The solid-state medium containing pyrromethene 567 (PM567) in a polymethylmethacrylate polymer host is shown to lase under the flash lamp excitation.The experim
研究了获得Ni-Co-Mo复合镀层的最佳工艺条件及该镀层的析氢催化活性。依此最佳工艺条件制得Ni-Co-Mo复合电极,其析氢超电势η100为112.8mV,比不加Mo粉制得的Ni-Co合金电极(η100=204.8mV)低92mV.比纯镍片(η100=453mV)低340.2mV.
The optimum technolo