First-Principles Phonon Calculations for <span class="aps-inline-formula"><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><mrow><msub><mrow><mi mathvariant="normal">La</mi></mrow><mrow><mn>2</mn></mrow></msub></mrow></math></span>Cu<span class="aps-inline-formula"><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><mrow><msub><mrow><mi mathvariant="normal">O</mi></mrow><mrow><mn>4</mn></mrow></msub></mrow></math></span>

First-Principles Phonon Calculations for ${La}_{2}$ Cu $O_{4}$

Phys. Rev. Lett. 64, 3102 – Published 18 June, 1990

DOI: https://doi.org/10.1103/PhysRevLett.64.3102

R. E. Cohen, W. E. Pickett, and H. Krakauer

Phys. Rev. Lett. 62, 831 (1989)