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Search results for time-reversal symmetry

Superconductivity Apr 6, 2020

Nonreciprocal transport in the gate-induced strontium titanate polar superconductor

In materials science, two-dimensional electron systems (2DES) realized at the oxide surface or interface are a promising candidate to achieve novel physical properties and functionalities in a rapidly emerging quantum field. ...

Superconductivity Apr 3, 2020

New measurements reveal evidence of elusive particles in a newly-discovered superconductor

Particle chasing—it's a game that so many physicists play. Sometimes the hunt takes place inside large supercolliders, where spectacular collisions are necessary to find hidden particles and new physics. For physicists ...

Nanophysics Mar 24, 2020

Scientists develop platform for building nanoelectronics and quantum processors

Scientists of Far Eastern Federal University (FEFU, Vladivostok, Russia) together with colleagues from the Chinese Academy of Sciences (Beijing) have designed a platinum-cobalt-magnesium oxide microstructure coated by platinum ...

Astronomy Mar 23, 2020

Time symmetry and the laws of physics

If three or more objects move around each other, history cannot be reversed. That is the conclusion of an international team of researchers based on computer simulations of three black holes orbiting each other. The researchers, ...

Superconductivity Mar 23, 2020

Evidence for broken time-reversal symmetry in a topological superconductor

Chiral superconductors are unconventional superconducting materials with distinctive topological properties, in which time-reversal symmetry is broken. Two of the first materials to be identified as chiral superconductors ...

Quantum Âé¶¹ÒùÔºics Mar 13, 2020

Discovery of zero-energy bound states at both ends of a one-dimensional atomic line defect

In recent years, the development of quantum computers beyond the capability of classical computers has become a new frontier in science and technology and a key direction to realize quantum supremacy. However, conventional ...

General Âé¶¹ÒùÔºics Mar 9, 2020

'Strange' glimpse into neutron stars and symmetry violation

New results from precision particle detectors at the Relativistic Heavy Ion Collider (RHIC) offer a fresh glimpse of the particle interactions that take place in the cores of neutron stars and give nuclear physicists a new ...

Optics & Photonics Feb 28, 2020

Innovative switching mechanism improves ultrafast control of microlasers

The all-optical switch is a kind of device that controls light with light, which is the fundamental building block of modern optical communications and information processing. Creating an efficient, ultrafast, and compact ...

Nanophysics Feb 28, 2020

Helical quantum Hall phase in graphene on strontium titanate

Materials that exhibit topological phases can be classified by their dimensionality, symmetries and topological invariants to form conductive-edge states with peculiar transport and spin properties. For example, the quantum ...

General Âé¶¹ÒùÔºics Feb 25, 2020

From China to the South Pole: Joining forces to solve the neutrino mass puzzle

Among the most exciting challenges in modern physics is the identification of the neutrino mass ordering. Âé¶¹ÒùÔºicists from the Cluster of Excellence PRISMA+ at Johannes Gutenberg University Mainz (JGU) play a leading role ...

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