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Автор Nguyen, Van Minh
Автор Kim, Sung-Jin
Автор Yang, In-Sang
Дата выпуска 2011-06-01
dc.description We present the results of Raman and field emission studies of the structural and physical features of iodine intercalated bundles of single-walled carbon nanotubes (SWNTs). The periodicity of hexagonally closest-packed pristine nanotubes was destroyed by the intercalation of iodine molecules in interstitial sites of carbon nanotube bundles. The Raman spectra obtained using a 647.1 nm line of Kr-ion laser indicate that I<sub>2</sub> intercalation does affect the electronic state of metallic SWNTs of small diameters of ∼1.26 nm changing into the insulating state. The turn-on electric fields obtained from the I–V measurements for iodine intercalated SWNTs and pristine SWNTs were 2.43 and 3.41 V μm<sup>−1</sup>, respectively, and iodine intercalated SWNTs show higher field emission than pristine SWNTs do.
Формат application.pdf
Издатель Institute of Physics Publishing
Копирайт 2011 Vietnam Academy of Science & Technology
Название Raman scattering study of iodine intercalated bundles of single-wall carbon nanotubes
Тип paper
DOI 10.1088/2043-6262/2/2/025006
Electronic ISSN 2043-6262
Print ISSN 2043-6254
Журнал Advances in Natural Sciences: Nanoscience and Nanotechnology
Том 2
Первая страница 25006
Последняя страница 25010
Аффилиация Nguyen, Van Minh; Center for Nano Science and Technology and Department of Physics, Hanoi National University of Education, 136 Xuan Thuy Road, Hanoi, Vietnam
Аффилиация Kim, Sung-Jin; Division of Nanosciences, Ewha Womans University, 11-1 Daehyun-Dong 120-750 Seoul, Korea
Аффилиация Yang, In-Sang; Department of Chemistry, Ewha Womans University, 11-1 Daehyun-Dong 120-750 Seoul, Korea
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