Outputs (342)

A Compact UWB Antenna Design for Breast Cancer Detection (2010)
Journal Article
Adnan, S., Abd-Alhameed, R. A., See, C. H., Hraga, H. I., Elfergani, I. T. E., & Zhou, D. (2010). A Compact UWB Antenna Design for Breast Cancer Detection. Progress In Electromagnetics Research Letters, 6(2), 129-132

Near field imaging using microwave in medical applications has gain much attention recently as various researchers show its high ability and accuracy in illuminating object compares to well known screening tools. This paper documents the development... Read More about A Compact UWB Antenna Design for Breast Cancer Detection.

Compact Dual-band Balanced Handset Antenna for WLAN Application (2010)
Journal Article
Alhaddad, A., Abd-Alhameed, R., Zhou, D., See, C., Elkhazmi, E., & Excell, P. (2010). Compact Dual-band Balanced Handset Antenna for WLAN Application. Progress In Electromagnetics Research Letters, 6(1), 11-15

In this paper, a balanced antenna for mobile handset applications with dual-frequency performance, covering the 2.4 GHz and the entire 5 GHz WLAN frequency bands, is investigated and discussed. The antenna is a thin-strip planar dipole with folded st... Read More about Compact Dual-band Balanced Handset Antenna for WLAN Application.

Parametric Investigation of Lateral Spreading in Free‐Face Ground Formations (2010)
Presentation / Conference Contribution
Valsamis, A., Bouckovalas, G., & Dimitriadi, V. (2010, May). Parametric Investigation of Lateral Spreading in Free‐Face Ground Formations. Paper presented at 5th International Conference on Recent Advances in Geotechnical Engineering and Soil Dynamics, San Diego, California

Liquefaction-induced lateral spreading can cause extensive damage and even failure to foundations and earthworks resting inside or in the vicinity of the affected ground. The current practice for the evaluation of the ground surface displacement due... Read More about Parametric Investigation of Lateral Spreading in Free‐Face Ground Formations.

Design of Dual-Band Quadrifilar Spiral Antennas For Satellite-Mobile Handsets (2010)
Journal Article
Zhou, D., Abd-Alhameed, R. A., See, C. H., & Excell, P. S. (2010). Design of Dual-Band Quadrifilar Spiral Antennas For Satellite-Mobile Handsets. Microwave and Optical Technology Letters, 52(4), 987-990. https://doi.org/10.1002/mop.25090

A novel quadrifilar spiral antenna is proposed for use in personal communications mobile terminals exploiting the “big low earth orbit” (big‐LEO) satellite system (uplink 1.61–1.63 GHz; downlink 2.48–2.5 GHz). Feeding of the antenna from the outer pe... Read More about Design of Dual-Band Quadrifilar Spiral Antennas For Satellite-Mobile Handsets.

Quantifying the Evolution of Soil Fabric Under Different Stress Paths (2009)
Presentation / Conference Contribution
Barreto, D., O’Sullivan, C., & Zdravkovic, L. (2009, July). Quantifying the Evolution of Soil Fabric Under Different Stress Paths. Presented at AIP Conference Proceedings

It is well recognized that the macro-scale response of soils is anisotropic in terms of strength, stiffness, permeability, etc. The source of this anisotropy is thought to be an anisotropy of the material itself. This anisotropy can be quantified usi... Read More about Quantifying the Evolution of Soil Fabric Under Different Stress Paths.

Radial periodic boundaries for axi-symmetric DEM simulations: development, implementation and validation. (2009)
Presentation / Conference Contribution
O'Sullivan, C., Cui, L., & Barreto, D. (2009, November). Radial periodic boundaries for axi-symmetric DEM simulations: development, implementation and validation. Paper presented at International Conference on Particle-Based Methods: Particles

No abstract available.

