Cheaper and more efficient photonic devices, such as lasers, optical fibers, and other light sources may be possible with confined light that is unaffected by imperfections in the material that confines it, according to new ...
Optics & Photonics
Jun 4, 2018
0
84
Researchers have developed an inkjet printing technique that can be used to print optical components such as waveguides. Because the printing approach can also fabricate electronics and microfluidics, it could advance a variety ...
Optics & Photonics
Apr 25, 2018
0
214
Light can generate an electrical current in semiconductor materials. This is how solar cells generate electricity from sunlight and how smart phone cameras can take photographs. To collect the generated electrical current, ...
General Physics
Dec 19, 2017
1
308
(Phys.org)—A team of researchers from several institutions in Germany and Australia has developed an optical high-bitrate nanoantenna that they used with an optical waveguide. In their paper published on the open access ...
Optical data transmission allows information to be transmitted as light by way of optical waveguides in fiber optic networks. Chinese researchers have now developed microscale optical waveguides. As reported in the journal ...
Materials Science
Jun 8, 2017
0
59
A team of Columbia Engineering researchers, led by Applied Physics Assistant Professor Nanfang Yu, has invented a method to control light propagating in confined pathways, or waveguides, with high efficiency by using nano-antennas. ...
Nanophysics
Apr 17, 2017
1
1136
A new fabrication process could make it easier and less expensive to incorporate optical sensing onto lab-on-a-chip devices. These devices integrate laboratory functions onto a plastic or glass "chip" typically no more than ...
Optics & Photonics
Mar 22, 2017
0
188
Most robots achieve grasping and tactile sensing through motorized means, which can be excessively bulky and rigid. A Cornell group has devised a way for a soft robot to feel its surroundings internally, in much the same ...
Robotics
Dec 12, 2016
1
59
Researchers from Universidad Politécnica de Madrid (UPM) have developed an innovative optical sensor using conventional tape, a low-cost and flexible material that can be easily acquired at stationery shops. It can detect ...
Optics & Photonics
Dec 12, 2016
0
5
Digital information technology has great impact on our lives that has strongly motivated scientists to look for faster and more energy-efficient ways to process streams of digital signals. Recently, electrical engineers has ...
General Physics
Aug 25, 2015
0
160
