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We may earn commission from links on this page, but we only recommend products we love. Promise. “Turmeric has been used for centuries in Eastern medicine for its healing properties,” says Mona Gohara ...

The simplest class of light field that can carry orbital angular momentum (OAM) is an optical vortex. An optical vortex is a beam of light whose phase varies in a corkscrew-like manner along the ...