Contact Information
Contact Information
Institut de Physique de Nice (INPHYNI), Université Côte d'Azur
17 rue Julien Lauprêtre
06200 Nice, France
email: atul.varshney[_]univ-cotedazur.fr, phone: +33 4891 52914
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Experience
Experience
Chair Junior Professor (Physics) at Université Côte d'Azur; 2025-
Visiting Assistant Professor, Department of Chemical Engineering, IIT Bombay; 2024-
Principal Scientist at Anton Paar GmbH; 2023-2025
Assistant Professor (Physics) at NISER Bhubaneswar; 2021-2023
Postdoctoral Researcher at IST Austria; 2017-2021.
Postdoctoral Researcher at Weizmann Institute of Science, Israel; 2013-2017.
Education
Education
PhD Physics, Tata Institute of Fundamental Research Mumbai, 2013. PhD Thesis
MSc Physics, Indian Institute of Technology Delhi, 2007.
BSc (Hons.) Physics, Aligarh Muslim University, 2005.
Academic Distinctions and Awards
Academic Distinctions and Awards
ISTplus fellow, IST Austria, 2017.
VATAT fellowship for outstanding Post-doctoral researchers, Weizmann Institute of Science, 2013.
Best poster presentation award in the annual departmental meeting, TIFR, 2011.
Qualified Joint CSIR-UGC Test 2007 and selected for Junior Research Fellowship, awarded to top 10% of the candidates.
Summer research fellowship at Saha Institute of Nuclear Physics, Kolkata, 2006.
MHRD-UGC Post Graduate award for being the University Rank Holder, 2005-2007.
Means-Cum-Merit scholarship, IIT Delhi, 2005-2007.
University medal in B.Sc. (Hons.) Physics examination-2005.
Best Undergraduate student of the year 2005.
Publications
Publications
(17) A. Varshney, A. Ghazaryan, and A. Volosniev, "Classical 'spin' filtering with two degrees of freedom and dissipation", Few-Body Systems 65, 12 (2024), arXiv(2024).
(16) D. Scarselli, J. M. Lopez, A. Varshney, and B. Hof, "Turbulence suppression by cardiac-cycle-inspired driving of pipe flow", Nature 621, 71-74 (2023), News & Views.
(15) M. V. Kumar*, A. Varshney*, D. Li, and V. Steinberg, "Relaminarization of elastic turbulence", Phys. Rev. Fluids (Letter) 7, L081301 (2022), arXiv(2022). *equal contribution
(14) G. H. Choueiri, J. M. Lopez, A. Varshney, S. Sankar and B. Hof, "Experimental observation of the origin and structure of elasto-inertial turbulence", Proc. Natl. Acad. Sci. U.S.A 118, e2102350118 (2021), arXiv(2021).
(13) D. Xu*, A. Varshney*, X. Ma, B. Song, M. Riedl, M. Avila and B. Hof, "Nonlinear hydrodynamic instability and turbulence in pulsatile flow", Proc. Natl. Acad. Sci. U.S.A 117, 11233 (2020), arXiv(2020). *equal contribution
(12) J. Mayzel, V. Steinberg and A. Varshney, "Stokes flow analogous to viscous electron current in graphene", Nature Communications 10, 937 (2019) [pdf], arXiv(2019).
(11) A. Varshney and V. Steinberg, "Elastic Alfven waves in elastic turbulence", Nature Communications 10, 652 (2019) [pdf], arXiv(2019).
(10) A. Varshney and V. Steinberg, "Mixing layer instability and vorticity amplification in a creeping viscoelastic flow", Physical Review Fluids 3, 103303 (2018), arXiv(2018).
(9) A. Varshney and V. Steinberg, "Drag enhancement and drag reduction in viscoelastic flow", Physical Review Fluids 3, 103302 (2018), arXiv(2018).
(8) A. Varshney and V. Steinberg, "Elastic wake instabilities in a creeping flow between two obstacles", Physical Review Fluids 2, 051301(R) (2017), arXiv(2017).
(7) A. Varshney, S. Gohil, B. A. Chalke, R. D. Bapat, S. Mazumder, S. Bhattacharya and S. Ghosh, "Rheology of hydrating cement paste: Crossover between two aging processes", Cement and Concrete Research 95, 226 (2017), arXiv(2017).
