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Li, Ke, Evans, Paul and Johnson, Christopher Mark (2018) Characterisation and modeling of Gallium nitride power semiconductor devices dynamic on-state resistance. IEEE Transactions on Power Electronics, 33 (6). pp. 5262-5273. ISSN 0885-8993

Li, Jianfeng, Dai, Jingru and Johnson, Christopher Mark (2018) Comparison of power cycling reliability of flexible PCB interconnect smaller/thinner and larger/thicker power devices with topside Sn-3.5Ag solder joints. Microelectronics Reliability, 84 . pp. 55-65. ISSN 0026-2714

Dai, Jingru, Li, Jianfeng, Agyakwa, Pearl, Corfield, Martin and Johnson, Christopher Mark (2018) Comparative thermal and structural characterization of sintered nano-silver and high-lead solder die attachments during power cycling. IEEE Transactions on Device and Materials Reliability . ISSN 1530-4388 (In Press)

Zhang, Hui, Li, Jianfeng, Dai, Jingru, Corfield, Martin, Liu, Xuejian, Liu, Yan, Huang, Zhengren and Johnson, Christopher Mark (2018) Improved reliability of planar power interconnect with ceramic-based structure. IEEE Journal of Emerging and Selected Topics in Power Electronics, 6 (1). pp. 175-187. ISSN 2168-6785

Dai, Jingru, Li, Jianfeng, Agyakwa, Pearl and Johnson, Christopher Mark (2017) Time-efficient sintering processes to attach power devices using nanosilver dry film. Journal of Microelectronics and Electronic Packaging, 14 (4). pp. 140-149. ISSN 1551-4897

Eleffendi, Mohd Amir and Johnson, Christopher Mark (2017) In-service diagnostics for wire-bond lift-off and solder fatigue of power semiconductor packages. IEEE Transactions on Power Electronics, 32 (9). pp. 7187-7198. ISSN 0885-8993

Li, Jianfeng, Castellazzi, Alberto, Eleffendi, Mohd Amir, Gurpinar, Emre, Johnson, Christopher Mark and Mills, Liam (2017) A physical RC network model for electro-thermal analysis of a multichip SiC power module. IEEE Transactions on Power Electronics, 33 (3). pp. 2494-2508. ISSN 0885-8993

Li, Jianfeng, Yaqub, Imran, Corfield, Martin and Johnson, Christopher Mark (2017) Interconnect materials enabling IGBT modules to achieve stable short circuit failure behavior. IEEE Transactions on Components, Packaging, and Manufacturing Technology, 7 (5). pp. 734-744. ISSN 2156-3950

Abebe, Robert, Vakil, Gaurang, Lo Calzo, Giovanni, Cox, Thomas, Lambert, Simon, Johnson, Christopher Mark, Gerada, C. and Mecrow, Barrie (2016) Integrated motor drives: state of the art and future trends. IET Electric Power Applications, 10 (8). pp. 757-771. ISSN 1751-8679

Arjmand, Elahjeh, Agyakwa, Pearl, Corfield, Martin, Li, Jianfeng and Johnson, Christopher Mark (2016) Predicting lifetime of thick Al wire bonds using signals obtained from ultrasonic generator. IEEE Transactions on Components, Packaging and Manufacturing Technology, 6 (5). pp. 814-821. ISSN 2156-3985

Agyakwa, Pearl, Yang, Li, Arjmand, Elahjeh, Evans, Paul, Corfield, Martin and Johnson, Christopher Mark (2016) Damage evolution in Al wire bonds subjected to a junction temperature fluctuation of 30 K. Journal of Electronic Materials . pp. 1-14. ISSN 1543-186X

Effah, Francis Boafo, Watson, Alan James, Ji, Chao, Amankwah, Emmanuel K., Johnson, Christopher Mark, Davidson, Colin and Clare, Jon C. (2016) Hybrid HVDC circuit breaker with self-powered gate drives. IET Power Electronics, 9 (2). pp. 228-236. ISSN 1755-4543

