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Faculties

Dr Ramesh Chandra Nath

Associate Professor

Email : cm5hdGhAaWlzZXJ0dm0uYWMuaW4= , Phone :  +91 (0)471 2778137

Web Link  : http://faculty.iisertvm.ac.in/rnath/

Publications

http://www.researcherid.com/rid/C-9345-2011

  1. Study of one dimensional nature of (Sr,Ba)2Cu(PO4)2 and BaCuP2O7 via 31P NMR. R. Nath, A. V. Mahajan, N. Büttgen, C. Kegler, A. Loidl, and J. Bobroff Phys. Rev. B 71, 174436 (2005).
  2. Effect of Doping in BaNi2V2O8, a two-dimensional Honeycomb Antiferromagnet. R. Nath, J. Das, and A. V. Mahajan Physica B 369, 72 (2005).
  3. NMR study of lineshifts and relaxation rates of the one-dimensional antiferromagnet LiCuVO4. C. Kegler, N. Büttgen, H.-A. Krug von Nidda, A. Loidl, R. Nath, A. V. Mahajan, A. V. Prokofiev, and W. A?mus Phys. Rev. B 73, 104418 (2006).
  4. 31P NMR study on Na2CuP2O7: a two-dimensional Heisenberg antiferromagnetic system. R. Nath, A. V. Mahajan, N. Büttgen, C. Kegler, J. Hemberger, and A. Loidl J. Phys.:Condensed matter 18, 4285 (2006)
  5. 31P NMR study of the spin S=½ quasi-1D Heisenberg antiferromagnet BaCuP2O7. A. V. Mahajan, R. Nath, N. Büttgen, C. Kegler, A. Loidl, and J. Bobroff Physica B 378, 1148 (2006)
  6. Relaxation in the glass-former acetylsalicylic acid studied by deuteron magnetic resonance and dielectric spectroscopy. R. Nath, T. El Goresy, B. Geil, H. Zimmermann, and R. Böhmer Phys. Rev. E 74, 021506 (2006) and Virtual Journal of Biological Physics Research12, 4 (2006)
  7. 2H NMR studies of super-cooled and glassy aspirin. R. Nath, A. Nowaczyk, B. Geil, and R. Böhmer J. Non. Cryst. Solids 353, 3788 (2007)
  8. 7Li NMR studies on the triangular lattice system LiCrO2. L. K. Alexander, N. Büttgen, R. Nath, A. V. Mahajan, and A. Loidl Phys. Rev. B 76, 064429 (2007)
  9. Electronic structure of the spin-½ Heisenberg antiferromagnetic systems: Ba2Cu(PO4)2 and Sr2Cu(PO4)2. Sarita S. Salunke, M. A. H. Ahsan, R. Nath, A. V. Mahajan, and I. DasGupta Phys. Rev. B 76, 085104 (2007)
  10. Magnetic properties of Ag2VP2O8: An unexpected spin dimer system. A. A. Tsirlin, R. Nath, C. Geibel, and H. Rosner Phys. Rev. B 77, 104436 (2008)
  11. Electronic and magnetic properties of K2CuP2O7: A model S=½ Heisenberg chain system R. Nath, Deepa Kasinathan, H. Rosner, M. Baenitz, and C. Geibel Phys. Rev. B 77, 134451 (2008)
  12. Strong frustration due to competing ferromagnetic and antiferromagnetic interactions: Magnetic properties of (M)(VO)2(PO4)2 (M=Ca,Sr) R. Nath, A. A. Tsirlin, E. E. Kaul, M. Baenitz, N. Büttgen, C. Geibel, and H. Rosner Phys. Rev. B 78, 024418 (2008)
  13. Magnetic properties of BaCdVO(PO4)2: A strongly frustrated spin-½ square lattice close to the critical regime. R. Nath, A. A. Tsirlin, H. Rosner, and C. Geibel Phys. Rev. B 78, 064422 (2008) (Editor's Suggestion)
