Publications

Congratulations to Dr Simon Haward for his figure being selected as a cover image in Physics of Fluids.

Haward, S. J., Page, J., Zaki, T. A. & Shen, A. Q. 2018 “Phase diagram” for viscoelastic Poiseuille flow over a wavy surfacePhys. Fluids 30, 113101.

DOI: https://doi.org/10.1063/1.5057392

 

 

JFM_V772_Cover

Congratulations to Dr Seo Yoon Jung for his figure being selected as a cover image in Journal of Fluid Mechanics.

Jung, S.Y. & Zaki, T. A. 2015 The effect of a low-viscosity near-wall film on bypass transition in boundary layers. J. Fluid Mech. 772, 330-360.

DOI: http://dx.doi.org/10.1017/jfm.2015.214

 

 
 

126 entries « 1 of 3 »

Journal Articles

1.

You, Jiho; Zaki, Tamer A

Turbulent Heat-Transfer Enhancement in Boundary Layers Exposed to Free-Stream Turbulence Journal Article

Flow, Turbulence and Combustion, 2020, ISBN: 1573-1987.

Abstract | Links | BibTeX | Tags: Scalar, T/NT interface, Turbulence, Very-large-scale Motion

2.

Hameduddin, I; Gayme, D; Zaki, T A

Perturbative expansions of the conformation tensor in viscoelastic flows Journal Article

Journal of Fluid Mechanics, 858 , pp. 377-406, 2019.

Links | BibTeX | Tags: Channel, Polymer, Shear, Viscoelastic

3.

Park, J; Zaki, T A

Sensitivity of high-speed boundary-layer stability to base-flow distortion Journal Article

Journal of Fluid Mechanics, 859 , pp. 476-515, 2019.

Links | BibTeX | Tags: Adjoint, Hypersonic, Instability, Sensitivity, Stability, Transition

4.

Marxen, O; Zaki, T A

Turbulence in intermittent transitional boundary layers and in turbulence spots Journal Article

Journal of Fluid Mechanics, 860 , pp. 350-383, 2019.

Links | BibTeX | Tags: Bypass, Conditional Sampling, Freestream Turbulence, Klebanoff, Streaks, Transition

5.

Wang, Mengze; Wang, Qi; Zaki, Tamer A

Discrete adjoint of fractional-step incompressible Navier-Stokes solver in curvilinear coordinates and application to data assimilation Journal Article

Journal of Computational Physics, 396 , pp. 427 - 450, 2019, ISSN: 0021-9991.

Abstract | Links | BibTeX | Tags: Data assimilation, Discrete adjoint, Fraction-step algorithm, Generalized coordinates, Navier-Stokes, Taylor-Couette flow

6.

Jahanbakhshi, Reza; Zaki, Tamer A

Nonlinearly most dangerous disturbance for high-speed boundary-layer transition Journal Article

Journal of Fluid Mechanics, 876 , pp. 87–121, 2019.

Links | BibTeX | Tags: Hypersonic, Optimization, Transition

7.

Esteghamatian, Amir; Zaki, Tamer A

Dilute suspension of neutrally buoyant particles in viscoelastic turbulent channel flow Journal Article

Journal of Fluid Mechanics, 875 , pp. 286–320, 2019.

Links | BibTeX | Tags: Channel, Drag, Particles, Polymer, Viscoelastic

8.

Wang, Qi; Hasegawa, Yosuke; Zaki, Tamer A

Spatial reconstruction of steady scalar sources from remote measurements in turbulent flow Journal Article

Journal of Fluid Mechanics, 870 , pp. 316–352, 2019.

Links | BibTeX | Tags: Adjoint, Channel, Optimization, Scalar, Scalar dispersion

9.

You, Jiho; Zaki, Tamer A

Conditional statistics and flow structures in turbulent boundary layers buffeted by free-stream disturbances Journal Article

Journal of Fluid Mechanics, 866 , pp. 526–566, 2019.

Links | BibTeX | Tags: T/NT interface, Turbulence, Very-large-scale Motion

10.

Wang, Bofu; Mao, Xuerui; Zaki, Tamer A

Low-frequency selectivity in flat-plate boundary layer with elliptic leading edge Journal Article

Journal of Fluid Mechanics, 866 , pp. 239–262, 2019.

Links | BibTeX | Tags: Adjoint, Bypass, Optimization, Streaks, Transition

11.

Hameduddin, Ismail; Zaki, Tamer A

The mean conformation tensor in viscoelastic turbulence Journal Article

Journal of Fluid Mechanics, 865 , pp. 363–380, 2019.

