Crystal structure of NaCl-type transition metal monocarbides MC (M=V, Ti, Nb, Ta, Hf, Zr), a neutron powder diffraction study Export

@article{citeulike:4209294, abstract = {Crystal structure of NaCl-type transition metal monocarbides MC (M = V, Ti, Nb, Ta, Hf and Zr) has been investigated by Rietveld analysis of neutron powder diffraction data measured at 23 °C. The unit-cell parameter a of MC compounds increased with increasing of ionic radius of the metal species M. Structural change of the tantalum carbide TaC from 23 to 413 °C has been investigated by Rietveld analysis of in situ neutron diffraction data. The unit-cell parameter a , unit-cell volume and atomic displacement parameter of TaC increased with increasing of temperature. The thermal expansion coefficient of TaC was estimated to be (6.4 ± 0.3) × 10 −6  °C −1 .}, author = {Nakamura, K. and Yashima, M.}, citeulike-article-id = {4209294}, citeulike-linkout-0 = {http://dx.doi.org/10.1016/j.mseb.2007.09.040}, citeulike-linkout-1 = {http://linkinghub.elsevier.com/retrieve/pii/S092151070700503X}, day = {25}, doi = {10.1016/j.mseb.2007.09.040}, issn = {09215107}, journal = {Materials Science and Engineering: B}, keywords = {hfc, nbc, tac, tic, vc, zrc}, month = {February}, number = {1-3}, pages = {69--72}, posted-at = {2009-03-23 12:23:17}, priority = {0}, title = {Crystal structure of NaCl-type transition metal monocarbides MC (M=V, Ti, Nb, Ta, Hf, Zr), a neutron powder diffraction study}, url = {http://dx.doi.org/10.1016/j.mseb.2007.09.040}, volume = {148}, year = {2008} }

TY - JOUR ID - citeulike:4209294 L3 - citeulike-article-id:4209294 N2 - Crystal structure of NaCl-type transition metal monocarbides MC (M = V, Ti, Nb, Ta, Hf and Zr) has been investigated by Rietveld analysis of neutron powder diffraction data measured at 23 °C. The unit-cell parameter a of MC compounds increased with increasing of ionic radius of the metal species M. Structural change of the tantalum carbide TaC from 23 to 413 °C has been investigated by Rietveld analysis of in situ neutron diffraction data. The unit-cell parameter a , unit-cell volume and atomic displacement parameter of TaC increased with increasing of temperature. The thermal expansion coefficient of TaC was estimated to be (6.4 ± 0.3) × 10 −6  °C −1 . IS - 1-3 JF - Materials Science and Engineering: B SN - 09215107 EP - 72 TI - Crystal structure of NaCl-type transition metal monocarbides MC (M=V, Ti, Nb, Ta, Hf, Zr), a neutron powder diffraction study VL - 148 SP - 69 KW - hfc KW - nbc KW - tac KW - tic KW - vc KW - zrc AU - Nakamura, K AU - Yashima, M PY - 2008/02/25/ UR - http://dx.doi.org/10.1016/j.mseb.2007.09.040 ER -