Hi, Does anyone know what is the minimum thickness of Gold and Chromium respectively for blocking UV light of wavelength 365nm? Mr. Jeffrey Mun Pun YUE Division of Bioengineering Block E3, #05-18, Nanobioanalytics Lab 9 Engineering Drive 1 National University of Singapore Singapore 117576 Tel: (65) 65165985, Fax: (65) 68723069 E-mail: g0500396@nus.edu.sg Website: http://www.bioeng.nus.edu.sg/people/trau/Lab_index.htm