Subhabrata Dhar


Research Interests: 
  • Growth, transport and optical properties of semiconductors.
  • Low dimensional Semiconductors
  • Semiconductor nanostructures
  • Magnetic Semiconductors

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Research Group Lin

Courses Taken

Introduction to condensed matter physics


Physics of semiconductor devices

Semiconductor physics

Electricity and magnetism (1st year course)

Numerical methods and programming 

Selected Publications: 

High electron mobility through the edge states in random networks of c­axis oriented wedge­shaped GaN nanowalls grown by molecular beam epitaxy H. P. Bhasker, Subhabrata Dhar, A. Sain, Manoj Kesaria and S. M. Shivaprasad Appl. Phys. Lett. 101, 132109 (2012)

Effect of surface groups on the luminescence property of ZnO nanoparticles synthesized by sol­gel route, A. Sharma, B. P. Singh, Subhabrata Dhar, A. Gondorf, M. Spasova, Surface Science. 606 L13 (2012)

Two Distinct Origins of Highly Localized Luminescent Centers within InGaN/GaN Quantum­Well Light­Emitting Diodes, S. De, A. Layek, A. Raja, A. Kadir, M. R. Gokhale, A. Bhattacharya, Subhabrata Dhar, and A. Chowdhury, Adv. Func. Mater. 21, 3827 (2011)

Optical detection of the defects associated with the magnetic properties observed in GaN:Gd layers grown by reactive molecular beam epitaxy, J. K. Mishra, B. P. Singh, and Subhabrata Dhar, Appl. Phys. Lett. 99, 072119 (2011)

Colossal magnetic moment of Gd in GaN Subhabrata Dhar, O. Brandt, M. Ramsteiner, V. F. Sapega and K. H. Ploog Phys. Rev. Lett. 94, 037205 (2005).

Origin of high temperatute ferromagnetism in (Ga,Mn)N layers grown by molecularbeam epitaxy Subhabrata Dhar, O. Brandt, A. Trampert, K. J. Friedland, K. H. Ploog, J. Keller, B. Beschoten and G. Güntherodt Appl. Phys. Lett. 82, 2077 (2003).

Research Category: