... 2005 forensic science questioned documents ink composition resin gas chromatography-mass spectrometry thermal desorption volatiles document examination References Brunelle   RL , Crawford   KR . Advances in the forensic analysis and dating of writing ink . Springfield...

...: forensic science, questioned documents, printers, inkjet printers, class characteristics, spur gears, spur marks, pitch, mutual distance Examination of inkjet printers is becoming more prevalent in the eld of forensic document examination. Fraudulent documents such as counterfeited banknotes, securities...

... 22 01 2005 06 03 2005 25 05 2005 forensic science questioned documents business letter format word processing References Linotype Library . The source of the originals: font designer Stanley Morison , http://www.linotype.com/7-510-7/stanleymorison.html. Anderson...

..., is discussed. KEYWORDS: forensic science, questioned documents, ink dating, ink aging, HPLC, ballpoint ink In the examination of questioned documents it is a common task to investigate if two or more documents have been written with the same type of ink. In ink dating, it is important to ascertain if two...

... questioned documents printers photocopiers ESDA EDD inkjet toner References Noblett   MG , James   EL . Optimum conditions for the examination of documents using an electrostatic detection apparatus (device) to visualize indented writings . J Forensic Sci   0022-1198 1983 ; 28 ( 3...

...JD Wilson, MFS; GM LaPorte, MSFS; AA Cantu, PhD Gel ink pens have become a common writing instrument in the United States. Questioned document examiners often attempt to optically differentiate gel inks from each other and from other non-ballpoint ink writings (e.g., those from roller-ball pens...

..., the authors analyzed 633 ballpoint inks utilizing a gas chromatograph/mass spectrometer. 2-Phenoxyethanol was identified in 85% (237/279) and 83% (293/354) of black and blue inks, respectively. 21 06 2003 04 09 2003 04 09 2003 17 12 2003 forensic science questioned documents...

...-Printed and Non-Hand-Printed Questioned Documents ABSTRACT: Several federal district court judges have recently referred to the purported lack of information on the proficiency of forensic document examiners (FDEs) in identifying writers of hand-printed documents. In order to provide the necessary...

...A Chaikovsky, B.Sc.; S Brown, M.Sc.; LS David; A Balman, M.A.; A Barzovski, M.Sc. The questioned documents laboratory often encounters cases where handwriting that is to be examined intersects with some interfering factor such as a rubber stamp, typewriting or background printing. In these cases...

... 2003 01 09 2003 forensic science questioned documents counterfeit documents identity documents thermal transfer printing dye diffusion thermal transfer thermal mass transfer printing processes thin layer chromatography ink analysis References Dent   RW , Ervin   MS...

...AT . Anthony, BS; BC Gayton, BS; BC McVicker, BS A technique routinely used in the examination of questioned documents has been found to be of assistance when employed in the examination of faded and/or partially legible hospital identification wristbands found with unidentified remains (UIDs...

...S Brown, MSc; A Klein, MSc; A Chaikovsky, BTech The questioned document laboratory is often called upon to decipher writing that has been erased, obliterated, or that has faded. In cases like these, the original writing is no longer legible to the naked eye, but may be enhanced using various light...

... available; and (5) isomeric dyes can be distinguished. 30 12 2002 20 12 2002 01 05 2003 forensic science questioned documents laser desorption mass spectrometry photodegradation incandescent light ink dyes rhodamine References Grim   DM , Siegel   JA , Allison...

... protocol typically requires a questioned document (QD) examination prior to latent print (LP) processing, occasionally, items of evidence may be submitted for a QD examination following the application of a series chemicals utilized in the development of latent fingerprints. In such cases, the forensic...

... with ninhydrin or with indanedione can be significantly affected by previous humidification of the paper. 12 01 2003 06 01 2003 01 05 2003 forensic science latent fingerprints ESDA humidity ninhydrin DFO 1 2-indanedione paper questioned documents References Foster   DJ...

.... 2002, Vol. 47, No. 6 Paper ID JFS2001390_476 Available online at: www.astm.org Evaluation of Laser Desorption Mass Spectrometry and UV Accelerated Aging of Dyes on Paper as Tools for the Evaluation of a Questioned Document* ABSTRACT: Laser desorption mass spectrometry (LDMS) may be used...

...DM Grim, B. S.; J Siegel, Ph.D.; J Allison, Ph.D. In questioned document examination and ink dating, it has been assumed that the ink inside of a pen cartridge does not begin aging until the ink is dispensed onto paper. Positive ion laser desorption (LD) mass spectra were obtained of ink-on-paper...

... to establish a searchable library. ESI/MS analysis provides a simple and fast way to compare ink specimens and in combination with on-line library search permits rapid screening of inks for forensic document investigations. KEYWORDS: forensic science, questioned documents, ballpoint inks, electrospray...

...DD Moryan, B.S. Given a questioned document and a questioned preinked rubber stamp, comparisons of each can be made with a microscope or similar magnification device. If sufficient evidence exists, these questioned items can be linked even if the stamp was not used as it was originally designed...

... using LDMS. Results suggest that LDMS may be developed to determine the relative age of inks. 05 09 2000 23 12 2000 29 01 2001 forensic science questioned documents ballpoint pen ink accelerated aging mass spectrometry References Tebbett   I R . Chromatographic...