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Aktuelles

Publikation: Inverted hysteresis and negative remanence in a homogeneous antiferromagnet

L. Opherden et al., Physical Review B 98(2018), 180403(R)

Publikation: A multicaloric cooling cycle that exploits thermal hysteresis

T. Gottschall et al., Nature Materials 17(2018), 929-934

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Publikationen - Dr. Sergei Zvyagin

118.	N. Ponomaryov, E. Schulze, J. Wosnitza, P. Lampen-Kelley, A. Banerjee, J.-Q. Yan, C. A. Bridges, D. G. Mandrus, S. E. Nagler, A. K. Kolezhuk, and S. A. Zvyagin Unconventional spin dynamics in the honeycomb-lattice material α−RuCl3: High-field electron spin resonance studies Phys. Rev. B 96, 241107(R), 2017
117.	A. Glamazda, Y. S. Choi, S.-H. Do, S. Lee, P. Lemmens, A. N. Ponomaryov, S. A. Zvyagin, J. Wosnitza, Dita Puspita Sari, I. Watanabe, and K.-Y. Choi Quantum criticality in the coupled two-leg spin ladder Ba2CuTeO6 Phys. Rev. B 95, 184430, 2017
116.	A. N. Ponomaryov, L. Zviagina, J. Wosnitza, M. Thede, E. Ressouche, K. Yu. Povarov, A. Zheludev, C. P. Landee, and S. A. Zvyagin Low-temperature magnetic structure and electron paramagnetic resonance properties of the quasi-one-dimensional S=12 Heisenberg helimagnet CuCl2⋅2NC5H5 Phys. Rev. B 95, 195125, 2017
115.	C. P. Saini, A. Barman, D. Das, B. Satpati, S. R. Bhattacharyya, D. Kanjilal, A. Ponomaryov, S. Zvyagin, and A. Kanjilal Role of Oxygen Vacancy on the Hydrophobic Behavior of TiO2 Nanorods on Chemically Etched Si Pyramids J. Phys. Chem. C 121, 278, 2017
114.	R. Tarasenko, A. Orendacova, E. Čižmár, M. Orendáč, I. Potočňák, S. Zvyagin, and A. Feher Spin Anisotropy in Cu(tn)Cl-2: A Quasi-Two-Dimensional S=1/2 Spatially Anisotropic Triangular-Lattice Antiferromagnet Journal of Physics Conference Series 903, 012005, 2017
113.	M.S. Henriques, D.I. Gorbunov, A.N. Ponomaryov, A. Saneei, M. Pourayoubi, D. Dusek, S. Zvyagin, M. Uhlarz, and J. Wosnitza A monomeric copper-phosphoramide complex: Synthesis, structure, and electronic properties Polyhedron 118, 154, 2016
112.	J. Wosnitza, S.A. Zvyagin, and S. Zherlitsyn Frustrated magnets in high magnetic fields-selected examples Reports on Progress in Physics 79, 074504, 2016
111.	A. Zorko, M. Gomilsek, M. Pregelj, M. Ozerov, S.A. Zvyagin, A. Ozarowski, V. Tsurkan, A. Loidl, and O. Zaharko Electron spin resonance insight into broadband absorption of the Cu3Bi(SeO3)(2)O2Br metamagnet AIP Advances 6, 056210, 2016
110.	A.N. Ponomaryov, M. Ozerov, L. Zviagina, J. Wosnitza, K.Y. Povarov, A. Zheludev, C. Landee, E. Cizmar, A.A. Zvyagin, and S.A. Zvyagin Electron spin resonance in a strong-rung spin-1/2 Heisenberg ladder Phys. Rev. B 93, 134416, 2016
109.	A.C. Tiegel, A. Honecker, T. Pruschke, A. Ponomaryov, S.A. Zvyagin, R. Feyerherm, and S.R. Manmana Dynamical properties of the sine-Gordon quantum spin magnet Cu-PM at zero and finite temperature Phys. Rev. B 94, 104411, 2016
108.	S M. Zlatar, M. Gruden, O.Yu. Vassilyeva, E.A. Buvaylo, A.N. Ponomarev, S.A. Zvyagin, J. Wosnitza, J. Krzystek, P. Garcia-Fernandez, and C. Duboc Origin of the Zero-Field Splitting in Mononuclear Octahedral Mn-IV Complexes: A Combined Experimental and Theoretical Investigation Inorganic Chem. 55, 1192, 2016
108.	M. Ozerov, M. Maksymenko, J. Wosnitza, A. Honecker, C.P. Landee, M.M. Turnbull, S.C. Furuya, T. Giamarchi, and S.A. Zvyagin Electron spin resonance modes in a strong-leg ladder in the Tomonaga-Luttinger liquid phase Phys. Rev. B. 92R, 24113, 2015
107.	S.A. Zvyagin, M. Ozerov, D. Kamenskyi, J. Wosnitza, J. Krzystek, D. Yoshizawa, M. Hagiwara, R. Hu, H. Ryu, C. Petrovic, and M. E. Zhitomirsky, Magnetic excitations in the spin-1/2 triangular-lattice antiferromagnet Cs2CuBr4 New J. Phys. 17, 113059, 2015
