Publications

Publications

2024

A. El-Ghazaly, Y. Chen, L. Cestarollo, “High-Remanence Magnetic Nanostructures for Microactuators ,” The Minerals, Metals, & Materials Society (TMS) Annual Meeting, Orlando, Florida, 2024.

Y. Chen, H. A. Zhang, A. El-Ghazaly, “Tuning Dimensional Order in Self-Assembled Magnetic Nanostructures: Theory, Simulations, and Experiments,” Nanoscale, 2024.

2023

Y. Chen, K. Srinivasan, M. Choates, L. Cestarollo, A. El-Ghazaly, “Enhanced Magnetic Anisotropy for Reprogrammable High-Force-Density Microactuators,” Advanced Functional Materials, 2023. DOI: 10.1002/adfm.202305502

A. El-Ghazaly, Y. Chen, L. Cestarollo, “From Nano to Macro – Increasing Actuator Performance Starting with High-Remanence Magnetic Nanostructures,” Magnetism and Magnetic Materials (MMM) Conference, Dallas, Texas, 2023.

L. Cestarollo, R. Cantu, K. Srinivasan, A. El-Ghazaly, “Design of Microscale Magnetic Controls for Magnetic-Field Driven Actuation,” Intermag Conference, Sendai, Japan, 2023.

L. Cestarollo, R. Cantu, S. Smolenski, K. Srinivasan, A. El-Ghazaly, “Integrating Nanoparticle-Based Magnetorheological Elastomers and Micro-magnetic Controls for Haptics,” International Symposium on Integrated Magnetics (ISIM), Sendai, Japan, 2023.

K. Srinivasan, E. Oghenekaro, A. El-Ghazaly, “Integrated Ferrites for Widely-Tunable Non-Reciprocal Devices,” International Symposium on Integrated Magnetics (ISIM), Sendai, Japan, 2023.

K. Srinivasan, Y. Chen, L. Cestarollo, J. G. Wright, D. K. Dare, A. El-Ghazaly, “Engineering Large Perpendicular Magnetic Anisotropy in Amorphous Ferrimagnetic Gadolinium Cobalt Alloys,” Journal of Materials Chemistry C, 11, 4820-4829, 2023. DOI: 10.1039/D3TC00332A

K. Srinivasan and A. El-Ghazaly, “Tunable Non-Reciprocal Phase Shifter and Spin-Coated Ferrites for Adaptive Microwave Circuits,” International Microwave and Antenna Symposium (IMAS), Cairo, Egypt, 2023. DOI: 10.1109/IMAS55807.2023.10066899

Y. Chen, A. El-Ghazaly, “Self-Assembly of Magnetic Nanochains in an Intrinsic Magnetic Dipole Force-Dominated Regime,” Small, 19, 2205079, 2023. DOI: 10.1002/smll.202205079

2022

A. El-Ghazaly and K. Srinivasan, “Exploring the Limits of RKKY Coupling for Synthetic Antiferromagnets,” Materials Research Society Fall Meeting, Boston, 2022.

K. Srinivasan, Y. Chen, L. Cestarollo, A. El-Ghazaly, “Tunable Perpendicular Magnetic Anisotropy in Amorphous GdxCo1-x Alloys,” Materials Research Society Fall Meeting, Boston, 2022.

Y. Chen, A. El-Ghazaly, “Spontaneous Assembly of Magnetic Nanochains Induced by Magnetic Dipole Interactions,” Materials Research Society Fall Meeting, Boston, 2022.

K. Srinivasan, Y. Chen, L. Cestarollo, A. El-Ghazaly, “Role of Composition and Oxygen in Ferrimagnetic GdxCo1-x Alloys for Microwave/mm-Wave Non-Reciprocal Devices,” Magnetism and Magnetic Materials Conference, Minneapolis, 2022.

Y. Chen, A. El-Ghazaly, “Exploring Magnetic Nanochain Anisotropy for Flexible Composite Micro-Actuators,” Magnetism and Magnetic Materials Conference, Minneapolis, 2022.

L. Cestarollo, K. Srinivasan, A. El-Ghazaly, “Investigation of perpendicular magnetic anisotropy in Pt/Co20Fe60B20/Pt multi-layer structures,” Journal of Magnetism and Magnetic Materials, vol. 562, no. 169825, 2022. DOI:10.1016/j.jmmm.2022.169825

L. Cestarollo, S. Smolenski, A. El-Ghazaly, “Nanoparticle-Based Magnetorheological Elastomers with Enhanced Mechanical Deflection for Haptic Displays,” ACS Applied Materials & Interfaces, vol. 14, no. 16, 19002-19011, 2022. DOI:10.1021/acsami.2c05471

Y. Chen, C. E. Adebi, A. El-Ghazaly, “Exploring the Single Domain Limit of High Magnetization Nanoparticles: A Combined Theoretical and Experimental Study,” Joint Magnetism and Magnetic Materials (MMM)/Intermag Conference), New Orleans, 2022.

