Research shows approximately 30,000 people each year are wrongly arrested and prosecuted for drug possession due to flawed ...

The basic working principle of colorimetric sensing is colorimetry, which is a visible change in color that results from a chemical interaction between the sensing/detecting material and the target ...

With the worldwide coronavirus top of mind, scientists continue to develop new technology that can provide evidence-based guidance to quickly and accurately pinpoint potential environmental dangers.

SAN FRANCISCO – State Senator Scott Wiener, D-San Francisco, introduced a bill on Tuesday that would prohibit law enforcement from making arrests or filing charges based only on certain field tests ...

"Generally, a colorimetric probe consist of a recognition moiety and a signal moiety," Xiaodong Chen, an assistant professor in the School of Materials Science & Engineering at Nanyang Technological ...

The ongoing COVID-19 pandemic has shown that the world needs technology that can quickly and accurately identify invisible dangers, including harmful substances or airborne environmental pollutants.

The Naval Surface Warfare Center recently conducted a weeklong user-based scenario evaluation of colorimetric explosive detection kits at the U.S. Army Blossom Point Research Facility. Colorimetric ...

This article shows how the absorbance maxima of Ponceau-S is determined over a wavelength range of 220nm to 800nm using the Eppendorf BioSpectromenter ®. The methods of analysis using this ...

(Nanowerk Spotlight) Chameleon-like adaptive camouflage is based on structural colors that have evolved in Nature to help animals like cephalopods and certain birds and fish to modify their colors to ...

UCLA researchers have introduced a portable, AI-enhanced sensor that can detect three critical cardiac biomarkers in under 25 minutes with accuracy comparable to laboratory analyzers. The dual-mode ...