Dr. Shouvik Datta

Associate Professor, Dept. of Physics, IISER-Pune

Ongoing and Future Research on Excitonic Many-body Physics in our

Quantum Optoelectronics Group - [Click here]

Interested NPDF and DST-Inspire Faculty candidates are welcome to Apply/Email

Contacts:

E.Mail: shouvik@iiserpune.ac.in

Tel: +91-20-2590-8033

Mailing Address:

# 203, h-cross Block, Experimental Physics Laboratory.

Indian Institute of Science Education & Research (IISER)-Pune

Dr. Homi Bhabha Road, Pashan.

Pune - 400008, Maharashtra.

INDIA.

Shouvik Data obtained his PhD from Tata Institute of Fundamental Research (University of Mumbai) in 2001. He was a postdoctoral fellow in University of Nebraska-Lincoln, USA (2001-2004) and in University of Oregon, USA (2004-2008) before joining IISER-Pune in July 2008.

Past Ph.D students:

(1) Dr. Kanika Bansal: Electrical and Optical Investigations of the Condensed Matter Physics of Junction Diodes under Charge Carrier Injection

(2) Dr. Padmashri Patil: Synthesis of Semiconductor Quantum Dots, Study of Their Optical Properties and Their Application in Sensitized Solar Cells

(3) Dr. Arthur Varghese: Role of Fluid Dynamics in Nanofabrication:Growth Mechanism and Optical Properties of Ligand Free CdS Nanotubes made using Alumina Nano-Reactor.

(4) Dr. Amit Bhunia: Studying the Physics of Excitons in Semiconductor Quantum Heterostructures.

Ten Selected Publications from our Research Group:

1)Mohit Kumar Singh, Amit Bhunia, Maryam Al Huwayz, Y Galvao Gobato, Mohamed Henini and Shouvik Datta, Role of interface potential barrier, Auger recombination and temporal coherence in In0.5Ga0.5As/GaAs quantum dot-based p-i-n light emitting diodes, J. Phys. D: Appl. Phys. 52, 095102 (2019).

2)Amit Bhunia, Mohit Kumar Singh, Y. Galvao Gobato, Mohamed Henini, and Shouvik Datta, Experimental Detection and Control of Trions and Fermi-Edge Singularity in Single-Barrier GaAs/AlAs/GaAs Heterostructures Using Photocapacitance Spectroscopy, Phys. Rev. Applied 10, 044043 (2018).

3)Amit Bhunia, Mohit Kumar Singh, Y. Galvao Gobato, Mohamed Henini, and Shouvik Datta, Experimental evidences of quantum confined 2D indirect excitons in single barrier GaAs/AlAs/GaAs heterostructure using photocapacitance at room temperature, J. of Applied Physics 123, 044305 (2018).

4)Amit Bhunia, Kanika Bansal, Mohamed Henini, Marzook S. Alshamari and Shouvik Datta, Negative activation energy and dielectric signatures of excitons and excitonic Mott transitions in quantum confined laser structures, Journal of Applied Physics 120, 144304 (2016).

5)Kanika Bansal, M. Henini, M. Alshammari, and Shouvik Datta, Dynamics of electronic transitions and frequency dependence of negative capacitance in semiconductor diodes under high forward bias, Applied Physics Letters 105, 123503 (2014).

6)Arthur Varghese, Prasenjit Ghosh and Shouvik Datta, Cadmium Vacancy Minority Defects as Luminescence Centers in Size and Strain Dependent Photoluminescence Shifts in CdS Nanotubes, Journal of Physical Chemistry C 118, pp 21604-21613 (2014).

7)Appala Venkata Ramana Murthy, Padmashri Patil, Shouvik Datta, and Shivprasad Patil, Photo-Induced Dark Fraction Due to Blinking and Photo-Darkening Probability in Aqueous CdTe Quantum Dots, Journal of Physical Chemistry C, , 117 (25), pp 13268-13275 (2013).