(6) A. Varshney, E. Afik, Y. Kaplan and V. Steinberg, "Oscillatory elastic instabilities in an extensional viscoelastic flow", Soft Matter 12, 2186 (2016), arXiv(2015).
(5) A. Varshney, S. Gohil, M. Sathe, S. Rao, J. B. Joshi, S. Bhattacharya, A. Yethiraj and S. Ghosh, "Multiscale flow in an electro-hydrodynamically driven oil-in-oil emulsion", Soft Matter 12, 1759 (2016), arXiv(2014).
(4) A. Varshney, S. Gohil, S. K. Tadavani, A. Yethiraj, S. Bhattacharya and S. Ghosh, ''Large scale arrays of tunable microlenses'', Lab on a Chip 14, 1330 (2014).
(3) A. Varshney, S. Ghosh, S. Bhattacharya and A. Yethiraj, ''Self organization of exotic oil-in-oil phases driven by tunable electrohydrodynamics'', Scientific Reports 2, 738 (2012) [pdf].
(2) A. Varshney, A. Sane, S. Ghosh and S. Bhattacharya, ''Amorphous to amorphous transition in particle rafts'', Physical Review E 86, 031402 (2012), arXiv(2012).
(1) A. Varshney, P. Sharma, A. Sane, S. Ghosh and S. Bhattacharya, ''Desorption to Delamination: Dynamics of Detachment in a Colloidal Thin Film'', Physical Review Letters 105, 154301 (2010).
Schools/Conferences Attended
Schools/Conferences Attended
Invited talk in International workshop on Emergent Hydrodynamics in Condensed Matter and High-energy Physics; May 2-6, 2022; MPI PKS Dresden, Germany.
74th APS DFD annual meeting; November 21-23, 2021; Phoenix, Arizona USA.
FOR 2688 meeting; October 3-6, 2021; University of Bremen, Germany.
73rd APS DFD annual meeting (virtual); November 22-24, 2020.
FOR 2688 Kick-off Meeting; February 12-14, 2020; Garmisch-Partenkirchen, Germany.
ERCOFTAC Alpe Danube Adria Pilot Centre Meeting; November 15, 2019; TU Wien, Austria.
17th European Turbulence Conference (ETC 2019); September 03-06, 2019; Torino, Italy.
12th European Fluid Mechanics Conference (EFMC12); September 09-13, 2018; Vienna, Austria.
Liquids 2017; July 17 - 21, 2017; Ljubljana, Slovenia.
Annual meeting of the Israel Physical Society (IPS); December 25, 2016; Tel-Aviv, Israel.
Chaos, Complexity and Transport (CCT'15); June 1-5, 2015; Marseilles, France.
Liquids 2014; July 21 - 25, 2014; Lisbon, Portugal.
School and Conference on Mathematics and Physics of Soft and Biological Matter; May 2 - 13, 2011; International Centre for Theoretical Physics, Trieste, Italy.
TIFR-Weizmann Interaction Meeting; Dec 16 - 20, 2010; TIFR Mumbai.
Conference and School on Nucleation, Aggregation and Growth; July 26 - Aug 06, 2010; JNCASR Bengaluru.
SERC School-cum-Symposium on Rheology of Complex Fluids; Jan 04 - 09, 2010; Indian Institute of Technology Madras.
Services/Outreach
Services/Outreach
Participated in a photo shoot for an exhibition ''SHOW HOW TO EMPOWER'', which is taking place within the frame of ''WoMen in Science: Change the World!''. The exhibition sheds light on the existing issues and solutions that researchers of all genders currently face and highlights the need for gender equality, diversity and inclusion. [Exhibition link]
Co-organised Young Scientist Symposium (YSS'19) of the IST Austria, May 2019.
Demonstrated a fun experiment -''Walk on Water''- on a non-Newtonian Fluid (cornstarch and water mixture) to a nonscientific audience on TIFR Founder's Day 2011.
Mentoring
Mentoring
One Master student; Jan-Oct 2017; Weizmann Institute of Science, Israel. This work led to the publication Nature Communications 10, 937 (2019).
Two High School students for Dr. Bessie Lawrence International Summer Science Institute program; July 2016; Weizmann Institute of Science, Israel. Students won the first prize.
Five Undergraduate students for Visiting Students Research Program (VSRP) during years 2008-2011; TIFR Mumbai, India.
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