The world's first room-temperature continuous-wave UV-B laser diode on a sapphire substrate

Ultraviolet-B (UV-B) semiconductor lasers are highly sought for medical, biotechnology, and precision manufacturing applications; however, previous UV-B laser diodes were limited to pulsed operation ...
AZoNano

Antimicrobial Polymer Nanocomposites Made with Beetroot

Copper nanoparticles from beetroot extract enhance antimicrobial properties in polymer composites, offering a sustainable ...
IEEE

Metal-Free All Transparent Zinc Oxide-Based Ultraviolet Photodetectors With Simple Bilayer Structure

Abstract: Ultraviolet (UV) radiation harms humans and has a chronic effect on the skin and eyes. This article presents a metal-free, highly transparent zinc oxide-based UV sensor. To avoid the ...
SciELO

Effect of carbon nanotubes sonication on mechanical properties of cement pastes

The excellent mechanical properties of carbon nanotubes (CNTs) make them a highly attractive material for use as reinforcement in cement composites. However, it is established that this nanomaterial ...
Reuters

Tesla quarterly deliveries seen falling as lack of tax credits, competition sap demand

Q4 sales drop expected despite launch of cheaper variants Visible Alpha poll shows 13% drop in Q4 deliveries FY deliveries down 7.8% year-over-year in VA poll Dec 30 (Reuters) - Tesla (TSLA.O), opens ...