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Application of genetic algorithm to design of sequentially rotated circularly polarised dual-feed microstrip patch antenna array. (2008)
Journal Article
Aljibouri, B., Sambell, A., & Sharif, B. S. (2008). Application of genetic algorithm to design of sequentially rotated circularly polarised dual-feed microstrip patch antenna array. Electronics Letters, 44, 708. https://doi.org/10.1049/el%3A20080947

A design procedure for a circularly polarised 2 times 2 patch antenna array is presented. The structure involves 22 design parameters with associated constraints, and a multi-objective genetic algorithm is developed to determine the parameter values.... Read More about Application of genetic algorithm to design of sequentially rotated circularly polarised dual-feed microstrip patch antenna array..

Application of segmentation analysis to a matched U-slot patch antenna (2008)
Journal Article
Lee, S. K., Ooi, S. . F., Sambell, A., Korolkiewicz, E., & Scott, S. (2008). Application of segmentation analysis to a matched U-slot patch antenna. Microwave and Optical Technology Letters, 50, 2608-2611. https://doi.org/10.1002/mop.23743

A wide impedance matching bandwidth or multi-band response can be obtained using a single layer U-slot rectangular antenna with a probe feed. However, the determination of the input impedance of this antenna has not been reported. In this letter usin... Read More about Application of segmentation analysis to a matched U-slot patch antenna.

Evaluating assessment strategies through collaborative evidence‐based practice: can one tool fit all? (2008)
Journal Article
McDowell, L., Smailes, J., Sambell, K., Sambell, A., & Wakelin, D. (2008). Evaluating assessment strategies through collaborative evidence‐based practice: can one tool fit all?. Innovations in Education and Teaching International, 45(2), 143-153. https:

This paper reports on a collaborative project to improve assessment undertaken by a cross discipline group of university lecturers (Business, Engineering and Psychology) using action research methodology. First-stage analysis was based on results fro... Read More about Evaluating assessment strategies through collaborative evidence‐based practice: can one tool fit all?.