Topological flat band may account for fractional quantum anomalous Hall effect recently observed in pentalayer moiré graphene
Read article: Physicists close in on fractionally-charged electron mystery in graphene
Solving a centuries-old mathematical puzzle could hold the key to understanding the function of many of the molecules of life
Read article: Spot the knot: using AI to untangle the topology of molecules
A new approach could put Majorana particles on track to become a novel qubit platform, but some scientists doubt the results’ validity
Read article: ‘Poor man’s Majoranas’ offer testbed for studying possible qubits
Researchers in Japan and Korea say they have found evidence for the existence of these elusive quasiparticles in the thermodynamic behaviour of a Kitaev magnet
Read article: Heat capacity measurements reveal Majorana fermions
Changes in the polarization of light reflecting off a material’s surface could indicate whether it is a higher-order topological insulator, say theorists
Read article: Surface ‘signature’ could distinguish exotic topological insulators
Unexpected electron transport behaviour shows how much we don’t know about topological materials, say physicists
Read article: Quantum anomalous Hall insulator carries current in its interior, not just its edges
Discovery in uranium ditelluride could have implications for quantum matter research and topological quantum computing
Read article: Topological superconductor harbours unusual crystalline state
New work in kagome metals could advance our understanding of the physics of superconductors and other strongly correlated systems
Read article: Physicists measure electron’s ‘topological spin’
A two-dimensional form of the element germanium could make electronics faster and more energy efficient
Read article: Graphene’s ‘cousin’ makes a switchable topological insulator
The existence of so-called non-Abelian anyons has been reported by four independent teams, though plenty of challenges remain, writes Philip Ball
Read article: New type of quasiparticle emerges to tame quantum computing errors