L. Cestarollo, S. Smolenski, A. El-Ghazaly, “Enhanced Magnetic Actuation of Magnetorheological Elastomers Using Nano-Magnetic Particles,” Joint Magnetism and Magnetic Materials (MMM)/Intermag Conference), New Orleans, 2022.

2021

T.-Y. Hsu, A. El-Ghazaly, “In-Skin Pressure and Curvature Sensors for Soft Robots,” IEEE Sensors Conference, Sydney, Australia, 2021. (Virtual Conference)

M. Goiriena-Goikoetxea, Z. Xiao, A. El-Ghazaly, C. V. Stan, J. Chatterjee, A. Ceballos, A. Pattabi, N. Tamura, R. Lo Conte, F. Hellman, R. Candler, and J. Bokor, “Influence of one- and two-dimensional defects in BaTiO3 on the voltage-controlled switching of perpendicular magnetization,” Physical Review Materials, vol. 5, no. 024401, 2021 DOI:10.1103/PhysRevMaterials.5.024401

2020

A. Ceballos, A. Pattabi, A. El-Ghazaly, S. Ruta, C. P. Simon, R. F. L. Evans, T. Ostler, R. W. Chantrell, E. Kennedy, M. Scott, J. Bokor, and F. Hellman, “Role of element-specific damping on the ultrafast, helicity- independent all-optical switching dynamics in amorphous (Gd,Tb)Co thin films,” Physical Review B, vol. 103, no. 024438, 2020. DOI:10.1103/PhysRevB.103.024438

A. El-Ghazaly, J. Gorchon, R. B. Wilson, A. Pattabi, and J. Bokor, “Progress Towards Ultrafast Spintronics Applications,” Journal of Magnetism and Magnetic Materials, vol. 502, no. 166478, 2020. DOI:10.1016/j.jmmm.2020.166478

2019

A. El-Ghazaly, “Smart Agriculture Enabled by Soft Magnetic Versatile Sensors,” The National Academies of Science, Engineering and Medicine – Arab American Frontiers Symposium, Cairo, Egypt, 2019.

A. El-Ghazaly, B. Tran, A. Ceballos, C. H. Lambert, A. Pattabi, S. Salahuddin, F. Hellman, and J. Bokor, “Enhanced Ultrafast Switching Dynamics at the Nanoscale,” Magnetism and Magnetic Materials (MMM) Conference, Las Vegas, NV, 2019.

A. El-Ghazaly, B. Tran, A. Ceballos, C. H. Lambert, A. Pattabi, S. Salahuddin, F. Hellman, and J. Bokor, “Nanoscale Ultrafast Magnetization Switching,” Applied Physics Letters, vol. 114, no. 23, 2019. DOI:10.1063/1.5098453

M. Goiriena-Goikoetxea, Z. Xiao, A. El-Ghazaly, C. V. Stan, J. Chatterjee, A. Ceballos, A. Pattabi, R. Lo Conte, F. Hellman, R. Candler, and J. Bokor, “Influence of the BaTiO3 Crystallinity on the Electric-field
Induced Switching of Perpendicular Magnetization,” Magnetism and Magnetic Materials (MMM) Conference, Las Vegas, NV, 2019.

D. O’Mahoney, J. Bokor, A. El-Ghazaly, “Modeling and Fabrication of a in-Film Magnetorheological Elastomer Composite using Iron (III) Oxide Nanoparticles,” Magnetism and Magnetic Materials (MMM) Conference, Las Vegas, NV, 2019.

2018

A. El-Ghazaly, C. H. Lambert, B. Tran, A. Pattabi, J. Gorchon, S. Salahuddin, and J. Bokor, “Scaling of All-Optical Switching to Nanometer Dimensions,” Intermag Conference, Singapore, 2018.

R. Lo Conte, J. Gorchon, A. Mougin, C. H. A. Lambert, A. El-Ghazaly, A. Scholl, S. Salahuddin, and J. Bokor, “Electrically controlled switching of the magnetization state in multiferroic BaTiO3/CoFe submicrometer structures,” Physical Review Materials, vol. 2, no. 9, 2018.  DOI:10.1103/PhysRevMaterials.2.091402

R. Lo Conte, Z. Xiao, C. Chen, C. V. Stan, J. Gorchon, A. El-Ghazaly, M. E. Nowakowski, H. Sohn, A. Pattabi, A. Scholl, N. Tamura, A. Sepulveda, G. P. Carman, R. N. Candler, and J. Bokor, “Influence of Nonuniform Micron-Scale Strain Distributions on the Electrical Reorientation of Magnetic Microstructures in a Composite Multiferroic Heterostructure,” Nano Letters, vol. 18, no. 3, 2018.  DOI:10.1021/acs.nanolett.7b05342

2017

A. El-Ghazaly, R. M. White, and S. X. Wang, “GHz-band Integrated Magnetic Inductors,” IEEE Transactions on Microwave Theory and Techniques, vol. 65, no. 12, 2017. DOI:10.1109/TMTT.2017.2728040

A. El-Ghazaly, J. T. Evans, N. Sato, N. Montross, H. Ohldag, R. M. White, and S. X. Wang, “Electrically-Tunable Integrated Thin-Film Magnetoelectric Resonators,” Advanced Materials Technologies, vol. 2, no. 8, 2017. DOI:10.1002/admt.201700062

A. El-Ghazaly, N. Sato, R. M. White, and S. X. Wang, “Closed-loop Model: An Optimization of Integrated Thin Film Magnetic Inductors,” Journal of Magnetism and Magnetic Materials, vol. 432, 2017.  DOI:10.1016/j.jmmm.2017.01.089

A. El-Ghazaly, C. H. Lambert, J. Gorchon, A. Pattabi, H. S. P. Wong and J. Bokor, “Ultrafast Electrical Switching for Magnetic Random Access Memory,” International Electron Devices Meeting, San Francisco, CA, 2017.

