{"id":4261,"date":"2015-06-18T12:57:00","date_gmt":"2015-06-18T09:57:00","guid":{"rendered":"http:\/\/kbfi.ee\/chemical-physics\/research\/terahertz-spectroscopy-and-low-temperature-physics\/publications\/"},"modified":"2020-04-27T15:05:43","modified_gmt":"2020-04-27T12:05:43","slug":"publications","status":"publish","type":"page","link":"https:\/\/www.kbfi.ee\/en\/chemical-physics\/research\/terahertz-spectroscopy-and-low-temperature-physics\/publications\/","title":{"rendered":"THz group important publications"},"content":{"rendered":"

Vilmos Kocsis, Karlo Penc, Toomas R\u00f5\u00f5m, Urmas Nagel, Jakub Vit, Judit Romhanyi, Yusuke Tokunaga, Yasujiro Taguchi, Yoshinori Tokura, Istvan Kezsmarki, and Sandor Bordacs. Identification of antiferromagnetic domains via the optical magnetoelectric effect.<\/em> Phys. Rev. Lett., 121:057601, 2018<\/a><\/strong><\/p>\n

Randy S. Fishman, Jaime A. Fernandez-Baca, and Toomas R\u00f5\u00f5m. Spin-Wave Theory and its Applications to Neutron Scattering and THz\u00a0 Spectroscopy.<\/em><\/a> IOP Concise Physics, Morgan and Claypool Publishers, 1210 Fifth Avenue, Suite 250, San Rafael, CA, 94901, USA, 2018<\/p>\n

Wang, Zhe and Reschke, S. and H\u00fcvonen, D. and Do, S.-H. and Choi, K.-Y. and Gensch, M. and Nagel, U. and R\u00f5\u00f5m, T. and Loidl, A. Magnetic Excitations and Continuum of a Possibly Field-Induced Quantum Spin Liquid in alpha-RuCl3.<\/em> Phys. Rev, Lett, 119:227202, 2017<\/a><\/strong><\/p>\n

Andrea Krachmalnicoff, Richard Bounds, Salvatore Mamone, Shamim Alom, Maria Concistre, Benno Meier, Karel Kouril, Mark E. Light, Mark R. Johnson, Stephane Rols, Anthony J. Horsewill, Anna Shugai, Urmas Nagel, Toomas R\u00f5\u00f5m, Marina Carravetta, Malcolm H. Levitt, and Richard J. Whitby. The dipolar endofullerene HF@C60.<\/em> Nature Chemistry, 8(10):953\u2013957, 2016<\/a><\/strong><\/p>\n

K\u00e9zsm\u00e1rki, I.; Szaller, D.; Bord\u00e1cs, S. ;Kocsis, V.;Tokunaga, Y.; Taguchi, Y.; Murakawa, H.; Tokura, Y. ; Engelkamp, H.; R\u00f5\u00f5m, T.; Nagel, U. One-way transparency of four-coloured spin-wave excitations in multiferroic materials.<\/em> Nature Communications, 5, 3203, 2014<\/a><\/strong><\/p>\n

Nagel, U.; Fishman, Randy S.; Katuwal, T.; Engelkamp, H.; Talbayev, D.; Yi, Hee Taek; Cheong, S.-W.; R\u00f5\u00f5m, T. (2013). Terahertz Spectroscopy of Spin Waves in Multiferroic BiFeO3 in High Magnetic Fields.<\/em> Phys. Rev. Lett., 110:257201, 2013<\/strong><\/a><\/p>\n

Bordacs, Sandor; Kezsmarki, Istvan; Szaller, David; Demko, Laszlo; Kida, Noriaki; Murakawa, Hiroshi; Onose, Yoshinori; Shimano, Ryo; R\u00f5\u00f5m, Toomas; Nagel, Urmas; Miyahara, Shin; Furukawa, Nobuo; Tokura, Yoshinori. Chirality of Matter Shows Up via Spin Excitations<\/em>. Nature Physics, 8:734\u2013738, 2012.<\/a><\/strong><\/p>\n

