Comparative performance of nonlinear energy harvesters through strongly coupled fluid-structure-electrical interactive models
August 04, 2023
Hamayun Farooq, Muhammad Saif Ullah Khalid, Imran Akhtar, Arman Hemmati,
Journal of Fluids and Structures - Volume:121, Article Number:103957
Deep-Learning-Based Reduced-Order Model for Power Generation Capacity of Flapping Foils
June 05, 2023
Ahmad Saeed, Hamayun Farooq, Imran Akhtar, Muhammad Awais Tariq, Muhammad Saif Ullah Khalid,
Biomimetics - Volume 8, Issue 2, Article Number 237
Insight into the significance of relative humidity on Nusselt number of crossflow heat exchangers with staggered elliptic tubes
November 01, 2022
Arshan Ahmed, Atta ul Mannan Hashmi, Fahad Rafi Butt, Zafar Bangash, Shahbaz Ghani, Imran Akhtar,
Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering - Pages 1-9
Nonlinear response of passively flapping foils
October 01, 2022
Hamayun Farooq, Muhammad Saif Ullah Khalid, Imran Akhtar, Arman Hemmati,
Ocean Engineering - Volume 261, Article Number 112071
Numerical investigation of hydrodynamic performance of flapping foils for energy harvesting
September 15, 2022
Hamayun Farooq, Mehdi Ghommem, Muhammad Saif Ullah Khalid, Imran Akhtar,
Ocean Engineering - Volume 260, Article Number 112005
Neural Network-Based Model Reduction of Hydrodynamics Forces on an Airfoil
September 15, 2021
Hamayun Farooq, Ahmad Saeed, Imran Akhtar, Zafar Bangash,
Fluids - Volume 6(9), Article Number 332
Larger Wavelengths Suit Hydrodynamics of Carangiform Swimmers
July 09, 2021
Muhammad Saif Ullah Khalid, Junshi Wang, Imran Akhtar, Haibo Dong, Moubin Liu, Arman Hemmati,
Physical Review Fluids - Volume 6, Issue 7, Article Number 073101
VIV Control Strategies Using Displacement-Based Phenomenological Model
May 25, 2021
Muhammad R. Hajj, Asrhad Mehmood, Imran Akhtar, Khondokar Billah,
Journal of Applied and Computational Mechanics - Volume 7, Special Issue, Pages 1090-1097
Machine Learning based Reduced-Order Modeling of Hydrodynamic Forces using Pressure Mode Decomposition
March 29, 2021
Hassan F Ahmed, Hamayun Farooq, Imran Akhtar, Zafar Abbas Bangash ,
Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering - Pages 1-12
Why do Anguilliform Swimmers perform Undulation with Wavelengths shorter than their Bodylengths
March 18, 2021
Muhammad Saif Ullah Khalid, Junshi Wang, Imran Akhtar, Haibo Dong, Moubin Liu, Arman Hemmati,
Physics of Fluids - Volume 33 (3), Article Number 031911
Single-degree-of-freedom Model of Displacement in Vortex-induced Vibrations
January 16, 2021
Muhammad R. Hajj, Arshad Mehmood, Imran Akhtar,
Nonlinear Dynamics - Volume 103, Pages 1305-1320
Pressure Mode Decomposition Analysis of the Flow past a Cross-flow Oscillating Circular Cylinder
January 15, 2021
Muhammad Sufyan, Hamayun Farooq, Imran Akhtar, Zafar Abbas Bangash ,
Journal of Mechanical Science and Technology - Volume 35(1), Pages 153–158
Modal Decompositions of the Kinematics of Crevalle Jack and the Fluid-Caudal Fin Interaction
January 01, 2021
Muhammad Saif Ullah Khalid, Junshi Wang, Imran Akhtar, Haibo Dong, Moubin Liu,
Bioinspiration and Biomimetics - Volume 16(1), Article Number 016018
On the onset of bifurcation and nonlinear characterization of vortex-induced vibrations under varying initial conditions
January 01, 2020
Arshad Mehmood, Abdessattar Abdelkefi, Muhammad R. Hajj , Imran Akhtar,
Nonlinear Dynamics - Volume 99, Pages 575–592
Nonlinear Closure Modeling in Reduced Order Models for Turbulent Flows: A Dynamical System Approach
January 01, 2020
Haroon Imtiaz, Imran Akhtar,