Design of Wideband Balanced Folded-Arms Dipole Antenna for Mobile Handsets (2009)
Journal Article
Zhou, D., Abd-Alhameed, R. A., See, C. H., & Excell, P. S. (2009). Design of Wideband Balanced Folded-Arms Dipole Antenna for Mobile Handsets. Electromagnetics, 29(8), 641-651. https://doi.org/10.1080/02726340903287406

Investigations of a wideband balanced antenna for mobile handsets covering three bands—GSM1800, GSM1900, and UMTS—are presented. Balanced antennas have advantages in handset applications as they are less affected by juxtaposition with human tissue th... Read More about Design of Wideband Balanced Folded-Arms Dipole Antenna for Mobile Handsets.

Wind resource assessment in the Edinburgh region (2009)
Presentation / Conference Contribution
Irshad, W., Goh, K., & Kubie, J. (2009, September). Wind resource assessment in the Edinburgh region. Presented at 2009 World Non-Grid-Connected Wind Power and Energy Conference, Nanjing, China

In recent years, a growing number of manufacturers have produced small wind turbines that are suitable for utilization of wind energy by individual householders or small businesses. These small wind turbine systems are unavoidably installed close to... Read More about Wind resource assessment in the Edinburgh region.

Quadrifilar Helical Antenna Design for Satellite-Mobile Handsets Using Genetic Algorithms (2009)
Journal Article
Zhou, D., See, C., Alhameed, R., Excell, P., Khalil, K., Hu, Y., & McEwan, N. (2009). Quadrifilar Helical Antenna Design for Satellite-Mobile Handsets Using Genetic Algorithms. Microwave and Optical Technology Letters, 51(11), 2668-2671. https://doi.org/10.1002/mop.24694

A circularly polarized quadrifilar helical antenna, operated at 2.4 GHz and intended for applications in satellite mobile communications, is designed using genetic algorithms (GA). The antenna was firstly considered as a test on an infinite ground pl... Read More about Quadrifilar Helical Antenna Design for Satellite-Mobile Handsets Using Genetic Algorithms.

A Wireless Sensor Network (WSN) for Underground Assets Monitoring (2009)
Presentation / Conference Contribution
See, C. H., Horoshenkov, K., Tait, S., Hu, Y., Abd-Alhameed, R. A., & Gardiner, J. (2009, July). A Wireless Sensor Network (WSN) for Underground Assets Monitoring. Poster presented at Wireless Sensing Showcase 2009, National Physical Laboratory, UK

Abstract not available.

A Wire-Grid Adaptive Meshing Program for Microstrip Patch Antenna Designs Using a Genetic Algorithm (2009)
Journal Article
Abd-Alhameed, R., Zhou, D., See, C., & Excel, P. (2009). A Wire-Grid Adaptive Meshing Program for Microstrip Patch Antenna Designs Using a Genetic Algorithm. IEEE Antennas and Propagation Magazine, 51(1), 147-151. https://doi.org/10.1109/MAP.2009.4939045

A program to adaptively generate equivalent wire-grid structures for electromagnetic simulation of two-dimensional structures has been developed. The main purpose of this program is to simulate planar microstrip-patch antenna designs, using the numer... Read More about A Wire-Grid Adaptive Meshing Program for Microstrip Patch Antenna Designs Using a Genetic Algorithm.

Specimen generation approaches for DEM simulations. (2008)
Presentation / Conference Contribution
O'Sullivan, C., Barreto, D., & Zdravkovic, L. (2008, September). Specimen generation approaches for DEM simulations

Discrete Element Method (DEM) simulations ofelement tests cam provide significant insight into the micro-mechanics of soil response. It is well established that soil behaviour is strongly dependant on the initial density. Generation of particulate as... Read More about Specimen generation approaches for DEM simulations..

