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Іванов Борис Олексійович, Завідуючий Лабораторією

Контактна інформація:
Інститут магнетизму
бульв. Вернадського, 36-б
Київ 03142
bivanov@i.com.ua
тел.: +380 44 424 10 20
факс: +380 44 424 10 20

Головна | Резюме | Список публікацій

Список публікацій

Книги
  • V.G.Bar'yakhtar, B.A.Ivanov. Modern magnetism. The primer. Kiev,1983,205p. (Engl. Translation - Moskva, Mir, 1985). A.M.Kosevich, B.A.Ivanov and A.S.Kovalev. Nonlinear magnetization waves. Dynamical and topological solitons. Kiev, 1983, 189p. (in Russian).
  • V.G.Bar'yakhtar, B.A.Ivanov. In the world of magnetic domains. Kiev,1986,158p. (in Russian).
  • V.G.Bar'yakhtar, M.V.Chetkin, B.A.Ivanov and S.N.Gadetskii. Dynamics of topological magnetic solitons. Experiment and theory. Springer Tracts in Modern Physics., V.129, 185pp., Springer-Verlag, 1994.

Статті
  • V.G. Bar'yakhtar and B.A.Ivanov. Intermediate state and the dynamic and static properties of dom ain walls in two-sublattice magnetic materials. Sov. Sci. Rev. A. Phys., Ed. by Khalatnikov, Vol.6 p.404-513 (1985).
  • A.M.Kosevich, B.A.Ivanov and A.S.Kovalev.Magnetic solitons: a new type of collective excitations in magnets. ibid, p.162-260.
  • V.G.Bar'yakhtar, B.A.Ivanov. Soliton thermodynamics of low-dimensional magnets.ibid, V.16, #3, 192p. (1992).
  • V.G.Bar'yakhtar, B.A.Ivanov and M.V.Chetkin. Nonlinear dynamics of domain walls in weak ferromagnets. Uspekhi Fiz.Nauk,v.146, p.417-468 (1985) (Sov.Phys.-Uspekhi, v.28,563 (1985)).
  • A.M.Kosevich, B.A.Ivanov and A.S.Kovalev. Magnetic solitons. Phys.Reports, v.194, #3&4, p.117-238 (1990).
  • B.A.Ivanov and A.K.Kolezhuk. Solitons in low-dimensional antiferromagnets. Fiz. Nizkikh Temp. v.21, p.355-389 (1995) [Low Temp. Phys. v.21, #4 (1995)].
  • B. A. Ivanov and A. K. Kolezhuk, Quantum Tunneling in Magnetic Nanostructures. In.: Frontiers in Magnetism of Reduced Dimention Systems. NATO ASI Series Hihg Technology, V. 49., Kluver Academic Publishers, 1998. P. 279 -310.
  • B. A. Ivanov, Mesoscopic Antiferromagnets: Dynamics, Statics, Quantum Tunneling [Review article], Fiz. Nizk. Temp., accepted to #8 (2005)

Недавні публікації

100. B. A. Ivanov. Rotational 2D and 3D solitons in magnetic materials. Pis'ma Zh. Eksp. Teor. Fiz., 56, 118 (1992).

101. B. A. Ivanov, A. N. Kichizhiev and D. D. Sheka. Magnetic vortices in strongly anisotropic ferromagnet with spin S=1. Fiz. Nizk. Temp., 18, 921 (1992).

102. B. A. Ivanov, N. A. Kichizhiev, Yu. N. Mitsai. On the nonlinear dynamics and relaxation of highly anisotropic ferromagnets. Zh. Eksp. Teor. Fiz., 102, 618 (1992).

103. B. A.Ivanov, A.S.Loginov, A.Maziewski, T.B.Rozanova, A.Stankiewicz. Dynamic domain reorientation in pulsed magnetic fields. Pis'ma Zh. Eksp. Teor.Fiz., 56, 201 (1992).

