Blue Origin's New Glenn rocket was scheduled for launch on Sunday (Nov. 9) but it has been delayed until Wednesday (Nov. 12) ...

Preservation scientists are using polymer chemistry to help prevent old audio and video tapes from degrading beyond recognition ...

The lithium-ion battery is a new energy storage device widely employed in various fields such as mobile power, electric vehicles, unmanned aerial ...

通过第一性原理计算与从头分子动力学模拟，研究团队进一步揭示了潜伏相变的微观机制。计算结果表明，Pd原子从表面进入PdSe2层间的扩散势垒约为0.69 eV，而在范德华间隙中存在约–0.45 eV的能量谷，使Pd原子易于被捕获并在层间持续积累。向更深层扩散的能垒约为0.49 ...