Microscopic Biological Cell Level Model Using Modified Finite-difference Time-domain at Mobile Radio Frequencies (2008)
Journal Article
See, C., Abd-Alhameed, R., Excell, P., & Zhou, D. (2008). Microscopic Biological Cell Level Model Using Modified Finite-difference Time-domain at Mobile Radio Frequencies. Progress In Electromagnetics Research Letters, 4(1), 6-10

The paper demonstrates the modelling of the interaction mechanism between the biological tissues and electromagnetic field at mobile communication frequency ranges. The implementing of modified FDTD numerical method using frequency scaled FDTD with F... Read More about Microscopic Biological Cell Level Model Using Modified Finite-difference Time-domain at Mobile Radio Frequencies.

IRIS explorer for multiphysics applications (2008)
Presentation / Conference Contribution
Soufian, M., & Walton, J. (2008, December). IRIS explorer for multiphysics applications. Presented at International Conference on Multiphysics 2008

IRIS explorer for multiphysics applications.

Optimal sensor placement in a multiphysics system using IRIS explorer. (2008)
Presentation / Conference Contribution
Soufian, M. (2008, December). Optimal sensor placement in a multiphysics system using IRIS explorer. Presented at International Conference on Multiphysics 2008

Optimal sensor placement in a multiphysics system using IRIS explorer.

High performance computing and parallel multiphysics (2008)
Presentation / Conference Contribution
Soufian, M., & Chakkera, V. (2008, December). High performance computing and parallel multiphysics. Presented at International Conference on Multiphysics 2008

High performance computing and parallel multiphysics

Dual-Frequency Planar Inverted F-L-Antenna (PIFLA) for WLAN and Short Range Communication Systems (2008)
Journal Article
See, C. H., Abd-Alhameed, R. A., Zhou, D., & Excell, P. S. (2008). Dual-Frequency Planar Inverted F-L-Antenna (PIFLA) for WLAN and Short Range Communication Systems. IEEE Transactions on Antennas and Propagation, 56(10), 3318-3320. https://doi.org/10.1109/tap.2008.929537

The design and analysis is presented of a low profile and dual- frequency inverted L-F antenna for WLAN and short range wireless communications, providing a compromise between size reduction and attainable bandwidth. The optimum (minimized) volume of... Read More about Dual-Frequency Planar Inverted F-L-Antenna (PIFLA) for WLAN and Short Range Communication Systems.

Measure The Range of Sensor Network (2008)
Journal Article
See, C., Abd-Alhameed, R., Zhou, D., Hu, Y., & Horoshenkov, K. (2008). Measure The Range of Sensor Network. Microwaves & RF, 54(10), 69-76

These experiments considered the practical transmission distances between wireless sensors and their base stations under different environmental conditions and with different antennas.

Internal triple-band folded planar antenna design for third generation mobile handsets (2008)
Journal Article
See, C., Abd-Alhameed, R., Excell, P., McEwan, N., & Gardiner, J. (2008). Internal triple-band folded planar antenna design for third generation mobile handsets. IET microwaves, antennas & propagation, 2(7), 718-724. https://doi.org/10.1049/iet-map%3A20070356

A novel internal triple-band folded planar antenna for mobile handsets is introduced, formed by modifying the geometry of a rectangular patch antenna to include a shorting pin, folded sides, a shorted microstrip stub and a notch. The size of the ante... Read More about Internal triple-band folded planar antenna design for third generation mobile handsets.

Wideband Loaded Wire Bow-tie Antenna for Near Field Imaging Using Genetic Algorithms (2008)
Journal Article
Chung, S., Abd-Alhameed, R., See, C., & Excell, P. (2008). Wideband Loaded Wire Bow-tie Antenna for Near Field Imaging Using Genetic Algorithms. Progress In Electromagnetics Research Letters, 4, 591-595. https://doi.org/10.2529/piers080116072623

The potentially broad application area in engineering design using Genetic Algorithm (GA) has been widely adopted by many researchers due to its high consistency and accuracy. Presented here is the initial design of a wideband non-dispersive wire bow... Read More about Wideband Loaded Wire Bow-tie Antenna for Near Field Imaging Using Genetic Algorithms.