• Ultra-broadband and thermally stable NIR emission in Bi-doped glasses and fibers enabled by a metal reduction strategy

• Ultrafast room-temperature reduction of graphene oxide by sodium borohydride, sodium molybdate and hydrochloric acid

• Ultramicroporous carbons featuring sub-?ngstrom tunable apertures for the selective separation of light hydrocarbon

• Ultra-broadband flat-top quantum do comb lasers

• Ultrafast Formation of a Delocalized Triplet-Excited State in an Epigenetically Modified DNA Duplex under Direct UV Excitation

• Ultrafast and selective gas transport through highly ordered black phosphorene nanochannels

• Ultrasensitive and simultaneous monitoring of multiple small-molecule pollutants on an immunochromatographic strip with multilayered film-like fluorescent tags

• Ultrafast severe plastic deformation in high-entropy alloy Al0.1CoCrFeNi via dynamic equal channel angular pressing

• Ultra-high fatigue property and fracture mechanism of modified 20CrMoH steel by gas carburizing technology combined with shot peening treatment

• Ultrafine Co-Species Interspersed g-C3N4 Nanosheets and Graphene as an Efficient Polysulfide Barrier to Enable High Performance Li-S Batteries