A new way of producing coherent light in the ultra-violet spectral region, which points the way to developing brilliant table-top x-ray sources, has been produced…
Posts published in “Optics”
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A two-dimensional Doppler spectrometer captures the motions of a high intensity, femtosecond laser induced hot, dense plasma at different locations on a solid surface. Credit:…
A holographic light collector separates the colors of sunlight and directs them to the solar cells. Credit: R.K. Kostuk, University of Arizona Holograms Increase Solar…
Snapshot of five-dimensional imaging with temporal-spatial-spectral resolutions. Credit: S. Zhang, East China Normal University Spectral-volumetric compressed ultrafast photography simultaneously captures 5D information in a single…
Cross-section of the designed heart-shaped phase singularity sheet. The extended dark region in the center image is a cross-section of the singularity sheet. The phase…
Conceptual image of the method of using spectrally varying polarization states for high-speed spectroscopic measurements. Credit: Frederic Bouchard / National Research Council of Canada Researchers…
NIST researchers used a laser frequency-comb instrument (illustration at lower right) to simultaneously measure three airborne greenhouse gases — nitrous oxide, carbon dioxide and water…
Researchers used NIST’s agricomb to simultaneously measure emissions of methane, ammonia, carbon dioxide and water vapor from the atmosphere around a beef cattle feedlot in…
The new approach for digitizing color can be applied to cameras, displays and LED lighting. Because the color space studied isn’t device dependent, the same…
Researchers designed a cold atom source that uses four mirrors arranged like a pyramid and placed in a way that allows them to slide past…
The excitation of the gas atoms makes the intersecting infrared laser beams (in red) in the resonator visible to the human. Credit: © Thorsten Naeser…
Professor Timo Betz. Credit: Peter Lessman Research led by Göttingen University shows constructing microscope improves children’s understanding. Microscopy is an essential tool in many fields…
An illustration of the optical fiber Kerr resonator, which Rochester researchers used with a spectral filter to create highly chirped laser pulses. The rainbow pattern…
Field trial shows simple QKD system works with existing telecommunication network in Italy. In a new study, researchers demonstrate an automated, easy-to-operate quantum key distribution…
Research team, L-R: Yuval Adiv, Yaniv Kurman, Professor Ido Kaminer, Raphael Dahan and Dr. Kangpeng Wang. Credit: Technion – Israel Institute of Technology A Spatiotemporal…
Own mode of the silicon photonic crystal layer. Credit: Sergey Dyakov, Sergey Tikhodeev, Nikolay Gippius Skoltech researchers and their colleagues from RAS Institute for Physics…
An elementary link of a quantum repeater based on two absorptive QMs with the Sandwich-like structure. Credit: WANG Guoyan and MA Yanbing Chinese researchers realized…
This light-shrinking material turns a conventional light microscope into a super-resolution microscope. Credit: Junxiang Zhao Electrical engineers at the University of California San Diego developed…
A new imaging method can capture images of vasculature deep in the brains of mice. A conventional widefield fluorescence image of the mouse brain taken…
Numerical rendering of the laser-driven acceleration (left side) and a subsequent electron-driven acceleration (right side), forming together the hybrid plasma accelerator. Credit: Alberto Martinez de…