Morphing Aerospace Structures
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Bishay, P. L.; Brody, M.; Podell, D.; Corte Garcia, F.; Munoz, E.; Minassian, E.; Bradley, K. (2023): 3D-Printed Bio-Inspired Mechanisms for Bird-like Morphing Drones Applied Sciences, Vol. 13(21), 11814, DOI: 10.3390/app132111814.
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Bishay, P. L.; Kok, J. S.; Ferrusquilla, L. J.; Espinoza, B. M.; Heness, A.; Buendia, A.; Zadoorian, S.; Lacson, P.; Ortiz, J. D.; Basilio B.; Olvera D. (2022): Design and Analysis of MataMorph-3: A Fully Morphing UAV with Camber-Morphing Wings and Tail Stabilizers Aerospace, Vol. 9(7), 382, DOI: 10.3390/aerospace9070382.
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Schlup A. E.; MacLennan T. L.; Barajas C.; Talebian B. L.; Thatcher G. C.; Flores R. B.; Perez-Norwood J. D.; Torres C. L.; Kibret K. B.; Guzman E. E.; Bishay, P. L. (2021): MataMorph 2: A new experimental UAV with twist-morphing wings and camber-morphing tail stabilizers. AIAA SciTech Forum, 19-21 January 2021. DOI: 10.2514/6.2021-0584
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Bishay, P. L.; Burg, E.; Akinwunmi, A.; Phan, R.; Sepulveda, K. (2019): Development of a new span-morphing wing core design. designs, vol. 3, no. 1, art. 12.
Prosthetic Arm Designs and Control
Novel Numerical Methods
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Tawfik, M. E.; Bishay, P. L.; Sadek, E. A. (2018): Neural Network-Based Second Order Reliability Method (NNBSORM) for Laminated Composite Plates in Free Vibration. CMES: Computer Modeling in Engineering & Sciences, vol. 115, no. 1, pp. 105-129.
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Sofi, A.; Bishay, P. L.; Atluri, S. N. (2017): Explicit tangent stiffness matrix for the geometrically nonlinear analysis of laminated composite frame structures. Composite Structures, vol. 187, pp. 566-578.
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Sladek, J.; Sladek, V.; Repka, M.; Bishay, P. L. (2016): Static and Dynamic Behavior of Porous Elastic Materials Based on Micro-Dilatation Theory: A Numerical Study Using the MLPG Method. International Journal of Solids and Structures (IJSS), vol. 96, pp. 126-135.
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Bishay, P. L.; Atluri, S. N. (2015): Micromechanical modeling of piezoelectric/piezomagnetic composites using Computational Piezo-Grains (CPGs). Materials Today: Proceedings 3 (2016) pp. 167-172. (Advances in Functional Materials Conference, Stony Brooks University, NY, USA, June 29 - July 3, 2015)
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Bishay, P. L.; Atluri, S. N. (2015): Computational Piezo-Grains (CPGs) for a highly-efficient micromechanical modeling of heterogeneous piezoelectric-piezomagnetic composites. European Journal of Mechanics A/Solids, vol. 53, pp. 311-328.
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Bishay, P. L.; Atluri, S. N. (2014): Trefftz-Lekhnitskii Grains (TLGs) for Efficient Direct Numerical Simulation (DNS) of the micro/meso mechanics of porous piezoelectric materials. Computational Materials Science, vol. 83, pp. 235–249.
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Bishay, P. L.; Alotaibi, A.; Atluri, S. N. (2014): Multi-Region Trefftz Collocation Grains (MTCGs) for modeling piezoelectric composites and porous materials in direct and inverse problems. Journal of Mechanics of Materials & Structures, vol. 9, no. 3, pp. 287-312.
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Bishay, P. L.; Dong, L.; Atluri, S. N. (2014): Multi-Physics Computational Grains (MPCGs) for Direct Numerical Simulation (DNS) of piezoelectric composite/porous materials and structures. Computational Mechanics, vol. 54, issue 5, pp. 1129-1139.
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Bishay, P. L.; Atluri, S. N. (2013): 2D and 3D multiphysics Voronoi cells based on radial basis functions, for Direct Mesoscale Numerical Simulation (DMNS) of the switching phenomena in ferroelectric polycrystalline materials. CMC: Computers, Materials & Continua, vol. 33, no. 1, pp. 19-62.
