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Olen nõus

Toomas Rõõm

https://www.etis.ee/CV/Toomas_Rõõm/est
7.11.1961
6398327
toomas.room@kbfi.ee
A-6412-2008

Teenistuskäik

Töökohad ja ametid
01.09.2012–...   
Keemilise ja Bioloogilise Füüsika Instituut, Juhtivteadur (1,00)
01.08.1984–...   
Keemilise ja Bioloogilise Füüsika Instituut, kuni praeguseni Keemilise ja Bioloogilise Füüsika Instituudi töötaja (1,00)
01.02.2019–31.12.2021   
Keemilise ja Bioloogilise Füüsika Instituut, Eesti Teaduste Akadeemia uurija-professor (1,00)
01.05.2001–30.11.2001   
Max Plancki Instituut ja Stuttgarti Ülikool, Max Plancki stipendiaat (1,00)
01.01.1998–31.08.2012   
Keemilise ja Bioloogilise Füüsika Instituut, Vanemteadur (1,00)
01.07.1996–30.11.1997   
füüsika ja astronoomia osakond, McMasteri Ülikool, Hamilton, Ontario, Kanada, Järeldoktor (1,00)
01.02.1994–30.06.1996   
füüsika osakond ja keemia osakonnad, Kalifornia Ülikool, Berkeley, Järeldoktor (1,00)
 
 
Haridustee
1979–1984   
Tartu Ülikool, füüsika ja keemia teaduskond, diplom tahke keha füüsikas aastal 1984
1976–1979   
Tallinna Reaalkool
 
 
Teadusorganisatsiooniline ja -administratiivne tegevus
2017−...   
ETAGi hindamisnõukogu liige
2016−...   
Euroopa kõrgete magnetväljade laboratooriumi selektsioonikomitee liige
2000−...   
KBFI Teadusnõukogu liige
2016−2017   
ETAGi loodusteaduste ja tehnika paneeli ekspertkomisjoni liige
2005−2006   
Rahvusvahelise konverentsi organisaator,juhataja: "Low Energy Electrodynamics in Solids (LEES06) " , 1-6 juuli 2006, Laulasmaa Spa

Kvalifikatsioon

Teaduskraadid
Toomas Rõõm, doktorikraad, 1993, (juh) Georg Liidja, Paramagnetic H2- and F+ centers in CaO crystals: spectra, relaxation and recombination luminescence, Tartu Ülikool.
 
 
Teaduspreemiad ja tunnustused
2016, Toomas Rõõm, Eesti Vabariigi teaduspreemia täppisteaduste alal tööde tsükli “Terahertskiirguse vastasmõju materjalidega” eest
2010, Toomas Rõõm, Eesti Füüsika Seltsi aastapreemia
 
 
Teadustöö põhisuunad
ETIS VALDKOND: 4. Loodusteadused ja tehnika; 4.10. Füüsika; CERCS VALDKOND: P260 Tahke aine: elektrooniline struktuur, elektrilised, magneetilised ja optilised omadused, ülijuhtivus, magnetresonants, spektroskoopia; TÄPSUSTUS: madalamõõduliste ja tugevalt korreleeritud elektron- ja spinnsüsteemida, fullereenide infrapuna ja THz-spektromeetria, tugevad magnetväljad, madalad temperatuurid

Jooksvad projektid

Lõppenud projektid

Juhendamisel väitekirjad

Juhendatud väitekirjad

Juhendatud järeldoktorid

  • 01.09.2011−30.08.2013 Tika Katuwal "THz spektroskoopia allpool 1 kelvinit" KBFI
  • 06.12.2007−14.07.2011 Min Ge "Infrared spectroscopy of endohedral hydrogen-fullerene and calmodulin-peptide complexes" KBFI

Publikatsioonid

Klass
Aasta
Publikatsioon
 
1.1.
2022
Jafari, T.; Razvan Bacanu, G.; Shugai, A.; Nagel, U.; Walkey, M.; Hoffman, G.; Levitt, M.H.; Whitby, R.J.; Rõõm, T. (2022). Terahertz spectroscopy of the helium endofullerene He@C60. Physical Chemistry Chemical Physics, 162−163. DOI: 10.1039/d2cp00515h.
1.1.
2021
Shugai, A.; Nagel, U.; Murata, Y.; Li, Yongjun; Mamone, S.; Krachmalnicoff, A.; Alom, S.; Whitby, R. J.; Levitt, M. H.; Room, T. (2021). Infrared spectroscopy of an endohedral water in fullerene. The Journal of Chemical Physics, 154 (12), ARTN 124311−124318. DOI: 10.1063/5.0047350.
1.1.
2021
Morris, C. M.; Desai, Nisheeta; Viirok, J.; Huvonen, D.; Nagel, U.; Room, T.; Krizan, J. W.; Cava, R. J.; McQueen, T. M.; Koohpayeh, S. M.; Kaul, Ribhu K.; Armitage, N. P. (2021). Duality and domain wall dynamics in a twisted Kitaev chain. Nature Physics. DOI: 10.1038/s41567-021-01208-0.
1.1.
2021
Bacanu, George Razvan; Jafari, Tanzeeha; Aouane, Mohamed; Rantaharju, Jyrki; Walkey, Mark; Hoffman, Gabriela; Shugai, Anna; Nagel, Urmas; Jiménez-Ruiz, Monica; Horsewill, Anthony J.; Rols, Stéphane; Rõõm, Toomas; Whitby, Richard J.; Levitt, Malcolm H. (2021). Experimental determination of the interaction potential between a helium atom and the interior surface of a C60 fullerene molecule. The Journal of Chemical Physics, 155 (14), 144302. DOI: 10.1063/5.0066817.
1.1.
2021
Vít, J.; Viirok, J.; Peedu, L.; Rõõm, T.; Nagel, U.; Kocsis, V.; Tokunaga, Y.; Taguchi, Y.; Tokura, Y.; Kézsmárki, I.; Balla, P.; Penc, K.; Romhányi, J.; Bordács, S. (2021). In Situ Electric-Field Control of THz Nonreciprocal Directional Dichroism in the Multiferroic Ba2CoGe2O7. Physical Review Letters, 127 (15), 157201. DOI: 10.1103/PhysRevLett.127.157201.
1.1.
2021
Farkas, D. G.; Szaller, D.; Kézsmárki, I.; Nagel, U.; Rõõm, T.; Peedu, L.; Viirok, J.; White, J. S.; Cubitt, R.; Ito, T.; Fishman, R. S.; Bordács, S.; (2021). Selection rules and dynamic magnetoelectric effect of the spin waves in multiferroic BiFeO3. Physical Review B, 104, 174429. DOI: 10.1103/PhysRevB.104.174429.
1.1.
2020
Zhang, Zhao; Amelin, Kirill; Wang, Xiao; Zou, Haiyuan; Yang, Jiahao; Nagel, Urmas; Rõõm, Toomas; Dey, Tusharkanti; Nugroho, Agustinus Agung; Lorenz, Thomas; Wu, Jianda; Wang, Zhe (2020). <p>Observation of E<sub>8</sub> particles in an Ising chain antiferromagnet</p>. Physical Review B, 101 (22), 220411. DOI: 10.1103/PhysRevB.101.220411.
1.1.
2020
Amelin, Kirill; Engelmayer, Johannes; Viirok, Johan; Nagel, Urmas; Rõõm, Toomas; Lorenz, Thomas; Wang, Zhe (2020).

Experimental observation of quantum many-body excitations of E8 symmetry in the Ising chain ferromagnet CoNb2O6

. Physical Review B, 102 (10), 104431 . DOI: 10.1103/PhysRevB.102.104431.
1.1.
2020
Amelin, K.; Alexanian, Y.; Nagel, U.; Rõõm, T.; Robert, J.; Debray, J.; Simonet, V.; Decorse, C.; Wang, Z.; Ballou, R.; Constable, E.; de Brion, S. (2020).

