Search results for phonons

Superconductivity Nov 18, 2022

Scientists closer to solving a superconducting puzzle with applications in medicine, transport and power transmission

Researchers studying the magnetic behavior of a cuprate superconductor may have explained some of the unusual properties of their conduction electrons.

Quantum Physics Nov 17, 2022

A new experiment pushes the boundaries of our understanding of topological quantum matter

New research conducted by Princeton University physicists is delving with high resolution into the complex and fascinating world of topological quantum matter—a branch of physics that studies the inherent quantum properties ...

Superconductivity Nov 16, 2022

High-temperature superconductivity in lanthanum, yttrium, and cerium ternary hydrides

There has been a lot of progress and development in the superconductivity (zero electrical resistance) front owing to its wide range of applications in MRI machines, particle accelerators, and low-loss power cables. However, ...

Nanophysics Nov 11, 2022

Researchers optimize thermoelectric properties of lead telluride material systems

In a recent study, a research team from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences achieved higher thermoelectric performance of n-type lead telluride (PbTe) by adjusting the band structure ...

Quantum Physics Nov 10, 2022

New theory of electron spin to aid quantum devices

Electrons—those little subatomic particles that help make up the atoms in our bodies and the electricity flowing through your phone or computer right now—have some properties like mass and charge that will be familiar ...

Condensed Matter Nov 10, 2022

An early universe analog built in a lab in Germany

A team of researchers at Universität Heidelberg has built an early universe analog in their laboratory using chilled potassium atoms. In their paper published in the journal Nature, the group describes their simulator and ...

General Physics Nov 9, 2022

Truly chiral phonons observed in three-dimensional materials for the first time

Chirality is the breaking of reflection and inversion symmetries. Simply put, it is when an object's mirror images cannot be superimposed over each other. A common example are your two hands—while mirror images of each ...

Polymers Oct 27, 2022

3D nanocomposites boost heat dissipation in electronics

Scientists from Skoltech developed a self-assembled 3D nanocomposite with outstanding in-plane and out-of-plane heat conductivity, high electrical resistivity, and good hydrophobicity, which have a wide range of potential ...

Optics & Photonics Oct 21, 2022

Single-phonon readout and ground-state cooling with trapped electron brings quantum computing one step closer

Quantum computers are powerful computational devices that rely on quantum mechanics, or the science of how particles like electrons and atoms interact with the world around them. These devices could potentially be used to ...

Analytical Chemistry Oct 18, 2022

Scientists find novel way to optimize thermoelectric properties of bismuth telluride alloys

Recently, a research team led by Prof. Qin Xiaoying from Hefei Institutes of Physical Science of Chinese Academy of Sciences found the thermoelectric properties of N-type Bi2Te2.7Se0.3(BTS) could be improved by introducing ...

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