Seminar
 
 
 
 
   
 
    Position Open
 
   
 
 

Prof. D.D. Sarma
PhD (IISc, Bangalore), FASc, FNASc, FNA, FTWAS,
Fellow, American Physical Society

Professor

E-mail: sarma@sscu.iisc.ernet.in
Web: http://sscu.iisc.ernet.in/DDSarma
Tel:  +91(0) 80 22932945
        +91 (0) 80 22932336 Extn 2056
Lab: +91(0) 80 22932336 Extn. 2052, 2058, 2060, 2075

 

Research Activity 
Our group is mainly involved in investigating strongly correlated electronic systems and semiconductor nanoparticles. A representative list of publications arising from our investigations and from collaborative efforts, is given below to provide an indication of the range of our activities. 

  • S. Acharya et al., Shape Dependent Confinement in Ultrasmall Zero, One, and Two Dimensional PbS Nanostructures, J. Am. Chem. Soc. (Accepted for publication).
  • C. Meneghini et al., Nature of “disorder" in the ordered double perovskite Sr2FeMoO6, Phys. Rev. Lett. 103, 046403 (2009).
  • P. Gambardella et al., Supramolecular control of the magnetic anisotropy in two-dimensional high-spin Fe arrays at a metal interface, Nat. Mater. 8, 189 (2009).
  • P. K. Santra et al., Investigation of the Internal Heterostructure of Highly Luminescent Quantum Dot-Quantum Well Nanocrystals, J. Am. Chem. Soc. 131, 470 (2009).
  • A. Nag et al., To dope Mn2+ in a semiconducting nanocrystal, J. Am. Chem. Soc. 130, 10605 (2008).
  • H. Das et al., Electronic structure, phonons and dielectric anomaly in ferromagnetic insulating double-pervoskite La2NiMnO6, Phys. Rev. Lett. 100, 186402 (2008).
  • M. Kobayashi et al., Critical test for Altshuler-Aronov Theory: Evolution of the density of states singularity in double perovskite Sr2FeMoO6 with controlled disorder, Phys. Rev. Lett. 98, 246401 (2007).
  • R.Viswanatha et al., Growth mechanism of nanocrystals in solution: ZnO, a case study, Phys. Rev. Lett. 98, 255501 (2007).
  • D.D. Sarma et al., Intergranular magnetoresistance in Sr2FeMoO6 from a magnetic tunnel barrier mechanism, Phys. Rev. Lett. 98, 157205 (2007).
  • Ranjani Viswanatha et al., Growth Kinetics of ZnO nanocrystals: A few surprises, J. Am. Chem. Soc. 129, 4470 (2007)
  • S. Raj et al., Angle-Resolved Photoemission Spectroscopy of the insulating NaxWO3: Anderson localization, polaron formation, and remnant Fermi surface, Phys. Rev. Lett. 96, 147603 (2006).
  • T. Saha-Dasgupta et al., Origin of Ferrmomagnetism and its pressure and doping dependence in Tl2Mn2O7, Phys. Rev. Lett. 96, 087205 (2006).
  • C. Grazioli et al., Spin-op ordering from frustrated ferro- and antiferromagnetic interactions: A combined theoretical and experimental study of a Mn/Fe(100) monolayer, Phys. Rev. Lett. 95, 117201 (2005).
  • P. Mahadevan et al., Unusual directional dependence of exchange energies in GaAs:Mn - Is the RKKY limit relevant, Phys. Rev. Lett. 93, 177201 (2004).
  • D. D. Sarma et al., Direct Observation of Large Electronic Domains with Memory Effect in Doped Manganites, Phys. Rev. Lett. 93, 097202 (2004)
 
 

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