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Detection of Signals in MC–CDMA Using a Novel Iterative Block Decision Feedback Equalizer (2022)
Journal Article
Bagadi, K., Ravikumar, C., Sathish, K., Alibakhshikenari, M., Virdee, B. S., Kouhalvandi, L., Olan-Nuñez, . K. N., Pau, G., See, C. H., Dayoub, I., Livreri, . P., Aïssa, S., Falcone, F., & Limiti, E. (2022). Detection of Signals in MC–CDMA Using a Novel Iterative Block Decision Feedback Equalizer. IEEE Access, 10, 105674-105684. https://doi.org/10.1109/ACCESS.2022.3211392

This paper presents a technique to mitigate multiple access interference (MAI) in multicarrier code division multiple access (MC-CDMA) wireless communications systems. Although under normal circumstances the MC-CDMA system can achieve high spectral e... Read More about Detection of Signals in MC–CDMA Using a Novel Iterative Block Decision Feedback Equalizer.

Dynamic Behaviour of a Geotechnical Seismic Isolation System with Rubber-Sand Mixtures to Enhance Seismic Protection (2022)
Presentation / Conference Contribution
Bernal-Sanchez, J., McDougall, J., Miranda-Manzanares, M., & Barreto, D. (2022, September). Dynamic Behaviour of a Geotechnical Seismic Isolation System with Rubber-Sand Mixtures to Enhance Seismic Protection. Presented at 3rd European Conference on Earthquake Engineering & Seismology, Bucharest, Romania

A Geotechnical Seismic Isolation (GSI) system is proposed in this study based on the use of Rubber-Soil mixtures (RSm) to facilitate the benefits of dynamic soil-foundation structure interaction. The latter is possible due to the lower stiffness and... Read More about Dynamic Behaviour of a Geotechnical Seismic Isolation System with Rubber-Sand Mixtures to Enhance Seismic Protection.

A New Multiple Slot Antenna System for Sub 6 GHz Smartphones (2022)
Presentation / Conference Contribution
Parchin, N. O., Amar, A. S., Darwish, M., See, C. H., Abd-Alhameed, R. A., Almslmany, A., & El-Hennawy, H. (2022, July). A New Multiple Slot Antenna System for Sub 6 GHz Smartphones. Presented at 2022 International Telecommunications Conference (ITC-Egypt), Alexandria, Egypt

This work presents a sub-6 GHz multiple-input multiple-output (MIMO) antenna array with sufficient characteristics for mobile phone applications. At the four corners of the mobile phone mainboard, there are eight compact hook-shaped slot antennas mou... Read More about A New Multiple Slot Antenna System for Sub 6 GHz Smartphones.

Gain Enhancement of Diversity Slot Antenna Using FSS with Metamaterial Unit Cells for UWB Systems (2022)
Presentation / Conference Contribution
Parchin, N. O., Ullah, A., Santos, H. M. D., See, C. H., & Abd-Alhameed, R. A. (2022, June). Gain Enhancement of Diversity Slot Antenna Using FSS with Metamaterial Unit Cells for UWB Systems. Presented at 2022 IEEE Wireless Antenna and Microwave Symposium (WAMS), Rourkela, India

This study represents the design of a dual-port/diversity antenna with enhanced gain property ultra-wideband (UWB) systems. It contains a small-size open-ended slot resonator fed by a pair of semi-arc feed-lines providing radiation/polarization diver... Read More about Gain Enhancement of Diversity Slot Antenna Using FSS with Metamaterial Unit Cells for UWB Systems.

A Compact Wideband Circularly Polarized Planar Monopole Antenna with Axial Ratio Bandwidth Entirely Encompassing the Antenna Bandwidth (2022)
Journal Article
Mousa, F. M., Al-Yasir, Y. I. A., Ali, N. T., Gharbia, I., See, C. H., & Abd-Alhameed, R. (2022). A Compact Wideband Circularly Polarized Planar Monopole Antenna with Axial Ratio Bandwidth Entirely Encompassing the Antenna Bandwidth. IEEE Access, 10, 81828-81835. https://doi.org/10.1109/ACCESS.2022.3196610

The antenna presented in this study is a compact wideband monopole with wideband circular polarization that can be used across the whole antenna bandwidth. A rectangular C-shaped patch is partially covered by a ground plane in the proposed planar mon... Read More about A Compact Wideband Circularly Polarized Planar Monopole Antenna with Axial Ratio Bandwidth Entirely Encompassing the Antenna Bandwidth.

