Postdoctoral training, Massachusetts Institute of Technology (MIT), 2014 - 2016
Ph.D. Mechanical Engineering, University of Michigan–Ann Arbor, Ann Arbor, 2009 - 2013
M.S. in Mechanical Design and Production Engineering, Cairo University, Giza, 2008
B.S. in Mechanical Design and Production Engineering, Cairo University, Giza, 2006
Marini, A.X., Tomaraei, G.N., Weinbaum, J.S., Bedewy, M., & Vorp, D.A. (2025). Chemical Conjugation of Iron Oxide Nanoparticles for the Development of Magnetically Directable Silk Particles. ACS Appl Mater Interfaces, 17(6), 8901-8913.American Chemical Society (ACS). doi: 10.1021/acsami.4c17536.
Najaf Tomaraei, G., Abdulhafez, M., Ghosh, S., Lee, J., & Bedewy, M. (2025). Improving Geometric Uniformity in Dynamic Chemical Vapor Deposition of Carbon Nanotube Forests. Ind Eng Chem Res, 64(23), 11327-11339.American Chemical Society (ACS). doi: 10.1021/acs.iecr.4c03787.
Tomaraei, G., Abdulhafez, M., & Bedewy, M. (2024). Order-of-Magnitude Increase in Carbon Nanotube Yield Based on Modeling Transient Diffusion and Outgassing of Water From Reactor Walls. JOURNAL OF MANUFACTURING SCIENCE AND ENGINEERING-TRANSACTIONS OF THE ASME, 146(4).ASME International. doi: 10.1115/1.4063965.
Mandal, R., Bedewy, M., & Park, W.M. (2022). Coiled-coil protein origami nanostructure modeling for improved characterization and prediction. MOLECULAR SYSTEMS DESIGN & ENGINEERING, 7(7), 725-732.Royal Society of Chemistry (RSC). doi: 10.1039/d2me00037g.
Nam, K.H., Abdulhafez, M., Castagnola, E., Tomaraei, G.N., Cui, X.T., & Bedewy, M. (2022). Laser direct write of heteroatom-doped graphene on molecularly controlled polyimides for electrochemical biosensors with nanomolar sensitivity. Carbon N Y, 188, 209-219.Elsevier. doi: 10.1016/j.carbon.2021.10.010.
Nam, K.H., Abdulhafez, M., Tomaraei, G.N., & Bedewy, M. (2022). Laser-Induced fluorinated graphene for superhydrophobic surfaces with anisotropic wetting and switchable adhesion. APPLIED SURFACE SCIENCE, 574, 151339.Elsevier. doi: 10.1016/j.apsusc.2021.151339.
Abdulhafez, M., Line, J., & Bedewy, M. (2021). Sequential Self-Folding of Shape Memory Polymer Sheets by Laser Rastering Toward Origami-Based Manufacturing. JOURNAL OF MANUFACTURING SCIENCE AND ENGINEERING-TRANSACTIONS OF THE ASME, 143(9).ASME International. doi: 10.1115/1.4050463.
Abdulhafez, M., Tomaraei, G.N., & Bedewy, M. (2021). Fluence-Dependent Morphological Transitions in Laser-Induced Graphene Electrodes on Polyimide Substrates for Flexible Devices. ACS APPLIED NANO MATERIALS, 4(3), 2973-2986.American Chemical Society (ACS). doi: 10.1021/acsanm.1c00101.
Elsisy, M., Poska, E., Abdulhafez, M., & Bedewy, M. (2021). Current-Dependent Dynamics of Bidirectional Self-Folding for Multi-Layer Polymers Using Local Resistive Heating. JOURNAL OF ENGINEERING MATERIALS AND TECHNOLOGY-TRANSACTIONS OF THE ASME, 143(3).ASME International. doi: 10.1115/1.4049588.
Lee, J., Tomaraei, G.N., Abdulhafez, M., & Bedewy, M. (2021). Boosting Catalytic Lifetime in Chemical Vapor Deposition of Carbon Nanotubes by Rapid Thermal Pretreatment of Alumina-Supported Metal Nanocatalysts. CHEMISTRY OF MATERIALS, 33(16), 6277-6289.American Chemical Society (ACS). doi: 10.1021/acs.chemmater.0c04692.
