Devices and structures Research update Phase-change memory gets efficiency boost Superlattice-based structure is flexible and 100 times more energy efficient than previous memory devices of its kind Read article: Phase-change memory gets efficiency boost
Ultracold matter Research update Supersolidity enters a second dimension Precisely tailored atom trap proves key to creating elusive 2D supersolid Read article: Supersolidity enters a second dimension
Thin films and coatings Research update Water transforms into gold-coloured metallic solution New laboratory technique bypasses the need for astronomically high pressures Read article: Water transforms into gold-coloured metallic solution
Thin films and coatings Research update Ultrathin glass films exhibit exotic liquid phase New form of glass is extremely dense and highly stable Read article: Ultrathin glass films exhibit exotic liquid phase
States of matter Research update Surmounting supercooling to improve heat storage technologies Silver nanoparticles stimulate crystallization in supercooled solutions, enabling potential improvements in heat-storing materials Read article: Surmounting supercooling to improve heat storage technologies
States of matter Research update Electrons in twisted graphene ‘freeze’ when heated Entropy measurements reveal an unexpected phase transition analogous to the Pomeranchuk effect in helium-3 Read article: Electrons in twisted graphene ‘freeze’ when heated
Advanced materials Research update Perovskites could be platforms for exciton condensates Appearance of exciton vortices in hybrid halides suggests a possible route to Bose–Einstein condensates of electron–hole pairs at liquid nitrogen temperatures Read article: Perovskites could be platforms for exciton condensates
States of matter Research update Machine learning spots topological phase transitions in experimental data Diffusion-maps method needs no prior knowledge about a physical system Read article: Machine learning spots topological phase transitions in experimental data
Modelling and simulation Research update Black metal hydrogen emerges at high pressures Results of advanced simulations may reconcile data from several recent – and seemingly contradictory – experiments Read article: Black metal hydrogen emerges at high pressures
States of matter Research update ‘Reluctant’ metals make a new state of matter New computation model of "strange" metals could shed light on high-temperature superconductors and black holes Read article: ‘Reluctant’ metals make a new state of matter
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