Researchers from the Faculty of Physics at the University of Warsaw, ETH in Zurich and the University of Cambridge have synthesized and analysed active microparticles self-propelling in a fluid and reversing their propulsion ...
General Physics
Jun 4, 2020
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67
Named for the mythical god with two faces, Janus membranes—double-sided membranes that serve as gatekeepers between two substances—have emerged as a material with potential industrial uses. Creating two distinct "faces" ...
Materials Science
Jul 20, 2018
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39
This view from NASA's Cassini spacecraft shows a wave structure in Saturn's rings known as the Janus 2:1 spiral density wave. Resulting from the same process that creates spiral galaxies, spiral density waves in Saturn's ...
Space Exploration
Sep 8, 2017
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Phototactic behaviour directs some bacteria towards light and others into darkness: This enables them to utilize solar energy as efficiently as possible for their metabolism, or, otherwise, protects them from excessive light ...
General Physics
Sep 30, 2016
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17
(Phys.org)—A combined team of researchers from the Australian National University and City University of Hong Kong has created a material that is capable of mimicking the action of a mimosa leaflet when it is touched. In ...
Tiny glass nanospheres coated on one side with a very fine gold film: LMU scientists have shown that particles modified in this way can be moved about with high precision using laser beams, creating an optically controlled ...
Optics & Photonics
Mar 12, 2015
0
39
Hollow capsules that have a selectively permeable shell are promising candidates as tiny containers for molecules, particles or bubbles, and are becoming increasingly important in a wide variety of applications. But making ...
Materials Science
May 23, 2014
0
0
"This is a $10 billion market and everyone knows it." Those are the words of Chris Hartshorn, CEO of a new MIT spinout—Xibus Systems—that is aiming to make a splash in the food industry with their new food safety sensor.
Analytical Chemistry
Apr 10, 2019
0
7
Chinese researchers have developed an emulsion interfacial polymerization method to fabricate Janus particles exhibiting chemical and topological anisotropy. The results were published in the journal Science Advances in an ...
General Physics
Jun 30, 2017
0
9
(PhysOrg.com) -- These raw, unprocessed images of Saturn's moons Enceladus, Janus and Dione were taken on March 27 and 28, 2012, by NASA's Cassini spacecraft.
Space Exploration
Mar 29, 2012
0
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