Metasurfaces to detect terahertz radiation are making spectrometers smaller, lighter, and more efficient for space travel.
Laser & Photonics Reviews
How label-free, super-resolution imaging will push microscopy’s limits
New research lays out the future of a pioneering form of electromagnetic imaging.
How shape-shifting gratings and lenses are changing optical devices
Tuneable micro-structured surfaces could overcome the limitations of current unchangeable components that result in “static” optical devices.
Accessing forbidden colors using “twisted” nanoparticles
Scientists have found a way to reveal forbidden colors of light through a new physical effect.
Quantum Cascade Lasers
Steady progress turns multi-wavelength quantum cascade laser arrays into a powerful versatile source for next-generation spectroscopy and stand-off detection systems.
A new paradigm – functional and nonlinear optical metasurfaces
Optical metasurfaces offer a wealth of useful functionalities. Their nonlinear effects can be enhanced with the help of metasurface engineering.
Electromagnetic absorbers: from narrow to broad
Chinese scientists have given an overview on the principle of different types of narrowband EM absorbers.
Combed radio frequencies: an overview
Optical frequency comb technology for ultra-broadband radio-frequency photonics.
Ultra-black silicon makes an excellent broadband absorber
A novel ultra-black broadband absorber concept based on a needle-like silicon nanostructure has been developed by Jena researchers.
Controlling light with light
A new approach to control light with light without the need for optical nonlinearity has been suggested by a Russian-British research group.
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