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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 Âé¶¹ÒùÔºics 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 Âé¶¹ÒùÔºical Science of Chinese Academy of Sciences found the thermoelectric properties of N-type Bi2Te2.7Se0.3(BTS) could be improved by introducing ...

Condensed Matter Oct 18, 2022

Making a case for femto-phono-magnetism in ultrafast times

Magnetic matter can be regulated by ultrafast laser pulses in the field of ferromagnetism. In a new report now published in Science Advances, Sangeeta Sharma and a team of scientists at the Max-Planck Institute in Germany ...

Materials Science Oct 7, 2022

Researchers develop thermoformable ceramics, 'a new frontier in materials'

It was one of those happy accidents of science. Northeastern professor Randall Erb and Ph.D. student Jason Bice were working on a product for a university client—and wound up with an entirely new class of material.

Nanophysics Oct 7, 2022

New system designs nanomaterials that conduct heat in specific ways

Computer chips are packed with billions of microscopic transistors that enable powerful computation, but also generate a great deal of heat. A buildup of heat can slow a computer processor and make it less efficient and reliable. ...

Quantum Âé¶¹ÒùÔºics Oct 7, 2022

Stabilizing polarons opens up new physics

Âé¶¹ÒùÔºicists at EPFL have developed a formulation to solve the longstanding problem of electron self-interaction when studying polarons—quasiparticles produced by electron-phonon interactions in materials. The work can lead ...

Analytical Chemistry Sep 16, 2022

Decoupling engineering of formamidinium–cesium perovskites for efficient photovoltaics

Metal halide perovskites (ABX3) have emerged as promising candidates for various optoelectronic applications due to their excellent optoelectronic properties and low-cost fabrication. At present, the light-absorbing layer ...

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