104. B.A.Ivanov, S.N.Lyakhimets. New look to the coercivity of the amorphous and nanocrystalline magnetic materials. JMMM, 112, 26 (1992).

105. B.A.Ivanov and G.K.Oksyuk. On the dynamic of kink-type solitons in an elastic medium. Phys.Lett.A, 170 63 (1992).

106. B.A.Ivanov and A.L.Sukstankii. On magnetic relaxation in antiferromagnets. JMMM, 117, 102 (1992).

107. B.A.Ivanov, A.N.Kichizhiev, E.V.Tartakovskaya. Stability of domain boundaries in a highly anisotropic ferromagnet with a unit spin. Ukr. Fiz. Zh., 37, 1039 (1992).

108. B. A. Ivanov, A. A. Zhmudskii, G. K. Oksyuk. Concerning the dynamics of kink-type topological solitons in elastic medium with the account taken of viscosity. Ibid, 1866 (1992).

109. B. A. Ivanov and K. A. Safaryan. Bloch line drag in a moving domain wall. Fiz. Tverd. Tela, v. 34, 1842 (1992).

110. E. G. Galkina, B. A. Ivanov and V. A. Stephanovich. Phenomenological theory of Bloch point relaxation. JMMM, 118, 373 (1993).

111. B. A. Ivanov, A. K. Kolezhuk. New method for semiclassical description of one-dimensional quantum antiferromagnets. Fiz. Nizk. Temp., 19, 341 (1993).

112. B. A. Ivanov. Stable topological solitons in two-dimensional antiferromagnets in the external field. Pis'ma Zh. Eksp. Teor. Fiz., 58, 381 (1993).

113. B. A. Ivanov, A. K. Kolezhuk, and E. V. Tartakovskaya. Diffusion, relaxation, and response functions of solitons in one-dimensional antiferromagnets. J. Phys. : Condensed Matter, v. 5, 7737-7750 (1993).

114. B. A. Ivanov and D. D. Sheka. Dynamics of vortices and their contribution to the response functions of classical quasi-two-dimensional easy-plane antiferromagnet. Phys. Rev. Lett. 72, 404 (1994)

115. B. A. Ivanov, N. E. Kulagin, and K. A. Safaryan, Dynamics of Domain Walls (Solitons) in Ferromagnets in a magnetic Field Perpendicular to the Easy Axis, Physica B 202, 193 (1994).

116. B. A. Ivanov and A. K. Kolezhuk, Quantum Tunneling of Magnetization in a Small-Area Domain Wall, Pis'ma Zh. Eksp. Teor. Fiz., 60, 792 (1994)

117. E. G. Galkina and B. A. Ivanov, Quantum Tunneling in a Magnetic Vortex of a Two-Dimensional Easy-Plane Magnet, Pis'ma Zh. Eksp. Teor. Fiz., 61, 495 (1995)

118. B. A. Ivanov and A. K. Kolezhuk, Solitons with Internal Degrees of Freedom in 1D Heisenberg Antiferromagnet, Phys. Rev. Lett., 74, 1859 (1995).

119. B. A. Ivanov and D. D. Sheka, The Dynamics of the Vortex Ensemble in High-Anisotropy Planar Ferromagnets with Spin S=1, Fiz. Nizk. Temp., 21, 431 (1995).

120. B. A. Ivanov and D. D. Sheka, Soliton (Vortex) Thermodynamics of a Quasi-2D Easy-Plane Antiferromagnet, Zh. Eksp. Teor. Fiz., 107, 1626 (1995)

121. B. A. Ivanov, Local Modes and Spin Wave Scattering for the Isotropic Ferromagnet. Pis'ma Zh. Eksp. Teor. Fiz., 61, 898 (1995).

122. I. A. Bugrii, B. A. Ivanov, Eddy-current losses in magnetic materials with multidimensional domain walls, Fiz. Tverd. Tela, 37, 1660 (1995).

