"Intact Crystalline Semiconducting Graphere Nanoribbons from Unzipping Nitrogen-Doped Carbon Nanotubes"
Ho Jin Lee, Joonwon Lim, Soo-Yeon Cho, Hongjun Kim, Chanwoo Lee, Gil Yong Lee, Suchithra Padmajan Sasikala, Taeyeong Yun, Dong Sung Choi, Mun Seok Jeong, Hee-Tae Jung, Seungbum Hong and Sang Ouk Kim , ACS Applied Materials & Interfaces 11, 38006−38015 , published