Search results for time reversal symmetry

General Physics Sep 8, 2020

Kondo physics in antiferromagnetic Weyl semimetal films

Emerging quantum materials can be defined by topology and strong electron correlations, although their applications in experimental systems are relatively limited. Weyl semimetals incorporating magnetism offer a unique and ...

Optics & Photonics Aug 31, 2020

Tiny circuits, long distances: Smaller light processing devices for fiber-optic communication

Researchers at Michigan Tech have mapped a noise-reducing magneto-optical response that occurs in fiber-optic communications, opening the door for new materials technologies.

Superconductivity Aug 27, 2020

Topological superconducting phase protected by 1-D local magnetic symmetries

Topological superconductors (TSCs) are new kind of topological quantum states with fully superconducting gapped band structure in the bulk, but they support gapless excitations called Majorana zero modes (MZMs) at the boundaries. ...

General Physics Aug 11, 2020

Study unveils the unstable nature of some topological phases

In recent years, physicists worldwide have been conducting studies exploring the characteristics and dynamics of topological phases of matter that could enable the development of quantum devices and other new technologies. ...

Optics & Photonics Jul 27, 2020

A photonic amorphous topological insulator

The current understanding of topological insulators and their classical wave analogs, such as photonic topological insulators, is mainly based on topological band theory. Contrary to this, Scientists in China and Singapore ...

Quantum Physics Jul 17, 2020

Scientists achieve major breakthrough in preserving integrity of sound waves

In a breakthrough for physics and engineering, researchers from the Photonics Initiative at the Advanced Science Research Center at The Graduate Center, CUNY (CUNY ASRC) and from Georgia Tech have presented the first demonstration ...

Materials Science Jul 1, 2020

Programming van der Waals interactions with complex symmetries into microparticles using liquid crystallinity

Versatile approaches to engineer asymmetric van der Waals interactions can expand the palette of materials development through bottom-up engineering processes. In a new study, H.A. Fuster and a research team in chemical and ...

General Physics Jun 25, 2020

Measure squeezing in a novel way

'Squeezing' is used in physics, among other things, to improve the resolution of measuring instruments. It allows disturbing noise to be suppressed in a way that smaller signals can be detected more sensitively. The team ...

General Physics Jun 17, 2020

Observation of excess events in the XENON1T dark matter experiment

Scientists from the international XENON collaboration, an international experimental group including the Kavli Institute for the Physics and Mathematics of the Universe (Kavli IPMU), University of Tokyo; the Institute for ...

General Physics Jun 17, 2020

Simultaneous nodal superconductivity and broken time-reversal symmetry in CaPtAs

In the vast majority of superconducting materials, Cooper pairs have what is known as even parity, which essentially means that their wave function does not change when electrons swap spatial coordinates. Conversely, some ...

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