A. El-Ghazaly, C. H. Lambert, J. Gorchon, A. Pattabi, H. S. P. Wong and J. Bokor, “Ultrafast Magnetic Memory for Higher Data Rates and Smarter Cities,” Arab American Frontiers of Science, Engineering and Medicine Symposium, Rabat, Morocco, 2017.

A. El-Ghazaly, D. O’Mahoney, C. H. Lambert, J. Gorchon, P. N. Brown, A. Pattabi, H. S. P. Wong and J. Bokor, “Ultrafast Magnetic Memory Bits Using All-Optical Magnetic Switching,” Berkeley Symposium on Energy Efficient Electronic Systems/Steep Transistors Workshop, Berkeley, CA, 2017.

2016

A. El-Ghazaly, R. M. White, and S. X. Wang, “Optimization of Integrated Closed-Loop Magnetic Inductors,” Joint Magnetism and Magnetic Materials (MMM)/Intermag Conference, San Diego, CA, 2016.

2015

A. El-Ghazaly, N. Sato, R. M. White, and S. X. Wang, “Achieving Isotropic Permeability for Integrated Inductors,” IEEE Transactions on Magnetics, vol. 51, no. 11, 2015. DOI:10.1109/TMAG.2015.2441091

N. Sato, A. El-Ghazaly, R. M. White, and S. X. Wang, “45-Degree Induced Magnetic Anisotropy for Isotropic High-Frequency Permeability,” IEEE Transactions on Magnetics, vol. 51, no. 11, 2015. DOI:10.1109/TMAG.2015.2440292

A. El-Ghazaly, R. M. White, and S. X. Wang, “Increasing Ferromagnetic Resonance Frequency Using Lamination and Shape,” Journal of Applied Physics, vol. 117, no. 17, 2015. DOI:10.1063/1.4913509

A. El-Ghazaly, N. Sato, R. M. White, and S. X. Wang, “Material Optimization with Perpendicular Anisotropy for Closed-Loop Magnetic Inductors,” Intermag Conference, Beijing, China, 2015.

N. Sato, A. El-Ghazaly, R. M. White, and S. X. Wang, “Domain Structure of Micro-Patterned CoZrTa with 45 Degree Induced Anisotropy for Isotropic High Permeability,” Intermag Conference, Beijing, China, 2015.

A. El-Ghazaly and S. X. Wang, “Integrated Magnetic Devices with Multi-Axial Magnetic Anisotropy,” U. S. Patent US20150206657 A1, July 23, 2015. Patent US20150206657

2014

J. Mullenix, A. El-Ghazaly, D. W. Lee, S. X. Wang, and R. M. White, “Spin Wave Resonances in the Presence of a Bloch Wall,” Physical Review B, vol. 89, no. 22, 2014. DOI:10.1103/PhysRevB.89.224406

A. El-Ghazaly and S. X. Wang, “Exploiting Lamination and Shape for Increasing Ferromagnetic Resonance Frequency in Gigahertz Magnetic Devices,” MMM Conference, Honolulu, HI, 2014.

2013

A. El-Ghazaly, J. Mullenix, R. M. White, and S. X. Wang, “Kerr-Imaged Edge-Curling Wall Effects of Narrow Magnetic Cores,” IEEE Transactions on Magnetics, vol. 49, no. 7, 2013. DOI:10.1109/TMAG.2013.2237759

J. Mullenix, A. El-Ghazaly, and S. X. Wang, “Integrated Transformers with Sputtered Laminated Magnetic Core,” IEEE Transactions on Magnetics, vol. 49, no. 7, 2013. DOI:10.1109/TMAG.2013.2242865

A. El-Ghazaly, J. Mullenix, R. M. White, and S. X. Wang, “Kerr-Imaged Edge-Curling Wall Effects of Narrow Magnetic Cores,” Joint MMM/Intermag Conference, Chicago, IL, 2013.

J. Mullenix, A. El-Ghazaly, and S. X. Wang, “Integrated Transformers with Sputtered Laminated Magnetic Core,” Joint MMM/Intermag Conference, Chicago, IL, 2013.

2010

J. A. Bain, A. El-Ghazaly, D. M. Bromberg, G. K. Fedder, and W. C. Messner, “Electrothermal actuators for hard disk drive applications,” Asia-Pacific Magnetic Recording Conference, Singapore, 2010.