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Alan J. Walker
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Piezoelectric ultrasonic transducers with fractal geometry
AJ Mulholland, AJ Walker
Fractals 19 (04), 469-479, 2011
202011
The provision of mathematics and statistics support in Scottish higher education institutions (2017): a comparative study by the Scottish mathematics support network
S Ahmed, P Davidson, K Durkacz, C Macdonald, M Richard, A Walker
MSOR Connections 16 (3), 5-19, 2018
192018
Couette flow of a smectic A liquid crystal
AJ Walker, IW Stewart
Journal of Physics: Condensed Matter 21 (15), 155101, 2009
142009
The use of fractal geometry in the design of piezoelectric ultrasonic transducers
AJ Mulholland, JW Mackersie, RL O'Leary, A Gachagan, AJ Walker, ...
2011 IEEE International Ultrasonics Symposium, 1559-1562, 2011
122011
A theoretical model of an electrostatic ultrasonic transducer incorporating resonating conduits
AJ Walker, AJ Mulholland
IMA journal of applied mathematics 75 (5), 796-810, 2010
122010
A theoretical model of a new electrostatic transducer incorporating fluidic amplification
AJ Walker, AJ Mulholland, E Campbell, G Hayward
2008 IEEE Ultrasonics Symposium, 1409-1412, 2008
122008
The alignment of cylindrically layered smectic A liquid crystals with director tilt on the boundaries
AJ Walker
Journal of Physics A: Mathematical and Theoretical 41 (38), 385205, 2008
122008
Poiseuille flow of a smectic A liquid crystal
AJ Walker, IW Stewart
International journal of engineering science 48 (12), 1961-1970, 2010
112010
“Pipe Organ” Inspired Air-Coupled Ultrasonic Transducers With Broader Bandwidth
B Zhu, BP Tiller, AJ Walker, AJ Mulholland, JFC Windmill
IEEE transactions on ultrasonics, ferroelectrics, and frequency control 65 …, 2018
92018
Theoretical studies of smetic liquid crystals subjected to flow, perturbations, magnetic fields and various applied boundry conditions.
AJ Walker
University of Strathclyde, 2008
92008
A theoretical model of an ultrasonic transducer incorporating spherical resonators
AJ Walker, AJ Mulholland
IMA Journal of Applied Mathematics 81 (1), 1-25, 2016
72016
Asymptotic properties of radial reaction fronts
PMJ Trevelyan, AJ Walker
Physical Review E 98 (3), 032118, 2018
62018
A pipe organ-inspired ultrasonic transducer
AJ Walker, AJ Mulholland
IMA Journal of Applied Mathematics 82 (6), 1135-1150, 2017
62017
A mathematical model of a novel 3D fractal-inspired piezoelectric ultrasonic transducer
S Canning, AJ Walker, PA Roach
Sensors 16 (12), 2170, 2016
62016
Acoustic waves in compressible planar layered smectic liquid crystals
AJ Walker, IW Stewart
Journal of Physics: Condensed Matter 22 (32), 325106, 2010
52010
Periodic disturbances in cylindrically layered smectic A
AJ Walker, IW Stewart
Molecular Crystals and Liquid Crystals 478 (1), 33/[789]-43/[799], 2007
52007
Layer undulations in a smectic C liquid crystal with weak anchoring
AJ Walker, IW Stewart
Journal of Physics A: Mathematical and Theoretical 40 (39), 11849, 2007
52007
The Effectiveness of a Sierpinski Carpet-Inspired Transducer
S Canning, AJ Walker, PA Roach
Fractals 25 (05), 1750050, 2017
42017
Comparison of empirical and predicted substrate temperature during surface melting of microalloyed steel using TIG technique and considering three shielding gases
P Muņoz-Escalona, A Walker, A Ogwu, S Mridha, TN Baker
Applied Surface Science 477, 179-183, 2019
32019
“Pipe organ” air-coupled broad bandwidth transducer
B Zhu, B Tiller, JFC Windmill, AJ Mulholland, AJ Walker
2017 IEEE International Ultrasonics Symposium (IUS), 1-4, 2017
32017
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