An innovative approach to calibrating high-tech microscopes enables researchers to track the movement of single molecules in 3D at the nanoscale.
Nanophysics
Nov 20, 2015
0
49
Photonic circuits, which use light to transmit signals, are markedly faster than electronic circuits. Unfortunately, they're also bigger. It's difficult to localize visible light below its diffraction limit, about 200-300 ...
Nanophysics
Oct 5, 2015
0
65
Nanomaterials play an essential role in many areas of daily life. There is thus a large interest to gain detailed knowledge about their optical and electronic properties. Conventional microscopes get beyond their limits when ...
Nanophysics
Jun 24, 2015
0
87
(Phys.org)—A combined team of researchers from Northwestern and Duke Universities has succeeded in building a plasmon laser that is tunable in real-time. In their paper published in the journal Nature Communications, the ...
The 2014 chemistry Nobel Prize recognized important microscopy research that enabled greatly improved spatial resolution. This innovation, resulting in nanometer resolution, was made possible by making the source (the emitter) ...
Nanophysics
Mar 19, 2015
0
1730
The fields of data communication, fabrication, and ultrasound imaging share a common challenge when it comes to improving speed and efficiency: light's diffraction limit. Nicholas Fang thinks his group at MIT might have found ...
Optics & Photonics
Jul 9, 2014
0
0
(Phys.org) —For years, scientists have had an itch they couldn't scratch. Even with the best microscopes and spectrometers, it's been difficult to study and identify molecules at the so-called mesoscale, a region of matter ...
Nanophysics
May 7, 2014
0
0
(Phys.org) —With high-tech optical tools and sophisticated mathematics, Rice University researchers have found a way to pinpoint the location of specific sequences along single strands of DNA, a technique that could someday ...
Materials Science
Oct 7, 2013
0
0
Hold a magnifying glass over the driveway on a sunny day and it will focus sunlight into a single beam. Hold a prism in front of the window and the light will spread out into a perfect rainbow. Lenses like these have been ...
General Physics
Aug 12, 2013
4
0
It's not reruns of "The Jetsons", but researchers working at the National Institute of Standards and Technology have developed a new microscopy technique that uses a process similar to how an old tube television produces ...
Nanophysics
Jun 12, 2013
0
0
