Electricity Articles

• Aviation
  Vehicles
  Fuel Cells
  Fossil Fuels
  Petroleum
  Alternative Fuels
   
  

  Internal combustion engine

  The internal combustion engine is a heat engine in which combustion occurs in a confined space called a combustion chamber. Combustion of a fuel creates high temperature/pressure gases, which are ... > more
• Energy Technology
  Electricity
  Sports Science
  Electronics
  Technology
  Batteries
   
  

  Capacitor

  A capacitor is an electrical device that can store energy in the electric field between a pair of closely spaced conductors (called 'plates'). When voltage is applied to the capacitor, electric ... > more
• Spintronics
  Graphene
  Physics
  Materials Science
  Energy Technology
  Electricity
   
  

  Semiconductor

  A semiconductor is a material with an electrical conductivity that is intermediate between that of an insulator and a conductor. A semiconductor behaves as an insulator at very low temperature, and ... > more
• Inorganic Chemistry
  Chemistry
  Materials Science
  Spintronics
  Sports Science
  Physics
   
  

  Metal

  In chemistry, a metal is an element that readily forms positive ions (cations) and has metallic bonds. Metals are sometimes described as a lattice of positive ions surrounded by a cloud of ... > more
• Energy and the Environment
  Renewable Energy
  Environmental Science
  Fuel Cells
  Sustainability
  Alternative Fuels
   
  

  Liquid nitrogen economy

  A liquid nitrogen economy is a hypothetical proposal for a future economy in which the primary form of energy storage and transport is liquid nitrogen. It is proposed as an alternative to liquid ... > more
• Spintronics
  Sports Science
  Physics
  Energy Technology
  Solar Energy
  Electricity
   
  

  Torque

  In physics, torque can informally be thought of as "rotational force" or "angular force" which causes a change in rotational motion. This force is defined by linear force multiplied by a radius. The ... > more
• Renewable Energy
  Nuclear Energy
  Energy and the Environment
  Weapons Technology
  Environmental Science
  Hazardous Waste
   
  

  Nuclear power plant

  A nuclear power plant (NPP) is a thermal power station in which the heat source is one or more nuclear reactors. Nuclear power plants are base load stations, which work best when the power output is ... > more
• Energy Technology
  Engineering
  Technology
  Civil Engineering
  Electronics
  Electricity
   
  

  Electrical engineering

  Electrical engineering (sometimes referred to as electrical and electronic engineering) is a professional engineering discipline that deals with the study and application of electricity, electronics ... > more
• Physics
  Quantum Physics
  Optics
  Sports Science
  Energy Technology
  Graphene
   
  

  Photoelectric effect

  The photoelectric effect is the emission of electrons from matter upon the absorption of electromagnetic radiation, such as ultraviolet radiation or x-rays. Upon exposing a metallic surface to ... > more
• Energy Technology
  Petroleum
  Nuclear Energy
  Solar Energy
  Physics
  Energy Policy
   
  

  Energy conservation

  Energy conservation is the practice of reducing the use of energy in order to increase national security, personal security, save money, be more comfortable and/or help clean the ... > more
• Cosmic Rays
  Quantum Physics
  Physics
  Black Holes
  Sports Science
  Detectors
   
  

  Particle accelerator

  A particle accelerator is a device that uses electric fields to propel electrically charged particles to high speeds and magnetic fields to contain them. An ordinary CRT televison set is a simple ... > more
• Energy and the Environment
  Solar Energy
  Renewable Energy
  Geomagnetic Storms
  Environmental Science
  Graphene
   
  

  Solar cell

  A solar cell (or a "photovoltaic" cell) is a device that converts photons from the sun (solar light) into electricity. In general, a solar cell that includes both solar and nonsolar sources of light ... > more

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