123. B. A. Ivanov and D. D. Sheka, Two-Dimensional Magnetic Solitons and Thermodynamics of Quasi-Two-Dimensional Magnets, Chaos, Solitons & Fractals 5, 2605, (1995).

124. A. L. Sukstanskii and B. A. Ivanov, Nonlinear Dynamics of Multisublattice Noncollinear Antiferromagnets with Modulated Magnetic Structure, Zh. Eksp. Teor. Fiz., 108, 914 (1995).

125. B. A. Ivanov and A. K. Kolezhuk, Quantum Tunneling and Quantum Coherence in a Topological Solitons of Quasi-One-Dimensional Antiferromagnet, Fiz. Nizk. Temp., 21, 986 (1995).

126. B. A. Ivanov and D. D. Sheka, Vortices in the Cone Phase of a Classical Quasi-Two-Dimensional Ferromagnet, Fiz. Nizk. Temp., 21, 1148 (1995).

127. B. A. Ivanov, A. K. Kolezhuk and G. M. Wysin. Normal modes and soliton resonance for vortices in 2D classical antiferromagnets. Phys. Rev. Lett. 76, 511, (1996)

127. A. A. Zhmudskii, B. A. Ivanov. On stable 2D solitons and unhomogeneous states in magnets without inversion centre. Fiz. Nizk. Temp. 22, 446, (1996).

128. B. A. Ivanov, E. V. Tartakovskaya. Magnetoelastic stabilization of long-range magnetic order in two- dimensional magnets, Pis'ma Zh. Eksp. Teor. Fiz., 63, 792 (1996)

129. E. G. Galkina and B. A. Ivanov, Phenomenological theory of Two-Dimensional Magnetic Solitons Retardation, Zh. Eksp. Teor. Fiz. 109, 2166, (1996).

130. B. A. Ivanov and E. V. Tartakovskaya, Stabilization of long-range magnetic order in 2D classical antiferromagnets. Phys. Rev. Lett. 77, 386, 1996.

131. B. A. Ivanov and A. L. Sukstanskii, Solitons in Noncollinear Quasi-one-dimensional Antiferromagnets, Zh. Eksp. Teor. Fiz. 110, 584 (1996).

132. B. A. Ivanov and A. K. Kolezhuk, Quantum Internal Dynamics of Solitons in One-Dimensional Antiferromagnet, Zh. Eksp. Teor. Fiz. 110, 2183 (1996) [JETP 83, 1202].

133. B. A. Ivanov, A. K. Kolezhuk and D. V. Filin, Metastable Localized Solitons in Two-Dimensional Antiferromagnets: Dynamics and Contribution to response functions, Fiz. Nizk. Temp., 22, 1474 (1996)

134. A. Stankiewicz, B. A. Ivanov, A. Maziewski, Domain structures in a large pulse in-plane field, JMMM 157/158, 357, 1996.

135. E. G. Galkina, B. A. Ivanov and K. A. Safaryan, On the retardation of the domain walls in rhombic ferromagnet. Zh. Eksp. Teor. Fiz. 111, 158 (1997).

136. A. A. Zhmudskii, B. A. Ivanov. On the structure and stability of 2D solitons in ferromagnets Pis'ma Zh. Eksp. Teor. Fiz., 65, 899 (1997)

137. S. N. Lyakhimets, B. A. Ivanov and A. A. Zhmudskii, Photo-induced spin auto-oscillations and autowaves in magnets, J. Phys. : Condens. Matter 9, 5655 (1997)

138. V. G. Bar'yakhtar, B. A. Ivanov, A. L. Sukstanskii and E. Yu. Melekhov, Soliton relaxation in magnets, Phys. Rev. B56, 619-635, 1997.

139. B. A. Ivanov, V. E. Kireev, V. P. Voronov, Spin structure of antiferromagnetic disclination, Fiz. Nizk. Temp., 23, 845 (1997)

140. B. A. Ivanov, N. E. Kulagin. On limiting velocity and forced motion of domain wall for a ferromagnet in a magnetic field perpendicular to easy axis, Zh. Eksp. Teor. Fiz., 112, 953 (1997).