106.	M. Vavra, I. Potočňák, M. Dušek, E. Čižmár, M. Ozerov, and S.A. Zvyagin Low-dimensional compounds containing cyanido groups. XXVIII. Crystal structure, spectroscopic and magnetic properties of two copper(II) tetracyanidoplatinate complexes with 1,2-diaminopropane J. Solid State Chemistry 225, 208, 2015
105.	M. Pregelj, O. Zaharko, A. Zorko, M. Gomilšek, O. Sendetskyi, A. Günther, M. Ozerov, S. A. Zvyagin, H. Luetkens, C. Baines, V. Tsurkan, and A. Loidl, Controllable Broadband Absorption in the Mixed Phase of Metamagnets Adv. Functional Materials 25, 3634, 2015
104.	M. Ozerov, J. Romhányi, M. Belesi, H. Berger, J.-Ph. Ansermet, Jeroen van den Brink, J. Wosnitza, S. A. Zvyagin, and I. Rousochatzakis Establishing the fundamental magnetic interactions in the chiral skyrmionic Mott insulator Cu2OSeO3 by terahertz electron spin resonance Phys. Rev. Lett. 113, 157205, 2014
103.	E. Čižmár, M. Ozerov, K.W. Krämer, Ch. Rüegg, and S.A. Zvyagin Observation of anisotropic exchange in a spin ladder by ESR Acta Phys. Pol. A 126, 238, 2014
102.	R. Tarasenko, A. Orendáčová, E. Čižmár, S. Matas, M. Orendáč, V. Zelenak, V. Pavlik, K. Siemensmeyer, S.A. Zvyagin, J. Wosnitza, and A. Feher Neutron and EPR study of Cu(tn)Cl-2 - a two-dimensional spatially anisotropic triangular-lattice antiferromagnet Acta Phys. Pol. A 126, 232, 2014
101.	Z. Wang, D. Kamenskyi, O. Cepas, M. Schmidt, D.L. Quintero-Castro, A.T.M.N. Islam, B. Lake, A.A. Aczel, H.A. Dabkowska, A.B. Dabkowski, G.M. Y. Wan, A. Loidl, M. Ozerov, J. Wosnitza, S.A. Zvyagin, and J. Deisenhofer High-field electron spin resonance spectroscopy of singlet-triplet transitions in the spin-dimer systems Sr3Cr2O8 and Ba3Cr2O8 Phys. Rev. B 89, 174406, 2014
100.	S. A. Zvyagin, D. Kamenskyi, M. Ozerov, J. Wosnitza, M. Ikeda, T. Fujita, M. Hagiwara, A. I. Smirnov, T. A. Soldatov, A. Ya. Shapiro, J. Krzystek, R. Hu, H. Ryu, C. Petrovic, and M. E. Zhitomirsky Direct Determination of Exchange Parameters in Cs2CuBr4 and Cs2CuCl4: High-Field Electron-Spin-Resonance Studies Phys. Rev. Lett. 112, 077206, 2014
99.	V. Tkac, A. Orendacova, E. Cizmar, M. Orendac, S.A. Zvyagin, A.G. Anders, V. Pavlik, and A. Feher Experimental study of magnetic anisotropy in a layered CsNd(MoO4)(2) J. of All. and Comp. 591, 100, 2014
98.	A.A. Validov, M. Ozerov, J. Wosnitza, S. Zvyagin, M.M Turnbull, C.P. Landee, and G.B Teitel'baum ESR of coupled spin-1/2 chains in copper pyrazine dinitrate: unveiling geometrical frustration J. Phys.: Condens. Matter 26, 026003, 2013
97.	U. Löw, S. Zvyagin, M. Ozerov, U. Schaufuss, V. Kataev, B. Wolf, and B. Lüthi, Magnetization, magnetic susceptibility and ESR in Tb3Ga5O12 Eur. Phys. J. B 86: 87, 2013
96.	P. Vrabel, M. Orendáč, A. Orendáčová, E. Čižmár, R. Tarasenko, S. Zvyagin, J. Wosnitza, J. Prokleska, V. Sechovsky, V. Pavlik, and S. Gao, Slow spin relaxation induced by magnetic field in [NdCo(bpdo)(H2O)(4)(CN)(6)] center dot 3H(2)O J. Phys.: Cond. Matt. 25, 186003, 2013
95.	R. Tarasenko, A. Orendáčová, E. Čižmár, S. Matas, M. Orendáč, I. Potocnak, K. Siemensmeyer, S. Zvyagin, J. Wosnitza, and A. Feher, Spin anisotropy in Cu(en)(H2O)(2)SO4: A quasi-two-dimensional S=1/2 spatially anisotropic triangular-lattice antiferromagnet Phys. Rev. B 87, 174401, 2013
94.	M.O. Liedke, M. Koerner, K. Lenz, M. Fritzsche, M. Ranjan, A. Keller, E. Čižmár, S.A. Zvyagin, S. Facsko, K. Potzger, J. Lindner, and J. Fassbender Crossover in the surface anisotropy contributions of ferromagnetic films on rippled Si surfaces Phys. Rev. B 87, 024424, 2013
