Crossover from two-dimensional to three-dimensional superconducting states in bismuth-based cuprate superconductor

A long-standing issue under debate is how the superconducting pairing is formed and condensed in the strange metal phase because the superconducting transition temperature is the highest in this ph... 26-12-2019

Photoexcitation Induced Charge Density Wave Dynamics Revealed by Quantum Simulations

Complex quantum systems such as charge density waves, where a variety of degrees of freedom and quantum interactions coexist and are strongly coupled, are under intensive investigation. The atomist... 13-12-2019

Observation of nearly quantized Majorana conductance plateau in an iron-based superconductor

Hong-Jun Gao and coworkers observed a unique nearly quantized conductance plateau feature of Majorana zero modes by utilizing variable-tunnel-coupled scanning tunneling spectroscopy in an iron-base... 12-12-2019

Superconductivity with more: Putting pressure on one dimensional chains

We report systematical studies of a new quasi-one-dimensional (1D) compound Ba3TiTe5 and the high-pressure induced superconductivity therein. Ba3TiTe5 was synthesized at high pressure and high temp... 02-12-2019

Scientists Revealed Structural Dynamics and Electronic Bandgap Contraction of Boron Nitride Nanotubes

Low-dimensional materials exhibit remarkable physical properties that have been used to fabricate novel optoelectronic devices. Seeing the structural dynamic processes in nanomaterials can provide ... 25-11-2019

Higher-order topology and monopole nodal lines in Transition Metal Dichalcogenides XTe₂ (X = Mo, W)

Higher-order topology and monopole nodal lines are revealed in Transition Metal Dichalcogenides XTe2 (X = Mo, W) 18-11-2019

Twisted bilayer graphene at charge neutrality

Just one year after researchers at MIT stunned the physics world with the discovery of the magic-angle for stacked sheets of graphene [1,2], many advances in theoretical and experimental studies in... 21-10-2019

Graphene origami reaches quantum precision

It's easier to fold a napkin than a notepad. The potential to manipulate graphite into precise nanostructures using a scanning probe microscope has teased researchers ever since Thomas W. Ebbesen a... 06-09-2019

Chinese Scientists Created the Smallest, Atomically-precise and Custom-design Graphene Origami

Hong-Jun Gao and coworkers employ a scanning tunneling microscope tip to create atomically precise, custom-design, complex graphene origami nanostructures. This work provides a platform for constru... 06-09-2019

Control the magnetization of a van der Waals ferromagnet by current

Researchers devise a bilayer structure of Fe3GeTe2/Pt, in which the magnetization of few-layered Fe3GeTe2 can be effectively switched by the spin-orbit torques (SOTs) originated from the current fl... 21-08-2019

Tuning electron pathways and giant magnetoresistance in a single-molecule device

The success of information technology would not have been possible without the accelerating miniaturization of electronic devices, which has spurred the exploitation of molecular electronics. The u... 16-08-2019

20-qubit Schrödinger cat states with superconducting quantum processor

Multiqubit entanglement are resource for quantum computation and quantum information. Here, deterministic generation of 18-qubit genuinely entangled Greenberger-Horne-Zeilinger (GHZ) state and mult... 12-08-2019

Research progress of a true random number generator based on nano-ring shaped magnetic tunnel junction

01-07-2019

New cuprate superconductor may challenge the classical wisdom

Superconductivity is one of the most mysterious phenomena in nature in that the materials can conduct electrical current without any resistance. The cuprates hold the record high superconducting te... 26-06-2019

Scientists explore new materials for thermoelectric generation by calculating the asymmetry of performance.

Solid-state energy conversion from heat to electricity and vice versa can be realized by a thermoelectric module employing thermoelectric materials. 20-06-2019