  14. Single crystal growth and physical properties of the layered arsenide BaRh2As2. Yogesh Singh, Y. Lee, S. Nandi, A. Kreyssig, A. Ellern, S. Das, R. Nath, B. N.Harmon, A. I. Goldman, and D. C. Johnston Phys. Rev. B 78, 104512 (2008) (Editor's Suggestion)
  15. Synthesis, crystal structure, and magnetic properties of the Sr2Al0.78Mn1.22O5.2 anion-deficient layered perovskite. H. D'Hondt, J. Hadermann, A. M. Abakumov, A. S. Kalyuzhnaya, M. G. Rozova,A. A. Tsirlin, R. Nath, H. Tan, J. Verbeeck, E. V. Antipov, and G. V. Tendeloo J. Solid State Chem. 182, 356 (2009)
  16. Magnetic interactions and high-field properties of Ag2VOP2O7: frustrated alternating chain close to the dimer limit. A. A. Tsirlin, R. Nath, F. Weickert, Y. Skourski, C. Geibel, and H. Rosner Presented in international symposium on Highly frustrated Magnetism Sept 7-12, 2008 Braunschweig, Germany J. Phys.: Conference Series 145, 012067 (2009)
  17. Reply to "Comment on 'Electronic structure of spin- ½ Heisenberg antiferromagnetic systems: Ba2Cu(PO4)2 and Sr2Cu(PO4)2". S. Salunke, M. A. H. Ahsan, R. Nath, A. V. Mahajan, and I. Dasgupta Phys. Rev. B 79, 127102 (2009)
  18. Magnetic, Thermal, and Transport Properties of Layered Arsenides BaRu2As2 and SrRu2As2. R. Nath, Y. Singh, and D. C. Johnston Phys. Rev. B 79, 174513 (2009) and Virtual Journal of Applications of Superconductivity (2009)
  19. Fluctuations and correlations in a frustrated S=½ square lattice with competing ferromagnetic and antiferromagnetic interactions: a µSR study. P. Carretta, M. Filibian, R. Nath, C. Geibel, and P. J. C. King Phys. Rev. B 79, 224432 (2009)
  20. In situ High Energy X-ray Synchrotron Diffraction Study of the Synthesis and Stoichiometry of LaFeAsO and LaFeAsO1-xFx R. W. McCaiium, J.-Q. Yan, G. E. Rustan, E. D. Mun, Yogesh Singh, S. Das, R.Nath, S. L. Budko, K. W. Dennis, D. C. Johnston, P. C. Canfield, M. J. Kramer,A. Kreyssig, T. A. Lograsso, and A. I. Goldman J. Appl. Phys. 105, 123912 (2009)
  21. Vortex Dynamics and Frustration in 2D Triangular Chromium Lattices. H. Hemmida, H.-A. Krug von Nidda, N. Buettgen, A. Loidl, L. K. Alexander, R. Nath, A. V. Mahajan, R. F. Berger, R. J. Cava , Y. Singh, and D. C. Johnston Phys. Rev. B 80, 054406 (2009)
  22. Exploring the spin-½ frustrated square lattice model with high-field magnetization measurements. A. A. Tsirlin, B. Schmidt, Y. Skourski, R. Nath, C. Geibel, and H. Rosner Phys. Rev. B 80, 132407 (2009)
  23. Spin correlations and exchange in square lattice frustrated ferromagnets. M. Skoulatos, J.P. Goff, C. Geibel, E.E. Kaul, R. Nath, N. Shannon, B. Schmidt, A.P. Murani, P.P. Deen, M. Enderle, A.R. Wildes Europhy. Lett 88, 57005 (2009)