93.	A.P. Forshaw, J.M. Smith, A. Ozarowski, J. Krzystek, D. Smirnov, S.A. Zvyagin, T.D. Harris, H.I. Karunadasa, J.M. Zadrozny, A. Schnegg, K. Holldack, T.A. Jackson, A. Alamiri, D.M. Barnes, and J. Telser Low-Spin Hexacoordinate Mn(III): Synthesis and spectroscopic investigation of Homoleptic Tris(pyrazolyl)borate and Tris(carbene)borate Complexes Inorg. Chem. 52, 144, 2013
92.	A.-L. Barra, M. Goiran, R. Sessoli, and S.A. Zvyagin Resonance THz spectroscopy in high magnetic fields Comptes Rendus Physics 14, 106, 2013
91.	M. Ozerov, J. Wosnitza, E. Čižmár, R. Feyerherm, S.R. Manmana, F. Mila, and S.A. Zvyagin, Field-induced gap in the spin-1/2 Heisenberg chain compound Cu-Pyrimidine Dinitrate: ESR studies in magnetic fields up to 63 T J. Low Temp. Phys. 170, 268, 2013
90.	D. Kamenskyi, J. Wosnitza, J. Krzystek, A.A. Aczel, H.A. Dabkowska, A.B. Dabkowski, G.M. Luke, and S.A. Zvyagin High-field ESR studies of the quantum spin dimer system Ba3Cr2O8 J. Low Temp. Phys. 170, 231, 2013
89.	S.A. Zvyagin Spin dynamics of S = 1/2 Heisenberg chains with a staggered transverse field: electron spin resonance studies (Review Article) Low Temp. Phys. 38, 819, 2012
88.	Y. Kohama, S. Wang, A. Uchida, K. Prsa, S. Zvyagin, Yu. Skourski, R.D. McDonald, L. Balicas, H.M. Ronnow, C. Rüegg, and M. Jaime Anisotropic Cascade of Field-Induced Phase Transitions in the Frustrated Spin-Ladder System BiCu2PO6 Phys. Rev. Lett. 109, 167204, 2012
87.	M. Ozerov, J. Wosnitza, E. Čižmár, R. Feyerherm, S. R. Manmana, F. Mila, and S. A. Zvyagin Field-Induced Gap in the Spin-1/2 Heisenberg Chain Compound Cu-Pyrimidine Dinitrate: ESR Studies in Magnetic Fields up to 63 T J. Low Temp. Phys., DOI 10.1007/s10909-012-0757-6, 2012
86.	J. Krzystek, A. Ozarowski, S.A. Zvyagin, and J. Telser High Spin Co(I): High-Frequency and -Field EPR Spectroscopy of CoX(PPh3)(3) (X = Cl, Br) Inorganic Chemistry 51, 4954, 2012
85.	R. Tarasenko, A. Orendáčová, E. Čižmár, M. Orendáč, S.A. Zvyagin, and J. Wosnitza EPR Study of the Two-Dimensional Quantum System Cu(en)(H2O)(2)SO4 Acta Physica Polonica 121, 1095, 2012
84.	C. Psaroudaki, S.A. Zvyagin, J. Krzystek, A. Paduan-Filho, X. Zotos, and N. Papanicolaou Magnetic excitations in the spin-1 anisotropic antiferromagnet NiCl(2)-4SC(NH(2))(2) Phys. Rev. B 85, 014412, 2012
83.	M.D. Drahus, P. Jakes, E. Erdem, S. Schaab, J. Chen, M. Ozerov, S. Zvyagin, and R.A. Eichel Manganese-doped (1-x)BiScO(3)-xPbTiO(3) high-temperature ferroelectrics: Defect structure and mechanism of enhanced electric resistivity Phys. Rev. B 84, 064113, 2011
82.	J.L. Manson, S.L. Lapidus, P.W. Stephens, P.K. Peterson, K.E. Carreiro, H.I. Southerland, T. Lancaster, S.J. Blundell, A.J. Steele, P.A. Goddard, F.L. Pratt, J. Singleton, Y. Kohama, R.D. McDonald, R.E. Del Sesto, N.A. Smith, J. Bendix, S.A. Zvyagin, J. Kang, C. Lee, M.H. Whangbo, V.S. Zapf, and A. Plonczak Structural, Electronic, and Magnetic Properties of Quasi-1D Quantum Magnets [Ni(HF(2))(pyz)(2)]X (pyz = pyrazine; X = PF(6)(-), SbF(6)(-)) Exhibiting Ni-FHF-Ni and Ni-pyz-Ni Spin Interactions Inorganic Chemistry 50, 5990, 2011
81.	M. Vavra, I. Potočňák, E. Čižmár, M. Kajňaková, M. Dušek, H. Schmidt, M. Ozerov, S.A. Zvyagin, L. Dlháň, and R. Boča Low-dimensional compounds containing cyanido groups. XXI. Crystal structure, spectroscopic, thermal and magnetic properties of two polymorphous, modifications of [Cu(men)(2)Pt(CN)4](n) complex ((men) = N-methyl-1,2-diaminoethane) Polyhedron 30, 269, 2011
80.	S.A. Zvyagin, E. Čižmár, M. Ozerov, J. Wosnitza, R. Feyerherm, S.R. Manmana, and F. Mila Field-induced gap in a quantum spin-1/2 chain in a strong magnetic field Phys. Rev. B 83, 060409(R), 2011