Single-Element and MIMO Circularly Polarized Microstrip Antennas with Negligible Back Radiation for 5G Mid-Band Handsets (2022)
Journal Article
Alnahwi, F. M., Al-Yasir, Y. I. A., See, C. H., & Abd-Alhameed, R. A. (2022). Single-Element and MIMO Circularly Polarized Microstrip Antennas with Negligible Back Radiation for 5G Mid-Band Handsets. Sensors, 22(8), Article 3067. https://doi.org/10.3390/s22083067

In this paper, single-element and MIMO microstrip antenna with two pairs of unequal slits is proposed as a circularly polarized antenna with negligible back radiation for 5G mid-band handsets. The unequal pairs of slits are engraved on the antenna pa... Read More about Single-Element and MIMO Circularly Polarized Microstrip Antennas with Negligible Back Radiation for 5G Mid-Band Handsets.

Design as a Marked Point Process (2021)
Journal Article
Quigley, J., Vasantha, G., Corney, J., Purves, D., & Sherlock, A. (2022). Design as a Marked Point Process. Journal of Mechanical Design, 144(2), Article 021713. https://doi.org/10.1115/1.4052844

Although AI systems which support composition using predictive text are well established there are no analogous technologies for mechanical design. Motivated by the vision of a predictive system that interactively suggests features to designer, this... Read More about Design as a Marked Point Process.

Housing Construction On Peatland: Phase 1 Report (2021)
Report
Bernal-Sanchez, J., McDougall, J., Medero, G., Cook, D., & Barreto, D. (2021). Housing Construction On Peatland: Phase 1 Report. Edinburgh: Construction Scotland Innovation Centre

The economic development and social resilience of communities in rural Scotland is being hampered by a shortage of affordable housing. Nationally, about 23,000 new homes per year are needed, whilst in the year up to October 2018, only 18,000 were bui... Read More about Housing Construction On Peatland: Phase 1 Report.

A New Optimization Algorithm Based on the Fungi Kingdom Expansion Behavior for Antenna Applications (2021)
Journal Article
Alnahwi, F. M., Yasir, I. A., Sattar, D., Ali, R. S., See, C. H., & Abd-Alhameed, R. A. (2021). A New Optimization Algorithm Based on the Fungi Kingdom Expansion Behavior for Antenna Applications. Electronics, 10(17), Article 2057. https://doi.org/10.3390/electronics10172057

This paper presents a new optimization algorithm based on the behavior of the fungi kingdom expansion (FKE) to optimize the radiation pattern of the array antenna. The immobile mass expansion of the fungi is mimicked in this work as a chaotic behavio... Read More about A New Optimization Algorithm Based on the Fungi Kingdom Expansion Behavior for Antenna Applications.

An Investigation of the Effects of Drill Operator Posture on Vibration Exposure and Temporary Threshold Shift of Vibrotactile Perception Threshold (2021)
Journal Article
Taylor, M., Maeda, S., & Miyashita, K. (2021). An Investigation of the Effects of Drill Operator Posture on Vibration Exposure and Temporary Threshold Shift of Vibrotactile Perception Threshold. Vibration, 4(2), 395-405. https://doi.org/10.3390/vibration4020025

The present study involved performing an experiment to clarify whether vibration measurement values on the tool handle, in accordance with ISO 5349-1, can assess risk from workplace environments. The study investigated the relationship between the vi... Read More about An Investigation of the Effects of Drill Operator Posture on Vibration Exposure and Temporary Threshold Shift of Vibrotactile Perception Threshold.

A definition and valuation of the UK offsite construction sector: ten years on (2020)
Journal Article
Taylor, M. (2022). A definition and valuation of the UK offsite construction sector: ten years on. International journal of construction management, 22(15), 2877-2885. https://doi.org/10.1080/15623599.2020.1829783

Ten years on the offsite construction (OSC) industry continues to be held high as a panacea to the inefficiencies, labour shortages and environmental impact of the construction of our built environment. Speculation concerning the gross output and the... Read More about A definition and valuation of the UK offsite construction sector: ten years on.

Improved Adaptive Impedance Matching for RF Front-End Systems of Wireless Transceivers (2020)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Shukla, . P., See, C. H., Abd-Alhameed, R., Falcone, F., & Limiti, . E. (2020). Improved Adaptive Impedance Matching for RF Front-End Systems of Wireless Transceivers. Scientific Reports, 10(1), Article 14065 (2020). https://doi.org/10.1038/s41598-020-71056-0

In this paper an automatic adaptive antenna impedance tuning algorithm is presented that is based on quantum inspired genetic optimization technique. The proposed automatic quantum genetic algorithm (AQGA) is used to find the optimum solution for a l... Read More about Improved Adaptive Impedance Matching for RF Front-End Systems of Wireless Transceivers.

