Photo of Prof Joseph Spencer

Prof Joseph Spencer CEng FIET

Professor Electrical Engineering and Electronics

    Publications

    2019

    Assessment of behaviour in groups of zebrafish (Danio rerio) using an intelligent software monitoring tool, the chromatic fish analyser (Journal article)

    Thomson, J. S., Al-Temeemy, A. A., Isted, H., Spencer, J. W., & Sneddon, L. U. (2019). Assessment of behaviour in groups of zebrafish (Danio rerio) using an intelligent software monitoring tool, the chromatic fish analyser. JOURNAL OF NEUROSCIENCE METHODS, 328. doi:10.1016/j.jneumeth.2019.108433

    DOI: 10.1016/j.jneumeth.2019.108433

    Automated monitoring of behaviour in zebrafish after invasive procedures (Journal article)

    Deakin, A. G., Buckley, J., AlZu'bi, H. S., Cossins, A. R., Spencer, J. W., Al'Nuaimy, W., . . . Sneddon, L. U. (2019). Automated monitoring of behaviour in zebrafish after invasive procedures. SCIENTIFIC REPORTS, 9. doi:10.1038/s41598-019-45464-w

    DOI: 10.1038/s41598-019-45464-w

    Welfare Challenges Influence the Complexity of Movement: Fractal Analysis of Behaviour in Zebrafish (Journal article)

    Deakin, A. G., Spencer, J. W., Cossins, A. R., Young, I. S., & Sneddon, L. U. (n.d.). Welfare Challenges Influence the Complexity of Movement: Fractal Analysis of Behaviour in Zebrafish. Fishes, 4(1), 8. doi:10.3390/fishes4010008

    DOI: 10.3390/fishes4010008

    2018

    Chromatic techniques for in vivo monitoring jaundice in neonate tissues (Journal article)

    Sufian, A. T., Jones, G. R., Shabeer, H. M., Elzagzoug, E. Y., & Spencer, J. W. (2018). Chromatic techniques for in vivo monitoring jaundice in neonate tissues. PHYSIOLOGICAL MEASUREMENT, 39(9). doi:10.1088/1361-6579/aadbdb

    DOI: 10.1088/1361-6579/aadbdb

    Convoluted Arc With Flux Concentrator for Current Interruption (Journal article)

    Shpanin, L. M., Jones, G. R., & Spencer, J. W. (2018). Convoluted Arc With Flux Concentrator for Current Interruption. IEEE TRANSACTIONS ON PLASMA SCIENCE, 46(1), 175-179. doi:10.1109/TPS.2017.2778801

    DOI: 10.1109/TPS.2017.2778801

    2017

    Transformer Oil Degradation Monitoring With Chromatically Analysed Optical Fluorescence (Conference Paper)

    Lo, C. K., Looe, H. M., Sufian, A. T., Jones, G. R., Spencer, J. W., & ACM. (2015). Transformer Oil Degradation Monitoring With Chromatically Analysed Optical Fluorescence. In PROCEEDINGS OF 2017 INTERNATIONAL CONFERENCE ON IMAGING, SIGNAL PROCESSING AND COMMUNICATION (pp. 171-175). doi:10.1145/3132300.3132329

    DOI: 10.1145/3132300.3132329

    Spectroscopic On-Line Monitoring of Cu/W Contacts Erosion in HVCBs Using Optical-Fibre Based Sensor and Chromatic Methodology (Journal article)

    Wang, Z., Jones, G. R., Spencer, J. W., Wang, X., & Rong, M. (2017). Spectroscopic On-Line Monitoring of Cu/W Contacts Erosion in HVCBs Using Optical-Fibre Based Sensor and Chromatic Methodology. SENSORS, 17(3). doi:10.3390/s17030519

    DOI: 10.3390/s17030519

    Recent trends in development of high voltage circuit breakers with SF6 alternative gases (Conference Paper)

    Seeger, M., Smeets, R., Yan, J., Ito, H., Claessens, M., Dullni, E., . . . Yanabu, S. (2017). Recent trends in development of high voltage circuit breakers with SF6 alternative gases. In 22nd Symposium on Physics of Switching Arc Vol. 2017-September (pp. 1-5).

    2016

    Chromaticity-based Optoacoustic Condition Monitoring of High Voltage Circuit Breaker (Conference Paper)

    Owoeye, T. T., Spencer, J. W., Ferrero, R., Jones, G. R., & IEEE. (2016). Chromaticity-based Optoacoustic Condition Monitoring of High Voltage Circuit Breaker. In 2016 IEEE INTERNATIONAL WORKSHOP ON APPLIED MEASUREMENTS FOR POWER SYSTEMS (AMPS) (pp. 84-89). Retrieved from http://gateway.webofknowledge.com/

    2015

    Preliminary spectroscopic investigation of HVCB contacts erosion (Journal article)

    Wang, Z. X., Spencer, J. W., Yan, J. D., Jones, G. R., Humphries, J. E., Rong, M. Z., & Wang, X. H. (2015). Preliminary spectroscopic investigation of HVCB contacts erosion. 21st Symposium on Physics of Switching Arc 2015, FSO 2015, 203-206.

    Invariant chromatic descriptor for LADAR data processing (Journal article)

    Al-Temeemy, A. A., & Spencer, J. W. (2015). Invariant chromatic descriptor for LADAR data processing. MACHINE VISION AND APPLICATIONS, 26(5), 649-660. doi:10.1007/s00138-015-0675-0

    DOI: 10.1007/s00138-015-0675-0

    DC Current Limitation Principle Using a Helical Arc Arrangement (Journal article)

    Elzagzoug, H. Y., Spencer, J. W., & Deakin, A. G. (2015). DC Current Limitation Principle Using a Helical Arc Arrangement. IEEE TRANSACTIONS ON POWER DELIVERY, 30(1), 122-128. doi:10.1109/TPWRD.2014.2344046

    DOI: 10.1109/TPWRD.2014.2344046

    Chromatic methodology for laser detection and ranging (LADAR) image description (Journal article)

    Al-Temeemy, A. A., & Spencer, J. W. (2015). Chromatic methodology for laser detection and ranging (LADAR) image description. OPTIK, 126(23), 3894-3900. doi:10.1016/j.ijleo.2015.07.182

    DOI: 10.1016/j.ijleo.2015.07.182

    2014

    Laser radar invariant spatial chromatic image descriptor (Journal article)