79.	E. Čizmár, M. Ozerov, J. Wosnitza, B. Thielemann, K. W. Krämer, Ch. Rüegg, O. Piovesana, M. Klanjsek, M. Horvatić, C. Berthier, and S. A. Zvyagin Anisotropy of magnetic interactions in the spin-ladder compound (C5H12N)2CuBr4 Phys. Rev. B 82, 054431, 2010
78.	M. Ozerov, A. A. Zvyagin, E. Čizmár, J. Wosnitza, R. Feyerherm, F. Xiao, C. P. Landee, and S. A. Zvyagin Spin dynamics in S=1/2 chains with next-nearest-neighbor exchange interactions Phys. Rev. B 82, 014416, 2010
77.	M. Orendáč, L. Sedláková, E. Čizmár, A. Orendáčová, A. Feher, S. A. Zvyagin, J. Wosnitza, W. H. Zhu, Z. M. Wang, and S. Gao Spin relaxation and resonant phonon trapping in [Gd2(fum)3(H2O)4]⋅3H2O Phys. Rev. B 81, 214410, 2010
76.	J. Krzystek, D.C. Swenson, S.A. Zvyagin, D. Smirnov, A. Ozarowski, J. Telser Cobalt(II) "Scorpionate" Complexes as Models for Cobalt-Substituted Zinc Enzymes: Electronic Structure Investigation by High-Frequency and -Field Electron Paramagnetic Resonance Spectroscopy J. Am. Chem. Soc. 132, 5241, 2010
75.	D. Kropman, E. Mellikov, A. Oepik, K. Lott, T. Kaerner, I. Heinmaa, T. Laas, A. Medvid, W. Skorupa, S. Prucnal, L. Rebohle, S. Zvyagin, E. Čizmár, M. Ozerov, J. Wosnitza Interaction of point defects with impurities in the Si-SiO2 system and its influence on the properties of the interface Thin Solid Films 518, 2374, 2010
74.	E. Čizmár, M. Ozerov, Y. Skourski, S.A. Zvyagin, J.A. Schlueter, J. L. Manson, J. Wosnitza, High-Field Magnetization Study of [Cu(pyz)(2)(HF2)]PF6: An S=1/2 Quasi-two-dimensional Heisenberg Magnet J. Low Temp. Phys. 159, 92, 2010
73.	E. Čizmár, S.A. Zvyagin, R. Beyer, M. Uhlarz, M. Ozerov, Y. Skourski, J.L. Manson, J.A. Schlueter, J. Wosnitza Magnetic properties of the quasi-two-dimensional S=1/2 Heisenberg antiferromagnet [Cu(pyz)(2)(HF2)]PF6 Phys. Rev. B 81, 064422, 2010
72.	S.Q. Zhou, E. Čizmár, K. Potzger, M. Krause, G. Talut, M. Helm, J. Fassbender, S.A. Zvyagin, J. Wosnitza, H. Schmidt Origin of magnetic moments in defective TiO2 single crystals Phys. Rev. B 79, 113201, 2009
71.	S.A. Zvyagin, M. Ozerov, E. Čizmár, D. Kamenskyi, S. Zherlistyn, T. Herrmannsdoerfer, J. Wosnitza, R. Wuensch, W. Seidel Terahertz-range free-electron laser electron spin resonance spectroscopy: Techniques and applications in high magnetic fields Review of Scientific Instruments 80, 073102, 2009
70.	A. Orendácová, E. Čizmár, L. Sedlakova, J. Hanko, M. Kajnakova, M. Orendáč, A. Feher, J.S. Xia, L. Yin, D.M. Pajerowski, M.W. Meisel, V. Zelenak, S. Zvyagin, J. Wosnitza Interplay of frustration and magnetic field in the two-dimensional quantum antiferromagnet Cu(tn)Cl-2 Phys. Rev. B 80, 144418, 2009
69.	I. Protocnak, M. Vavra, E. Čizmár, M. Kajnakova, A. Radvakova, D. Steinborn, S. Zvyagin, J. Wosnitza, and A. Feher Low-dimensional compounds containing cyano groups. XVII. Crystal structure, spectroscopic, thermal and magnetic properties of [Cu(bmen)2][Pt(CN)4] (bmen = N,N-dimethylethylenediamine) Journal of Solid State Chemistry 182, 196, 2009
68.	R.P. Prasankumar, H.J. Lee, H. Okamura, H. Imai, Y. Shimakawa, Y. Kubo, S. Zvyagin, K. Kamenev, G. Balakrishnan, D. Mck. Paulf, S.A. Trugman, A.J. Taylor, R.D. Averitt Probing nanoscale inhomogeneities in transition metal oxides with ultrafast mid-infrared spectroscopy Physica B: Cond. Matt. 403, 1401, 2008
67.	S.Q. Zhou, G. Talut, K. Potzger, A. Shalimov, J. Grenzer, W. Skorupa, M. Helm, J. Faasbender, E. Čizmár, S.A. Zvyagin, J. Wosnitza, Crystallographically oriented Fe nanocrystals formed in Fe-implanted TiO2 J. of Appl. Physics 103, 083907, 2008
66.	S.A. Zvyagin, J. Wosnitza, A.K. Kolezhuk, V.S. Zapf, M. Jaime, A. Paduan-Filho, V.N. Glazkov, S.S. Sosin, A.I. Smirnov Spin dynamics of NiCl2-4SC(NH2)(2) in the field-induced ordered phase Phys. Rev. B 77, 092413, 2008