141. B. A. Ivanov and A. K. Kolezhuk, Quantum internal modes of solitons in a one- dimensional easy-plane antiferromagnet in a strong magnetic field, Phys. Rev. B56, 8886 (1997).

142. B. A. Ivanov and V. M. Muravyov, On spin wave scattering by soliton in two-dimensional isotropic ferromagnet, Fiz. Nizk. Temp., 24, 672 (1998)

143. B. A. Ivanov, H. J. Schnitzer, F. G. Mertens and G. M. Wysin, Magnon modes and magnon-vortex scattering in two- dimensional easy-plane ferromagnet. Phys. Rev. B58, 84861, 1998.

144. B. A. Ivanov, A. K. Kolezhuk and V. E. Kireev, Chirality tunneling in mesoscopic antiferromagnetic domain walls, Phys. Rev. B56, 11514, 1998.

145. B. A. Ivanov and E. V. Tartakovskaya, On the existence of long-range magnetic order in two-dimensional easy-plane magnets, Low Temp. Phys., 24, 823-830, (1998)

146. V. Kambersky, B. A. Ivanov and E. V. Tartakovskaya, Oscillating exchange and spin wave stiffness in magnetic monolyaers, Phys. Rev. B59, 84861, 1999.

147. B. A. Ivanov and H. Benner, Internal oscillations of kink-type soliton in one-dimensional antiferromagnets like TMMC, J. Phys. :Condens. Matter 11, 513-520 (1999)

148. B. A. Ivanov and V. E. Kireev, Macroscopic coherent tunneling in a small particle of an uncompensated antiferromagnet in a strong magnetic field Pis'ma Zh. Eksp. Teor. Fiz., 69, 369 (1999).

149. E. V. Tartakovskaya and B. A. Ivanov, Spin-phonon interaction in thin magnetic films, Physica B263-264, 769-771 (1999)

150. B. A. Ivanov, V. M. Muravyov and D. D. Sheka, Magnon mode and their scattering on a soliton in a 2d isotropic antiferromagnet, Ukrainian J. Phys. 44, 500-504 (1999) [in Ukrainian]

151. A. A. Zhmudskii, B. A. Ivanov. Dynamical topological solitons in 2D ferromagnets. Zh. Eksp. Teor. Fiz., 115, c. 1511 - 1530 (1999)

152. A. Yu. Galkin, B. A. Ivanov. Vortex dynamics and Retardation in a Type II Superconductor with Weak Defects. Phys. Rev. Lett. 83, 3053 - 3057 (1999)

153. A. Yu. Galkin, B. A. Ivanov. Vortex Dynamics and Retardation in a Type II Superconductor with Weak Defects. Low Temp. Phys. 25, 1161 - 1169 (1999)

154. B. A. Ivanov and V. E. Kireev, The exact instanton solution for the tunneling in a small particle of an uncompensated antiferromagnet. Low Temp. Phys. 25, 996 (1999)

155. B. A. Ivanov, V. M. Muravyov and D. D. Sheka. Magnon scattering on a soliton in a 2d isotropic magnets. Zh. Eksp. Teor. Fiz., 116, 1091 -1114 (1999)

156. D. Pod'yalovskii, A. Pogolilyi, B. Ivanov, A. Kravits, C. S. Kim, FMR Study of granular permalloy - silver films, JMMM 196-197, p. 131-133, 1999.

157. A. Yu. Galkin, B. A. Ivanov, V. Kambersky. On critical state in a nonuniform type II superconductor. Physica C 325, 159-164, 1999.

158. E. G. Galkina, B. A. Ivanov, On the dispersion relation for kink - type solitons in one - dimensional ferromagnets, JETP Lett. 71, #6, 372-376, 2000.