Terahertz magneto-optical investigation of quadrupolar spin-lattice effects in magnetically frustrated Tb2Ti2O7

. Physical Review B, 102 (13), 134428. DOI: 10.1103/PhysRevB.102.134428.
1.1.
2020
Rõõm, T.; Viirok, J.; Peedu, L.; Nagel, U.; Farkas, D. G.; Szaller, D.; Kocsis, V.; Bordács, S.; Kézsmárki, I.; Kamenskyi, D. L.; Engelkamp, H.; Ozerov, M.; Smirnov, D.; Krzystek, J.; Thirunavukkuarasu, K.; Ozaki, Y.; Tomioka, Y.; Ito, T.; Datta, T.; Fishman, R. S. (2020).

Magnetoelastic distortion of multiferroic BiFeO3 in the canted antiferromagnetic state

. Physical Review B, 102, 214410. DOI: 10.1103/PhysRevB.102.214410.
1.1.
2020
Szaller, D.; Szász, K.; Bordács, S.; Viirok, J.; Rõõm, T.; Nagel, U.; Shuvaev, A.; Weymann, L.; Pimenov, A.; Tsirlin, A. A.; Jesche, A.; Prodan, L.; Tsurkan, V; Kézsmárki, I (2020). Magnetic anisotropy and exchange paths for octahedrally and tetrahedrally coordinated Mn2+ ions in the honeycomb multiferroic Mn2Mo3O8. Physical Review B, 102 (14), 144410-1−144410-8. DOI: 10.1103/PhysRevB.102.144410.
1.1.
2019
Viirok, J.; Nagel U.; Rõõm, T.; Farkas, D. G.; Balla, P.; Szaller, D.; Kocsis, V; Tokunaga, Y; Taguchi, Y.; Tokura, Y.; Bernáth, B.; Kamenskyi, D. L.; Kézsmárki, I.; Bordács, S.; Penc, K. (2019).

Directional dichroism in the paramagnetic state of multiferroics: A case study of infrared light absorption in Sr2CoSi2O7 at high temperatures

. Physical Review B, 99, 014410. DOI: 10.1103/PhysRevB.99.014410.
1.1.
2019
Fishman, Randy S.; Rõõm, Toomas; de Sousa, Rogério; (2019).

Normal modes of a spin cycloid or helix

. Physical Review B, 99, 064414. DOI: 10.1103/PhysRevB.99.064414.
1.1.
2019
Peedu, L.; Kocsis, V.; Szaller, D.; Viirok, J.; Nagel, U.; Rõõm, T.; Farkas, D. G.; Bordács, S.; Kamenskyi, D. L.; Zeitler, U.; Tokunaga, Y.; Taguchi, Y.; Tokura, Y.; Kézsmárki, I. (2019). Spin excitations of magnetoelectric LiNiPO4 in multiple magnetic phases. Physical Review B, 100 (2), 024406. DOI: 10.1103/PhysRevB.100.024406.
1.1.
2019
Kocsis, V.; Bordács, S.; Tokunaga, Y.; Viirok, J.; Peedu, L.; Rõõm, T.; Nagel, U.; Taguchi, Y.; Tokura, Y.; Kézsmárki, I.; (2019).

Magnetoelectric spectroscopy of spin excitations in LiCoPO4

. Physical Review B, 100 (15), 155124. DOI: 10.1103/PhysRevB.100.155124.
1.1.
2018
Bloodworth, Sally; Gräsvik, John; Alom, Shamim; Kouřil, Karel; Elliott, Stuart J; Wells, Neil J; Horsewill, Anthony J; Mamone, Salvatore; Jiménez-Ruiz, Mónica; Rols, Stéphane; Nagel, Urmas; Rõõm, Toomas; Levitt, Malcolm H; Whitby, Richard John; (2018).

Synthesis and Properties of Open Fullerenes Encapsulating Ammonia and Methane

. ChemPhysChem, 19, 266−276. DOI: 10.1002/cphc.201701212.
1.1.
2018
Kocsis, Vilmos; Penc, Karlo; Rõõm, Toomas; Nagel, Urmas; Vít, Jakub; Romhányi, Judit; Tokunaga, Yusuke; Taguchi, Yasujiro; Tokura, Yoshinori; Kézsmárki, István; Bordács, Sándor; (2018).

Identification of Antiferromagnetic Domains Via the Optical Magnetoelectric Effect

. Physical Review Letters, 121, 057601. DOI: 10.1103/PhysRevLett.121.057601.
1.1.
2018
Amelin, K.; Nagel, U.; Fishman, R. S.; Yoshida, Y.; Sim, Hasung; Park, Kisoo; Park, Je-Geun; Rõõm, T. (2018). <p>THz absorption spectroscopy study of spin waves in orthoferrite YFeO<sub>3</sub> in a magnetic field</p>. Physical Review B, 98, 174417. DOI: 10.1103/PhysRevB.98.174417.
2.1.
2018
Fishman, Randy S.; Fernandez-Baca, Jaime A.; Rõõm, Toomas; (2018). <p>Spin-Wave Theory and its Applications to Neutron Scattering and THz Spectroscopy</p>. Published by Morgan & Claypool Publishers,1210 Fifth Avenue, Suite 250, San Rafael, CA, 94901, USA: Morgan and Claypool. DOI: 10.1088/978-1-64327-114-9.
1.1.
2017
Szaller, Dávid; Kocsis, Vilmos; Bordács, Sándor; Fehér, Titusz; Rõõm, Toomas; Nagel, Urmas; Engelkamp, Hans; Ohgushi, Kenya; Kézsmárki, István (2017).

Magnetic resonances of multiferroic TbFe3(BO3)4

. Physical Review B, 95, 024427. DOI: 10.1103/PhysRevB.95.024427.
1.1.
2017
Fishman, R. S.; Bordács, S.; Kocsis, V.; Kézsmárki, I.; Viirok, J.; Nagel, U.; Rõõm, T.; Puri, A.; Zeitler, U.; Tokunaga, Y.; Taguchi, Y.; Tokura, Y.; (2017).

Competing exchange interactions in multiferroic and ferrimagnetic CaBaCo4O7.

. Physical Review B, 95, 024423. DOI: 10.1103/PhysRevB.95.024423.
1.1.
2017
Wang, Zhe; Reschke, S; Hüvonen, D.; Do, S.-H.; Choi, K.-Y.; Gensch, M.; Nagel, U.; Rõõm, T; Loidl, A. (2017).

Magnetic Excitations and Continuum of a Possibly Field-Induced Quantum Spin Liquid in α-RuCl3

. Physical Review Letters, 119, 227202−227202-6. DOI: 10.1103/PhysRevLett.119.227202.
1.1.
2016
Krachmalnicoff, Andrea; Bounds, Richard; Mamone, Salvatore; Alom, Shamim; Concistrè, Maria; Meier, Benno; Kouřil, Karel; Light, Mark E.; Johnson, Mark R.; Rols, Stéphane; Horsewill, Anthony J.; Shugai, Anna; Nagel, Urmas; Rõõm, Toomas; Carravetta, Marina; Levitt, Malcolm H.; Whitby Richard J. (2016).

