We compute and compare the coupling coefficient from the extracted optical power for coupled photonic crystal VCSEL arrays. Increasing cavity diameter is found to increase the coupled output leading ...

Laser speckle caused by high coherence severely affects the image quality. The traditional optical approaches cannot effectively suppress speckles without compromising the coherence of the laser in ...

And the dream gig comes with more than just access to cool new product: For his 50th birthday, Tudor seems to have gifted ...

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Hungary powers up largest battery energy storage in green transition push Hungary joins its neighbours in scaling up grid-scale battery storage, installing the country’s largest BESS to date ...

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Previously, the POWER system managed to use a laser to beam 230 watts across one mile (1.7 km) for 25 seconds, and an undisclosed lesser amount of power as far as 2.3 miles (3.7 km).

BTS V First Instagram Post After Military Discharge: Who Is Kim Tae-hyung DATING? ARMYs Spot MAJOR Hints By Mimtaz Updated: Friday, June 13, 2025, 12:36 [IST] Photo Credit: ...