Photodiodes are widely used devices based on semiconducting materials that can convert light into electrical current. These ...

For more than 50 years, it has been known that in the cerebral cortex of many mammals, neurons with the same function are ...

Wallach’s highly versatile PentaScope/PentaStar series offers an optical pathway for a direct view. This family of fixed 5-step magnification colposcopes features a built-in dual optical ...