Tomaraei, G., Lee, J., Abdulhafez, M., & Bedewy, M. (2021). Reducing Variability in Chemical Vapor Deposition of Carbon Nanotubes Based on Gas Purification and Sample Support Redesign. JOURNAL OF MICRO AND NANO-MANUFACTURING, 9(1).ASME International. doi: 10.1115/1.4050010.
Abdulhafez, M., Lee, J., & Bedewy, M. (2020). In Situ Measurement of Carbon Nanotube Growth Kinetics in a Rapid Thermal Chemical Vapor Deposition Reactor With Multizone Infrared Heating. JOURNAL OF MICRO AND NANO-MANUFACTURING, 8(1).ASME International. doi: 10.1115/1.4046033.
Abdulhafez, M., McComb, A.J., & Bedewy, M. (2020). Tailoring Surface Hydrophobicity of Commercial Polyimide by Laser-Induced Nanocarbon Texturing. JOURNAL OF MICRO AND NANO-MANUFACTURING, 8(3).ASME International. doi: 10.1115/1.4048600.
Clark, R.M., Dickerson, S., Bedewy, M., Chen, K.P., Dallal, A., Gomez, A., Hu, J., Kerestes, R., & Luangkesorn, L. (2020). Social-Driven Propagation of Active Learning and Associated Scholarship Activity in Engineering: A Case Study. INTERNATIONAL JOURNAL OF ENGINEERING EDUCATION, 36(5), 1667-1680.
Ezzat, A.A., & Bedewy, M. (2020). Machine Learning for Revealing Spatial Dependence among Nanoparticles: Understanding Catalyst Film Dewetting via Gibbs Point Process Models. JOURNAL OF PHYSICAL CHEMISTRY C, 124(50), 27479-27494.American Chemical Society (ACS). doi: 10.1021/acs.jpcc.0c07765.
Jeon, J., Tan, A.T.L., Lee, J., Park, J.E., Won, S., Kim, S., Bedewy, M., Go, J., Kim, J.K., Hart, A.J., & Wie, J.J. (2020). High-Speed Production of Crystalline Semiconducting Polymer Line Arrays by Meniscus Oscillation Self-Assembly. ACS Nano, 14(12), 17254-17261.American Chemical Society (ACS). doi: 10.1021/acsnano.0c07268.
Bedewy, M., & Abdulhafez, M. (2019). Understanding Stochasticity in Carbon Nanotube Manufacturing. In Nanotube Superfiber Materials. (pp. 31-64).Elsevier. doi: 10.1016/b978-0-12-812667-7.00002-1.
Cho, S.Y., Abdulhafez, M., Lee, M.E., Jin, H.J., & Bedewy, M. (2019). Promoting Helix-Rich Structure in Silk Fibroin Films through Molecular Interactions with Carbon Nanotubes and Selective Heating for Transparent Biodegradable Devices (vol 1, pg 5441, 2018). ACS APPLIED NANO MATERIALS, 2(8), 5350.American Chemical Society (ACS). doi: 10.1021/acsanm.9b01408.
Dee, N.T., Bedewy, M., Rao, A., Beroz, J., Lee, B., Meshot, E.R., Chazot, C.A.C., Kidambi, P.R., Zhao, H., Serbowicz, T., Teichert, K., Purohit, P.K., & Hart, A.J. (2019). In Situ Mechanochemical Modulation of Carbon Nanotube Forest Growth. CHEMISTRY OF MATERIALS, 31(2), 407-418.American Chemical Society (ACS). doi: 10.1021/acs.chemmater.8b03627.
Dee, N.T., Li, J., White, A.O., Jacob, C., Shi, W., Kidambi, P.R., Cui, K., Zakharov, D.N., Jankovic, N.Z., Bedewy, M., Chazot, C.A.C., Carpena-Nunez, J., Maruyama, B., Stach, E.A., Plata, D.L., & Hart, A.J. (2019). Carbon-assisted catalyst pretreatment enables straightforward synthesis of high-density carbon nanotube forests. CARBON, 153, 196-205.Elsevier. doi: 10.1016/j.carbon.2019.06.083.
