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H. A. Castillo,
M. R. Jovanovic,
S. Kumar,
A. Morozov,
V. Shankar,
G. Subramanian,
and H. J. Wilson.
Understanding viscoelastic flow instabilities: OldroydB and beyond.
J. NonNewtonian Fluid Mech.,
302:104742 (39 pages),
April 2022.
Note: Part of the special issue commemorating the birth centenary of James Oldroyd.
Keyword(s): Flow modeling and control,
Inputoutput analysis,
Elastic turbulence,
Energy amplification,
Transition to turbulence,
Uncertainty quantification in PDEs,
Spatiotemporal frequency responses,
Viscoelastic fluids,
Viscoelastic instabilities.
[bibtexentry]

G. Hariharan,
M. R. Jovanovic,
and S. Kumar.
Localized stress amplification in inertialess channel flows of viscoelastic fluids.
J. NonNewtonian Fluid Mech.,
291:104514 (14 pages),
May 2021.
Keyword(s): Flow modeling and control,
Viscoelastic fluids,
Inputoutput analysis,
Elastic turbulence,
Transition to turbulence,
Uncertainty quantification in PDEs,
Spatiotemporal impulse responses.
[bibtexentry]

G. Hariharan,
S. Kumar,
and M. R. Jovanovic.
Wellconditioned ultraspherical and spectral integration methods for resolvent analysis of channel flows of Newtonian and viscoelastic fluids.
J. Comput. Phys.,
439:110241 (25 pages),
August 2021.
Keyword(s): Distributed systems theory,
Computational tools for spatially distributed systems,
Flow modeling and control,
Inputoutput analysis,
Spatiotemporal frequency responses,
Spectral integration method,
Uncertainty quantification in PDEs.
[bibtexentry]

G. Hariharan,
M. R. Jovanovic,
and S. Kumar.
Amplification of localized body forces in channel flows of viscoelastic fluids.
J. NonNewtonian Fluid Mech.,
260:4053,
October 2018.
Keyword(s): Flow modeling and control,
Viscoelastic fluids,
Inputoutput analysis,
Elastic turbulence,
Transition to turbulence,
Uncertainty quantification in PDEs,
Spatiotemporal impulse responses.
[bibtexentry]

B. K. Lieu,
M. R. Jovanovic,
and S. Kumar.
Worstcase amplification of disturbances in inertialess Couette flow of viscoelastic fluids.
J. Fluid Mech.,
723:232263,
May 2013.
Keyword(s): Flow modeling and control,
Viscoelastic fluids,
Inputoutput analysis,
Elastic turbulence,
Transition to turbulence,
Uncertainty quantification in PDEs,
Worstcase amplification.
[bibtexentry]

M. R. Jovanovic and S. Kumar.
Nonmodal amplification of stochastic disturbances in strongly elastic channel flows.
J. NonNewtonian Fluid Mech.,
166(1415):755778,
August 2011.
Keyword(s): Flow modeling and control,
Viscoelastic fluids,
Inputoutput analysis,
Energy amplification,
Elastic turbulence,
Transition to turbulence,
Singular perturbation methods.
[bibtexentry]

M. R. Jovanovic and S. Kumar.
Transient growth without inertia.
Phys. Fluids,
22(2):023101 (19 pages),
February 2010.
Keyword(s): Flow modeling and control,
Viscoelastic fluids,
Inputoutput analysis,
Energy amplification,
Elastic turbulence,
Transition to turbulence.
[bibtexentry]

N. Hoda,
M. R. Jovanovic,
and S. Kumar.
Frequency responses of streamwiseconstant perturbations in channel flows of OldroydB fluids.
J. Fluid Mech.,
625:411434,
April 2009.
Keyword(s): Flow modeling and control,
Viscoelastic fluids,
Inputoutput analysis,
Energy amplification,
Transition to turbulence.
[bibtexentry]

N. Hoda,
M. R. Jovanovic,
and S. Kumar.
Energy amplification in channel flows of viscoelastic fluids.
J. Fluid Mech.,
601:407424,
April 2008.
Keyword(s): Flow modeling and control,
Viscoelastic fluids,
Inputoutput analysis,
Energy amplification,
Transition to turbulence.
[bibtexentry]

G. Hariharan,
M. R. Jovanovic,
and S. Kumar.
Spatiotemporal impulse responses in channel flow of viscoelastic fluids.
In Proceedings of the 2018 American Control Conference,
Milwaukee, WI,
pages 28572862,
2018.
Keyword(s): Flow modeling and control,
Viscoelastic fluids,
Inputoutput analysis,
Elastic turbulence,
Transition to turbulence,
Uncertainty quantification in PDEs,
Spatiotemporal impulse responses.
[bibtexentry]

B. K. Lieu,
M. R. Jovanovic,
and S. Kumar.
Worstcase amplification of disturbances in inertialess flows of viscoelastic fluids.
In Preprints of the 18th IFAC World Congress,
Milano, Italy,
pages 1445814463,
2011.
Keyword(s): Flow modeling and control,
Viscoelastic fluids,
Inputoutput analysis,
Elastic turbulence,
Transition to turbulence,
Uncertainty quantification in PDEs,
Worstcase amplification.
[bibtexentry]

M. R. Jovanovic and S. Kumar.
Transient response of velocity fluctuations in inertialess channel flows of viscoelastic fluids.
In Proceedings of the 2010 American Control Conference,
Baltimore, MD,
pages 56825687,
2010.
Note: (Invited paper).
[bibtexentry]

M. R. Jovanovic and S. Kumar.
Variance amplification in channel flows of strongly elastic polymer solutions.
In Proceedings of the 2009 American Control Conference,
Saint Louis, MO,
pages 842847,
2009.
Note: (Invited paper).
Keyword(s): Flow modeling and control,
Viscoelastic fluids,
Inputoutput analysis,
Energy amplification,
Elastic turbulence,
Transition to turbulence,
Singular perturbation methods.
[bibtexentry]

N. Hoda,
M. R. Jovanovic,
and S. Kumar.
Inputoutput analysis of the 2D/3C model in channel flows of viscoelastic fluids.
In Proceedings of the 47th IEEE Conference on Decision and Control,
Cancun, Mexico,
pages 841846,
2008.
Note: (Invited paper).
Keyword(s): Flow modeling and control,
Viscoelastic fluids,
Inputoutput analysis,
Energy amplification,
Transition to turbulence.
[bibtexentry]
Back to MJ's Publications
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