The dipolar endofullerene HF@C60

. Nature Chemistry, 8, 953. DOI: 10.1038/NCHEM.2563.
1.1.
2015
Kézsmárki, I.; Nagel, U. and Bordács, S.; Fishman, R. S.; Lee, J. H; Yi, Hee Taek; Cheong, S.-W.; Rõõm, T. (2015). Optical Diode Effect at Spin-Wave Excitations of the Room-Temperature Multiferroic BiFeO3. Physical Review Letters, 115, 127203.
1.1.
2015
Fishman, Randy S.; Lee, Jun Hee; Bordács, Sándor; Kézsmárki, István; Nagel, Urmas; Rõõm, Toomas (2015). Spin-induced polarizations and nonreciprocal directional dichroism of the room-temperature multiferroic BiFeO3. Physical Review B, 92, 094422.
1.1.
2015
Bordács, S.;Kocsis, V.; Tokunaga, Y.; Nagel, U.; Rõõm, T.; Takahashi, Y.; Taguchi, Y.; Tokura Y. (2015). Unidirectional terahertz light absorption in the pyroelectric ferrimagnet CaBaCo4O7. Physical Review B, 92 (21), ARTN 214441. DOI: 10.1103/PhysRevB.92.214441.
1.1.
2014
Szaller, Dávid; Bordács, Sándor; Kocsis, Vilmos; Rõõm, Toomas; Nagel, Urmas; Kézsmárki, István (2014). Effect of spin excitations with simultaneous magnetic- and electric-dipole character on the static magnetoelectric properties of multiferroic materials. Physical Review B, 89, 184419.
1.1.
2014
Kézsmárki, I.; Szaller, D.; Bordács, S. ;Kocsis, V.;Tokunaga, Y.; Taguchi, Y.; Murakawa, H.; Tokura, Y. ; Engelkamp, H.; Rõõm, T.; Nagel, U. (2014). One-way transparency of four-coloured spin-wave excitations in multiferroic materials. Nature Communications, 5, 3203. DOI: 10.1038/ncomms4203.
1.1.
2013
Nagel, U.; Fishman, Randy S.; Katuwal, T.; Engelkamp, H.; Talbayev, D.; Yi, Hee Taek; Cheong, S.-W.; R\~o\~om, T. (2013). Terahertz Spectroscopy of Spin Waves in Multiferroic BiFeO3 in High Magnetic Fields. Physical Review Letters, 110, 257201−[5 pages]. DOI: 10.1103/PhysRevLett.110.257201.
1.1.
2013
Rõõm, T.; Peedu, L.; Ge, Min; Hüvonen, D.; Nagel, U.; Ye, Shufeng; Xu, Minzhong; Bacic, Z; Mamone, S.; Levitt, M.H.; Caravetta, M.; Chen, J.Y.-H.; Lei, Xuengong; Turro, N.J.; Murata, Y.; Komatsu, K. (2013). Infrared spectroscopy of small-molecule fullerenes. Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences, 371 (1998), 20110631. DOI: 10.1098/rsta.2011.0631.
1.1.
2012
Beduz, C.; Carravetta, M.; Chen, J.; Concistre, M.; Denning, M.; Frunzi, M.; Horsewill, A.; Johannessen, O.; Lawler, R.; Lei, X.; Levitt, M.; Li, Y.; Mamone, S.; Murata, Y.; Nagel, U.; Nishida, T.; Ollivier, J.; Rols, S.; Room, T.; Sarkar, R. ... Yang, Y. (2012). Quantum rotation of ortho and para-water encapsulated in a fullerene cage. Proceedings of the National Academy of Sciences, 109, 12894−12898.
1.1.
2012
Hall, J.S.; Nagel, U.; Uleksin, T.; Rõõm, T; Williams, T.; Luke, G.; Timusk, T. (2012). Observation of multiple-gap structure in hidden order state of Uru2Si2 from optical conductivity. Physical Review B, 86 (3), 035132 [7 pages]. DOI: 10.1103/PhysRevB.86.035132.
1.1.
2012
Penc, K.; Romhányi, J.; Rõõm, T.; Nagel, U.; Antal, Á.; Fehér, T.; Jánossy, A.; Engelkamp, H.; Murakawa, H.; Tokura, Y.; Szaller, D.; Bordacs, S.; Kézsmárki, I. (2012). Spin-stretching modes in anisotropic magnets: spin-wave excitations in the multiferroic Ba2CoGe2O7. Physical Review Letters, 108, 257203.
1.1.
2012
Kaiser, S. ; Yasin, S. ; Drichko, N. ; Dressel, M.; Rõõm, T. ; Hüvonen, D. ; Nagel, U. ; Gard, G. L. ; Schlueter, J. A. (2012). Optical investigation of the superconducting gap in β"-(BEDT-TTF)2SF5CH2CF2SO3. physica status solidi (b), 249 (5), 985−990. DOI: 10.1002/pssb.201100526.
1.1.
2012
Bordacs, Sandor; Kezsmarki, Istvan; Szaller, David; Demko, Laszlo; Kida, Noriaki; Murakawa, Hiroshi; Onose, Yoshinori; Shimano, Ryo; Rõõm, Toomas; Nagel, Urmas; Miyahara, Shin; Furukawa, Nobuo; Tokura, Yoshinori (2012). Chirality of Matter Shows Up via Spin Excitations. Nature Physics, 8, 734−738. DOI: 10.1038/nphys2387.
1.1.
2012
Nagel, U.; Uleksin, T.; Rõõm, 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. (2012).

Optical spectroscopy shows that the normal state of URu2Si2 is an anomalous Fermi liquid.

