[1] Campbell, A.M. and Cardwell, D.A. and Ashworth, S.P. and Coombs, T.A. (1994),” Power engineering applications of high temperature superconductors,” IRC in Superconductivity Research Review 1994 . pp. 174-181

[2] T A Coombs, A M Campbell, D A Cardwell , “Development of an Active Superconducting Bearing”, IEEE Transactions  on Applied Superconductivity (1995) 5 2 630-633

[3] T A Coombs,  A M Campbell , “An Active Superconducting Magnetic Bearing”,  Inst. Phys. Conf. Ser. 148 (1995) 671-674

[4] XH Jiang, D M Astill, W Lo, D A Cardwell, T A Coombs, A M Campbell, J G Larsen , “Experimental Analysis of the Magnetic field shielding and trapping properties of bulk melt processed YBa2Cu3O7-”, Physica C 249 (1995) 171-180

[5] T.A.Coombs, “Bearings and energy storage”, IEE Colloquium on High Tc Superconducting Materials as Magnets, Page(s):8/1 - 8/3 7 Dec 1995

[6] T A Coombs, A M Campbell , “Gap decay in superconducting magnetic bearings under the influence of vibrations”,  Physica C 256 (1996)) 298-302

[7] T.A. Coombs, D.A. Cardwell and A.M. Campbell, “Dynamic Properties of Superconducting Magnetic Bearings”, IEEE Trans. on Applied Superconductivity 1997 7 2 924-927

[8] T.A. Coombs, A.M. Campbell, I.Ganney, W. Lo,T. Twardowski, B Dawson, “Superconducting Bearings in High-Speed Rotating Machinery”,  INSTITUTE OF PHYSICS CONFERENCE SERIES, 1997, No.158, pp.1531- 1534

[9] T.A. Coombs, A.M. Campbell, I.Ganney, W. Lo,T. Twardowski, B Dawson “Superconducting Bearings in Flywheels” Materials Science and Engineering B 53 1-2, 225-228 (1998)

[10] R.A.Weller, A.M.Campbell, T.A. Coombs, D.A. Cardwell, J. Hancox, R.J. Storey “Computer Modelling of Superconducting Fault Current Limiters”, Materials Science and Engineering B 53 1-2 (1998)

[11] T. A. Coombs, A. M. Campbell, R. Storey, R Weller, “Superconducting Magnetic Bearings for Energy Storage Flywheels “,TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, 1999, Vol.9, No.2 Pt1, pp.968-971

[12] R.A.Weller, A.M.Campbell, T.A. Coombs, D.A. Cardwell,  R.J. Storey “Computer Modelling of Superconducting Film Type Fault Current Limiters” , IEEE TRANS. ON APPLIED SUPERCONDUCTIVITY, 1999, Vol.9, No.2 Pt1, pp.1377-1380

[13] R J Storey, T A Coombs, A M Campbell, R A Weller and D A Cardwell,” Development of Superconducting DC Machines using Bulk YBCO”,  IEEE TRANS. ON APPLIED SUPERCONDUCTIVITY, 1999, Vol.9, No.2 Pt1, pp.1253-1256

[14] T.A. Coombs, A.M. Campbell, "A Bearing system for an Energy Storage Flywheel", Advances in Cryogenic Engineering, Vol 45, 2000

[15] Coombs TA, Campbell AM, Murphy A, Emmens M, “ A fast algorithm for calculating the critical state in superconductors”, Compel – The International Journal for Computation and Mathematics in Electrical and Electronic Engineering, 20 (1): 240-252 2001

[16] Coombs TA, Cansiz A, Campbell AM,  “A superconducting thrust-bearing system for an energy storage flywheel” Superconductor Science and Technology ,15 (5): 831-835 MAY 2002

[17] Coombs TA, K Tadinada, R. Weller, A.M. Campbell, “Predicting the effects of inhomogenities in resistive superconducting fault current limiters”, Physica C: Superconductivity and Its Applications, 372-376 Part 3 August 2002 pp. 1602-1605

[18] Rastogi A, Alonso DR, Coombs TA, A.M. Campbell  “Axial and journal bearings for superconducting flywheel systems”, IEEE T APPL SUPERCON 13 (2): 2267-2270 Part 2 JUN 2003

[19] Cansiz A, Campbell AM, Coombs TA “An Evershed type superconducting flywheel bearing”PHYSICA C 390 (4): 305-310 JUL 15 2003

[20] Coombs T. A., Ruiz-alonso D. , Campbell A.M.  “Computer simulations of the dynamical behaviour  of magnet-HTS systems”, In Proceedings of 6th European Conference on Applied Superconductivity EUCAS 2003 , Sorrento, Italy.

