New types of semiconductor devices that respond to light could be possible using materials called perovskites, according to a ...
Light usually travels in straight lines, but what if it could twist, spiral, and ...
With the help of the world's most powerful X-ray laser, a research team has achieved an important breakthrough: Using the example of the pharmaceutically active substance 2-thiouracil, they applied a ...
Scientists have demonstrated that negative refraction can be achieved using atomic arrays -- without the need for artificially manufactured metamaterials. Scientists have long sought to control light ...