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Results 2411 - 2420 of 2523 for Optical
  • Article - 25 Sep 2013
    As the Earth is not a perfect sphere, its gravitational field strength fluctuates across its surface. Changes in topography, elevation, latitude, and subterranean density can affect the force of...
  • Article - 20 Jul 2013
    An actinometer is a device that is used to measure the intensity of solar radiation. It involves a chemistry technique that determines the number of photons by measuring the rate of change of...
  • Article - 12 Jul 2013
    Well, researchers at the Nanyang Technological University in Singapore have created a prototype system that can work on wood, aluminium, steel, glass and plastic.
  • Article - 5 Jul 2013
    A chloride ion sensor is a sensing element combined with a wireless embedded sensor platform to measure the concentration of chloride in a material.
  • Article - 29 Jun 2013
    A gas sensor identifies gases by measuring the current discharge in the device. This article discusses the functional principle to a carbon dioxide sensor.
  • Article - 20 Jun 2013
    A fish counter is a device used for measuring the number of fishes passing along the river within a period of time. Atlantic salmon is one of the most important species studied using this device.
  • Article - 5 Mar 2013
    This article focuses on the research and development efforts on blind spot detection systems.
  • Article - 4 Mar 2013
    Organic materials are generally considered non-toxic, safe and biodegradable in nature.
  • Article - 28 Dec 2012
    This article is part of a series on Sensing the Human Body. The article discusses hearing control using an electronic sound sensor.
  • Article - 20 Dec 2012
    Srikanth Singamaneni, Professor of Assistant Professor in the Department of Mechanical Engineering and Materials Science at Washington University in St. Louis talks AZoSensors about Biosensor...

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