    Al-Temeemy, A. A., & Spencer, J. W. (2014). Laser radar invariant spatial chromatic image descriptor. OPTICAL ENGINEERING, 53(12). doi:10.1117/1.OE.53.12.123109

    DOI: 10.1117/1.OE.53.12.123109

    A portable system for identifying urinary tract infection in primary care using a PC-based chromatic technique (Journal article)

    Deakin, A. G., Jones, G. R., Spencer, J. W., Bongard, E. J., Gal, M., Sufian, A. T., & Butler, C. C. (2014). A portable system for identifying urinary tract infection in primary care using a PC-based chromatic technique. PHYSIOLOGICAL MEASUREMENT, 35(5), 793-805. doi:10.1088/0967-3334/35/5/793

    DOI: 10.1088/0967-3334/35/5/793

    Chromatic Optoacoustic Monitoring of Transformers and Their Onload Tap Changers (Journal article)

    Deakin, A. G., Spencer, J. W., Smith, D. H., Jones, D., Johnson, N., & Jones, G. R. (2014). Chromatic Optoacoustic Monitoring of Transformers and Their Onload Tap Changers. IEEE TRANSACTIONS ON POWER DELIVERY, 29(1), 207-214. doi:10.1109/TPWRD.2013.2294952

    DOI: 10.1109/TPWRD.2013.2294952

    Prediction of Critical Dielectric Strength of Hot CF4 Gas in the Temperature Range of 300-3500 K (Journal article)

    Wu, Y., Wang, W. Z., Rong, M. Z., Zhong, L. L., Spencer, J. W., & Yan, J. D. (2014). Prediction of Critical Dielectric Strength of Hot CF4 Gas in the Temperature Range of 300-3500 K. IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION, 21(1), 129-137. doi:10.1109/TDEI.2013.004100

    DOI: 10.1109/TDEI.2013.004100

    An experimental investigation of nozzle arcs under turbulent conditions (Conference Paper)

    Yang, F., Pei, Y., Yan, J. D., Humphries, J., & Spencer, J. W. (2014). An experimental investigation of nozzle arcs under turbulent conditions. In The XXth International Conference on Gas Discharges and Their Applications (pp. 63-66). Orleans, France: Local Organisation Committee.

    Asymmetrical Fault Classifier for a Parallel Transmission Line Using Chromatic Processing (Conference Paper)

    Almajali, Z. S., Spencer, J. W., & Jones, G. R. (2014). Asymmetrical Fault Classifier for a Parallel Transmission Line Using Chromatic Processing. In 7th IET International Conference on Power Electronics, Machines and Drives (PEMD 2014). Institution of Engineering and Technology. doi:10.1049/cp.2014.0272

    DOI: 10.1049/cp.2014.0272

    Asymmetrical fault classifier for a parallel transmission line using chromatic processing (Conference Paper)

    Almajali, Z. S., Spencer, J. W., & Jones, G. R. (2014). Asymmetrical fault classifier for a parallel transmission line using chromatic processing. In 7th IET International Conference on Power Electronics, Machines and Drives, PEMD 2014.

    Condition monitoring of high voltage transformer oils using optical chromaticity (Journal article)

    Elzagzoug, E., Jones, G. R., Deakin, A. G., & Spencer, J. W. (2014). Condition monitoring of high voltage transformer oils using optical chromaticity. MEASUREMENT SCIENCE AND TECHNOLOGY, 25(6). doi:10.1088/0957-0233/25/6/065205

    DOI: 10.1088/0957-0233/25/6/065205

    Dielectric properties of hot SF6 gaseous mixture under chemically non-equilibrium condition (Conference Paper)

    Wang, W. Z., Rong, M., Yan, J. D., & Spencer, J. W. (2014). Dielectric properties of hot SF6 gaseous mixture under chemically non-equilibrium condition. In The XXth International Conference on Gas Discharges and Their Applications (pp. 366-369). Orleans, France: Local Organisation Committee.

    Prediction of critical dielectric strength of hot CF4 gas in the temperature range of 300-3500 K (Journal article)

    Wu, Y., Wang, W., Rong, M., Zhong, L., Spencer, J., & Yan, J. (2014). Prediction of critical dielectric strength of hot CF4 gas in the temperature range of 300-3500 K. IEEE Transactions on Dielectrics and Electrical Insulation, 21(1), 129-137. doi:10.1109/tdei.2013.004100

    DOI: 10.1109/tdei.2013.004100

    2013

    RLC-Induced Current Oscillations in Convoluted Arcs With Independently Activated Magnetic Fields (Conference Paper)

    Shpanin, L. M., Jones, G. R., Humphries, J. E., Spencer, J. W., Shammas, N. Y. A., & Tennakoon, S. B. (2013). RLC-Induced Current Oscillations in Convoluted Arcs With Independently Activated Magnetic Fields. In IEEE TRANSACTIONS ON PLASMA SCIENCE Vol. 41 (pp. 2836-2841). doi:10.1109/TPS.2013.2251479

    DOI: 10.1109/TPS.2013.2251479

    Direct current interruption with RLC circuit-convoluted arc interaction (Journal article)

    Shpanin, L. M., Shammas, N. Y. A., Tennakoon, S. B., Jones, G. R., Humphries, J. E., & Spencer, J. W. (2013). Direct current interruption with RLC circuit-convoluted arc interaction. Gaodianya Jishu/High Voltage Engineering, 39(9), 2166-2172. doi:10.3969/j.issn.1003-6520.2013.09.014

    DOI: 10.3969/j.issn.1003-6520.2013.09.014

    Application of chromatic analysis to temperature measurement of high-pressure sf6 gas plasma flow (Conference Paper)

    Uchii, T., Humphries, J. E., Deakin, A. G., & Spencer, J. W. (2013). Application of chromatic analysis to temperature measurement of high-pressure sf6 gas plasma flow. In 20th Symposium on Physics of Switching Arc 2013, FSO 2013 (pp. 305-308).

    Chromatic Mapping of Partial Discharge Signals (Journal article)

    Ragaa, M., Jones, G. R., Deakin, A. G., & Spencer, J. W. (2013). Chromatic Mapping of Partial Discharge Signals. High Voltage Engineering.

