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Temperature dependence of the (π,0) anomaly in the excitation spectrum of the 2D quantum Heisenberg antiferromagnet
Wan, W., Christensen, N. B., Sandvik, A. W., Sandvik, A. W., Tregenna-Piggott, P., Nilsen, G. J., … Rønnow, H. M. (2020). Temperature dependence of the (π,0) anomaly in the excitation spectrum of the 2D quantum Heisenberg antiferromagnet. Journal of Physics: Condensed Matter, 32(37), 374007 (13 pp.). https://doi.org/10.1088/1361-648X/ab757a
Fractional excitations in the square-lattice quantum antiferromagnet
Dalla Piazza, B., Mourigal, M., Christensen, N. B., Nilsen, G. J., Tregenna-Piggott, P., Perring, T. G., … Rønnow, H. M. (2015). Fractional excitations in the square-lattice quantum antiferromagnet. Nature Physics, 11(1), 62-68. https://doi.org/10.1038/NPHYS3172
Zero-field splitting in {Mn<sup>III</sup><sub>3</sub>(μ<sub>3</sub>-O)} core single-molecule magnets investigated by inelastic neutron scattering and high-field electron paramagnetic resonance spectroscopy
Sigrist, M., Tregenna-Piggott, P. L. W., Pedersen, K. S., Sørensen, M. A., Barra, A. L., Hauser, J., … Bendix, J. (2015). Zero-field splitting in {MnIII33-O)} core single-molecule magnets investigated by inelastic neutron scattering and high-field electron paramagnetic resonance spectroscopy. European Journal of Inorganic Chemistry, 2015(16), 2683-2689. https://doi.org/10.1002/ejic.201500084
Three-axis anisotropic exchange coupling in the single-molecule magnets NEt&lt;sub&gt;4&lt;/sub&gt;[Mn&lt;sup&gt;III&lt;/sup&gt;&lt;sub&gt;2&lt;/sub&gt;(5-Brsalen)&lt;sub&gt;2&lt;/sub&gt;(MeOH)&lt;sub&gt;2&lt;/sub&gt;M&lt;sup&gt;III&lt;/sup&gt;(CN)&lt;sub
Dreiser, J., Pedersen, K. S., Schnegg, A., Holldack, K., Nehrkorn, J., Sigrist, M., … Waldmann, O. (2013). Three-axis anisotropic exchange coupling in the single-molecule magnets NEt4[MnIII2(5-Brsalen)2(MeOH)2MIII(CN)6] (M=Ru, Os). Chemistry: A European Journal, 19(11), 3693-3701. https://doi.org/10.1002/chem.201203781
Mn<sup>III</sup> zero-field splitting parameters and weak exchange interactions in a cyanide-bridged {Mn<sup>III</sup>-Ir<sup>III</sup>-Mn<sup>III</sup>} cluster
Pedersen, K. S., Sigrist, M., Weihe, H., Tregenna-Piggott, P. L. W., Schau-Magnussen, M., Dreiser, J., … Bendix, J. (2012). MnIII zero-field splitting parameters and weak exchange interactions in a cyanide-bridged {MnIII-IrIII-MnIII} cluster. Inorganic Chemistry Communications, 24, 24-28. https://doi.org/10.1016/j.inoche.2012.07.045
Discrete antiferromagnetic spin-wave excitations in the giant ferric wheel Fe&lt;sub&gt;18&lt;/sub&gt;
Ummethum, J., Nehrkorn, J., Mukherjee, S., Ivanov, N. B., Stuiber, S., Strässle, T., … Schnack, J. (2012). Discrete antiferromagnetic spin-wave excitations in the giant ferric wheel Fe18. Physical Review B, 86(10), 104403 (14 pp.). https://doi.org/10.1103/PhysRevB.86.104403
Theoretical insights into the magnetostructural correlations in Mn&lt;sub&gt;3&lt;/sub&gt;-based single-molecule magnets
Atanasov, M., Delley, B., Neese, F., Tregenna-Piggott, P. L., & Sigrist, M. (2011). Theoretical insights into the magnetostructural correlations in Mn3-based single-molecule magnets. Inorganic Chemistry, 50(6), 2112-2124. https://doi.org/10.1021/ic1023482
Frequency-domain fourier-transform terahertz spectroscopy of the single-molecule magnet (NEt<sub>4</sub>)[MN<sub>2</sub>(5-Brsalen)<sub>2</sub>(MeOH)<sub>2</sub>Cr(CN)<sub>6</sub>]
Dreiser, J., Schnegg, A., Holldack, K., Pedersen, K. S., Schau-Magnussen, M., Nehrkorn, J., … Waldmann, O. (2011). Frequency-domain fourier-transform terahertz spectroscopy of the single-molecule magnet (NEt4)[MN2(5-Brsalen)2(MeOH)2Cr(CN)6]. Chemistry: A European Journal, 17(27), 7492-7498. https://doi.org/10.1002/chem.201100581
A linear single-molecule magnet based on [RuIII(CN)<sub>6</sub>]<sup>3-</sup>
Pedersen, K. S., Dreiser, J., Nehrkorn, J., Gysler, M., Schau-Magnussen, M., Schnegg, A., … Bendix, J. (2011). A linear single-molecule magnet based on [RuIII(CN)6]3-. Chemical Communications, 47(24), 6918-6920. https://doi.org/10.1039/c1cc12158h
Enhancing the blocking temperature in single-molecule magnets by incorporating 3d-5d exchange interactions
Pedersen, K. S., Schau-Magnussen, M., Bendix, J., Weihe, H., Palii, A. V., Klokishner, S. I., … Tregenna-Piggott, P. L. W. (2010). Enhancing the blocking temperature in single-molecule magnets by incorporating 3d-5d exchange interactions. Chemistry: A European Journal, 16(45), 13458-13464. https://doi.org/10.1002/chem.201001259
