Outputs (1002)

Snappy App: a mobile continuous performance test with physical activity measurement for assessing Attention Deficit Hyperactivity Disorder (2014)
Presentation / Conference Contribution
Young, Z., Craven, M. P., Groom, M., & Crowe, J. A. (2014, June). Snappy App: a mobile continuous performance test with physical activity measurement for assessing Attention Deficit Hyperactivity Disorder. Presented at 16th International Conference, HCI International 2014, Heraklion, Crete, Greece

A Continuous Performance Test (CPT) was incorporated into a smartphone application (App) to measure three symptom domains associated with Attention Deficit Hyperactivity Disorder (ADHD); attention, impulsivity and hyperactivity. The App was pilot tes... Read More about Snappy App: a mobile continuous performance test with physical activity measurement for assessing Attention Deficit Hyperactivity Disorder.

Practical limitation on operation of nonlinear parity-time Bragg gratings (2014)
Presentation / Conference Contribution
Phang, S., Vukovic, A., Susanto, H., Benson, T. M., & Sewell, P. Practical limitation on operation of nonlinear parity-time Bragg gratings. Presented at META14, the 5th International Conference on Metamaterials, Photonic Crystals and Plasmonics

The paper analyses the operation of PT Bragg gratings when the dielectric material is considered to be both dispersive and nonlinear and gain and loss are saturable. The paper demonstrates the application of the nonlinear PT Bragg Grating as an optic... Read More about Practical limitation on operation of nonlinear parity-time Bragg gratings.

Forehead reflectance photoplethysmography to monitor heart rate: preliminary results from neonatal patients (2014)
Journal Article
Grubb, M., Carpenter, J., Crowe, J. A., Teoh, J., Marlow, N., Ward, C., Mann, C., Sharkey, D., & Hayes-Gill, B. R. (2014). Forehead reflectance photoplethysmography to monitor heart rate: preliminary results from neonatal patients. Physiological Measurement, 35(5), https://doi.org/10.1088/0967-3334/35/5/881

Around 5%–10% of newborn babies require some form of resuscitation at birth and heart rate (HR) is the best guide of efficacy. We report the development and first trial of a device that continuously monitors neonatal HR, with a view to deployment in... Read More about Forehead reflectance photoplethysmography to monitor heart rate: preliminary results from neonatal patients.

A hybrid inverter solution for medium voltage applications using series capacitor and a CSI Active Power Filter (SC-APF) (2014)
Presentation / Conference Contribution
Papadopoulos, S., Rashed, M., Klumpner, C., & Wheeler, P. A hybrid inverter solution for medium voltage applications using series capacitor and a CSI Active Power Filter (SC-APF). Presented at 2014 IET 7th International Conference on Power Electronics, Machines & Drives (PEMD)

This paper proposes a new hybrid inverter solution for medium/high voltage applications that consists of a slow switching inverter using high voltage or series connected switching devices, fitted with a low kVA rated auxiliary current source inverter... Read More about A hybrid inverter solution for medium voltage applications using series capacitor and a CSI Active Power Filter (SC-APF).

Intelligent impedance based fault-location for zonal power systems (2014)
Presentation / Conference Contribution
Rose, C. J., Thomas, D. W., Sumner, M., Christopher, E., & Lopez Arevalo, S. Intelligent impedance based fault-location for zonal power systems. Presented at 12th IET International Conference on Developments in Power System Protection (DPSP 2014)

A laboratory based demonstrator has been constructed to study the Active Impedance Estimation (AIE) technique as a means of locating faults on a power system. The demonstrator has been used to verify results from simulation experimentally. The AIE sy... Read More about Intelligent impedance based fault-location for zonal power systems.

A non-destructive study of crack development during thermal cycling of Al wire bonds using x-ray computed tomography (2014)
Presentation / Conference Contribution
Agyakwa, P., Yang, L., Corfield, M., & Johnson, C. M. A non-destructive study of crack development during thermal cycling of Al wire bonds using x-ray computed tomography. Presented at 8th International Conference on Integrated Power Electronics Systems

This paper concerns the non-destructive visualisation of the evolution of damage within ultrasonically bonded alumini-um wires using three dimensional x-ray computed tomography. We demonstrate the potential to observe the progressive accumulation of... Read More about A non-destructive study of crack development during thermal cycling of Al wire bonds using x-ray computed tomography.

Design of synchronous reluctance motors with multiobjective optimization algorithms (2014)
Journal Article
Cupertino, F., Pellegrino, G., & Gerada, C. (2014). Design of synchronous reluctance motors with multiobjective optimization algorithms. IEEE Transactions on Industry Applications, 50(6), https://doi.org/10.1109/TIA.2014.2312540

The automatic design of Synchronous Reluctance (SyR) machines is considered in this paper by means of Finite Element Analysis and Multi-Objective Optimization Algorithms (MOOA). The research focuses on the design of the rotor geometry which is the ke... Read More about Design of synchronous reluctance motors with multiobjective optimization algorithms.

Spatially resolved acoustic spectroscopy for rapid imaging of material microstructure and grain orientation (2014)
Journal Article
Smith, R. J., Li, W., Coulson, J., Clark, M., Somekh, M. G., & Sharples, S. D. (2014). Spatially resolved acoustic spectroscopy for rapid imaging of material microstructure and grain orientation. Measurement Science and Technology, 25(5), Article 055902. https://doi.org/10.1088/0957-0233/25/5/055902

Measuring the grain structure of aerospace materials is very important to understand their mechanical properties and in-service performance. Spatially resolved acoustic spectroscopy is an acoustic technique utilizing surface acoustic waves to map the... Read More about Spatially resolved acoustic spectroscopy for rapid imaging of material microstructure and grain orientation.

Implementation of a multi-level Power Electronic Inverter library in Modelica (2014)
Presentation / Conference Contribution
Hill, C., Giangrande, P., Gerada, C., & Bozhko, S. Implementation of a multi-level Power Electronic Inverter library in Modelica. Presented at 10th International Modelica Conference 2014

This paper presents a newly developed Power Electronic Inverter library in Modelica. The library utilises a multi-level approach with increasing model complexity at progressively higher levels. All levels are fully interchangeable so as to provide a... Read More about Implementation of a multi-level Power Electronic Inverter library in Modelica.

Self-commissioning of interior permanent- magnet synchronous motor drives with high-frequency current injection (2014)
Journal Article
Odhano, S., Giangrande, P., Bojoi, R., & Gerada, C. (2014). Self-commissioning of interior permanent- magnet synchronous motor drives with high-frequency current injection. IEEE Transactions on Industry Applications, 50(5), https://doi.org/10.1109/TIA.2014.2309722

In this paper, a simple and robust method for parameter estimation at rotor standstill is presented for interior permanent magnet (IPM) synchronous machines. The estimated parameters are the stator resistance through dc test, the dq inductances using... Read More about Self-commissioning of interior permanent- magnet synchronous motor drives with high-frequency current injection.