Nonlocal meta-lens with Huygens' bound states in the continuum

J Yao, F Lai, Y Fan, Y Wang, SH Huang, B Leng… - Nature …, 2024 - nature.com
Meta-lenses composed of artificial meta-atoms have stimulated substantial interest due to
their compact and flexible wavefront sha** capabilities, outperforming bulk optical …

Explanatory classification of CXR images into COVID-19, Pneumonia and Tuberculosis using deep learning and XAI

M Bhandari, TB Shahi, B Siku, A Neupane - Computers in Biology and …, 2022 - Elsevier
Chest X-ray (CXR) images are considered useful to monitor and investigate a variety of
pulmonary disorders such as COVID-19, Pneumonia, and Tuberculosis (TB). With recent …

Local control of polarization and geometric phase in thermal metasurfaces

JR Nolen, AC Overvig, M Cotrufo, A Alù - Nature Nanotechnology, 2024 - nature.com
Thermal emission from a hot body is inherently challenging to control due to its incoherent
nature. Recent advances have shown that patterned surfaces can transform thermal …

Enhanced infrared vision by nonlinear up‐conversion in nonlocal metasurfaces

L Valencia Molina, R Camacho Morales… - Advanced …, 2024 - Wiley Online Library
The ability to detect and image short‐wave infrared light has important applications in
surveillance, autonomous navigation, and biological imaging. However, the current infrared …

Multiresonant nonlocal metasurfaces

Y Zhou, S Guo, AC Overvig, A Alù - Nano Letters, 2023 - ACS Publications
Optical metasurfaces supporting localized resonances have become a versatile platform for
sha** the wavefront of light, but their low quality (Q-) factor modes inevitably modify the …

Non-local and non-Hermitian acoustic metasurfaces

X Wang, R Dong, Y Li, Y **g - Reports on Progress in Physics, 2023 - iopscience.iop.org
Acoustic metasurfaces are at the frontier of acoustic functional material research owing to
their advanced capabilities of wave manipulation at an acoustically vanishing size. Despite …

Spatio-temporal coupled mode theory for nonlocal metasurfaces

A Overvig, SA Mann, A Alù - Light: Science & Applications, 2024 - nature.com
Diffractive nonlocal metasurfaces have recently opened a broad range of exciting
developments in nanophotonics research and applications, leveraging spatially extended …

COVID-19 classification using chest X-ray images: A framework of CNN-LSTM and improved max value moth flame optimization

A Hamza, M Attique Khan, SH Wang… - Frontiers in Public …, 2022 - frontiersin.org
Coronavirus disease 2019 (COVID-19) is a highly contagious disease that has claimed the
lives of millions of people worldwide in the last 2 years. Because of the disease's rapid …