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Dr. Atef Mohany

Atef Mohany
BSc, MSc, Ph.D., P.Eng, FASME, FCSME

Assistant Dean, Graduate Studies and Professor

Department of Mechanical and Manufacturing Engineering

Faculty of Engineering and Applied Science

Contact information

2000 Simcoe Street North
Oshawa, Ontario L1G 0C5
Office: ACE 3025

905.721.8668 ext. 5422
905.721.3370 (fax)

atef.mohany@ontariotechu.ca

Research topics

  • Aeroacoustics
  • Fluid-Structure Interaction
  • Flow-Induced Vibration and Noise
  • Turbulent Flows
  • Vibration and Structural Dynamics
  • Structural Integrity
  • Noise and Vibration Control

Education

Ph.D., Mechanical Engineering, McMaster University, Canada, 2006
MSc, Mechanical Power Engineering, Cairo University, Egypt, 2001
BSc, Mechanical Power Engineering, Cairo University, Egypt, 1998

Courses

Undergraduate
  • Mechanical Vibrations
  • Machine Design
  • Kinematic and Dynamics of Machines
  • Quality Control
Graduate
  • Advanced Acoustics and Noise Control
  • Flow-Induced Vibration
  • Industrial Aeroacoustics
  • Automotive Noise, Vibration, and Harshness

Research and expertise

Publications and presentations

  • Selected publications and presentations

    Book Chapters:

    1. A. Mohany, (2025), “The Acoustic Resonance Phenomenon” in “Steam Generators for Nuclear Power Plants”, 2nd Edition, Edited by Jovica Riznic, Elsevier ISBN: 9780443290305.

    Selected Journal Articles:

    1. A. Mohany, O. Hammad, H. Kishawy, M. Hassan & M. Shaaban, (2025), “Acoustic Resonance Excitation and Source Mapping in Co-axial Piping Systems with Different Junction Edge Geometries”, Journal of Sound and Vibration, 119163.
    2. M. Alziadeh & A. Mohany, (2025), “Applicability of Nonuniformly Varying the Fin Density of Tandem Finned Cylinders as a Viable Vortex and Noise Suppression Technique”, Journal of Pressure Vessel Technology, 147(1).
    3. B. Shahryari, A. Mirabolghasemi, S. Eskandari, X. Chen, J.F. Deü, R. Ohayon, A. Mohany, A. Kalamkarov, and A. Akbarzadeh, (2025), “Conformally Perforated Shellular Metamaterials with Tunable Thermomechanical and Acoustic Properties”, Advanced Functional Materials, p.2506062.
    4. M. Sharifishourabi, I. Dincer & A. Mohany, (2025), “A Novel Energy System Designed to Cover Electricity, Heat, Hydrogen and Propane for Decarbonized Buildings”, Energy and Buildings, 115907.
    5. A. Mohany, A. Shoukry, L. Pastur, (2024), “Self-selection of Flow Instabilities by Acoustic Perturbations around Rectangular Cylinder in Cross-Flow”, Journal of Fluid Mechanics, 998, A51.
    6. R. Noufal, M. Alziadeh, A. Mohany, (2024), “Control of Vortex Shedding and Acoustic Resonance of a Circular Cylinder in Cross-Flow”, Journal of Fluids and Structures, 126, 104094.
    7. M. Shaaban, R. Noufal, M. Alziadeh, A. Mohany, (2024), “Spinning Dynamics of Self-Excited Azimuthal Acoustic Modes in Cavities”, Physics of Fluids, 36(7).
    8. O. Elbanhawy, M. Hassan, A. Mohany, H. Kishawy, (2024), “A Numerical Model to Investigate the Irradiation Effect on the Dynamics of Nuclear Fuel Bundles”, Nuclear Engineering and Design, 418, 112874.
    9. A. Shoukry and A. Mohany, (2023), “Characteristics of the Flow-Induced Noise from Rectangular Rods with Different Aspect Ratios and Edge Geometry”, Journal of Fluids and Structures, 122, 103959.
    10. M. Hanna and A. Mohany, (2023), “Aeroacoustics and Shear Layer Characteristics of Confined Cavities Subject to Low Mach Number Flow”, Journal of Fluids and Structures, 121, 103949.
    11. O.S. Hammad and A. Mohany, (2023), “Vortex Shedding Characteristics and Hydrodynamic Forces of Stationary and Elastically Mounted Side-by-Side Cylinders Fitted with Small Diameter Control Rods”, Journal of Fluids and Structures, 120, 103908
    12. M. Alziadeh and A. Mohany, (2023), “Flow Structure and Aerodynamic Forces of Finned Cylinders during Flow-Induced Acoustic Resonance”, Journal of Fluids and Structures, 119, 103887.
    13. A. Mohany, M. Alziadeh, M. Hassan, (2023), “Vorticity Shedding and Acoustic Resonance Excitation of a Square Tube Array: Effect of Flow Approach Angle”, Journal of Pressure Vessel and Technology, 145(1), 011401.
    14. M. Shaaban and A. Mohany, (2022), “Flow-Acoustic Coupling around Rectangular Rods of Different Aspect Ratios and Incidence Angles”, Experiments in Fluids, 63(2), 1-15.
    15. M. Abdelmwgoud and A. Mohany, (2021), “Control of the Self-Sustained Shear Layer Oscillations over Rectangular Cavities using High-Frequency Vortex Generators”, Physics of Fluids, 33 (4), 045115.
    16. M. Abdelmwgoud, M. Shaaban, A. Mohany, (2021), “Shear Layer Synchronization of Aerodynamically Isolated Opposite Cavities due to Acoustic Resonance Excitation”, Physics of Fluids, 33(5), 0055112.
    17. O. Elbanhawy, M. Hassan, A. Mohany, (2021), “Modelling of Fully Flexible Fuel Bundles”, Nuclear Engineering and Design, 378, 111014.
    18. M.R. Islam, and A. Mohany, (2020), “On the Three-Dimensional Flow Development around Circular Finned Cylinders”, Physics of Fluids, 32 (11), 115116.
    19. M.R. Islam and A. Mohany, (2020), “Vortex Shedding Characteristics in the Wake of Circular Finned Cylinders”, Physics of Fluids, 32(4), 045113.
    20. S.S. Rashwan, I. Dincer, A. Mohany, B. Pollet, (2019), “The Sono-Hydro-Gen Process (Ultrasound Induced Hydrogen Production): Challenges and Opportunities”, International Journal of Hydrogen Energy, 44(29): 14500 - 14526.
    21. T. Lato and A. Mohany, (2019), “Passive Damping of Pressure Pulsations in Pipelines Using Herschel-Quincke Tubes”, Journal of Sound and Vibration, (448), 160 – 177.
  • Interviews and Media Relations
    • Ontario Tech News Release: http://news.Ontario Tech.ca/archives/2012/12/Ontario Tech-engineering-students-receive-a-boost-in-support-of-human-powered-vehicle-development.php, December 2012
