A review of the superconducting and normal state properties of Y1− xPrxBa2Cu3O7

HB Radousky - Journal of materials research, 1992‏ - cambridge.org
The properties of the Y1− xPrxBa2Cu3O7 (YPrBCO) system are reviewed. These include
superconducting, normal state, structural, chemical, optical, magnetic, and thermal …

Upper critical field and normal-state properties of single-phase compounds

JL Peng, P Klavins, RN Shelton, HB Radousky… - Physical Review B, 1989‏ - APS
Substitution of Pr for Y in the Y 1− x Pr x Ba 2 Cu 3 O 7− δ system depresses T c, with
superconductivity disappearing for x≥ 0.5. The origin of this T c depression is still …

Raman-active phonons in (x=0–1): Effects of hole filling and internal pressure induced by Y do** for Ca, and implications for phonon …

M Kakihana, M Osada, M Käll, L Börjesson, H Mazaki… - Physical Review B, 1996‏ - APS
The phonon Raman spectra of Bi 2 Sr 2 Ca 1− x Y x Cu 2 O 8+ d (x= 0-1) have been
investigated in a number of well-defined single-crystal and polycrystalline samples. From the …

Crystal-field splittings and magnetic properties of and in R

L Soderholm, CK Loong, GL Goodman, BD Dabrowski - Physical Review B, 1991‏ - APS
Neutron inelastic scattering spectra are reported for superconducting NdBa 2 Cu 3 O 7 and
insulating PrBa 2 Cu 3 O 7. These spectra are analyzed in terms of standard crystal-field …

Light scattering in high-Tc superconductors

C Thomsen - Light Scattering in Solids VI: Recent Results, Including …, 2005‏ - Springer
With the discovery of materials that show superconductivity at temperatures significantly
higher than previously known, Bednorz and Mi~ ller [6.1] initiated both a materials race for …

Lattice vibrations of Y1− xPrxBa2Cu3O7: theory and experiment

J Humlíček, AP Litvinchuk, W Kress, B Lederle… - Physica C …, 1993‏ - Elsevier
We report measurements of the far-infrared reflectance of Y 1− x Pr x Ba 2 Cu 3 O 7 thin
films. Detailed understanding of the experimental lineshapes is achieved with the proper …

Raman study of the coupling of crystal-field excitations to phonons in

ET Heyen, R Wegerer, E Schönherr, M Cardona - Physical Review B, 1991‏ - APS
A double peak observed near 300 cm− 1 in the Raman and inelastic-neutron-scattering
spectra of the high-T c superconductor NdBa 2 Cu 3 O 7− δ is due to a strong coupling and …

Role of internal electric field on suppression of superconductivity by Pr in copper oxides

XX Tang, A Manthiram, JB Goodenough - Physica C: Superconductivity, 1989‏ - Elsevier
The influence of Pr on the superconductivity in copper oxides is argued to depend critically
on the energy difference between the Fermi energy EF and the energy E f of the Pr 3+: 4f 2 …

Polarized Raman measurements of

IS Yang, G Burns, FH Dacol, CC Tsuei - Physical Review B, 1990‏ - APS
We report polarized Raman measurements on small single crystals embedded in Y 1− x Pr x
Ba 2 Cu 3 O 7 polycrystalline pellets. The measurements show two-mode behavior in the Cu …

Ba core-level shift in x-ray photoemission spectroscopy on single-phase and compounds

IS Yang, AG Schrott, CC Tsuei - Physical Review B, 1990‏ - APS
We have measured x-ray photoemission spectra of single-phase Y 1− x Pr x Ba 2 Cu 3 O 7
(x= 0.0, 0.2, 0.4, 0.6, 0.8) and of YBa 2 Cu 3 O 7− y (y= 0.0, 0.15, 0.40) compounds, in which …