[21] Rastogi A., Alonso D.R. , Coombs T.A. , Campbell A.M. “Role of Journal Bearings in Superconducting Flywheel Systems”, In Proceedings of 6th European Conference on Applied Superconductivity EUCAS 2003 , Sorrento, Italy.

[22] D. Ruiz Alonso, T.A. Coombs, A.M. Campbell, “Numerical Analysis of High Temperature Superconductors with the Critical-State model”. IEEE Trans. Appl. Superconductivity

[23] B Zeimetz, K Tadinada, D E Eves, T A Coombs, J E Evetts and A M Campbell, “Thermal instability and current–voltage scaling in superconducting fault current limiters” ,Supercond. Sci. Technol. 17 (April 2004) 657-662

[24] Ruiz-alonso D., Coombs T. A. , Campbell A.M., “Computer modelling of High-Temperature Superconductors using an A-V formulation.” , Superconductor Science and Technology, volume 17, issue 5, May 2004, S305 -S310.   

[25] D Ruiz-Alonso, T A Coombs and A M Campbell, “Numerical solutions to the critical state in a magnet–high temperature superconductor interaction” , Superconductor Science &  Technology 18 18 (2): S209-S214 Sp. Iss. SI FEB 2005

[26] Coombs, T.A.; Samad, I.; Ruiz-Alonso, D.; Tadinada, K., “Superconducting micro-bearings”, IEEE Trans. on Applied Superconductivity, Volume 15,  Issue 2,  June 2005 Page(s):2312 – 2315

[27] Rastogi, A.; Coombs, T.A.; Campbell, A.M.; Hall, R. “Axial stiffness of journal bearings in zero-field and field-cooled modes” IEEE Trans. on Applied Superconductivity, Volume 15, Issue 2,  June 2005 Page(s):2242 – 2244

[28] N. Y. Lii, S. Sturm, and T. A. Coombs, "Driver-Input  Sensor Selection and Topologies for Fault-Tolerant Drive-By-Wire Applications", 2005 IEEE/ASME International Conference on advanced Intelligent Mechatronics, Vols 1 & 2 : 122-127, 2005

[29] N. Y. Lii, S. Sturm, and T. A. Coombs, "A Study on Sensor Fusion and Optimization for Driver-input in Brake-by-Wire Systems", 6th International Symposium on Advanced Intelligent Systems (ISIS 2005), Yeosu, Korea, September 2005

[30] X Granados, E Bartolomé, X Obradors, M Tornes, L Rodrigues, W Gawalek, M McCulloch, D Dew Hughes, A Campbell, T Coombs, M Ausloos and R Cloots, ”Iron-YBCO heterostructures and their application for trapped field superconducting motor”, 2006 J. Phys.: Conf. Ser. 43 788-791   

[31] Amit Rastogi, A M Campbell and T A Coombs, “Failure analysis of superconducting bearings”, 2006 J. Phys.: Conf. Ser. 43 1003-1006   doi:10.1088/1742-6596/43/1/245

[32] T A Coombs, I Samad, Z Hong, D Eves and A Rastogi, “Meissner-levitated micro-systems”, 2006 J. Phys.: Conf. Ser. 43 1011-1014   

[33] Velichko AV, Coombs TA, “High aspect ratio problem in simulation of a fault current limiter based on superconducting tapes”, SUPERCONDUCTOR SCIENCE & TECHNOLOGY 19 (6): 629-634 JUN 2006

[34] Zhang, G.   Campbell, A.M.   Rastogi, A.   Coombs, T.   Dai, S.  ,Numerical Simulation of Magnetic Fields in YBCO High Temperature Superconducting Flywheel Model, , IEEE Trans. on Applied Superconductivity , 16,  (2): 1578- 1581 June 2006