C. Beduz, M. Carravetta, J. Chen, M. Concistre, M. Denning, M. Frunzi, A. Horsewill, O. Johannessen, R. Lawler, X. Lei, M. Levitt, Y. Li, S. Mamone, Y. Murata, U. Nagel, T. Nishida, J. Ollivier, S. Rols, T. Room, R. Sarkar, N. Turro, and Y. Yang, Quantum rotation ofortho and para-water encapsulated in a fullerene cage<\/em>, Proc. Natl. Acad. Sci., 109<\/i>, 12894-12898,2012<\/strong><\/a><\/p>\n

K. Penc, J. Romh\u00e1nyi, T. R\u00f5\u00f5m, U. Nagel, \u00c1. Antal, T. Feh\u00e9r, A. J\u00e1nossy, H. Engelkamp, H. Murakawa, Y. Tokura, D. Szaller, S. Bord\u00e1cs, and I. K\u00e9zsm\u00e1rki. Spin-Stretching Modes in Anisotropic Magnets: Spin-Wave Excitations in the Multiferroic Ba2<\/sub>CoGe2<\/sub>O7<\/sub><\/em>. Phys. Rev. Lett<\/span>.<\/span> 108<\/span>, 257203, <\/span>2012<\/a><\/strong><\/p>\n

Nagel, U.; Uleksin, T.; R\u00f5\u00f5m, T.; Lobo, R.P.S.M.; Lejay, P.; Homes, C.C.; Hall, J.; Kinross, A.W.; Purdy, S.; Williams, T. J.; Luke, G.M.; Timusk, T. Optical spectroscopy shows that the normal state of \u00a0URu2Si2 is an anomalous Fermi liquid.<\/em> Proc. Natl. Acad. Sci., 109,19161\u201319165, 2012<\/strong><\/a><\/p>\n

Min Ge, U. Nagel, D. H\u00fcvonen, T. R\u00f5\u00f5m. S. Mamone, M. H. Levitt, M. Carravetta, Y. Murata, K. Komatsu, Xuegong Lei, N. J. Turro. Infrared spectroscopy of endohedral HD and D2<\/sub> in C60<\/sub>.<\/em> J. Chem. Phys., 135, 114511, 2011<\/strong><\/a><\/p>\n

Min Ge, U. Nagel, D. H\u00fcvonen, T. R\u00f5\u00f5m, S. Mamone, M. H. Levitt, M. Carravetta, Y. Murata, K. Komatsu, J. Y.-C. Chen, and N. J. Turro. Interaction potential and infrared absorption of endohedral H2<\/sub> in C60<\/sub><\/em>. J. Chem. Phys. 134, 054507, 2011<\/a><\/strong><\/p>\n

D. H\u00fcvonen, U. Nagel, T. R\u00f5\u00f5m, Y. J. Choi, C. L. Zhang, S. Park,\u00a0 S.-W. Cheong. Magnetic excitations and optical transitions in the multiferroic spin-1\/2 system LiCu2<\/sub>O2<\/sub>.<\/em> Phys. Rev. B, 80, 100402(R) (2009)<\/strong><\/a><\/p>\n

S. Mamone, Min Ge, D. H\u00fcvonen, U. Nagel, A. Danquigny, F. Cuda, M. C. Grossel, Y. Murata, K. Komatsu, M. H. Levitt, T. R\u00f5\u00f5m, M. Carravetta. Rotor in a Cage: Infrared Spectroscopy of an Endohedral Hydrogen-Fullerene Complex.<\/em> J. Chem. Phys., 130, 081103, 2009<\/a><\/strong><\/p>\n

J. Yang, D. Huvonen, U. Nagel, T. Room, N. Ni, P. C. Canfield, S. L. Budko, J.P. Carbotte, T. Timusk. Optical spectroscopy of superconducting Ba0.55<\/sub>K0.45<\/sub>Fe2<\/sub>As2<\/sub>: evidence for strong coupling to low energy bosons<\/em>. Phys. Rev. Lett. 102, 187003 (2009)<\/a><\/strong><\/p>\n

T. R\u00f5\u00f5m, D. H\u00fcvonen, U. Nagel, J. Hwang, T. Timusk, H. Kageyama. Far-infrared spectroscopy of spin excitations and Dzyaloshinskii-Moriya interactions in a Shastry-Sutherland compund SrCu2<\/sub>(BO3<\/sub>)<\/em>2<\/em>.<\/sub>\u00a0Phys. Rev. B, 70, 144417-8, 2004<\/a><\/strong><\/p>\n

