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  • How Do Fiber Optic Cables Work?
    Article - 10 Jul 2018
    This article explains how Fiber Optic cables work.
  • Towards Optical Control of Electronics: The Photodielectric Effect
    Article - 28 Apr 2017
    researchers have discovered a photodielectric effect in a ceramic material, which is a significant advancement in the development of photo-capacitors, circuit components that can control the current...
  • Reduced Graphene Oxide Optical Sensors Detect Ethanol in Water Solutions
    Article - 3 Apr 2017
    The use of optical fibres as sensors has garnered major attention in recent years, as they possess many benefits over traditional electronic-based sensors for a wide range of chemical and biological...
  • Thermal Imaging in Space
    Article - 4 May 2016
    Originally developed for military purposes during the late 1940s, thermal imaging allowed soldiers in combat to see and target opposing forces through the darkest hours of the night or across a...
  • Total Internal Reflection - Working Principle and Applications
    Article - 12 May 2014
    Total internal reflection is the reflection of the incident light that hits a medium boundary at an angle greater than the critical angle relative to the normal to the surface.
  • An Introduction to Optical Harmonics
    Article - 5 Aug 2014
    Non-linear crystals are the materials in which dielectric polarization exhibits a non-linear response with respect to the electric field of the light.
  • Applications of 3D Microscopy
    Article - 6 May 2014
    The technical field of microscopy deals with the use of different types of microscopes to view and study samples and objects that otherwise cannot be viewed with the naked eye.
  • What is High Harmonic Generation?
    Article - 6 May 2014
    High harmonic generation may be described as an optical process of generating high harmonics of frequency from a fixed frequency laser light. For generation of high harmonics a high power laser source...
  • What is a Photomultiplier?
    Article - 8 Jul 2013
    Photomultipliers or photomultiplier tubes (PMTs) belong to a class of vacuum tubes that convert photons into electric signal. PMTs are known for their ultra-fast response and high sensitivity. They...
  • What is a Periscope?
    Article - 11 Sep 2014
    A periscope can be defined as an optical instrument that allows the viewing of objects that are not in the direct life of vision. Periscopes prove to be of great help to submariners to have a view of...

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