Fazeli, Amir, Sumner, M., Johnson, Christopher Mark and Christopher, Edward (2015) Real-time deterministic power flow control through dispatch of distributed energy resources. IET Generation, Transmission & Distribution, 9 (16). pp. 2724-2735. ISSN 1751-8695

Yaqub, Imran, Li, Jianfeng and Johnson, Christopher Mark (2015) Dependence of overcurrent failure modes of IGBT modules on interconnect technologies. Microelectronics Reliability, 55 (12). pp. 2596-2605. ISSN 0026-2714

Li, Jianfeng, Castellazzi, Alberto, Dai, Tianxiang, Corfield, Martin, Solomon, Adane Kassa and Johnson, Christopher Mark (2015) Built-in reliability design of highly integrated solid-state power switches with metal bump interconnects. IEEE Transactions on Power Electronics, 30 (5). pp. 2587-2600. ISSN 0885-8993

Li, Jianfeng, Castellazzi, Alberto, Dai, Tianxiang, Corfield, Martin, Solomon, Adane Kassa and Johnson, Christopher Mark (2015) Built-in reliability design of highly integrated solid-state power switches with metal bump interconnects. IEEE Transactions on Power Electronics, 30 (5). pp. 2587-2600. ISSN 0885-8993

Eleffendi, Mohd. Amir and Johnson, Christopher Mark (2015) Application of Kalman filter to estimate junction temperature in IGBT power modules. IEEE Transactions on Power Electronics, 31 (2). pp. 1576-1587. ISSN 0885-8993

Li, Jianfeng, Johnson, Christopher Mark, Buttay, Cyril, Sabbah, Wissam and Azzopardi, Stéphane (2015) Bonding strength of multiple SiC die attachment prepared by sintering of Ag nanoparticles. Journal of Materials Processing Technology, 215 . pp. 299-308. ISSN 0924-0136

Solomon, Adane Kassa, Li, Jianfeng, Castellazzi, Alberto and Johnson, Christopher Mark (2015) Integrated half-bridge switch using 70-μm-thin devices and hollow interconnects. IEEE Transactions on Industry Applications, 51 (1). pp. 556-566. ISSN 1939-9367

Mussallam, Mahera, Yin, Chunyan, Bailey, Christopher and Johnson, Christopher Mark (2014) Mission profile-based reliability design and real-time life consumption estimation in power electronics. IEEE Transactions on Power Electronics, 30 (5). pp. 2601-2613. ISSN 0885-8993

Wang, Yun, Li, Jianfeng, Agyakwa, Pearl, Johnson, Christopher Mark and Li, Shuguang (2014) Quantitative microstructure characterization of Ag nanoparticle sintered joints for power die attachment. Molecular Crystals and Liquid Crystals, 604 (1). pp. 11-26. ISSN 1542-1406

Li, J.F., Agyakwa, Pearl and Johnson, Christopher Mark (2014) Interdiffusion coefficients of binary multiphase systems with consideration of variation in Molar volumes. International Journal of Materials Engineering and Technology, 12 (1). pp. 25-36. ISSN 0975-0444

Teerakawanich, Nithiphat and Johnson, Christopher Mark (2014) Design optimization of quasi-active gate control for series-connected power devices. IEEE Transactions on Power Electronics, 29 (6). pp. 2705-2714. ISSN 1941-0107

Li, Jianfeng, Agyakwa, Pearl and Johnson, Christopher Mark (2014) Suitable thicknesses of base metal and interlayer, and evolution of phases for Ag/Sn/Ag transient liquid-phase joints used for power die attachment. Journal of Electronic Materials, 43 (4). pp. 983-995. ISSN 0361-5235

Conference or Workshop Item

DiMarino, C., Mouawad, Bassem, Skuriat, Robert, Li, Ke, Xu, L., Johnson, Christopher Mark and Boroyevich, D. (2018) A wire-bond-less 10 KV SiC MOSFET power module with reduced common-mode noise and electric field. In: PCIM 2018 - International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, 5-7 June 2018, Nuremberg, Germany.

