This video explains how LEDs (Light Emitting Diodes) function and why they are widely used in modern lighting and electronic displays. LEDs convert electrical energy into light through the movement of ...

An upconversion organic light-emitting diode (OLED) based on a typical blue-fluorescence emitter achieves emission at an ultralow turn-on voltage of 1.47 V. The technology circumvents the traditional ...

Imagine a display that harvests ambient light when it is not actively in use, offsetting some of its own energy consumption.

A perovskite device that works as both a high-efficiency solar cell and an LED, opening new possibilities for self-powered displays, smart windows and multifunction electronics.

A deep blue organic light-emitting diode (OLED) developed by researchers at Science Tokyo operates on just a single 1.5 V, overcoming the high-voltage and color-purity problems that have long limited ...