Observation of a Martensitic Structural Distortion in V, Nb, and Ta

R. K. Bollinger, B. D. White, J. J. Neumeier, H. R. Z. Sandim, Y. Suzuki, C. A. M. dos Santos, R. Avci, A. Migliori, and J. B. Betts
Phys. Rev. Lett. 107, 075503 – Published 10 August 2011

Abstract

Thermal-expansion measurements of the Group 5 elements V, Nb, and Ta reveal a structural distortion below 300 K. Data for single-crystalline Nb and Ta display anisotropic thermal expansion, martensitic in character, that is inconsistent with cubic crystal structures at low temperature. Published results on V show similar behavior. Interstitial impurities suppress the transition.

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  • Received 13 April 2011

DOI:https://doi.org/10.1103/PhysRevLett.107.075503

© 2011 American Physical Society

Authors & Affiliations

R. K. Bollinger1, B. D. White1, J. J. Neumeier1, H. R. Z. Sandim2, Y. Suzuki3, C. A. M. dos Santos2, R. Avci1, A. Migliori3, and J. B. Betts3

  • 1Department of Physics, Montana State University, Bozeman, Montana 59717-3840, USA
  • 2Escola de Engenharia de Lorena—USP, P.O. Box 116, Lorena-SP, 12602-810, Brazil
  • 3National High Magnetic Field Laboratory—Los Alamos National Laboratory, Los Alamos, New Mexico 87545, USA

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Issue

Vol. 107, Iss. 7 — 12 August 2011

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