Magnetism and spin Research update Hopfions seen in a magnetic crystal Observation of 3D magnetic spin structures could be a boon for spintronics Read article: Hopfions seen in a magnetic crystal
Diagnostic imaging Research update Next-generation 7 T scanner ramps the resolution of brain MR imaging An ultrahigh-resolution 7 tesla MRI scanner resolves brain features 10 times smaller than can be seen by current 7 T systems Read article: Next-generation 7 T scanner ramps the resolution of brain MR imaging
Astronomy and space Research update Evidence grows for deconfined quark matter in neutron-star cores New study applies Bayesian inference to multiple observations Read article: Evidence grows for deconfined quark matter in neutron-star cores
Devices and structures Research update Moiré material makes a synaptic transistor for neuromorphic computing New device can recognize similar patterns and operates at room temperatures Read article: Moiré material makes a synaptic transistor for neuromorphic computing
Biomedical devices Research update Cardiac vest creates detailed map of the heart’s electrical activity Non-invasive and radiation-free whole-heart electrophysiological mapping can help identify people at risk of sudden cardiac death Read article: Cardiac vest creates detailed map of the heart’s electrical activity
Magnetism and spin Research update New type of magnetism appears in a layered semiconductor Researchers say they have discovered a kinetic energy-based form of magnetism that does not depend on electron exchange interactions Read article: New type of magnetism appears in a layered semiconductor
Cryptography Research update New protocol transmits quantum information in complex states of light Nonlinear optics could hold the key to efficient, quantum-secure data transmission, but not everyone is persuaded Read article: New protocol transmits quantum information in complex states of light
Magnetism and spin Research update Spiralling phonons turn a paramagnetic material into a magnet Collective motion of atoms breaks the time-reversal symmetry of electrons in a rare-earth halide Read article: Spiralling phonons turn a paramagnetic material into a magnet
Quantum mechanics Research update Simulations of time travel send quantum metrology back to the future Teleportation of entangled quantum states leads to useful information gain, say theorists Read article: Simulations of time travel send quantum metrology back to the future
Quantum computing Research update Quantum processor integrates 48 logical qubits Landmark in quantum error correction could lead to large-scale, useful quantum computers Read article: Quantum processor integrates 48 logical qubits