Conferences

Conferences/Talks

• “Double magnetic transitions and exotic field-induced phase in the triangular lattice antiferromagnets Sr₃Co(Nb,Ta)₂O₉"”, presented by R. Nath on 11th January 2024 at the International conference on Highly Frustrated Magnetism (HFM), IIT Madras, India.
• "Seminar on “Field induced phase transitions in one-dimensional spin-1/2 Heisenberg quantum Antiferromagnet”, presented by R. Nath on 2nd September 2021 at the University of the Witwatersrand Johannesburg, South Africa.
• "Signature of Bose-Einstein condensation of triplons close to the quantum critical point in the quasi-one-dimensional spin-1/2 antiferromagnet NaVOPO4 " R. Nath, Invited talk in The 11th APCTCP-IACS-IITB Joint conference on Emergent Phenomena in Novel Oxide Materials and Low Dimensional Systems, held from 28th-30th Nov-2019 at IIT- Bombay.
• "Synthesis and Characterization of Frustrated Magnetic Materials " R. Nath, Invited talk in National Symposium on Functional Nano-Materials (NSFM-2019), held from 4th-5th Jan-2019, Madurai Kamaraj University, Tamil Nadu.
• R. Nath gave a talk at University of Birmingham, UK on 17th Dec-2018.
• "Ground State Properties of Alternating Spin-1/2 Chain Compound: AgVOAsO4 " R. Nath, Invited talk in International Conference on Magnetism and Magnetic Materials (ICMAGMA- 2018) held from 9th - 13th December, 2018 at NISER, Bhubaneswar.
• "Frustration of square cupola in Sr(TiO)Cu4(PO4)4" S.S. Islam, K.M. Ranjith, M. Baenitz, Y.Skourski, A. A. Tsirlin, and R. Nath, Presented poster in International Conference on Magnetism and Magnetic Material -2018, NISER- Bhubaneswar, December 9th-13th, 2018.
• "Magnetic properties of spin - ½ chain antiferromagnet : NaVOPO4" P. K. Mukharjee, K.M. Ranjith, M. Baenitz, and R. Nath, Presented poster in International Conference on Magnetism and Magnetic Material -2018, NISER- Bhubaneswar, December 9th-13th , 2018.
• "Frustration of square cupola in Sr(TiO)Cu4(PO4)4" S.S. Islam, K.M. Ranjith, M. Baenitz, Y.Skourski, A. A. Tsirlin, and R. Nath, Presented poster in 2nd Asia Pacific Workshop on Quantum Magnetism -2018, ICTS- Bangalore, November 29th - December 7th, 2018.
• "Magnetic properties of spin - ½ chain antiferromagnet : NaVOPO4" P. K. Mukharjee, K.M. Ranjith, M. Baenitz, and R. Nath, Presented poster in 2nd Asia Pacific Workshop on Quantum Magnetism -2018, ICTS- Bangalore, November 29th - December 7th, 2018.
• " R. Nath (Invited Speaker): Conference on Applied Material Science held in Central University Gandhinagar, Gujarat on 6th April, 2018."
• "Singlet ground state in the spin-1/2 weakly coupled dimer compound NH4[(V2O3)2(4,4'-bpy)2(H2PO4)(PO4)2].0.5H2O" U. Arjun, V. Kumar, P. K. Anjana, A. Thirumurugan, J. Sichelscmidt, A. V. Mahajan and R. Nath, Short invited talk in Magnetism and magnetic Materials-2017, Pittsburg, PA, USA, November 6-10, 2017.
• "Spin-glass State in Fe0.5Cr0.5Ga" P. Bag, P. R. Baral, and R. Nath Presented poster in Magnetism and magnetic Materials-2017, Pittsburg, PA, USA, November 6-10, 2017.
• "Magnetic phase transitions in spin-1/2 and spin-1 frustrated triangular lattice antiferromagnets Li2(Cu,Ni)W2O8" R. Nath, Invited Talk in School and Conference on Frustrated magnetism -2017, IMSc. Chennai, April 3 - 12, 2017.
• "Singlet ground state in the spin-1/2 weakly coupled dimer compound NH4[(V2O3)2(4,4'-bpy)2(H2PO4)(PO4)2].0.5H2O" U. Arjun, V. Kumar, P. K. Anjana, A. Thirumurugan, J. Sichelscmidt, A. V. Mahajan and R. Nath, Presented poster in School and Conference on Frustrated magnetism -2017, IMSc. Chennai, April 3 - 12, 2017.
• "Multiple magnetic transitions in the spin-1/2 chain antiferromagnet SrCuTe2O6" N. Ahmed, A. A. Tsirlin, and R. Nath, Presented poster in School and Conference on Frustrated magnetism -2017, IMSc. Chennai, April 3 - 12, 2017.