  24. Single crystal 31P NMR studies of the frustrated square lattice compound Pb2VO(PO4)2. R. Nath, Y. Furukawa, F. Borsa, E. E. Kaul, M. Baenitz, C. Geibel, and D. C. Johnston Phys. Rev. B 80, 214430 (2009) (Editors's Suggestion)
  25. Frustrated square lattice with spatial anisotropy: crystal structure and magnetic properties of PbZn(VO)(PO4)2. A. A. Tsirlin, R. Nath, A. M. Abakumov, R. V. Shpanchenko, E. V. Antipov,C. Geibel, and H. Rosner Phys. Rev. B, 81, 174424 (2010)
  26. Structural and magnetic, thermal and electronic transport properties of single crystal EuPd2Sb2. S.Das,K.McFadden,Y.Singh, R.Nath,A.Ellern and D.C. Johnston Phys. Rev. B 81, 054425 (2010)
  27. Synthesis, Structure and Properties of Tetragonal Sr2M3As2O2 (M3 = Mn3, Mn2Cu and MnZn2) Compounds Containing Alternating CuO2-Type and FeAs-Type Layers. R. Nath, V. O. Garlea, A. I. Goldman, and D. C. Johnston Phys. Rev. B 81, 224513 (2010) (Editor's suggestion)
  28. Bridging frustrated-spin-chain and spin-ladder physics: quasi-one-dimensional magnetism of BiCu2PO6. A. A. Tsirlin, I. Rousochatzakis, D. Kasinathan, O. Janson, R. Nath, F. Weickert, W. Schnelle, C. Geibel, A. M. Lauchli, and H. Rosner Phys. Rev. B 82, 144426 (2010) (Editors's Suggestion)
  29. NMR and muSR study of spin correlations in SrZnVO(PO4)2 a S=1/2 frustrated magnet on a square lattice. L. Bossoni, P. Carretta, R. Nath, M. Moscardini, M. Baenitz, and C. Geibel Phys. Rev. B 83, 014412 (2011)
  30. Frustrated couplings between alternating spin-1/2 chains in AgVOAsO4. A. A. Tsirlin, R. Nath, J. Sichelschmidt, Y. Skourski, C. Geibel, and H. Rosner Phys. Rev. B 83, 144412 (2011)
  31. Phase separation and frustrated square lattice magnetism of Na1.5VOPO4F0.5. A. A. Tsirlin, R. Nath, A. M. Abakumov, Y. Furukawa, D. C. Johnston, M. Hemmida, H. - A. Krug von Nidda, A. Loidl, C. Geibel, and H. Rosner Phys. Rev. B 84, 014429 (2011) (Editors's Suggestion)
  32. Magnetic Exchange Interactions in BaMn2As2: A Case Study of the J1-J2-Jc Heisenberg Model. D. C. Johnston, R. J. McQueeney, B. Lake, A. Honecker, M. E. Zhitomirsky, R. Nath, Y. Furukawa, V. P. Antropov, and Y. Singh Phys. Rev. B 84, 094445 (2011)
  33. Magnetic model for A2CuP2O7 (A=Na, Li) revisited: one-dimensional versus two-dimensional behavior. S. Lebernegg, A. A. Tsirlin, O. Janson, R. Nath, Y. Skourski, G. Amthauer, and H. Rosner Phys. Rev. B 84, 174436 (2011)
  34. Low-temperature 31P NMR study of the two-dimensional frustrated square lattice compound BaCdVO(PO4)2. B. Roy, Y. Furukawa, R. Nath, and D. C. Johnston J. Phys.: Conference Series 320, 012048 (2011)
  35. Magnetism and superconductivity in Eu0.2Sr0.8(Fe0.86Co0.14)2As2 probed by 75As NMR. R. Sarkar, R. Nath, P. Khuntia, H. S. Jeevan, P. Gegenwart, and M. Baenitz J. Phys.: Condens. Matter 24, 045702 (2012)

