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  • What are Excimer, Solid-State, Fiber-Hosted, Semiconductor, Dye and Free Electron Lasers?
    Article - 15 Oct 2007
    THis article discusses the differences between dye, fiber hosted, semiconductor, solid-state and free electron lasers.
  • What is a Wavenumber?
    Article - 16 Sep 2014
    Wavenumber is defined as the number of complete wave cycles per unit length of a linear space. It can also be referred to as the spatial frequency of the waves represented in radians per unit distance...
  • What is Photothermal Spectroscopy?
    Article - 14 Feb 2023
    A type of optical analytic technique called photothermal spectroscopy is a powerful tool to study heat that is produced as a result of light absorption in a sample that has been exposed to radiation.
  • The Applications of Refraction
    Article - 19 Sep 2014
    Refraction is a phenomenon that happens when waves passing from one transparent medium to another bend at the boundary between the two mediums.
  • Acousto-Optical Effects - Principles and Applications
    Article - 8 Oct 2013
    Acousto-optics is a phenomenon which deals with the interaction of light (optics) and sound (acoustics). The existence of an interaction between light and sound was discovered by Brillouin in the year...
  • How Do Lasers Work?
    Article - 30 May 2012
    This article gives an overview of how lasers work and their basic operating principles.
  • What is Optical Data Storage?
    Article - 5 Aug 2024
    Exploring the evolution of optical data storage, from CDs to 5D storage, highlighting its role in data preservation and emerging technologies.
  • Exploring Novel Solutions for Refractive Index Challenges in Microscopy
    Article - 6 May 2024
    Innovative solutions tackle refractive index mismatching in microscopy, enhancing image accuracy and depth.
  • What is Nonlinear Optics?
    Article - 3 Mar 2023
    Nonlinear optics is the branch of optics that studies the properties and the interaction of light in a medium where the polarization density interacts nonlinearly with the electric field of light.
  • An Introduction to Light Amplification
    Article - 4 Aug 2014
    Light amplification is a process of intensifying the amplitude of an electromagnetic light wave. This process is generally classified into three major categories: laser, parametric and scattering.

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