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View article: Photonic matrix multiplication circuit based on double racetrack resonator building blocks
Photonic matrix multiplication circuit based on double racetrack resonator building blocks Open
This paper presents a novel design framework for photonic matrix multiplication based on programmable photonic integrated circuits that use double racetrack (DRT) resonators as building blocks. Here, we analytically demonstrate that the tr…
View article: Infrared and Raman spectroscopy of blood plasma for rapid endometrial cancer detection
Infrared and Raman spectroscopy of blood plasma for rapid endometrial cancer detection Open
Background Endometrial cancer (EC) is the 6th most common cancer among women worldwide. No effective non-invasive screening methods or approved blood biomarkers for EC exist. Previous research explored Attenuated Total Reflection-Fourier T…
View article: Photonic circuit of arbitrary non-unitary systems
Photonic circuit of arbitrary non-unitary systems Open
A design framework to implement non-unitary input–output operations to a practical unitary photonic integrated circuit is described. This is achieved by utilising the cosine-sine decomposition to recover the unitarity of the original opera…
View article: Photonic Circuit of Arbitrary Non-Unitary Systems
Photonic Circuit of Arbitrary Non-Unitary Systems Open
A design framework to implement non-unitary input-output operations to a practical unitary photonic integrated circuit is described. This is achieved by utilising the cosine-sine decomposition to recover the unitarity of the original opera…
View article: New Reservoir Computing Kernel Based on Chaotic Chua Circuit and Investigating Application to Post-Quantum Cryptography
New Reservoir Computing Kernel Based on Chaotic Chua Circuit and Investigating Application to Post-Quantum Cryptography Open
The aim of this project was to develop a new Reservoir Computer implementation, based on a chaotic Chua circuit. In addition to suitable classification and regression benchmarks, the Reservoir Computer was applied to Post-Quantum Cryptogra…
View article: Improved Numerical Estimation Method for Surface Wave Attenuation on Metasurfaces
Improved Numerical Estimation Method for Surface Wave Attenuation on Metasurfaces Open
Comprehensive numerical tools to investigate and analyze the surface wave attenuation on a metasurface waveguide that consists of periodic patches deposited on a dielectric substrate are presented. The surface wave attenuation is evaluated…
View article: Experimental and Numerical Validation of Tape-Based Metasurfaces in Guiding High-Frequency Surface Waves for Efficient Power Transfer
Experimental and Numerical Validation of Tape-Based Metasurfaces in Guiding High-Frequency Surface Waves for Efficient Power Transfer Open
We present an effective method for transmitting electromagnetic waves as surface waves with a tape-based metasurface design. This design incorporates silver square patches periodically patterned on an adhesive tape substrate. Specifically,…
View article: Improved Numerical Estimation Method for Surface Wave Attenuation on Metasurfaces
Improved Numerical Estimation Method for Surface Wave Attenuation on Metasurfaces Open
We present comprehensive numerical tools to investigate and analyze the surface wave attenuation on a metasurface waveguide that consists of periodic patches deposited on a dielectric substrate. The surface wave attenuation is evaluated in…
View article: SARIS: Scattering Aware Reconfigurable Intelligent Surface Model and Optimization for Complex Propagation Channels
SARIS: Scattering Aware Reconfigurable Intelligent Surface Model and Optimization for Complex Propagation Channels Open
The reconfigurable intelligent surface (RIS) is an emerging technology that changes how wireless networks are perceived, therefore its potential benefits and applications are currently under intense research and investigation. In this lett…
View article: Simultaneous Study of Fluorescence and Transmission Based on a Sensor with a Doped Optical Fibre
Simultaneous Study of Fluorescence and Transmission Based on a Sensor with a Doped Optical Fibre Open
The paper presents a model sensor system for the simultaneous measurement of fluorescence and transmission for potential application in medical diagnostics. The paper presents results connected with the test substance, fluorescein. The sen…
View article: Photonic reservoir computing enabled by stimulated Brillouin scattering
Photonic reservoir computing enabled by stimulated Brillouin scattering Open
Artificial intelligence (AI) drives the creation of future technologies that disrupt the way humans live and work, creating new solutions that change the way we approach tasks and activities, but it requires a lot of data processing, large…
View article: Photonic reservoir computing enabled by stimulated Brillouin scattering
Photonic reservoir computing enabled by stimulated Brillouin scattering Open
Artificial Intelligence (AI) drives the creation of future technologies that disrupt the way humans live and work, creating new solutions that change the way we approach tasks and activities, but it requires a lot of data processing, large…
View article: SARIS: Scattering Aware Reconfigurable Intelligent Surface model and Optimization for Complex Propagation Channels
SARIS: Scattering Aware Reconfigurable Intelligent Surface model and Optimization for Complex Propagation Channels Open
The reconfigurable intelligent surface (RIS) is an emerging technology that changes how wireless networks are perceived, therefore its potential benefits and applications are currently under intense research and investigation. In this lett…
