Journal article (2010) - MG Tanner (author) , CM Natarajan (author) , T Zijlstra (author) , T.M. Klapwijk (author) , V Zwiller (author) , VK Pottapenjara (author) , JA O'Connor (author) , RJ Warburton (author) , RH Hadfield (author) , B Baek (author) , S Nam (author) , Sander N. Dorenbos (author) , E Bermúdez Ureña (author)