Nonlinear Dynamics - Volume 99, Pages 479-494
Computational Modeling of Inertial Effects on Electromechanics of the Heart
October 01, 2019
Ovais A. Jaffery, Imran Akhtar, S. M. Imran Majeed, Tahir Zaidi,
Journal of Computational and Nonlinear Dynamics - Volume 14(10), Article Number 101006
Micropower Generation Using Cross-Flow Instabilities: A Review of the Literature and Its Implications
June 01, 2019
Mohammed F. Daqaq, Amin Bibo, Imran Akhtar, Ali H. Alhadidi, Meghashyam Panyam, Benjamin Caldwell, Jamie Noel,
Journal of Vibration and Acoustics-Transactions of the ASME - Volume: 141, Issue: 3, Article Number: 030801
Quantification of Flow Noise Produced by an Oscillating Hydrofoil
January 01, 2019
Muhammad Saif Ullah Khalid, Imran Akhtar, Binxin Wu,
Ocean Engineering - Volume: 171 Pages: 377-390
Computing Functional Gains for Designing More Energy-Efficient Buildings using a Model Reduction Framework
November 23, 2018
Imran Akhtar, Jeff Borggaard , John Burns,
Fluids - Volume: 3 Issue: 4 Article Number: 97
Optimized drag reduction and wake dynamics associated with rotational oscillations of a circular cylinder
November 01, 2018
A. Mehmood, M. R. Hajj, Imran Akhtar, M. Ghommem, L. T. Watson, T. C. H. Lux,
Contemporary Engineering Sciences - Vol. 11, 2018, no. 97, Pages 4825 - 4843
Bifurcations and Route to Chaos for Flow over an Oscillating Airfoil
April 25, 2018
Muhammad Saif Ullah Khalid, Imran Akhtar, Haibo Dong, Nida Ahsan, Xiaoping Jiang, Binxin Wu,
Journal of Fluids and Structures - Volume: 80 Pages: 262-274
On the Hydrodynamics and Nonlinear Interaction between Fish in Tandem Configuration
March 14, 2018
Muhammad Saif Ullah Khalid, Imran Akhtar, Haroon Imtiaz, Haibo Dong, Binxin Wu,
Ocean Engineering - Volume: 157 Pages: 108-120
Micro-Power Generation Using Cross-Flow Instabilities: A Review of the Literature and Its Implications
March 01, 2018
Mohammed F. Daqaq, Amin Bibo, Imran Akhtar, Ali H. Alhadidi, Meghashyam Panyam, Benjamin Caldwell, Jamie Noel,
Journal of Vibration and Acoustics - N/A
Higher-Order Spectral Analysis to Identify Quadratic Nonlinearities in Fluid-Structure Interaction
January 09, 2018
Dr Imran Akhtar, Muhammad Elyyan,
Mathematical Problems in Engineering - Article Number: 2394124
On Lift and Drag Decomposition Coefficients in a Model Reduction Framework using Pressure-Mode Decomposition Analysis
September 27, 2017
Haroon Imtiaz, Imran Akhtar,
Journal of Fluids and Structures - Volume: 75 Pages: 174-192
Nonlinear Reduced-Order Models for Aerodynamic Lift of Oscillating Airfoils
September 01, 2017
Muhammad Saif Ullah Khalid, Imran Akhtar,
Journal of Computational and Nonlinear Dynamics - Volume: 12 Issue: 5 Article Number: 051019
Closure modeling in reduced-order model of Burgers' equation for control applications
March 01, 2017
Haroon Imtiaz, Imran Akhtar,
Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering - Volume 231, Issue 4, Pages 642-656
Hydrodynamics of a tandem fish school with asynchronous undulation of individuals
October 01, 2016
Muhammad Saifullah Khalid, Imran Akhtar, Haibo Dong,
Journal of Fluids and Structures - Volume 66, Pages 19-35
An improved stability characterization for aeroelastic energy harvesting applications
July 01, 2016
U. Javed, A. Abdelkefi, Imran Akhtar ,
Communications in Nonlinear Science and Numerical Simulation - Volume: 36, Pages: 252-265
Using functional gains for effective sensor location in flow control: a reduced-order modelling approach
October 01, 2015
Imran Akhtar, Jeff Borggaard, JOHN a. Burns, Haroon Imtiaz, Lizette Zeitsman,
