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Magnesium battery
A magnesium battery is a rechargeable cell using a magnesium metal anode, first demonstrated by Doron Aurbach in 2000, promising high capacity and safety but blocked by cathode and electrolyte limits.
Magnesium hydride
Magnesium hydride (MgH₂) is a white solid compound of magnesium and hydrogen, first synthesized in 1951, with a high 7.6 wt% hydrogen capacity but slow kinetics.
Magnesium-sulfur battery
The magnesium-sulfur battery (Mg-S battery) is a rechargeable battery pairing a magnesium anode with a sulfur cathode, first demonstrated in 2011 by Toyota researchers and still in early laboratory development.
Magnetic refrigeration
Magnetic refrigeration is a cooling technology that pumps heat by cyclically magnetizing and demagnetizing a solid, exploiting the magnetocaloric effect instead of refrigerant gases; prototypes exist, but no mass-market product was available as of 2020.
Magnetized target fusion
Magnetized target fusion (MTF), also called magneto-inertial fusion, is a fusion approach that compresses a magnetized plasma with an imploding liner, needing far slower implosions than inertial confinement fusion.
Magnetohydrodynamic generator
A magnetohydrodynamic generator converts the thermal energy of a hot conducting fluid directly into electricity by passing it through a magnetic field, with no turbine.
Magnolia Oil & Gas
Magnolia Oil & Gas Corporation is a Houston-based independent oil and gas exploration and production company targeting the Eagle Ford Shale and Austin Chalk formations in South Texas.
Magnox
Magnox was a class of first-generation British nuclear reactors, carbon dioxide-cooled and graphite-moderated, burning natural uranium in magnesium alloy cladding; Calder Hall, the first station, opened in 1956.
Magnum (Eemshaven) power station
The Magnum power station at Eemshaven is a natural gas-fired plant in Groningen, the Netherlands, commissioned in 2013 with three combined cycle units totaling 1,410 MW.
Magnus Oil and Gas Field
The Magnus Oil and Gas Field is a North Sea oil field 160 kilometers northeast of the Shetland Islands, discovered in 1974 and producing since 1983.
Magwa Oil and Gas Field
The Magwa Oil and Gas Field, also written Maqwa, is an oil field in southern Kuwait that forms, with Burgan and Ahmadi, the Greater Burgan accumulation.
Mahan Aluminium power station
The Mahan Aluminium power station is a 900 MW coal-fired captive power plant at Bargawan, Madhya Pradesh, India, built by Hindalco to power its aluminum smelter.
Mahan Super Thermal Power Project
The Mahan Super Thermal Power Project is a 1,200 MW coal-fired power station in Singrauli district, Madhya Pradesh, India, owned by Adani Power's Mahan Energen Limited.
Mahanadi Coalfields
Mahanadi Coalfields Limited, a subsidiary of Coal India, is an Indian coal-mining company headquartered in Sambalpur, Odisha, operating the Talcher and Ib Valley coalfields since 1992.
Mahanagar Gas
Mahanagar Gas Limited (MGL) is an Indian city gas distribution company, established in 1995, that supplies piped natural gas to homes and CNG to vehicles in the Mumbai Metropolitan Region.
Maharaja Lela-Jamalulalam Oil and Gas Field
Maharaja Lela-Jamalulalam is a gas and condensate field in Block B, about 50 km offshore Brunei, discovered in 1989 and producing since 1999, operated since 2024 by Hibiscus Petroleum.
Maharashtra Natural Gas Limited
Maharashtra Natural Gas Limited (MNGL) is an Indian city gas distribution company, a joint venture of GAIL and Bharat Petroleum founded in 2006 to serve Pune.
Maharashtra State Electricity Board
The Maharashtra State Electricity Board (MSEB; Marathi: महाराष्ट्र राज्य विद्युत मंडळ) was the state electricity board of Maharashtra, India, formed in 1960 and unbundled into four successor companies in 2005.
Maharashtra State Electricity Distribution Company Limited (महावितरण)
Maharashtra State Electricity Distribution Company Limited (MSEDCL, महावितरण, Mahavitaran) is the state-owned electricity distribution utility of Maharashtra, India, incorporated in 2005 and serving more than 35 million consumers.
Maharashtra State Power Generation
Maharashtra State Power Generation, also known as Mahagenco or MSPGCL (महानिर्मिती), is the state-owned electricity generator of Maharashtra, India, incorporated in 2005 with about 13,880 MW of capacity.
Mahatma Gandhi power station
The Mahatma Gandhi power station, also called the Mahatma Gandhi Thermal Power Plant or Jhajjar Power Plant, is a 1,320 MW coal-fired station in Jhajjar district, Haryana.
Mahe Gas Field
Mahe Gas Field (玛河气田) is an onshore natural gas field near Shihezi in the Junggar Basin, Xinjiang, China, discovered in 2006 and producing since 2007 under PetroChina's Xinjiang Oilfield Company.
Mahu Tight Oil Field
The Mahu Tight Oil Field is a giant tight conglomerate oil field in the Junggar Basin, Xinjiang, China, with reported in-place reserves of 1.24 billion tons.
Maiduoshan mine
Maiduoshan mine (麦垛山煤矿) is a large underground coal mine in Lingwu, Ningxia, China, approved in 2008 with a capacity of 8 million tonnes per year.
Mailiao power station
Mailiao power station (麥寮電廠), also called the Mai-Liao Power Plant, is a coal-fired power station in Mailiao Township, Yunlin County, Taiwan, and Taiwan's largest coal-fired independent power producer.
Maine Yankee Atomic Power Plant
Maine Yankee Atomic Power Plant was a pressurized water reactor in Wiscasset, Maine, that generated electricity from 1972 to 1997 and completed decommissioning in 2005.
Mains electricity
Mains electricity, also called mains power or household power, is the general-purpose alternating-current supply delivered by public utility networks to buildings through wall outlets, as distinct from battery power.
Mains electricity by country
Mains electricity by country covers the domestic voltage, frequency, and plug standards each country uses, with most supplying 220 to 240 volts and about 15 plug types worldwide.
Mainspring Energy
Mainspring Energy, formerly EtaGen and Affinity Power, is a Menlo Park, California clean-power company founded in 2010 that builds fuel-flexible linear generators for onsite electricity production.
Maithon Right Bank Thermal Power Station
Maithon Right Bank Thermal Power Station is a 1,050 MW coal-fired power station at Maithon in Jharkhand, India, owned by Tata Power and Damodar Valley Corporation.