. Proceedings of the National Academy of Sciences, 109, 19161. DOI: 10.1073/pnas.1208249109.
6.3.
2012
Nagel, Urmas; Rõõm, Toomas (2012). Kerajate süsinikumolekulide avastamise lugu. Horisont, 4, 50−53.
1.1.
2011
Ge, Min; Nagel, U.; Hüvonen, D.; Rõõm, T.; Mamone, S.; Levitt, M. H.; Carravetta, M.; Murata, Y.;Komatsu, K.; Lei, Xuegong; Turro, N. J. (2011). Infrared spectroscopy of endohedral HD and D2 in C60. The Journal of Chemical Physics, 135, 114511-1−114511-10. DOI: 10.1063/1.3637948.
1.1.
2011
Mamone, Salvatore; Chen, Judy Y.-C.M.; Bhattacharyya, Rangeet; Levitt, Malcolm H.; Lawler, Ronald G.; Horsewill, Anthony J.; Rõõm, Toomas; Bacic, Zlatko; Turro, Nicholas J. (2011). Theory and Spectroscopy of an Incarcerated Quantum Rotor: The Infrared Spectroscopy, Inelastic Neutron Scattering and Nuclear Magnetic Resonance of H2@C60 at Cryogenic Temperatures. Coordination Chemistry Reviews, 255, 938−948. DOI: 10.1016/j.ccr.2010.12.029.
1.1.
2011
Ge, M.; Nagel, U.; Hüvonen, D.; Rõõm, T.; Mamone, S.; Levitt, M.H.; Carravetta, M.; Murata, Y.; Komatsu, K.; Chen, J.Y.-C.; Turro, N.J. (2011). Interaction potential and infrared absorption of endohedral H2 in C60. The Journal of Chemical Physics, 134, 054507-1−054507-13. DOI: 10.1063/1.3535598.
1.1.
2010
Lobo, R. P. S. M.; Dai, Y. M.; Nagel, U.; Rõõm, T.; Carbotte, J. P.; Timusk, T.; Forget, A.; Colson, D. (2010). Optical signature of sub-gap absorption in the superconducting state of Ba(Fe,Co)2As2. Physical Review B, 82 (10), 100506−100509.
1.1.
2009
Hüvonen, D.; Nagel, U.; Rõõm, T.; Choi, Y.J.; Zhang, C.L.; Park, S.; Cheong, S.-W. (2009). Magnetic excitations and optical transitions in the multiferroic spin-1/2 system LiCu2O2. Physical Review B, 80 (10), 100402.
1.1.
2009
Yang, J.; Hüvonen, D.; Nagel, U.; Rõõm, T.; Ni, N.; Canfield, P.C.; Bud'ko, S.L.; Carbotte, J.P.; Timusk, T. (2009). Optical spectroscopy of superconducting Ba0.55K0.45Fe2As2 : Evidence for strong coupling to low-energy bosons. Physical Review Letters, 102 (18), Art. No. 187003.
1.1.
2009
Mamone, S.; Ge, Min; Hüvonen, D.; Nagel, U.; Danquingy, A.; Cuda, F.; Grossel, M.C.; Murata, Y.; Komatsu, K., Levitt, M.H.; Rõõm, T.; Carravetta, M. (2009). Rotor in cage: Infrared spectroscopy of an endohedral hydrogen-fullerene complex. The Journal of Chemical Physics, 130, 081103−081103-4. DOI: 10.1063/1.3080163.
1.1.
2009
Homes, C.C.; Dordevic, S.V.; Gozar, A.; Blumberg, G.; Rõõm, T.; Hüvonen, D.; Nagel, U.; La Forge, A.D.; Basov, D.; Kageyama, H. (2009). Infrared spectra of the low dimensional quantum magnet SrCu2(BO3)2: Measurements and ab initio calculations. Physical Review B, 79, 125101−125101-12. DOI: 10.1103/PhysRevB.79.125101.
1.1.
2008
Nagel, Urmas; Hüvonen, Dan; Joon, Enno; Kim, Jun Sung.; Kremer, Reinhard K.; Rõõm, Toomas (2008). Far-infrared signature of the superconducting gap in intercalated graphite CaC6. Physical Review B, 78, 041404(R)−041404(R)-4. DOI: 10.1103/PhysRevB.78.041404.
1.1.
2007
Hüvonen, Dan; Nagel, Urmas; Rõõm, Toomas; Haas, P.; Dressel, M.; Hwang, J.; Timusk, T.; Wang, Y.-J.; Akimitsu, J. (2007). Magneto-optic far-infrared study of Sr< sub >14Cu< sub >24O< sub >41: Triplet excitations in chains. Physical Review B, 76 (13), 134418. DOI: 10.1103/PhysRevB.76.134418.
1.1.
2004
Dordevic, S.V.; Singley, E.J.; Kim, J.H.; Maple, M.B.; Rõõm, T.; Ruxing, Liang; Bonn, D.A.; Hardy, W.N.; Carbotte, J.P.; Homes, C.C.; Strongin, M.; Basov, D.N. (2004). Signatures of bilayer splitting in the c-axis optical conductivity of double layer cuprates. Physical Review B, 69, 094511.
1.1.
2004
Rõõm, T.; Hüvonen, D.; Nagel, U.; Hwang, J.; Timusk, T.; Kageyama, H. (2004). Far-infrared spectroscopy of spin excitations and Dzyaloshinskii-Moriya interactions in a Shastry-Sutherland compound SrCu2(BO3)2. Physical Review B, 70, 144417−144417-8.
1.1.
2004
Rõõm, T.; Hüvonen, D.; Nagel, U.; Wang, Y.-J.; Kremer, R. K. (2004). Low-energy excitations and dynamic Dzyaloshinskii-Moriya interaction in α'-NaV2O5  studied by far-infrared spectroscopy. Physical Review B, 69, 144410−144410-19.
1.1.
2003
Vuletic, T.; Korin-Hamzic, B.; Tomic, S.; Gorshunov, B.; Haas, P.; Rõõm, T.; Dressel, M.; Akimitsu, J.; Sasaki, T.; Nagata, T. (2003). Suppression of the Charge-Density-Wave state in Sr14Cu24O41 by Calcium Doping. Physical Review Letters, 90, 257002.
1.1.
2002
Rõõm, T.; Gorshunov, B.; Dressel, M.; Ahn, K.; Kremer, R.K.; Simon, V. (2002). Far-infrared optical properties of the carbide superconductor Y2C2I2. Physical Review B, 66, 012510.
1.1.
2002
Windt, M.; McGuire, J.J.; Rõõm, T.; Pronin, A.; Timusk, T.; Fisher, I.R.; Canfield, P.C. (2002). Infrared and optical properties of pure and cobalt-doped LuNi2B2C. Physical Review B, 65, 064506.
1.1.
2002
Gorshunov, B.; Haas, P.; Rõõm, T.; Dressel, M.; Vuletic, T.; Hamzic, B.; Tomic, S.; Akimitsu, J. ; Nagata, T. (2002). Charge-density wave formation in Sr14Cu24O41. Physical Review B, 66, 060508.
1.1.
2001
McGuire, J.J.; Rõõm, T.; Pronin, A.; Timusk, T.; Schlueter, J.A.; Kelly, M.E.; Williams, J.M. (2001). Incoherent Interplane Conductivity of κ-(BEDT-TTF)2Cu[N(CN)2]Br. Physical Review B, 64, 094503.
1.1.
2000
Rõõm, T.; Nagel, U.; Lippmaa, E.; Kageyama, H.; Onizuka, K.; Ueda, Y. (2000). Far-infrared study of the two-dimensional dimer spin system SrCu2(BO3)2. Physical Review B, 61, 14342−14345.
1.1.
1999
McGuire, J.J.; Rõõm, T.; Mason, T.E.; Timusk, T.; Dabkowska, T.H.; Coad, S.M.; Paul, D. McK. (1999). New far infrared vibrational mode in Cu1-xMxGe1-ySiyO3 (M=Zn,Cd,Ni). Physical Review B, 59, 1157.
1.1.
1997
Rõõm, T.; Appelt, S.; Seydoux, R.; Hahn, E.L.; Pines, A. (1997). Enhancement of surface NMR by laser-polarized noble gases. Physical Review B, 11604−11610.
1.1.
1996
Pietraß, T.; Bifone, A.; Rõõm, T.; Hahn, E.L. (1996). Optically enhanced high-field NMR of GaAs. Physical Review B, 53, 4428−4433 .
1.1.
1996
Navon, G.; Song, Y.-Q.; Rõõm, T.; Appelt, S.; Taylor, R.E.; Pines, A. (1996). Enhancement of solution NMR and MRI with laser-polarized xenon. Science, 271, 1848−1851.
1.1.
1994
Rõõm, T.; Liidja, G.; Lippmaa, E. (1994). Temperature and frequency effects in tooth enamel electron spin resonance dosimetry. Applied Radiation and Isotopes, 45, 1061−1064.
1.1.
1991
Rõõm, T.; Liidja, G. (1991). Spin lattice relaxation of  F+ centers in neutron irradiated CaO crystals. Radiation Effects and Defects in Solids, 639−643.
1.1.
1991
Rõõm, T.; Liidja, G. (1991). Luminescence and ESR detected hydrogen related traps in yellow-colored CaO crystals. Radiation Effects and Defects in Solids, 855−860.
1.1.
1989
Rõõm, T. (1989). Mechanism of nuclear spin-lattice relaxation at very low temperatures. Physical Review B, 40, 4201−4202.

Tööstusomand

13.06.2022

Toomas Rõõm

https://www.etis.ee/CV/Toomas_Rõõm/eng
7.11.1961
6398327
toomas.room@kbfi.ee
A-6412-2008

Career

Institutions and positions
01.09.2012–...   
National Institute of Chemical Physics and Biophysics, Research Professor (1,00)
01.08.1984–...   
National Institute of Chemical Physics and Biophysics, to present time affiliated with NICPB (1,00)
01.02.2019–31.12.2021   
National Institute of Chemical Physics and Biophysics, Research professor of Estonian Academy of Sciences (1,00)
01.05.2001–30.11.2001   
Max Planck Institute and Stuttgart University, Max Planck scholarship (1,00)
01.01.1998–31.08.2012   
National Institute of Chemical Physics and Biophysics, Senior Researcher (1,00)
01.07.1996–30.11.1997   
Department of Physics and Astronomy, McMaster University, Hamilton, Ontario, Canada, Post-Doc (1,00)
01.02.1994–30.06.1996   
Dept. of Physcis and Dept. of Chemistry, University of California at Berkeley, Post-Doc (1,00)
 
 
Education
1979–1984   
Tartu University, department of physics and chemistry, diploma in solid state physics in 1984
1976–1979   
Tallinna Reaalkool (Tallinn Secondary Science School)
 
 
R&D related managerial and administrative work
2017−...   
Member of the Estonian Research Council Evaluation Committee
2016−...   
Member of the European High Magnetic Field Laboratory selection committee
2000−...   
Member of the Scientific Board, NICPB
2016−2017   
Member of the Estonian Research Council expert committee
2005−2006   
Chairman of the conference "Low Energy Electrodynamics in Solids (LEES06)", 1-6 july 2006, Tallinn, Estonia

Qualifications

Academic degrees
Toomas Rõõm, Doctor's Degree, 1993, (sup) Georg Liidja, Paramagnetic H2- and F+ centers in CaO crystals: spectra, relaxation and recombination luminescence, University of Tartu.
 
