Magnetism and spin Research update WiFi signals used to power small electrical devices Synchronized spin-torque oscillators deliver enough energy to drive a LED Read article: WiFi signals used to power small electrical devices
Semiconductors and electronics Research update Ultra-magnetostrictive material shows promise for beyond-CMOS technologies New material is based on iron and gallium, avoiding the need for expensive and scarce rare-earth elements Read article: Ultra-magnetostrictive material shows promise for beyond-CMOS technologies
Quantum computing Research update CMOS controller for quantum computer operates at 3 K Microwave device keeps its cool while connecting spin qubits Read article: CMOS controller for quantum computer operates at 3 K
Devices and structures Research update Carbon-based inks make first fully recyclable transistors New devices address the growing problem of electronic waste Read article: Carbon-based inks make first fully recyclable transistors
Biophysics and bioengineering Research update Atomic-scale ion transistor could lead to better brain–computer interfaces Ultrafast device opens and closes channels for selected ions Read article: Atomic-scale ion transistor could lead to better brain–computer interfaces
Nanophotonics Research update Shaped light waves penetrate further into photonic crystals Result overcomes Bragg-length barrier and could have important applications in optoelectronics Read article: Shaped light waves penetrate further into photonic crystals
Devices and structures Research update Graphene beam splitter gives electron quantum optics a boost Device could allow electron interferometry to be used in nanotechnology and quantum computing Read article: Graphene beam splitter gives electron quantum optics a boost
Condensed matter Research update Nanoscale degradation of ferroelectric crystals observed for the first time Charge accumulation drives polarization in the wrong direction Read article: Nanoscale degradation of ferroelectric crystals observed for the first time
2D materials Research update Quantum dot array could make ultralow-energy switches Researchers observe nonlinear effect in a new kind of hybrid semiconductor Read article: Quantum dot array could make ultralow-energy switches
Superconductivity Research update Superconductivity and quantum Hall effect coexist in novel nitride material GaN/NbN heterostructure supports both phenomena – which are usually mutually exclusive – and is now a candidate for topological quantum computing Read article: Superconductivity and quantum Hall effect coexist in novel nitride material