Dr. Ujjwal Ghanta

Designation : Asst. Professor

Qualifications : M.Sc. (BESU,)

Interest/Research : Optoelectronic Properties of Si Quantum Structures

Email Id : ujjwal.ghanta@nshm.com

Academic Experience : 3 Years

Teaching Interests
• Solid State Physics
• Quantum Mechanics
• Statistical Mechanics
• Classical Mechanics
Research Interests
• Nanotechnology
• Semiconducting Nanoparticles

Research & Publications
Conference Proceedings

  • Studies on Microscopic Current-Voltage Characteristics of Nanocrystalline Silicon using Conducting AFM tip at Internatinal Symposium On Advances In Nanomaterials, (ANM -2010), Central Glass and Ceramic Research Institute, CSIR, Kolkata, Poster no. CP-79), pp. 127
  • Signature of phonon bottle-neck in colloidal suspension of silicon nano rods at International Conference of Fundamental And Applications of Nanoscience & Technology (ICFANT-2010), Jadavpur university in Poster no. SP-8), pp. 134
  • Photoluminescence from Porous Silicon having Regular Macromorphology at National Review & Coordination Meeting of Nano Mission Council (NSNT2011), IIT Delhi, (Poster no. SP-8), pp. 134
  • Linearly Polarized Photo Luminescence from Colloidal Silicon Quantum Dots at National Conference on Recent Advancement In Materials & Technology (NCRAMT-2011), HIT, Haldia
  • Photoluminescence Mechanism in Silicon Quantum Rods Studied by Time-Resolved Spectroscopy at International Conference on Recent Trends in Applied Physics & Material Science (RAM-2013), Bikaner, Rajasthan, AIP Conference Proc. 1536, pp.277-278
  • Effect of Uv Laser Radiation on the Photoluminescence Properties of Silicon Quantum Dot Colloids at National Conference on Nanomaterials & Devices (NCONAD-2013), NIT Srinagar, Kashmir
  • Irreversible Quenching of Photoluminescence from Silicon Quantum Dots in Low Magnetic Field at 12th International Conference on Fiber Optica and Photonics © OSA 2014 (Photonics-2014), IIT, KGP, Poster Sunday S5A.46
  • Effect of Dimethylformamide, Current Density and Resistivity on Pore Geometry in P-type Macroporous Silicon at International Conference on Advances in Manufacturing and Materials Engineering, ICAMME 2014, Tamil Nadu, India, Procedia Materials Science, Vol. 5, 2014, pp. 764–771


  • Temperature Dependent Photoluminescence from Porous Silicon Nanostructures: Quantum Confinement and Oxide Related Transitions in J. Appl. Phys., Vol. 110, pp. 094309, 2011
  • Photoluminescence from Oxidized Macroporous Silicon: Nano-Ripples and Strained Silicon Nanostructures in IEEE Transactions on Device and Materials Reliability, Vol. 13, pp. 87-92, 2012
  • Superliner Photo Response in Colloids of Silicon Quantum Dots in International Journal of Innovative Research in Science, Engineering and Technology, Vol. 3, pp. 15-18, 2014