(Phys.org) -- Although pointing high-energy lasers at the sky to cause pouring rain is currently a high-tech dream, the motivation behind controlling the weather has existed since the days of our ancient ancestors. Throughout ...
If invisibility cloaks and other gee-whiz apps are ever to move from science fiction to science fact, we'll need to know more about how these weird metamaterials actually work. Michigan Tech researcher Elena Semouchkina has ...
Optics & Photonics
Nov 6, 2017
0
224
The chances of being struck by lightning are less than one in a million, but those odds shortened considerably this month when more than 4.2 million lightning strikes were recorded in every Australian state and territory ...
General Physics
Nov 24, 2022
3
466
The phenomenon of completely eliminated backscattering in a hypothetical magnetic sphere is called the Kerker effect. It has been generalized in nanophotonics and meta-optics, and has recently been applied to such functionalities ...
Optics & Photonics
Jan 28, 2022
0
106
Scientists have long theorized that the energy stored in the atomic bonds of nitrogen could one day be a source of clean energy. But coaxing the nitrogen atoms into linking up has been a daunting task. Researchers at Drexel ...
Plasma Physics
Nov 14, 2019
4
289
Tuning the instruments that produce some of our most indelible sound waves—guitars, pianos, vocal chords—has become commonplace, expected, easy.
General Physics
Nov 12, 2019
0
32
Dangerous airborne viruses are rendered harmless on-the-fly when exposed to energetic, charged fragments of air molecules, University of Michigan researchers have shown.
Plasma Physics
Apr 8, 2019
0
1890
A world-first non-destructive quality control method from the National Physical Laboratory (NPL) has enabled Oxford Instruments to commercialise wafer-scale fabrication technology for 2-D material MoS2.
Nanomaterials
Jul 11, 2017
0
120
A team of researchers at the University of Illinois at Urbana-Champaign has advanced gallium nitride (GaN)-on-silicon transistor technology by optimizing the composition of the semiconductor layers that make up the device. ...
Nanophysics
Jan 9, 2017
0
22
An interconnected structure, which water can easily flow through, is key to creating a highly effective mechanical sponge for clearing oil spills.
Materials Science
Mar 1, 2016
0
188