High Performance Metasurface-Based On-Chip Antenna for Terahertz Integrated Circuits (2020)
Presentation / Conference Contribution
Alibakhshikenari, M., Virdee, B. S., See, C. H., A. Abd-Alhameed, R., Falcone, F., & Limiti, E. (2020, July). High Performance Metasurface-Based On-Chip Antenna for Terahertz Integrated Circuits. Presented at 2020 Third International Workshop on Mobile Terahertz Systems (IWMTS), Essen, Germany

This paper presents a simple prototype of a metasurface-based on-chip antenna operating in 0.3-0.32 THz. The proposed structure is constructed from two layers of polyimide-substrates with thickness of 0.1mm that sandwich a middle metallic ground-plan... Read More about High Performance Metasurface-Based On-Chip Antenna for Terahertz Integrated Circuits.

Study on Improvement of the Performance Parameters of a Novel 0.41-0.47 THz On-Chip Antenna Based on Metasurface Concept Realized on 50um GaAs-Layer (2020)
Journal Article
Alibakhshikenari, M., Virdee, B. S., See, C. H., Shukla, P., Salekzamankhani, S., Abd-Alhameed, R., Falcone, F., & Limiti, E. (2020). Study on Improvement of the Performance Parameters of a Novel 0.41-0.47 THz On-Chip Antenna Based on Metasurface Concept Realized on 50um GaAs-Layer. Scientific Reports, 10(1), Article 11034. https://doi.org/10.1038/s41598-020-68105-z

A feasibility study is presented on the performance parameters of a novel on-chip antenna based on metasurface technology at terahertz band. The proposed metasurface on-chip antenna is constructed on an electrically thin high-permittivity gallium ars... Read More about Study on Improvement of the Performance Parameters of a Novel 0.41-0.47 THz On-Chip Antenna Based on Metasurface Concept Realized on 50um GaAs-Layer.

Mutual Coupling Reduction of Dual-Band Uni-Planar MIMO System Using Neutralization Line Technique (2020)
Journal Article
Saleh, A. M., Nagem, T. A., Abd-Alhameed, R., Noras, J., & See, C. H. (2020). Mutual Coupling Reduction of Dual-Band Uni-Planar MIMO System Using Neutralization Line Technique. The Applied Computational Electromagnetics Society Journal, 35(2), 176-186

This paper presents a low–profile dual-band (2×2) MIMO antenna that works at 2.4GHz, 5.2GHz and 5.8GHz for wireless local area networks (WLAN) applications. A neutralization line technique for enhancing the isolation is used by introducing strip line... Read More about Mutual Coupling Reduction of Dual-Band Uni-Planar MIMO System Using Neutralization Line Technique.

A Probabilistic Design Reuse Index for Engineering Designs (2020)
Journal Article
Vasantha, G., Corney, J., Stuart, S., Sherlock, A., Quigley, J., & Purves, D. (2020). A Probabilistic Design Reuse Index for Engineering Designs. Journal of Mechanical Design, 142(10), Article 101401. https://doi.org/10.1115/1.4046435

Many companies offer a range of related products that are constructed using similar components and processes. This enables them to meet customer expectations of product variety while minimising the overheads (e.g. development and manufacturing costs)... Read More about A Probabilistic Design Reuse Index for Engineering Designs.

Iterative solutions to classical second-order ordinary differential equations (2019)
Journal Article
Robin, W. (2019). Iterative solutions to classical second-order ordinary differential equations. Journal of Innovative Technology and Education, 6(1), 1-12

An elementary scheme is detailed for introducing certain basic concepts in the solution of (especially) the basic second-order ordinary differential equations of classical mathematical physics. The method proposed, an integration/iteration process, a... Read More about Iterative solutions to classical second-order ordinary differential equations.

Optimal Advance Angle for Aided Maximum-Speed-Node Design of Switched Reluctance Machines (2019)
Journal Article
Rocca, R., Giulii Capponi, F., Papadopoulos, S., De Donato, G., Rashed, M., & Galea, M. (2020). Optimal Advance Angle for Aided Maximum-Speed-Node Design of Switched Reluctance Machines. IEEE Transactions on Energy Conversion, 35(2), 775-785. https://doi.org/10.1109/tec.2019.2959823

In the design processes of Switched Reluctance Machines that operate in wide constant power speed ranges, the maximum power available at maximum speed must be evaluated for every machine candidate. This is critical to ensure compliance with the power... Read More about Optimal Advance Angle for Aided Maximum-Speed-Node Design of Switched Reluctance Machines.