159. B. A. Ivanov and I. N. Yastremsky, On the scattering of radially - symmetrical spin wave on the magnetic vortex in easy - plane ferromagnet. Low Temp. Phys. 26, 466, 2000.

160. B. A. Ivanov and V. E. Kireev, Spin Disclination in a Layered Antiferromagnet with a Screw Dislocation. Pis'ma v ZhETF 73, 210-213 , 2001.

161. B. A. Ivanov, C. E. Zaspel, and I. A. Yastremsky, Small-amplitude mobile solitons in two-dimensional ferromagnet, Phys. Rev. B 63 , 134413 (2001) (9 pages).

162. D. D. Sheka, B. A. Ivanov, and F. G. Mertens, Internal modes and magnon scattering on topological solitons in two-dimensional easy-axis ferromagnets, Phys. Rev. B 64, 024432 (2001) (15 pages)

163. E. V. Tartakovskaya, J. W. Tucker, and B. A. Ivanov, Self-consistent theory and simulations of quasi-uniform states in thin rectangular nano-particles, J. Appl. Phys., 89, 8348 - 8350, 2001.

164. B. A. Ivanov, C. E. Zaspel, and A. Yu. Merkulov, Localized spin flop transition in a ladder structure with nonmagnetic impurities, J. Appl. Phys. 89, 7198-7200, 2001.

165. B. A. Ivanov and I. A. Yastremsky, Nonlinear oscillations of the magnetization in small cylindrical ferromagnetic particles, Low Temp. Phys 27, 752--760 (2001)

166. E. V. Tartakovskaya and B. A. Ivanov, Theory of quasi-uniform states of small magnetic particles, Mat. Sci. Forum. 373 - 376, 213 (2001)

167. D. D. Sheka, V. M. Muravyov, I. A. Yastremsky and B. A. Ivanov, Soliton-magnon scattering and spin wave modes for a small magnetic particle in the vortex state, Mat. Sci. Forum. 373 - 376, 803 (2001)

168. B. A. Ivanov, V. E. Kireev and A. Yu. Merkulov, Spin disclinations: Classical properties and Quantum Tunneling, Mat. Sci. Forum. 373 - 376, 807 (2001)

169. D. Pod'yalovskii, A. Pogolilyi, B. Ivanov, A. Kravets, Composition dependences of FMR parameters in granular (Fe_20Ni_80)_x Ag_1-x films, Ukr. J. Phys., 46, 931 - 935 (2001)

170. B. A. Ivanov A. Ya. Volk and A. Yu. Merkulov, Inhomogeneous states for small magnetic particles with exchange anisotropy, Low Temp. Phys, 28, #1, 36-41, 2002.

171. B. A. Ivanov and V. E. Kireev, Interference of Instanton Trajectories during Quantum Tunneling in Small Particles of Real Antiferromagnets, JETP, 94, #2, pp. 270-282, 2002.

172. K. Yu. Guslienko, B. A. Ivanov, V. Novosad, H. Shima, Y. Otani, and K. Fukamichi, Eigenfrequencies of vortex state excitations in magnetic submicron-size disks, J. Appl. Phys. 91, 8037-8039 (2002).

173. B. A. Ivanov and G. M. Wysin, Magnon modes for a circular two-dimensional easy-plane ferromagnet in the cone state, Phys. Rev. B65, 134434, pp. 1-17 (2002).

174. J. E. L. Bishop, A. Yu. Galkin and B. A. Ivanov, Ground states of an array of magnetic dots with Ising-type anisotropy and subject to a normal magnetic field. Phys. Rev. B65, 174403, pp. 1-11 (2002).

175. A. Yu. Galkin and B. A. Ivanov, Abrikosov vortex lattice nonlinear dynamics and its stability in the presence of weak defects. Phys. Rev. B66, 054507, pp. 1-10 (2002).