    Chromatic acoustic condition monitoring of transformers (Journal article)

    Deakin, A. G., Smith, D. H., Spencer, J. W., Jones, D., & Johnson, N. (2014). Chromatic acoustic condition monitoring of transformers. SENSOR REVIEW, 34(3), 291-296. doi:10.1108/SR-04-2013-663

    DOI: 10.1108/SR-04-2013-663

    Feasibility of Monitoring Mechanical Machining with a Chromatically Addressed Optical Fibre Photoelastic Sensor (Journal article)

    Garza, C., Jones, G. R., Hon, K. K. B., Deakin, A. G., & Spencer, J. W. (2013). Feasibility of Monitoring Mechanical Machining with a Chromatically Addressed Optical Fibre Photoelastic Sensor. Strain, 49(1), 68-74. doi:10.1111/str.12014

    DOI: 10.1111/str.12014

    Investigation of ${\rm SF}_{6}$ Arc Characteristics Under Shock Condition in a Supersonic Nozzle With Hollow Contact (Journal article)

    Wang, W. -Z., Yan, J. D., Rong, M., Wu, Y., & Spencer, J. W. (2013). Investigation of ${\rm SF}_{6}$ Arc Characteristics Under Shock Condition in a Supersonic Nozzle With Hollow Contact. IEEE Transactions on Plasma Science, 41(4), 915-928. doi:10.1109/tps.2013.2251360

    DOI: 10.1109/tps.2013.2251360

    Investigation on critical breakdown electric field of hot sulfur hexafluoride/carbon tetrafluoride mixtures for high voltage circuit breaker applications (Journal article)

    Wang, W., Murphy, A. B., Rong, M., Looe, H. M., & Spencer, J. W. (2013). Investigation on critical breakdown electric field of hot sulfur hexafluoride/carbon tetrafluoride mixtures for high voltage circuit breaker applications. Journal of Applied Physics, 114(10), 103301. doi:10.1063/1.4819212

    DOI: 10.1063/1.4819212

    Nonuniqueness of two-temperature Guldberg-Waage and Saha equations: Influence on thermophysical properties of SF6 plasmas (Journal article)

    Wang, W., Rong, M., & Spencer, J. W. (2013). Nonuniqueness of two-temperature Guldberg-Waage and Saha equations: Influence on thermophysical properties of SF6 plasmas. Physics of Plasmas, 20(11), 113504. doi:10.1063/1.4829035

    DOI: 10.1063/1.4829035

    Small-Signal Modeling of Digitally Controlled Grid-Connected Inverters With $LCL$ Filters (Journal article)

    Zhang, X., Spencer, J. W., & Guerrero, J. M. (2013). Small-Signal Modeling of Digitally Controlled Grid-Connected Inverters With $LCL$ Filters. IEEE Transactions on Industrial Electronics, 60(9), 3752-3765. doi:10.1109/tie.2012.2204713

    DOI: 10.1109/tie.2012.2204713

    Theoretical investigation of the decay of an SF6gas-blast arc using a two-temperature hydrodynamic model (Journal article)

    Wang, W., Yan, J. D., Rong, M., Murphy, A. B., & Spencer, J. W. (2013). Theoretical investigation of the decay of an SF6gas-blast arc using a two-temperature hydrodynamic model. Journal of Physics D: Applied Physics, 46(6), 065203. doi:10.1088/0022-3727/46/6/065203

    DOI: 10.1088/0022-3727/46/6/065203

    2012

    Electromagnetically convoluted arcs for the interruption of quasi direct current (Conference Paper)

    Shpanin, L. M., Jones, G. R., Shammas, N. Y. A., Humphries, J. E., Tennakoon, S. B., & Spencer, J. W. (2012). Electromagnetically convoluted arcs for the interruption of quasi direct current. In 2012 47th International Universities Power Engineering Conference (UPEC). IEEE. doi:10.1109/upec.2012.6398645

    DOI: 10.1109/upec.2012.6398645

    Quasi Direct Current Interruption with an Electromagnetically Convoluted Arc (Conference Paper)

    Shpanin, L. M., Shammas, N. Y. A., Tennakoon, S. B., Jones, G. R., Humphries, J. E., & Specner, J. W. (2012). Quasi Direct Current Interruption with an Electromagnetically Convoluted Arc. In XIXth International Conference on Gas Discharges and Their Applications (pp. 90-93). Beijing: LOC for XIXth International Conference on Gas Discharges and Their Applications.

    Study of Multisampled Multilevel Inverters to Improve Control Performance (Journal article)

    Zhang, X., & Spencer, J. W. (2012). Study of Multisampled Multilevel Inverters to Improve Control Performance. IEEE Transactions on Power Electronics, 27(11), 4409-4416. doi:10.1109/tpel.2012.2187313

    DOI: 10.1109/tpel.2012.2187313

    The reactive thermal conductivity of thermal equilibrium and nonequilibrium plasmas: application to nitrogen (Journal article)

    Wang, W., Rong, M., Yan, J. D., & Wu, Y. (2012). The reactive thermal conductivity of thermal equilibrium and nonequilibrium plasmas: application to nitrogen. IEEE Transactions on Plasma Science, 40(4), 980-989.

    Thermodynamic and transport properties of two-temperature SF6 plasmas (Journal article)

    Wang, W., Rong, M., Wu, Y., Spencer, J. W., Yan, J. D., & Mei, D. (2012). Thermodynamic and transport properties of two-temperature SF6 plasmas. PHYSICS OF PLASMAS, 19(8). doi:10.1063/1.4739778

    DOI: 10.1063/1.4739778

    Thermophysical Properties of High Temperature Reacting Mixtures of Carbon and Water in the Range 400–30,000 K and 0.1–10 atm. Part 2: Transport Coefficients (Journal article)

    Wang, W., Yan, J. D., Rong, M., Murphy, A. B., & Spencer, J. W. (2012). Thermophysical Properties of High Temperature Reacting Mixtures of Carbon and Water in the Range 400–30,000 K and 0.1–10 atm. Part 2: Transport Coefficients. Plasma Chemistry and Plasma Processing, 32(3), 495-518. doi:10.1007/s11090-012-9365-0

    DOI: 10.1007/s11090-012-9365-0

    Thermophysical Properties of High-Temperature Reacting Mixtures of Carbon and Water in the Range 400–30,000 K and 0.1–10 atm. Part 1: Equilibrium Composition and Thermodynamic Properties (Journal article)