65.	E. Čizmár, M. Ozerov, O. Ignatchik, T.P. Papageorgiou, J. Wosnitza, S.A. Zvyagin, J. Krzystek, Z. Zhou, C.P. Landee, B.R. Landry, M.M. Thurnbull, J.L. Wikara Magnetic properties of the Haldane-gap material [Ni(C2H8N2)(2)NO2](BF4) New J. of Physics 10, 033008, 2008
64.	S.A. Zvyagin, C. D. Batista, J. Krzystek, V. S. Zapf, M. Jaime, A. Paduan-Filho, J. Wosnitza Observation of two-magnon bound states in the spin-1 anisotropic Heisenberg antiferromagnetic chain system NiCl2-4SC(NH2)(2) Physica B 403, 1497, 2008
63.	V. Gnezdilov, V. Bedarev, S. Gnatchenko, M. Pashchenko; Yu. Pashkevich, P. Lemmens, S. Zvyagin, X. Mo, W. Queen, S.-J. Hwu Structural phase transition in two-dimensional tetramer-cuprate Na5RbCu4(AsO4)(4)Cl-2 Low Temp. Physics 33, 684, 2007
62.	R. P. Prasankumar, S. Zvyagin, K. V. Kamenev, G. Balakrishnan, D. Mck. Paul, A. J. Taylor, and R. D. Averitt Phase inhomogeneities in the charge-orbital-ordered manganite Nd0.5Sr0.5MnO3 revealed through polaron dynamics Phys. Rev. B 76, 020402 (R), 2007
61.	S.A. Zvyagin, J. Wosnitza, A.K. Kolezhuk, J. Krzystek, and R. Feyerherm Electron spin resonance in S=1/2 Heisenberg chains with alternating g-tensor and the Dzyaloshinskii-Moriya interaction J. Magn. and Magn. Mat. 310, 1209, 2007
60.	S.A. Zvyagin, J. Wosnitza, J. Krzystek, R. Stern, M. Jaime, Y. Sasago, and K. Uchinokura Spin-triplet excitons and anisotropy effects in the S=1/2 gapped antiferromagnet BaCuSi2O6 J. Magn. and Magn. Mat. 310, 1206, 2007
59.	S. A. Zvyagin, J. Wosnitza, C. D. Batista, M. Tsukamoto, N. Kawashima, J. Krzystek, V. S. Zapf, M. Jaime, N. F. Oliveira, Jr., and A. Paduan-Filho Magnetic Excitations in the Spin-1 Anisotropic Heisenberg Antiferromagnetic Chain System NiCl2-4SC(NH2)2 Phys. Rev. Lett. 98, 047205, 2007
58.	S.A. Zvyagin, J. Wosnitza, A.K. Kolezhuk, J. Krzystek, and R. Feyerherm Elementary Excitations in S=1/2 Heisenberg Spin Chains with Alternating g-tensor and the Dzyaloshinskii-Moriya Interaction Journal of Physics: Conference Series 51, 39, 2006
57.	P.J. Desrochers, J. Telser, S.A. Zvyagin, A. Ozarowski, J. Krzystek, and D.A. Vicic Electronic structure of four-coordinate C3v nickel(II) scorpionate complexes: investigation by High-Frequency and -Field Electron Paramagnetic Resonance and electronic absorption spectroscopies Inorg. Chem. 45 (22), 8930, 2006
56.	S. Zherlitsyn, A.D. Bianchi, T. Herrmannsdoerfer, F. Pobell, Yu. Skourski, A. Sytcheva, S. Zvyagin and J. Wosnitza Coil Design for Non-Destructive Pulsed-Field Magnet Targeting 100 T IEEE Transactions on Applied Superconductivity 16, 1660, 2006
55.	S.A. Zvyagin, J. Wosnitza, J. Krzystek, R. Stern, M. Jaime, Y. Sasago, and K. Uchinokura Spin-Triplet Excitons in the S=1/2 Gapped Antiferromagnet BaCuSi₂O₆: Electron Paramagnetic Resonance Studies Phys. Rev. B 73, 09446, 2006
54.	J. Krzystek, S.A. Zvyagin, A. Ozarowski, S. Trofimenko and J. Telser Tunable-frequency high-field electron paramagnetic resonance Journal of Magnetic Resonance 178, 174, 2006
53.	S. A. Zvyagin, A. K. Kolezhuk, J. Krzystek, and R. Feyerherm Electron Spin Resonance in sine-Gordon spin chains in the perturbative spinon regime Phys. Rev. Lett. 95, 017207, 2005
52.	J. Cao, J.T. Haraldsen, S. Brown, J.L. Musfeld, J.R. Thompson, S.A. Zvyagin, J. Krzystek, M.-H. Whangbo, S.E. Nagler, and C.C. Torardi Understanding low-energy magnetic excitations and hydrogen bonding in VOHPO₄ x 1/2 H₂O Phys. Rev. B 72, 214421, 2005
51.	S. E. Sebastian, D. Yin, P. Tanedo, G. A. Jorge, N. Harrison, M. Jaime, Y. Mozharivskyj, G. Miller, J. Krzystek, S. A. Zvyagin, and I. R. Fisher High field behavior of the spin gap compound Sr₂Cu(BO₃)₂ Phys. Rev. B 71, 212405, 2005
