Amirhossein Arzani

Research areas

  1. Disturbed flow patterns in a 3D idealized Abdominal Aortic Aneurysm (Undergraduate)

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  1. In vivo validation of Turbulent Kinetic Energy (TKE) in an aortic coarctation with CFD and PCMRI

    MRI-Aortic Coarctation



  1. Quantification of turbulence in cardiovascular flows with Proper Orthogonal Decomposition (POD)

  1. Transport (rest and exercise) in patient specific Abdominal Aortic Aneurysms with Lagrangian Coherent Structures (LCS)

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  1. Methods to compare level of chaos and mixing quantitatively (mix-norm). 
  1. Sensitivity of steady and pulsatile pressure drops in a giant cerebral aneurysm with proximal stenosis


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  1. Effect of transport and hemodynamics on enlargement of abdominal aortic aneurysms.

 

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  1.  Effect of transport and hemodynamics on Intraluminal thrombus deposition in abdominal aortic aneurysms.

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9.      Characterization of complex wall shear stress (WSS) patterns in aneurysms

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     10- Lagrangian WSS structures and near wall transport

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Publications

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  1. Arzani, A., Gambaruto A. M., Chen G. and Shadden, S. C., Lagrangian wall shearstress structures and near wall transport in high Schmidt aneurysmal flows, Journal of Fluid Mechanics, In revision.
  2. Arzani, A. and Shadden, S. C.,Characterizations and correlations of wall shear stress in aneurysmal flow, Journal of Biomechanical Engineering, In revision
  3. Hansen, K. B., Arzani, A. and Shadden, S. C., Mechanical platelet activation potential in abdominal aortic aneurysms, Journal of Biomechanical Engineering,
  4. Shadden, S. C. and Arzani, A., Lagrangian postprocessing of computational hemodynamics, Annals of Biomedical Engineering
  5. Arzani, A., Suh, G. Y., Dalman, R. L. and Shadden, S. C., A longitudinal comparison of hemodynamics and intraluminal thrombus deposition in abdominal aortic aneurysms, American Journal of Physiology- Heart and Circulatory Physiology
  1. Arzani, A., Les, A. S., Dalman, R. L. and Shadden, S. C., Effect of exercise on patient specific abdominal aortic aneurysm flow topology and mixing, International Journal for Numerical Methods in Biomedical Engineering.
  1. Steinman, D. A., ... Arzani, A., Shadden, S. C etal., Variability of CFD Solutions for Pressure and Flow in a Giant Aneurysm: The SBC2012 CFD Challenge, Journal of Biomechanical Engineering, , 135(2), 021015, 2013
  1. Arzani, A. and Shadden S. C., Characterization of transport topology in patient specific abdominal aortic aneurysms models, Physics of Fluids, 24, 081901-1–16, 2012.
  1. Arzani, A., Dyverfeldt, P., Ebbers, T. and Shadden, S. C., In vivo validation of numerical prediction for turbulence intensity in an aortic coarctation, Annals of Biomedical Engineering, 40(4), 860-870, 2012.

Conference Talks

  1. Coherent wall shear stress structures determine near wall transport in aneurysms, Summer Biomechanics, Bioengineering and Biotransport Conference, Snowbird, UT, 2015
  2. Quantification of disturbed wall shear stress patterns in complex cardiovascular flows, APS Division of Fluid Dynamics, San Francisco, CA, 2014
  3. Comparison of hemodynamics and thrombus progressionin in human abdominal aortic aneurysms, World Congress of Biomechanics, Boston, MA, 2014
  4. Investigation of potential hemodynamics factors influencing thrombus deposition in abdominal aortic aneurysms, Multiscale Methods and Validation in Medicine and Biology, Berkeley CA, 2014.
  1. Progression of abdominal aortic aneurysm: Effect of Lagrangian transport and hemodynamic parameters, ASME SBC ,Sunriver OR, 2013
  1. Validation and characterization of turbulence in an aortic coarctation, Midwestern Association of Graduate Schools MAGS (Distinguished thesis award), Minneapolis, MN, 2013
  1. Flow topology in patient-specific abdominal aortic aneurysms during rest and exercise, APS Division of Fluid Dynamics, San Diego CA, 2012
  1. Transport and mixing in patient specific abdominal aortic aneurysms with Lagrangian coherent structures, ASME SBC , Fajardo Puerto Rico, 2012
  1. The flow topology in patient-specific abdominal aortic aneurysms studied by Lagrangian coherent structures, MUFMech, Rochester IN, 2012
  1. In vivo validation of numerical prediction for turbulent kinetic energy in an aortic coarctation, Society of Engineering Science, Evanston IL, 2011
  1. In vivo validation of computational quantification of turbulence intensity in an aortic coarctation, FDA Workshop, Silver Spring MD, 2011

Related Journals

 

Degree Focus:

Major: Bioengineering (biomechanics)

Interests:  Cardiovascular fluid mechanics, Phase-contrast magnetic resonance imaging (PCMRI), Aneurysms.

Some favorite related books:

·         Snapshots of Hemodynamics: An Aid for Clinical Research and Graduate Education

·         Biofluid Mechanics in Cardiovascular Systems

·         Cardiovascular System at a Glance

·         Cardiovascular MR Manual

·         Cardiovascular Magnetic Resonance

·         Biomechanics and Mechanobiology of Aneurysms

Minor: Fluid Mechanics

Interests:  Computational fluid dynamics (CFD), Vortex dynamics, Transport and mixing, turbulence, Mathematical fluid mechanics.

Some favorite related books:

·         Computational Fluid Dynamics (T.J. Chung)

·         The Finite Element Method for Fluid Dynamics

·         Chebyshev and Fourier Spectral Methods

·         Vorticity and Vortex Dynamics

·         Physical Fluid Dynamics

·         Turbulent Flows

Minor: Applied mathematics

Interests:  Nonlinear dynamical systems and chaos, Functional analysis, linear algebra, numerical analysis.

Some favorite related books:

·         Introduction to Applied Nonlinear Dynamical Systems and Chaos

·         Nonlinear Dynamics And Chaos: With Applications To Physics, Biology, Chemistry, And Engineering

·         Differential Equations and Dynamical Systems

·         Introductory Functional Analysis with Applications

·         Elementary Classical Analysis

·         Numerical Linear Algebra

·         The Mathematical Theory of Finite Element Methods

·         Theoretical Numerical Analysis: A Functional Analysis Framework

 

Contact Information

  • Email: arzani@berkeley.edu

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