Last update:
Structured laser light has already opened up various different applications: it allows for precise material machining, trapping, manipulating or defined movement of small particles or cell compartments, as well as increasing ...
Optics & Photonics
Sep 20, 2019
0
15
They can make tiny cell structures visible: cutting-edge light microscopes offer resolutions of a few tenths of a nanometer—in other words, a millionth of a millimeter. Until now, super-resolution microscopes were much ...
Optics & Photonics
Sep 20, 2019
0
188
A highly specialist laser capable of analyzing potentially deadly diseases as never before is under development at Heriot-Watt University.
Optics & Photonics
Sep 20, 2019
0
12
To process information, photons must interact. However, these tiny packets of light want nothing to do with each other, each passing by without altering the other. Now, researchers at Stevens Institute of Technology have ...
Optics & Photonics
Sep 18, 2019
4
2464
Researchers have announced a prototype for a laser at the heart of the first space-based gravitational wave observatory, known as the Laser Interferometer Space Antenna (LISA) mission. The team's new laser nearly meets the ...
Optics & Photonics
Sep 18, 2019
0
35
Optical devices create, guide, and detect electromagnetic waves and include lasers, telescopes, and solar cells. Most of the materials used in these devices are challenging for certain applications because of a phenomenon ...
Optics & Photonics
Sep 18, 2019
0
241
In a kaleidoscope, mirrors are placed at angles to create a visual illusion of multiple, symmetric images from one original object. The number of symmetric axes in the kaleidoscope depends on the number of mirrors and angles ...
Optics & Photonics
Sep 17, 2019
0
102
Scientists in Christine Hendon's and Michal Lipson's research groups at Columbia University, New York, have used a microchip to map the back of the eye for disease diagnosis.
Optics & Photonics
Sep 17, 2019
0
89
A new paper in Nature Photonics from researchers at CU Boulder details impressive improvements in the ability to control the propagation and interaction of light in complex media such as tissue—an area with many potential ...
Optics & Photonics
Sep 17, 2019
1
138
The secret of capturing exquisite brain images with a new generation of custom-built microscopes is revealed today in Nature Methods. The new microscopes, known as mesoSPIMs, can image the minute detail of brain tissue down ...
Optics & Photonics
Sep 16, 2019
0
114
The capabilities of electronic circuits have been extended with the introduction of photonics: components for the generation, guiding and detection of light. Together, electronics and photonics support entire systems for ...
Optics & Photonics
Sep 16, 2019
0
361
Detecting landmines can be a challenging and slow process. Detecting them from a moving vehicle would make the process more speedy, but at the expense of accuracy.
Optics & Photonics
Sep 13, 2019
1
467
A team of researchers from Harvard University and Massachusetts Institute of Technology has found that they could use an optical tweezer array of laser-cooled molecules to observe ground state collisions between individual ...
Electrochemical devices that use sunlight to generate fuel represent a promising means of harvesting sustainable energy; but currently, none are efficient enough for real-world applications. One of the main reasons for the ...
General Physics
Sep 13, 2019
0
8
Researchers have developed advanced optical security features that use a two-piece metamaterial system to create a difficult-to-replicate optical phenomenon. Metamaterials are engineered to have a property that is not found ...
Optics & Photonics
Sep 12, 2019
0
160
Researchers at the University of Illinois at Urbana-Champaign have replicated one of the most well-known electromagnetic effects in physics, the Hall Effect, using radio waves (photons) instead of electric current (electrons). ...
General Physics
Sep 12, 2019
0
3039
For the first time, researchers have used ultra-thin layers of 2-D structures known as metasurfaces to create holograms that can measure the polarization of light. The new metasurface holograms could be used to create very ...
Optics & Photonics
Sep 12, 2019
0
174
Optical microresonators convert laser light into ultrashort pulses travelling around the resonator's circumference. These pulses, called "dissipative Kerr solitons," can propagate in the microresonator maintaining their shape.
Optics & Photonics
Sep 09, 2019
0
90
Researchers around the world are constantly looking for ways to enhance or transcend the capabilities of electronic devices, which seem to be reaching their theoretical limits. Undoubtedly, one of the most important advantages ...
General Physics
Sep 06, 2019
0
616
Question: How many measurement scientists does it take to screw in an LED lightbulb? Answer: For researchers at the National Institute of Standards and Technology (NIST), half as many as it took a few weeks ago.
Optics & Photonics
Sep 06, 2019
0
8