50.	Y. Oshima, E. Jobiliong, T. Tokumoto, J. S. Brooks, S. A. Zvyagin, J. Krzystek, H. Tanaka, A. Kobayashi, H. Cui, and H. Kobayashi EMR measurements of field-induced superconductor lambda-(BETS)₂Fe_0.6Ga _0.4Cl₄ Synthetic Metals 153 (1-3), 365 Part 2 Sp. Iss. SI, 2005
49.	J. Telser, J. van Slageren, S. Vongtragool, M. Dressel, W. M. Reiff, S.A. Zvyagin, A. Ozarowski, and J. Krzystek High-frequency-field EPR spectroscopy of the high-spin ferrous ion in hexaaqua complexes Magn. Reson. Chem. 43, S130, 2005
48.	J. Krzystek; A. Ozarowski, S. Trofimenko, S.A. Zvyagin, and J. Telser Tunable-frequency Electron Paramagnetic Resonance - a novel tool to investigate high-spin transition metal coordination complexes Advances in Coordination and Bioinorganic Chemistry 2005, 143-158, 2005
47.	D.E. Lansky, B. Mandimutsira, B. Ramdhanie, M. Clausen, J. Penner-Hahn, S.A. Zvyagin, J. Telser, J. Krzystek, R.Q. Zhan, Z.P. Ou, K.M. Kadish, L. Zakharov, A.L. Rheingold, and D.P. Goldberg Synthesis, characterization, and physicochernical properties of manganese(III) and manganese(V)-oxo corrolazines Inorganic Chemistry 44 (13): 4485, 2005
46.	Y. Yukawa, G. Aromi, S. Igarashi, J. Ribas, S.A. Zvyagin, and J. Krzystek [GdNi₆] and [LaNi₆]: high-field EPR spectroscopy and magnetic studies of exchange-coupled octahedral clusters Angew. Chem. Int. Ed. 44, 1997, 2005
45.	S.A. Zvyagin, A.K. Kolezhuk, J. Krzystek, and R. Feyerherm Excitation hierarchy of the quantum sine-Gordon spin chain in strong magnetic field Phys. Rev. Lett. 93, 027201, 2004
44.	M. Jaime, V.F. Correa, N. Harrison, C.D. Batista, N. Kawashima, Y. Kazuma, G.A. Jorge, R. Stern, I. Heinmaa, S.A. Zvyagin, Y. Sasago, and K. Uchinokura Magnetic-Field-Induced Condensation of Triplons in Han Purple Pigment BaCuSi₂O₆ Phys. Rev. Lett. 93, 087203, 2004
43.	S.A. Zvyagin High-field ESR Spectroscopy of low-dimensional quantum spin systems, in Spectroscopy of Emerging Materials ed. by E.C. Faulques, D.L. Perry, and A.V. Yeremenko, NATO ARW Series, Kluwer Academic Publishers, The Netherlands, 2004
42.	J. Telser, J. Krzystek, S. Zvyagin, A. Ozarowski, A.T. Fiedler, T.C. Brunold Definitive spectroscopic determination of zero-field splitting in high-spin cobalt(II). Abstracts of papers of the American Chemical Society 227: U1555-U1555 954-INOR Part 1, MAR 28, 2004
41	J. Krzystek, A.T. Fiedler, J.J. Sokol, A. Ozarowski, S.A. Zvyagin, T.C. Brunold, J.R. Long, L.C. Brunel, and J. Telser Pseudooctahedral Complexes of Vanadium(III): Electronic Structure Investigation by Magnetic and Electronic Spectroscopy Inorg. Chem. 43, 5645, 2004
40.	D. Viehland, J.F. Li, S. A. Zvyagin, A.P. Pyatakov, A. Bush, B. Ruette, V.I. Belotelov, A.K. and Zvezdin Induced phase transition in BiFeO₃ by high-field electron spin resonance Ferroelectrics 301, 229, 2004
39.	J. Krzystek, S.A. Zvyagin, A. Ozarowski, A.T. Fiedler, T.C. Brunold, and J. Telser Definitive Spectroscopic Determination of Zero-Field Splitting in High-Spin Cobalt(II) J. Am. Chem. Soc. 126 (7), 2148, 2004
38.	A. Ozarowski, S.A. Zvyagin, W.M. Reiff, J. Telser, L.-C. Brunel, and J. Krzystek High-Frequency and -Field EPR of a Pseudo-octahedral Complex of High-Spin Fe(II): Bis(2,2'-bi-2-thiazoline)bis(isothiocyanato)iron(II) J. Am. Chem. Soc. 126 (21), 6574, 2004
37.	K.-Y. Choi, S.A. Zvyagin, G. Cao, and P. Lemmens Coexistence of dimerization and long-range magnetic order in the frustrated spin-chain system LiCu₂O₂,: inelastic light scattering study Phys. Rev. B 69, 104421, 2004
36.	A.E. Kovalev, S.A. Zvyagin, C.R. Bowers, J.L. Reno, and J.A. Simmons Observation of a node in the quantum oscillations induced by microwave radiation Solid State Commun. 130, 379, 2004
