Publications
In the last 5 years:
1. Coexistence of Superconductivity and Antiferromagnetism in HgBa2Ca4Cu5Oy: Multi-harmonic Susceptibility and Vortex Dynamics Study. A. Crisan, Y Tanaka, A. Iyo, D. D. Shivagan, P. M. Shirage, K. Tokiwa, T. Watanabe, L. Cosereanu, T. W. Button, J. S. Abell, Phys. Rev. B, 76, 212508 (2007).
2. Anomalous AC susceptibility response of (Cu,C)Ba2Ca2Cu3Oy: Experimental indication of two-component vortex matter in multi-layered cuprate superconductors. A. Crisan, Y. Tanaka, D. D. Shivagan, A. Iyo, L. Cosereanu, K. Tokiwa, T. Watanabe, Jap. J. Appl. Phys. 46, L451-L453 (2007).
3. Interpretation of abnormal ac loss peak based on Vortex-Molecule model for a multicomponent cuprate superconductor. Y. Tanaka, A. Crisan, D.D. Shivagan, A. Iyo, K. Tokiwa, T. Watanabe. Jap. J. Appl. Phys. 46, 134-145 (2007).
4. Vortex molecule and i-soliton studies in multilayer cuprate superconductors. D. D. Shivagan, A. Crisan, P.M. Shirage, A. Sundaresan, Y. Tanaka, A. Iyo, K. Tokiwa, T. Watanabe, N. Terada, Journal of Physics: Conference Series, 97, 012212 (2008).
5. AC-Susceptibility study on vortex-molecule lattice in supermultilayer cuprate HgBa2Can-1CunO2n+2+δ (n = 14). D. D. Shivagan, P. M. Shirage, A. Crisan, Y. Tanaka, A. Iyo, K. Tokiwa, T. Watanabe, N. Terada, Physica C: Superconductivity and its Applications, 468, 1281-1286 (2008).
6. Phase diagram of a lattice of vortex molecules in multicomponent superconductors and multilayer cuprate superconductors. Y. Tanaka, D. D. Shivagan, A. Crisan, A. Iyo, P.M. Shirage, K. Tokiwa, T. Watanabe, N. Terada, Superconductor Science and Technology, 21, 085011 (17pp) (2008).
7. Manipulation of pancake vortices by rotating a Josephson vortex lattice. A. Crisan, S. J. Bending, T. Tamegai, Supercond. Sci. Technol., 21, 015017 (2008).
8. * Magnetically coupled pancake vortex molecules in HgBa2Can-1CunOy (n ≥ 6). A. Crisan, A. Iyo, Y. Tanaka, H. Matsuhata, D.D. Shivagan, P.M. Shirage, K. Tokiwa, T. Watanabe, T.W. Button, J.S. Abell, Phys. Rev. B, 77, 144518 (2008).
9. Pancake-vortex molecules in HgBa2Can-1CunOy (n ≥ 6) superconductors. A. Crisan, A. Iyo, Y. Tanaka, H. Matsuhata, D.D. Shivagan, P.M. Shirage, K. Tokiwa, T. Watanabe, T.W. Button, J.S. Abell, Physica C: Superconductivity and its Applications, 468, 714-717 (2008).
10. Vortex Dynamics in Hg-based Multi- and Super-Multi-Layered Cuprates. A. Crisan, Y. Tanaka, A. Iyo, D.D. Shivagan , P.M. Shirage, T.W. Button, J.S. Abell, K. Tokiwa, T. Watanabe, Journal of Physics: Conference Series, 97, 012013 (2008).
11. Critical current densities and irreversibility fields of a HgBa2Can-1CunO2n+2+δ sample containing n = 6–15 phases. P.M. Shirage, A. Iyo, D.D. Shivagan, A. Crisan, Y. Tanaka, Y. Kodama, H. Kito, Physica C: Superconductivity and its Applications, 468, 1287-1290 (2008).
12. Superconductivity at 108 K in the simplest non-toxic double-layer cuprate of Ba2Ca3Cu4O8(O, F)2. P.M. Shirage, D.D. Shivagan, A. Crisan, Y. Tanaka, Y. Kodama, H. Kito and A. Iyo, Journal of Physics: Conference Series, 97, 012163 (2008).
13. Critical current densities and irreversibility fields of new high-Tc Ba2Ca3Cu4O8(O, F)2 superconductor. P.M. Shirage, D.D. Shivagan, A. Crisan, Y. Tanaka, Y. Kodama, H. Kito and A. Iyo, Physica C: Superconductivity and its Applications, 468, 773-776 (2008).
14. Vortex melting line and dimensional crossover in Ba2Can-1CunO2n(O1-y, Fy)2 cuprate superconductors. D. D. Shivagan, P. M. Shirage, A. Crisan, Y. Tanaka, A. Iyo, Y. Kodama, K. Tokiwa, T. Watanabe, N. Terada, N. Hamada, Physica C: Superconductivity and its Applications, 468, 749-752 (2008).
