Personal Details

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Dr. Dharmraj Subhash Kotekar PATIL

Scientist II


Advanced Characterisation and Instrumentation (ACI) Department

6416 8995

2 Fusionopolis Way Innovis #08-03 Singapore 138634

Research Details

2D Materials
Beyond CMOS logic device
Quantum information science and technology
Nanoelectronic and quantum device physics

Electrical characterisation
Quantum transport
Device physics
Nanostructures (2D-,1D-,0D structures)
Molecular beam epitaxy


2018- : Spin-valley Qubits


Leading a development of a scalable platform for silicon/germanium-based quantum computing architecture
Developing first prototype for spin-valley based qubits in 2D Transistion metal dichalcogenides
Sucessfully demonstrated first silicon CMOS spin qubit fabricated on industrial 300mm process
Strong experience in setting up quantum transport laboratory and lab management
Several invited talks and publications in peer-reviewed journals.

Key Appointments:
01/2018 - present:      Scientist II , Advanced Characterisation and Instrumentation, IMRE (Singapore)
04/ 2017 - 12/2018:    Research Fellow, Nanyang Technological University (Singapore)
11/2014-09/2016:       Research Engineer, Commissariat à l'énergie atomique et aux énergies alternatives (France)
11/2012-10/2014:       Postdoctoral Associate, University of Pittsburgh, Department of Physics and Astronomy (USA)



1. 2013 PhD (Applied Physics), University of Tuebingen, Tuebingen (Germany)
2. 2007 MSc (Physics) 1st Class, University of Mumbai, Mumbai (India)
3. 2005 BSc (Physics) 1st Class, University of Mumbai, Mumbai (India)


PhD scholarship funded by European Union Seventh Framework Programme


Book Chapter:
Emerging Devices for Low-Power and High-Performance Nanosystems: Physics, Novel Functions, and Data Processing
Chapter: Control of single spin in CMOS devices and its application for quantum bits.
R. Maurand, D. Kotekar-Patil, A. Corna, H. Bohuslavskyi, A. Crippa, R. Laviéville, L. Hutin, S. Barraud, M. Vinet, S. De Franceschi , X. Jehl, M. Sanquer
Pan Stanford Series on Intelligent NanoSystems, (August 2018)


Selected Publications:

1. Single layer MoS2 nanoribbon field effect transistor
D. Kotekar-Patil, J. Deng, S. L. Wong, Chit Siong Lau, Kuan Eng Johnson Goh
Appl. Phys. Lett. 114, 013508 (2019)

2. A CMOS silicon hole spin qubit
R. Maurand, X. Jehl, D.Kotekar-Patil, A. Corna, H. Bohuslavskyi, S.Barraud, L.Hutin, M. Sanquer, S.De Franceschi.
Nature Communications 7, 13575 (2016)

3. Pauli spin blockade in CMOS double quantum dot devices (invited paper in special edition)
D. Kotekar-Patil, Corna, A., Maurand, R., Crippa, A., Orlov, A., Barraud, S., Hutin, L., Vinet, M., Jehl, X., De Franceschi, S. and Sanquer, M.
Phys. Status Solidi B, 254, 1600581 (2017)

4. Quasiballistic quantum transport through Ge/Si core/shell nanowires
D. Kotekar-Patil, B.M. Nguyen, Y. Jinkyoung, S. Dayeh, S. M. Frolov.
Nanotechnology, Volume 28, 38 (2017)

5. Pauli blockade in a few-hole PMOS double quantum dot limited by spin-orbit interaction
H. Bohuslavskyi, D. Kotekar-Patil, R. Maurand, A. Corna, S.Barraud, L. Hutin, X. Jehl, S. De Franceschi, M. Sanquer, and M. Vinet.
Appl. Phys. Lett. 109, 193101 (2016)

6. Si CMOS Platform for Quantum Information Processing
L. Hutin, R. Maurand, D. Kotekar-Patil, A. Corna, H. Bohuslavskyi, X. Jehl, S. Barraud, S. De Franceschi, M. Sanquer, M. Vinet.
VLSI Technology 2016 IEEE Symposium

7. Electrical spin driving by g-matrix modulation in spin-orbit qubits
Alessandro Crippa, Romain Maurand, Léo Bourdet, Dharmraj Kotekar-Patil, Anthony Amisse, Xavier Jehl, Marc Sanquer, Romain Laviéville, Heorhii Bohuslavskyi, Louis Hutin, Sylvain Barraud, Maud Vinet, Yann-Michel Niquet,Silvano De Franceschi.
Phys. Rev. Lett. 120, 137702 (2018)

8. Bias spectroscopy by gate reflectometry in CMOS double quantum dots
A. Crippa, R. Maurand, D. Kotekar-Patil, A. Corna, H. Bohuslavskyi, A. Orlov, P. Fay, R. Laviéville, S. Barraud, M. Vinet, M. Sanquer, S. De Franceschi, X. Jehl.
Nano Lett., 2017, 17 (2), pp 1001–1006.

9. Electrically driven electron spin resonance mediated by spin-orbit coupling in a silicon quantum dot
Andrea Corna, Leeo Bourdet, Romain Maurand, Alessandro Crippa, Dharmraj Kotekar-Patil, Heorhii Bohuslavskyi, Romain Lavieville, Louis Hutin, Sylvain Barraud, Xavier Jehl, Maud Vinet, Silvano De Franceschi, Yann-Michel Niquet, Marc Sanquer.
npj Quantum Information, volume 4, Article number: 6(2018)


Last updated on : 05 Apr 2019 02:22 PM