 
Honours & awards
2016, Toomas Rõõm, State award in exact sciences for "Interaction of terahertz radiation with materials"
2010, Toomas Rõõm, Annual award of the Estonian Physics Society
 
 
Fields of research
ETIS RESEARCH FIELD: 4. Natural Sciences and Engineering; 4.10. Physics and Technical Physics; CERCS RESEARCH FIELD: P260 Condensed matter: electronic structure, electrical, magnetic and optical properties, supraconductors, magnetic resonance, relaxation, spectroscopy; SPECIFICATION: infrared and THz spectrometry of low dimensional and strongly correlated electron and spin systems, fullerenes, high magnetic fields, low temperatures
 
 

Projects in progress

Completed projects

Dissertations under supervision

Supervised dissertations

Supervision of postdoctoral researchers

  • 01.09.2011−30.08.2013    Tika Katuwal  "THz spektroskoopia allpool 1 kelvinit" (NICPB)
  • 06.12.2007−14.07.2011    Min Ge  "Infrared spectroscopy of endohedral hydrogen-fullerene and calmodulin-peptide complexes" (NICPB)

Publications

Category
Year
Publication
 
1.1.
2022
Jafari, T.; Razvan Bacanu, G.; Shugai, A.; Nagel, U.; Walkey, M.; Hoffman, G.; Levitt, M.H.; Whitby, R.J.; Rõõm, T. (2022). Terahertz spectroscopy of the helium endofullerene He@C60. Physical Chemistry Chemical Physics, 162−163. DOI: 10.1039/d2cp00515h.
1.1.
2021
Shugai, A.; Nagel, U.; Murata, Y.; Li, Yongjun; Mamone, S.; Krachmalnicoff, A.; Alom, S.; Whitby, R. J.; Levitt, M. H.; Room, T. (2021). Infrared spectroscopy of an endohedral water in fullerene. The Journal of Chemical Physics, 154 (12), ARTN 124311−124318. DOI: 10.1063/5.0047350.
1.1.
2021
Morris, C. M.; Desai, Nisheeta; Viirok, J.; Huvonen, D.; Nagel, U.; Room, T.; Krizan, J. W.; Cava, R. J.; McQueen, T. M.; Koohpayeh, S. M.; Kaul, Ribhu K.; Armitage, N. P. (2021). Duality and domain wall dynamics in a twisted Kitaev chain. Nature Physics. DOI: 10.1038/s41567-021-01208-0.
1.1.
2021
Bacanu, George Razvan; Jafari, Tanzeeha; Aouane, Mohamed; Rantaharju, Jyrki; Walkey, Mark; Hoffman, Gabriela; Shugai, Anna; Nagel, Urmas; Jiménez-Ruiz, Monica; Horsewill, Anthony J.; Rols, Stéphane; Rõõm, Toomas; Whitby, Richard J.; Levitt, Malcolm H. (2021). Experimental determination of the interaction potential between a helium atom and the interior surface of a C60 fullerene molecule. The Journal of Chemical Physics, 155 (14), 144302. DOI: 10.1063/5.0066817.
1.1.
2021
Vít, J.; Viirok, J.; Peedu, L.; Rõõm, T.; Nagel, U.; Kocsis, V.; Tokunaga, Y.; Taguchi, Y.; Tokura, Y.; Kézsmárki, I.; Balla, P.; Penc, K.; Romhányi, J.; Bordács, S. (2021). In Situ Electric-Field Control of THz Nonreciprocal Directional Dichroism in the Multiferroic Ba2CoGe2O7. Physical Review Letters, 127 (15), 157201. DOI: 10.1103/PhysRevLett.127.157201.
1.1.
2021
Farkas, D. G.; Szaller, D.; Kézsmárki, I.; Nagel, U.; Rõõm, T.; Peedu, L.; Viirok, J.; White, J. S.; Cubitt, R.; Ito, T.; Fishman, R. S.; Bordács, S.; (2021). Selection rules and dynamic magnetoelectric effect of the spin waves in multiferroic BiFeO3. Physical Review B, 104, 174429. DOI: 10.1103/PhysRevB.104.174429.
1.1.
2020
Zhang, Zhao; Amelin, Kirill; Wang, Xiao; Zou, Haiyuan; Yang, Jiahao; Nagel, Urmas; Rõõm, Toomas; Dey, Tusharkanti; Nugroho, Agustinus Agung; Lorenz, Thomas; Wu, Jianda; Wang, Zhe (2020). <p>Observation of E<sub>8</sub> particles in an Ising chain antiferromagnet</p>. Physical Review B, 101 (22), 220411. DOI: 10.1103/PhysRevB.101.220411.
1.1.
2020
Amelin, Kirill; Engelmayer, Johannes; Viirok, Johan; Nagel, Urmas; Rõõm, Toomas; Lorenz, Thomas; Wang, Zhe (2020).

Experimental observation of quantum many-body excitations of E8 symmetry in the Ising chain ferromagnet CoNb2O6

. Physical Review B, 102 (10), 104431 . DOI: 10.1103/PhysRevB.102.104431.
1.1.
2020
Amelin, K.; Alexanian, Y.; Nagel, U.; Rõõm, T.; Robert, J.; Debray, J.; Simonet, V.; Decorse, C.; Wang, Z.; Ballou, R.; Constable, E.; de Brion, S. (2020).

Terahertz magneto-optical investigation of quadrupolar spin-lattice effects in magnetically frustrated Tb2Ti2O7

. Physical Review B, 102 (13), 134428. DOI: 10.1103/PhysRevB.102.134428.
1.1.
2020
Rõõm, T.; Viirok, J.; Peedu, L.; Nagel, U.; Farkas, D. G.; Szaller, D.; Kocsis, V.; Bordács, S.; Kézsmárki, I.; Kamenskyi, D. L.; Engelkamp, H.; Ozerov, M.; Smirnov, D.; Krzystek, J.; Thirunavukkuarasu, K.; Ozaki, Y.; Tomioka, Y.; Ito, T.; Datta, T.; Fishman, R. S. (2020).

Magnetoelastic distortion of multiferroic BiFeO3 in the canted antiferromagnetic state

. Physical Review B, 102, 214410. DOI: 10.1103/PhysRevB.102.214410.
1.1.
2020
Szaller, D.; Szász, K.; Bordács, S.; Viirok, J.; Rõõm, T.; Nagel, U.; Shuvaev, A.; Weymann, L.; Pimenov, A.; Tsirlin, A. A.; Jesche, A.; Prodan, L.; Tsurkan, V; Kézsmárki, I (2020). Magnetic anisotropy and exchange paths for octahedrally and tetrahedrally coordinated Mn2+ ions in the honeycomb multiferroic Mn2Mo3O8. Physical Review B, 102 (14), 144410-1−144410-8. DOI: 10.1103/PhysRevB.102.144410.
1.1.
2019
Viirok, J.; Nagel U.; Rõõm, T.; Farkas, D. G.; Balla, P.; Szaller, D.; Kocsis, V; Tokunaga, Y; Taguchi, Y.; Tokura, Y.; Bernáth, B.; Kamenskyi, D. L.; Kézsmárki, I.; Bordács, S.; Penc, K. (2019).

Directional dichroism in the paramagnetic state of multiferroics: A case study of infrared light absorption in Sr2CoSi2O7 at high temperatures

. Physical Review B, 99, 014410. DOI: 10.1103/PhysRevB.99.014410.
1.1.
2019
Fishman, Randy S.; Rõõm, Toomas; de Sousa, Rogério; (2019).

Normal modes of a spin cycloid or helix

. Physical Review B, 99, 064414. DOI: 10.1103/PhysRevB.99.064414.
1.1.
2019
Peedu, L.; Kocsis, V.; Szaller, D.; Viirok, J.; Nagel, U.; Rõõm, T.; Farkas, D. G.; Bordács, S.; Kamenskyi, D. L.; Zeitler, U.; Tokunaga, Y.; Taguchi, Y.; Tokura, Y.; Kézsmárki, I. (2019). Spin excitations of magnetoelectric LiNiPO4 in multiple magnetic phases. Physical Review B, 100 (2), 024406. DOI: 10.1103/PhysRevB.100.024406.
1.1.
2019
Kocsis, V.; Bordács, S.; Tokunaga, Y.; Viirok, J.; Peedu, L.; Rõõm, T.; Nagel, U.; Taguchi, Y.; Tokura, Y.; Kézsmárki, I.; (2019).

