Ruddlesden-Popper Sn perovskites with ionic liquid bulky spacers show improved stability and efficiency. The new spacer enhances inter-component interaction, leading to high-quality crystals with narrow phase distribution.
SourceScience China Press·JournalScience China Chemistry·DateOct 9, 2021
A randomized controlled trial of 1,600 patients found that rates of survival, functional recovery, and post-operative delirium are similar for both general and spinal anesthesia. This challenges common thinking about spinal anesthesia being safer.
SourceUniversity of Pennsylvania School of Medicine·JournalNew England Journal of Medicine·TypeRandomized controlled/clinical trial·DateOct 9, 2021