Conferences

  1. Effect of doping in BaNi2V2O8, a two-dimensional honeycomb antiferromagnet. R. C. Nath, Jaydip Das, and A. V. Mahajan Presented poster in DAE-SSP symposium (Chandigarh, India), Dec. 2002.
  2. 31P NMR study of S = ½ 1D HAF systems (Sr,Ba)2Cu(PO4)2 and BaCuP2O7. R. Nath, A. V. Mahajan, N. Büttgen, C. Kegler, A. Loidl, J. Bobroff, and H. Alloul Presented in DAE-SSP symposium (Amritsar, India), Dec. 2004.
  3. 31P NMR in the S= ½ one-dimensional chain Sr2Cu(PO4)2. A. V. Mahajan, R. Nath, Ch. Kegler, N. Büttgen, A. Loidl, J. Bobroff and H. Alloul Presented in the spring meeting of the German Physical Society, Germany, 2004.
  4. Glass formation of common drugs: What has relaxation to do with aspirin and caffeine? R. Böhmer, B. Geil, T. El Goresy, R. Nath, A. Nowaczyk, and H. Zimmermann Presented in UCM workshop on "Relaxation in Complex Systems", Madrid, June 2006.
  5. (Ca,Sr)(VO)2(PO4)2: Strong frustration due to competing ferro and antiferromagnetic interactions. R. Nath, C. Geibel, Alexander A. Tsirlin, and H. Rosner Presented poster in the international workshop on "Mobile Fermions and Bosons on Frustrated Lattices", Dresden, Germany (11th January 2007).
  6. ESR and NMR on the frustrated square lattice ferromagnet SrZn(VO)(PO4)2. T. Foerster, R. Nath, J. Sichelschmidt, M. Baenitz, and C. Geibel Presented poster in the international workshop on "Korrelationstage 2007" Dresden, Germany (26th February 2007).
  7. Spin correlations in frustrated square lattices. M. Skoulatos, J.P. Goff, N. Shannon, E.E. Kaul, R. Nath, C. Geibel, P.P. Deen, A.P. Murani, M. Enderle, and A.R. Wildes Presented in "4th European conference on neutron scattering" Lund, Sweden.
  8. 31P NMR on frustrated ferromagnetic square lattices Pb2(VO)(PO4)2 and SrZn(VO)(PO4)2. R. Nath, M. Baenitz, N. Büttgen, and C. Geibel Presented poster in School+Workshop on "Highly Frustrated Magnets and strongly correlated Systems" ICTP Trieste, Italy (August-2007).
  9. Magnetic and thermodynamic properties of frustrated ferromagnetic square lattice BaCdVO(PO4)2. R. Nath, A. A. Tsirlin, H. Rosner, and C. Geibel Oral presentation at DPG spring meeting, Berlin (25th February-2008).
  10. Low-dimensional spin-½ systems in vanadium oxides: magnetic properties of Ag2VP2O8 and AgVAsO5 A. A. Tsirlin, R. Nath, C. Geibel, and H. Rosner Presented in Moscow International Symposium on Magnetism, 20th June 2008.
  11. Magnetic, Thermal, and Transport Properties of Layered Arsenides BaRu2As2 and SrRu2As2 R. Nath, Y. Singh, and D. C. Johnston Oral presentation in APS March Meeting, Pittsburgh, USA (16th March 2009).
  12. Spin excitations in the novel two-leg spin-ladder compound BiCu2PO6. M. Skoulatos, K. Habicht, B. Lake, C. Geibel, R. Nath, D.T. Adroja, J. Bobroff, and A. Mahajan International Conference on Magnetism-ICM 2009 in Karlsruhe, Germany July 26-31, 2009
  13. 31P NMR studies of the frustrated square lattice compound Pb2(VO)(PO4)2. R. Nath, C. Geibel, E. E. Kaul, Y. Furukawa, and D. C. Johnston Oral presentation in International Conference on Magnetic Materials (ICMM 2010) in Kolkata, India October 25-29, 2010.
  14. Synthesis, structure, and properties of tetragonal Sr2Mn3As2O2 and Sr2Mn2CuAs2O2 containing alternating CuO2-type and FeAs-type layers. R. Nath, V. O. Garlea, A. I. Goldman, and D. C. Johnston Oral presentation in Conference on Current Trends in Condensed Matter Physics 2010 (CTCMP-2010) at NISER, Bhubaneswar (15th-19th December 2010).
  15. Low-temperature 31P NMR study of the two-dimensional frustrated square lattice compound BaCdVO(PO4)2. B. Roy, Y. Furukawa, R. Nath, and D. C. Johnston International conference on frustration in condensed matter to be held in Sendai, Japan from Jan 11-14, 2011.
  16. Low Temperature 31P NMR study of the frustrated square-lattice compound BaCdVO(PO4)2. B. Roy, R. Nath, D. C. Johnston, and Y. Furukawa, Abstract submitted for American Physical Society, March meeting-2011.
  17. 31P NMR study on Eu(Ni1-xFex)2P2: from valence fluctuations to ferromagnetic order. M. Baenitz, R. Nath, R. Sarkar, H. Jeevan, P. Gegenwart, Z. Hossain, N. Caroca-Canales, C. Geibel, and F. Steglich Abstract submitted for German Physical Society meeting-2011.