    Wang, W. Z., Murphy, A. B., Yan, J. D., Rong, M. Z., Spencer, J. W., & Fang, M. T. C. (2012). Thermophysical Properties of High-Temperature Reacting Mixtures of Carbon and Water in the Range 400–30,000 K and 0.1–10 atm. Part 1: Equilibrium Composition and Thermodynamic Properties. Plasma Chemistry and Plasma Processing, 32(1), 75-96. doi:10.1007/s11090-011-9327-y

    DOI: 10.1007/s11090-011-9327-y

    Two-temperature modelling of SF6 arc behaviour in a supersonic nozzle (Conference Paper)

    Wang, W., Yan, J. D., Rong, M. Z., & Spencer, J. W. (2012). Two-temperature modelling of SF6 arc behaviour in a supersonic nozzle. In The XIX International Conference on Gas Discharges and Their Applications (pp. 198-201). Beijing: High Voltage Engineering (a Chinese journal publisher).

    Two-temperature thermodynamic and transport properties of SF6 plasmas (Conference Paper)

    Wang, W., Yan, J. D., Rong, M. Z., & Spencer, J. W. (2012). Two-temperature thermodynamic and transport properties of SF6 plasmas. In The XIX International Conference on Gas Discharges and Their Applications (pp. 812-815). Beijing: High Voltage Engineering (a Chinese journal publisher).

    2011

    Analysis of Boost PFC Converters Operating in the Discontinuous Conduction Mode (Journal article)

    Zhang, X., & Spencer, J. W. (2011). Analysis of Boost PFC Converters Operating in the Discontinuous Conduction Mode. IEEE Transactions on Power Electronics, 26(12), 3621-3628. doi:10.1109/tpel.2011.2160206

    DOI: 10.1109/tpel.2011.2160206

    Composition and Thermodynamic Properties of High Temperature Mixtures of Carbon And Water Vapour (Conference Paper)

    Wang, W. Z., Yan, J. D., Murphy, A. B., Spencer, J. W., Rong, M. Z., & Fang, M. T. C. (2011). Composition and Thermodynamic Properties of High Temperature Mixtures of Carbon And Water Vapour. In The XIXth Symposium on Physics of Switching Arc (pp. 343-346). Brno, Czech Republic: Local Organisation Committee.

    Linear Voltage-Control Scheme With Duty-Ratio Feedforward for Digitally Controlled Parallel Inverters (Journal article)

    Zhang, X., & Spencer, J. W. (2011). Linear Voltage-Control Scheme With Duty-Ratio Feedforward for Digitally Controlled Parallel Inverters. IEEE Transactions on Power Electronics, 26(12), 3642-3652. doi:10.1109/tpel.2011.2157834

    DOI: 10.1109/tpel.2011.2157834

    Thermophysical properties of carbon–argon and carbon–helium plasmas (Journal article)

    Wang, W., Rong, M., Murphy, A. B., Wu, Y., Spencer, J. W., Yan, J. D., & Fang, M. T. C. (2011). Thermophysical properties of carbon–argon and carbon–helium plasmas. Journal of Physics D: Applied Physics, 44(35), 355207. doi:10.1088/0022-3727/44/35/355207

    DOI: 10.1088/0022-3727/44/35/355207

    Thermophysical properties of nitrogen plasmas under thermal equilibrium and non-equilibrium conditions (Journal article)

    Wang, W. Z., Rong, M. Z., Yan, J. D., Murphy, A. B., & Spencer, J. W. (2011). Thermophysical properties of nitrogen plasmas under thermal equilibrium and non-equilibrium conditions. Physics of Plasmas, 18(11), 113502. doi:10.1063/1.3657426

    DOI: 10.1063/1.3657426

    2010

    Further study of electromagnetically convoluted arc plasmas in atmospheric pressure air (Conference Paper)

    Shpanin, L. M., Jones, G. R., Spencer, J. W., & Deakin, A. G. (2010). Further study of electromagnetically convoluted arc plasmas in atmospheric pressure air. In 2010 IEEE 26-th Convention of Electrical and Electronics Engineers in Israel. IEEE. doi:10.1109/eeei.2010.5661900

    DOI: 10.1109/eeei.2010.5661900

    Invariant spatial chromatic processors for region image description (Conference Paper)

    Al-Temeemy, A. A., & Spencer, J. W. (2010). Invariant spatial chromatic processors for region image description. In 2010 IEEE International Conference on Imaging Systems and Techniques. IEEE. doi:10.1109/ist.2010.5548524

    DOI: 10.1109/ist.2010.5548524

    Levy flights for improved Ladar scanning (Conference Paper)

    Al-Temeemy, A. A., Spencer, J. W., & Ralph, J. F. (2010). Levy flights for improved Ladar scanning. In 2010 IEEE International Conference on Imaging Systems and Techniques. IEEE. doi:10.1109/ist.2010.5548519

    DOI: 10.1109/ist.2010.5548519

    Measurement of Mechanical Strain Using Chromatic Monitoring of Photoelasticity (Conference Paper)

    Garza, C., Deakin, A. G., Jones, G. R., Spencer, J. W., & Hon, K. K. B. (n.d.). Measurement of Mechanical Strain Using Chromatic Monitoring of Photoelasticity. In Applied Mechanics and Materials Vol. 24-25 (pp. 123-128). Trans Tech Publications, Ltd.. doi:10.4028/www.scientific.net/amm.24-25.123

    DOI: 10.4028/www.scientific.net/amm.24-25.123

    Airborne particle monitoring with urban closed-circuit television camera networks and a chromatic technique (Journal article)

    Kolupula, Y. R., Aceves-Fernandez, M. A., Jones, G. R., Deakin, A. G., & Spencer, J. W. (2010). Airborne particle monitoring with urban closed-circuit television camera networks and a chromatic technique. Measurement Science and Technology, 21(11), 115204. doi:10.1088/0957-0233/21/11/115204

    DOI: 10.1088/0957-0233/21/11/115204

    Characterisation of partial discharge signals using a chromatic approach (Conference Paper)

    Ragaa, M., Spencer, J. W., Jones, G. R., & Deakin, A. G. (2010). Characterisation of partial discharge signals using a chromatic approach. In 18th International Conference on Gas Discharges and their Applications (pp. 556-559). Greifswald: LOC.

