Quantum dot light‐emitting diodes (QD‐LEDs) represent a versatile class of optoelectronic devices that harness the unique properties of semiconductor nanocrystals to produce highly saturated and ...

A new publication from Opto-Electronic Sciences; DOI 10.29026/oes.2025.240028 , discusses eco-friendly quantum-dot light-emitting diode display technologies. Colloidal quantum dots (QDs) exhibit ...

Quantum-dot light-emitting diodes (QLEDs) have shown great potential in display and lighting applications. In particular, the incorporation of zinc oxide nanoparticles (ZnO NPs) as the electron ...

This mismatch creates several problems. In QD-LEDs, some electrons pass through the quantum dot layer without encountering a hole, wasting energy. Others recombine inefficiently, releasing heat ...

Researchers have demonstrated a new technique that uses light to tune the optical properties of quantum dots -- making the process faster, more energy-efficient and environmentally sustainable -- ...

The National Institute of Information and Communications Technology of Japan, in collaboration with Sony Semiconductor Solutions Corporation (Sony), has developed the world's first practical ...

Optical communication technologies require large-capacity data transmission with minimal power consumption. Vertical-cavity surface-emitting lasers (VCSELs) have attracted significant attention as a ...