Friday, February 19, 2021

Spin hall effect of light with near 100% efficiency

A research team has successfully developed a technique to reach near-unity efficiency of SHEL by using an artificially-designed metasurface.

from Latest Science News -- ScienceDaily https://ift.tt/3qPnb1r

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Study finds untreated sleep apnea doubles Parkinson’s risk

A massive veteran study found a strong connection between untreated sleep apnea and a higher chance of Parkinson’s. CPAP users had much lowe...