Search Results - "Gehring, PM"

Neutron elastic diffuse scattering study of Pb ( Mg 1 / 3 Nb 2 / 3 ) O 3 by Xu, Guangyong, Shirane, G., Copley, J. R. D., Gehring, P. M.

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Soft Mode Dynamics above and below the Burns Temperature in the Relaxor Pb ( Mg 1 / 3 Nb 2 / 3 ) O 3 by Gehring, P. M., Wakimoto, S., Ye, Z.-G., Shirane, G.

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Cold neutron study on the diffuse scattering and phonon excitations in the relaxor Pb ( Mg 1 ∕ 3 Nb 2 ∕ 3 ) O 3 by Hiraka, H., Lee, S.-H., Gehring, P. M., Xu, Guangyong, Shirane, G.

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Local magnetic order vs superconductivity in a layered cuprate by Ichikawa, N, Uchida, S, Tranquada, JM, Niemoller, T, Gehring, PM, Lee, S, Schneider, JR

“…We report on the phase diagram for charge-stripe order in La1.6-xNd0. 4SrxCuO4, determined by neutron and x-ray scattering studies and resistivity…”
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Quantum Impurities in the Two-Dimensional Spin One-Half Heisenberg Antiferromagnet by Vajk, O. P., Mang, P. K., Greven, M., Gehring, P. M., Lynn, J. W.

“…The study of randomness in low-dimensional quantum antiferromagnets is at the forefront of research in the field of strongly correlated electron systems, yet…”
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Phase diagram of the relaxor ferroelectric (1 - x)Pb(Mg^sub 1/3^Nb^sub 2/3^)O^sub 3^+xPbTiO^sub 3^ revisited: a neutron powder diffraction study of the relaxor skin effect by Phelan, D, Rodriguez, EE, Gao, J, Bing, Y, Ye, Z-G, Huang, Q, Wen, Jinsheng, Xu, Guangyong, Stock, C, Matsuura, M, Gehring, PM

“…We revisit the phase diagram of the relaxor ferroelectric PMN-...PT using neutron powder diffraction to test suggestions that residual oxygen vacancies and/or…”
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Persistence and memory of polar nanoregions in a ferroelectric relaxor under an electric field by GUANGYONG XU, GEHRING, P. M, SHIRANE, G

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The anomalous skin effect in single crystal relaxor ferroelectric PZN-xPT and PMN-xPT by Xu, G, Gehring, P M, Stock, C, Conlon, K

“…X-ray and neutron scattering studies of the lead-based family of perovskite relaxors Pb(Zn1/3Nb2/3)O3xPbTiO3 (PZN-xPT) and Pb(Mg1/3Nb2/3)O3-xPbTiO3 (PMN-xPT)…”
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Neutron scattering study of antiferromagnetic order in CaCu3Ti4O12 by KIM, Y. J, WAKIMOTO, S, SHAPIRO, S. M, GEHRING, P. M, RAMIREZ, A. P

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Neutron Diffraction Study of the Irreversible R–M A –M C Phase Transition in Single Crystal Pb[(Zn 1/3 Nb 2/3 ) 1- x Ti x ]O 3 by Ohwada, Kenji, Hirota, Kazuma, Rehrig, Paul W., Gehring, Peter M., Noheda, Beatriz, Fujii, Yasuhiko, Eagle Park, Seung-Eek, Shirane, Gen

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Neutron scattering study of soft phonons and diffuse scattering in insulating La1.95Sr0.05CuO4 by WAKIMOTO, Shuichi, LEE, Seunghun, GEHRING, Peter M, BIRGENEAU, Robert J, SHIRANE, Gen

“…Soft phonons and diffuse scattering in insulating La2-xSrxCuO4 (x=0.05) have been studied by the neutron scattering technique. The X-point phonon softens from…”
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Obituary: Dr. Gen Shirane (1924-2005) by Xu, Guangyong, Gehring, P. M.

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Unusual Structure, Phase Transition, and Dynamics of Solid Cubane by Yildirim, T., Gehring, P. M., Neumann, D. A., Eaton, P. E., Emrick, T.

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Backscattering spectroscopy at the NIST Center for Neutron Research by Gehring, P.M, Neumann, D.A

“…We discuss the design of a new backscattering spectrometer that is soon to become operational at the NIST Center for Neutron Research. Both monochromator and…”
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Dynamics and Structure of PMN and PZN by Shirane, G., Xu, Guangyong, Gehring, P. M.

“…A review is given of recent neutron and x-ray scattering studies of the lead-oxide perovskite relaxor systems Pb(Zn 1/3 Nb 2/3 )O 3 -xPbTiO 3 (PZN-xPT) and…”
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The NIST high-flux backscattering spectrometer by Dimeo, R.M., Chowdhuri, Z., Meyer, A., Gehring, P.M., Neumann, D.A.

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Solid cubane: A brief review by Yildirim, T., Gehring, P.M., Neumann, D.A., Eaton, P.E., Emrick, T.

“…It is relatively easy to predict the structural properties of a solid made of spherical molecules. However this is not the case for a solid composed of cubic…”
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High-q-resolution neutron scattering technique using triple-axis spectrometers by Xu, Guangyong, Gehring, P. M., Ghosh, V. J., Shirane, G.

“…A new technique is presented that gives a substantial increase in the wavevector q resolution of triple‐axis spectrometers by matching the measurement…”
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Electric-field effects on the diffuse scattering in PbZn1/3Nb2/3O3 doped with 8% PbTiO3 by GEHRING, P. M, OHWADA, K, SHIRANE, G

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Origin of the second length scale above the magnetic-spiral phase of Tb by GEHRING, P. M, HIROTA, K, MAJKRZAK, C. F, SHIRANE, G

“…High [ital q]-resolution neutron-scattering measurements of the critical scattering in Tb above the magnetic-spiral phase transition temperature [ital T][sub…”
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