    Convoluted arc column formation with moving electrodes (Conference Paper)

    Shpanin, L. M., Jones, G. R., Spencer, J. W., & Humphries, J. E. (2010). Convoluted arc column formation with moving electrodes. In 18th International Conference on Gas Discharges and their Applications (pp. 162-165). Greifswald: LOC.

    Influence of combustion on polymer arc interrution (Conference Paper)

    Brookes, R. J., & Spencer, J. W. (2010). Influence of combustion on polymer arc interrution. In 18th International Conference on Gas Discharges and their Applications (pp. 102-105). Greifswald: LOC.

    Investigation of low current arc interruption performance of a non-SF6 interrupter unit operating with polymeric materials (Conference Paper)

    Looe, H. M., Humphries, J. E., & Spencer, J. W. (2010). Investigation of low current arc interruption performance of a non-SF6 interrupter unit operating with polymeric materials. In 18th International Conference on Gas Discharges and their Applications (pp. 110-113). Greifswald: LOC.

    Pressurisation characterisitics of polymeric interruption media (Conference Paper)

    Brookes, R. J., & Spencer, J. W. (2010). Pressurisation characterisitics of polymeric interruption media. In 18th International Conference on Gas Discharges and their Interactions (pp. 70-73). Greifswald: LOC.

    2009

    Current Interruption Using Electromagnetically Convolved Electric Arcs in Gases (Journal article)

    Shpanin, L. M., Jones, G. R., Humphries, J. E., & Spencer, J. W. (2009). Current Interruption Using Electromagnetically Convolved Electric Arcs in Gases. IEEE TRANSACTIONS ON POWER DELIVERY, 24(4), 1924-1930. doi:10.1109/TPWRD.2009.2028812

    DOI: 10.1109/TPWRD.2009.2028812

    Small object monitoring for sensitive indoor compounds (Journal article)

    Govinda, V., Ralph, J. F., Spencer, J. W., & Goulermas, J. Y. (2009). Small object monitoring for sensitive indoor compounds. MEASUREMENT, 42(6), 815-829. doi:10.1016/j.measurement.2009.01.005

    DOI: 10.1016/j.measurement.2009.01.005

    A portable liquor monitoring system using a PC-based chromatic technique (Journal article)

    Jones, G. R., Deakin, A. G., Brookes, R. J., & Spencer, J. W. (2009). A portable liquor monitoring system using a PC-based chromatic technique. Measurement Science and Technology, 20(7), 075305. doi:10.1088/0957-0233/20/7/075305

    DOI: 10.1088/0957-0233/20/7/075305

    Capability of a Portable Chromatic Unit for Monitoring Airborne Particles over Wide Urban Areas (Journal article)

    Aceves-Fernandez, M. A., Jones, G. R., Kolupula, Y. R., Reichelt, T., Spencer, J. W., Pedraza-Ortega, C., & Gorrostieta, E. (2009). Capability of a Portable Chromatic Unit for Monitoring Airborne Particles over Wide Urban Areas. Journal of Sensors, 2009, 1-7. doi:10.1155/2009/693801

    DOI: 10.1155/2009/693801

    Chromatic signatures of broadband optical spectra for liquor discrimination (Journal article)

    Jones, G. R., Deakin, A. G., & Spencer, J. W. (2009). Chromatic signatures of broadband optical spectra for liquor discrimination. Measurement Science and Technology, 20(2), 025304. doi:10.1088/0957-0233/20/2/025304

    DOI: 10.1088/0957-0233/20/2/025304

    Domiliciary health care monitoring system using chromaticity (Conference Paper)

    Yang, L., Spencer, J. W., Jones, G. R., Smith, D. H., Deakin, A. G., & Wong, K. (2009). Domiliciary health care monitoring system using chromaticity. In International Conference on Telehealth and Assistive Technology (pp. 88-95). Cambridge MA: IASTED.

    Monitoring changes in the speckle field from an optical fibre exposed to low frequency acoustical vibrations (Journal article)

    Oraby, O. A., Spencer, J. W., & Jones, G. R. (2009). Monitoring changes in the speckle field from an optical fibre exposed to low frequency acoustical vibrations. Journal of Modern Optics, 56(1), 55-66. doi:10.1080/09500340802450573

    DOI: 10.1080/09500340802450573

    2008

    Electromagnetic arc convolution and enhanced PTFE ablation for current interruption (Conference Paper)

    Shpanin, L. M., Jones, G. R., Spencer, J. W., & Humphries, J. E. (2008). Electromagnetic arc convolution and enhanced PTFE ablation for current interruption. In GD 2008 - 17th International Conference on Gas Discharges and Their Applications (pp. 133-136).

    Control and Propulsion of an Atmospheric Pressure Plasma Ring (Journal article)

    Shpanin, L. M., Jones, G. R., Spencer, J. W., & Djakov, B. E. (2008). Control and Propulsion of an Atmospheric Pressure Plasma Ring. IEEE Transactions on Plasma Science, 36(5), 2795-2800. doi:10.1109/tps.2008.2004269

    DOI: 10.1109/tps.2008.2004269

    "Chromatic Monitoring of Complex Conditions" (Book)

    Jones, G. R., Deakin., A. G., & Spencer, J. W. (Eds.) (2008). "Chromatic Monitoring of Complex Conditions" (Vol. 1). Florida, USA: Taylor and Francis.

    A chromatic analysis of current interrupters (Conference Paper)

    Jones, G. R., Spencer, J. W., Shpanin, L. M., & Deakin, A. G. (2008). A chromatic analysis of current interrupters. In International Conference on Gas Discharges (pp. 153-156). Cardiff: Local Organising Committee.

    Chromatic Monitoring of Industrial Liquids (Chapter)

    Spencer, J. W. (2008). Chromatic Monitoring of Industrial Liquids. In G. R. Jones, A. G. Deakin, & J. W. Spencer (Eds.), Chromatic Monitoring of Complex Conditions (pp. 93-112). Boca Ralton: CRC Press.

    Control and propulsion of an atmospheric pressure plasma ring (Conference Paper)

    Shpanin, L. M., Jones, G. R., Spencer, J. W., & Djakov, B. E. (2008). Control and propulsion of an atmospheric pressure plasma ring. In International Conference on Plasma Science (pp. 1). Karlsruhe: IEEE.