Lee, J., Abdulhafez, M., & Bedewy, M. (2019). Data Analytics Enables Significant Improvement of Robustness in Chemical Vapor Deposition of Carbon Nanotubes Based on Vacuum Baking. INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH, 58(27), 11999-12009.American Chemical Society (ACS). doi: 10.1021/acs.iecr.9b01725.
Lee, J., Abdulhafez, M., & Bedewy, M. (2019). Decoupling Catalyst Dewetting, Gas Decomposition, and Surface Reactions in Carbon Nanotube Forest Growth Reveals Dependence of Density on Nucleation Temperature. JOURNAL OF PHYSICAL CHEMISTRY C, 123(47), 28726-28738.American Chemical Society (ACS). doi: 10.1021/acs.jpcc.9b07894.
Lee, J., Abdulhafez, M., & Bedewy, M. (2019). Multizone Rapid Thermal Processing to Overcome Challenges in Carbon Nanotube Manufacturing by Chemical Vapor Deposition. JOURNAL OF MANUFACTURING SCIENCE AND ENGINEERING-TRANSACTIONS OF THE ASME, 141(9).ASME International. doi: 10.1115/1.4044104.
Cho, S.Y., Abdulhafez, M., Lee, M.E., Jin, H.J., & Bedewy, M. (2018). Promoting Helix-Rich Structure in Silk Fibroin Films through Molecular Interactions with Carbon Nanotubes and Selective Heating for Transparent Biodegradable Devices. ACS APPLIED NANO MATERIALS, 1(10), 5441-5450.American Chemical Society (ACS). doi: 10.1021/acsanm.8b00784.
Bedewy, M. (2017). Data-driven understanding of collective carbon nanotube growth by in situ characterization and nanoscale metrology. JOURNAL OF MATERIALS RESEARCH, 32(1), 153-165.Springer Nature. doi: 10.1557/jmr.2016.498.
Park, W.M., Bedewy, M., Berggren, K.K., & Keating, A.E. (2017). Modular assembly of a protein nanotriangle using orthogonally interacting coiled coils. Sci Rep, 7(1), 10577.Springer Nature. doi: 10.1038/s41598-017-10918-6.
Balakrishnan, V., Bedewy, M., Meshot, E.R., Pattinson, S.W., Polsen, E.S., Laye, F., Zakharov, D.N., Stach, E.A., & Hart, A.J. (2016). Real-Time Imaging of Self-Organization and Mechanical Competition in Carbon Nanotube Forest Growth. ACS Nano, 10(12), 11496-11504.American Chemical Society (ACS). doi: 10.1021/acsnano.6b07251.
Bedewy, M., Viswanath, B., Meshot, E.R., Zakharov, D.N., Stach, E.A., & Hart, A.J. (2016). Measurement of the Dewetting, Nucleation, and Deactivation Kinetics of Carbon Nanotube Population Growth by Environmental Transmission Electron Microscopy. CHEMISTRY OF MATERIALS, 28(11), 3804-3813.American Chemical Society (ACS). doi: 10.1021/acs.chemmater.6b00798.
Li, J., Bedewy, M., White, A.O., Polsen, E.S., Tawfick, S., & Hart, A.J. (2016). Highly Consistent Atmospheric Pressure Synthesis of Carbon Nanotube Forests by Mitigation of Moisture Transients. JOURNAL OF PHYSICAL CHEMISTRY C, 120(20), 11277-11287.American Chemical Society (ACS). doi: 10.1021/acs.jpcc.6b02878.
Rao, A., Tawfick, S., Bedewy, M., & Hart, A.J. (2016). Morphology-dependent load transfer governs the strength and failure mechanism of carbon nanotube yarns. EXTREME MECHANICS LETTERS, 9, 55-65.Elsevier. doi: 10.1016/j.eml.2016.05.003.
Ya'akobovitz, A., Bedewy, M., Rao, A., & Hart, A.J. (2016). Strain relaxation and resonance of carbon nanotube forests under electrostatic loading. CARBON, 96, 250-258.Elsevier. doi: 10.1016/j.carbon.2015.09.038.
