Describe the structural changes during the 4-step unidirectional isomerization of a first-generation aldehyde motor, with key features located above the reaction arrow. Starting from the upper left corner, UV-induced photoisomerization …
Insider Briefing Researchers in China recently reported on developing quantum light sources using common semiconductors. The team used gallium nitride (GaN), a material traditionally used for blue light-emitting diodes, to …
In 1903, the Wright brothers achieved the first successful self-propelled flight. They have gone down in history, laying the foundation for transatlantic flight, supersonic flight and even the exploration of …