Desorption/ionization on porous silicon surface (DIOS) is a novel matrix free method for the analysis of small molecule, which overcomes the limitation of matrix assisted laser desorption/ionization in low molecule analysis.

• 多孔硅表面的解吸离子化质谱是一种新的生物质谱分析方法。 克服了MALDI TOF MS中的基体干扰 ,适合进行小分子分析。