• Ultrafine-grained Al-La-Mg-Mn alloy with superior thermal stability and strength-ductility synergy

• Ultrathin Nickel-doped ZnIn2S4 Nanosheets with Sulfur Vacancies for Efficient Photocatalytic Hydrogen Evolution

• Ultrafine-grained microstructure and controllable magnetic domains in Fe-based nanocrystalline alloys with excellent magnetic properties induced by hot isostatic pressing

• Ultrahigh energy density and high thermal stability in novel bilayer-structured nanocomposites with surface-decorated TiO2@BaTiO3 nanoparticles

• Ultraviolet oxidative degradation of typical antidepressants: Pathway, product toxicity, and DFT theoretical calculation

• Ultrafast response self-powered UV photodetectors based on GaS/GaN heterojunctions

• Ultrafine electro-optical frequency comb based on cascade phase modulation with cyclic frequency shifting

• Ultrathin rhodium nanosheet-gold nanowire nanocomposites for alkaline methanol oxidation reaction

• Ultrasmall Ir nanoclusters on MnO2 nanorods for pH-universal oxygen evolution reactions and rechargeable zinc-air batteries

• Ultrahigh energy-storage capacity achieved in (Bi0.5Na0.5)TiO3-based high-entropy dielectric capacitors with linear-like polarization response