See discussions, stats, and author profiles for this publication at: https://www.researchgate.net/publication/268802435 INFLUENCE OF ERBIUM CONCENTRATION ON SPECTROSCOPIC PROPERTIES OF TELLURITE BASED GLASS Article · January 2014 READS 59 5 authors, including: Azlan M.N. Universiti Putra Malaysia 13 PUBLICATIONS 7 CITATIONS SEE PROFILE Halimah Mohamed Kamari Universiti Putra Malaysia 106 PUBLICATIONS 466 CITATIONS SEE PROFILE Sidek Aziz Universiti Putra Malaysia 124 PUBLICATIONS 877 CITATIONS SEE PROFILE Available from: Azlan M.N. Retrieved on: 08 August 2016