Neutron Scattering Group


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Cavadini, N., Zheludev, A., Rubio-Temprano, D.  Neutron inelastic scattering at SINQ.  Neutron News 11, 22-25 (2000).

Gehring, P.M., Park, S-E.,  Shirane, G.  Soft phonon anomalies in the relaxor ferroelectric  Pb(Zn1/3Nb2/3)0.92Ti0.08O3Phys. Rev. Lett.  84, 5216-5219 (2000).

Gehring, P.M., Vakhrushev, S.B., Shirane, G.  Soft mode anomalies in the perovskite relaxor Pb(Mg1/3Nb2/3)O3Fundamental Physics of Ferroelectrics 2000, Aspen Center for Physics Winter Workshop, Ronald E. Cohen, Editor, pp. 314-322 (AIP conference Proceedings 535, Amer. Inst. Of Phys., 2000).

Gehring, P.M., Lee, S.-H., Hirota, K., Masuda, T., Uchinokura, K., Hase, M., Shirane, G.  Cold neutron inelastic scattering measurements of the spin-Peierls and antiferromagnetic excitations in Si-doped CuGeO3 single cyrstals.  J. Phys. Soc. Japan 69, 592-597 (2000).

Guo, R., Cross, L.E., Park, S-E., Noheda, B., Cox, D.E., Shirane, G.  Origin of the high piezoelectric response in PbZr1-xTixO3.   Phys. Rev. Lett. 84, 5423-5426 (2000).

Ichikawa, N., Uchida, S., Tranquada, J.M., Niemöller, T., Gehring, P.M., Lee, S.-H., Schneider, J.R.  Local magnetic order vs superconductivity in a layered cuprate.   Phys. Rev. Lett. 85, 1738-1741 (2000).

K¬stner, J., Petry, W., Shapiro, S.M., Zheludev, A., Neuhaus, J., Roessel, Th., Wassermann, E.F., Bach, H.  Influence of atomic order on TA1[110] phonon softening and displacive phase transition in Fe72Pt28 invar alloys.  Eur. Phys. J. B10, 641-648 (1999).

Kim, Y.J., Aharony, A., Birgeneau, R.J., Chou, F.C., Entin-Wohlman, O., Erwin, R.W., Greven, M., Harris, A.B., K¬stner, M.A., Korenblit, I. Ya., Lee. Y.S., Shirane, G.  Ordering due to quantum fluctuations in Sr2Cu3O4Cl2 Phys. Rev. Lett. 83, 852-855 (1999).

Kimura, H., Hirota, K., Lee, C.H., Yamada, K., Shirane, G.  Structural instability associated with the tilting of CuO6 octahedra in La2-xSrxCuO4 J. Phys. Soc. Japan 61, 851-857 (2000).

Kimura, H., Matsushita, H., Hirota, K., Endoh, Y., Yamada, K., Shirane, G., Lee, Y.S., K¬stner, M.A., Birgeneau, R.J.  Incommensurate geometry of the elastic magnetic peaks in superconducting La1.88Sr0.12CuO4 Phys. Rev. B61, 14 366-14 369 (2000).

Lee, C.-H., Yamada, K., Endoh, Y., Shirane, G., Birgeneau, R.J., K¬stner, M.A., Greven, M., Kim, Y-J.  Energy spectrum of spin fluctuations in superconducting La2-xSrxCuO4 (0.10 ¼ x ¼ 0.25).  J. Phys. Soc. Japan 69, 1170-1176 (2000).

Matsuda, M., Lee, Y.S., Greven, M., K¬stner, M.A., Birgeneau, R.J., Yamada, K., Endoh, Y., Böni, P., Lee, S.-H., Wakimoto, S., Shirane, G. Freezing of anisotropic spin clusters in La1.98Sr0.02CuO4Phys. Rev. B61, 4326-4333 (2000).

Nakao, H., Nishi, M., Fujii, Y., Masuda, T., Tsukada, I., Uchinokura, K., Hirota, K., and Shirane, G.  Neutron scattering study of temperature-concentration phase diagram of (Cu1-xMgx)GeO3J. Phys. Soc. Japan 68, 3662-3667 (1999).

Niemöller, T., Hünnefeld, H., Schneider, J.R., Ichikawa, N., Uchida, S., Frello, T., Andersen, N.H., Tranquada, J.M.  Charge stripes seen with x-rays in   La1.45Nd0.4Sr0.15CuO4Eur. Phys. J. B12, 509-513 (1999).

