligang Electric Power and the largest thermal plant in Jiangsu Province after 2026.
Light and elevated temperature-induced degradation
Light and elevated temperature-induced degradation (LeTID) is a defect mechanism in crystalline silicon solar cells that lowers carrier lifetime and power output over months to years.
Light shelf
A light shelf is a horizontal baffle part way up a window that reflects sunlight onto the ceiling, carrying daylight deeper into a room while shading the window below.
Light soaking-induced efficiency improvement (photo-brightening) in perovskite solar cells
Light soaking-induced efficiency improvement, or photo-brightening, is the largely reversible rise in efficiency of a perovskite solar cell under prolonged illumination, driven by ion migration and defect passivation.
Light tube (daylighting)
A light tube, also called a tubular daylighting device or tubular skylight, is a passive device that carries daylight from a roof dome through a reflective tube into a room.
Light-induced degradation
Light-induced degradation (LID) is a loss of conversion efficiency in crystalline silicon solar cells under illumination, mainly from a boron-oxygen defect, costing up to about 2% efficiency.
Lightbridge (company)
Lightbridge Corporation, formerly Thorium Power, is an American nuclear fuel technology company in Reston, Virginia, developing a helical-cruciform metallic uranium-zirconium fuel for existing light water reactors and small modular reactors.
Lighter
A lighter is a portable flame-producing device used to ignite cigarettes, candles, and stoves, burning butane or naphtha; the first lighter was Döbereiner's lamp of 1823.
Lightning arrester
A lightning arrester, also called a lightning diverter or surge arrester, is a device connected between a power conductor and earth that limits overvoltages by diverting surge current to ground and then restoring its high resistance.
Lightsource bp
Lightsource bp is a global independent power producer that develops utility-scale solar, wind, and battery storage projects, founded in London in 2010 and fully acquired by BP in 2024.