Mouawad, Bassem, Espina, Jordi, Li, Jianfeng, Empringham, Lee and Johnson, Christopher Mark (2018) Novel silicon carbide integrated power module for EV application. In: WiPDA 2018 - IEEE Workshop on Wide Bandgap Power Devices and Applications in Asia, 17-19 May 2018, XI' AN Shaanxi, China.

Ahmadi, Behzad, Espina, Jordi, De Lillo, Liliana, Abebe, Robert, Empringham, Lee and Johnson, Christopher Mark (2018) Next generation integrated drive: a novel thermal and electrical integration technique for high power density converters used in automotive drive systems. In: 9th International Conference on Power Electronics, Machines and Drives (PEMD 2018), 17-19 April 2018, Liverpool, UK.

Ganjavi, Amin, Christopher, Edward, Johnson, Christopher Mark and Clare, Jon C. (2017) A study on probability of distribution loads based on expectation maximization algorithm. In: Innovative Smart Grid Technologies (ISGT 2017), 23-26 April 2017, Arlington, VA, USA.

Ganjavi, Amin, Christopher, Edward, Johnson, Christopher Mark and Clare, Jon C. (2017) A new analysis for finding the optimum power rating of low voltage distribution power electronics based on statistics and probabilities. In: EPE 2017 ECCE Europe, 11-14 Sept 2017, Warsaw, Poland.

Di Marino, Christina, Boroyevich, Dushan, Burgos, Rolando, Johnson, Christopher Mark and Lu, G.-Q. (2017) Design and development of a high-density, high-speed 10 kV SiC MOSFET module. In: 2017 19th European Conference on Power Electronics and Applications (EPE'17 ECCE Europe), 11-14 Sept 2017, Warsaw, Poland.

Li, Ke, Evans, Paul and Johnson, Christopher Mark (2017) Using multi time-scale electro-thermal simulation approach to evaluate SiC-MOSFET power C=converter in virtual prototyping design tool. In: IEEE COMPEL 2017, 9-12 Jul 2017, Stanford, California, USA.

Espina, Jordi, Ahmadi, Behzad, Empringham, Lee, De Lillo, Liliana and Johnson, Christopher Mark (2017) Highly-integrated power cell for high-power wide band-gap power converters. In: 2017 IEEE 3rd International Future Energy Electronics Conference and ECCE Asia (IFEEC 2017 - ECCE Asia), 3-7 June 2017, Kaohsiung, Taiwan.

Zhang, Zhe and Johnson, Christopher Mark (2017) Suppression of electromagnetic interference using screening and shielding techniques within switching cells. In: 2017 IEEE International Workshop On Integrated Power Packaging (IWIPP), 5-7 April 2017, Delft, Netherlands.

Li, Ke, Evans, Paul and Johnson, Christopher Mark (2016) SiC and GaN power transistors switching energy evaluation in hard and soft switching conditions. In: 4th IEEE Workshop on Wide Bandgap Power Devices and Applications (WiPDA 2016), 7-9 Nov 2016, Fayetteville, Arkansas, USA.

Ji, Chao, Watson, Alan James, Clare, Jon C. and Johnson, Christopher Mark (2016) A novel full soft-switching resonant power converter for mid-feeder voltage regulation of low voltage distribution network. In: 18th European Conference on Power Electronics and Applications, 5-9 September 2016, Karlsruhe, Germany.

Li, Ke, Evans, Paul and Johnson, Christopher Mark (2016) SiC/GaN power semiconductor devices theoretical comparison and experimental evaluation. In: 13th IEEE Vehicle Power and Propulsion Conference (VPPC 2016), 17-20 Oct 2016, Hangzhou, China.

Li, Ke, Evans, Paul and Johnson, Christopher Mark (2016) Developing power semiconductor device model for virtual prototyping of power electronics systems. In: 13th IEEE Vehicle Power and Propulsion Conference (VPPC 2016), 17-20 Oct 2016, Hangzhou, China.

