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Application of PAMAM Dendrimers for Detecting Latent Fingerprints on Adhesive Tapes
Author(s): 
Pages: 228-236
Year: Issue:  3
Journal: Imaging Science and Photochemistry

Keyword:  聚酰胺-胺树形分子光致发光油潜指纹胶带法庭科学;
Abstract: 研究了不同pH值和光源波长条件下,荧光性聚酰胺-胺树形分子(PAMAM)水溶液对胶带粘面上油潜指纹的显现效果.结果显示:PAMAM树形分子水溶液pH值大于7时,指纹残留物被不同程度地溶解,因此显现效果不佳;pH值为4-7时,显现效果较好,处理过的指纹发出明亮的蓝色荧光,指纹纹路完整、特征明显,且与基底的对比度较高;但由于用365nm紫外光激发时,PAMAM树形分子的蓝色荧光容易受胶带中杂质蓝色荧光...
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