Electricity Articles

• Physics
  Quantum Physics
  Spintronics
  Quantum Computing
  Black Holes
  Graphene
   
  

  Quantum number

  A quantum number describes the energies of electrons in atoms. Each quantum number specifies the value of a conserved quantity in the dynamics of the quantum system. Since any quantum system can have ... > more
• Alternative Fuels
  Astrophysics
  Fuel Cells
  Organic Chemistry
  Energy and Resources
  Galaxies
   
  

  Hydrogen

  Hydrogen is a chemical element in the periodic table that has the symbol H and atomic number 1. At standard temperature and pressure it is a colorless, odorless, nonmetallic, univalent, tasteless, ... > more
• Nuclear Energy
  Renewable Energy
  Energy and the Environment
  Weapons Technology
  Physics
  Environmental Science
   
  

  Nuclear fission

  Nuclear fission is a process in nuclear physics in which the nucleus of an atom splits into two or more smaller nuclei as fission products, and usually some by-product particles. Hence, fission is a ... > more
• Air Quality
  Global Warming
  Sports Science
  Environmental Issues
  Acid Rain
  Chemistry
   
  

  Sulfur hexafluoride

  Sulfur hexafluoride (SF6) is a gas whose molecules consist of one sulfur atom and six fluorine atoms. It is colorless, odorless, non-toxic, and non-flammable, and is soluble in water and some other ... > more
• Energy Technology
  Sports Science
  Electricity
  Solar Energy
  Electronics
  Technology
   
  

  Transformer

  A transformer is an electrical device that transfers energy from one circuit to another by magnetic coupling with no moving parts. A transformer comprises two or more coupled windings, or a single ... > more
• Energy and the Environment
  Renewable Energy
  Solar Energy
  Geomagnetic Storms
  Environmental Science
  Sustainability
   
  

  Solar power

  Solar power (also knows as solar radiation or insolation) is energy from the sun. This energy, in the form of heat and light, supports all life on Earth, drives the Earth's climate and weather and is ... > more
• Wind Energy
  Renewable Energy
  Energy and the Environment
  Environmental Science
  Energy and Resources
  Energy Technology
   
  

  Wind power

  Wind power is the conversion of wind energy into more useful forms, such as electricity, using wind turbines. At the end of 2006, worldwide capacity of wind-powered generators was 73.9 gigawatts; ... > more
• Nuclear Energy
  Physics
  Weapons Technology
  Energy Technology
  Inorganic Chemistry
  Energy and Resources
   
  

  Nuclear reaction

  In nuclear physics, a nuclear reaction is a process in which two nuclei or nuclear particles collide, to produce different products than the initial particles. In principle a reaction can involve ... > more
• Optics
  Physics
  Quantum Physics
  Inorganic Chemistry
  Albert Einstein
  Graphene
   
  

  Light

  Light is electromagnetic radiation with a wavelength that is visible to the eye (visible light) or, in a technical or scientific context, electromagnetic radiation of any ... > more
• Telecommunications
  Optics
  Acoustics
  Medical Technology
  Physics
  Thermodynamics
   
  

  Microwave

  Microwaves are electromagnetic waves with wavelengths longer than those of terahertz (THz) wavelengths, but relatively short for radio waves. Microwaves have wavelengths approximately in the range of ... > more

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