SELECTED RECENT PUBLICATIONS

SELECTED RECENT PUBLICATIONS

K. Rogdakis, J. W. Seo, Z. Viskadourakis, Y, Wang, L. F. N. Ah Qune, E. Choi, J. D. Burton, E. Y. Tsimbal, J. Lee and C. Panagopoulos,
“Tunable ferroelectricity in artificial tri-layer superlattices comprised of non-ferroic components”
Nature Communications 3, 1064 (2012)

Z. Viskadourakis, I. Radulov, A. P. Petrovic, S. Mukherjee, B. M. Andersen, G. Jelbert, N. Headings, S. Heyden, K. Kiefer, S. Landsgesell, D. N. Argyriou and C. Panagopoulos,
"Low-temperature ferroelectric phase and magnetoelectric coupling in underdoped La₂CuO_4+x",
Phys. Rev. B 85, 214502 (2012)

S. Mukherjee, B. M. Andersen, Z. Viskadourakis, I. Radulov and C. Panagopoulos
"Theory of the magnetoeletric effect in a lightly doped high-Tc cuprate",
Phys. Rev. B 85, 140405(R) (2012)

H. Xiao, T. Hu, A. P. Dioguardi, N. apRoberts-Warren, A. C. Shockley, J. Crocker, D. M. Nisson, Z. Viskadourakis, Xianyang Tee, I. Radulov, C. C. Almasan, N. J. Curro, and C. Panagopoulos,
“Evidence for filamentary superconductivity nucleated at antiphase domain walls in antiferromagnetic CaFe₂As₂”,
Phys. Rev. B 85, 024530 (2012)

T. Hu, H. Xiao, C. Visani, Z. Sefrioui, J.Santamaria, and C. C. Almasan,
“Evidence from magnetoresistance measurements for an induced triplet superconducting
state in La_0.7Ca_0.3MnO₃ /YBa₂Cu₃O_7-d multilayers”,
Phys. Rev. B 80, R060506 (2009).

H. Xiao, T. Hu, T. A. Sayles, M. B. Maple, and C. C. Almasan,
“Pairing Symmetry of CeCoIn₅ Detected by In-plane Torque Measurements”,
Phys. Rev. B 78, 014510 (2008).

H. Xiao, T. Hu, T. A. Sayles, M. B. Maple, C. C. Almasan,
“Nonlinear Paramagnetic Magnetization in the Mixed State of CeCoIn₅”,
Physica B 403, 952 (2008).

T. Hu, H. Xiao, C. Visani, Z. Sefrioui, J. Santamaria, C.C. Almasan,
“Stray Field and Spin-imbalance Effects in La_0.7Ca_0.3MnO₃ /YBa₂Cu₃O_7-d Multilayers”,
Physica B 403, 1167 (2008).

Bom Soo Kim,
“Bosonization of Matter $\beta\gamma$ CFT, Non-compact Coordinate and Noncritical String Theory”,
arXiv: 0809.2118.

Bom Soo Kim,
“Non-Relativistic Superstring Theories”,
arXiv:0710.3203, Phys.Rev.D76:126013, (2007).

Bom Soo Kim,
“World Sheet Commuting \beta\gamma CFT and Non-Relativistic String Theories”,
arXiv: 0708.4261, Phys.Rev.D76:106007 (2007).

Ori J. Ganor, Akikazu Hashimoto, Sharon Jue, Bom Soo Kim, Anthony Ndirango.
“Aspects of Puff Field Theory”,
arXiv:hep-th/0702030, JHEP 0708:035,(2007).

      E. Vlakhov, B. Blagoev, E. Mateev, L. Neshkov, T. Nurgaliev, L. Lakov, K. Toncheva, Y. Marinov, K. Nenkov, 
I.Radulov,K. Piotrowski, W. Paszkowicz, A.Szewczyk, M. Baran, R. Szymczak; 
"Magnetron sputtering deposition and characterization of GdMnO3 thin films", 
Journal Of Optoelectronics And Advanced Materials, Vol. 9, No. 2, Feb. 2007, pp. 456 – 459.

       V. Lovchinov, A. Apostolov, D. Dimitrov, I. Radulov, P. Simeonova and K. Kalaydjiev, 
"Magnetic and transport properties investigation of some compounds with perovskite structure", 
Journal Of Optoelectronics And Advanced Materials, Vol. 9, No. 2, Feb. 2007, pp. 460 – 463.

       D. Dimitrov, N, Piperov, I.Radulov, V. Lovchinov, 
"Coated Magnetite Nanoparticles Behaviour in Alternate Magnetic Field", 
Proceedings of the 2nd International Conference on Magnetic Refrigeration at Room Temperature, 
International Institute of Refrigeration, 2007, p.99-105.

I.Radulov, V. Lovchinov, M. Daszkiewicz,
"Magneto and ferroelectric phase transitions in HoMn2O5 monocrystals",
Journal of Magnetism and Magnetic Materials, Volume 320, Issue 1-2, 2008, pp. 43-46.

       D. Dimitrov, I.Radulov, V. Lovchinov, A. Apostolov, 
“Magnetocaloric Effect In Orthorhombic Manganese Compounds”, 
Journal Of Optoelectronics And Advanced Materials, Vol. 10, Feb. 2008, pp. 205 – 208.

       I.Radulov, V. Lovchinov, D. Dimitrov, A.Apostolov, 
"Magnetostriction in orthorhombic manganites", 
International Conference On Superconductivity and Magnetism (ICSM2008), 
IOP Publishing Journal of Physics: Conference Series 153 (2009) 012064 doi:10.1088/1742-6596/153/1/012064.