Magnetoelectric spectroscopy of spin excitations in LiCoPO4

. Physical Review B, 100 (15), 155124. DOI: 10.1103/PhysRevB.100.155124.
1.1.
2018
Bloodworth, Sally; Gräsvik, John; Alom, Shamim; Kouřil, Karel; Elliott, Stuart J; Wells, Neil J; Horsewill, Anthony J; Mamone, Salvatore; Jiménez-Ruiz, Mónica; Rols, Stéphane; Nagel, Urmas; Rõõm, Toomas; Levitt, Malcolm H; Whitby, Richard John; (2018).

Synthesis and Properties of Open Fullerenes Encapsulating Ammonia and Methane

. ChemPhysChem, 19, 266−276. DOI: 10.1002/cphc.201701212.
1.1.
2018
Kocsis, Vilmos; Penc, Karlo; Rõõm, Toomas; Nagel, Urmas; Vít, Jakub; Romhányi, Judit; Tokunaga, Yusuke; Taguchi, Yasujiro; Tokura, Yoshinori; Kézsmárki, István; Bordács, Sándor; (2018).

Identification of Antiferromagnetic Domains Via the Optical Magnetoelectric Effect

. Physical Review Letters, 121, 057601. DOI: 10.1103/PhysRevLett.121.057601.
1.1.
2018
Amelin, K.; Nagel, U.; Fishman, R. S.; Yoshida, Y.; Sim, Hasung; Park, Kisoo; Park, Je-Geun; Rõõm, T. (2018). <p>THz absorption spectroscopy study of spin waves in orthoferrite YFeO<sub>3</sub> in a magnetic field</p>. Physical Review B, 98, 174417. DOI: 10.1103/PhysRevB.98.174417.
2.1.
2018
Fishman, Randy S.; Fernandez-Baca, Jaime A.; Rõõm, Toomas; (2018). <p>Spin-Wave Theory and its Applications to Neutron Scattering and THz Spectroscopy</p>. Published by Morgan & Claypool Publishers,1210 Fifth Avenue, Suite 250, San Rafael, CA, 94901, USA: Morgan and Claypool. DOI: 10.1088/978-1-64327-114-9.
1.1.
2017
Szaller, Dávid; Kocsis, Vilmos; Bordács, Sándor; Fehér, Titusz; Rõõm, Toomas; Nagel, Urmas; Engelkamp, Hans; Ohgushi, Kenya; Kézsmárki, István (2017).

Magnetic resonances of multiferroic TbFe3(BO3)4

. Physical Review B, 95, 024427. DOI: 10.1103/PhysRevB.95.024427.
1.1.
2017
Fishman, R. S.; Bordács, S.; Kocsis, V.; Kézsmárki, I.; Viirok, J.; Nagel, U.; Rõõm, T.; Puri, A.; Zeitler, U.; Tokunaga, Y.; Taguchi, Y.; Tokura, Y.; (2017).

Competing exchange interactions in multiferroic and ferrimagnetic CaBaCo4O7.

. Physical Review B, 95, 024423. DOI: 10.1103/PhysRevB.95.024423.
1.1.
2017
Wang, Zhe; Reschke, S; Hüvonen, D.; Do, S.-H.; Choi, K.-Y.; Gensch, M.; Nagel, U.; Rõõm, T; Loidl, A. (2017).

Magnetic Excitations and Continuum of a Possibly Field-Induced Quantum Spin Liquid in α-RuCl3

. Physical Review Letters, 119, 227202−227202-6. DOI: 10.1103/PhysRevLett.119.227202.
1.1.
2016
Krachmalnicoff, Andrea; Bounds, Richard; Mamone, Salvatore; Alom, Shamim; Concistrè, Maria; Meier, Benno; Kouřil, Karel; Light, Mark E.; Johnson, Mark R.; Rols, Stéphane; Horsewill, Anthony J.; Shugai, Anna; Nagel, Urmas; Rõõm, Toomas; Carravetta, Marina; Levitt, Malcolm H.; Whitby Richard J. (2016).

The dipolar endofullerene HF@C60

. Nature Chemistry, 8, 953. DOI: 10.1038/NCHEM.2563.
1.1.
2015
Kézsmárki, I.; Nagel, U. and Bordács, S.; Fishman, R. S.; Lee, J. H; Yi, Hee Taek; Cheong, S.-W.; Rõõm, T. (2015). Optical Diode Effect at Spin-Wave Excitations of the Room-Temperature Multiferroic BiFeO3. Physical Review Letters, 115, 127203.
1.1.
2015
Fishman, Randy S.; Lee, Jun Hee; Bordács, Sándor; Kézsmárki, István; Nagel, Urmas; Rõõm, Toomas (2015). Spin-induced polarizations and nonreciprocal directional dichroism of the room-temperature multiferroic BiFeO3. Physical Review B, 92, 094422.
1.1.
2015
Bordács, S.;Kocsis, V.; Tokunaga, Y.; Nagel, U.; Rõõm, T.; Takahashi, Y.; Taguchi, Y.; Tokura Y. (2015). Unidirectional terahertz light absorption in the pyroelectric ferrimagnet CaBaCo4O7. Physical Review B, 92 (21), ARTN 214441. DOI: 10.1103/PhysRevB.92.214441.
1.1.
2014
Szaller, Dávid; Bordács, Sándor; Kocsis, Vilmos; Rõõm, Toomas; Nagel, Urmas; Kézsmárki, István (2014). Effect of spin excitations with simultaneous magnetic- and electric-dipole character on the static magnetoelectric properties of multiferroic materials. Physical Review B, 89, 184419.
1.1.
2014
Kézsmárki, I.; Szaller, D.; Bordács, S. ;Kocsis, V.;Tokunaga, Y.; Taguchi, Y.; Murakawa, H.; Tokura, Y. ; Engelkamp, H.; Rõõm, T.; Nagel, U. (2014). One-way transparency of four-coloured spin-wave excitations in multiferroic materials. Nature Communications, 5, 3203. DOI: 10.1038/ncomms4203.
1.1.
2013
Nagel, U.; Fishman, Randy S.; Katuwal, T.; Engelkamp, H.; Talbayev, D.; Yi, Hee Taek; Cheong, S.-W.; R\~o\~om, T. (2013). Terahertz Spectroscopy of Spin Waves in Multiferroic BiFeO3 in High Magnetic Fields. Physical Review Letters, 110, 257201−[5 pages]. DOI: 10.1103/PhysRevLett.110.257201.
1.1.
2013
Rõõm, T.; Peedu, L.; Ge, Min; Hüvonen, D.; Nagel, U.; Ye, Shufeng; Xu, Minzhong; Bacic, Z; Mamone, S.; Levitt, M.H.; Caravetta, M.; Chen, J.Y.-H.; Lei, Xuengong; Turro, N.J.; Murata, Y.; Komatsu, K. (2013). Infrared spectroscopy of small-molecule fullerenes. Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences, 371 (1998), 20110631. DOI: 10.1098/rsta.2011.0631.
1.1.
2012
Beduz, C.; Carravetta, M.; Chen, J.; Concistre, M.; Denning, M.; Frunzi, M.; Horsewill, A.; Johannessen, O.; Lawler, R.; Lei, X.; Levitt, M.; Li, Y.; Mamone, S.; Murata, Y.; Nagel, U.; Nishida, T.; Ollivier, J.; Rols, S.; Room, T.; Sarkar, R. ... Yang, Y. (2012). Quantum rotation of ortho and para-water encapsulated in a fullerene cage. Proceedings of the National Academy of Sciences, 109, 12894−12898.
1.1.
2012
Hall, J.S.; Nagel, U.; Uleksin, T.; Rõõm, T; Williams, T.; Luke, G.; Timusk, T. (2012). Observation of multiple-gap structure in hidden order state of Uru2Si2 from optical conductivity. Physical Review B, 86 (3), 035132 [7 pages]. DOI: 10.1103/PhysRevB.86.035132.
1.1.
2012
Penc, K.; Romhányi, J.; Rõõm, T.; Nagel, U.; Antal, Á.; Fehér, T.; Jánossy, A.; Engelkamp, H.; Murakawa, H.; Tokura, Y.; Szaller, D.; Bordacs, S.; Kézsmárki, I. (2012). Spin-stretching modes in anisotropic magnets: spin-wave excitations in the multiferroic Ba2CoGe2O7. Physical Review Letters, 108, 257203.
1.1.
2012
Kaiser, S. ; Yasin, S. ; Drichko, N. ; Dressel, M.; Rõõm, T. ; Hüvonen, D. ; Nagel, U. ; Gard, G. L. ; Schlueter, J. A. (2012). Optical investigation of the superconducting gap in β"-(BEDT-TTF)2SF5CH2CF2SO3. physica status solidi (b), 249 (5), 985−990. DOI: 10.1002/pssb.201100526.
1.1.
2012
Bordacs, Sandor; Kezsmarki, Istvan; Szaller, David; Demko, Laszlo; Kida, Noriaki; Murakawa, Hiroshi; Onose, Yoshinori; Shimano, Ryo; Rõõm, Toomas; Nagel, Urmas; Miyahara, Shin; Furukawa, Nobuo; Tokura, Yoshinori (2012). Chirality of Matter Shows Up via Spin Excitations. Nature Physics, 8, 734−738. DOI: 10.1038/nphys2387.
1.1.
2012
Nagel, U.; Uleksin, T.; Rõõm, 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. (2012).

