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Results 2011 - 2020 of 2141 for LEDs
  • Biosensor Contact Lens for Blood Glucose Detection
    Article - 7 Apr 2017
    Herman’s team has fabricated a transparent biosensor that could be embedded into a disposable contact lens to monitor blood glucose using FETs with nanostructured IGZ networks as a sensing transducer.
  • Biological Sensor Inspired by a Worm's Strength
    Article - 24 Mar 2017
    This predictive model allowed researchers to more fully understand how the protein forms and adjusts to different pH levels, in which this information has been speculated to guide designs for sensor...
  • Dopamine Sensors Capable of Tracking Chemical Release in the Brain
    Article - 16 Feb 2017
    Researchers at MIT have developed sensitive dopamine sensors using SWCNTs to solve this problem. Michael Strano’s lab constructed a nanosensor by homogeneously coating SWCNTs on a silane glass, in...
  • What is a Level Sensor?
    Article - 25 Sep 2014
    A level sensor is a device for determining the level or amount of fluids, liquids or other substances that flow in an open or closed system. There are two types of level measurements, namely,...
  • The Working Principle of Colorimeters
    Article - 16 Jun 2015
    A colorimeter is a light-sensitive device used for measuring the transmittance and absorbance of light passing through a liquid sample.
  • Rotary Encoder
    Article - 30 Sep 2013
    A rotary encoder, also referred to as a shaft encoder, is a sensor that generates an electrical signal in response to a rotational movement to determine or control the speed or position of a...
  • Turning a vOICe into Images
    Article - 8 Jul 2013
    A revolutionary sensory substitution device allowing the visually impaired to "see with sound".
  • What is a Radar Gun?
    Article - 19 Jun 2013
    A radar gun is a device for measuring the speed of moving objects.
  • Self-Powered Sensors
    Article - 18 Jun 2013
    The evolution of self-powered sensors was spurred on by the inconvenience of having to replace batteries in various devices.
  • Applications and Benefits of an Engine Air-Fuel Meter
    Article - 6 Mar 2013
    This article discusses the research relating to the development of this device, calibration of this sensor and its benefits.

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