    • Ontario Tech News Release: http://news.Ontario Tech.ca/archives/2013/03/human-powered-vehicle-student-project-at-Ontario Tech-gets-another-boost.php, March 2013
    • Ontario Tech News Release: http://news.Ontario Tech.ca/archives/2013/04/engineering-faculty-member-receives-prestigious-international-award-.php, April 2013
    • Ontario Tech News Release: http://news.Ontario Tech.ca/archives/2013/08/international-engineering-society-launches-new-student-chapter-at-Ontario Tech.php, August 2013
    • Ontario Tech News Release: http://news.Ontario Tech.ca/archives/2014/10/international-honours-for-Ontario Tech-engineering-students.php, October 2014
    • Ontario Tech News Release: http://news.Ontario Tech.ca/archives/2015/01/Ontario Tech-helps-drive-international-conference-on-advanced-vehicle-technologies-.php, January 2015
    • UOIT news release: http://news.uoit.ca/archives/2015/07/engineering-students-showcase-projects-at-2015-amme-feas-capstone-design-competition.php, July 2015
    • Egyptian news release (in Arabic): http://www.youm7.com/2794014, July 2016
    • TV interview at AlNahar AlYoum channel (in Arabic), July 2016: https://www.youtube.com/watch?v=G7cpzkRxGCU&feature=youtu.be
    • TV interview at CBC Egypt channel (in Arabic), July 2016:
    • https://www.youtube.com/watch?v=acXX0_4C5B8, part 1
    • https://www.youtube.com/watch?v=XXhnCeKYLfo, part 2
    • UOIT news release: http://news.uoit.ca/archives/2016/09/uoit-engineering-students-set-the-pace-at-international-competition.php, September 2016
    • UOIT news release: http://news.uoit.ca/archives/2016/09/improving-the-reliability-and-safety-of-nuclear-power-plant-piping-systems.php, September 2016
    • UOIT news release: https://news.uoit.ca/archives/2018/11/why-clamping-down-on-industrial-noise-is-a-sound-idea.php, November 2018.
    • Ontario Tech news release: https://news.ontariotechu.ca/archives/2020/03/ontario-tech-partnership-to-safeguard-nuclear-reactors-from-earthquake-damage.php, March 2019
  • Industrial and Government Technical Reports
    • Mohany, “Assessment of Bruce B Common Service Water (CSW) and Emergency Water System (EWS) piping under water hammer forces”, Technical Memo 705-18848602.174-MEM-M0001-00, 2020 July.
    • Mohany, “Summary of Operating Experience with CANDU Fuel Bundle Failures”, CANDU Owners Group (COG), OP-19-2047, 2020 March.
    • Mohany, “Assessment of the Noise and Vibration of Bruce Power U4 Steam Turbine Valve”, Technical Memo 705-18848602.016-MEM-G0001-00, 2018 December.
    • Mohany, “Preliminary Guidelines for the Use of Passive Acoustic Damping Devices in Pipeline Systems”, CANDU Owners Group (COG), OP-17-2042, 2017 September.
    • Mohany, “Preliminary Guidelines for Prediction of Acoustic Pressure Pulsations in Piping Systems”, CANDU Owners Group (COG), OP-15-2016, 2017 February.
    • Sadek and A. Mohany, “Characterization of the gas flow in Parker XHX7 orifice for the suspension system in LAV III vehicles”, General Dynamics Land Systems, 2015 May.
    • A. Mohany, “Mitigation of the Heat Transport Flow Signal Problems at Darlington Nuclear Power Plant”, AECL Technical Memo 153-63101-401-000, 2010 July.
    • A. Mohany, “High Vibration and/or Excessive Noise of Condenser Steam Discharge Valves (CSDVs)” AECL Technical Memo 153-127460-401-000, 2010 February.
    • Mohany, “Hydraulic Test Report of Orifice Assemblies for Shin-Kori Nuclear Power Plant Units 3 and 4” GNP-30922-TR-001 Revision D1, 2009 December.
    • A. Mohany and J. Pietralik, “Local Heat Transfer in the Shin-Kori Orifice Assemblies”, AECL Technical Memo GNP-30922-401-000, 2009 October.
    • A. Mohany, “Plan for Testing of Orifice Assemblies for Shin-Kori Nuclear Power Plant Units 3 and 4” GNP-30922-TP-001 Revision 0, 2009 July.
    • A. Mohany and C. S. Schefski “CHECWORKS Primary Side Model at Gentilly 2 Generating Station” COG-07-4095, 2008 April.
    • A. Mohany and C. S. Schefski “CHECWORKS Primary Side Model at Bruce Power Generating Station” COG-07-4031, 2008 February.
    • C. S. Schefski, J. M. Pietralik and A. Mohany “CHECWORKS Primary Side Model at Point Lepreau Nuclear Generating Station” COG-06-4027, 2007 April.
    • P. Feenstra and A. Mohany, “Millstone 3 Hydraulic Performance of Replacement Containment Sump Strainers” Dominion, MIL3-34325-AR-001 Revision D1, 2006 December.
  • Patents
    Patent Title: Pressure Relief Valve for Automobile

    Date of Patent: May 14, 2019
    Patent No.: US10286754B2
    Patent Status: Granted
    Inventor: Atef Mohany