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Information × Registration Number 0219U005320, 0118U000658 , R & D reports Title Development of the method of research of extinct texts executed on thermopaper popup.stage_title Head Gavrilchenko Julia, Registration Date 05-09-2019 Organization Scientific Research Institute of Forensic Sciences, Dnepropetrovsk popup.description2 The objects of the study are weak and invisible (extinguished) texts of cash checks made on thermopaper. The purpose of the work is to restore the content of the visually impaired and invisible texts of cash checks made on thermopaper. Methods of research - visual and microscopic research, luminescent analysis, research in the invisible spectral region (in reflected UV rays), methods of digital processing of weakly visible images, influence on objects of study of organic solvent pairs, treatment with iodine-containing reagents. At the initial stage of the study, criminalistic literature was studied and analyzed on the theme being developed. Collected and sorted material for research. The research was conducted on the basis of expert practice, experimental array, scientific developments with the use of computer graphic editors, physical and chemical methods of research. On the basis of the obtained results, certain conclusions and methodical recommendations were made to experts in the field of technical study of documents on solving tasks for installing silly and invisible texts of cash checks made on thermopaper. CARTRIDGES, THERMOPARPES, SLAVEED IMAGES, NO VIEW IMAGES, DIGITAL PROCESSING. GDR report for 59 arcs, 2 charts, 36 figures, 19 references. Product Description popup.authors popup.nrat_date 2020-04-02 Close