Search results for materials engineering

Optics & Photonics 12 hours ago

A step towards controlling spin-dependent petahertz electronics by material defects

The operational speed of semiconductors in various electronic and optoelectronic devices is limited to several gigahertz (a billion oscillations per second). This constrains the upper limit of the operational speed of computing. ...

Nanomaterials 12 hours ago

Researchers develop high-capacity EV battery materials that double driving range

Dr. Hun-Gi Jung and his research team at the Center for Energy Storage Research of the Korea Institute of Science and Technology (KIST, President Lee Byung Gwon) have announced the development of silicon anode materials that ...

Analytical Chemistry 14 hours ago

Aerosol optical tweezers advance understanding of airborne particles

Two studies led by faculty in Carnegie Mellon University's Center for Atmospheric Particle Studies show how aerosol optical tweezing can allow scientists to scrutinize the components of the atmosphere with new precision.

Polymers 14 hours ago

Polymers could reduce harm caused by landfills

A Binghamton University undergraduate researcher hopes to reduce the impact of landfills on the environment.

Superconductivity 13 hours ago

Scientists predict state of matter that can conduct both electricity and energy perfectly

Three scientists from the University of Chicago have run the numbers, and they believe there may be a way to make a material that could conduct both electricity and energy with 100% efficiency—never losing any to heat or ...

Nanophysics Feb 20, 2020

Researchers develop new method to isolate atomic sheets and create new materials

Two-dimensional materials from layered van der Waals (vdW) crystals hold great promise for electronic, optoelectronic, and quantum devices, but making/manufacturing them has been limited by the lack of high-throughput techniques ...

Materials Science Feb 19, 2020

An optimized structure of memristive device for neuromorphic computing systems

Lobachevsky University scientists have implemented a new variant of the metal-oxide memristive device, which holds promise for use in RRAM (resistive random access memory) and novel computing systems, including neuromorphic ...

Quantum Physics Feb 18, 2020

Stability by fluctuation: topological materials outperform through quantum periodic motion

Scientists at the U.S. Department of Energy's Ames Laboratory have discovered that applying vibrational motion in a periodic manner may be the key to preventing dissipations of the desired electron states that would make ...

Materials Science Feb 17, 2020

New material to surpass traditional oxygen reduction reaction catalysts

A research group led by Prof. YANG Minghui at the Ningbo Institute of Materials Technology and Engineering (NIMTE) of the Chinese Academy of Sciences (CAS) discovered that zirconium nitride (ZrN) catalysts could be a superior ...

General Physics Feb 18, 2020

In acoustic waves, engineers break reciprocity with 'spacetime-varying metamaterials'

Reciprocity isn't always a good thing.

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