Topological insulators could offer a way to harness exotic particles for quantum computing
- A large class of quantum materials could host hypothetical particles useful for quantum computers -
Quantum behavior of magnetic excitations revealed
in antiferromagnet
- Scientists use theory and experiment to explore the balance between wave and particle characteristics of magnetic excitations -
The search for disorder in order
- A signature of an exotic state of matter that remains disordered even at very low temperatures has been experimentally identified -
Mind the gap!
- Scanning tunneling microscopy is used to probe electrons in an unconventional superconductor, and uncovers an unexpected energy gap -
Melting of frozen frustrations
- Computations reveal how quantum interactions can break a deadlock in magnetic spin ice oxides -
Spins on the edge
- The edges of thin films could provide an ideal laboratory for studying the behavior of electron spins -
Frustration produces a quantum playground
- A deeper understanding of quantum fluctuations in ‘frustrated’ layered magnetic crystals could speed the development
of devices that probe real-world systems using quantum effects -
Unraveling a quantum phase transition
- Simulations reveal the details of exotic quantum phase transitions in optically trapped superfluid atoms -
There’s more to Higgs than bosons
- The observation of novel behavior in a magnetic material suggests a fresh approach to studying fundamental quantum phenomena -
Getting to the heart of frustrated magnetism
- A detailed mathematical model reveals the elusive origins of the unusual magnetic properties of thin films of solid-state helium -
Unaffected by imperfections
- Current flowing along the edges of a promising quantum device is insensitive to its magnetic impurities -
Pushing the frontier of state control
- The ability to use magnetic fields to control a newly identified state of matter could enable more efficient memory devices -
Predicting a chain of order
- Calculations can now predict when and how spins of electrons and ions arrange in one-dimensional
multiferroic materials -
Particles that are their own
worst enemies
- A newly proposed superconducting device could lead to the first observation of particles
that are their own antiparticles -
Finding hope in a meltdown
- Theoretical physicists find evidence of a new state of matter in a simple oxide -
Spin lattices enter a new phase
- A new ordered phase is predicted for geometrically frustrated spin systems even in the absence of magnetic order -
A tale of two excitations
- A new theory predicts an unusual excitation spectrum for a chain of ultracold gas atoms -
Quantum force on the edge
- A standard measurement of resistance, the quantum Hall effect, changes dramatically at the edge of a sample -
Superconductivity: back to basics
- The origin of superconductivity in iron-based materials can now be studied using a basic theoretical model -
Critical questions
- Ripples in the structure of graphene could be the key to understanding its unusual characteristics -
A hot connection with spin
- A particular spin topology in solid-state materials has a strong influence on thermally generated electron transport -
Frustration yields results
- Theoretical calculations elucidate the origin of unusual electronic behaviors recently observed in geometrically frustrated compounds -
Spins in nickel stand together
- Theorists extend a simple model to explain ferromagnetism in transition metals -
The indecisive insulator
- Researchers are applying relativistic quantum theory to explain how graphene could switch from a metal to an insulator -
Electron theory solves heavy problem
- Unusual properties of lithium vanadate explained -
Electrons on the edge are fractal
- Understanding a material’s transition from a metallic to an insulating state hinges on the fractal nature of electrons -
It's all in the spin
- Researchers show subtle fluctuations in electron spins are the origin of magnetism and superconductivity in a common oxide -
Choreography of electrons in one dimension
- A novel theory successfully describes the different interactions governing electrons in narrow quantum wires -
Flipping spins create unusual quantum phase
- Mathematical model prompts investigations of solid helium -
Transistor statistics add up
- Better predictions of electron behavior could reduce the size of computer chips -