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Search results for quantized conductance

General Âé¶¹ÒùÔºics Jan 12, 2021

The realization of a single-quantum-dot heat valve

While many research teams worldwide are trying to develop highly performing quantum computers, some are working on tools to control the flow of heat inside of them. Just like conventional computers, in fact, quantum computers ...

Quantum Âé¶¹ÒùÔºics Jan 12, 2021

Discovery of quantum behavior in insulators suggests possible new particle

In a surprising discovery, Princeton physicists have observed an unexpected quantum behavior in an insulator made from a material called tungsten ditelluride. This phenomenon, known as quantum oscillation, is typically observed ...

Condensed Matter Nov 9, 2020

Researchers decode thermal conductivity with light

Groundbreaking science is often the result of true collaboration, with researchers in a variety of fields, viewpoints and experiences coming together in a unique way. One such effort by Clemson University researchers has ...

Quantum Âé¶¹ÒùÔºics Sep 8, 2020

Predictions of magnetic field response in 2-D valleytronics materials

NUS researchers have developed a parameter-free approach to quantitatively predict the response of two-dimensional (2-D) valleytronics materials to an external magnetic field. These predictions are important because they ...

General Âé¶¹ÒùÔºics Aug 17, 2020

New superlattice material for future energy efficient devices

A team of international physicists including Jennifer Cano, Ph.D., of Stony Brook University, has created a new material layered by two structures, forming a superlattice, that at a high temperature is a super-efficient insulator ...

Quantum Âé¶¹ÒùÔºics Aug 5, 2020

Manifestation of quantum distance in flat band materials

The geometry of an object indicates its shape or the relationship of its parts to each other. Did you know that the electrons in solids also have geometric structures? In quantum mechanics, an electron in solids takes the ...

Materials Science Jul 15, 2020

Higher-order topology found in 2-D crystal

Over the last decade, the field of condensed matter physics has experienced a golden age with the discovery of new materials and properties, and related technologies being developed at breakneck speed thanks to the arrival ...

Superconductivity Jul 3, 2020

Toward super-fast motion of vortices in superconductors

An international team of scientists from Austria, Germany, and Ukraine has found a new superconducting system in which magnetic flux quanta can move at velocities of 10 to 15 km/s. This opens access to investigations of the ...

General Âé¶¹ÒùÔºics Jun 16, 2020

A fractional corner anomaly reveals higher-order topology

Topological insulators (TIs) have an insulating interior and support conducting surface states with additional interfacing properties. The exotic metallic states on their surfaces can provide new routes to generate new phases ...

General Âé¶¹ÒùÔºics Jun 10, 2020

Signatures of fractional electronic charge observed in topological insulators

The charge of a single electron, e, is defined as the basic unit of electric charge. Because electrons—the subatomic particles that carry electricity—are elementary particles and cannot be split, fractions of electronic ...

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