       I.Radulov, V. Lovchinov, D. Dimitrov, P. Simeonova and Ph. Vanderbemden, 
“Magnetic and transport properties of HoMnO3 monocrystals”, 
Journal of Opto-electronics and Advanced materials, 
Vol.11 ISS.10- 2009 (Printing date October 03, 2009), p. 1553 - 1556.

       M.L. Paramês, Z. Viskadourakis, J. Giapintzakis, M.S. Rogalski, O. Conde, 
“Magnetoresistance of magnetite thin films grown by pulsed laser deposition on GaAs(1 0 0) and Al2O3(0 0 0 1)”, 
Applied Surface Science, Volume 254, Issue 4, 15 December 2007, Pages 1255-1259.

       M.L. Paramês, Z. Viskadourakis, M.S. Rogalski, J. Mariano, N. Popovici, J. Giapintzakis, O. Conde, 
“Magnetic properties of Fe3O4 thin films grown on different substrates by laser ablation”, 
Applied Surface Science, Volume 253, Issue 19, 31 July 2007, Pages 8201-8205.

       E.L. Papadopoulou, Z.A. Viskadourakis, A.V. Pennos, G. Huyberechts, E. Aperathitis, 
“The effect of deposition parameters on the properties of SrCu2O2 films fabricated by pulsed laser deposition”, 
Thin Solid Films, Volume 516, Issue 7, 15 February 2008, Pages 1449-1452.

       J. Spalek, A. Kozlowski, Z. Tarnawski, Z. Kąkol, Y. Fukami, F. Ono, R. Zach, L. J. Spalek,  and J. M. Honig6, 
“Verwey transition in Fe₃O₄ at high pressure: Quantum critical point at the onset of metallization”,  
Phys. Rev. B 78: 100401 (2008).

D.W. Lee, J.W. Seo, G.R. Jelbert, L. de Los Santos V., J.M. Cole, C. Panagopoulos, and C.H.W. Barnes,
“Transparent and flexible polymerized graphite oxide thin film with frequency-dependent dielectric constant”,
Appl. Phy. Lett. 95, 172901 (2009).

W. Anukool, S. Barakat, C. Panagopoulos and J. R. Cooper,
“Effect of hole-doping on the London penetration depth in Bi_2.15Sr_1.85CaCu₂O₈₊_δ and Bi_2.1Sr_1.9Ca_0.85Y_0.15Cu₂O₈₊_δ”,
Phys. Rev. B 80, 024516 (2009).

I.Raicevic, J. Jaroszynski, D. Popovic, C. Panagopoulos and T. Sasagawa,
“Evidence for charge glasslike behavior in lightly doped La2-xSrxCuO4 at low temperatures”,
Phys. Rev. Lett. 101, 177004 (2008).

G. Jelbert, T. Sasagawa, J. Fletcher, T. Park, J.D. Thompson and C. Panagopoulos,
“Measurement of low energy charge correlations in underdoped spin-glass La-based cuprates using impedance spectroscopy”,
Phys. Rev. B 78, 132513 (2008).

C. Panagopoulos,
“Quantum glassiness and superconductivity in doped low dimensional antiferromagnets”,
International Journal of Modern Physics B 22, No. 16 2501 (2008) - Invited Review.

E. Liarokapis, E. Siranidi, D. Lampakis, K. Conder and C. Panagopoulos,
“Lattice effects in the La2-xSrxCuO4 compounds”,
J. Phys.: Condensed Matter 20, 434233 (2008).

C. Panagopoulos, M. Majoros, T. Nishizaki and H. Iwasaki,
“Weak magnetic order in the normal state of the high-T_c superconductor La2-xSrxCuO4”,
Phys. Rev. Lett. 96, 047002 (2006).

I. Raicevic, D. Popovic, C. Panagopoulos and T. Sasagawa,
"Large positive magnetoresistance of the lightly doped La2CuO4 Mott insulator",
Phys. Rev. B 81, 235104 (2010).

E. M. Chia, D. Talbayev, J.-X. Zhu, J. D. Thompson, A. J. Taylor, H. Q. Yuan, T. Park, C.Panagopoulos, G. F. Chen, J. L. Luo, and N. L. Wang, ,
"Ultrafast pump-probe study of phase separation and competing orders in the underdoped (Ba,K)Fe2As2 superconductor ",
Phys. Rev. Lett. 104, 027003 (2010).

I. Martin and C. Panagopoulos,
"Nernst effect and diamagnetic response in a stripe model of superconducting cuprates ",
EPL, 91 (2010) 67001.

Jiwon Seo, Bach T. Phan, Jochen Stahn, Jaichan Lee, and Christos Panagopoulos ,
"Relaxor characteristics at the interfaces of NdMnO3/SrMnO3/LaMnO3 superlattices ",
Phys. Rev. B. 82, 140405(R) .

J. W. Seo, W. Prellier, P. Padhan, P. Boullay, J.-Y. Kim, Hangil Lee, C. D. Batista, I. Martin, Elbert E. M. Chia, T. Wu, B.-G. Cho, and C. Panagopoulos ,
"Tunable Magnetic Interaction at the Atomic Scale in Oxide Heterostructures ",
Phys. Rev. Lett.105.167206

J. Saritha, K. Nair, Xingquan Zou, Elbert E.M.Chia, Jian-Xin Zhu, S. Ishida , S. Uchida and C.Panagopoulos,
"Quasiparticle dynamics in overdoped Bi1.4Pb0.7Sr1.9CaCu2O8+d:Coexistence of superconducting gap and pseudogap below Tc",
Phys. Rev. B 82, 212503 (2010)

I.Raicevic, D. Popovic, T. Sasagawa and C. Panagopoulos
"Non-Gaussian noise in the in-plane transport of lightly doped La2-xSrxCuO4: Evidence for a collective state of charge clusters",
Phys. Rev. B 83, 195133 (2011)