176. B. A. Ivanov and C. E. Zaspel, Magnon modes for thin Circular Vortex State Magnetic Dots, Appl. Phys. Lett. 81, 1261-1263 (2002)

177. B. A. Ivanov and A. K. Kolezhuk, Effective field theory for S = 1 quantum nematic, Phys. Rev. B68, 052401 (4 pp) (2003).

178. Denis Sheka, Boris Ivanov, Franz G. Mertens, Generalized Levinson theorem for singular potentials in two dimensions, Phys. Rev. A 68, 012707 (2003) (5 pages)

179. V. E. Kireev and B. A. Ivanov, Inhomogeneous States in a Small Magnetic Disk with Single-Ion Surface Anisotropy, Phys. Rev. B 68, 104428 (9 pp) (2003).

180. B. A. Ivanov, C. E. Zaspel, and A. Yu. Merkulov, Incommensurate and Inhomogeneous States Induced by a Strong Magnetic Field in Low-Dimensional Antiferromagnets, Phys. Rev. B 68, 212403 (4 pp) (2003).

181. E. G. Galkina, B. A. Ivanov and V. M. Muravyov and D. D. Sheka, Soliton-magnon scattering and effective equations of motion for solitons in two-sublattice isotropic magnets. FMM 95 (Suppl. 1), pp. 68-79 (2003).

182 Denis Sheka, Ivan Yastremsky, Boris Ivanov, G. M. Wysin and Franz G. Mertens, Amplitudes for magnon scattering by vortices in two--dimensional weakly easy-plane ferromagnets, Phys. Rev. B69 054429 (2004) (14 pages)

183. B. A. Ivanov and E. V. Tartakovskaya, New Micromagnetic States of Magnetically Soft Nanoparticles with a Nearly Cubic Shape JETP 98, 1015-1026 (2004) [Russian V. 125, pp. 1159-1171].

184. B. A. Ivanov and C. E. Zaspel, Gyroscopic mode frequency for vortex state permalloy discs, J. Appl. Phys. 95, 7444 (2004) 185. B. A. Ivanov and H. -J. Mikeska, Semiclassical dynamics of domain walls in the one-dimensional Ising ferromagnet in a transverse field, PRB 70, 174409 (2004). (15 pages)

186. B. A. Ivanov and N. E. Kulagin, Instanton Paths for the Problem of Coherent Quantum Tunneling in Small Ferromagnetic Particles JETP 99, No. 6(12), pp. 1291-1306 (2004). [Russian v. 126, pp. 1479-1495. ]

187. E. V. Tartakovskaya, J. W. Tucker, and B. A. Ivanov, Quasi-uniform states nano-particles, JMMM, 272-276 suppl. 1, E1165 (2004).

188. B. A. Ivanov and C. E. Zaspel, Normal Modes for the Vortex State Magnetic Dots, J. Func. Mat. (Kharkov) 11, #3 (2004).

189. B. A. Ivanov and V. E. Kireev, Macroscopic Quantum Tunneling in Small Antiferromagnetic Particles: Effects of a Strong Magnetic Field, Phys. Rev. B 70, 214430 (2004) (10 pages).

190. E. G. Galkina, B. A. Ivanov, V. M. Muravyov, D. V. Filin and D. D. Sheka, Dynamics of magnetization of the vortex in ferromagnetic dots. Metallofizika, 26, #11, 1423-1430 (2004).

191. B. A. Ivanov and C. E. Zaspel, High Frequency Modes in Vortex-State Nanomagnets, Phys. Rev. Lett. 94, 027205 (2005)

192. A. Yu. Galkin, B. A. Ivanov, and C. E. Zaspel, Collective magnon modes for magnetic dot arrays, Journ. of Magnetism and Magnetic Materials 286, 351-355 (2005)

193. C. E. Zaspel and B. A. Ivanov, Normal Modes for the Vortex State Magnetic Rings, Journ. of Magnetism and Magnetic Materials 286, 366-369 (2005)

194. A. D. Boardman, Yu. G. Rapoport, V. V. Grimalsky, B. A. Ivanov, S. V. Koshevaya, L. Velasco, and C. E. Zaspel, Excitation of vortices using linear and nonlinear magnetostatic waves, Phys. Rev. E 71, 026614 (2005) -10 pp.