Ji, Chao, Watson, Alan James, Clare, Jon C. and Johnson, Christopher Mark (2016) A novel full soft-switching resonant power converter for mid-feeder voltage regulation of low voltage distribution network. In: 2016 18th European Conference on Power Electronics and Applications (EPE'16 ECCE Europe),, 5-9 September 2016, Karlsruhe, Germany.

Li, Ke, Evans, Paul and Johnson, Christopher Mark (2016) GaN-HEMT dynamic ON-state resistance characterisation and modelling. In: 17th IEEE Workshop on Control and Modeling for Power Electronics, COMPEL 2016, 27–30 June 2016, Trondheim, Norway.

Li, Jianfeng, Yaqub, Imran and Johnson, Christopher Mark (2016) Selection of materials for IGBT modules to achieve stable short circuit failure behaviour. In: PCIM Asia 2016, 28-30 June 2016, Shanghai, China.

Mouawad, Bassem, Li, Jianfeng, Castellazzi, Alberto and Johnson, Christopher Mark (2016) Reliable integration of a high performance multi-chip half-bridge SiC power module. In: 6th Electronics System-Integration Technology Conference (ESTC’16), 13-16 Sept. 2016, Grenoble, France.

Li, Jianfeng, Mouawad, Bassem, Castellazzi, Alberto, Friedrichs, Peter and Johnson, Christopher Mark (2016) Low parasitic inductance multi-chip SiC devices packaging technology. In: 18th European Conference on Power Electronics and Applications, 5-9 September 2016, Karlsruhe, Germany.

Mouawad, Bassem, Li, Jianfeng, Castellazzi, Alberto, Johnson, Christopher Mark, Erlbacher, Tobias and Friedriches, Peter (2016) Low inductance 2.5kV packaging technology for SiC switches. In: 9th International Conference on Integrated Power Electronics Systems, 08-10 Mar 2016, Nuremberg, Germany.

Mouawad, Bassem, Li, Jianfeng, Castellazzi, Alberto and Johnson, Christopher Mark (2015) Hybrid half-bridge package for high voltage application. In: 28th International Symposium on Power Semiconductor Devices and ICs (ISPSD), 12-16 June 2016, Prague, Czech Republic.

Fazeli, Amir, Johnson, Christopher Mark, Sumner, M. and Christopher, Edward (2015) A novel stochastic modelling approach for electric vehicle charging power and energy requirements. In: 2015 IEEE Power & Energy Society Innovative Smart Grid Technologies Conference (ISGT), 18-20 February 2015, Washington, USA.

Fazeli, Amir, Sumner, M., Johnson, Christopher Mark and Christopher, Edward (2015) Investigating the impact of varying the number of distributed energy resources on controlling the power flow within a microgrid. In: 2015 IEEE Power & Energy Society Innovative Smart Grid Technologies Conference (ISGT), 18-20 February 2015, Washington, USA.

Fazeli, A, Sumner, M., Christopher, Edward and Johnson, Christopher Mark (2014) Power flow control for power and voltage management in future smart energy communities. In: 3rd Renewable Power Generation Conference (RPG 2014), 24-25 September 2014, Naples, Italy.

Agyakwa, Pearl, Yang, Li, Corfield, Martin and Johnson, Christopher Mark (2014) A non-destructive study of crack development during thermal cycling of Al wire bonds using x-ray computed tomography. In: 8th International Conference on Integrated Power Electronics Systems, 25-27 February 2014, Nuremberg, Germany.

Li, Jianfeng, Agyakwa, Pearl, Evans, Paul, Johnson, Christopher Mark, Zhao, Yimin, Wu, Yibo and Evans, Kim (2014) Packaging/assembling technologies for a high performance SiC-based planar power module. In: Greener Aviation Conference 2014: Clean Sky Breakthrough and Worldwide Status, 12-14 March 2014, Brussels, Belgium.