Sampler : the sample chamber is defined by sustomer 取樣器的取樣盒尺寸由用戶決定。
Ball valve sample chamber 球閥取樣器
The recycled dry nitrogen gas is used to purge the sample chamber and upper lid window surface of condensation 循環(huán)的干氮?dú)獗挥糜谂懦惑w內(nèi)的空氣和吹掃頂蓋窗口。
Any material that is raman - active and fits within the sample chamber of the instrument can be measured . typical samples include powders , liquids and polymers 任何拉曼有效并且適合該設(shè)備樣品腔的材料都可以被測(cè)量。典型的樣品包括:各種粉塵、液體和聚合物。
Introduce oxygen environment in general sem ( sample chamber in high vacuum of 2 10 - 3 ( 4 10 - 2 pa ) , and directly observe and analyze materials ( no conductive films ) , simultaneously , keep original electron optical and detecting system unchanged 在常規(guī)掃描電子顯微鏡( sem )中引入一定的氧氣(樣品室真空度仍維持在2 10 - 3 ( 4 10 - 2pa ) ,直接觀察和分析非導(dǎo)電樣品,而不需要在樣品表面鍍導(dǎo)電膜。