Dr. rer. nat. Rajib Sarkar

Wiss. Mitarbeiter

Arbeitsgruppe: Magnetische Resonanz und Nukleare Sonden

Kontakt

Physikgebäude Zellescher Weg 16
D-Flügel, Zimmer 203b
Tel.:    +49 351 463-32404
Fax:    +49 351 463-37734
eMail:  Rajib Sarkar

Forschungsthemen
Magnetism and Superconductivity in Intermetallic Compounds and Oxides

Methoden
Nuclear Magnetic Resonance (NMR), Myonenspinresonanz (MuSR)
 

Short CV ( Detail CV and list of publications (last updated Oct. 2016))

Born: 1979, West Bengal, India

Visiting Scientist, UC Davis, USA (August, 2017 - September, 2017)                              Visiting Scientist, UC Davis, USA (August, 2016 - September, 2016)                        Academic Employee, TUD, Dresden, Germany (May, 2014 onwards)                                 DFG post-doc fellow, TUD, Dresden, Germany (May, 2012-April, 2014)                           Max-Planck Fellow, MPI-CPFS, Dresden, Germany (September, 2009-April, 2012)         PhD in Physics-2009, Jadavpur University, India (work done at SINP)
Visiting Scholar in MPI-CPFS, Dresden, Germany (March, 2008-June, 2008)
Post MSc. in Physics, SINP, India, 2003
MSc. in Physics, Kalyani University, India 2002
BSc. in Physics, Calcutta University, India 2000

Projects

  •  Principal Investigator in GRK 1621 “Itinerant magnetism and superconductivity in intermetallic compounds” funded by the the Deutsche Forschungsgemeinschaft for the period (../2015 - 03/2020).
  • Principal Investigator in SFB 1143 “Correlated Magnetism: From Frustration to Topology”  funded by the Deutsche Forschungsgemeinschaft for the period 1/2015 - 12/2018. Project C02 : Competing orders and spin dynamics: Nuclear probes.

Publications (Research ID)

  • Macroscopic phase separation of superconductivity and ferromagnetism in Sr0.5Ce0.5FBiS2-xSex revealed by muSR                                                                         A.M. Nikitin, V. Grinenko, R. Sarkar, J.-C. Orain, M.V. Salis, J. Henke, Y.K. Huang, H.-H. Klauss, A. Amato, A. de Visser 
    arXiv:1709.03632(2017)

  • Spin Nematic Phase in Iron-Oxychalcogenide Mott Insulators
    B. Freelon, R. Sarkar, S. Kamusella, F. Brückner, V. Grinenko, Swagata Acharya, Mukul Laad, Luis Craco, Zahra Yamani, Roxana Flacau, Ian Swainson, Yuhao Liu, Hangdong Wang, Jianhua Du, Minghu Fang, H.-H. Klauss      arXiv:1708.01693(2017)
  • Magnetic order and spin dynamics in the helical magnetic system Fe3PO4O3                       R. Sarkar, S. Kamusella, S. A. Braeuninger, S. Holenstein, J.-C. Orain, H. Luetkens, V. Grinenko, M. J. Tarne, J. R. Neilson, K. A. Ross, H.-H. Klauss 
    arXiv:1707.07433(2017)

  • Uniaxial strain control of spin-polarization in multicomponent nematic order of BaFe2As2

    T. Kissikov, R. Sarkar, M. Lawson, B. T. Bush, E. I. Timmons, M. A. Tanatar, R. Prozorov, S. L. Bud'ko, P. C. Canfield, R. M. Fernandes, and N. J. Curro 
    arXiv:1704.03566(2017)
  • Unconventional spin freezing in the disordered pyrochlore magnet NaCaCo2F7: NMR studies and Monte-Carlo simulations                                                                                     R. Sarkar, J. W. Krizan, F. Brckner, E. C. Andrade, S. Rachel, M. Vojta, R. J. Cava, and H.-H. Klauss  arXiv:1604.00814(2016)
  • Diluted paramagnetic impurities in nonmagnetic Ba2YIrO6                                               F. Hammerath, R. Sarkar, S. Kamusella, C. Baines, H.-H. Klauss, T. Dey, A. Maljuk, S. Gaß, A.U.B. Wolter, H.-J. Grafe, S. Wurmehl, and B. Büchner

    Phys. Rev. B 96, 165108(2017)

  • Nuclear Magnetic Resonance Probe Head Design for Precision Strain Control
    T. Kissikov, R. Sarkar, B. T. Bush, M. Lawson, P. C. Canfield, and N.J. Curro                 Review of Scientific Instruments 88, 103902 (2017)
  • Superconductivity with broken time reversal symmetry in ion irradiated Ba0.27K0.73Fe2As2 single crystals

    V. Grinenko, P. Materne, R. Sarkar, H. Luetkens, K. Kihou, C. H. Lee, S. Akhmadaliev, D. V. Efremov, S.-L. Drechsler, and H.-H.Klauss                                                                 Phys. Rev. B 95, 214511 (2017).
  • Magnetic order and spin dynamics across a ferromagnetic quantum critical point: mu SRinvestigations of YbNi4(P1-xAsx)2                                                                                       R. Sarkar, J. Spehling, P. Materne, H. Luetkens, C. Baines, M. Brando, C. Krellner,       and H.-H. Klauss  Phys. Rev. B 95, 121111(R)(2017).
     
