When you shine a beam of light on your hand, you don't feel much, except for a little bit of heat generated by the beam. When you shine that same light into a world that is measured on the nano- or micro scale, the light ...
Optics & Photonics
Nov 27, 2018
0
137
A nanoscale optical antenna developed by researchers at A*STAR allows the manipulation of visible light waves on the scale of microchips. Such nanoantennae may enable the development of high-resolution imaging systems in ...
Nanophysics
Nov 16, 2018
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10
University of Adelaide researchers have delved into the realm of Star Trek and created a powerful tractor beam – or light-driven energy trap – for atoms.
Quantum Physics
Oct 30, 2018
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311
In recent years optical fibers have served as sensors to detect changes in temperature, like a thermometer, and pressure, like an artificial nerve. This technique is particularly useful in structures such as bridges and gas ...
Optics & Photonics
Jul 31, 2018
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73
Take a bounce: A microscopic trampoline could help engineers to overcome a major hurdle for quantum computers, researchers from CU Boulder and the National Institute of Standards and Technology (NIST) report in a new study.
Quantum Physics
Jul 16, 2018
1
123
If you want to get the greatest benefit from a beam of light—whether to detect a distant planet or remedy an aberration in the human eye—you need to be able to measure its beam front information.
Optics & Photonics
Jul 11, 2018
0
124
Terahertz radiation can be used for a wide variety of applications and is used today for airport security checks just as much as it is for material analysis in the lab. The wavelength of this radiation is in the millimetre ...
Optics & Photonics
Jul 11, 2018
0
89
Nanokirigami has taken off as a field of research in the last few years; the approach is based on the ancient arts of origami (making 3-D shapes by folding paper) and kirigami (which allows cutting as well as folding) but ...
Nanophysics
Jul 6, 2018
0
366
An active field of research, laser optical trapping works to control the movement and position of particles of different sizes and shapes. The ability to move small particles in a precise and controlled manner is important ...
Optics & Photonics
Jun 20, 2018
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98
To get the extremely high-resolution images vital to study new materials, microbes, and more, scientists often build microscopes based on optical vortices. Forming these tiny tornadoes of light is done using quartz or liquid ...
Plasma Physics
May 7, 2018
0
47
