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Results 21 - 30 of 38 for Quartz
  • What are the Newest Developments in Metalenses?
    Article - 9 Mar 2021
    Metalenses are flat surfaces etched with nanostructures that manipulate and focus light. They possess unique properties that cannot be achieved with conventional diffractive surfaces.
  • AFM vs. STM - Choosing a Microscopy Technique for Your Application
    Article - 19 Mar 2018
    Both AFM & STM are surface microscopy techniques that can determine the topology of a surface & both widely used across chemical & nanoscience fields.
  • Researchers Develop a Novel Opto-Chemical Security Device with Dual-Password Protection
    Article - 28 Feb 2017
    There has been a huge effort to produce molecular scale logic devices that can process data whilst providing protection by authorizing password entries. Researchers have developed a simple process to...
  • The Photoelectric Effect
    Article - 16 Sep 2014
    In 1921 Albert Einstein won the Nobel Prize for discovering the law which governs the photoelectric effect.
  • Charles Kao and Fiber Optics in Telecommunications
    Article - 16 Sep 2014
    The development of fiber optic technology has driven the dramatic progression of telecommunications.
  • Radiometer - Definitions and Applications
    Article - 20 Jan 2014
    A radiometer is an instrument for detecting and measuring radiant flux/power of electromagnetic radiation. The term radiometer usually refers to an infrared radiation detector; however, it also refers...
  • Birefringence - Definition and Applications
    Article - 27 Dec 2013
    Optical birefringence is an inherent property of a material that causes double refraction of a ray of light resulting in polarization of the light wave.
  • Xenon Arc Lamps - White Light for Photometry and Microscopy
    Article - 18 Jun 2013
    A xenon arc lamp is a specialized gas discharge lamp that emits light when electricity is passed through ionized xenon gas that is maintained at high pressure. Xenon gas is ionized by electric...
  • What is a Metal Halide Lamp?
    Article - 18 Jun 2013
    Metal halide lamps or metal halide arc lamps consist of a high performance arc discharge tube housed in an elliptical reflector that focuses the output into a microscopic optical train. The arc tube...
  • What are Optical Flats?
    Article - 11 Jun 2013
    Optical flats can be described as an optical grade glass which is polished and made extremely flat on both surfaces, used for determining the flatness of various optical surfaces.

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