35.	B. Ruette, S. Zvyagin, A.P. Pyatakov, A. Bush, J.F. Li, J.F., V.I. Belotelov, A.K. Zvezdin, and D. Viehland Magnetic-field-induced transition in BiFeO₃ observed by high-field electron spin resonance: Cycloidal to homogeneous spin order Phys. Rev. B 69, 064114, 2004
34.	S.A. Zvyagin, J. Krzystek, P.H.M. van Loosdrecht, G. Dhalenne, and A. Revcolevschi High-field ESR study of the dimerized-incommensurate phase transition in the spin-Peierls compound CuGeO₃ Physica B 346-347, 1, 2004
33.	S. Zvyagin, B.C. Watson, J.H. Park, D.A. Jensen,, A. Angerhofer, L.C. Brunel, D.R. Talham, and M.W. Meisel ESR study of (C₅H₁₂N)₂CuBr₄ Physica B 329 1211, 2003
32.	S.A. Zvyagin, J. Krzystek, P.H.M. van Loosdrecht, G. Dhalenne, and A. Revcolevschi Field-induced structural evolution in the spin-Peierls compound CuGeO₃: high-field ESR study Phys. Rev. B 67, 212403, 2003
31.	I.B. Rutel, S.A. Zvyagin, J.S. Brooks, J. Krzystek, P. Kuhns, A.P. Reyes, B.H. Ward, J.A. Schlueter, R.W. Winter, and G.L. Gard High field magnetic resonant properties of beta'-(ET)₂SF₅CF₂SO₃ Phys. Rev. B 67, 214417, 2003
30.	S. Zvyagin, G. Cao, Y. Xin, S. McCall, T. Caldwell, W. Moulton, L.-C. Brunel, A. Angerhofer, and J.E. Crow Dimer liquid state in the quantum antiferromagnet compound LiCu₂O₂ Phys. Rev. B 66, 064424, 2002
29.	S.A. Zvyagin, G. Cao, L.-C. Brunel, and J. E. Crow ESR evidence of the quantum spin gap in LiCu₂O₂ Int. J. Modern Physics B 16 , 3373, 2002
28.	S. Zvyagin, G. Cao, L.-C. Brunel, J. Crow ESR evidence of the quantum spin gap in LiCu₂O₂, in Physical Phenomena at High Magnetic Fields IV ed. by G. Boebinger, Z. Fisk, L.P. Gor'kov, A. Lacerda, and J.R. Schrieffer, World Scientific 481, 2002
27.	S. Zvyagin, A. Angerhofer, K. Kamenev, L.-C. Brunel, G. Balakrishnan, and D. McK.Paul Microwave properties of Nd_0.5Sr_0.5MnO₃: a key role of the (x²-y²)-orbital effects Solid State Comm. 121, 117, 2002
26.	S. Zvyagin, H. Schwenk, B. Lüthi, K.V. Kamenev, G. Balakrishnan, D. McK.Paul, V.I. Kamenev, and Yu.G. Pashkevich Ultrasonic investigation of Nd_0.5Sr_0.5MnO₃ J. Magn. and Magn. Mat. 226-230, 882, 2001
25.	S. Zvyagin, H. Schwenk, B. Lüthi, K.V. Kamenev, G. Balakrishnan, D. McK.Paul, V.I. Kamenev, and Yu.G. Pashkevich Ultrasonic and magnetic studies of Nd_0.5Sr_0.5MnO₃ Phys. Rev. B 62, 6104(R), 2000
24.	M. Orendác, E. Cizmár, A. Orendácová, J. Cernák, A. Feher, M. W. Meisel, K. A. Abboud, S. Zvyagin, M. Sieling, T. Rieth, and B. Lüthi Magnetic and thermodynamic properties of Ni(C₁₀H₈N₂)₂Ni(CN) _4.x2H₂O: an S=1 Heisenberg antiferromagnetic chain with strong in-plane anisotropy and subcritical exchange coupling Phys. Rev. B 61, 3223, 2000
23.	M. Sieling, U. Löw, B. Wolf, S. Schmidt, S. Zvyagin, and B. Lüthi High magnetic-field ESR in the Haldane spin chains NENP and NINO Phys. Rev. B 61, 88, 2000
22.	A. Orendácová, M. Orendác, M. Kajnakova, A. Feher, A. Hudak, J. Chernák, J. Kovác, and S. Zvyagin Magnetic properties of chain-like structures based on Cu(II) Acta Physica Slovaca 49, 473, 1999
21.	M. Orendác, S. Zvyagin, N. Papanicolaou, A. Orendácová, M. Sieling, B. Lüthi, and A. Feher, M.W. Meisel Single-ion bound states in S=1 Heisenberg antiferromagnetic chains with planar anisotropy and subcritical exchange coupling Phys. Rev. B 60, 4170, 1999
20	S. Schmidt, B. Wolf, M. Sieling, S. Zvyagin, and B. Lüthi ESR modes in C_sCuCl₃ in pulsed magnetic fields Solid State Comm. 108, 509, 1998
19.	A. Orendácová, M. Orendác, A. Feher, S. Zvyagin, M. Sieling, and B. Lüthi Experimental evidences of one-site two-magnon bound state in S=1 planar Heisenberg chain Ni(C₂H₈N₂)₂Ni(CN)₄ Acta Physica Slovaca 48, 825, 1998