Optical spectroscopy shows that the normal state of URu2Si2 is an anomalous Fermi liquid.

. Proceedings of the National Academy of Sciences, 109, 19161. DOI: 10.1073/pnas.1208249109.
6.3.
2012
Nagel, Urmas; Rõõm, Toomas (2012). Kerajate süsinikumolekulide avastamise lugu. Horisont, 4, 50−53.
1.1.
2011
Ge, Min; Nagel, U.; Hüvonen, D.; Rõõm, T.; Mamone, S.; Levitt, M. H.; Carravetta, M.; Murata, Y.;Komatsu, K.; Lei, Xuegong; Turro, N. J. (2011). Infrared spectroscopy of endohedral HD and D2 in C60. The Journal of Chemical Physics, 135, 114511-1−114511-10. DOI: 10.1063/1.3637948.
1.1.
2011
Mamone, Salvatore; Chen, Judy Y.-C.M.; Bhattacharyya, Rangeet; Levitt, Malcolm H.; Lawler, Ronald G.; Horsewill, Anthony J.; Rõõm, Toomas; Bacic, Zlatko; Turro, Nicholas J. (2011). Theory and Spectroscopy of an Incarcerated Quantum Rotor: The Infrared Spectroscopy, Inelastic Neutron Scattering and Nuclear Magnetic Resonance of H2@C60 at Cryogenic Temperatures. Coordination Chemistry Reviews, 255, 938−948. DOI: 10.1016/j.ccr.2010.12.029.
1.1.
2011
Ge, M.; Nagel, U.; Hüvonen, D.; Rõõm, T.; Mamone, S.; Levitt, M.H.; Carravetta, M.; Murata, Y.; Komatsu, K.; Chen, J.Y.-C.; Turro, N.J. (2011). Interaction potential and infrared absorption of endohedral H2 in C60. The Journal of Chemical Physics, 134, 054507-1−054507-13. DOI: 10.1063/1.3535598.
1.1.
2010
Lobo, R. P. S. M.; Dai, Y. M.; Nagel, U.; Rõõm, T.; Carbotte, J. P.; Timusk, T.; Forget, A.; Colson, D. (2010). Optical signature of sub-gap absorption in the superconducting state of Ba(Fe,Co)2As2. Physical Review B, 82 (10), 100506−100509.
1.1.
2009
Hüvonen, D.; Nagel, U.; Rõõm, T.; Choi, Y.J.; Zhang, C.L.; Park, S.; Cheong, S.-W. (2009). Magnetic excitations and optical transitions in the multiferroic spin-1/2 system LiCu2O2. Physical Review B, 80 (10), 100402.
1.1.
2009
Yang, J.; Hüvonen, D.; Nagel, U.; Rõõm, T.; Ni, N.; Canfield, P.C.; Bud'ko, S.L.; Carbotte, J.P.; Timusk, T. (2009). Optical spectroscopy of superconducting Ba0.55K0.45Fe2As2 : Evidence for strong coupling to low-energy bosons. Physical Review Letters, 102 (18), Art. No. 187003.
1.1.
2009
Mamone, S.; Ge, Min; Hüvonen, D.; Nagel, U.; Danquingy, A.; Cuda, F.; Grossel, M.C.; Murata, Y.; Komatsu, K., Levitt, M.H.; Rõõm, T.; Carravetta, M. (2009). Rotor in cage: Infrared spectroscopy of an endohedral hydrogen-fullerene complex. The Journal of Chemical Physics, 130, 081103−081103-4. DOI: 10.1063/1.3080163.
1.1.
2009
Homes, C.C.; Dordevic, S.V.; Gozar, A.; Blumberg, G.; Rõõm, T.; Hüvonen, D.; Nagel, U.; La Forge, A.D.; Basov, D.; Kageyama, H. (2009). Infrared spectra of the low dimensional quantum magnet SrCu2(BO3)2: Measurements and ab initio calculations. Physical Review B, 79, 125101−125101-12. DOI: 10.1103/PhysRevB.79.125101.
1.1.
2008
Nagel, Urmas; Hüvonen, Dan; Joon, Enno; Kim, Jun Sung.; Kremer, Reinhard K.; Rõõm, Toomas (2008). Far-infrared signature of the superconducting gap in intercalated graphite CaC6. Physical Review B, 78, 041404(R)−041404(R)-4. DOI: 10.1103/PhysRevB.78.041404.
1.1.
2007
Hüvonen, Dan; Nagel, Urmas; Rõõm, Toomas; Haas, P.; Dressel, M.; Hwang, J.; Timusk, T.; Wang, Y.-J.; Akimitsu, J. (2007). Magneto-optic far-infrared study of Sr< sub >14Cu< sub >24O< sub >41: Triplet excitations in chains. Physical Review B, 76 (13), 134418. DOI: 10.1103/PhysRevB.76.134418.
1.1.
2004
Dordevic, S.V.; Singley, E.J.; Kim, J.H.; Maple, M.B.; Rõõm, T.; Ruxing, Liang; Bonn, D.A.; Hardy, W.N.; Carbotte, J.P.; Homes, C.C.; Strongin, M.; Basov, D.N. (2004). Signatures of bilayer splitting in the c-axis optical conductivity of double layer cuprates. Physical Review B, 69, 094511.
1.1.
2004
Rõõm, T.; Hüvonen, D.; Nagel, U.; Hwang, J.; Timusk, T.; Kageyama, H. (2004). Far-infrared spectroscopy of spin excitations and Dzyaloshinskii-Moriya interactions in a Shastry-Sutherland compound SrCu2(BO3)2. Physical Review B, 70, 144417−144417-8.
1.1.
2004
Rõõm, T.; Hüvonen, D.; Nagel, U.; Wang, Y.-J.; Kremer, R. K. (2004). Low-energy excitations and dynamic Dzyaloshinskii-Moriya interaction in α'-NaV2O5  studied by far-infrared spectroscopy. Physical Review B, 69, 144410−144410-19.
1.1.
2003
Vuletic, T.; Korin-Hamzic, B.; Tomic, S.; Gorshunov, B.; Haas, P.; Rõõm, T.; Dressel, M.; Akimitsu, J.; Sasaki, T.; Nagata, T. (2003). Suppression of the Charge-Density-Wave state in Sr14Cu24O41 by Calcium Doping. Physical Review Letters, 90, 257002.
1.1.
2002
Rõõm, T.; Gorshunov, B.; Dressel, M.; Ahn, K.; Kremer, R.K.; Simon, V. (2002). Far-infrared optical properties of the carbide superconductor Y2C2I2. Physical Review B, 66, 012510.
1.1.
2002
Windt, M.; McGuire, J.J.; Rõõm, T.; Pronin, A.; Timusk, T.; Fisher, I.R.; Canfield, P.C. (2002). Infrared and optical properties of pure and cobalt-doped LuNi2B2C. Physical Review B, 65, 064506.
1.1.
2002
Gorshunov, B.; Haas, P.; Rõõm, T.; Dressel, M.; Vuletic, T.; Hamzic, B.; Tomic, S.; Akimitsu, J. ; Nagata, T. (2002). Charge-density wave formation in Sr14Cu24O41. Physical Review B, 66, 060508.
1.1.
2001
McGuire, J.J.; Rõõm, T.; Pronin, A.; Timusk, T.; Schlueter, J.A.; Kelly, M.E.; Williams, J.M. (2001). Incoherent Interplane Conductivity of κ-(BEDT-TTF)2Cu[N(CN)2]Br. Physical Review B, 64, 094503.
1.1.
2000
Rõõm, T.; Nagel, U.; Lippmaa, E.; Kageyama, H.; Onizuka, K.; Ueda, Y. (2000). Far-infrared study of the two-dimensional dimer spin system SrCu2(BO3)2. Physical Review B, 61, 14342−14345.
1.1.
1999
McGuire, J.J.; Rõõm, T.; Mason, T.E.; Timusk, T.; Dabkowska, T.H.; Coad, S.M.; Paul, D. McK. (1999). New far infrared vibrational mode in Cu1-xMxGe1-ySiyO3 (M=Zn,Cd,Ni). Physical Review B, 59, 1157.
1.1.
1997
Rõõm, T.; Appelt, S.; Seydoux, R.; Hahn, E.L.; Pines, A. (1997). Enhancement of surface NMR by laser-polarized noble gases. Physical Review B, 11604−11610.
1.1.
1996
Pietraß, T.; Bifone, A.; Rõõm, T.; Hahn, E.L. (1996). Optically enhanced high-field NMR of GaAs. Physical Review B, 53, 4428−4433 .
1.1.
1996
Navon, G.; Song, Y.-Q.; Rõõm, T.; Appelt, S.; Taylor, R.E.; Pines, A. (1996). Enhancement of solution NMR and MRI with laser-polarized xenon. Science, 271, 1848−1851.
1.1.
1994
Rõõm, T.; Liidja, G.; Lippmaa, E. (1994). Temperature and frequency effects in tooth enamel electron spin resonance dosimetry. Applied Radiation and Isotopes, 45, 1061−1064.
1.1.
1991
Rõõm, T.; Liidja, G. (1991). Spin lattice relaxation of  F+ centers in neutron irradiated CaO crystals. Radiation Effects and Defects in Solids, 639−643.
1.1.
1991
Rõõm, T.; Liidja, G. (1991). Luminescence and ESR detected hydrogen related traps in yellow-colored CaO crystals. Radiation Effects and Defects in Solids, 855−860.
1.1.
1989
Rõõm, T. (1989). Mechanism of nuclear spin-lattice relaxation at very low temperatures. Physical Review B, 40, 4201−4202.