• "Double phase transition in the triangular antiferromagnet Ba3CoTa2O9" N. G. Hegde, K. M. Ranjith , K. Brinda, U. Arjun, N. G. Hegde, and R. Nath, Presented poster in School and Conference on Frustrated magnetism -2017, IMSc. Chennai, April 3 - 12, 2017.
• "Magnetic phase transition in spin-1/2 frustrated triangular lattice antiferromagnet Li2CuW2O8" R. Nath, Invited Talk in International Meeting on Highly Correlated Systems-2017, MG University, Kottayam, India, March 24-26, 2017.
• "Singlet ground state in the spin-1/2 weakly coupled dimer compound NH4[(V2O3)2(4,4'-bpy)2(H2PO4)(PO4)2].0.5H2O" U. Arjun, V. Kumar, P. K. Anjana, A. Thirumurugan, J. Sichelscmidt, A. V. Mahajan and R. Nath, Short invited talk in International Meeting on Highly Correlated Systems-2017, MG University, Kottayam, India, March 24-26, 2017.
• "First order magneto-structural transition and magnetocaloric effect in MnNiGe0.9Ga0.1" P. Bag, and R. Nath, Short invited talk in International Meeting on Highly Correlated Systems-2017, MG University, Kottayam, India, March 24-26, 2017.
• "Magnetic phase transition in spin-1/2 frustrated triangular lattice antiferromagnet Li2CuW2O8" R. Nath, Short invited talk in International Meeting on Highly Correlated Systems-2017, MG University, Kottayam, India, March 24-26, 2017.
• "Coexistence of antler-ferromagnetic phases and path dependent magnetic states in La0.9Nd0.1Fe11.5Al1.5" P. Bag R. Nath, Presented poster in ICMAGMA-2017, Hyderabad, India, Feb 1-3, 2017.
• "Singlet ground state in the spin-1/2 weakly coupled dimer compound NH4[(V2O3)2(4,4'-bpy)2(H2PO4)(PO4)2].0.5H2O" U. Arjun, V. Kumar, P. K. Anjana, A. Thirumurugan, J. Sichelscmidt, A. V. Mahajan and R. Nath, Presented poster in National Conference on Study of Matter Using Intense Radiation Sources and Under Extreme Conditions, Consortium for Scientific Research (UGC-DAE CSR), Indore, November 3 - 6, 2016.
• "Multiple magnetic transitions in the spin-1/2 chain antiferromagnet SrCuTe2O6" N. Ahmed, A. A. Tsirlin, and R. Nath, Presented poster in National Conference on Study of Matter Using Intense Radiation Sources and Under Extreme Conditions, Consortium for Scientific Research (UGC-DAE CSR), Indore, November 3 - 6, 2016.
• "Magnetic phase transitions in spin-1/2 and spin-1 frustrated triangular lattice antiferromagnets Li2(Cu,Ni)W2O8" R. Nath, Invited Talk in Max Planck Institute of Chemical Physics of Solids, August 30, 2016
• "Magnetic properties of frustrated triangular lattice antiferromagnets Li2MW2O8(M=Cu,Ni)" K. M. Ranjith R. Nath, Invited Talk in Max Planck Institute of Chemical Physics of Solids, May 31, 2016
• "Magnetic phase transitions in spin-1/2 and spin-1 frustrated triangular lattice antiferromagnets Li2(Cu,Ni)W2O8" R. Nath, Invited Talk in Emerging Trends in Advanced Functional Materials (IOP Bhubaneswar), January, 2016
• "Multiple magnetic transitions in the spin-1/2 chain antiferromagnet SrCuTe2O6" N. Ahmed, A. A. Tsirlin, and R. Nath, Presented poster in Emerging Trends in Advanced Functional Materials (IOP Bhubaneswar), January, 2016
• "Structural and magnetic properties of spin-1/2 layered ferrimagnet Bi2Cu5B4O14" U. Arjun, V. Ramakrishnan, and R. Nath, Presented poster in Emerging Trends in Advanced Functional Materials (IOP Bhubaneswar), January, 2016
• "Synthesis and characterization of frustrated magnetic materials." R. Nath, Invited Talk in National Seminar on Photonics and its Application (NSPA 2015). (University of Kerala) December 9 - 11, 2015
• "Magnetic properties of the frustrated coupled ladder compound Cu4P2O9." K. M. Ranjith, M. Baenitz, Yu. Skoursk, A. A. Tsirlin, and R. Nath, Presented poster in international workshop on "Quantum Transport in One Dimension"(MPIPKS, Dresden, Germany) September 14 - 18, 2015
• "Collinear order in a frustrated three-dimensional spin-1/2 antiferromagnet Li2CuW2O8 and the effect of non- magnetic dilution." K. M. Ranjith, M. Majumder, M. Baenitz, Y. Skourski, A. A. Tsirlin and R. Nath, Presented poster in School and Workshop on "Strongly Correlated Electronic Systems - Novel Materials and Novel Theories (ICTP, Italy) August 10 - 21, 2015
