Results 271 to 280 of about 3,375,274 (296)
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Nitrogen- and Boron-Doped Double-Walled Carbon Nanotubes
ACS Nano, 2007Double-walled carbon nanotubes (DWNTs) doped with nitrogen and boron have been prepared by the decomposition of a CH(4) + Ar mixture along with pyridine (or NH(3)) and diborane, respectively, over a Mo(0.1)Fe(0.9)Mg(13)O catalyst, prepared by the combustion route.
L S, Panchakarla +2 more
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Spectroscopy of Single- and Double-Wall Carbon Nanotubes in Different Environments
Nano Letters, 2005Individual single-wall carbon nanotubes (SWNTs) and double-wall carbon nanotubes (DWNTs) were suspended in water for optical studies using sodium-cholate and other surfactants. We used time-resolved photoluminescence (PL) spectroscopy to study the influence of tube chirality and diameter as well as of the environment on nonradiative decay in small ...
Hertel, Tobias +9 more
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Electron Diffraction of an In Situ Strained Double‐Walled Carbon Nanotube
Advanced Materials, 2014The strain-induced change in a carbon-nanotube diffraction pattern is found after applying strain, using a microelectromechanical tensile stage, to the outer shell of a double-walled carbon nanotube, while the inner shell provides an unstrained reference pattern.
Brown, Joseph J. +3 more
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Phonon spectrum of double-wall carbon nanotubes
Physics of the Solid State, 2006The results of studying the phonon spectra of carbon nanotubes within the framework of the periodic-cluster model are presented. Special attention is paid to the phonon spectrum of double-wall nanotubes. It is shown that the spectrum is separated into two subbands corresponding to the acoustic and optical vibrational modes.
G. S. Ivanchenko, N. G. Lebedev
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Band structures of double-walled carbon nanotubes
Journal of Vacuum Science & Technology B: Microelectronics and Nanometer Structures Processing, Measurement, and Phenomena, 2006The tight-binding model is used to investigate band structures of zigzag double-walled carbon nanotubes. The intertube interactions significantly change symmetry of energy bands, energy dispersions, Fermi energy, energy gap, and wave functions. Electronic properties are also affected by the magnetic flux and the Zeeman effect. The main features of band
Y. H. Ho, G. W. Ho, S. J. Wu, M. F. Lin
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Evidence of Formation of 1–10 nm Diameter Ice Nanotubes in Double-Walled Carbon Nanotube Capillaries
ACS Nano, 2023Joseph Francisco +2 more
exaly
Buckling of a Double-Walled Carbon Nanotube
Advanced Science Letters, 2009Isaac Elishakoff, Demetris Pentaras
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Bioinspired Layered Composites Based on Flattened Double-Walled Carbon Nanotubes
Advanced Materials, 2012Qunfeng Cheng, Zhiyong Tang, Lei Jiang
exaly