[35] Rastogi A, Campbell AM, Coombs TA, Dynamics of superconductor bearings in a cryogenic failure” Physica C-Superconductivity and its applications 442 (1): 9-12 AUG 1 2006

[36] N. Y. Lii, S. Sturm, and T. A. Coombs, "A Study on Sensor Fusion for Fault Tolerant Brake-by-Wire Driver Input Design with Dissimilar Sensors," Safety-Critical Automotive Systems, SAE International, 2006

[37] Z. Hong, A.M. Campbell, T.A. Coombs, “Numerical solution of critical state in superconductivity by finite element software” Supercond. Sci. and Technol., 19 (2006)1246-1252

[38] Q. Jiang, M. Majoros, Z. Hong, A.M. Campbell, T.A. Coombs “Design and AC loss analysis of a superconducting synchronous motor “,Supercond. Sci. Technol. 19 (2006) 1164-1168

[39] Samad I., Coombs T.A. "Characterization of resonant micro mechanical devices using time frequency analysis", In Proceedings of Eurosensors XX, Gothenburg, Sweden (September 17-20, 2006)

[40] Majoros M, Ye L, Campbell AA, et al. !  Fault current limiting properties of MgB2 superconducting wires  IEEE TRANS. ON APPLIED SUPERCONDUCTIVITY 17 (2): 1764-1767 Part 2 JUN 2007

[41] Velichko AV, Zeimetz B, Coombs TA Numerical simulation of AC current limiting by bulk Bi-2212 ceramic and 2G YBCO tapes  IEEE TRANS. ON APPLIED SUPERCONDUCTIVITY 17 (2): 1780-1783 Part 2 JUN 2007

[42] Majoros M, Ye L, Campbell AM, et al. Modeling of transport AC losses in superconducting arrays carrying anti-parallel currents  IEEE TRANS. ON APPLIED SUPERCONDUCTIVITY 17 (2): 1803-1806 Part 2 JUN 2007

[43] Ye L, Majoros M, Coombs T, et al. System studies of the superconducting fault current limiter in electrical distribution grids IEEE TRANS. ON APPLIED SUPERCONDUCTIVITY 17 (2): 2339-2342 Part 2 JUN 2007

[44] Ye L, Majoros M, Campbell AM, et al. MgB2 sample tests for possible applications of superconducting fault current limiters  IEEE TRANS. ON APPLIED SUPERCONDUCTIVITY 17 (2): 2826-2829 Part 3 JUN 2007

[45] Ghoshal PK, Coombs TA, Fair R, et al. Experimental set up to measure AC losses of HTS in rotating magnetic field  IEEE TRANS. ON APPLIED SUPERCONDUCTIVITY 17 (2): 3199-3202 Part 3 JUN 2007

[46] Hong Z, Campbell AM, Coombs TA, Computer modeling of magnetisation in high temperature bulk superconductors  IEEE TRANS. ON APPLIED SUPERCONDUCTIVITY 17 (2): 3761-3764 Part 3 JUN 2007

[47] Jiang Y, Pei R, Hong Z, et al., “Design and control of a superconducting permanent magnet synchronous motor,”  SUPERCONDUCTOR SCIENCE & TECHNOLOGY 20 (7): 585-591 JUL 2007

[48] Ye L, Majoros M, Campbell AM, et al. Experimental studies of the quench behaviour of MgB2 superconducting wires for fault current limiter applications  SUPERCONDUCTOR SCIENCE & TECHNOLOGY 20 (7): 621-628 JUL 2007

[49] Vanderbemden P, Hong Z, Coombs TA, et al. Behaviour of bulk high-temperature superconductors of finite thickness subjected to crossed magnetic fields: Experiment and model  PHYSICAL REVIEW B 75 (17): Art. No. 174515 MAY 2007

[50] Ye L, Majoros M, Campbell AM, et al. Investigations of current limiting properties of the MgB2 wires subjected to pulse overcurrents in the benchtop tester  SUPERCONDUCTOR SCIENCE & TECHNOLOGY 20 (4): 320-326 APR 2007

[51] Lin Ye, M Majoros, A M Campbell, T Coombs, D Astill, S Harrison, M Husband, M Rindfleisch and M Tomsic Experimental studies of the quench behaviour of MgB2 superconducting wires for fault current limiter applications, Supercond. Sci. Technol. 20 No 7 (July 2007) 621-628

