Effects of impurity adsorption on topological surface states of Bi2Te3Khaqan Shati, M. Arshad Farhan, S. Selva Chandrasekaran, Ji Hoon Shim and Geunsik LeeEPL, 119 4 (2017) 47001DOI: https://doi.org/10.1209/0295-5075/119/47001