Journal of Fluid Mechanics - Volume 781, Pages 622-656
Analysis of Strouhal number based equivalence of pitching and plunging airfoils and wake deflection
June 01, 2015
Muhammad Saifullah Khalid, Imran Akhtar, Naveed Iqbal Durrani,
Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering - Volume: 229 Issue: 8 Pages: 1423-1434
Quantification of the effects of geometric approximations on the performance of a vertical axis wind turbine
February 01, 2015
M. Salman Siddiqui, Naveed Durrani, Imran Akhtar,
Renewable Energy - Volume: 74 Pages: 661-670
Using Dominant Modes for Optimal Feedback Control of Aerodynamic Forces
December 01, 2013
Imran Akhtar, Muntazir Naqvi, Jeff Borggaard, John A Burns,
Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering - Volume: 227, Issue: 12, Pages: 1859-1869
Piezoelectric energy harvesting from vortex-induced vibrations of circular cylinder
September 01, 2013
A. Mehmood, A. Abdelkef, M. R. Hajj, A. H. Nayfeh, Imran Akhtar , A. O. Nuhait,
Journal of Sound and Vibration - Volume: 332 Issue: 19 Pages: 4656-4667
A low-dimensional tool for predicting force decomposition coefficients for varying inflow conditions
January 01, 2013
M. Ghommem, Imran Akhtar , M. R. Hajj,
Progress in Computational Fluid Dynamics, an International Journal - Volume: 13 Issue: 6 Pages: 368-381
A New Closure Strategy for Proper Orthogonal Decomposition Reduced-Order Models
July 01, 2012
Imran Akhtar, Zhu Wang, Jeff Borggaard, Traian Iliescu,
Journal of Computational and Nonlinear Dyanmics - Volume 7, Issue 3, Article Number: 034503
On the use of sensitivity analysis in model reduction to predict flows for varying inflow conditions
January 10, 2012
Alexander Hay, Imran Akhtar, Jeff T. Borggaard,
International Journal for Numerical Methods in Fluids - Volume 68, Issue 1, Pages 122-134
Two-level discretizations of nonlinear closure models for proper orthogonal decomposition
January 01, 2011
Z. Wang, Z. Wang, Imran Akhtar, J. Borggaard, J. Borggaard, T. Iliescu, T. Iliescu,
Journal of Computational Physics - Volume 230, Issue 1, Pages 126–146
Model Based Control of Laminar Wake Using Fluidic Actuation
October 01, 2010
Imran Akhtar, Ali H. Nayfeh, Ali H. Nayfeh,
Journal of Computational and Nonlinear Dynamics - Volume 5(4), Article Number 041015
Shape Sensitivity Analysis in Flow Models Using a Finite-Difference Approach
March 11, 2010
Imran Akhtar, Jeff Borggaard, Jeff Borggaard, Alexander Hay, Alexander Hay,
Mathematical Problems in Engineering - Volume 2010, Article ID 209780
A van der Pol–Duffing Oscillator Model of Hydrodynamic Forces on Canonical Structures
October 01, 2009
Imran Akhtar, Osama A. Marzouk, Osama A. Marzouk, Ali H. Nayfeh, Ali H. Nayfeh,
Journal of Computational and Nonlinear Dynamics - Volume 4(4), Article Number 041006
Reduced-order Models for Parameter Dependent Geometries based on Shape Sensitivity Analysis
July 01, 2009
Imran Akhtar, Ali H. Nayfeh, Ali H. Nayfeh, Calvin J. Ribbens, Calvin J. Ribbens,
Theoretical and Computational Fluid Dynamics - Volume 23, Pages213–237
Modeling Steady-state and Transient Forces on a Cylinder
July 01, 2007
Osama Manzouk, Osama Manzouk, Ali H. Nayfeh, Ali H. Nayfeh, Imran Akhtar, Haider N. Arafat, Haider N. Arafat,
Journal of Vibration and Control - Volume 13(7), Pages 1065-1091
Hydrodynamics of a Biologically Inspired Tandem Flapping Foil Configuration
February 28, 2007
Imran Akhtar, Rajat Mittal, George V. Lauder , Elliot Drucker,
Theoretical and Computational Fluid Dynamics - Volume: 21 Issue: 3 Pages: 155-170