Analysis on development of latent fingerprints on different types of paper using powder technique in a given time interval.
试验速览
- 阶段
- 不适用
- 状态
- 尚未招募
- 发起方
- 入组人数
- 14
- 试验地点
- 1
- 主要终点
- A precise idea about the influence of black powder on different types of paper which is being developed during varying interval of time period and the obtained latent fingerprint is preserved and estimated for the quality of the latent fingerprint developed during varying interval of time period.
研究概览
简要总结
Direct approach to the participants for the fingerprint of the thumb finger are being collected, developed and analyzed for the quality of the ridges. After obtaining concern from the respective sample population the sample will be analyzed with the help of magnifying glasses and other light sources to find out the quality of the latent fingerprint developed in the given interval of time.
研究设计
- 研究类型
- Observational
入排标准
- 年龄范围
- 18.00 Year(s) 至 70.00 Year(s)(—)
- 性别
- All
入选标准
- •English speaking Individual from both the sex are included for this study.
排除标准
- •Adermatoglyphia, Amputated fingers, fingers with scar, leprosy etc.,.
结局指标
主要结局
A precise idea about the influence of black powder on different types of paper which is being developed during varying interval of time period and the obtained latent fingerprint is preserved and estimated for the quality of the latent fingerprint developed during varying interval of time period.
时间窗: 1hour, 1 day , 2 day,1 week,2 week ,3 week, 4 week
次要结局
- A precise idea about the influence of black powder on different types of paper which is being developed during varying interval of time period(6 months)