  • Non-collinear antiferromagnetism of coupled spins and pseudospins in the double perovskite La2CuIrO6                                                                                                      Kaustuv Manna, R. Sarkar, S Fuchs, Y.A. Onykiienko, A.K. Bera, G. Aslan Cansever, S.   Kamusella, A. Maljuk, CGF Blum, L.T. Corredor, AUB Wolter, S. M. Yusuf, M. Frontzek, L. Keller, M. Iakovleva, E. Vavilova, H.-J. Grafe, V. Kataev, H.-H. Klauss, D.S. Inosov, S. Wurmehl, B. Buchner Phys. Rev. B 94, 144437(2016).
  • Microscopic coexistence of superconductivity and magnetism in Ca1-xNaxFe2As2         P. Materne, S. Kamusela, R. Sarkar, T. Goltz, J. Spehling, H. Maeter, L. Harnagea, S. Wurmehl, B. Buchner, H. Luetkens, C. Timm, and H-H Klauss Phys. Rev. B 92, 134511(2015).
  • 119Sn-NMR investigations on superconducting Ca3Ir4Sn13: Evidence for multigap superconductivity                                                                                                                       R Sarkar, F. Brückner, M. Günther, Kefeng Wang, C. Petrovic, P.K. Biswas, H. Luetkens, E. Morenzoni, A. Amato, H-H. Klauss Physica B: Condensed Matter 479, 51–53(2015)
  • Superconducting properties and pseudogap from preformed Cooper pairs in the triclinic (CaFe1−xPtxAs)10Pt3As8
    M. A. Surmach, F. Brückner, S. Kamusella, R. Sarkar, P. Y. Portnichenko, J.T. Park, G. Ghambashidze, H. Luetkens, P. Biswas, W. J. Choi, Y. I. Seo, Y. S. Kwon, H. -H. Klauss, D. S. Inosov Phys. Rev. B 91, 104515(2015)
     
  • Coexistence of 3d-Ferromagnetism and Superconductivity in [(Li1−xFex)OH](Fe1−yLiy)Se
    U. Pachmayr, F. Nitsche, H. Luetkens, S. Kamusella, F. Bruckner, R. Sarkar, H.-H. Klauss, and D. JohrendtAngew. Chem. Int. Ed. 54 ,293 (2015)
     
  • Multigap superconductivity in locally non-centrosymmetric SrPtAs: An 75As nuclear quadrupole resonance investigation
    F. Brueckner, R. Sarkar, M. Guenther, H. Kuehne, H. Luetkens, T. Neupert, A. P. Reyes, P. L. Kuhns, P. K. Biswas, T. Stürzer, D. Johrendt, H.-H. Klauss. Phys. Rev. B 90, 220503(R)(2014).
     
  • Magnetic order and spin dynamics in La2O2Fe2OSe2 probed by 57Fe-Moessbauer, 139La-NMR, and muon spin relaxation spectroscopy
    M. Günther, S. Kamusella, R. Sarkar, T. Goltz, H. Luetkens, G. Pascua, S.-H. Do, K.-Y. Choi, H. D. Zhou, H.-H. Klauss Phys. Rev. B 90, 184408(2014).
     
  • Unconventional magnetism in multivalent charge-ordered YbPtGe2 probed by 195Pt-NMR- and 171Yb-NMR
    R. Sarkar, R. Gumeniuk, A. Leithe-Jasper, W. Schnelle, Y. Grin, C. Geibel, and M. Baenitz. Phys. Rev. B 88, 201101(R)(2013).
     
  • YbPtGe2: A multivalent charge-ordered system with an unusual spin pseudogap
    R. Gumeniuk, R. Sarkar,, C. Geibel, W. Schnelle, C. Paulmann, M. Baenitz, A. A. Tsirlin, V. Guritanu, J. Sichelschmidt, Y. Grin, and A. L. Jasper. Phys. Rev. B 86, 235138 (2012).
     
  • 31P NMR investigations on the ferromagnetic quantum critical system YbNi4P2
    R. Sarkar, P. Khuntia, C. Krellner, F. Steglich, C. Geibel, and M. Baenitz Phys. Rev. B 85, 140409(R)(2012).
     
  • 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).
     
  • Interplay between Fe-3d and Ce-4f magnetism and Kondo interaction in CeFeAs1-xPxO probed by 75As and 31P NMR
    R. Sarkar, M. Baenitz, A. Jesche, F. Steglich and C. Geibel, J. Phys.: Condens. Matter 24, 135602(2012).
     
  • Interplay between Co-3d and Ce-4f magnetism in CeCoAsO
    R. Sarkar, A. Jesche, C. Mazumdar, A. Poddar, C. Krellner, M. Baenitz, and C. Geibel, Phys. Rev. B 82, 054423 (2010).
     
  • NMR study of 51V in quasi-one-dimensional integer spin chain compound SrNi2V2O8
    B. Pahari, K. Ghoshray, R. Sarkar, B. Bandyopadhyay, and A. Ghoshray, Phys. Rev. B 73, 012407(2006).
     
  • 51V NMR study of the quasi-one-dimentional alternating chain compound BaCu2V2O8
    K.Ghoshray, B. Pahari, B. Bandyopadhyay, R. Sarkar and A. Ghoshray, Phys. Rev. B 71, 214401 (2005).
     
  • 27Al NMR in grain-aligned ternary intermetallic CeNi2Al5: A dense Kondo compound
    R. Sarkar, K.Ghoshray, B. Bandyopadhyay, and A. Ghoshray, Phys. Rev. B 71, 104421 (2005).

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Letzte Änderung: 05.10.2017