Impact of surface roughness on laser surface authentication signatures under linear and rotational displacements

Optics Letters

Volumn 34, Issue 20, 2009, Pages 3175-3177

  Seem, Peter R ^a   Buchanan, James D R ^a   Cowburn, Russell P ^a  

^a IMPERIAL COLLEGE LONDON   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

AUTHENTICATION;

CORRELATION LENGTHS; DIFFUSE LIGHT; GLASS SURFACES; LASER SURFACE AUTHENTICATION; OPTICALLY ROUGH SURFACES; ROTATIONAL DISPLACEMENTS; ROUGHNESS AMPLITUDE; SURFACE FEATURE;

SURFACE ROUGHNESS;

EID: 70450216812     PISSN: 01469592     EISSN: 15394794     Source Type: Journal    
DOI: 10.1364/OL.34.003175     Document Type: Article

References (5)

1. J. C. Dainty, Laser Speckle and Related Phenomena, Topics in Applied Physics (Springer-Verlag, 1975), Vol.9, pp. 1-40.
2. R. Pappu, B. Recht, J. Taylor, and N. Gershenfeld, Science 297, 2026 (2002).
3. J. D. R. Buchanan, R. P. Cowburn, A.-V. Jausovec, D. Petit, P. Seem, G. Xiong, D. Atkinson, K. Fenton, D. A. Allwood, and M. T. Bryan, Nature 436, 475 (2005).
4. M. Griswold, M. Harrison, and D. Saltzberg, J. Opt. Soc. Am. A 24, 3207 (2007).
5. J. Daugman, Pattern Recogn. 36, 279 (2003).