All Outputs (10)

Genetic algorithms for the design of planar THz antenna (2022)
Journal Article
Fenlon, V., Cooke, M., Mayock, J., Gallant, A., & Balocco, C. (2022). Genetic algorithms for the design of planar THz antenna. Journal of Applied Physics, 132, https://doi.org/10.1063/5.0120128

This paper proposes a genetic algorithm for the design of passive components operating at THz frequencies and its experimental validation using an exemplar patch antenna. The patch antenna is based on an SU8 substrate, with a binary array describing... Read More about Genetic algorithms for the design of planar THz antenna.

Tilting micromirror platform based on liquid dielectrophoresis (2021)
Journal Article
Frozanpoor, I., Cooke, M., Alvarez-Ruiz, D., Ambukan, V., Gallant, A., & Balocco, C. (2021). Tilting micromirror platform based on liquid dielectrophoresis. Sensors and Actuators A: Physical, 332(2), Article 113177. https://doi.org/10.1016/j.sna.2021.113177

This study presents an electrically actuated tilting micro platform based on liquid dielectrophoresis with three axes movement using three droplets situated 120° apart from each other. The interdigitated electrodes produce a non-uniform electric fiel... Read More about Tilting micromirror platform based on liquid dielectrophoresis.

Continuous Droplet-Actuating Platforms via an Electric Field Gradient: Electrowetting and Liquid Dielectrophoresis (2021)
Journal Article
Frozanpoor, I., Cooke, M. D., Ambukan, V., Gallant, A. J., & Balocco, C. (2021). Continuous Droplet-Actuating Platforms via an Electric Field Gradient: Electrowetting and Liquid Dielectrophoresis. Langmuir, 37(21), 6414-6422. https://doi.org/10.1021/acs.langmuir.1c00329

This work develops a technology for actuating droplets of any size without the requirement for high voltages or active control systems, which are typically found in competitive systems. The droplet actuation relies on two microelectrodes separated by... Read More about Continuous Droplet-Actuating Platforms via an Electric Field Gradient: Electrowetting and Liquid Dielectrophoresis.

Programmable droplet actuating platform using liquid dielectrophoresis (2021)
Journal Article
Frozanpoor, I., Cooke, M., Racz, Z., Bossons, I., Ambukan, V., Wood, D., Gallant, A., & Balocco, C. (2021). Programmable droplet actuating platform using liquid dielectrophoresis. Journal of Micromechanics and Microengineering, 31(5), https://doi.org/10.1088/1361-6439/abf032

Droplet motion has been a long-standing interest in microfluidics as it is often limited by the high operating voltages, which hampers the development of consumer applications. Forces generated by liquid dielectrophoresis (L-DEP) can enhance surface... Read More about Programmable droplet actuating platform using liquid dielectrophoresis.

Computer Aided Patterning Design for Self-Assembled Microsphere Lithography (SA-MSL) (2019)
Journal Article
Lees, R., Cooke, M., Balocco, C., & Gallant, A. (2019). Computer Aided Patterning Design for Self-Assembled Microsphere Lithography (SA-MSL). Scientific Reports, 9, Article 12849. https://doi.org/10.1038/s41598-019-48881-z

In this paper, we use a finite difference time domain solver to simulate the near field optical properties of self-assembled microsphere arrays when exposed to an incoherent light source. Such arrays are typically used for microsphere lithography whe... Read More about Computer Aided Patterning Design for Self-Assembled Microsphere Lithography (SA-MSL).

Thin film flexible/bendable acoustic wave devices: Evolution, hybridization and decoupling of multiple acoustic wave modes (2018)
Journal Article
Tao, R., Wang, W., Luo, J., Hasan, S., Torun, H., Canyelles-Pericas, P., Zhou, J., Xuan, W., Cooke, M., Gibson, D., Wu, Q., Ng, W., Luo, J., & Fu, Y. (2019). Thin film flexible/bendable acoustic wave devices: Evolution, hybridization and decoupling of multiple acoustic wave modes. Surface and Coatings Technology, 357, 587-594. https://doi.org/10.1016/j.surfcoat.2018.10.042

Based on theoretical analysis, finite element simulation and experimental verifications, we have systematically investigated evolution, hybridization and decoupling of multiple acoustic wave modes and vibration patterns generated from piezoelectric f... Read More about Thin film flexible/bendable acoustic wave devices: Evolution, hybridization and decoupling of multiple acoustic wave modes.

Bimorph material/structure designs for high sensitivity flexible surface acoustic wave temperature sensors (2018)
Journal Article
Tao, R., Hasan, S., Wang, H., Zhou, J., Luo, J., McHale, G., Gibson, D., Canyelles-Pericas, P., Cooke, M., Wood, D., Liu, D., Wu, Q., Ng, W., Franke, T., & Fu, Y. (2018). Bimorph material/structure designs for high sensitivity flexible surface acoustic wave temperature sensors. Scientific Reports, 8, Article 9052. https://doi.org/10.1038/s41598-018-27324-1

A fundamental challenge for surface acoustic wave (SAW) temperature sensors is the detection of small temperature changes on non-planar, often curved, surfaces. In this work, we present a new design methodology for SAW devices based on flexible subst... Read More about Bimorph material/structure designs for high sensitivity flexible surface acoustic wave temperature sensors.

The Effect of Humidity on Microwave Characteristics of 2 Screen Printed Paper-Based Electronics (2018)
Journal Article
Shenton, S. A., Cooke, M. D., Racz, Z., Balocco, C., & Wood, D. (2018). The Effect of Humidity on Microwave Characteristics of 2 Screen Printed Paper-Based Electronics. physica status solidi (a) – applications and materials science, 215(11), Article 1700689. https://doi.org/10.1002/pssa.201700689

This paper addresses one of the key issues in using paper electronics at microwave frequencies. As paper is hygroscopic, the varying moisture content can lead to differing dielectric and even conductive properties of paper electronics and must be tak... Read More about The Effect of Humidity on Microwave Characteristics of 2 Screen Printed Paper-Based Electronics.

Fabrication of micron scale metallic structures on photo paper substrates by low temperature photolithography for device applications (2015)
Journal Article
Cooke, M., & Wood, D. (2015). Fabrication of micron scale metallic structures on photo paper substrates by low temperature photolithography for device applications. Journal of Micromechanics and Microengineering, 25(11), Article 115017. https://doi.org/10.1088/0960-1317/25/11/115017

Using commercial standard paper as a substrate has a significant cost reduction implication over other more expensive substrate materials by approximately a factor of 100 (Shenton et al 2015 EMRS Spring Meeting; Zheng et al 2013 Nat. Sci. Rep. 3 1786... Read More about Fabrication of micron scale metallic structures on photo paper substrates by low temperature photolithography for device applications.

The static and dynamic response of SU-8 electrothermal microgrippers of varying thickness (2015)
Journal Article
Dodd, L., Ward, S., Cooke, M., & Wood, D. (2015). The static and dynamic response of SU-8 electrothermal microgrippers of varying thickness. Microelectronic Engineering, 145, 82-85. https://doi.org/10.1016/j.mee.2015.03.028

This work presents an investigation into the effect on dynamic response of SU-8 microgrippers due to varying thickness, and subsequent validation via COMSOL Multiphysics simulations and thermal camera profiling during actuation. The tweezer-like micr... Read More about The static and dynamic response of SU-8 electrothermal microgrippers of varying thickness.