18.	M. Sieling, T. Rieth, S. Schmidt, B. Lüthi, and S.A. Zvyagin Magnetic resonance in powder-samples of quasi-one-dimensional anisotropic S=1 spin systems J. Magn. and Magn. Mat. 177-181, 695, 1998
17.	H. Schwenk, D. König, M. Sieling, S. Schmidt, W. Palme, B. Lüthi, S. Zvyagin, R.S. Eccleston, M. Azuma, and M. Takano Magnetic resonances in spin ladder systems (VO)₂P₂O₇, SrCu₂O₃ and Sr₂Cu₃O₅ Physica B 237-238, 115, 1997
16.	H. Schwenk, M. Sieling, D. König, W. Palme, S.A. Zvyagin, B. Lüthi, and R.S. Eccleston Magnetic resonance and magnetization in the spin ladder compound (VO)₂P₂O₇ Solid State Comm. 100, 381, 1996
15.	S.A. Zvyagin, T. Rieth, M. Sieling, S. Schmidt, and B. Lüthi Magnetic excitation spectrum in large-D chain NENC Czechoslovak J. of Physics 46, Suppl. S4, 1937, 1996
14.	S.A. Zvyagin, V.V. Eremenko, V.V. Pishko, A. Feher, M. Orendác, and A. Orendácová Magnetic excitations in Ni(C₂H₈N₂)₂Ni(CN) ₄ Low Temp. Physics 21, 680, 1995
13.	M. Orendác, A. Orendácová, A. Feher, J. Chomic, S.A. Zvyagin, V.V. Eremenko, and V.V. Pishko On the magnetic properties of the low-dimensional magnet Cu(C₂H₈N₂)₂Ni(CN) ₄ J. Magn. and Magn. Mat. 140-145, 1645, 1995
12.	Eremenko, S.A. Zvyagin, and V.V. Pishko, V.V. Tsapenko Magnetic excitations in Sm₂CuO₄ IEEE Trans. on Magnetics 30, 858, 1994
11.	A.G. Anders, S.V. Volotskiy, V.V. Eremenko, S.A. Zvyagin, V.A. Novosad, and V.V. Pishko Magnetodipole excitations and ground state of the rare-earth ion in Sm₂CuO₄ Low Temp. Physics 10, 814, 1993
10.	V.A. Blinkin, Yu.G. Pashkevich, V.V. Eremenko, S.A. Zvyagin, and V.V. Pishko Antiferromagnetic resonance in Nd₂Cu0₄ Sov. J. Low Temp. Physics 18, 848, 1992
9.	V.V. Eremenko, S.A. Zvyagin, V.V. Pishko, S.N. Barilo,and D.I. Zhigunov Experimental investigation of magnetic resonance in Nd₂Cu0₄ Sov. J. Low Temp. Physics 18, 296, 1992
8.	V.V. Eremenko, S.A. Zvyagin, V.V. Pishko, Yu.G. Pashkevich, and V.V. Shahov Resonance properties of four-sublattice antiferromagnetic CuCl₂x2H₂O Sov. J. Low Temp. Physics 18, 175, 1992
7.	V.G. Baryakhtar, V.V. Eremenko, S.A. Zvyagin, Yu.G. Pashkevich, V.V. Pishko, V.L. Sobolev, and V.V. Shahov Line width of the magnetic resonance exchange modes in a four-sublattice rhombic antiferromagnet Sov. Phys. JETP 73, 1046, 1991
6.	V.V. Eremenko, S.A. Zvyagin, V.V. Pishko, S.N. Barilo, and D.I. Zhigunov Observation of magnetic resonance in Pr₂CuO₄ and Nd₂CuO₄ JETP Letters 52, 339, 1990
5.	V.G. Baryakhtar, V.V. Eremenko, S.A. Zvyagin, Yu.G. Pashkevich, V.V. Pishko, V.L. Sobolev, and V.V. Shakhov Exchange spin-wave relaxation in cooper chloride dehydrate preprint ISC-90-25-Kharkov, Institute for Single Crystals, Kharkov, Ukraine, 1990
4.	V.V. Eremenko, S.A. Zvyagin, Yu.G. Pashkevich, V.V. Pishko, V.L. Sobolev, and S.A. Fedorov Exchange spin waves and their manifestation in two-magnon absorption and Raman scattering Journal de Physique 49, c8-913, 1988
3.	V.V. Eremenko, S.A. Zvyagin, Yu.G. Pashkevich, V.V. Pishko, V.L. Sobolev, and V.V. Shahov Temperature dependence of the frequencies of exchange modes of antiferromagnetic resonance in CuCl₂x2H₂O Sov. Phys. Solid State 30, 729, 1988
2.	V.V. Eremenko, S.A. Zvyagin, Yu. G. Pashkevich, V.V. Pishko, V.L. Sobolev, and S.A. Fedorov Spin wave spectra of multilattice antiferromagnets. Two-magnon absorption on the exchange modes preprint ITP-86-34P-Kiev, Institute for Theoretical Physics, Kiev, Ukraine, 1987
1.	V.V. Eremenko, S.A. Zvyagin, Yu.G. Pashkevich, V.V. Pishko, V.L. Sobolev, and S.A. Fedorov Two-magnon absorption and characteristics of the spin-wave spectrum of multisublattice antiferromagnets Sov. Phys. JETP 66, 1184, 1987