195. B. A. Ivanov and V. E. Kireev, Quantum analogy of spin-flop transition, JETP Lett. 81, #7, 414 -- 418 (2005).

196. E. G. Galkina, B. A. Ivanov, V. M. Muravyov, and D. D. Sheka, Effective equation of motion for particle-like excitations in two-dimensional magnets, Ukrainean. Phys. Journ. accepted to #8 (2005)

197. B. A. Ivanov, Mesoscopic antiferromagnets: statics, dynamics, quantum tunneling (Review article) Low Temp. Phys, accepted to #8 (2005).

198. C. E. Zaspel, B. A. Ivanov, J. P. Park and P. A. Crowell, Excitations in vortex-state permalloy dots, Phys. Rev. B 7?, ??????? (2005)

199. B. A. Ivanov, A. Yu. Galkin and I. B. Levit, Instability Criteria for Vibrations of a Vortex Subject to a Gyroforce, accepted to Physics Letters A.

200. B. A. Ivanov, Mesoscopic antiferromagnets: statics, dynamics, quantum tunneling, Low Temp. Phys. 31, N 8, 2005


Школи і конференції

46th Annual Conference On Magnetism and Magnetic Materials, Seattle, USA, Nov. 12-16, 2001. K.Yu. Guslienko, B.A. Ivanov, V. Novosad, H. Shima, Y. Otani, and K. Fukamichi, "Eigenfrequencies of vortex state excitations in magnetic submicron-size disks"

EASTMAG, Ekaterinburg, 2001 - invited talk "Macroscopic quantum tunneling in magnetic nanostructures."

European Magnetic Materials and Application Conference EMMA2000, Kyiv, Ukraine, 3 contributions.

6th International Conference on Path-Integrals from peV to TeV, Florence, Italy, 25-29 August 1998. The talk: B. A. Ivanov, "Instantons for nonlinear sigma-model with broken Lorentz-invariance"

London mathematical Society conference on Mathematics and Physics of Highly-Dimensional Solitons. The talk: B. A. Ivanov, "Dynamical Skyrmions in 2-dimensional ferromagnets"

NATO Summer School "Frontiers in Magnetism of Reduced Dimension systems" Frunzenskoe, Ukraine, 1997. Invited Lecture: B. Ivanov,

A. Kolezhuk "Macroscopic quantum tunneling in magnetic nanostructures"

Workshop "Mathematical problems of superfluidity and nonlinear optics", Haifa, Israel, 1996. Invited: B. A. Ivanov, "The Dynamical Properties of 2D Solitons in Unit Vector Field Models"

Solid - State Physics: International Summer School - Conference for Young Scientists, Uzhgorod, Ukraine, 1995. Invited Lecture: "Macroscopic Quantum Tunneling in Magnets"

International Conference on Magnetism ICM'94, Warsaw, Poland, 1994. 4 poster contributions.

Solid - State Physics: International Autumn School-Conference for Young Scientists, Alushta, Ukraine,1994. Invited Lecture: "Soliton and Thermodynamics of Low - Dimensional Magnets International Summer School on Magnetism, Org. by APS and Ukr. PS, Kharkov, Ukraine,1994.

Invited Lecture: "Soliton Thermodynamics of Low - Dimensional Magnets" European Magnetic Materials and Application Conference EMMA'93, Kosice, Slovakia, 1993. Invited talk: B. A. Ivanov, S. N. Lyakhimets, "Theory of Coercive Force in Magnets with Microscopical Defects" and 2 poster contributions.

NATO Workshop "Nonlinear Structures in Physics and Biology",

Bayreuth, Germany, 1993. " B. A. Ivanov, D. D. Sheka "Dynamics of Vortex Ensemble in 2d Easy- Plane Magnets".

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