8)Kanika Bansal and Shouvik Datta, Temperature dependent reversal of voltage modulated light emission and negative capacitance in AlGaNP based multi quantum well light emitting devices, Appl. Phys. Lett. 102, 053508, (2013).

9)Arthur Varghese and Shouvik Datta, Directionally asymmetric self-assembly of cadmium sulfide nanotubes using porous alumina nanoreactors- Need for chemohydrodynamic instability at the nanoscale, Physical Review E. 85, 056104 (2012).

10)Kanika Bansal and Shouvik Datta, Voltage modulated electro-luminescence spectroscopy to understand negative capacitance and the role of sub-bandgap states in light emitting devices, J. Appl. Phys. 110, 114509 (2011).

Other recent Publications by Students and Postdocs only:

1)Complimentary effects of annealing temperature on optimal tuning of functionalized carbon-V₂O₅ hybrid nanobelts for targeted dual applications inelectrochromic and supercapacitor devices, by Remya Narayanan, Anweshi Dewan and Debanjan Chakraborty, RSC Advances., 2018, 8, 8596.

2)Single step hydrothermal synthesis of carbon nanodot decorated V₂O₅ nanobelts as hybrid conducting material for supercapacitor application, by Remya Narayanan, Journal of Solid State Chemistry 253 (2017) 103-112.

3)Thermal sintering improves short cuircuit current of Solar Cells Sensitized with CdTe/CdSe Core/Shell Nanocrystals, by Padmashri Patil, Physics of Semiconductor Devices - Environmental Science and Engineering, Part IV: 343-346 (2014).

4)Enhanced Photoluminescence from Ordered Arrays of Cadmium Sulfide Nanotubes Synthesized Using Nanoscale Chemical Reactors, by Arthur Varghese, Journal of Nanoscience and Nanotechnology, 14, 4495 (2014).

5)Role of light emission and sub-bandgap defects in the dielectric response of electroluminescent diodes, by Kanika Bansal, Physica Status Solidi C 10, 593 (2013).

Teaching at Dept. of Physics, University of Oregon:

Winter Term 2005-2006, Quantum Mechanics 415/515

Teaching at Dept. of Physics, IISER-Pune:

Fall 2008 - Physics Laboratory - PHYS 121 (Mechanics and Electricity-Magnetism)

Spring 2009 - Electronics Laboratory - IDC 102

Fall 2009 - Thermodynamics - PHYS 201

Spring 2010 - Experimental Methods - PHYS 320

Fall 2010 - Physics Laboratory - PHYS 201 (Thermal Physics and Optics)

Spring 2011 - Advanced Physics Laboratory - PHYS 323

Fall 2011 - Advanced Physics Laboratory - PHYS 430

Spring 2012 - Atomic & Molecular Physics + Quantum Optics - PHYS 421

Fall 2012 - Introductory Classical Mechanics and Electricity Magnetism - PHYS 201

Spring 2013 - Quantum Mechanics - PHYS 204

Fall 2013 - Classical Mechanics - PHYS 311

Spring 2014 - Waves and Matter - PHYS 102

Fall 2014 - Physics Laboratory - PHYS 121 (Mechanics, Electricity-Magnetism & Optics)

Spring 2015 - Physics Laboratory - PHYS 221 (Solid State, Optics etc)

Fall 2015 - Physics Laboratory - PHYS 330 (Light Matter Interactions & Electronics)

Spring 2016 - Physics Laboratory - PHYS 320 (Magnetism, Non-linear Dynamics, High Frequency Electromagnetics)

Fall 2016 - Physics Laboratory - PHYS 330 (Solid State Physics and Electronics)

Spring 2017 - Physics Laboratory - PHYS 320 (Magnetism, Non-linear Dynamics, High Frequency Electromagnetics)

Fall 2017 - Methods of Experimental Physics PHYS 340

Spring 2018 - Classical and Quantum Optics PHYS 421/641

Fall 2018 - Methods of Experimental Physics PHYS 340

Spring 2019 - Advanced Optics: Classical and Quantum Optics PHYS 428/660

Fall 2019 - Methods of Experimental Physics PHYS 340