    Development of a Non-SF6 Self Blast Interrupter Unit (Conference Paper)

    Looe, H. M., Yan, J. D., & Spencer, J. W. (2008). Development of a Non-SF6 Self Blast Interrupter Unit. In International Conference on Gas Discharges (pp. 117-120). Cardiff: Local Organising Committee.

    Investigation using atomic spectroscopy for the analysis of arc discharges in switchgear operating with polymeric replacements for SF6 (Conference Paper)

    Brookes, R. J., Looe, H. M., & Spencer, J. W. (2008). Investigation using atomic spectroscopy for the analysis of arc discharges in switchgear operating with polymeric replacements for SF6. In International Conference on Gas Discharges (pp. 112-124). Cardiff: Local Organising Committee.

    Monitoring of Complex Systems (Conference Paper)

    Spencer, J. W. (2008). Monitoring of Complex Systems. In International Conference on Gas Discharges (pp. 41-48). Cardiff: Local Organising Committee.

    Other Chtomatic Processing Algorithms (Chapter)

    Jones, G. R., Pavlova, P., & Spencer, J. W. (2008). Other Chtomatic Processing Algorithms. In G. R. Jones, A. G. Deakin, J. W. Spencer, B. Jones, & W. B. Spillman (Eds.), Chromatic Monitoring of Complex Conditions (pp. 47-60). Boca Ralton: CRC Press.

    Pixel decomposition for tracking in low resolution videos (Conference Paper)

    Govinda, V., Ralph, J. F., Spencer, J. W., Goulermas, J. Y., Yang, L., & Abbas, A. M. (2008). Pixel decomposition for tracking in low resolution videos. In SIGNAL AND DATA PROCESSING OF SMALL TARGETS 2008 Vol. 6969. doi:10.1117/12.777502

    DOI: 10.1117/12.777502

    2007

    "Propulsion of a Plasma Ring in a Rotary Arc Device at Atmospheric Pressure" (Journal article)

    Djakov, B. E., Shpanin, L. M., Spencer, J. W., & Jones, G. R. (2007). "Propulsion of a Plasma Ring in a Rotary Arc Device at Atmospheric Pressure". Journal of Theoretical and Applied Mechanics, 37(1), 39-54.

    2006

    Chromatic based method for monitoring electrode wear (Conference Paper)

    Humphries, J. E., Koh, A., Spencer, J. W., Mori, T., Ikeda, H., & Kanazawa, Y. (2006). Chromatic based method for monitoring electrode wear. In 16th Interanational Conference on Gas Discharges and their Applications Vol. 2 (pp. 665-668). Xian: Xian Jiatong University GD2006 Local Organising Committee.

    Chromatic modulation monitoring of airborne particulates (Journal article)

    Reichelt, T. E., Fernandez, M. A. A., Kolupula, Y. R., Pate, A., Spencer, J. W., & Jones, G. R. (2006). Chromatic modulation monitoring of airborne particulates. Measurement Science and Technology, 17(4), 675-683. doi:10.1088/0957-0233/17/4/011

    DOI: 10.1088/0957-0233/17/4/011

    Feasibility study of electrode wear monitoring by spectra measurement (Conference Paper)

    Mori, T., Kanazawa, Y., Kawano, H., Ikeda, H., Humphries, J. E., Koh, A., & Spencer, J. W. (2006). Feasibility study of electrode wear monitoring by spectra measurement. In 16th Interanational Conference on Gas Discharges and their Applications Vol. 2 (pp. 721-724). Xian: Xian Jiatong University GD2006 Local Organising Committee.

    Formation and propulsion of an atmospheric plasma ring (Conference Paper)

    Shpanin, L. M., Turner, D. R., Humphries, J. E., Spencer, J. W., Jones, G. R., & Djakov, B. E. (2006). Formation and propulsion of an atmospheric plasma ring. In 16th Interanational Conference on Gas Discharges and their Applications Vol. 1 (pp. 5-8). Xian: Xian Jiatong University GD2006 Local Organising Committee.

    Monitoring hot gas movement inside a SF6 filled rotary arc unit (Conference Paper)

    Young, K., & Spencer, J. W. (2006). Monitoring hot gas movement inside a SF6 filled rotary arc unit. In International Conference on Gas Discharges and their Applications Vol. 1 (pp. 1-4). Xian: Xian Jiatong University GD2006 Local Organising Committee.

    Polychromatic monitoring of complex biological systems (Journal article)

    Rallis, I., Glomon, L., Deakin, A. G., Spencer, J. W., & Jones, G. R. (2006). Polychromatic monitoring of complex biological systems. Sensor Review, 26(1), 45-50.

    The use of spatially distributed magnetic fields for arc control and current interruption at atmospheric pressure (Conference Paper)

    Shpanin, L. M., Humphries, J. E., Spencer, J. W., Jones, G. R., & Turner, D. R. (2006). The use of spatially distributed magnetic fields for arc control and current interruption at atmospheric pressure. In 16th Interanational Conference on Gas Discharges and their Applications Vol. 1 (pp. 41-44). Xian: Xian Jiatong University GD2006 Local Organising Committee.

    Towards 'Holistic chromatic intelligent monitoring of complex systems' (Journal article)

    Deakin, A. G., Rallis, I., Zhang, Z., Spencer, J. W., & Jones, G. R. (2006). Towards 'Holistic chromatic intelligent monitoring of complex systems'. Sensor Review, 26(1), 11-17.

    2005

    Non-Orthognal Monitoring of Complex Systems (Patent)

    Jones, G., Spencer, J., & Dodds, P. (2005). Non-Orthognal Monitoring of Complex Systems.

    Non-orthognal Signal Monitoring (Patent)

    Jones, G., Spencer, J., Deakin, A., & Zhang, J. (2005). Non-orthognal Signal Monitoring.

    Chromatic Methodologies for Information Extraction from Complex Data Sets (Conference Paper)

    Kolupula, Y. R., Reichelt, T. E., Aceves Fernandez, M. A., & Deakin, A. G. (2005). Chromatic Methodologies for Information Extraction from Complex Data Sets. In Complexity Science and Society (pp. 68-76). Liverpool: Local Organising Committee.

