55 results

Isolation Enhancement of Densely Packed Array Antennas with Periodic MTM-Photonic Bandgap for SAR and MIMO Systems

Journal Article
Alibakhshikenari, M., Virdee, B. S., Shukla, P., See, C. H., Abd-Alhameed, R., Falcone, F., …Limiti, E. (2020)
Isolation Enhancement of Densely Packed Array Antennas with Periodic MTM-Photonic Bandgap for SAR and MIMO Systems. IET microwaves, antennas & propagation, 14(3), 183-188. https://doi.org/10.1049/iet-map.2019.0362
A metamaterial photonic bandgap (MTM-PBG) periodic structure is used as a decoupling frame to improve the isolation between transmit–receive (T/R) sections of densely packed a...

Expanding the portfolio of tribo-positive materials: aniline formaldehyde condensates for high charge density triboelectric nanogenerators

Journal Article
Zhao, P., Soin, N., Kumar, A., Shi, L., Guan, S., Tsonos, C., …Luo, J. (2020)
Expanding the portfolio of tribo-positive materials: aniline formaldehyde condensates for high charge density triboelectric nanogenerators. Nano Energy, 67, https://doi.org/10.1016/j.nanoen.2019.104291
The rapid uptake of energy harvesting triboelectric nanogenerators (TENGs) for self-powered electronics requires the development of high-performance tribo-materials capable of...

Antennas for Emerging 5G Systems

Journal Article
Sayidmarie, K. H., McEwan, N. J., Excell, P. S., Abd-Alhameed, R. A., & See, C. H. (2019)
Antennas for Emerging 5G Systems. International Journal of Antennas and Propagation, 2019, 1-3. https://doi.org/10.1155/2019/9290210
5G will support significantly faster mobile broadband speeds and extensive mobile data usage, as well as enabling the full potential of the Internet of Things. From virtual re...

Mutual-Coupling Isolation Using Embedded Metamaterial EM Bandgap Decoupling Slab for Densely Packed Array Antennas

Journal Article
Alibakhshikenari, M., Khalily, M., Virdee, B. S., Hwang See, C., Abd-Alhameed, R. A., & Limiti, E. (2019)
Mutual-Coupling Isolation Using Embedded Metamaterial EM Bandgap Decoupling Slab for Densely Packed Array Antennas. IEEE Access, 9, 51827-51840. https://doi.org/10.1109/ACCESS.2019.2909950
This article presents a unique technique to enhance isolation between transmit/receive radiating elements in densely packed array antenna by embedding a metamaterial (MTM) ele...

Beam‐scanning leaky‐wave antenna based on CRLH‐metamaterial for millimetre‐wave applications

Journal Article
Alibakhshikenari, M., Virdee, B. S., Shukla, P., See, C. H., Abd-Alhameed, R., Khalily, M., …Limiti, E. (2019)
Beam‐scanning leaky‐wave antenna based on CRLH‐metamaterial for millimetre‐wave applications. IET microwaves, antennas & propagation, 13(8), 1129-1133. https://doi.org/10.1049/iet-map.2018.5101
This paper presents empirical results of an innovative beam scanning leaky-wave antenna (LWA) which enables scanning over a wide angle from -35o to +34.5o between 57 GHz and 6...

Mutual Coupling Suppression Between Two Closely Placed Microstrip Patches Using EM-Bandgap Metamaterial Fractal Loading

Journal Article
Alibakhshikenari, M., Khalily, M., Virdee, B. S., See, C. H., Abd-Alhameed, R., & Limiti, E. (2019)
Mutual Coupling Suppression Between Two Closely Placed Microstrip Patches Using EM-Bandgap Metamaterial Fractal Loading. IEEE Access, 7, 23606-23614. https://doi.org/10.1109/access.2019.2899326
An approach is proposed to reduce mutual coupling between two closely spaced radiating elements. This is achieved by inserting a fractal isolator between the radiating element...

Dynamic Analysis Model of a Class E2 Converter for Low Power Wireless Charging Links

Journal Article
Bati, A., Luk, P., Aldhaher, S., See, C. H., Abd-Alhameed, R., & Excell, P. (2019)
Dynamic Analysis Model of a Class E2 Converter for Low Power Wireless Charging Links. IET Circuits, Devices and Systems, 13(3), 399-405. https://doi.org/10.1049/iet-cds.2018.5091
A dynamic response analysis model of a Class E2 converter for wireless power transfer applications is presented. The converter operates at 200 kHz and consists of an inductio...

Interaction Between Closely Packed Array Antenna Elements Using Meta‐Surface for Applications Such as MIMO Systems and Synthetic Aperture Radars

Journal Article
Alibakhshikenari, M., Virdee, B. S., Shukla, P., See, C. H., Abd‐Alhameed, R., Khalily, M., …Limiti, E. (2018)
Interaction Between Closely Packed Array Antenna Elements Using Meta‐Surface for Applications Such as MIMO Systems and Synthetic Aperture Radars. Radio Science, 53(11), 1368-1381. https://doi.org/10.1029/2018rs006533
The paper presents a technique to enhance the isolation between adjacent radiating elements that is common in densely packed antenna arrays. Such antennas provide frequency be...

Antenna Mutual Coupling Suppression Over Wideband Using Embedded Periphery Slot for Antenna Arrays

Journal Article
Alibakhshikenari, M., Virdee, B. S., Shukla, P., See, C. H., Abd-Alhameed, R., Khalily, M., …Limiti, E. (2018)
Antenna Mutual Coupling Suppression Over Wideband Using Embedded Periphery Slot for Antenna Arrays. Electronics, 7(9), 198. https://doi.org/10.3390/electronics7090198
This paper presents a new approach to suppress interference between neighbouring radiating elements resulting from surface wave currents. The proposed technique will enable th...

A 1 x 8 Linear Ultra-Wideband Phased Array With Connected Dipoles and Hyperbolic Microstrip Baluns

Journal Article
He, R., Zhang, H., See, C. H., Su, Y., Ma, Y., Kong, D., …Abd-Alhameed, R. (2018)
A 1 x 8 Linear Ultra-Wideband Phased Array With Connected Dipoles and Hyperbolic Microstrip Baluns. IEEE Access, 6, 52953-52968. https://doi.org/10.1109/access.2018.2868779
A 1×8 linear single polarized ultra-wideband connected dipole phased array with wide angle scan range is proposed. The dipoles in the array are connected with each other in E-...