[52] Hong Z, Jiang Q, Pei R, et al. A numerical method to estimate AC loss in superconducting coated conductors by finite element modelling  SUPERCONDUCTOR SCIENCE & TECHNOLOGY 20 (4): 331-337 APR 2007

[53] Jiang Y, Pei R, Jiang Q, et al. “Control of a superconducting synchronous motor”, SUPERCONDUCTOR SCIENCE & TECHNOLOGY 20 (4): 392-396 APR 2007

[54] Samad I., Coombs T.A. "Resonant testing of micro-cantilevers to determine their mechanical properties", in MEMS Technology and Devices: Proceedings of the ICMAT 2007 Conference, Singapore 1 - 6 July 2007

[55] Vanderbemden P, Hong Z, Coombs TA, Ausloos, M, N Hari Babu, D A Cardwell & A.M. Campbell, “Remagnetisation of bulk high-temperature superconductors subjected to crossed and rotating magnetic fields”, Supercond. Sci. Technol. 20 (2007) S174-S183

[56] M Majoros, L Ye, A V Velichko, T A Coombs, M D Sumption and E W Collings Transport AC losses in YBCO coated conductors. Supercond Sci. Technol. 20 No 9 (September 2007) S299-S304

[57] Cao, J., I. Samad and T. A. Coombs (2008). "Magnetically actuated micro-manipulators for biological and biomedical applications." Proceedings of the 3rd IEEE International Conference on Nano/Micro Engineered and Molecular Systems: 708-11.

[58] Coombs T, Hong ZY, Zhu XM,”A thermally actuated superconducting flux pump”,PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS   Volume: 468   Issue: 3   Pages: 153-159   FEB 1 2008

[59] Coombs T A, Hong ZY, Zhu XM, Krabbes G. " A novel heat engine for magnetizing superconductors” 2008 Supercond. Sci. Technol. 21 034001 (7pp)  

[60] Z Hong, L Ye, Y Jiang, R Pei, A M Campbell and T A Coombs “A two-dimensional finite element method to calculate the AC loss in superconducting cables”, wires and coated conductors J. Phys.: Conf. Ser. 97 (2008) 012117 (6pp)

[61] Z Hong, L Ye, M Majoros, A M Campbell and T.A. Coombs, “Numerical estimation of ac loss in MgB2 wires in self-field condition” Journal of Superconductivity and Novel Magnetism (2008) 21: 205–211

[62] Z. Hong, Y. Jiang, R. V. Viznichenko and T. A. Coombs, “The recent investigation and engineering application of YBCO bulk materials” Review Article on Journal of the Korea institute of applied superconductivity and cryogenics, Vol. 10, No. 2, (2008) , pp. 1-11

[63] Z. Hong, Ph. Vanderbemden, R. Pei, Y. Jiang, A.M. Campbell, T.A. Coombs, “The Numerical Modelling and Measurement of Demagnetization Effect in Bulk YBCO Superconductors Subjected to Transverse Field” IEEE trans on Applied Science of Superconductor Vol. 18, No. 2 1561-1564 (June 2008)

[64] Marchant, R. and T. Coombs (2008). "Experimentation and simulation of the motion and UHF signatures of free metallic particle contamination within G.I.S." 16th Power Systems Computation Conference (PSCC 2008): 7 pp.

[65] R Viznichenko, A V Velichko, Z Hong and T A Coombs, “Advantage of superconducting bearing in a commercial flywheel system  J. Phys.: Conf. Ser. 97 (2008) 012120 (7pp)

[66] Y Jiang, R Pei, Z Hong, Q Jiang and T A Coombs “Design of an HTS motor”  J. Phys.: Conf. Ser. 97 (2008) 012123 (6pp)

[67] Y. Jiang, R. Pei, W. Xian, Z. Hong and T A Coombs, “The design, magnetisation and control of a superconducting permanent magnet synchronous motor”, Supercond. Sci. Technol. 21 No 6 (June 2008) 065011 (6pp)

[68] R. Pei, A, Velichko, M. Majoros, Y. Jiang, R. Viznichenko, Z. Hong, R. Marchant, A. M. Campbell and T. A. Coombs, “Ic and AC loss of 2G YBCO tape measurement for designing and fabrication of an HTS motor” IEEE trans on Applied Science of Superconductor Vol. 18, No. 2 1236-1239 (June 2008)

