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  1. N.S.Tonchev and J.G. Brankov ,“Some inequalities in the fidelity approach to phase transitions,” JОАМ, Vol. 15, No.1 - 2, p. 73 - 76, (2013).
  2. J.G.Brankov and N.S.Tonchev, “New Inequalities in Equilibrium Statistical Mechanics,” Bulg. J. Phys., v. 40, No 1, pp. 40-55, (2013).
  3. Е. Nazarova, K. Buchkov, K. Nenkov, S. Terzieva “Doping dependence of magnetoresistivity in polycrystalline Y(Ca)BCO”, J. Opt. and Adv. Mat., Vol. 7, No. 1-2, (2013) 69
  4. N.Balchev, E.Nazarova, K.Buchkov, K.Nenkov, J.Pirov, B.Kunev, “Effect of Sn-doping on the superconducting properties of HoBa2Cu3Oy, obtained by the MTG method”, Journal of Superconductivity and Novel Magnetism, DOI: 10.1007/s10948-013-2378-y (2013)
  5. D. Mitkova, A. Stoyanova-Ivanova, S. Georgieva, P. Todorov, N. Kozarev, Y. Ermakov, V.Vitkova, Charged lipid bilayers in aqueous surroundings with low pН, in: A.Iglic, C. Kulkarni (Eds.), Advances in Planar Lipid Bilayers and Liposomes, Academic Press, Burlington, Volume 18, 2013, pp. 1–20, ISBN: 9780124115156
  6. Angelina Stoyanova-Ivanova, Denitsa Mitkova, Stela Georgieva, and Victoria Vitkova, ”LIPID BILAYERS AS BIOCOMPATIBLE MODEL SYSTEMS – DOES THE ACIDITY OF THE AQUEOUS SOLUTION ALTER THE MEMBRANE ELASTICITY?”, Advances in Natural Science: Theory and Applications, Volume1, 2012, 29-35
  7. Stela Iv. Georgieva, Tsvetanka K. Nedeltcheva, Latinka K. Vladimirova, Angelina K.Stoyanova-Ivanova “Spectrophotometric method for rapid estimation of the oxygen stoichiometry in YBCO superconducting samples”, Central European Journal of Chemistry, 11 (3) 2013, pp.381-387
  8. Blagoy S. Blagoev, Stanimira D. Terzieva, Timerfayaz K. Nurgaliev, Boris L. Shivachev, Andrzej J. Zaleski, Valdek Mikli, Anna D. Staneva, Angelina K. Stoyanova-Ivanova“, Magnetic and transport characteristics of oxygenated polycrystalline La0.6Pb0.4MnO3 “, Journal of Magnetism and Magnetic Materials, 329 (2013) 34-38
  9. V. G. Petrov*, S. D. Terzieva, Tz. I. Lazarova, V. Mikli , L. A. Andreeva, A. K. Stoyanova-Ivanova „Corrosive changes and chemical composition of the orthodontic archwires’ surface during treatment”, Bulgarian Chemical Communications (BCC) Vol. 45, 4 (2013) 455–460
  10. E. Nazarova, K. Buchkov, S. Terzieva, K. Nenkov, A. Zahariev, D. Kovacheva , N. Balchev and G. Fuchs, “The effect of Ag addition on the superconducting properties of FeSe0.94”, J. Supercond. Nov. Magn. (2015) DOI 10.1007/s10948-014-2821-8. (available online)
  11. Е. Назърова, “История на свръхпроводимостта в България”, Светът на физиката, N1 (2012) 7-15
  12. Cherkezova-Zheleva, Z., Zaharieva, K., Buchkov, K., Blagoev, B. & Mitov, I. Effect of Mechanochemical Treatment on Magnetic Properties of Nanodimensional Magnetite-Type Materials. Acta Phys. Pol. A 126 (2014) 912–915

Head of division

Nikoloay Tonchev Nikolay Tonchev
Professor at ISSP-BAS
LTP laboratory
e-mail: tonchev@issp.bas.bg
Full details


Head of laboratory

Elena Nazarova Elena Nazarova
Ph.D.
Assoc. Prof. at ISSP-BAS
e-mail: nazarova@issp.bas.bg
Full details


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