TY - JOUR
T1 - Accurate quantum mechanical treatment of phonon instability
T2 - Body-centred cubic zirconium
AU - Wang, Y.
AU - Ahuja, R.
AU - Qian, M. C.
AU - Johansson, B.
PY - 2002/11/4
Y1 - 2002/11/4
N2 - The T1 N point and ω point phonon anomalies for body-centered cubic (bcc) Zr are studied using an approach which goes beyond the traditional quasi-harmonic approximation and perturbation theory. We are able to reproduce, for the first time, the anomalous phonon behaviour in bcc Zr.
AB - The T1 N point and ω point phonon anomalies for body-centered cubic (bcc) Zr are studied using an approach which goes beyond the traditional quasi-harmonic approximation and perturbation theory. We are able to reproduce, for the first time, the anomalous phonon behaviour in bcc Zr.
UR - http://www.scopus.com/inward/record.url?scp=0037020919&partnerID=8YFLogxK
UR - http://www.scopus.com/inward/citedby.url?scp=0037020919&partnerID=8YFLogxK
U2 - 10.1088/0953-8984/14/43/101
DO - 10.1088/0953-8984/14/43/101
M3 - Letter
AN - SCOPUS:0037020919
SN - 0953-8984
VL - 14
SP - L695-L701
JO - Journal of Physics Condensed Matter
JF - Journal of Physics Condensed Matter
IS - 43
ER -