T. R\u00f5\u00f5m, D. H\u00fcvonen, U. Nagel, Y.-J. Wang, R.K. Kremer. Low-energy excitations and dynamic Dzyaloshinskii-Moriya interaction in \u03b1’-NaV2<\/sub>O5<\/sub> studied by far-infrared spectroscopy.<\/em> – Phys. Rev. B, 69, 144410-19, 2004<\/a>
\n<\/strong><\/p>\n

PhD and other thesises<\/h2>\n

Johan Viirok, MSc, 2015, Tallinn University of Technology. “Magnetv\u00e4ljaga tekitatud THz kiirguse suunadikroism multiferroidses Sr2CoSi2O7-s<\/a>“, In Estonian, supervisors\u00a0 T.R\u00f5\u00f5m, U.Nagel.<\/p>\n

Laur Peedu, MSc, 2013, Tallinn University of Technology. “Vesiniku molekuli kvantliikumise infrapunaspektroskoopia endoeedrilises fullereenis H2<\/sub>@C70<\/sub>“.<\/a> In Estonian, supervisors U. Nagel, T.R\u00f5\u00f5m.<\/p>\n

Johan Viirok, bachelor, 2013, Tallinn University of Thechnology. “Loodusliku asuriidi terahertsspektroskoopia temperatuuril alla 1K<\/a>“. In Estonian, supervisors U. Nagel, T.R\u00f5\u00f5m.<\/p>\n

Taaniel Uleksin, MSc, 2012,\u00a0 Tallinn University of Technology. “Teraherts-spektroskoopia tugevates magnetv\u00e4ljades millikelvintemperatuuridel<\/a>“, in Estonian, supervisors U. Nagel, T. R\u00f5\u00f5m<\/p>\n

Laur Peedu, bachelor, 2011,\u00a0 Tallinn University of Technology. “Grafeeni optilised omadused kauge infrapuna piirkonnas<\/a>“, in Estonian, supervisors U. Nagel, T. R\u00f5\u00f5m<\/p>\n

Taaniel Uleksin, bachelor, 2010,\u00a0 Tallinn University of Technology.\u00a0 “Peegelduse temperatuuris\u00f5ltuvuse m\u00f5\u00f5tmine ja optiliste konstantide m\u00e4\u00e4ramine Cu2<\/sub>ZnSn(Sex<\/sub>S1-x<\/sub>)4<\/sub>-s<\/a>“, in Estonian, supervisors U. Nagel, T. R\u00f5\u00f5m and prof. J. Krustok<\/p>\n

Dan H\u00fcvonen, PhD, 2008, Tallinn University of Technology.\u00a0 “Terahertz Spectroscopy of Low-Dimensional Spin Systems<\/a>“, supervisors U. Nagel, T. R\u00f5\u00f5m and prof. J. Krustok. Opponents Dr. Sergei Zvyagin, Hochfeld-Magnetlabor Dresden and Dr. Ilmo Sildos, Institute of Physics, Tartu University<\/p>\n","protected":false},"excerpt":{"rendered":"

Vilmos Kocsis, Karlo Penc, Toomas R\u00f5\u00f5m, Urmas Nagel, Jakub Vit, Judit Romhanyi, Yusuke Tokunaga, Yasujiro Taguchi, Yoshinori Tokura, Istvan Kezsmarki, and Sandor Bordacs. Identification of antiferromagnetic domains <\/a><\/p>\n","protected":false},"author":5,"featured_media":0,"parent":1441,"menu_order":0,"comment_status":"open","ping_status":"open","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-4261","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.kbfi.ee\/en\/wp-json\/wp\/v2\/pages\/4261"}],"collection":[{"href":"https:\/\/www.kbfi.ee\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.kbfi.ee\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.kbfi.ee\/en\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kbfi.ee\/en\/wp-json\/wp\/v2\/comments?post=4261"}],"version-history":[{"count":0,"href":"https:\/\/www.kbfi.ee\/en\/wp-json\/wp\/v2\/pages\/4261\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/www.kbfi.ee\/en\/wp-json\/wp\/v2\/pages\/1441"}],"wp:attachment":[{"href":"https:\/\/www.kbfi.ee\/en\/wp-json\/wp\/v2\/media?parent=4261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}