Tailored profiles: The working principle of the new metalaser. The designed geometric phase profile is introduced to the metasurface by rotating the hole in each silicon nitride nanodisk. Then the ...
Physicists at Umeå University, Sweden, in collaboration with researchers at Shenzhen and Xidian universities, China, have developed a laser made entirely from biomaterials - birch leaves and peanut ...
A renewable, low impact random laser built from birch leaves and peanuts shows a path to affordable medical diagnostics using fully sustainable materials. (Nanowerk News) Physicists at Umeå University ...
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