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Search results for fast actuation

Polymers Aug 1, 2019

Self-sterilizing polymer proves effective against drug-resistant pathogens

Researchers from North Carolina State University have found that an elastic polymer possesses broad-spectrum antimicrobial properties, allowing it to kill a range of viruses and drug-resistant bacteria in just minutes—including ...

Materials Science Jul 18, 2019

Bioinspired MXene-based actuators for programmable smart devices

During photosynthesis, natural leaves with elaborate architectures and functional components can harvest and convert solar energy into chemical fuels that are converted into energy. The biological energy production has provided ...

Materials Science Jul 10, 2019

A virtual substrate opens path to oxide films on silicon for application in 5G, MEMS, sensors and quantum computation

Proof that a new ability to grow thin films of an important class of materials called complex oxides will, for the first time, make these materials commercially feasible, according to Penn State materials scientists.

Engineering Jul 8, 2019

Brunel fine-tunes next-generation digital engine

Brunel University London is the first UK university to start researching car engines of the future using new single cylinder intelligent valve technology.

Molecular & Computational biology Jul 4, 2019

Scientists invent fast method for 'directed evolution' of molecules

UNC School of Medicine scientists created a powerful new "directed evolution" technique for the rapid development of scientific tools and new treatments for many diseases.

Condensed Matter Jun 28, 2019

New device squeezes samples with 1.6 billion atmospheres per second

A new super-fast high-pressure device at DESY's X-ray light source PETRA III allows scientists to simulate and study earthquakes and meteorite impacts more realistically in the lab. The new-generation dynamic diamond anvil ...

Nanophysics Jun 11, 2019

A bubbly new way to detect the magnetic fields of nanometer-scale particles

As if they were bubbles expanding in a just-opened bottle of champagne, tiny circular regions of magnetism can be rapidly enlarged to provide a precise method of measuring the magnetic properties of nanoparticles.

Materials Science May 21, 2019

3-D grayscale digital light printing (g-DLP) highly functionally graded materials (FGM)

Three-dimensional (3-D) printing or additive manufacture (AM) is a popular technique that has presently attracted tremendous attention as a promising method to revolutionize design and manufacture. Researchers have expanded ...

Materials Science Apr 24, 2019

Developing a dual-gradient ultrafast biomimetic snapping hydrogel material

Bioinspired materials are designed and engineered to mimic the biological functions of nature; however fast actuation is an important but challenging task to recreate in the lab. In a recent study, Wenxin Fan and co-workers ...

Optics & Photonics Apr 18, 2019

Folding an acoustic vortex on a flat holographic transducer to form miniaturized selective acoustic tweezers

Acoustic tweezers are based on focused acoustic vortices and hold promise to precisely manipulate microorganisms and cells from the millimeter scale down to the submicron scale, without contact, and with unprecedented selectivity ...

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