IT is known theoretically, from the Appleton–Hartree equation 1, that propagation through a plasma of a plane electromagnetic wave, having a frequency below the critical frequency of the plasma, is ...
Researchers reported a novel technology enhancing the high transparency of refractive polymer film via a one-step vapor deposition process. The sulfur-containing polymer (SCP) film produced by ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果