Search results for nonequilibrium dynamics

Quantum Physics May 15, 2019

Digital quantum simulators can be astonishingly robust

In solving quantum-physical problems in many-body systems, such as predicting material properties, conventional computers rapidly reach the limits of their capacity. Digital quantum simulators might help, but until now they ...

Nanophysics Apr 23, 2019

Electron-phonon instability in graphene revealed by global and local noise probes

Understanding nonequilibrium phenomena to effectively control it is an outstanding challenge in science and engineering. In a recent study, Trond. I. Andersen and colleagues at the departments of physics, chemistry, materials ...

General Physics Feb 21, 2019

Sculpting stable structures in pure liquids

Oscillating flow and light pulses can be used to create reconfigurable architecture in liquid crystals. Materials scientists can carefully engineer concerted microfluidic flows and localized optothermal fields to achieve ...

Superconductivity Jan 3, 2019

Physicists uncover new competing state of matter in superconducting material

A team of experimentalists at the U.S. Department of Energy's Ames Laboratory and theoreticians at University of Alabama Birmingham discovered a remarkably long-lived new state of matter in an iron pnictide superconductor, ...

Electronics & Semiconductors Dec 7, 2018

New model for assessing the effect of ionizing radiation on microelectronic devices

The main trend in the development of hardware components for digital and analog electronic equipment is to reduce the size of the active regions of diode and transistor structures. This can be achieved by improving the performance ...

General Physics Oct 29, 2018

Shedding light on Weyl fermions

Researchers from the Theory Department of the MPSD in Hamburg and North Carolina State University in the US have demonstrated that the long-sought magnetic Weyl semi-metallic state can be induced by ultrafast laser pulses ...

Quantum Physics Sep 20, 2018

Quantum anomaly—breaking a classical symmetry with ultracold atoms

A FLEET study of ultracold atomic gases—a billionth the temperature of outer space—has unlocked new, fundamental quantum effects. The researchers at Swinburne University of Technology studied collective oscillations in ultracold ...

General Physics Aug 29, 2018

Electric polarization in the macroscopic world and electrons moving at atomic scales

Femtosecond X-ray experiments in combination with a new theoretical approach establish a direct connection between electric properties in the macroscopic world and electron motions on the time and length scale of atoms. The ...

Bio & Medicine Jul 12, 2018

Brain function partly replicated by nanomaterials

The brain requires surprisingly little energy to adapt to the environment to learn, make ambiguous recognitions, have high recognition ability and intelligence, and perform complex information processing.

Superconductivity Apr 30, 2018

Scientists pinpoint energy flowing through vibrations in superconducting crystals

Manipulating the flow of energy through superconductors could radically transform technology, perhaps leading to applications such as ultra-fast, highly efficient quantum computers. But these subtle dynamics—including heat ...

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