Due to the continuing progress in miniaturization of silicon microelectronic and photonic devices, the cooling of device structures is increasingly challenging. Conventional heat transport in bulk materials is dominated by ...
Nanomaterials
Oct 13, 2020
0
106
Mechanical engineers at Duke University have demonstrated a set of prototypes for manipulating particles and cells in a Petri dish using sound waves. The devices, known in the scientific community as "acoustic tweezers," ...
General Physics
Sep 9, 2020
0
708
Underground pipelines, some as old as the cities they service, are often far past their intended lifespan and the need for replacing them looms as an expense most municipalities can't afford.
General Physics
Aug 7, 2020
0
6
Levitation has long been a staple of magic tricks and movies. But in the lab, it's no trick. Scientists can levitate droplets of liquid, though mixing them and observing the reactions has been challenging. The pay-off, however, ...
Analytical Chemistry
Jun 24, 2020
0
11
Electrons are very much at the mercy of magnetic fields, which scientists can manipulate to control the electrons and their angular momentum—i.e. their "spin."
Quantum Physics
Jun 10, 2020
1
882
Acoustofluidics is the fusion of acoustics and fluid mechanics that provides a contact-free, rapid and effective manipulation of fluids and suspended particles. The applied acoustic wave can produce a non-zero time-averaged ...
Nanophysics
May 19, 2020
0
8
Microscopically small cages have been produced at TU Wien (Vienna) with grid openings only a few micrometers in size, making them ideal for holding cells and allowing living tissue to grow in a very specific shape. This new ...
Biotechnology
May 4, 2020
0
133
Researchers have observed directly and for the first time magnetoacoustic waves (sound-driven spin waves), which are considered as potential information carriers for novel computation schemes. These waves have been generated ...
General Physics
Apr 6, 2020
0
53
Researchers from the Shenzhen Institutes of Advanced Technology (SIAT) of the Chinese Academy of Sciences developed a compact liquid sensor based on a liquid-filled glass cylindrical shell. Intrinsic circumferential modes ...
Optics & Photonics
Mar 26, 2020
0
4
Reciprocity isn't always a good thing.
General Physics
Feb 18, 2020
0
103
