Optics Articles

• Air Quality
  Air Pollution
  Pollution
  Petroleum
  Environmental Science
  Vehicles
   

  Automobile emissions control

  Automobile emissions control covers all the technologies that are employed to reduce the air pollution-causing emissions produced by ... > more
• Transportation Science
  Sports Science
  Detectors
  Physics
  Solar Energy
  Optics
   
  

  Navigation

  There are several traditions of navigation. In the pre-modern history of human migration and discovery of new lands by navigating the oceans, a few peoples have excelled as sea-faring ... > more
• Nature of Water
  Sports Science
  Vehicles
  Electronics
  Nanotechnology
  Inorganic Chemistry
   
  

  Flow measurement

  Flow measurement is the quantification of bulk fluid or gas movement. Volumetric flow rate is sometimes measured in "standard cubic centimeters per minute" (abbreviation sccm), a unit acceptable for ... > more
• Spintronics
  Physics
  Electricity
  Quantum Physics
  Cosmic Rays
  Materials Science
   
  

  Electron

  The Electron is a fundamental subatomic particle that carries an electric charge. It is a spin-half lepton that participates in electromagnetic interactions, and its mass is less than one thousandth ... > more
• Physics
  Albert Einstein
  Quantum Physics
  Nuclear Energy
  Sports Science
  Solar Energy
   
  

  Mass

  Mass is a property of a physical object that quantifies the amount of matter it contains. Unlike weight, the mass of something stays the same regardless of location. Mass is a central concept of ... > more
• Electricity
  Energy Technology
  Batteries
  Fuel Cells
  Sports Science
  Solar Energy
   
  

  Electricity

  Electricity is a property of matter that results from the presence or movement of electric charge. Together with magnetism, it constitutes the fundamental interaction known as electromagnetism. ... > more
• Acoustics
  Nature of Water
  Optics
  Sports Science
  Thermodynamics
  Physics
   
  

  Speed of sound

  The speed of sound is a term used to describe the speed of sound waves passing through an elastic medium. The speed varies with the medium employed (for example, sound waves move faster through water ... > more
• Technology
  Workplace Health
  Health Policy
  Diseases and Conditions
  Today's Healthcare
  Sports Science
   
  

  Mobile phone radiation and health

  Mobile phone radiation and health concerns have been raised following the enormous increase in the use of wireless mobile telephony throughout the world (as of August 2005, there were more than 2 ... > more
• Sports Science
  Chemistry
  Inorganic Chemistry
  Physics
  Materials Science
  Spintronics
   
  

  Thallium

  Thallium is the chemical element in the periodic table that has the symbol Tl and atomic number 81. This soft gray malleable poor metal resembles tin but discolors when exposed to air. Thallium is ... > more
• Earthquakes
  Natural Disasters
  Sports Science
  Tsunamis
  Technology
  Electronics
   
  

  Seismometer

  Seismometer are used by seismologists to measure and record seismic waves. By studying seismic waves, geologists can map the interior of the Earth, and measure and locate earthquakes and other ground ... > more

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