@proceedings { Yaghoobi2009b, title = {First-principles calculation of the effect of adsorbates on field-emission current from single-walled carbon nanotubes}, year = {2009}, month = {06/2009}, address = {Beijing, China}, author = {Parham Yaghoobi and Md. Kawsar Alam and Konrad Walus and Alireza Nojeh} }