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  • First Directly Pumped Silicon Laser
    News - 8 Jul 2007
    Since the creation of the first working laser – a ruby model made in 1960 – scientists have fashioned these light sources from substances ranging from neon to sapphire. Silicon,...
  • Artificial Star
    News - 5 Jul 2007
    On 28 January 2006, at 23:07 local time, a laser beam of several watts was launched from Yepun, the fourth 8.2m Unit Telescope of the Very Large Telescope, producing an artificial star, 90 km up in...
  • Adaptive Optics Help Sharpen Night Sky
    News - 5 Jul 2007
    An artificial, laser-fed star now shines regularly over the sky of Paranal, home of ESO's Very Large Telescope, one of the world's most advanced large ground-based telescopes. This system...
  • Novel Microscope for High-Resolution Heat Flow Measurement
    News - 9 May 2025
    Scientists at the Technical University of Denmark have created a novel microscope that substantially improves the measurement of heat flow in materials, according to a study published in Science...
  • New Research Advances Chaos Encryption for Secure Communication
    News - 9 Apr 2025
    A study led by researchers from Télécom Paris and the Politecnico di Milano explores the use of chaos-based encryption for secure and fast communication in hostile environments. Photo of...
  • Understanding the Physics of Light-Matter Interactions
    News - 15 Nov 2024
    In Optica, Brookhaven National Laboratory researchers revealed how they employed a ruby crystal and precise laser wavelengths to demonstrate that a laser beam could block light and cast a visible...
  • Enhancing Human-Digital Interaction Through the Power of Pancake Optics
    News - 7 Feb 2024
    Recent research published in Opto-Electronic Advances discusses how unique pancake optics can transform next-generation VR and MR displays. Working principle of the conventional and novel pancake...
  • High-Powered Optical Fiber Laser for Nanosatellite Propulsion
    News - 18 Jan 2024
    Lasers can indeed be used in space. Even though radio waves have long served as the foundation of space communications, the need to transmit more data more quickly has led to the development of...
  • Application of Deep Learning for Phase Recovery
    News - 3 Jan 2024
    Amplitude and phase are the two fundamental components of light, an electromagnetic field. However, due to their low sampling frequency, optical detectors—which often rely on photon-to-electron...
  • Lens Mount Details for Athermalization of Lens Systems
    News - 10 May 2023
    Temperature changes must not have an impact on the optical performance of cameras operated in challenging conditions. According to a recent study, determining the precise lens mounting structure to be...

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