关于四氧化三钴纳米粉体显现手印的研究

Study on Using the Tetroxide Three Cobalt Nanometre Powder to Appear Handpring

四氧化三钴纳米粉体是众多纳米粉体之一,通过对其在打印纸、单光纸、胶版纸、牛皮纸、钱币、平板玻璃、塑料、油漆物面等客体、按照新鲜、1小时、4小时、12小时、24小时、48小时、96小时时段进行捺印的汗液手印的显现,发现它的显现效果较好,值得推广使用。

The tetroxide three cobalt nanometre powder is one of nanometre powders. Through the objects such as printing paper, single flint paper, offset paper, kraft paper, money, plate glass, plastic, paint object, according to the appearance of pressing sweat handprint for fresh, 1 hour, 4 hours, 12 hours, 24 hours, 48 hours, 96 hours intervals, we discover its appearance effect is good and is worth promoting and using.