Recently, ‘Liquid crystal display (LCD) vs. organic light-emitting diode (OLED) display: who wins?’ has become a topic of heated debate. In this review, we perform a systematic and comparative study ...

In 1888, more than a century ago, the Austrian botanist Friedrich Reinitzer discovered an intermediate state of matter between isotropic liquid and lattice-structured crystal. 1,2,3 This state, later ...