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Bishay, P. L.; Sladek, J.; Sladek V.; Atluri, S. N. (2012): Analysis of functionally graded magneto-electro-elastic composites using hybrid/mixed finite elements and node-wise material properties. CMC: Computers, Materials & Continua, vol. 29, no.3, pp. 213-262.
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Bishay, P. L.; Atluri, S. N. (2012): High-performance 3D hybrid/mixed, and simple 3D Voronoi cell finite elements, for macro- & micro-mechanical modeling of solids, without using multi-field variational principles. CMES: Computer Modeling in Engineering & Sciences, vol.84, no.1, pp.41-97.
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Bishay, P. L.: “Agile2D” (Finite Element Alternating Method (FEAM) for crack analysis and propagation). Center for Aerospace Research and Education (CARE), University of California, Irvine, 2012.,
Laminated Fiber-Reinforced Composite Structures
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Martinez, J. R., Bishay, P. L., Tawfik, M. E., Sadek, E. A. (2022): Reliability analysis of smart laminated composite plates under static loads using artificial neural networks Heliyon, Vol. 8(12), e11889, DOI: 10.1016/j.heliyon.2022.e11889.
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Theodore, A. J.; Bishay, P. L. (2022): Experimental analysis of fiber-reinforced laminated composite plates with embedded SMA wire actuators. Composite Structures, Vol. 292, Art. 115678, DOI: 10.1016/j.compstruct.2022.115678.
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Martinez, J. R. and Bishay, P. L. (2020): On the stochastic first-ply failure analysis of laminated composite plates under in-plane tensile loading. Composites Part C: Open Access, vol. 4, article: 100102 (15 pages) DOI: 10.1016/j.jcomc.2020.100102.
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Tawfik, M. E.; Bishay, P. L.; Sadek, E. A. (2018): Neural Network-Based Second Order Reliability Method (NNBSORM) for Laminated Composite Plates in Free Vibration. CMES: Computer Modeling in Engineering & Sciences, vol. 115, no. 1, pp. 105-129.
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Sofi, A.; Bishay, P. L.; Atluri, S. N. (2017): Explicit tangent stiffness matrix for the geometrically nonlinear analysis of laminated composite frame structures. Composite Structures, vol. 187, pp. 566-578.
Vibration Attenuation / Periodic Structures
Modeling and Simulation
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Sladek J.; Novak, P.; Bishay, P. L.; Sladek, V. (2018): Numerical analyses of cement-based piezoelectric smart composites. 9th International Conference on Computational Methods (ICCM), Rome, Italy, Aug. 6-10, 2018.
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Bishay, P. L.; Sladek, J.; Pan, E.; Sladek, V. (2018): Analysis of functionally graded quantum-dot systems with graded lattice mismatch strain. Journal of Computational and Theoretical Nanoscience, vol. 15, pp. 542-550
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Bishay, P. L.; Sampat, B.; Sladek J.; Pan, E.; Sladek, V. (2017): Effect of Lattice Mismatch Strain Grading on the Electromechanical Behavior of Functionally Graded Quantum Dots. Key Engineering Materials, vol. 759, pp. 71-75. (International Conference on Advanced Functional Materials (ICAFM), Los Angeles, CA, USA, Aug. 4-6, 2017)
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Sladek, J.; Sladek, V.; Repka, M.; Kasala, J.; Bishay, P. L. (2017): Evaluation of effective material properties in magneto-electro-elastic composite materials. Composite Structures, vol. 174, pp. 176-186.
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Sladek, J.; Sladek, V.; Bishay, P. L.; Garcia Sanchez, F. (2015): Influence of electric conductivity on intensity factors for cracks in functionally graded piezoelectric semiconductors. International Journal of Solids and Structures (IJSS), vol. 59, pp. 79-89.
Smart Structures: Shape Memory Alloys
Smart Materials: Piezoelectric and Piezomagnetic Materials and Composites
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Martinez, J. R., Bishay, P. L., Tawfik, M. E., Sadek, E. A. (2022): Reliability analysis of smart laminated composite plates under static loads using artificial neural networks Heliyon, Vol. 8(12), e11889, DOI: 10.1016/j.heliyon.2022.e11889.
