An E-band reconfigurable reflectarray antenna using PIN diodes for millimeter wave communications

C Liu, F Yang, S Xu, M Li - IEEE Transactions on Antennas and …, 2023 - ieeexplore.ieee.org
In E-band millimeter-wave (mmWave) frequency, conventional phased array antennas face
challenges, including increased cost, reduced performance, and complex fabrication. In this …

Leveraging multiplexed metasurfaces for multi-task learning with all-optical diffractive processors

S Behroozinia, Q Gu - Nanophotonics, 2024 - degruyter.com
Abstract Diffractive Neural Networks (DNNs) leverage the power of light to enhance
computational performance in machine learning, offering a pathway to high-speed, low …

Transmission Efficiency Limit of Single-Switch Reconfigurable Transmitarray Elements

C Liu, F Yang, S Xu, M Li - arXiv preprint arXiv:2303.06826, 2023 - arxiv.org
Reconfigurable transmitarray antennas (RTAs) are rapidly gaining popularity, but
optimizating their performance requires systematic design theories. In particular, a …

[PDF][PDF] Data Driven Inverse Design of Optical Metamaterials

S Sarkar - 2024 - kilthub.cmu.edu
The unique optical properties of metamaterials hold the potential to revolutionize fields like
displays, imaging, and sensing. However, unlocking this potential requires efficient inverse …