A cheap, biocompatible white powder that luminesces when heated could be used for non-invasively monitoring the temperature of specific organs within the body. Tohoku University scientists conducted preliminary tests to demonstrate ...
Optics & Photonics
Mar 24, 2020
0
5
The sun is the most sustainable energy source available on our planet and could be used to power photochemical reactions. In the journal Angewandte Chemie, scientists present a widely applicable, cost-effective photomicroreactor. ...
Materials Science
Aug 28, 2019
0
54
Luminescent emission in the form of phosphorescence commonly occurs in daily life as a result of a quantum mechanically small transition probability. A luminescent emission lifetime can last from microseconds to several hours. ...
Russian scientists with colleagues from the U.K., Spain, Brazil, Japan and Austria have fully described the mechanism of fungal luminescence. They report that fungi utilize only four key enzymes to produce light and that ...
Biochemistry
Nov 27, 2018
2
1916
Inside smartphones and computer displays are metals known as the rare earths. Mining and purifying these metals involves waste- and energy-intense processes. Better processes are needed. Previous work has shown that specific ...
Materials Science
Oct 18, 2018
1
113
Scientists from ITMO University developed a novel optical method of measuring reagent delivery rates for "labs on a chip." The method is based on a dynamic interaction between a nanoantenna and luminescent molecules as the ...
Optics & Photonics
Oct 11, 2018
0
2
An international team led by researchers from the University of Geneva (UNIGE), Switzerland, has designed a family of molecules capable of binding to metal ions present in the surrounding environment and providing an easily ...
Materials Science
Aug 15, 2018
0
15
In old cathode ray TVs, a picture is generated when an electron beam excites a phosphor screen, causing the phosphor to radiate light. Now in a new study, researchers have found that a beam of positrons (positively charged ...
Using sunlight for sustainable and cheap production of, for example, medicines. The 'mini-factory' in the form of a leaf that chemical engineers from Eindhoven University of Technology presented in 2016 showed that it is ...
Materials Science
Apr 24, 2018
0
7
Scientists from ITMO University have developed effective nanoscale light sources based on halide perovskite. Such nanosources are based on subwavelength nanoparticles serving both as emitters and nanoantennas and allow enhancing ...
Nanophysics
Feb 19, 2018
0
20