Ya'akobovitz, A., Bedewy, M., & Hart, A.J. (2015). Electrostatic capacitance and Faraday cage behavior of carbon nanotube forests. APPLIED PHYSICS LETTERS, 106(5), 053106.AIP Publishing. doi: 10.1063/1.4907609.
Bedewy, M., Farmer, B., & Hart, A.J. (2014). Synergetic chemical coupling controls the uniformity of carbon nanotube microstructure growth. ACS Nano, 8(6), 5799-5812.American Chemical Society (ACS). doi: 10.1021/nn500698z.
Brieland-Shoultz, A., Tawfick, S., Park, S.J., Bedewy, M., Maschmann, M.R., Baur, J.W., & Hart, A.J. (2014). Scaling the Stiffness, Strength, and Toughness of Ceramic-Coated Nanotube Foams into the Structural Regime. ADVANCED FUNCTIONAL MATERIALS, 24(36), 5728-5735.Wiley. doi: 10.1002/adfm.201400851.
Roberts, M.J., Leach, M.K., Bedewy, M., Meshot, E.R., Copic, D., Corey, J.M., & Hart, A.J. (2014). Growth of primary motor neurons on horizontally aligned carbon nanotube thin films and striped patterns. J Neural Eng, 11(3), 036013.IOP Publishing. doi: 10.1088/1741-2560/11/3/036013.
Bedewy, M., & Hart, A.J. (2013). Mechanical coupling limits the density and quality of self-organized carbon nanotube growth. Nanoscale, 5(7), 2928-2937.Royal Society of Chemistry (RSC). doi: 10.1039/c3nr34067h.
Oliver, C.R., Polsen, E.S., Meshot, E.R., Tawfick, S., Park, S.J., Bedewy, M., & Hart, A.J. (2013). Statistical analysis of variation in laboratory growth of carbon nanotube forests and recommendations for improved consistency. ACS Nano, 7(4), 3565-3580.American Chemical Society (ACS). doi: 10.1021/nn400507y.
Park, S.J., Schmidt, A.J., Bedewy, M., & Hart, A.J. (2013). Measurement of carbon nanotube microstructure relative density by optical attenuation and observation of size-dependent variations. Phys Chem Chem Phys, 15(27), 11511-11519.Royal Society of Chemistry (RSC). doi: 10.1039/c3cp51415c.
Pathak, S., Mohan, N., Decolvenaere, E., Needleman, A., Bedewy, M., Hart, A.J., & Greer, J.R. (2013). Local relative density modulates failure and strength in vertically aligned carbon nanotubes. ACS Nano, 7(10), 8593-8604.American Chemical Society (ACS). doi: 10.1021/nn402710j.
Polsen, E.S., Bedewy, M., & Hart, A.J. (2013). Decoupled control of carbon nanotube forest density and diameter by continuous-feed convective assembly of catalyst particles. Small, 9(15), 2564-2575.Wiley. doi: 10.1002/smll.201202878.
Bedewy, M., Meshot, E.R., & Hart, A.J. (2012). Diameter-dependent kinetics of activation and deactivation in carbon nanotube population growth. CARBON, 50(14), 5106-5116.Elsevier. doi: 10.1016/j.carbon.2012.06.051.
Beroz, J., Bedewy, M., Reinker, M., Chhajer, V., Awtar, S., & Hart, A.J. (2012). Four degree of freedom liquid dispenser for direct write capillary self-assembly with sub-nanoliter precision. Rev Sci Instrum, 83(1), 015104.AIP Publishing. doi: 10.1063/1.3673680.
Meshot, E.R., Patel, K.D., Tawfick, S., Juggernauth, K.A., Bedewy, M., Verploegen, E.A., De Volder, M.F.L., & Hart, A.J. (2012). Photoconductive Hybrid Films via Directional Self-Assembly of C60 on Aligned Carbon Nanotubes. ADVANCED FUNCTIONAL MATERIALS, 22(3), 577-584.Wiley. doi: 10.1002/adfm.201102393.