Links | BibTeX | Tags: Channel, Polymer, Shear, Viscoelastic

12.

Wu, Zhao; Lee, Jin; Meneveau, Charles; Zaki, Tamer

Application of a self-organizing map to identify the turbulent-boundary-layer interface in a transitional flow Journal Article

Phys. Rev. Fluids, 4 , pp. 023902, 2019.

Links | BibTeX | Tags: Bypass, Machine Learning, Spots, T/NT interface, Transition, Turbulence

13.

Mons, Vincent; Wang, Qi; Zaki, Tamer A

Kriging-enhanced ensemble variational data assimilation for scalar-source identification in turbulent environments Journal Article

Journal of Computational Physics, 398 , pp. 108856, 2019, ISSN: 0021-9991.

Abstract | Links | BibTeX | Tags: Channel, Data assimilation, Optimization, Scalar dispersion, Sensor placement, Source identification, Turbulence

14.

Lee, J; Zaki, T A

Detection algorithm for turbulent interfaces and large-scale structures in intermittent flows Journal Article

Computers and Fluids, 175 , pp. 142-158, 2018.

Links | BibTeX | Tags: Bypass, Conditional Sampling, Freestream Turbulence, Klebanoff, Streaks, Transition

15.

Hameduddin, I; Meneveau, C; Zaki, T A; Gayme, D

Geometric decomposition of the conformation tensor in viscoelastic turbulence Journal Article

Journal of Fluid Mechanics, 842 , pp. 395-427, 2018.

Links | BibTeX | Tags: Channel, Polymer, Shear, Viscoelastic

16.

Haward, S J; Page, J; Zaki, T A; Shen, A Q

Inertioelastic Poiseuille flow over a wavy surface Journal Article

Physical Review fluids, 3 (9), pp. 091302, 2018.

Links | BibTeX | Tags: Channel, Polymer, Shear, Viscoelastic

17.

Bose, R; Zaki, T A; Durbin, P A

Instability waves and transition in adverse-pressure-gradient boundary layers Journal Article

Physical Review fluids, 3 (5), pp. 053904, 2018.

Links | BibTeX | Tags: Bypass, Instability, Klebanoff, Shear, Streaks, Tollmien-Schichting, Transition

18.

Haward, S J; Page, J; Zaki, T A; Shen, A Q

``Phase diagram'' for viscoelastic Poiseuille flow over a wavy surface Journal Article

Physics of Fluids, 30 (11), pp. 113101, 2018.

Links | BibTeX | Tags: Channel, Polymer, Shear, Viscoelastic

19.

Haward, S J; Page, J; Zaki, T A; Shen, A Q

Publisher's Note: Poiseuille flow over a wavy surface [Phys. Rev. Fluids 2, 124102 (2017)] Journal Article

Physical Review fluids, 3 (1), pp. 019901, 2018.

Links | BibTeX | Tags: Channel, Polymer, Shear, Viscoelastic

20.

Hameduddin, I; Zaki, T A; Gayme, D

Scaling of energy amplification in viscoelastic channel and Couette flow Journal Article

arXiv, 1803.06880 , 2018.

BibTeX | Tags: Channel, Polymer, Shear, Viscoelastic

21.

Ismail, U; Zaki, T A; Durbin, P A

Simulations of rib-roughened rough-to-smooth turbulent channel flows Journal Article

Journal of Fluid Mechanics, 843 , pp. 419-449, 2018.

Links | BibTeX | Tags: Channel, Roughness, Turbulence

22.

Ismail, U; Zaki, T A; Durbin, P A

The effect of cube-roughened walls on the response of rough-to-smooth (RTS) turbulent channel flows Journal Article

International Journal of Heat and Fluid Flow, 72 , pp. 174-185, 2018.

Links | BibTeX | Tags: Channel, Roughness, Turbulence

23.

Lee, S J; Zaki, T A

Simulations of natural transition in viscoelastic channel flow Journal Article

Journal of Fluid Mechanics, 820 , pp. 232–262, 2017.

Links | BibTeX | Tags: Channel, Drag, Polymer, Shear, Transition, Viscoelastic

24.

Haward, S J; Shen, A Q; Page, J; Zaki, T A

Poisseuille flow over a wavy surface Journal Article

Physical Review fluids, 2 (124102), pp. 1-13, 2017.

Links | BibTeX | Tags: Channel, Polymer, Shear, Viscoelastic

25.

Mao, Xuerui; Zaki, Tamer A; Sherwin, Spencer J; Blackburn, Hugh

Transition induced by linear and nonlinear perturbation growth in flow past a blade Journal Article

Journal of Fluid Mechanics, 820 , pp. 604–632, 2017.

