Oxygen Phonon Branches in Detwinned YBa2Cu3O7 (2007)
Reznik, D., Pintschovius, L., Reichardt, W., Endoh, Y., Hiraka, H., Tranquada, J. M., ...
We report results of inelastic neutron scattering measurements of phonon dispersions on a detwinned sample of YBaCu3O7 and compare them with model calculations. Plane oxygen bond stretching phonon...
Reznik, D., Pintschovius, L., Fujita, M., Yamada, K., Gu, G. D., Tranquada, J. M.
Inelastic neutron scattering was used to study the Cu-O bond-stretching vibrations in optimally doped La1.85Sr0.15CuO4 (Tc = 35 K) and in two other cuprates showing static stripe order at low...
Local moment fluctuations in an optimally-doped high Tc superconductor (2006)
Reznik, D., Eremin, I., Pintschovius, L., Arai, M., Endoh, Y., ...
We present results of neutron scattering experiments on YBa2Cu3O6.95 (Tc=93K). Our results indicate that magnetic collective modes due to correlated local moments are present both above and below Tc...
Oxygen phonon branches in overdoped La$_{1.7}$Sr$_{0.3}$CuO$_4$ (2006)
Pintschovius, L., Reznik, D., Yamada, K.
The dispersion of the Cu-O bond-stretching vibrations in overdoped La$_{1.7}$Sr$_{0.3}$CuO$_4$ (not superconducting) has been studied by high resolution inelastic neutron scattering. It was found...
Spin Gap in Optimally-doped YBCO (2006)
Reznik, D., Pintschovius, L., Endoh, Y., Bourges, P., Sidis, Y., Masui, T., ...
Spin gap in optimally-doped YBCO was investigated by inelastic neutron scattering. We found that q-integrated spectral weight in the vicinity of the spin gap has a shape of a step function at 10K...
Reznik, D., Pintschovius, L., Ito, M., Iikubo, S., Sato, M., Goka, H., ...
The attempt to understand cuprate superconductors is complicated by the presence of multiple strong interactions. While many believe that antiferromagnetism is important for the superconductivity,...
Dispersion of the high-energy phonon modes in Nd$_{1.85}$Ce$_{0.15}$CuO$_4$ (2005)
Braden, M., Pintschovius, L., Uefuji, T., Yamada, K.
The dispersion of the high-energy phonon modes in the electron doped high-temperature superconductor Nd$_{1.85}$Ce$_{0.15}$CuO$_4$ has been studied by inelastic neutron scattering. The frequencies of...
Oxygen Phonon Branches in YBa2Cu3O7 (2003)
Pintschovius, L., Reznik, D., Reichardt, W., Endoh, Y., Hiraka, H., Tranquada, J. M., ...
We report results of inelastic neutron scattering measurements of phonon dispersions in optimally doped YBa2Cu3O6.95 and compare them with model calculations. The focus is on the in-plane oxygen...
Evidence for Dynamic Charge Stripes in the Phonons of Optimally Doped YBCO (2003)
Pintschovius, L., Endoh, Y., Reznik, D., Hiraka, H., Tranquada, J. M., Reichardt, W., ...
Inelastic neutron scattering investigations on optimally doped YBCO revealed a very pronounced temperature dependence in the Cu-O in-plane bond-stretching vibrations along the (010) direction: a...
Dispersion of Magnetic Excitations in Superconducting Optimally Doped YBa_2Cu_3O_6.95 (2003)
Reznik, D., Bourges, P., Pintschovius, L., Endoh, Y., Sidis, Y., Matsui, T., ...
Detailed neutron scattering measurements of YBa_2Cu_3O_6.95 found that the resonance peak and incommensurate magnetic scattering induced by superconductivity represent the same physical phenomenon:...
Oxygen Phonon Branches in Detwinned YBa2Cu3O7 (2002)
Reznik, D., Pintschovius, L., Reichardt, W., Endoh, Y., Hiraka, H., Tranquada, J. M., ...
We report results of inelastic neutron scattering measurements of phonon dispersions on a detwinned sample of YBaCu3O7 and compare them with model calculations. Plane oxygen bond stretching phonon...
Bond-Stretching-Phonon Anomalies in Stripe-Ordered La(1.69)Sr(0.31)NiO(4) (2001)
Tranquada, J. M., Nakajima, K., Braden, M., Pintschovius, L., McQueeney, R. J.
We report a neutron scattering study of bond-stretching phonons in La(1.69)Sr(0.31)NiO(4), a doped antiferromagnet in which the added holes order in diagonal stripes at 45 deg to the Ni-O bonds. For...
Hauk, V., Nikolin, H. J., Pintschovius, L.
The residual stresses caused by uniaxial plastic strain were investigated in two heat-treated steels and a ferritic-austenitic steel; the lattice strains were determined by X-ray and neutron...
Pintschovius, L., Pyka, N., Kubmaul, R., Munz, D., Eigenmann, B.
The residual stress state of brazed ceramic-steel components was investigated by neutron diffraction experiments. in addition, x-ray residual stress measurements were performed at the surface of the...
Effects of isotope disorder on energies and lifetimes of phonons in germanium. (1998)
Göbel, A., Wang, D. T., Cardona, M., Pintschovius, L., Reichardt, W., Kulda, J., ...
SELF-ENERGY OF PHONONS INTERACTING WITH FREE CARRIERS IN SILICON (1981)
Pintschovius, L., Vergés, J., Cardona, M.
The dispersion in the self energy of acoustic phonons produced by free electrons and holes in silicon has been measured with neutron scattering. The corresponding electron-phonon interaction...
SELF-ENERGY OF PHONONS INTERACTING WITH FREE CARRIERS IN SILICON (1981)
Pintschovius, L., Vergés, J., Cardona, M.
The dispersion in the self energy of acoustic phonons produced by free electrons and holes in silicon has been measured with neutron scattering. The corresponding electron-phonon interaction...
SELF-ENERGY OF PHONONS INTERACTING WITH FREE CARRIERS IN SILICON (1981)
Pintschovius, L., Vergés, J., Cardona, M.
The dispersion in the self energy of acoustic phonons produced by free electrons and holes in silicon has been measured with neutron scattering. The corresponding electron-phonon interaction...