The present paper presents a thorough experimental investigation of mechanistic pathways of thermal decomposition of ammonia borane (AB) and its mixture with KBr. A comparative detection and ...

A class of biocompatible upconverting nanoparticles (UCNPs) with largely amplified red-emissions was developed. The optimal UCNP shows a high absolute upconversion quantum yield of 3.2% in ...

Over the past week, Chinese President Xi Jinping intensified his sweeping crackdown on public officials, expelling Vice Adm. Li Hanjun, chief of staff of the People’s Liberation Army Navy, and Liu ...