BibTeX | Tags: Compressor, Direct, Floquet, Inner, Instability, Klebanoff, Outer, Pressure Gradient, Separation, Stability, Tollmien-Schichting, Transition

26.

Biancofiore, Luca; Brandt, Luca; Zaki, Tamer

Streak instability in viscoelastic Couette flow Journal Article

Physical Review fluids, 2 (043304), 2017.

Links | BibTeX | Tags: Couette, Polymer, Stability, Streaks, Transition, Viscoelastic

27.

Lee, Jin; Sung, Hyung Jin; Zaki, Tamer A

Signature of large-scale motions on turbulent/non-turbulent interface in boundary layers Journal Article

Journal of Fluid Mechanics, 819 , pp. 165-187, 2017.

Links | BibTeX | Tags: T/NT interface, Turbulence, Very-large-scale Motion

28.

Trevelyan, David J; Zaki, Tamer A

Wavy vortices in molecular dynamics simulation of Taylor-Couette flow. Journal Article

Physical Review E, 93 (043107), 2016.

BibTeX | Tags: Molecular Dynamics, Taylor-Couette, Transition

29.

Hack, Mario J P; Zaki, Tamer A

Data-enabled prediction of streak breakdown in pressure-gradient boundary layers. Journal Article

Journal of Fluid Mechanics, 801 , pp. 43-64, 2016.

Links | BibTeX | Tags: Bypass, Inner, Instability, Klebanoff, Machine Learning, Neural Networks, Outer, Streaks, Transition

30.

Cerizza, Davide; Sekiguchi, W; Tsukahara, T; Zaki, Tamer A; Hasegawa, Yosuke

Reconstruction of scalar source intensity based on sensor signal in turbulent channel flow Journal Article

Flow, Turbulence & Combustion, 97 (4), pp. 1211–1233, 2016.

Links | BibTeX | Tags: Adjoint, Dispersion, Infotaxis, Optimization, Turbulence

31.

Nicolaou, Laura; Zaki, Tamer A

Characterization of aerosol Stokes number in $90^o$ bends and idealized extrathoracic airways Journal Article

Journal of Aerosol Science, 102 , pp. 105-127, 2016.

Links | BibTeX | Tags: Asthma, Bio flows, COPD, Deposition, Esophagus, Extrathoracic Airways, Fundoplication, Immersed Boundary

32.

Saha, Sandeep; Page, Jacob; Zaki, Tamer A

Disturbance amplification in boundary layers over thin wall films Journal Article

Physics of Fluids, 28 (024108), pp. 1-22, 2016.

Links | BibTeX | Tags: Instability, Interface, Klebanoff, Non-modal, Streaks, Two-Fluid

33.

Hwang, Jinyul; Lee, Jin; Sung, Hyung Jin; Zaki, Tamer A

Inner-outer interactions of large-scale structures in turbulent channel flow Journal Article

J. Fluid Mechanics, 790 , pp. 128-157, 2016.

Links | BibTeX | Tags: Channel, Conditional Sampling, Turbulence, Very-large-scale Motion

34.

Page, Jacob; Zaki, Tamer A

Viscoelastic shear flow over a wavy surface Journal Article

Journal of Fluid Mechanics, 801 , pp. 392-429, 2016.

Links | BibTeX | Tags: Couette, Polymer, Roughness, Stability, Viscoelastic

35.

Hack, Mario J P; Zaki, Tamer A

Modal and nonmodal stability of boundary layers forced by spanwise wall oscillations Journal Article

J. Fluid Mechanics, 778 , pp. 389-427, 2015.

Links | BibTeX | Tags: Bypass, Floquet, Instability, Non-modal, Stability, Streaks, Transition, Wall Oscillation

36.

Smith, Edward R; Heyes, David M; Dini, Daniele; Zaki, Tamer A

A localized momentum constraint for non-equilibrium molecular dynamics simulations. Journal Article

J. Chemical Physics, 142 (074110), 2015.

Links | BibTeX | Tags: Hybrid Simulations, Molecular Dynamics, Multiscale

37.

Rocco, Gabriele; Zaki, Tamer A; Mao, Xuerui; Blackburn, Hugh; Sherwin, Spencer J

Floquet and transient growth stability analysis of a flow through a compressor passage Journal Article

Aerospace Science and Technology, 44 , pp. 116-124, 2015.

