Photovoltaic system
A photovoltaic system, also called a PV system or solar power system, is an electric power system designed to supply usable solar power by means of photovoltaics. It consists of an arrangement of several components, including solar panels to absorb and convert sunlight into electricity, a solar inverter to convert the…
China Sunergy
China Sunergy CSUN (Chinese: 中电光伏) is a Chinese solar cell products manufacturer based in Nanjing, Jiangsu. The company specializes in creating solar cells from silicon wafers.
70 Pine Street
70 Pine Street (formerly known as the 60 Wall Tower, Cities Service Building, and American International Building) is a 67-story, 952-foot (290 m) residential skyscraper in the Financial District of Lower Manhattan, New York City, New York, U.S. Designed by the architectural firm of Clinton & Russell, Holton & George…
Enceladus
Enceladus is the sixth-largest moon of Saturn and the 18th largest in the Solar System. It is about 500 kilometres (310 miles) in diameter, about a tenth of that of Saturn's largest moon, Titan.
Economic impact of the COVID-19 pandemic
The COVID-19 pandemic caused far-reaching economic consequences including the COVID-19 recession, the second largest global recession in recent history, decreased business in the services sector during the COVID-19 lockdowns, the 2020 stock market crash (which included the largest single-week stock market decline…
Shalamar
Shalamar (, ) is an American R&B and soul music vocal group created by Dick Griffey and Don Cornelius in 1977 and active throughout the 1980s. Shalamar's classic lineup on the SOLAR label consisted of Howard Hewett, Jody Watley, and Jeffrey Daniel.
Criticism of Google
Criticism of Google includes concern for tax avoidance, misuse and manipulation of search results, its use of others' intellectual property, concerns that its compilation of data may violate people's privacy and collaboration with the U.S. military on Google Earth to spy on users, censorship of search results and…
Polycrystalline silicon
Polycrystalline silicon, or multicrystalline silicon, also called polysilicon, poly-Si, or mc-Si, is a high-purity, polycrystalline form of silicon, used as a raw material by the solar photovoltaic and electronics industry. Polysilicon is produced from metallurgical grade silicon by a chemical purification process,…
Discovery Program
The Discovery Program is a series of Solar System exploration missions funded by the U.S. National Aeronautics and Space Administration (NASA) through its Planetary Missions Program Office. The cost of each mission is capped at a lower level than missions from NASA's New Frontiers or Flagship Programs.
Space dust measurement
Space dust measurement refers to the study of small particles of extraterrestrial material, known as micrometeoroids or interplanetary dust particles (IDPs), that are present in the Solar System. These particles are typically of micrometer to sub-millimeter size and are composed of a variety of materials including…