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Halfaya oil field
The Halfaya oil field is a supergiant oil field in Missan governorate, southeastern Iraq, holding about 4.1 billion barrels of oil and producing roughly 400,000 barrels per day.
Halfdan oil field
Halfdan is an oil and gas field in the Danish North Sea, discovered in 1998 and on stream since 1999, Denmark's second largest oil and gas field.
Halibut Oil and Gas Field
Halibut is an offshore oil field in the Gippsland Basin of Bass Strait, southeastern Australia, discovered in August 1967 and produced from the Halibut A platform from March 1970.
Halide segregation
Halide segregation, also called phase segregation, is the light- or bias-driven separation of a mixed-halide perovskite into iodide-rich and bromide-rich domains, a central stability problem for perovskite solar cells.
Halide solid electrolytes
Halide solid electrolytes are lithium or sodium metal halides such as Li₃YCl₆ and Li₃InCl₆ that conduct ions at room temperature, developed as solid electrolytes for all-solid-state batteries.
Halide solid-state electrolyte
A halide solid-state electrolyte is a solid inorganic material, typically a lithium or sodium halide, that conducts alkali-metal ions in all-solid-state batteries instead of flammable liquid electrolytes.
Hallam Nuclear Power Facility
The Hallam Nuclear Power Facility was a 75-megawatt demonstration nuclear plant near Hallam, Nebraska, the first sodium-cooled, graphite-moderated reactor to produce electric power, running from 1962 to 1964.
Halliburton
Halliburton Company is one of the world's largest oilfield services providers, founded in 1919 in Duncan, Oklahoma, and now headquartered in Houston with operations in more than 70 countries.
Halten Øst Oil and Gas Field
Halten Øst is a gas and condensate field in the Norwegian Sea east of Åsgard, combining six discoveries into one subsea development that began producing in March 2025.
Hamaca Oil and Gas Field
Hamaca Oil and Gas Field is an extra-heavy oil field in Venezuela's Orinoco Heavy Oil Belt, producing upgraded Hamaca Blend crude since 2004 under PDVSA and Chevron.
Hamada al Hamra-Az-Zawiyah Oil Pipeline
The Hamada al Hamra-Az-Zawiyah Oil Pipeline is a 387 km crude oil pipeline in western Libya, connecting the Hamada al Hamra oilfield to the Zawiya refinery.
Hamaoka nuclear power plant
Hamaoka Nuclear Power Station (浜岡原子力発電所) is a nuclear power plant in Omaezaki, Shizuoka Prefecture, Japan, owned by Chubu Electric Power, with all reactors idle since the 2011 Fukushima shutdown.
Hambach surface mine
The Hambach surface mine (Tagebau Hambach) is an opencast lignite mine in North Rhine-Westphalia, Germany, operated by RWE since 1978 and the largest lignite mine in Europe.
Hami-Chongqing UHV Transmission Line power station
The Hami-Chongqing UHV Transmission Line power station is an operating 4,000 MW coal-fired power station in Barköl, Hami, Xinjiang, built as dispatchable generation backing the UHVDC line to Chongqing.
Hammerfest LNG
Hammerfest LNG is a natural gas liquefaction plant on Melkøya island near Hammerfest in northern Norway, operated by Equinor and fed by the Snøhvit field through a 143-kilometer pipeline.
Hampton Oil Field
The Hampton Oil Field is an operating onshore oil and gas field in St. Philip, southern Barbados, one of the producing areas of the Woodbourne Development Area worked by the Barbados National Oil Company.
Hamriyah IPP power station
The Hamriyah IPP power station, also called the Hamriyah Independent Power Plant, is a 1.8 GW gas-fired combined cycle plant in Sharjah, the UAE's first independent one.
HANARO
HANARO (하나로) is a 30 MW multipurpose research reactor at the Korea Atomic Energy Research Institute in Daejeon, South Korea, in operation since 1995 for neutron research and radioisotope production.
Hanbit nuclear power plant
The Hanbit nuclear power plant (한빛원자력발전소), formerly the Yeonggwang Nuclear Power Plant, is a six-unit station in Yeonggwang-gun, South Jeolla Province, South Korea, operated by Korea Hydro & Nuclear Power.
Hancheng power station
Hancheng power station (韩城) is a group of coal-fired power stations in Hancheng, Shaanxi, China; its 2,400 MW Datang Second plant, opened in 2005, ranks fifth in the province.
Hanchuan power station
Hanchuan power station (汉川电厂) is a coal-fired power station in Hanchuan, Hubei, China, built in four phases between 1987 and 2026 and operated by Changyuan Electric Power.
Handan Cogen power station
Handan Cogen power station (邯郸热电厂) is a coal-fired combined heat and power station in Handan, Hebei, China, the city's main civilian heating source, owned by GD Power Development.
Handan Eastern Outskirt Cogen Power Station
Handan Eastern Outskirt Cogen Power Station (国电电力邯郸东郊热电厂) is a coal-fired combined heat and power station in Handan, Hebei, China, owned by GD Power and totaling at least 1,204 MW.
Handil Oil and Gas Field
Handil is a giant, mature oil and gas field in the Mahakam River delta in East Kalimantan, Indonesia, discovered in 1974, developed by Total, and operated since 2018 by Pertamina.
Handley power station
Handley power station, also known as the Handley Generating Station, is a natural-gas-fired plant in Fort Worth, Texas, with three steam units totaling about 1,265 MW.
Hanfeng power station
Hanfeng power station (邯峰发电厂) is a 1,320 MW coal-fired power station in Handan, Hebei, China, with two 660 MW units owned by Huaneng-led Hanfeng Power Generation since 2001.
Hanford Site
The Hanford Site, also known as the Hanford Nuclear Reservation, is a 586-square-mile Department of Energy reservation in southeastern Washington that produced most of America's weapons plutonium.
Hang Hau Longyan power station
Hang Hau Longyan power station (神华福能龙岩发电厂) is a coal-fired power station in Longyan, Fujian, China, operating two 300 MW circulating fluidized bed units commissioned in 2009 and 2010.
Hanging Rock energy facility
The Hanging Rock Energy Facility is a natural gas-fired combined cycle power plant in Lawrence County, Ohio, near Ironton, and one of the largest gas-fired generators in Ohio.
Hangzhou Banshan power station
Hangzhou Banshan power station (杭州半山发电厂), also called Banshan power plant, is a gas-fired station on the Grand Canal in Kangqiao, northern Hangzhou, China, founded in 1959.