

A portable, reagent-free platform combining dielectrophoresis-based cell trapping with smartphone dynamic speckle imaging to detect low counts of microbial cells, assess viability, and identify Gram-stain type in sterile...

A bioinspired copper-sulfide catalyst on 3D porous laser-induced graphene enables reagent-free, in-line electrochemical detection of reactive chlorine species (RCS) such as hypochlorite. The technology targets low-cost, ...