Meshot, E.R., Verploegen, E., Bedewy, M., Tawfick, S., Woll, A.R., Green, K.S., Hromalik, M., Koerner, L.J., Philipp, H.T., Tate, M.W., Gruner, S.M., & Hart, A.J. (2012). High-speed in situ X-ray scattering of carbon nanotube film nucleation and self-organization. ACS Nano, 6(6), 5091-5101.American Chemical Society (ACS). doi: 10.1021/nn300758f.
Bedewy, M., Meshot, E.R., Reinker, M.J., & Hart, A.J. (2011). Population growth dynamics of carbon nanotubes. ACS Nano, 5(11), 8974-8989.American Chemical Society (ACS). doi: 10.1021/nn203144f.
Li, J., Srivastava, S., Ok, J.G., Zhang, Y., Bedewy, M., Kotov, N.A., & Hart, A.J. (2011). Multidirectional Hierarchical Nanocomposites Made by Carbon Nanotube Growth within Layer-by-Layer-Assembled Films. CHEMISTRY OF MATERIALS, 23(4), 1023-1031.American Chemical Society (ACS). doi: 10.1021/cm1030443.
Meshot, E.R., Bedewy, M., Lyons, K.M., Woll, A.R., Juggernauth, K.A., Tawfick, S., & Hart, A.J. (2010). Measuring the lengthening kinetics of aligned nanostructures by spatiotemporal correlation of height and orientation. Nanoscale, 2(6), 896-900.Royal Society of Chemistry (RSC). doi: 10.1039/b9nr00343f.
Bedewy, M., Meshot, E.R., Guo, H., Verploegen, E.A., Lu, W., & Hart, A.J. (2009). Collective Mechanism for the Evolution and Self-Termination of Vertically Aligned Carbon Nanotube Growth. JOURNAL OF PHYSICAL CHEMISTRY C, 113(48), 20576-20582.American Chemical Society (ACS). doi: 10.1021/jp904152v.
Abdulhafez, M., McComb, A.J., & Bedewy, M. (2020). Laser-Induced Nanocarbon Formation for Tuning Surface Properties of Commercial Polymers. In Volume 1: Additive Manufacturing; Advanced Materials Manufacturing; Biomanufacturing; Life Cycle Engineering; Manufacturing Equipment and Automation, 1.ASME International. doi: 10.1115/msec2020-8339.
Line, J., Abdulhafez, M., & Bedewy, M. (2020). Bio-Inspired Self-Folding of Shape Memory Polymer Sheets by Laser Rastering. In Volume 1: Additive Manufacturing; Advanced Materials Manufacturing; Biomanufacturing; Life Cycle Engineering; Manufacturing Equipment and Automation, 1.ASME International. doi: 10.1115/msec2020-8374.
Tomaraei, G., Abdulhafez, M., Lee, J., & Bedewy, M. (2020). Reducing Variability in Chemical Vapor Deposition of Carbon Nanotubes Based on Gas Purification and Sample Support Redesign. In Volume 1: Additive Manufacturing; Advanced Materials Manufacturing; Biomanufacturing; Life Cycle Engineering; Manufacturing Equipment and Automation, 1.ASME International. doi: 10.1115/msec2020-8388.
Abdulhafez, M., Cho, Y., Tomaraei, G., & Bedewy, M. (2019). Microwave-Assisted Processing of Regenerated Silk Fibroin Films. In Volume 2: Processes; Materials, 2.ASME International. doi: 10.1115/msec2019-2932.
Lee, J., Abdulhafez, M., & Bedewy, M. (2019). Multizone Rapid Thermal Processing to Overcome Challenges in Carbon Nanotube Manufacturing by Chemical Vapor Deposition. In Volume 2: Processes; Materials, 2.ASME International. doi: 10.1115/msec2019-2847.
Sharbati, M.T., Cho, Y., Tomaraei, G.N., Wan, Q., Schlea, J., Bedewy, M., & Xiong, F. (2019). Sheet-rich Silk-base RRAM with Low Switching Voltages and Improved Reliabilities. In 2019 Device Research Conference (DRC), 00, (pp. 209-210).Institute of Electrical and Electronics Engineers (IEEE). doi: 10.1109/drc46940.2019.9046341.