Industrial property

13.06.2022

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ProgrammLiikNumberNimiProjekti algusProjekti lõppVastutav täitjaAsutusFinantseerijapoolne rahastamine
MUUKBFI,KF-2 (506239)A coordinated Approach to Access, Experimental Development and Scientific Exploitation of European Large Infrastructures for High Magnetic Fields (EuroMagNET)01.01.200531.12.2008Raivo SternKeemilise ja Bioloogilise Füüsika Instituut120 900,32 EUR
MTTMTT8Astro particle physics and the Large Hadron Collider01.07.201030.06.2015Alessandro StrumiaKeemilise ja Bioloogilise Füüsika Instituut479 337,36 EUR
ETFETF8170Endoheedriliste vesiniku-fullereenikomplekside infrapunaspektroskoopia01.01.201031.12.2013Urmas NagelKeemilise ja Bioloogilise Füüsika Instituut75 773,01 EUR
ETFJDJD73Frustreeritud magnetite optiline spektroskoopia magnetväljas01.01.200731.12.2008Toomas RõõmKeemilise ja Bioloogilise Füüsika Instituut19 173,49 EUR
ETFETF7011Frustreeritud magnetite optiline spektroskoopia magnetväljas01.01.200731.12.2010Toomas RõõmKeemilise ja Bioloogilise Füüsika Instituut65 539,62 EUR
SFSF0690029s09Funktsionaalsete materjalide spektroskoopia01.01.200931.12.2013Toomas RõõmKeemilise ja Bioloogilise Füüsika Instituut529 126,51 EUR
MUUKBFI,KF-18Infrapunaspektroskoopia tarkvara arendamise koostöökokkulepe01.01.200131.12.2020Urmas NagelKeemilise ja Bioloogilise Füüsika Instituut18 534,38 EUR
ETFJDJD187Infrared spectroscopy of endohedral hydrogen-fullerene and calmodulin-peptide complexes06.12.200914.07.2011Min GeKeemilise ja Bioloogilise Füüsika Instituut40 158,82 EUR
SFSF0222598s03KEEMILINE SPEKTRAALFÜÜSIKA01.01.200331.12.2007Tõnis PehkKeemilise ja Bioloogilise Füüsika Instituut1 734 191,45 EUR
PRGPRG736Kiraalsete ülijuhtide Kerri spektroskoopia alla 1 THz sagedustel01.01.202031.12.2024Urmas NagelKeemilise ja Bioloogilise Füüsika Instituut771 375,00 EUR
SFSF0690176s08Kondenseeritud faaside füüsika, keemia ja tehnoloogilised rakendused01.01.200831.12.2008Tõnis PehkKeemilise ja Bioloogilise Füüsika Instituut140 605,63 EUR
TKTK134Kontrollitud korrastatus kvant- ja nanomaterjalides01.08.201531.08.2023Urmas NagelKeemilise ja Bioloogilise Füüsika Instituut2 753 226,42 EUR
ETFETF8703Magnetiliste materjalide THz spektroskoopia allpool 1K01.01.201131.12.2014Toomas RõõmKeemilise ja Bioloogilise Füüsika Instituut54 240,00 EUR
TAPTAP36-1Materjalide omadused giga- ja tera-herts sagedustel01.10.201231.12.2013Toomas RõõmKeemilise ja Bioloogilise Füüsika Instituut182 400,00 EUR
ETFETF5553Molekulaarmagnetite magnet-optika01.01.200331.12.2006Toomas RõõmKeemilise ja Bioloogilise Füüsika Instituut37 899,61 EUR
ETFETF6138Singlett-triplett siirete terahertsspektroskoopia spinnpiluga ainetes01.01.200531.12.2008Urmas NagelKeemilise ja Bioloogilise Füüsika Instituut53 422,63 EUR
MTTMTT77Spin-lattice coupling in magnetism: from quantum magnets to multiferroics01.08.201231.07.2015Alexander TsirlinKeemilise ja Bioloogilise Füüsika Instituut384 000,00 EUR
MUUreisigrant 2Study of the dynamic Dzyaloshinskii-Moriya interaction in a'-NaV205 by means of ultra-strong steady magnetic fields and far-infrared spectroscopy.12.08.200527.08.2005Toomas RõõmKeemilise ja Bioloogilise Füüsika Instituut3 035,80 EUR
IUTIUT23-3THz kiirguse vastasmõju magnetiliste ergastustega 01.01.201431.12.2019Toomas RõõmKeemilise ja Bioloogilise Füüsika Instituut1 327 800,00 EUR
ERMOSERMOS67THz spektroskoopia allpool 1 kelvinit01.09.201131.08.2013Tika KatuwalKeemilise ja Bioloogilise Füüsika Instituut69 220,00 EUR
APIUT23-3AP14Väikesemahulise teaduse infrastruktuuri kaasajastamine teadusteema IUT23-3 raames01.01.201431.12.2014Toomas RõõmKeemilise ja Bioloogilise Füüsika Instituut64 000,00 EUR
APSF0690029s09APVäikesemahulise teaduse infrastruktuuri kaasajastamine teadusteema SF0690029s09 raames01.01.201031.12.2011Toomas RõõmKeemilise ja Bioloogilise Füüsika Instituut60 716,07 EUR
APSF0690029s09AP12Väikesemahulise teaduse infrastruktuuri kaasajastamine teadusteema SF0690029s09 raames01.01.201231.12.2013Toomas RõõmKeemilise ja Bioloogilise Füüsika Instituut58 900,00 EUR