BATS:PBSE opened at $25.85 on Friday. PGIM S&P 500 Buffer 20 ETF – September has a 12-month low of $25.07 and a 12-month high of $27.13. The company’s 50-day moving average is $26.67 and its ...

Wang Pei from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has discovered a concurrent negative photoconductivity (NPC) and superconductivity in PbSe 0.5 Te 0.5 by ...