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  • An Introduction Doppler Cooling
    Article - 15 May 2014
    Doppler cooling is the laser based cooling of small particles, such as ions and atoms, which are trapped during the cooling process. It also involves the spontaneous emission of photons, which...
  • Speckle Pattern - Introduction and Applications
    Article - 15 May 2014
    Speckle pattern is a random granular pattern produced by the reflection of coherent light beam e.g. laser, at a rough surface such as a metallic surface, a display screen, white paint or a piece of...
  • Optical 3D Metrology in Industrial Opthalmic Applications
    Article - 27 Jan 2014
    With hundreds of millions of people choosing contacts for either visual or aesthetic reasons, and millions more having surgery to solve vision problems associated with aging, there is a growing need...
  • What is a Prism?
    Article - 12 Sep 2014
    A prism is a transparent geometric optical object with a minimum of two polished plane faces inclined relative to each other, from which light is reflected or through which light is refracted.
  • What is an Opto-Semiconductor?
    Article - 25 Apr 2014
    Opto-semiconductors are semiconductors that are work by absorption and emission of light. The p-n junctions are the important part of these devices. Photodiodes, LEDs, solar cells and semiconductor...
  • Precision Medical Motors and Actuators - Fast Becoming the Choice of Medical Device Manufacturers
    Article - 21 Sep 2010
    A significant improvement over conventional electromagnetic motors for the execution of precise movements with medical design equipment, the latest piezo motors and piezo actuators are more compact,...
  • What is Photoemission Spectroscopy?
    Article - 6 Jun 2024
    PES techniques like XPS and UPS offer insights into material properties, with advances in analysis and spatial resolution enhancing their applications.
  • The Role of Modern Spectroscopy in Environmental Monitoring
    Article - 10 Apr 2024
    Optical spectroscopy enhances environmental monitoring by detecting pollutants, aiding in global sustainability efforts.
  • 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...
  • Gas Analysis for Contamination Control in Optoelectronics Manufacturing
    Article - 18 May 2023
    Gas analysis is a critical technique used to identify and control contamination in the production process of optoelectronics, avoiding defects in the devices, financial loss, and reducing safety...

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