Upconversion fluorescence in metal organic frameworks
NUS chemists have developed a new class of crystalline materials to potentially harvest near-infrared (NIR) radiation.
NUS chemists have developed a new class of crystalline materials to potentially harvest near-infrared (NIR) radiation.
Materials Science
Oct 16, 2017
0
9
An optical fiber as thin as a strand of hair holds promise for use in minimally invasive deep-tissue studies of patients' brains that show the effects Alzheimer's disease and other brain disorders. The research could set ...
Optics & Photonics
Jun 30, 2022
0
57
(PhysOrg.com) -- When finished, the 4.2-meter mirror will be the largest telescope mirror ever pointed at the sun. Polished into a highly complex, asymmetric shape, it will be the centerpiece of the Advanced Technology Solar ...
Space Exploration
Jun 23, 2011
0
0
(Phys.org) -- Researchers from the NIST Center for Nanoscale Science and Technology have used three-dimensional single-particle tracking to measure the dynamic behavior of individual nanoparticles adsorbed at the surface ...
Nanophysics
Aug 3, 2012
0
0
Since the 19th century, microscopy and spectroscopy methods have illuminated many aspects of chemistry and physics, from defining atomic spectra to bringing clarity to Einstein's photoelectric effect.
Nanophysics
Feb 4, 2013
1
0
Cell organelles are involved in a variety of cellular life activities. Their dysfunction is closely related to the development and metastasis of cancer. Exploration of subcellular structures and their abnormal states facilitates ...
Optics & Photonics
Nov 3, 2022
0
67
Medical imaging techniques provide a unique view inside the body and are invaluable for diagnosis and disease monitoring. From X-ray, over MRI to ultrasound, the field is vast and diverse. When imaging biological tissue, ...
Optics & Photonics
Feb 17, 2022
0
14
The ability to locate and count small numbers of impurity atoms could lead to advances in modern electronics and optical fiber communication networks.
General Physics
Feb 28, 2014
0
7
Antimony sulfide, or stibnite (Sb2S3), has been investigated intensively in recent years as a promising material for nontoxic, environmentally friendly solar cells. It is now possible to fabricate thin photovoltaic films ...
Optics & Photonics
Aug 26, 2020
2
12
Ultrasound technology could soon experience a significant upgrade that would enable it to produce high-quality, high-resolution images, thanks to the development of a new key material by a team of researchers that includes ...
Materials Science
Mar 5, 2013
1
0