[69] T. A. Coombs, Z. Hong, Y. Yan, C. D. Rawlings Superconductors: “The Next Generation of Permanent Magnets”, European Superconductivity News Forum, Issue 6, October 2008

[70] Pei, R. L., A. Velichko, Y. D. Jiang, Z. Y. Hong, M. Katayama and T. Coombs (2008). "High-precision digital lock-in measurements of critical current and AC loss in HTS 2G-Tapes." 2008 Proceedings of Sice Annual Conference, Vols 1-7: 3031-3034.

[71] Viznichenko, R., A. V. Velichko, Z. Hong and T. A. Coombs (2008). "Advantage of superconducting bearing in a commercial flywheel system." Journal of Physics: Conference Series: 012120 (7 pp.).

[72] Coombs, T. A., Z. Hong, Y. Yan and C. D. Rawlings (2009). "The Next Generation of Superconducting Permanent Magnets: The Flux Pumping Method." IEEE Trans. on Applied Superconductivity 19(3): 2169-2173.

[73] Hong, Z. Y., Y. D. Jiang, R. L. Pei, W. J. Yuan, R. Marchant and T. A. Coombs (2009). "Numerical Analysis of the Demagnetization Effect in a Superconducting Machine With Bulk HTS Material on the Rotor." IEEE Trans. on Applied Superconductivity 19(3): 2897-2900.

[74] Jiang, Y. D., R. Pei, W. Xian, Z. Hong, W. Yuan, R. Marchant and T. A. Coombs (2009). "Magnetization Process of an HTS Motor and the Torque Ripple Suppression." IEEE Trans. on Applied Superconductivity 19(3): 1644-1647.

[75] Pei, R. L., A. Velichko, Z. Y. Hong, Y. D. Jiang, W. J. Yuan, A. M. Campbell and T. A. Coombs (2009). "Numerical and Experimental Analysis of I-c and AC Loss for Bent 2G HTS Wires Used in an Electric Machine." IEEE Trans. on Applied Superconductivity 19(3): 3356-3360.

[76] Yuan, W., A. M. Campbell and T. A. Coombs (2009). "A model for calculating the AC losses of second-generation high temperature superconductor pancake coils." Superconductor Science & Technology: 22 (2009) 075028 (12 pp.).

[77] Yudong, J., R. Pei, W. Xian, Z. Hong, W. Yuan, R. Marchant and T. A. Coombs (2009). "Magnetization process of an HTS motor and the torque ripple suppression." IEEE Trans. on Applied Superconductivity: 1644-7.

[78] Zhiyong, H., J. Yudong, P. Ruilin, Y. Weijia, R. Marchant and T. A. Coombs (2009). "Numerical analysis of the demagnetization effect in a superconducting machine with bulk HTS material on the rotor." IEEE Trans. on Applied Superconductivity: 2897-900.

[79] Yan, Y., Li, Q. and T.A. Coombs, “Thermally actuated magnetization flux pump in single-grain YBCO bulk”, Superconductor Science & Technology: 22 (2009) 105011 (5 pp.).

[80] W. Yuan, A. M. Campbell and T. A. Coombs "ac losses and field and current density distribution during a full cycle of a stack of superconducting tapes." Journal of Applied Physics: 093909 (12 pp.).

[81] W. Yuan, W. Xian, M. Ainslie, Z. Hong, Y. Yan, R. Pei, Y. Jiang and T. A. Coombs "Design and Test of a Superconducting Magnetic Energy Storage (SMES) Coil." IEEE Trans. on Applied Superconductivity: 1379-82.

[82] Yu, Y., H. Zhiyong, L. Quan, X. Wei, Y. Weijia and T. A. Coombs (2010) "Thermally Actuated Magnetization Method in High Temperature Superconductor Bulks." IEEE Trans. on Applied Superconductivity: 1823-6.

[83] Wei, X., W. Yuan, Y. Yu and T. A. Coombs (2009). "Minimize frequency fluctuations of isolated power system with wind farm by using superconducting magnetic energy storage." 2009 International Conference on Power Electronics and Drive Systems (PEDS 2009): 1329-32.

