Hot-band absorption based anti-Stokes fluorescence (ASF) of Indocyanine Green (ICG), much brighter than luminescence from rare-earth ion doped nanoparticles, was observed and studied by scientists in China and U.S. recently. ...
Optics & Photonics
Sep 15, 2021
0
10
A collaborative of institutions including the University of Groningen has developed an entirely new class of molecular photoswitches that meet many requirements previously considered unobtainable. The results have been published ...
General Physics
Jun 3, 2019
0
22
Climate change is in full swing and will continue unabated as long as CO2 emissions continue. One possible solution is to return CO2 to the energy cycle: CO2 could be processed with water into methanol, a fuel that can be ...
Materials Science
Oct 19, 2018
2
263
When it was discovered over a century ago, black phosphorus was considered relatively useless. Over the past five years, however, the engineers and chemists have become intrigued by the material for its potential as an ultra-thin ...
Nanomaterials
Jul 5, 2017
0
4
A research team at Worcester Polytechnic Institute (WPI) has developed a revolutionary, light-activated semiconductor nanocomposite material that can be used in a variety of applications, including microscopic actuators and ...
Nanophysics
Oct 18, 2016
0
599
In 2005, scientists studying tiny sac-like creatures called sea squirts found bacteria containing two types of chlorophyll (a and b) in cavities inside the squirts' tissues. These two pigments were soaking up most of the ...
Materials Science
Apr 2, 2015
0
2078
From solar cells to optoelectronic sensors to lasers and imaging devices, many of today's semiconductor technologies hinge upon the absorption of light. Absorption is especially critical for nano-sized structures at the interface ...
Nanophysics
Jul 31, 2013
0
1
Center for Nanoscale Materials (CNM) users from Northwestern University, working together with the Nanophotonics Group at the Argonne National Laboratory, report the functionalization of porphyrin-based metal-organic frameworks ...
Nanophysics
Feb 26, 2013
0
0
(Phys.org)—University at Buffalo engineers have created a more efficient way to catch rainbows, an advancement in photonics that could lead to technological breakthroughs in solar energy, stealth technology and other areas ...
Optics & Photonics
Feb 15, 2013
3
0
UWA scientists have explained the photochromic behaviour of the pink diamond in an attempt to uncover why they possess their pink colouration.
Condensed Matter
Jan 8, 2013
15
0