    Chromatic Methodologies for Information Extraction from Complex Data jets (Conference Paper)

    Kolupula, Y. R., Reichelt, T. E., Acerz Fernandez, M. A., Deakin, A. G., Spencer, J. W., & Jones, G. R. (2005). Chromatic Methodologies for Information Extraction from Complex Data jets. In Complexity Science and Society (pp. 68-76). Liverpool: Local Organising Committee.

    Chromatic classification of RF signals produced by electrical discharges in HV transformers (Journal article)

    Zhang, J., Jones, G. R., Spencer, J. W., Jarman, P., Kemp, I. J., Wang, Z., . . . Aggarwal, R. K. (2005). Chromatic classification of RF signals produced by electrical discharges in HV transformers. IEE Proceedings - Generation, Transmission and Distribution, 152(5), 629. doi:10.1049/ip-gtd:20045076

    DOI: 10.1049/ip-gtd:20045076

    Chromatic processing of DGA data produced by partial discharges for the prognosis of HV transformer behaviour (Journal article)

    Zhang, J., Jones, G. R., Deakin, A. G., & Spencer, J. W. (2005). Chromatic processing of DGA data produced by partial discharges for the prognosis of HV transformer behaviour. Measurement Science and Technology, 16(2), 556-561. doi:10.1088/0957-0233/16/2/031

    DOI: 10.1088/0957-0233/16/2/031

    Diagnostic measurements on rotary arcs in hollow polymeric cylinders (Journal article)

    Mori, T., Spencer, J. W., Humphries, J., & Jones, G. R. (2005). Diagnostic measurements on rotary arcs in hollow polymeric cylinders. IEEE TRANSACTIONS ON POWER DELIVERY, 20(2), 765-771. doi:10.1109/TPWRD.2004.838635

    DOI: 10.1109/TPWRD.2004.838635

    Effect of chromatic filter characteristics in quantifying complex data (Conference Paper)

    Koh, A., Dean, E. M., Zhang, J., Jones, G. R., & Spencer., J. W. (2005). Effect of chromatic filter characteristics in quantifying complex data. In Complexity Science and Society (pp. 46-51). Liverpool: Local Organising Committee.

    Location Determination of an Entity by Remote Chromatic Processing of its Emanations (Conference Paper)

    Looe, H. M., Lappas, C., Spencer, J. W., & Jones., G. R. (2005). Location Determination of an Entity by Remote Chromatic Processing of its Emanations. In Complexity Science and Society (pp. 29-34). Liverpool: Local Organising Committee.

    Multistimulus Chromatic Processing of Complex Signals (Conference Paper)

    Jones, G. R., Deakin, A. G., & Spencer., J. W. (2005). Multistimulus Chromatic Processing of Complex Signals. In Complexity, Science and Society (pp. 5-15). Liverpool: CIMS.

    Multiwavelength sensing of smoke using a polychromatic LED: Mie extinction characterization using HLS analysis (Journal article)

    Aspey, R. A., Brazier, K. J., & Spencer, J. W. (2005). Multiwavelength sensing of smoke using a polychromatic LED: Mie extinction characterization using HLS analysis. IEEE Sensors Journal, 5(5), 1050-1056. doi:10.1109/jsen.2005.845207

    DOI: 10.1109/jsen.2005.845207

    Novel sensing techniques for industrial scalebio-digesters. (Conference Paper)

    Rallis, I., Deakin, A., Spencer, J. W., & Jones., G. R. (2005). Novel sensing techniques for industrial scalebio-digesters.. In 17th Int. Conf. on Optical Fibre Sensors. (pp. 123-126). Bruges: SPIE.

    Polychromatic Monitoring of Complex Biological Factors (Conference Paper)

    Rallis, I., Glomon, L., Deakin, A. G., Spencer, J. W., & Jones., G. R. (2005). Polychromatic Monitoring of Complex Biological Factors. In Complexity Science and Society (pp. 40-45). Liverpool: Local Organising Committee.

    Properties and performance of a new compact HF aerial design for multi-band operation. (Journal article)

    Telfer, D., & Spencer., J. W. (2005). Properties and performance of a new compact HF aerial design for multi-band operation.. Acta Polytechnica, 45(4), 11-17.

    Towards Holistic Chromatic Intelligent Monitoring of Complex Systems (Conference Paper)

    Deakin, G., Rallis, I., Zhang, J., Spencer, J. W., & Jones., G. R. (2005). Towards Holistic Chromatic Intelligent Monitoring of Complex Systems. In Complexity Science and Society (pp. 16-23). Liverpool: Local Organising Committee.

    2004

    Circuit Breaker (Patent)

    Humphries, J. E., Telfer, D. J., Jones, G. R., & Spencer, J. W. (2004). Circuit Breaker.

    A Novel Approach to Power Circuit Breaker Design for Replacement of SF6 (Journal article)

    Telfer, D., Spencer, J. W., Jones, G. R., & Humphries, J. E. (2004). A Novel Approach to Power Circuit Breaker Design for Replacement of SF6. Acta Polytechnica, 44(2), 72-76.

    Optical measurements and monitoring in high voltage environments (Chapter)

    Jones, G. R., Spencer, J. W., & Yan, J. D. (2004). Optical measurements and monitoring in high voltage environments. In M. Haddad, & D. Warne (Eds.), Advances in High Voltage Engineering (Vol. 12, pp. 545-590). London: IEE.

    Optical sensing of smoke using a polychromatic LED: combustion material identification using HLS analysis (Journal article)

    Aspey, R. A., Brazier, K. J., & Spencer, J. W. (2004). Optical sensing of smoke using a polychromatic LED: combustion material identification using HLS analysis. Sensor Review, 24(2), 199-205. doi:10.1108/02602280410525986

    DOI: 10.1108/02602280410525986

    2003

    An entropy-switched adaptive smoothing approach for time sensor data (Journal article)

    Jones, G. R., Telfer, D. J., & Spencer, J. W. (2003). An entropy-switched adaptive smoothing approach for time sensor data. Sensor Review, 23(1).

    Entropy based gradient detection algorithm for noise removal (Journal article)

    Telfer, D., Jones, G. R., & Spencer, J. W. (2003). Entropy based gradient detection algorithm for noise removal. Sensor Review., 40(1), 44-53.