15. Vortex melting line and anisotropy of a Ba2Ca3Cu4O8(O1-yFy)2 multilayered superconductor. D. D. Shivagan, P. M. Shirage, A. Crisan, Y. Tanaka, A. Iyo, Y. Kodama, K. Tokiwa, T. Watanabe, N. Terada, and N. Hamada, Superconductor Science and Technology, 21, 095002 (7pp) (2008).
16. Thermally-induced self-assembling nanotechnology of gold nano-dots on CeO2-buffered sapphire for superconducting films. A. Crisan, R. Woerdenweber, E. Hollmann, R. Kutzner, T.W. Button, J.S. Abell, J. Optoel. Adv. Mater., 10, 1370-1373 (2008).
17. Artificial pinning centres in YBa2Cu3O7-δ Thin Films by Gd2Ba4CuWOy nanophase inclusions, M. M. Awang Kechik, P. Mikheenko, A. Sarkar, V. S. Dang, N. Hari Babu, D. A. Cardwell, J. S. Abell and A. Crisan, Superconductor Science and Technology, 22, 034020 (5pp) (2009).
18. Critical Current Density and Pinning Potential in YBa2Cu3O7-δ Thick Films Ablated from a BaZrO3 – Doped Nanocrystalline Target, A. Crisan, M.M. Awang Kechik, P. Mikheenko, V.S. Dang, J.S. Abell, P. Paturi, H. Huhtinen, Superconductor Science and Technology, 22, 045014 (5pp) (2009).
19. All-self-assembled MgO nanorods and nanowires grown on Au-decorated MgO substrates by pulsed laser deposition, A. Crisan, J.L. Tanner, P. Mikheenko, J.S. Abell, Optoelectronics and Advanced Materials – Rapid Communications, 3, 231-235 (2009).
20. Vortex molecule, fractional flux quanta, and interband phase difference soliton in multi-band superconductivity and multi-component superconductivity, Y. Tanaka, D.D. Shivagan, A. Crisan, A. Iyo, P.M. Shirage, K. Tokiwa, T. Watanabe, N. Terada, Journal of Physics: Conference Series, 150, 052267 (2009).
21. Ambiguity in the statistics of single component winding vortex in a two-band superconductor, Y Tanaka and A Crisan, Physica B: Condensed Matter, 404, 1033-1039 (2009).
22. c-Axis correlated extended defects and critical current in YBa2Cu3Ox films grown on Au and Ag-nano dot decorated substrates, P. Mikheenko, A. Sarkar, V.-S. Dang, J. L. Tanner, J. S. Abell, and A. Crisan, Physica C: Superconductivity and its Applications, 469, 798-804 (2009).
23. Pinning centers induced in YBCO films by nano-dots in substrate decoration and quasi-superlattice approaches, P. Mikheenko, A. Sarkar, V.-S. Dang, J. L. Tanner, M.M. Awang Kechik, J. S. Abell, and A. Crisan, IEEE Transactions on Applied Superconductivity, 19(3), 3491-3494 (2009).
24. Improvement of pinning force and critical current density in thick YBa2Cu3O7-δ films grown on SrTiO3 substrates decorated with LaNiO3 nanodots, A. Crisan, A. Sarkar, P. Mikheenko, V.S. Dang, M.M. Awang Kechik, J.S. Abell, Journal of Superconductivity and Novel Magnetism 22, 631-636 (2009).
25. Enhancing critical current in YBCO thick films: substrate decoration and quasi-superlattice approach, A. Sarkar, P. Mikheenko, V.S. Dang, J. S. Abell, and A. Crisan, Physica C: Superconductivity and its Applications, 469 (15-20), 1550-1553 (2009).
26. Phase diagram of a lattice of pancake vortex molecules, Y. Tanaka, A. Crisan, D.D. Shivagan, A. Iyo, P.M. Shirage, K. Tokiwa, T. Watanabe, N. Terada, Physica C: Superconductivity and its Applications, 469 (15-20), 1129-1131 (2009).
27. YBa2Cu3O7-x thin films by citrate-based non-fluorine precursor, W. Cui, P. Mikheenko, L.M. Yu, T.W. Button, J.S. Abell and A. Crisan, Journal of Superconductivity and Novel Magnetism 22, 811-815 (2009).
28. Pinning potential in thick PrBa2Cu3Ox/YBa2Cu3O7- quasi-multilayers, A. Crisan, V.S. Dang, P. Mikheenko, Y.Y. Tse, A. Sarkar, J. Bowen, J.S. Abell, Physica C: Superconductivity and its Applications, 470, 55-60 (2010).
