Lead‐based halide perovskites have received great attention in light‐emitting applications
due to their excellent properties, including high photoluminescence quantum yield (PLQY) …

The extraordinary optical properties of surface plasmons in metal nanostructures provide the
possibilities to enhance and accelerate the spontaneous emission, and manipulate the …

Understanding the nature of dominating electromagnetic response and energy conversion is
quietly pivotal to achieve tunable electromagnetic function at elevated temperature. Herein …

Here we present a roadmap on Photonic metasurfaces. This document consists of a number
of perspective articles on different applications, challenge areas or technologies underlying …

The efficiency roll-off at high luminance has hindered the wide application of organic light-
emitting diodes (OLEDs) for decades. To circumvent this issue, both high exciton utilization …

Organic light-emitting diodes (OLEDs) with thick carrier transport layers are desirable for
high production yields of OLED-based displays and lighting; however, high operating …

Transparent metadevices could equip electronic systems with unique functionalities such as
anti-interference and stealth capabilities. However, optically transparent devices currently …

Phosphorescent organic light-emitting diodes (PHOLEDs) feature high efficiency,,
brightness and colour tunability suitable for both display and lighting applications. However …

Abstract The Jahn–Teller effect, a phase transition phenomenon involving the spontaneous
breakdown of symmetry in molecules and crystals, causes important physical and chemical …

We receive approximately 80% of our external environmental information through vision,
making display technology an essential component of modern life. The evolution of device …