Links | BibTeX | Tags: Compressor, Direct, Floquet, Inner, Instability, Klebanoff, Outer, Pressure Gradient, Separation, Stability, Tollmien-Schichting, Transition

38.

Ray, Prasun K; Zaki, Tamer A

Absolute/convective instability of planar viscoelastic jets Journal Article

Physics of Fluids, 27 (014110), 2015.

Links | BibTeX | Tags: Instability, Jet, Polymer, Viscoelastic

39.

Page, Jacob; Zaki, Tamer A

Dynamics of spanwise vorticity perturbations in homogeneous viscoelastic shear flow Journal Article

J. Fluid Mechanics, 777 , pp. 327-363, 2015.

Links | BibTeX | Tags: Homogeneous Shear, Polymer, Spanwise Vortex, Stability, Viscoelastic

40.

Nicolaou, Laura; Zaki, Tamer A

A robust direct-forcing immersed boundary method with enhanced stability for moving body problems in curvilinear coordinates Journal Article

Computers and Fluids, 119 , pp. 101-114, 2015.

Links | BibTeX | Tags: Asthma, Bio flows, COPD, Extrathoracic Airways, Immersed Boundary, Stability

41.

Marxen, Olaf; Kotapati, Rupesh B; Mittal, Rajat; Zaki, Tamer A

Stability analysis of separated flows subject to control by zero-net mass flux jet Journal Article

Physics of Fluids, 27 (024107), 2015.

Links | BibTeX | Tags: Control, Instability, Pressure Gradient, Separation, Stability

42.

Lee, Jin; Jelly, Thomas O; Zaki, Tamer A

Effect of Reynolds number on turbulent drag reduction by superhydrophobic surface textures Journal Article

Flow, Turbulence & Combustion, 95 , pp. 277 - 300, 2015.

Links | BibTeX | Tags: Channel, Conditional Sampling, Drag, Streaks, Superhydrophobic, Turbulence

43.

Jung, Seo Yoon; Zaki, Tamer A

The effect of a low-viscosity near-wall film on bypass transition in boundary layers Journal Article

J. Fluid Mechanics, 772 , pp. 330 - 360, 2015.

Links | BibTeX | Tags: Bypass, Drag, Instability, Interface, Klebanoff, Streaks, Transition, Two-Fluid

44.

Jelly, Thomas O; Jung, Seo Yoon; Zaki, Tamer A

Turbulence and skin-friction modification in channel flow with streamwise-aligned superhydrophobic surface textures Journal Article

Physics of Fluids, 26 (095102), 2014.

Links | BibTeX | Tags: Channel, Drag, Superhydrophobic, Turbulence

45.

Heyes, David M; Smith, Edward R; Dini, Daniele; Zaki, Tamer A

The method of planes pressure tensor for a spherical subvolume Journal Article

Journal of Chemical Physics, 140 (054506), 2014.

Links | BibTeX | Tags: Hybrid Simulations, Molecular Dynamics, Multiscale

46.

Hack, Mario J P; Zaki, Tamer A

The influence of harmonic wall motion on transitional boundary layers Journal Article

Journal of Fluid Mechanics, 760 , pp. 63 – 94, 2014.

Links | BibTeX | Tags: Bypass, Streaks, Transition, Wall Oscillation

47.

Hack, Mario J P; Zaki, Tamer A

Streak instabilities in boundary layers beneath free-stream turbulence Journal Article

Journal of Fluid Mechanics, 741 , pp. 280-315, 2014.

Links | BibTeX | Tags: Bypass, Inner, Instability, Klebanoff, Outer, Streaks, Transition

48.

Cheung, Lawrence C; Zaki, Tamer A

An exact representation of the nonlinear triad interaction terms in spectral space Journal Article

Journal of Fluid Mechanics, 748 , pp. 175-188, 2014.

Links | BibTeX | Tags: Triad, Turbulence

49.

Agarwal, Akshat; Brandt, Luca; Zaki, Tamer A

Linear and non-linear evolution of a localized disturbance in polymeric channel flow Journal Article

Journal of Fluid Mechanics, 760 , pp. 278 – 303, 2014.

Links | BibTeX | Tags: Channel, Polymer, Transition, Viscoelastic

50.

Wissink, Jan G; Zaki, Tamer A; Rodi, Wolfgang; Durbin, Paul A

The Effect of wake turbulence intensity on transition in a compressor cascade Journal Article

Flow, Turbulence & Combustion, 93 (4), pp. 555 - 576, 2014.

Links | BibTeX | Tags: Bypass, Compressor, Pressure Gradient, Separation, Streaks, Transition, Wakes

126 entries « 1 of 3 »