Abstract: We propose and demonstrate a continuous-wave all-fiber ring laser generating cylindrical vector beams (CVBs) using a mode selective coupler (MSC) as transverse mode converter and mode ...
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Trump is a textbook fascist. It will take all of us to bring down his regime.
A lawless U.S. regime claimed it conducted a “law and order operation” in Venezuela. This is pure unadulterated poppycock. As ...
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