Raman spectroscopy, an optical microscopy technique, is a non-destructive chemical analysis technique that provides rich molecular fingerprint information about chemical structure, phase, crystallinity, and molecular interactions. ...
Bio & Medicine
Jul 15, 2022
0
747
Controlling strong electromagnetic fields on nanoparticles is the key to triggering targeted molecular reactions on their surfaces. Such control over strong fields is achieved via laser light. Although laser-induced formation ...
Optics & Photonics
May 19, 2022
0
411
Ultraprecise portable atomic clocks are on the verge of a breakthrough. An international team lead by scientists from the University of Zurich shows that it may be possible to use the latest generation of atomic clocks to ...
General Physics
Nov 12, 2012
4
0
(PhysOrg.com) -- Last week IBM researchers published a breakthrough technique in the peer-reviewed journal Science that measures how long a single atom can hold information, and giving scientists the ability to record, study ...
Nanophysics
Sep 27, 2010
1
0
In a tremendous boost for spintronic technologies, EPFL scientists have shown that electrons can jump through spins much faster than previously thought.
General Physics
Jul 20, 2015
0
88
(Phys.org)—With SLAC's Linac Coherent Light Source X-ray laser, timing is everything. Its pulses are designed to explore atomic-scale processes that are measured in femtoseconds, or quadrillionths of a second. Determining ...
Optics & Photonics
Feb 20, 2013
0
0
EPFL scientists have shown how a solvent can interfere with electron transfer by using unprecedented time resolution in ultrafast fluorescence spectroscopy.
General Physics
Jul 2, 2013
0
0
(PhysOrg.com) -- Scientists can now peer into the inner workings of catalyst nanoparticles 3,000 times smaller than a human hair within nanoseconds. The findings point the way toward future work that could greatly improve ...
Nanophysics
Jun 16, 2010
0
0
In a new publication from Opto-Electronic Advances, researchers from the National University of Singapore, Singapore, discuss confocal laser speckle autocorrelation imaging of dynamic flow in microvasculature.
Optics & Photonics
Mar 21, 2022
0
24
An oscilloscope is a device for displaying signals that are too fast to be seen by the human eye. Typically the signal consists of a voltage level that changes quickly moment by moment (over millisecond to nanosecond timescales). ...
Optics & Photonics
May 26, 2009
0
0