[84] W. Yuan, A. M. Campbell and T. A. Coombs (2009). "A model for calculating the AC losses of second-generation high temperature superconductor pancake coils." Superconductor Science & Technology: 075028 (12 pp.).

[85] Yu, Y., L. Quan and T. A. Coombs (2009). "Thermally actuated magnetization flux pump in single-grain YBCO bulk." Superconductor Science & Technology: 105011 (5 pp.).

[86] Yudong, J., R. Pei, W. Xian, Z. Hong, W. Yuan, R. Marchant and T. A. Coombs (2009). "Magnetization process of an HTS motor and the torque ripple suppression." IEEE Trans. on Applied Superconductivity: 1644-7.

[87] Zhiyong, H., J. Yudong, P. Ruilin, Y. Weijia, R. Marchant and T. A. Coombs (2009). "Numerical analysis of the demagnetization effect in a superconducting machine with bulk HTS material on the rotor." IEEE Trans. on Applied Superconductivity: 2897-900.

[88] W.Yuan, A. M. Campbell and T. A. Coombs,   "A model to calculate the AC loss of second-generation high temperature superconductor pancake coils , Superconductor Science and Technology,   22 (7):075028, 2009

[89] Yuan, W.; Campbell, A.M.; Hong, Z.; Ainslie, M.D.; Coombs, T.A., “Comparison of AC losses, magnetic field/current distributions and critical currents of superconducting circular pancake coils and infinitely long stacks using coated conductors ,“ Superconductor Science and Technology, Volume 23, Number 8, August 2010 , pp. 85011-85018(8)

[90] M. D. Ainslie, Y. Jiang, W. Xian, Z. Hong,   W. yuan, R. Pei, T. J. Flack, T.A. Coombs,   "Numerical analysis and finite element modelling of an HTS synchronous motor , Physica C, issue 450, pp. 1752-1755, 2010

[91] W. Yuan, A. M. Campbell and T. A. Coombs,   "AC losses and field and current density distribution during a full cycle of a stack of superconducting tapes , Journal of Applied Physics,   107 (9):093909, 2010

[92]  W.Yuan, W. Xian, M. Ainslie, Z. Hong, Y. Yan, R. Pei, Y. Jiang and T. A. Coombs,   "Design and test of a Superconducting Magnetic Energy Storage (SMES) coil , IEEE transaction on applied superconductivity,   20 (3):1379-1382, 2010

[93] W. Yuan, A. M. Campbell and T. A. Coombs,   "Design and modelling of a SMES coil,” J. Phys.: Conf. Ser.,   234 :032068, 2010

[94] Xian, Wei; Yuan, Weijia; Coombs, T. A. ,”Numerical assessment of efficiency and control stability of an HTS synchronous motor,” J. Phys.: Conf. Ser., Volume 234, Issue 3, pp. 032063 (2010).

[95] Coombs T A, “Superconductors, analysis and applications, with special reference to the utilisation of bulk (Re)BCO materials,” Physica C: Superconductivity Volume 470, Issue 20, 1 November 2010, Pages 1845-1852 Proceedings of the 22nd International Symposium on Superconductivity (ISS 2009)

[96] M.D. Ainslie, Y. Jiang, W. Xian, Z. Hong, W. Yuan, R. Pei, T.J. Flack, T.A. Coombs, Numerical analysis and finite element modelling of an HTS synchronous motor, Physica C: Superconductivity Volume 470, Issue 20, 1 November 2010,Pages 1752-1755 Proceedings of the 22nd International Symposium on Superconductivity (ISS 2009)

[97] Ghoshal, P. K., T. A. Coombs and A. M. Campbell "Calorimetric method of ac loss measurement in a rotating magnetic field." Rev Sci Instrum 81(7): 074702.(2010)

[98] Li, Q., Y. Yan, C. Rawlings and T. Coombs "Magnetization of bulk superconductors using thermally actuated magnetic waves." IEEE Trans. on Applied Superconductivity: 2243-7.(2010)

[99] Quan Li , Yu Yan , Colin Rawlings and  Tim Coombs, “Numerical analysis of thermally actuated magnets for magnetization of superconductors,” 2010 J. Phys.: Conf. Ser. 234 032035