Silicon Quantum Computing Lab

GROUP LEADER

SUDDHASATTA MAHAPATRA

suddho[at]phy[dot]iitb[dot]ac[dot]in

+91-22-2576-7577

Professor Suddhasatta Mahapatra (Suddho) joined the Physics Department of IIT Bombay in 2013. Between 2008 and 2012, Suddho worked as a (senior) research fellow at the Centre of Excellence for Quantum Computation and Communications Technology (CQC2T), UNSW, Sydney, where he led several key projects on Si spin quantum computation. Suddho obtained his PhD from Würzburg University, in 2007, and his MSc (Engg.) in Materials Science and Engineering from the Indian Institute of Science, in 2002. His research interest spans over silicon quantum computation, quantum transport and electronic, group-IV epitaxy and optoelectronics.

PROJECT ASSOCIATE

VIJAY SALUNKE

p17088[at]iitb[dot]ac[dot]in

+91-22-2576-6503

Vijay holds a Master's degree in commerce, with specialization in accountancy. He looks after all the financial and administrative responsibilities of the group, ensuring minimum inconvenience to our research and development activities. He is also in-charge of the maintenance of all supporting facilities of the Q-Si group.

RESEARCH ASSOCIATE

SWAGATA BHUNIA

swagato[at]iitb[dot]ac[dot]in

Dr. Swagata Bhunia (Swagata) pursued his M.Sc. and Ph.D. in Physics at IIT Bombay, where his focus was on the development of solid-state single photon emitters. Swagata achieved a major milestone in his research by successfully demonstrating room-temperature single photon emission in the visible range, using specially tailored quantum dots of InGaN. Currently his research interest spans over detection and manipulation of spin qubits hosted by gated quantum dot devices, single photon detection with superconducting nanowires & efficiency enhancement of a single photon sources.

GRADUATE STUDENTS

SANA AYYUBY

184120011[at]iitb[dot]ac[dot]in

Sana earned both her B.Sc. and M.Sc. degrees in Physics from Barkatullah University, Bhopal. Currently, Sana is focusing on the PLD-based growth and fabrication of solar blind photodetectors, with a specific emphasis on those based on Gallium Oxide. Beyond her academics, Sana enjoys reading, writing and music.

PINKI PAL

pinki_pal.physics[at]iitb[dot]ac[dot]in

Pinki pursued her BS and MS degrees from Jadavpur University, Kolkata, specializing in experimental condensed matter physics and theory of plasma & nonlinear waves. In the Q-Si group, her PhD dissertation deals with fabrication and characterization of blocked- impurity-band (BIB) photodetectors for the mid-Infrared (MIR) and the long Infrared (LWIR) wavelength region, and MSM photoconductors and HEMT-based phototransistors for the ultraviolet-A (UV-A) to ultraviolet-C (UV-C) region of the electromagnetic spectrum. Her work involves materials spanning from doped epitaxial layers of group-IV semiconductors to III-nitride heterostructures.

SIDDARTH RASTOGI

204366007[at]iitb[dot]ac[dot]in

Siddarth completed his B.Tech & M.Tech from NIT, Agartala. In Q-Si lab, he is currently working on the fabrication and quantum control and manipulation of spin qubits, both in the Si/SiGe and GaAs/AlGaAs platforms.

VARSHA JANGIR

2041120010[at]iitb[dot]ac[dot]in

Varsha earned her Master's degree from the S. N. Bose National Centre for Basic Sciences. In Q-Si group, her work focusses on quantum transport, with emphasis on quantum dot systems for semiconductor-based quantum computing schemes . Apart from research in condensed matter physics, Varsha enjoys singing, drawing, and dancing.

DHAMMAPRIY GAYAKWAD

204366004[at]iitb[dot]ac[dot]in

Dhammapriy holds a Bachelor's degree (BE) in Electronics and Communication Engineering from Maharashtra Institute Of Technology, Aurangabad, followed by a M.Tech. degree in Electronics from SGGSIE&T Nanded, Maharashtra. Currently, he is working on growth, fabrication, and characterization of GeSn-based photodetectors. He is interested in solid state device physics, group-IV epitaxy by MBE, IR photodetectors etc.

SOUNAK SAMANTA

sounak[at]iitb[dot]ac[dot]in

Sounak completed his B.Sc. in Physics from St. Xavier's College, Kolkata followed by a M.Sc. in Physics from IIEST, Shibpur. He is currently pursuing his Ph.D. from IIT Bombay and working towards the measurements and characterization of spin qubits in electrostatically induced quantum dots. Besides academics he has a great interest in music.

LOKESH PATRA

23D1067[at]iitb[dot]ac[dot]in

Lokesh has completed his M.Sc. from IIT(ISM) Dhanbad and recently joined IIT Bombay to pursue his Ph.D in condensed matter physics.

RESEARCH PROJECT ASSISTANT

AAKASH SHANDILYA

30005242[at]iitb[dot]ac[dot]in

Aakash holds a Bachelor's degree in Information Technology (BTech) and a Master's degree in Physics (M.Sc.- IIT Bombay). He is the recipient of the prestigious Bhavesh Gandhi Memorial Prize, recognizing him as the most outstanding student in his M.Sc. program. His current research topic is design, simulation, fabrication and characterisation of superconducting coplanar waveguide resonators, to enable long distance spin-qubit coupling. His research interests are quantum computing, quantum transport, c-QED, and physics of 2D materials.

UNDERGRADUATE STUDENTS

DEVASHISH SHAH

devashish_shah[at]iitb[dot]ac[dot]in

Devashish is a final year undergraduate in the department of Physics at IIT Bombay. At Q-Si lab, he started with instrumentation for quantum control of semiconductor spin qubits, and is currently working on quantum transport measurements on gate defined quantum dots in GaAs and Si. His broad interests lie in studying quantum transport, topological phenomena, and quantum computing.

ALUMNI

Mr. Krista Khiangte, Assistant Professor of Physics, IIT Gandhinagar
Mr. Jaswant Singh Rathore, Research Staff, VTT Technical Research Centre, Finland
Mr. Sudipta Das

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