Electric fish generate electric pulses to communicate with other fish and sense their surroundings. Some species broadcast shorter electric pulses, while others send out long ones. But all that zip-zapping in the water can ...
Plants & Animals
Aug 12, 2020
0
90
Scientists at Stockholm University have discovered that water can exhibit a similar behavior to that of a liquid crystal when illuminated with laser light. This effect originates by the alignment of water molecules, which ...
Condensed Matter
Aug 11, 2020
0
1070
Free radicals—atoms and molecules with unpaired electrons—can wreak havoc on the body. They are like jilted paramours, destined to wander about in search of another electron, leaving broken cells, proteins and DNA in ...
General Physics
Aug 7, 2020
0
252
University of Central Florida researchers have developed a new type of laser beam that doesn't follow long-held principles about how light refracts and travels.
Optics & Photonics
Aug 6, 2020
7
5456
A McGill research team has developed a new technique to detect nano-sized imperfections in materials. They believe this discovery will lead to improvements in the optical detectors used in a wide range of technologies, from ...
Optics & Photonics
Aug 5, 2020
0
48
Modern life revolves around data, which means that we need new, fast, and energy-efficient methods to read and write data on our storage devices. Optical-based approaches, which use laser pulses to write data instead of magnets, ...
Condensed Matter
Jul 31, 2020
0
95
University of Rochester researchers are setting a new standard when it comes to producing ultrafast laser pulses over a broader range of wavelengths than traditional laser sources.
Optics & Photonics
Jul 24, 2020
0
1706
Providing clean water to soldiers in the field and citizens around the world is essential, and yet one of the world's greatest challenges. Now a new super-wicking and super-light-absorbing aluminum material developed with ...
Materials Science
Jul 13, 2020
7
4409
The latest generation of magnetic hard drives is made of magnetic thin films, which are invar materials. They allow extremely robust and high data storage density by local heating of ultrasmall nano-domains with a laser—so ...
Nanomaterials
Jul 13, 2020
0
67
The goal of 'femtochemistry' is to film and control chemical reactions with short flashes of light. Using consecutive laser pulses, atomic bonds can be excited precisely and broken as desired. So far, this has been demonstrated ...
Condensed Matter
Jul 8, 2020
0
501
