Search results for atomic engineering

General Physics Feb 16, 2022

Researchers identify mechanism by which fatigue cracks grow

The reason most structures fail isn't due to shoddy material or violent impact. It's something far simpler, smaller and even dull: prolonged, low-amplitude fatigue.

Optics & Photonics Feb 14, 2022

Disorder-engineered inorganic nanocrystals set a new efficiency record for ultrathin solar cells

Displayed over roof tops and in solar farms, silicon-based solar cells are, so far, one of the most efficient systems in generating electricity from sunlight, but their fabrication can be expensive and energy demanding, aside ...

Materials Science Feb 9, 2022

Super-elastic high-entropy Elinvar alloy discovered with potential for aerospace engineering

Metals usually soften when they expand under heating, but a research team led by a City University of Hong Kong (CityU) scholar and other researchers have discovered a first-of-its-kind super-elastic alloy that can retain ...

Condensed Matter Feb 4, 2022

Atomically crafted quantum magnets and their anomalous excitations

Quantum magnets can be studied using high-resolution spectroscopic studies to access magnetodynamic quantities including energy barriers, magnetic interactions, and lifetime of excited states. In a new report now published ...

Nanophysics Feb 1, 2022

Engineering a multi-element atomic arrangement

For the first time, a research group at the University of Maryland (UMD) has demonstrated the single phase nanoscale multi-principal element intermetallics (MPEIs) with up to eight metals—completely devoid of particle growth, ...

Nanophysics Jan 26, 2022

Breakthrough measurements of vibrating atoms in nanostructures ushers in new class of technology

Vanderbilt researchers Sokrates Pantelides and Joshua Caldwell are part of an international collaboration that has demonstrated a new way to manipulate and measure subtle atomic vibrations in nanomaterials. This breakthrough ...

Quantum Physics Jan 26, 2022

Vibrating atoms make robust qubits, physicists find

MIT physicists have discovered a new quantum bit, or "qubit," in the form of vibrating pairs of atoms known as fermions. They found that when pairs of fermions are chilled and trapped in an optical lattice, the particles ...

Molecular & Computational biology Jan 25, 2022

A molecular framework to bridge experimental and computer sciences for peptide-based materials engineering

Researchers in the Stephenson School of Biomedical Engineering, Gallogly College of Engineering, at the University of Oklahoma have developed a framework published in Science Advances that solves the challenge of bridging ...

Nanophysics Jan 18, 2022

Mini electricity generator made from quantum dots

Machines and electronic devices often generate waste heat that is difficult to utilize. If electricity could be generated from this waste heat, it would offer a means for a clean and sustainable power production: Such a technology ...

Nanophysics Jan 12, 2022

Building a silicon quantum computer chip atom by atom

A University of Melbourne-led team has perfected a technique for embedding single atoms in a silicon wafer one-by-one. Their technology offers the potential to make quantum computers using the same methods that have given ...

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