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Lithium polymer battery

A lithium polymer battery, abbreviated LiPo, is a rechargeable lithium-ion battery, usually a flexible pouch cell whose chemistry matches rigid lithium-ion batteries; pouches suit phones and music players.

Lithium sulfide

Lithium sulfide (Li₂S) is a white inorganic salt of lithium and sulfur with a theoretical capacity of 1166 mAh g⁻¹, used as a sulfur-battery cathode and electrolyte precursor.

Lithium tetrafluoroborate

Lithium tetrafluoroborate (LiBF4) is an inorganic lithium salt used as an electrolyte salt in lithium-ion batteries, studied as an alternative to LiPF6 for low-temperature use.

Lithium thiophosphate glass-ceramic electrolyte

A lithium thiophosphate glass-ceramic electrolyte is a solid lithium-ion conductor from the Li2S–P2S5 glass system, offering room-temperature conductivity above 10^-3 S/cm and cold-press processability for all-solid-state lithium batteries.

Lithium titanate

Lithium titanate (Li₄Ti₅O₁₂, LTO) is a spinel oxide used as the anode in lithium-ion batteries known for safety, fast charging, and very long cycle life.

Lithium titanate battery

A lithium titanate battery is a rechargeable lithium-ion battery whose anode is lithium titanate instead of graphite, giving very fast charging, long cycle life, safety, and lower energy density.

Lithium vapor box divertor

The lithium vapor box divertor is a proposed fusion power-exhaust concept, proposed at Princeton Plasma Physics Laboratory in 2015, using dense lithium vapor to cool and detach the tokamak divertor plasma.

Lithium-carbon dioxide battery

A lithium-carbon dioxide battery is a rechargeable metal–gas cell in which lithium reacts with carbon dioxide at the cathode, fixing CO₂ during discharge; it remains at the laboratory stage.

Lithium-ion battery

A lithium-ion battery is a rechargeable battery in which lithium ions shuttle between cathode and anode; commercialized in the early 1990s, it powers electronics, electric vehicles, and grid storage.

Lithium-ion battery anode

The lithium-ion battery anode is the negative electrode that stores lithium ions during charging and releases them on discharge; commercial cells almost always use graphite.

Lithium-ion battery degradation

Lithium-ion battery degradation is the irreversible loss of performance in a lithium-ion battery over time, appearing as capacity fade and impedance rise through calendar aging and cycle aging.

Lithium-ion battery electrolyte

The lithium-ion battery electrolyte is typically a lithium salt such as LiPF6 dissolved in organic carbonate solvents, carrying lithium ions between electrodes and forming the protective interphases that enable stable cycling.

Lithium-ion capacitor

A lithium-ion capacitor (LIC) is a hybrid supercapacitor combining a capacitor-type activated carbon positive electrode with a lithium pre-doped battery-type negative electrode, offering higher energy density than EDLCs.

Lithium-lead eutectic

The lithium-lead eutectic, written Pb-17Li or Pb-16Li, is a liquid lead-lithium alloy with a melting point of about 235 °C used as a tritium breeder in fusion reactors.

Lithium-metal batteries with ionic liquid electrolytes

Lithium-metal batteries with ionic liquid electrolytes are rechargeable cells that pair a lithium-metal anode with non-flammable molten organic salts, trading some conductivity for safety and stability.

Lithium-metal battery

A lithium-metal battery is a rechargeable or primary battery whose anode is metallic lithium, offering the highest anode capacity and energy density but held back by dendrites.

Lithium-rich layered oxide

A lithium-rich layered oxide (LRLO) is a lithium-ion battery cathode material with extra lithium in the transition-metal layer, reaching capacities above 250 mAh/g through cationic and anionic redox.

Lithium–air battery

A lithium–air battery is a metal–air electrochemical cell that pairs a lithium anode with an oxygen cathode, offering the highest theoretical specific energy, 3,458 Wh/kg, of any rechargeable chemistry.

Lithium–carbon fluoride battery

The lithium–carbon fluoride battery, or Li/CFx, is a non-rechargeable battery with a lithium anode and fluorinated carbon cathode, the highest specific energy of any practical battery chemistry.

Lithium–iron disulfide battery

A lithium–iron disulfide battery is a non-rechargeable 1.5-volt cell pairing lithium with an iron disulfide cathode, sold as a long-lasting drop-in replacement for AA and AAA alkaline batteries.

Lithium–sulfur battery

The Lithium–sulfur battery (Li–S) is a rechargeable electrochemical cell that pairs metallic lithium and elemental sulfur, achieving a theoretical specific energy five to six times higher than lithium-ion cells.

Liuhua 16-2 Oil Field

Liuhua 16-2 (流花16-2) is an offshore oil field in the South China Sea about 240 kilometers southeast of Hong Kong, part of China's first self-operated deepwater oilfield cluster.

Liuhua 20-2 Oil Field

Liuhua 20-2 (流花20-2) is an offshore oil field in the South China Sea, about 240 km south of Hong Kong, operated by CNOOC and producing since September 2020.

Liujiaxia hydroelectric plant

Liujiaxia hydroelectric plant (刘家峡水电站) is a 1,225 MW hydroelectric station on the Yellow River in Gansu, China, the first large Chinese-designed station above 1 million kW.

Liuzhi power station

Liuzhi power station (六枝电厂) is a 1,320 MW coal-fired power station in Liuzhi Special District, Liupanshui, Guizhou, China, and China Resources Power's first thermal project in southwest China.

Livent

Livent Corporation was an American lithium chemicals producer, spun off from FMC in 2019, that made battery-grade lithium compounds in Argentina before merging with Australia's Allkem in 2024 to form Arcadium Lithium.

Liwan 3-1 Gas Field

Liwan 3-1 is a deepwater natural gas field in the South China Sea, discovered in 2006 and the first deepwater gas field developed offshore China.

Lixin Banji power station

Lixin Banji power station (中煤新集电力安徽利辛板集电厂) is a coal-fired power station in Banji, Lixin County, Bozhou, Anhui, China, owned by China Coal Xinji, with at least 3,320 MW of capacity.

Liyuan cogen power station

Liyuan cogen power station is a coal-fired cogeneration plant in Junan County, Linyi, Shandong, China, with 1,440 MW of capacity generating over 10 billion kWh a year.

Liyuan hydroelectric plant

The Liyuan hydroelectric plant (梨园水电站) is a 2,400 MW hydropower station on the Jinsha River in Yunnan, China, built from 2008 and fully operational since August 2016.