Wearable electronic devices, such as electrical sensors, flexible displays, and health
monitors have gained considerable attention and experienced rapid progress. Recently, the …

The clean energy carrier, hydrogen, if efficiently produced by water electrolysis using
renewable energy input, would revolutionize the energy landscape. It is the sluggish oxygen …

Herein, we describe the synthesis of two highly crystalline, robust, hydrophilic covalent
organic frameworks (COFs) that display intrinsic proton conduction by the Grotthuss …

Outstanding electrocatalysts for high‐efficiency water splitting demand not only the high
intrinsic activity determined by the electronic structure but also a favorable mass transfer …

Developing new materials for the fabrication of proton exchange membranes (PEMs) for fuel
cells is of great significance. Herein, a series of highly crystalline, porous, and stable new …

Polyoxometalate–viologen hybrids are a class of photochromic materials with variable
structures and interesting application performance. In recent years, some progress has been …

Ammonia is a key industrial raw material for fertilisers, chemicals and energy. The annual
artificial ammonia synthesis via the Haber–Bosch process results in about 2% of global …

Li metal anode has become a research hotspot again because of its high specific capacity
(3860 mAh g− 1 or 2061 mAh cm− 3) and lowest potential among the alkali metals (− 3.04 V …

The exploration of lead‐free halide perovskite nanocrystals (NCs) with intriguing optical
properties is highly desirable owing to the toxicity and instability of lead halide perovskite …

As discrete anionic metal–oxygen clusters, polyoxometalates (POMs) demonstrate immense
advantages as photochromic materials owing to their good redox properties and photo …