View article: Room temperature mid-infrared fibre photoluminescence and lasing beyond 5 μm in Ce<sup>3+</sup> -doped chalcogenide glass – INVITED
Room temperature mid-infrared fibre photoluminescence and lasing beyond 5 μm in Ce<sup>3+</sup> -doped chalcogenide glass – INVITED Open
We review here our recent work in achieving mid-infrared (MIR) fibre lasing beyond 5 µm wavelength in Ce 3+ -doped selenide-chalcogenide fibre, as well as the observed photoluminescence in samples of the same composition but in particulate…
View article: Electromagnetic Illusion in Smart Environments
Electromagnetic Illusion in Smart Environments Open
Metasurfaces can be designed to achieve prescribed functionality. Careful\nmeta-atom design and arrangement achieve homogeneous and inhomogeneous layouts\nthat can enable exceptional capabilities to manipulate incident waves.\nInherently, …
View article: Vibrational Biospectroscopy: An Alternative Approach to Endometrial Cancer Diagnosis and Screening
Vibrational Biospectroscopy: An Alternative Approach to Endometrial Cancer Diagnosis and Screening Open
Endometrial cancer (EC) is the sixth most common cancer and the fourth leading cause of death among women worldwide. Early detection and treatment are associated with a favourable prognosis and reduction in mortality. Unlike other common c…
View article: Non-spectroscopic sensing enabled by an electro-optical reservoir computer
Non-spectroscopic sensing enabled by an electro-optical reservoir computer Open
A fully bio-inspired apparatus to perform non-spectroscopic sensing to discriminate and determine the constituent concentrations of a chemical mixture is proposed. Here, fully bio-inspired means that it is comprised of a biomimetic sensor …
View article: Wireless Environment as a Service Enabled by Reconfigurable Intelligent Surfaces: The RISE-6G Perspective
Wireless Environment as a Service Enabled by Reconfigurable Intelligent Surfaces: The RISE-6G Perspective Open
The design of 6th Generation (6G) wireless networks points towards flexible connect-and-compute technologies capable to support innovative services and use cases. Targeting the 2030 horizon, 6G networks are poised to pave the way for susta…
View article: Wireless Environment as a Service Enabled by Reconfigurable Intelligent Surfaces: The RISE-6G Perspective
Wireless Environment as a Service Enabled by Reconfigurable Intelligent Surfaces: The RISE-6G Perspective Open
The design of 6th Generation (6G) wireless networks points towards flexible connect-and-compute technologies capable to support innovative services and use cases. Targeting the 2030 horizon, 6G networks are poised to pave the way for susta…
View article: Smart Radio Environments
Smart Radio Environments Open
This Roadmap takes the reader on a journey through the research in electromagnetic wave propagation control via reconfigurable intelligent surfaces. Meta-surface modelling and design methods are reviewed along with physical realisation tec…
View article: Wireless Environment as a Service Enabled by Reconfigurable Intelligent Surfaces: The RISE-6G Perspective
Wireless Environment as a Service Enabled by Reconfigurable Intelligent Surfaces: The RISE-6G Perspective Open
The design of 6th Generation (6G) wireless networks points towards flexible connect-and-compute technologies capable to support innovative services and use cases. Targeting the 2030 horizon, 6G networks are poised to pave the way for susta…
View article: Room temperature mid-infrared fiber lasing beyond 5 µm in chalcogenide glass small-core step index fiber
Room temperature mid-infrared fiber lasing beyond 5 µm in chalcogenide glass small-core step index fiber Open
This Letter, to the best of our knowledge, reports mid-infrared fiber lasing beyond 5 µm at room temperature for the first time, -doped, chalcogenide glass, step index fiber employed in-band pumping with a 4.15 µm quantum cascade …
View article: Phased Arrays for Radio Astronomy, Remote Sensing, and Satellite Communications [Book Review]
Phased Arrays for Radio Astronomy, Remote Sensing, and Satellite Communications [Book Review] Open
While phased array antenna technology has been discussed since the early 20th century, it could not be more relevant to the present time, in view of modern complex communication protocols, comprehensive global satellite-navigation systems …
View article: Mid-infrared spectral classification of endometrial cancer compared to benign controls in serum or plasma samples
Mid-infrared spectral classification of endometrial cancer compared to benign controls in serum or plasma samples Open
The process for developing an accurate and reliable classification model based on the previously pre-processed data. The performance of each classification model is assessed using the Matthew's Correlation Coefficient as a metric.
View article: Wireless power distributions in multi-cavity systems at high frequencies
Wireless power distributions in multi-cavity systems at high frequencies Open
The next generations of wireless networks will work in frequency bands ranging from sub-6 GHz up to 100 GHz. Radio signal propagation differs here in several critical aspects from the behaviour in the microwave frequencies currently used. …
View article: Pseudo‐Waveform‐Selective Metasurfaces and their Limited Performance
Pseudo‐Waveform‐Selective Metasurfaces and their Limited Performance Open
In recent years, metasurfaces composed of lumped circuit components, including nonlinear Schottky diodes, have been reported to be capable of sensing particular electromagnetic waves even at the same frequency depending on their waveforms,…