Feature
The Electrogyration Effect
Almost 200 years have passed since Arago observed optical activity in crystals, and it’s been more than 30 years since researchers have induced a spatial dispersion effect with an electric field—a phenomenon now known as electrogyration.
Orest G. Vlokh (left) and Rostyslav O.Vlokh in the laboratory.
“…Under the action of an electric field upon a crystal, the changes in its elliptic birefringence occur, leading to the changes in optical activity of that crystal.”
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