    Linearization of chromatic change in a polychromatic current transformer (Journal article)

    Aspey, R. A., Brazier, K. J., Li, G. D., & Spencer, J. W. (2003). Linearization of chromatic change in a polychromatic current transformer. IEEE Transactions on Power Delivery, 18(1), 26-33. doi:10.1109/tpwrd.2002.807745

    DOI: 10.1109/tpwrd.2002.807745

    Sensing the arc. (Journal article)

    Spencer, J. W. (2003). Sensing the arc.. Sensor Review, 23(1), 7-8.

    2002

    " Entropy Based Gradient Detection for Noise Removal from Arc Voltage Traces" (Conference Paper)

    Telfer, D. J., Spencer, J. W., & Jones, G. R. (2002). " Entropy Based Gradient Detection for Noise Removal from Arc Voltage Traces". In International Conference on Gas Discharges and their Applications Vol. 1 (pp. 268-271). Liverpool: University of Liverpool.

    "SF6 Rotary Arcs in Hollow Polymeric Cylinders" (Conference Paper)

    Mori, T., Spencer, J. W., Humphries, J. E., & Jones, G. R. (2002). "SF6 Rotary Arcs in Hollow Polymeric Cylinders". In XIV International Conference on Gas Discharges and their Applications Vol. 1 (pp. 115-118). Liverpool: University of Liverpool.

    "The Influence of PTFE on Arc Quenching in an Experimental Self Pressurised Circuit Breaker" (Conference Paper)

    Telfer, D. J., Humphries, J. E., Spencer, J. W., & Jones, G. R. (2002). "The Influence of PTFE on Arc Quenching in an Experimental Self Pressurised Circuit Breaker". In XIV International Conference on Gas Discharges and their Applications Vol. 1 (pp. 91-94). Liverpool: University of Liverpool.

    An Application of Chromatic Processing for Interpreting Data from a Mass Spectrometer. (Journal article)

    Spencer, J. W., Yuan, D. W., & Jones., G. R. (2002). An Application of Chromatic Processing for Interpreting Data from a Mass Spectrometer.. Int. Journal on Vacuum., 69(1-3), 441-444.

    2001

    Gas Filled interrupters-fundamentals (Chapter)

    Jones, G. R. (2001). Gas Filled interrupters-fundamentals. In H. M. Ryan (Ed.), High Voltage Engineering and Testing (Vol. CH7, pp. 273-298). *London: The Institution of Electrical Engineers*.

    1999

    Optical-fibre-based investigations of contact travel, gas pressure and particle concentration in SF6 puffer circuit breakers (Journal article)

    Isaac, L. T., Spencer, J. W., Humphries, J., Jones, G. R., & Hall, W. (1999). Optical-fibre-based investigations of contact travel, gas pressure and particle concentration in SF6 puffer circuit breakers. IEE PROCEEDINGS-GENERATION TRANSMISSION AND DISTRIBUTION, 146(5), 453-458. doi:10.1049/ip-gtd:19990331

    DOI: 10.1049/ip-gtd:19990331

    Monitoring particle concentrations produced by arcing in SF6 circuit breakers using a chromatic modulation probe (Journal article)

    Isaac, L. T., Jones, G. R., Humphries, J. E., Spencer, J. W., & Hall, W. B. (1999). Monitoring particle concentrations produced by arcing in SF6 circuit breakers using a chromatic modulation probe. IEE PROCEEDINGS-SCIENCE MEASUREMENT AND TECHNOLOGY, 146(4), 199-204. doi:10.1049/ip-smt:19990224

    DOI: 10.1049/ip-smt:19990224

    1998

    The chromatic approach to the intelligent monitoring of HV equipment using arrays of optical fibre sensors (Journal article)

    Jones, G. R., Cosgrave, J., Russell, P. C., Messent, D., Spencer, J. W., Humphries, J. E., & Singh, T. (1998). The chromatic approach to the intelligent monitoring of HV equipment using arrays of optical fibre sensors. IEE Colloquium (Digest), (448).

    Optical fibre sensing as a basis for the intelligent monitoring of power switchgear (Conference Paper)

    Jones, G. R., Spencer, J. W., Cosgrave, J. A., Issac, L. T., Humphries, J. E., Messent, D. W., . . . IEE. (1998). Optical fibre sensing as a basis for the intelligent monitoring of power switchgear. In FIFTH INTERNATIONAL CONFERENCE ON TRENDS IN DISTRIBUTION SWITCHGEAR: 400V-145KV FOR UTILITIES AND PRIVATE NETWORKS (pp. 181-186). Retrieved from http://gateway.webofknowledge.com/

    1996

    Online compensation and calibration of a chromatically addressed, photoelastic strain sensor with optical fibre transmission (Journal article)

    Humphries, J., Harrison, J. A., Spencer, J. W., & Jones, G. R. (1996). Online compensation and calibration of a chromatically addressed, photoelastic strain sensor with optical fibre transmission. IEE PROCEEDINGS-SCIENCE MEASUREMENT AND TECHNOLOGY, 143(3), 166-170. doi:10.1049/ip-smt:19960352

    DOI: 10.1049/ip-smt:19960352

    1995

    Temperature sensor based on a Fabry-Perot interferometer addressed by low coherent light (Conference Paper)

    Singh, P. T., Spencer, J. W., Li, G., Jones, G. R., Humphries, J. E., Dancaster, J., . . . Dean, E. (1995). Temperature sensor based on a Fabry-Perot interferometer addressed by low coherent light. In IEE Colloquium (Digest).

    1994

    Fibre Optic Sensor System Assessment in Radiation Environments (Journal article)

    Humphries, J. E., Spencer, J. W., Smith, R., Smith, S. R., Jones, G. R., Fitzgerald, A., . . . Pater, A. (1994). Fibre Optic Sensor System Assessment in Radiation Environments. Spie publication on Optical Fibre Sensing and Systems in Nuclear Environments, 2425, 96-104.

    FIBRE OPTIC SENSOR SYSTEM ASSESSMENT IN RADIATION ENVIRONMENTS (Conference Paper)

    SPENCER, J. W., SMITH, R., SMITH, S. R., HUMPHRIES, J., JONES, G. R., FITZGERALD, A., . . . PATER, L. (1994). FIBRE OPTIC SENSOR SYSTEM ASSESSMENT IN RADIATION ENVIRONMENTS. In OPTICAL FIBRE SENSING AND SYSTEMS IN NUCLEAR ENVIRONMENTS Vol. 2425 (pp. 96-104). doi:10.1117/12.198628

    DOI: 10.1117/12.198628