The following mixture burns with a brilliant white flame, surrounded by a magnificent blue border: Salpeter, 20 parts ; sulphur, 5 parts; sulphide of cadmium, 4 parts; lamp black, 1 part.
The performance of heavy-metal-free blue QLEDs is lower compared to cadmium-based ones. While eco-friendly ZnSeTe quantum ...
Research has achieved a breakthrough in eco-friendly display technology, creating highly efficient and stable blue quantum dot LEDs (QLEDs) that could power the next generation of televisions, ...
A new publication from Opto-Electronic Sciences; DOI   10.29026/oes.2025.240028 , discusses eco-friendly quantum-dot ...
Researchers have developed highly efficient, stable blue QLEDs that do not use toxic metals. Their quantum dots last nearly ...
The team's ZnSeTeS-based QDs emit "a pure and vibrant blue light with an impressive 24.7 percent efficiency, which is among ...
Researchers review advances in cadmium-free QLEDs, tackling challenges in blue emission, device stability, and color ...