• "Interesting Magnetic Properties of Frustrated Triangular Lattice compound Li2CuW2O8." R. Nath, Invited Talk in CTCMP 2015(NISER, Bhubaneswar) February 19 - 22, 2015
• "Antiferromagnetic square lattice in Zn2VO(PO4)2 and its dilution with Ti4+." N. Ahmad, A. Yogi, A. A. Tsirlin, J. Sichelschmidt, B. Roy, Y. Furukawa, and R. Nath, Presented poster in Workshop on Current Trends in Frustrated Magnetism (JNU. New Delhi) February 8 - 13, 2015
• "Hindered magnetic order from mixed dimensionalities in CuP2O6." K. M. Ranjith, J. Sichelschmidt, Y. Skourski, A. A. Tsirlin, and R. Nath, Presented poster in Workshop on Current Trends in Frustrated Magnetism (JNU. New Delhi) February 8 - 13, 2015
• "Synthesis and characterization of magnetic materials." R. Nath, Invited Talk in National Conference on Advances in Crystal Growth and Nanotechnology (CMS college Kottayam, Kerala) January 15 - 16, 2015
• R. Nath visited University of Nagoya, Japan and presented a talk on "Interesting ground state properties of frustrated low-dimensional spin systems." November 29, 2014
• R. Nath visited Nara Institute of Science and Technology (NAIST), Japan and presented a talk on "Interesting ground state properties of spin-1/2 frustrated square lattice spin systems." November 26, 2014
• "Interesting ground state properties of frustrated square lattice spin systems." R. Nath, Invited Talk in National Conference on Advances in Material Science (NSAMS 2014) (Manonmaniam Sundaranar University, Tirunelveli, Tamilnadu) September 29 - 30, 2014
• "Magnetic properties of the frustrated coupled ladder compound Cu4P2O9." K. M. Ranjith, M. Baenitz, Yu. Skoursk, A. A. Tsirlin, and R. Nath, Presented poster in 7th India-Singapore Symposium on Experimental Condensed Matter Physics (IIT Bombay) February 24 - 26, 2014
• "Magnetic properties of the frustrated coupled ladder compound Cu4P2O9." K. M. Ranjith, M. Baenitz, Yu. Skoursk, and R. Nath, Presented poster in IUMRS ICA 2013 (Bangalore), December 16- 20 2013.
• "Magnetic Phase Transitions in Frustrated Low-Dimensional Magnet BiMn2PO6." K. M. Ranjith, B. Roy, Y. Furukawa and R. Nath, Presented poster in 8th JNC Conference on Chemistry of Materials (Thiruvananthapuram), October, 2012.
• "Field induced magnetic transition in low-dimensional magnets Bi(Ni,Co)PO5." K. M. Ranjith, E. Mathews, M. Baenitz, and R. Nath, Presented poster in International Conference on material Science and Technology, 2012(ICMST-2012) (Pala, Kerala), June 2012.
• "Magnetic properties of alternating spin-1/2 chain compound AgVOAsO4." R. Nath, A. A. Tsirlin, J. Sichelschmidt, Y. Skourski, C. Geibel, and H. Rosner, Invited Talk in German Physical Society Meeting-2012 (DPG Meeting) (Berlin), 25th to 30th March 2012.
• "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, German Physical Society meeting-2011.
• "Low Temperature 31P NMR study of the frustrated square-lattice compound BaCdVO(PO4)2." B. Roy, R. Nath, D. C. Johnston, and Y. Furukawa, American Physical Society, March meeting-2011.
• "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 (Sendai, Japan), Jan 11-14, 2011.
• "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) (NISER, Bhubaneswar),15th-19th December 2010.
• "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) (Kolkata, India October), 25-29, 2010.
• "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 (Karlsruhe, Germany), July 26-31, 2009
• "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.
• "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.
• "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.
• "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.
• "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).
• "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.
• "(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.
• "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), June2006.
• "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.
• "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.
• "Effect of doping in BaNi2V2O8, a two-dimensional honeycomb antiferromagnet." R. Nath, Jaydip Das, and A. V. Mahajan, Presented poster in DAE-SSP symposium (Chandigarh, India), Dec. 2002.