The Swiss Spallation Neutron Source SINQ at Paul Scherrer Institut
Blau, B., Clausen, K. N., Gvasaliya, S., Janoschek, M., Janssen, S., Keller, L., … Zaharko, O. (2009). The Swiss Spallation Neutron Source SINQ at Paul Scherrer Institut. Neutron News, 20(3), 5-8. https://doi.org/10.1080/10448630903120387
Ground-state electronic structure of vanadium(III) trisoxalate in hydrated compounds
Kittilstved, K. R., Aboshyan Sorgho, L., Amstutz, N., Tregenna-Piggott, P. L. W., & Hauser, A. (2009). Ground-state electronic structure of vanadium(III) trisoxalate in hydrated compounds. Inorganic Chemistry, 48(16), 7750-7764. https://doi.org/10.1021/ic900613p
Magnetic anisotropy in the [Cu&lt;sup&gt;II&lt;/sup&gt;LTb&lt;sup&gt;III&lt;/sup&gt;(hfac)&lt;sub&gt;2&lt;/sub&gt;]&lt;sub&gt;2&lt;/sub&gt; single molecule magnet: experimental study and theoretical modeling
Klokishner, S. I., Ostrovsky, S. M., Reu, O. S., Palii, A. V., Tregenna-Piggott, P. L. W., Brock-Nannestad, T., … Mutka, H. (2009). Magnetic anisotropy in the [CuIILTbIII(hfac)2]2 single molecule magnet: experimental study and theoretical modeling. Journal of Physical Chemistry C, 113(20), 8573-8582. https://doi.org/10.1021/jp8090842
A model of single molecule magnet behaviour of 3<em>d</em>-4<em>f</em> clusters
Ostrovsky, S., Reu, O., Palii, A., Klokishner, S., & Tregenna-Piggott, P. (2009). A model of single molecule magnet behaviour of 3d-4f clusters. Journal of Nanoelectronics and Optoelectronics, 4(1), 118-123. https://doi.org/10.1166/jno.2009.1010
Ferromagnetism in Co&lt;sub&gt;7&lt;/sub&gt;(TeO&lt;sub&gt;3&lt;/sub&gt;)&lt;sub&gt;4&lt;/sub&gt;Br&lt;sub&gt;6&lt;/sub&gt;: a byproduct of complex antiferromagnetic order and single-ion anisotropy
Prester, M., Živković, I., Zaharko, O., Pajić, D., Tregenna-Piggott, P., & Berger, H. (2009). Ferromagnetism in Co7(TeO3)4Br6: a byproduct of complex antiferromagnetic order and single-ion anisotropy. Physical Review B, 79(14), 144433 (12 pp.). https://doi.org/10.1103/PhysRevB.79.144433
The dynamic Jahn-Teller effect in Cu(II) doped MgO
Riley, M. J., Noble, C. J., & Tregenna-Piggott, P. L. W. (2009). The dynamic Jahn-Teller effect in Cu(II) doped MgO. Journal of Chemical Physics, 130(10), 104708 (14 pp.). https://doi.org/10.1063/1.3086038
Constructing, solving and applying the vibronic hamiltonian
Tregenna-Piggott, P. L. W., & Riley, M. J. (2009). Constructing, solving and applying the vibronic hamiltonian. In H. Köppel, D. R. Yarkony, & H. Barentzen (Eds.), Springer Series in Chemical Physics: Vol. 97. The Jahn-Teller effect (pp. 371-413). https://doi.org/10.1007/978-3-642-03432-9_13
Single-ion anisotropy and exchange interactions in the cyano-bridged trimers Mn&lt;sup&gt;III&lt;/sup&gt;&lt;sub&gt;2&lt;/sub&gt;M&lt;sup&gt;III&lt;/sup&gt;(CN)&lt;sub&gt;6&lt;/sub&gt; (M&lt;sup&gt;III&lt;/sup&gt; = Co, Cr, Fe) species incorporating [Mn(5
Tregenna-Piggott, P. L. W., Sheptyakov, D., Keller, L., Klokishner, S. I., Ostrovsky, S. M., Palii, A. V., … Mutka, H. (2009). Single-ion anisotropy and exchange interactions in the cyano-bridged trimers MnIII2MIII(CN)6 (MIII = Co, Cr, Fe) species incorporating [Mn(5-Brsalen)]+ units: an inelastic neutron scattering and magnetic susceptibility study. Inorganic Chemistry, 48(1), 128-137. https://doi.org/10.1021/ic801727p
DAVE: a comprehensive software suite for the reduction, visulization, and analysis of low energy neutron spectroscopic data
Tumanjong Azuah, R., Kneller, L. R., Qiu, Y., Tregenna-Piggott, P. L. W., Brown, C. M., Copley, J. R. D., & Dimeo, R. M. (2009). DAVE: a comprehensive software suite for the reduction, visulization, and analysis of low energy neutron spectroscopic data. Journal of Research of the National Institute of Standards and Technology, 114(6), 341-358. https://doi.org/10.6028/jres.114.025
Theory of high-spin d<sup>4</sup> complexes: an angular-overlap model parametrization of the ligand field in vibronic-coupling calculations
Carver, G., Thut, M., Noble, C., & Tregenna-Piggott, P. L. W. (2008). Theory of high-spin d4 complexes: an angular-overlap model parametrization of the ligand field in vibronic-coupling calculations. Journal of Chemical Theory and Computation, 4(4), 603-613. https://doi.org/10.1021/ct7003484