4.3. Raman Spectroscopy for the Characterisation of Inks on Written Documents

  1. John M. Chalmers3,
  2. Howell G. M. Edwards4 and
  3. Michael D. Hargreaves5
  1. A. Guedes1 and
  2. A. C. Prieto2

Published Online: 10 JAN 2012

DOI: 10.1002/9781119962328.ch4c

Infrared and Raman Spectroscopy in Forensic Science

Infrared and Raman Spectroscopy in Forensic Science

How to Cite

Guedes, A. and Prieto, A. C. (2012) Raman Spectroscopy for the Characterisation of Inks on Written Documents, in Infrared and Raman Spectroscopy in Forensic Science (eds J. M. Chalmers, H. G. M. Edwards and M. D. Hargreaves), John Wiley & Sons, Ltd, Chichester, UK. doi: 10.1002/9781119962328.ch4c

Editor Information

  1. 3

    VS Consulting, Stokesley, UK

  2. 4

    Chemical and Forensic Sciences, School of Life Sciences, University of Bradford, Bradford, UK

  3. 5

    Thermo Scientific Portable Optical Analyzers, Thermo Fisher Scientific, Wilmington, USA

Author Information

  1. 1

    Centro de Geologia e Departamento de Geociências, Ambiente e Ordenamento do Território da Faculdade de Ciências, Universidade do Porto, Porto, Portugal

  2. 2

    Departamento de Física de la Materia Condensada, Cristalografía y Mineralogía, Universidad de Valladolid, Spain

Publication History

  1. Published Online: 10 JAN 2012
  2. Published Print: 10 FEB 2012

ISBN Information

Print ISBN: 9780470749067

Online ISBN: 9781119962328

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Keywords:

  • Raman spectroscopy, in characterisation of inks on written documents;
  • determining forgeries by analysing crossing, overlapping lines and overwriting;
  • differences in chemical formulation, by spot tests, paper chromatography;
  • Raman microspectroscopy in ink analysis, due to its non-destructive character;
  • identification and characterization, discrimination between inks;
  • identification, chronological sequence of crossed ink lines of the same colour;
  • Raman microspectroscopy/microscopy, writings, whether contemporary or not;
  • Raman analyses of ink lines, and Raman spectrum of support used as a blank;
  • chronological sequence of crossed ink lines, in handwriting analysis;
  • non-destructive, and micro-Raman spectroscopy in the analysis of inks

Summary

This chapter contains sections titled:

  • Introduction

  • Experimental

  • Chemical Differences in the Composition of Writing Inks through Time, and Modern Inks: Major Groups

  • Ink Discrimination

  • Forensic Test

  • Conclusions

  • References