Noheda, B., Gonzalo, J.A., Guo, R., Park, S.-E., Cross, L.E., Cox, D.E., Shirane, G.  The monoclinic phase in PZT: new light on morphotropic phase boundaries. Fundamental Physics of Ferroelectrics 2000, Aspen Center for Physics Winter Workshop, Ronald E. Cohen, Editor, pp. 304-313 (AIP conference Proceedings 535, Amer. Inst. Of Phys., 2000).

Noheda, B., Gonzalo, J.A., Cabellero, A.C., Moure, C., Cox, D.E., Shirane, G.  New features of the morphotropic phase boundary in the Pb(Zr1-xTix)O3 system.  Ferroelectrics 237, 237-244 (2000).

Noheda, B., Gonzalo, J.A., Cross, L.E., Guo, R., Park, S-E., Cox, D.E., Shirane, G.  A tetragonal-to-monoclinic phase transition in a ferroelectric perovskite:  the structure of PbZr0.52Ti0.48O3Phys. Rev. B61, 8687-8695 (2000).

Pashkevich, Yu. G., Blinkin, V.A., Gnezdilov, V.P., Tsapenko, V.V., Eremenko, V.V., Lemmens, P., Fischer, M., Grove, M., Güntherodt, G., Degiorgi, L., Wachter, P., Tranquada, J.M., Buttrey, D.J.  Stripe conductivity in La1.775Sr0.225NiO4 Phys. Rev. Lett. 84, 3919-3922 (2000).

Pashkevich, Yu. G., Blinkin, V.A., Gnezdilov, V.P., Kurnosov, V.S., Tsapenko, V.V., Eremenko, V.V., Lemmens, P., Fischer, M., Grove, M., Güntherodt, G., Degiorgi, L., Wachter, P., Tranquada, J.M., Buttrey, D.J.  Optical studies of the incommensurate charge ordered phase in La1.775Sr0.225NiO4Physica B284-288, 1473-1474 (2000).

Ramirez, A.P., Subramanian, M.A., Gardel, M., Blumberg, G., Li, D., Vogt, T., Shapiro, S.M.  Giant dielectric constant response in a copper-titanate.  Solid State Comm. 115, 217-220 (2000).

Raymond, S., Zheludev, A., Masuda, T., Kakurai, K., Ressouche, E.  Magnetic excitations and double gap in the S=1/2 linear chain quantum antiferromagnet BaCu2Si2O7.  Institut Lave-Langevin Annual Report.

                   Shapiro, S.M.  Neutron scattering studies of pre-transitional effects in solid-solid phase transformations. Proc. Intern. Conf. on Solid-Solid Phase Transformations '99 (JIMIC-3), M. Koiwa, K. Otsuka and T. Miyazaki, Editors, pp. 799-806 (The Japan Institute of Metals, 1999).

Shapiro, S.M.  Phonon precursors of martensitic transformations.  Proc. Third Intern. Symp. on Shape Memory Alloys and Related Technology (SMART-2000), Sendai, Japan, August 18-20, 2000  (to be published).

Uchinokura, K., Uchiyama, Y., Masuda, T., Sadago, Y., Tsukada, I., Zheludev, A., Hayashi, T., Miura, N., BØni, P.  Phase diagram of spin-vacancy-induced antiferromagnetism in a new Haldane compound PbNi2V2O8 Physica B  284-288, 1641-1642 (2000).

Wakimoto, S., Birgeneau, R.J., Kastner, M.A., Lee, Y.S., Erwin, R., Gehring, P.M., Lee, S.H., Fujita, M., Yamada, K., Endoh, Y., Hirota, K., Shirane, G.  Direct observation of a one-dimensional static spin modulation in insulating  La1.95Sr0.05CuO4Phys. Rev. B61, 3699-3706 (2000).

Wang, R., Zhu, Y., Shapiro, S.M.  Electron diffraction studies of phonon and static disorder in SrTiO3Phys. Rev. B61, 8814-8822 (2000).

Zarestky, J., Stassis, C., Goldman, A., Canfield, P., Shirane, G., Shapiro, S.  Phonon profiles in superconducting YNi2B2C and LuNi2B2C.  Phys. Rev. B60, 11932-11934 (1999).

Zheludev, A., Maslov, S., Yokoo, T., Akimitsu, J., Raymond, S., Nagler, S.E., Hirota, K.   Role of single-ion excitations in the mixed-spin quasi-one-dimensional quantum antiferromagnet Nd2BaNiO5Phys. Rev. B61, 11601-11612 (2000).

Zheludev, A., Masuda, T.,  Tsukada, I., Uchiyama, Y., Uchinokura, K., BØni, P., Lee, S.H.  Magnetic excitations in coupled Haldane spin chains near the quantum critical point.  Phys. Rev. B (accepted).

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