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Results 151 - 160 of 170 for Hydrogen gas
  • How an Optical Device Could Make Surfaces Pathogen-free
    Article - 2 Oct 2023
    In an article recently published in the journal Applied Physics Express, researchers designed and fabricated a human-safe transverse quasi-phase-matched (QPM) aluminum nitride (AlN) channel waveguide...
  • How is Infrared Spectroscopy Used in Astronomy?
    Article - 5 Nov 2019
    Only a small portion of the universe is visible to the naked eye and objects such as interstellar gas are invisible to optical telescopes, but become visible with infrared spectroscopy.
  • The Different Types of Lasers and Lasing Media
    Article - 14 May 2018
    There are thousands of different types of lasers which are divided into different types according to the lasing medium they use. The most common ‘types’ of laser are gas, liquid, solid-state and...
  • Cosmic Ray Mystery Source - Supermassive Black Holes
    News - 12 Nov 2007
    The most energetic particles in the universe - ultrahigh-energy cosmic rays - likely come from supermassive black holes in the hearts of nearby active galaxies, says a study by scientists from nearly...
  • Chemical Oxygen Iodine Lasers (COIL) - Properties, Development, and Commercial and Military Applications
    Article - 13 May 2013
    Chemical oxygen iodine laser (COIL) is an infrared chemical laser that has been developed at the Air Force Research Laboratory in 1977, primarily for military applications. It outputs a beam of...
  • All Gas-Phase Iodine Laser (AGIL) - Properties and Applications
    Article - 13 May 2013
    In a chemical oxygen-iodine laser, a basic hydrogen peroxide solution acting as an energy source is rather bulky to carry in the mobile body. In addition, the solution cannot be stored for a long time...
  • Carbon Dioxide Lasers - Properties and Applications
    Article - 10 May 2013
    The carbon dioxide (CO2) laser consists of a gas mixture that includes nitrogen, helium, carbon dioxide, xenon or water vapor and hydrogen in some cases. It is one of the earliest gas lasers to be...
  • Visualizing Electromagnetic Pulse Welding
    Article - 30 Oct 2019
    By using ultra-high-speed imaging with CAVILUX Smart Laser illumination and image intensifier camera,users are able to visualize electromagnetic pulse welding.
  • How is Spectroscopy Used in Forensics?
    Article - 20 Nov 2020
    Spectroscopy is the scientific field dedicated to studying the relationships between matter and radiation. A form of non-destructive testing, spectroscopy is widely applied in forensics to understand...
  • Using Laser Fusion to Generate High Power Lasers
    Article - 11 Feb 2020
    The staple of high-powered lasers was established in 1996 when the method of chirped-pulse amplification was used to create the world's first petawatt pulse with the Nova laser. Scientists have since...

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