Abdulhafez, M., Kadry, K., Zaazoue, M., Goumnerova, L.C., & Bedewy, M. (2018). Biomechanical Root Cause Analysis of Complications in Head Immobilization Devices for Pediatric Neurosurgery. In Volume 1: Additive Manufacturing; Bio and Sustainable Manufacturing, 1, (p. v001t05a007).ASME International. doi: 10.1115/msec2018-6632.
Elsisy, M., Poska, E., & Bedewy, M. (2018). Current-Dependent Kinetics of Self-Folding for Multi-Layer Polymers Using Local Resistive Heating. In Volume 2: Materials; Joint MSEC-NAMRC-Manufacturing USA, 2, (p. v002t04a017).ASME International. doi: 10.1115/msec2018-6628.
Park, W.M., Bedewy, M., Berggren, K., & Keating, A. (2018). A Triangular Protein Nanostructure Created by Modular Fusion and Assembly of Synthetic Heterodimeric Coiled Coils. In PROTEIN SCIENCE, 27, (p. 205).
Zaazoue, M.A., Bedewy, M., & Goumnerova, L.C. (2018). Complications of Head Immobilization Devices in Children: Contact Mechanics, and Analysis of a Single Institutional Experience. In Neurosurgery, 82(5), (pp. 678-685).Wolters Kluwer.United States. doi: 10.1093/neuros/nyx315.
Bedewy, M., Hu, J., & Hart, A.J. (2017). Precision Control of Nanoparticle Monolayer Assembly: Optimizing Rate and Crystal Quality**Research supported by National Science Foundation. In 2017 IEEE 17th International Conference on Nanotechnology (IEEE-NANO), (pp. 286-289).Institute of Electrical and Electronics Engineers (IEEE). doi: 10.1109/nano.2017.8117489.
Arafa, H.A., & Bedewy, M. (2012). Manufacturability and Viability of Different C-Gear Types: A Comparative Study. In Volume 5: 6th International Conference on Micro- and Nanosystems; 17th Design for Manufacturing and the Life Cycle Conference, 5, (pp. 381-391).ASME International. doi: 10.1115/detc2012-71030.
Beroz, J., Bedewy, M., & Hart, A.J. (2012). DIRECT-WRITE SELF-ASSEMBLY OF 3D COLLOIDAL MICROSTRUCTURES. In 2012 Solid-State, Actuators, and Microsystems Workshop Technical Digest, (pp. 129-132).Transducer Research Foundation Inc. (TRF). doi: 10.31438/trf.hh2012.35.
Beroz, J., Awtar, S., Bedewy, M., Tawfick, S., & Hart, A.J. (2011). Compliant microgripper with parallel straight-line jaw trajectory for nanostructure manipulation. In Proceedings - ASPE 2011 Annual Meeting, 52, (pp. 90-93).
Arafa, H.A., & Bedewy, M. (2010). C-gears in rotorcraft transmissions: A novel design paradigm. In International Powered Lift Conference 2010, (pp. 93-100).
Arafa, H.A., & Bedewy, M. (2010). Quasi-Exact-Constraint Design of Wind Turbine Gearing. In ASME 2010 Power Conference, (pp. 607-616).ASME International. doi: 10.1115/power2010-27012.
Bedewy, M., Meshot, E.R., Polsen, E., Tawfick, S., & Hart, A.J. (2010). Collective mechanisms limiting the indefinite growth of carbon nanotube assemblies. In International SAMPE Technical Conference.
Polsen, E.S., Perkins, S.M., Meshot, E.R., Copic, D., Bedewy, M., Hart, A.J., Figueredo, S., Guzman De Villoria, R., Steiner, S.A., & Wardle, B.L. (2009). Machines and processes for continuous manufacturing of aligned carbon nanotubes for tough and multifunctional interface layers. In ICCM International Conferences on Composite Materials.
Polsen, E.S., Perkins, S.M., Meshot, E.R., Copic, D., Bedewy, M., Hart, A.J., Figueredo, S., Guzman De Villoria, R., Steiner, S.A., & Wardle, B.L. (2009). Machines and processes for continuous manufacturing of aligned carbon nanotubes for tough and multifunctional interface layers. In ICCM International Conferences on Composite Materials.