Read article: Nonlinear optical states are imprinted on an electron beam Microscopy Research update Nonlinear optical states are imprinted on an electron beam Effect could be used in microscopy with high spatial and temporal resolution
Read article: Physicists take the temperature of second sound Ultracold matter Research update Physicists take the temperature of second sound Results could have applications for studies of high-temperature superconductors and neutron stars
Read article: Metal-free graphene quantum dots show potential for cancer treatment Emerging therapies Research update Metal-free graphene quantum dots show potential for cancer treatment A metal-free nanozyme based on graphene quantum dots inhibits tumour growth in mice with no off-target toxicity
Read article: Quieter quantum device measures electrical current Metrology Research update Quieter quantum device measures electrical current Noise reduction in Josephson junctions could be used in metrology standard
Read article: Physicists observe false vacuum decay in a ferromagnetic superfluid Ultracold matter Research update Physicists observe false vacuum decay in a ferromagnetic superfluid First experimental evidence of true vacuum “bubbles” could have implications for cosmology as well as condensed-matter physics
Read article: Collapsible helix antenna could aid disaster recovery Instrumentation and measurement Research update Collapsible helix antenna could aid disaster recovery New device switches between two operating modes as it is extended and contracted and might also be deployed in space
Read article: New positron source could give lepton colliders a boost Accelerators and detectors Research update New positron source could give lepton colliders a boost High-temperature superconductor solenoid focuses antiparticles
Read article: Heavy fermions appear in a layered intermetallic crystal Superconductivity Research update Heavy fermions appear in a layered intermetallic crystal New two-dimensional compound could be used to study interactions that produce unconventional superconductivity and related quantum phenomena
Read article: Inhalable nanosensors could increase access to lung cancer screening Nanomedicine Research update Inhalable nanosensors could increase access to lung cancer screening A simple test using inhalable nanoparticle sensors and low-cost lateral flow assays could provide an accessible option for diagnosing early-stage lung cancer
Read article: Shallow defects drive slow recombination, high efficiency in perovskite solar cells Materials for energy Research update Shallow defects drive slow recombination, high efficiency in perovskite solar cells Findings could help improve cell efficiencies still further, say physicists