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Berik, P.; Bishay, P. L. (2021): Parameter identification of the nonlinear piezoelectric shear d15 coefficient of a smart composite actuator. actuators, vol. 10, no. 7, article 168. DOI: 10.3390/act10070168.
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Bishay, P. L.; Atluri, S. N. (2015): Micromechanical modeling of piezoelectric/piezomagnetic composites using Computational Piezo-Grains (CPGs). Materials Today: Proceedings 3 (2016) pp. 167-172. (Advances in Functional Materials Conference, Stony Brooks University, NY, USA, June 29 - July 3, 2015)
-
Bishay, P. L.; Atluri, S. N. (2015): Computational Piezo-Grains (CPGs) for a highly-efficient micromechanical modeling of heterogeneous piezoelectric-piezomagnetic composites. European Journal of Mechanics A/Solids, vol. 53, pp. 311-328.
-
Bishay, P. L.; Atluri, S. N. (2014): Trefftz-Lekhnitskii Grains (TLGs) for Efficient Direct Numerical Simulation (DNS) of the micro/meso mechanics of porous piezoelectric materials. Computational Materials Science, vol. 83, pp. 235–249.
-
Bishay, P. L.; Alotaibi, A.; Atluri, S. N. (2014): Multi-Region Trefftz Collocation Grains (MTCGs) for modeling piezoelectric composites and porous materials in direct and inverse problems. Journal of Mechanics of Materials & Structures, vol. 9, no. 3, pp. 287-312.
-
Bishay, P. L.; Dong, L.; Atluri, S. N. (2014): Multi-Physics Computational Grains (MPCGs) for Direct Numerical Simulation (DNS) of piezoelectric composite/porous materials and structures. Computational Mechanics, vol. 54, issue 5, pp. 1129-1139.
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Bishay, P. L.; Sladek, J.; Sladek V.; Atluri, S. N. (2012): Analysis of functionally graded magneto-electro-elastic composites using hybrid/mixed finite elements and node-wise material properties. CMC: Computers, Materials & Continua, vol. 29, no.3, pp. 213-262.
Smart Materials: Ferroelectric Materials
Smart Structures: Magnetorheological Fluids
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Bishay, P. L.; Tawfik, M.; Negm, H. M. (2010): Analysis of an adaptive magnetorheological sandwich beam structure based on experimental and finite element models. Proceedings of the ICSV-17 conference, 18-22 July 2010, Cairo, Egypt.
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Bishay, P. L.; Tawfik, M.; Negm, H. M. (2010): Finite element and spectral element models for an adaptive magnetorheological sandwich beam. Proceedings of the AMME-14 conference, 25-27 May 2010, Military Technical College, Egypt.
Micro-Dilatation Theory for Modeling Porous Materials
Modeling Quantum-Dot (QD) Systems
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Bishay, P. L.; Sladek, J.; Pan, E.; Sladek, V. (2018): Analysis of functionally graded quantum-dot systems with graded lattice mismatch strain. Journal of Computational and Theoretical Nanoscience, vol. 15, pp. 542-550
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Bishay, P. L.; Sampat, B.; Sladek J.; Pan, E.; Sladek, V. (2017): Effect of Lattice Mismatch Strain Grading on the Electromechanical Behavior of Functionally Graded Quantum Dots. Key Engineering Materials, vol. 759, pp. 71-75. (International Conference on Advanced Functional Materials (ICAFM), Los Angeles, CA, USA, Aug. 4-6, 2017)
Biomechanics: Retinal Detachment
Experimental Characterization
Engineering Education
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Gandhi, S. J.; Youssef, G.; Nandikolla, V. K.; Bishay, P. L. (2016): Using Career Pathways to assimilate high school students into the Engineering profession. ASEE's 123rd Annual Conference & Exposition, New Orleans, LA, June 26-29, 2016.
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Bishay, P. L. (2016): “FEApps”: Boosting students’ enthusiasm for coding and App designing, with a deeper learning experience in engineering fundamentals. Computer Applications in Engineering Education, vol. 24, no. 3, pp. 456-463.