Reprogrammable multifocal THz metalens based on metal–insulator transition of VO2-assisted digital metasurface

R Kargar, K Rouhi, A Abdolali - Optics Communications, 2020 - Elsevier
Metalenses, which consist of subwavelength metasurfaces, have attracted attention due to
their more condensed dimension in comparison with conventional lenses. The limitations of …

Optimized chemical potential graphene-based coding metasurface approach for dynamic manipulation of terahertz wavefront

S Fallah, K Rouhi, A Abdolali - Journal of Physics D: Applied …, 2019 - iopscience.iop.org
In this paper, a new method for the design of pixelated graphene-based coding metasurface
is proposed. This method suggests a straightforward approach by utilizing graphene tunable …

Hybrid coils-based wireless power transfer for intelligent sensors

MF Mahmood, SL Mohammed, SK Gharghan, A Al-Naji… - Sensors, 2020 - mdpi.com
Most wearable intelligent biomedical sensors are battery-powered. The batteries are large
and relatively heavy, adding to the volume of wearable sensors, especially when implanted …

Patterned magnetic fields for remote steering and wireless powering to a swimming microrobot

A Hajiaghajani, D Kim, A Abdolali… - … /ASME Transactions on …, 2019 - ieeexplore.ieee.org
Common digestive and lung disorders such as stomach problems and pleural emission
pose serious difficulties for patients who undergo open surgeries wherein a wirelessly …

Analysis on influences of intra-couplings in a MISO magnetic beamforming wireless power transfer system

K Kim, HJ Kim, DW Seo, JW Choi - Energies, 2021 - mdpi.com
Magnetic beamforming techniques can enhance the power transfer efficiency using focused
magnetic fields by the multiple transmitters to the receivers. However, the intra-couplings …

Efficient near-field beamforming using two-layer planar loop array for magnetic resonance wireless power transfer

YH Nam, JH Lee - IEEE Microwave and Wireless Components …, 2020 - ieeexplore.ieee.org
This letter presents efficient near-field beamforming using two-layer planar loop array
resonator for magnetic resonance wireless power transfer (MR WPT). This two-layer …

Analytical modelling with experimental validation of electromagnetic Halbach arrays in wireless power transfer systems

T Gogo, D Zhu - IET Microwaves, Antennas & Propagation, 2024 - Wiley Online Library
A mathematical model is presented for the optimisation of an Electromagnetic Halbach Array
(EHA) for wireless power transfer. The mathematical model is based on Biot‐Savart's law of …

Design of a Wireless Power and Data Transfer System for pH Sensing inside a Small Tube

F Mohseni, P Marsh, F Capolino… - 2021 IEEE Wireless …, 2021 - ieeexplore.ieee.org
This work presents a passive wireless measurement system for potentiometric chemical
probes inside a small laboratory tube. An inductively coupled link is utilized with DC-to …

Scalable Resonance-Based Multi-Coil Inductive Links for Wireless Power Transmission and Passive Sensing in Biomedical Applications

R Saha - 2024 - search.proquest.com
Abstract Type 2 Diabetes (T2D) has become a major health crisis, affecting up to 95% of the
38.4 million diabetes cases in the United States and costing approximately $327 billion …

Improved Electromagnetic Halbach Array for Enhanced Efficiency in Wireless Power Transfer

D Zhu, T Gogo - International Conference on Wireless Power Transfer, 2022 - Springer
This paper presents an improved design of an electromagnetic Halbach array that can be
used as the transmitter of the wireless power transfer system for enhanced performance. An …