29. Critical current density and pinning in Ag/YBa2Cu3Ox and PrBa2Cu3Oy/YBa2Cu3Ox multilayers, V. S. Dang, P. Mikheenko, A. Sarkar, M. M. Awang Kechik, J S Abell1 and A Crisan, J. Phys.: Conf. Ser. 234, 012010 (2010).
30. Self-assembled artificial pinning centres in thick YBCO superconducting films, P Mikheenko, J S Abell, A Sarkar, V S Dang, M M Awang Kechik, J L Tanner, P Paturi, H Huhtinen, N Hari Babu, D A Cardwell and A Crisan, J. Phys.: Conf. Ser. 234, 022022 (2010).
31. Artificial pinning in thick YBCO films: Pinning potential and c-axis correlation, A. Crisan, P. Mikheenko, A. Sarkar, V. S. Dang, M. M. Awang Kechik, J. S. Abell, P. Paturi, H. Huhtinen, Physica C: Superconductivity and its Applications, 470, 840-843 (2010).
32. Increased critical current density and pinning in thick Ag/YBa2Cu3O7-x multilayers, V. S. Dang, P. Mikheenko, A. Sarkar, M. M. Awang Kechik, J S Abell1 and A Crisan, Physica C: Superconductivity and its Applications, 470, 1238-1241 (2010).
33. Topological structure of the interband phase difference soliton in two-band superconductivity, Y. Tanaka, A. Iyo, K. Tokiwa, T. Watanabe, A. Crisan, A. Sundaresan, N. Terada, Physica C: Superconductivity and its Applications, 470, 1010-1012 (2010).
34. Nanodots induced columnar growth of YBa2Cu3Ox films, P. Mikheenko, J.L. Tanner, J. Bowen, A. Sarkar, V.-S. Dang, J.S. Abell, A. Crisan, Physica C: Superconductivity and its Applications, 470, (Suppl. 1), S234-S236 (2010).
35. Topology of two-band superconductors, Y. Tanaka, A. Iyo, K. Tokiwa, T. Watanabe, A. Crisan, A. Sundaresan, N. Terada, Physica C: Superconductivity and its Applications, 470, (Suppl. 1), S966-S967 (2010).
36. Combination of Ag Substrate Decoration with Introduction of BaZrO¬3 Nano-Inclusions for Enhancing Critical Current Density of YBa2Cu3O7 Films, V. S. Dang, A. Sarkar, P. Mikheenko, M. M. Awang Kechik, J. S. Abell, P. Paturi, H. Huhtinen, A. Crisan, Journal of Superconductivity and Novel Magnetism, 24 (5), 505-509 (2011).
37. Nano Techniques for Enhancing Critical Current in Superconducting YBCO Films, P. Mikheenko, V.S. Dang, M.M. Awang Kechik , Y. Wang, A. Sarkar, J.L. Tanner, J. S. Abell, A. Crisan, Journal of Superconductivity and Novel Magnetism 24 (5), 1059-1064 (2011).
38. Improved Critical Current Densities in YBa2Cu3O7- Multilayer Films Interspaced with Palladium Nanodots, A. Sarkar, P. Mikheenko, V.S. Dang, M.M. Awang Kechik, J. S. Abell, A. Crisan, Journal of Superconductivity and Novel Magnetism 24 (5), 173-177 (2011).
39. Exotic Vortex Matter: Pancake Vortex Molecules and Fractional-Flux Molecules in Some Exotic and/or Two-Component Superconductors, A. Crisan, Y. Tanaka, A. Iyo, Journal of Superconductivity and Novel Magnetism 24 (5), 1-6 (2011).
40. Improved critical current densities in thick YBa2Cu3O7-x multilayer films interspaced with non-superconducting YBa2Cu3Ox nanodots, A. Sarkar, V.S. Dang, P. Mikheenko, M.M Awang Kechik, J.S. Abell, A. Crisan, Thin Solid Films, 519, 876-879 (2010).
41. Synergetic pinning centres in YBa2Cu3Ox films through a combination of Ag nano-dot substrate decoration, Ag/YBCO quasi-multilayers, and the use of BaZrO3-doped target, P. Mikheenko, V.-S. Dang, M. M. Awang Kechik, A. Sarkar, P. Paturi, H. Huhtinen, J. S. Abell and A. Crisan, IEEE Trans. Appl. Supercond. In Press
42. Integrated nanotechnology of pinning centres in YBa2Cu3Ox films. P. Mikheenko, V.-S. Dang, Y.Y. Tse, M. M. Awang Kechik, P. Paturi, H. Huhtinen, Y. Wang, J. S. Abell and A. Crisan, Superconductor Science and Technology, 23, 125007 (2010).
43. ‘Beautiful’ unconventional synthesis and processing technologies of superconductors and some other materials. P.Badica, A. Crisan, G. Aldica, K. Endo, H. Borodianska, K. Togano, S. Awaji, K. Watanabe, Y. Sakka, O. Vasylkiv, Science and Technology of Advanced Materials, 12, 013001 (2011).
