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Technology and the built world

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Femtosecond laser writing of optical waveguides in diamond

Femtosecond laser writing of optical waveguides in diamond is a fabrication technique that uses focused femtosecond laser pulses to create buried, light-guiding paths inside diamond without etching.

Fence

A fence is a structure built to mark a boundary or enclose land on which stock is kept, ranging from hedges and stone walls to wire and electric fencing.

Fender Starcaster

The Fender Starcaster is a semi-hollow electric guitar with dual Wide Range humbuckers, sold from the mid-1970s to 1980; a commercial failure then, it became a cult instrument and was reissued from 2013.

Fendt

Fendt is a German agricultural machinery brand based in Marktoberdorf, Bavaria, best known for tractors with the stepless Vario transmission; it has belonged to the US group AGCO since 1997.

Feng Ding

Feng Ding (丁峰) is a Chinese materials scientist who models how graphene and other 2D materials form and grow, formerly distinguished professor at UNIST in South Korea.

Feng Gao

Feng Gao is a materials scientist who has been a full professor at Linköping University since 2020, known for fullerene-free organic solar cells and perovskite solar cell stability and recycling.

Feng Lin

Feng Lin (林峰) is a chemist who studies rechargeable batteries and electrocatalysts, known for using synchrotron X-ray techniques to watch battery materials degrade while they operate.

Fengchao Hulian (蜂巢互联)

Fengchao Hulian (蜂巢互联, formally 深圳蜂巢互联科技股份有限公司 after a July 2026 restructuring) is a Shenzhen industrial simulation software company founded in 2019, which raised RMB 1.2 billion by August 2026.

Fengcheng Oil and Gas Field

Fengcheng Oil and Gas Field (风城油田) is a shallow ultra-heavy-oil field in Karamay, Xinjiang, China, holding about 370 million tons of proven reserves and producing over 2.6 million tons in 2025.

Fengcheng power station

Fengcheng power station (丰城电厂) is a coal-fired power station in Fengcheng, Jiangxi, China, with three phases totaling at least 4,760 MW; a 2016 cooling-tower collapse there killed 73 people.

Fengjie power station

Fengjie power station (华电国际奉节发电厂) is a 1,200 MW coal-fired power station in Kangle Town, Fengjie County, Chongqing, China, owned by Huadian Power International and online since December 2016.

Fengman hydroelectric plant

Fengman hydroelectric plant (丰满水电站) is a large hydroelectric station on the Second Songhua River in Jilin Province, China, built from 1937 and rebuilt between 2012 and 2020.

Fengnian Xia

Fengnian Xia is a Yale University professor of electrical engineering known for his 2014 rediscovery of black phosphorus as a two-dimensional semiconductor and a PECASE award.

Fengning Pumped Storage Power Station

Fengning Pumped Storage Power Station (丰宁抽水蓄能电站) is a pumped-storage hydroelectric plant in Fengning County, Hebei, China, the world's largest at 3.6 GW, fully operational since 2024.

Fengqi You

Fengqi You is a process and energy systems engineer who has been the Roxanne E. and Michael J. Zak Professor at Cornell University since 2016.

Fengshan Frank Chen

Fengshan Frank Chen, known professionally as F. Frank Chen, is a Taiwanese-born American manufacturing systems engineer honored by President Clinton with the first PECASE in 1996.

Fengyun

Fengyun (风云, meaning wind and cloud) is a family of Chinese weather satellites run by the China Meteorological Administration, with 23 satellites launched since 1988.

Fengzhen power station

Fengzhen power station (华能北方联合电力丰镇发电厂) is a coal-fired power station in Fengzhen, Ulanqab, Inner Mongolia, China. Its four 200 MW units made it Inner Mongolia's first million-kilowatt plant in 1995.

Fenja Oil and Gas Field

Fenja is an oil and gas field in the Norwegian Sea, producing since April 2023 as a subsea tieback to the Njord A platform, operated by Vår Energi.

Fenton Hill Hot Dry Rock Project

The Fenton Hill Hot Dry Rock project was a Los Alamos National Laboratory program that created the first engineered geothermal reservoirs, operating in New Mexico from 1972 to 1995.

Fenty Beauty

Fenty Beauty is a cosmetics brand founded by Rihanna with Kendo Brands, owned by LVMH, which launched in 2017 with a foundation in 40 shades and set a new industry standard for inclusive coverage.

Fenyi power station

Fenyi power station is a coal-fired power plant in Fenyi county, Jiangxi, China, owned by State Power Investment Corporation and known for China's first domestic circulating fluidized bed boilers.

FeRAM

FeRAM (ferroelectric random-access memory), also marketed as F-RAM or FRAM, is a non-volatile memory storing bits as polarization in a ferroelectric film, offering high endurance and low write energy.

FERC Order 2222

FERC Order 2222 is a 2020 Federal Energy Regulatory Commission rule requiring regional grid operators to open wholesale markets to aggregations of distributed energy resources such as batteries and solar.

Ferdinand de Lesseps

Ferdinand de Lesseps (1805–1894) was a French diplomat and entrepreneur who organized the construction of the Suez Canal, opened in 1869, and later led the failed French Panama canal attempt.

Ferdinand Freudenstein

Ferdinand Freudenstein (1926–2006) was a German-born American mechanical engineer at Columbia University, considered the father of modern kinematics in America; his 1954 dissertation introduced the Freudenstein equation.

Ferdinand Magellan

Ferdinand Magellan, known as Fernão de Magalhães, was a Portuguese navigator who led the expedition that crossed the Pacific, completing the first circumnavigation of the Earth in 1522.

Ferdinand Piëch

Ferdinand Piëch, full name Ferdinand Karl Piëch, was an Austrian engineer and automotive executive, grandson of Ferdinand Porsche, who led development of the Porsche 917 and built Volkswagen into a global carmaker.

Ferdinand Porsche

Ferdinand Porsche (1875–1951) was an Austrian-German automotive engineer and founder of the Porsche engineering office in Stuttgart, known for the Lohner-Porsche hybrids, the Auto Union Grand Prix racers, and the Volkswagen Beetle.

Ferdinand von Zeppelin

Ferdinand von Zeppelin, also known as Count Zeppelin (Graf von Zeppelin), was a Württemberg cavalry officer who built the first successful rigid airship, the LZ 1, flown in 1900.