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  • Article - 13 Apr 2017
    Excitons, also referred to as Coulomb bound electron-hole pairs, are composite bosons which lead to condensation and light amplification processes in semiconductors.
  • Article - 22 Mar 2017
    Litter in marine environments is a well-known, global issue. Microplastics can be particularly damaging to marine life as their size allows them to pass through sewage treatment plants unfiltered and...
  • Article - 31 Oct 2016
    The importance of precise experimental dynamic characterization of micro-devices like micro-electro-mechanical systems (MEMS) is ever increasing in research and development activities as well as in...
  • Article - 27 Jul 2015
    Recently it was announced that North America had finally run out of IP (IPv4 – 32 bit) addresses. In this context, an intriguing question arises regarding the status of IP addresses in Latin America,...
  • Article - 16 Sep 2014
    In 1921 Albert Einstein won the Nobel Prize for discovering the law which governs the photoelectric effect.
  • Article - 14 Mar 2014
    Thermoelectric cooling is a process of eliminating heat energy from a device, component or medium with the application of constant voltage between two dissimilar semiconductors or electrical...
  • Article - 13 Mar 2014
    A photodiode is a kind of light detector which involves conversion of light into voltage or current based on the mode of operation of the device. It consists of built-in lenses, optical filters, and...
  • Article - 27 Feb 2014
    The axicon lens is a specialized lens that bears a conical surface. The axicon lens images a point source as a line along the optic axis.
  • Article - 21 Jan 2014
    Optical resolution is the physical resolution at which an imaging device can capture an image.
  • Article - 17 Jan 2014
    The term photon was coined by Gilbert Lewis in 1926. A photon is a type of elementary particle that forms the basic unit of electromagnetic radiation, which includes infrared, ultraviolet, visible...

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