All‐inorganic perovskite CsPbX3 (X= Cl, Br, I) and related materials are promising
candidates for potential solar cells, light emitting diodes, and photodetectors. Here, a novel …

Solution‐processed optoelectronic devices based on conjugated polymers, colloidal
quantum dots (CQDs), halide perovskites, and so on are now emerging as a new …

Metamaterials have attracted broad attention owing to their unique versatile micro-and nano-
structures. As a kind of typical metamaterial, photonic crystals (PhCs) are capable of …

BACKGROUND Deep eutectic solvents (DESs) are prepared by mixing solid organic
precursors to form a liquid driven from strong hydrogen‐bond interactions. The physical and …

Non-electrical contact and non-carrier injection (NEC&NCI) mode is an emerging driving
mode for nanoscale light-emitting diodes (LEDs), aiming for applications in nano-pixel light …

The external quantum efficiency (EQE) of AlGaN-based deep ultraviolet light-emitting diodes
(DUV LEDs) is still far from satisfactory due to the main issues of electron leakage and …

CsPbBr 3 quantum dot (PQD) was interfaced with CdS quantum dot (QD), via modified hot
injection method to form a heterostructure, across whose interface a significantly enhanced …

We demonstrate the first InGaN/GaN blue light emitting diodes (LEDs) on freestanding GaN
grown using a Si substrate. Transmission electron microscopy and X-ray diffraction analysis …

GaN-based light-emitting diodes (LEDs) on Si substrates are promising to replace
conventional lamps due to the advantages of energy-saving and low-cost of LEDs grown on …

We propose a phosphor-free dual wavelength monolithic white LED comprising a tunnel
junction that separates a yellow light-emitting InGaN/GaN multiple quantum well (MQW) …