Professor Stephen Gabriel 

Osborne, J.J., Chambers, A.R., Roberts, G.T. and Gabriel, S.B. (2000) Reusable metal oxide semiconductor atomic oxygen sensors. Proceedings of the 8th International Symposium on "Materials in a Space Environment", Arcahon, France. 04 - 08 Jun 2000.

Rogers, E., Aglietti, G.S., Gabriel, S.B., Stoustrup, J. and Langley, R.S. (2000) A comparison of optimal feedback control algorithms for the suppression of microvibrations. In Proceedings of UKACC international conference on Control 2000. Institution of Engineering and Technology..

Hobbs, S.E., Bowling, T.S., Gabriel, S.B., Tatnall, A.R.L. and Snelling, M. (2000) A UK student nanosatellite. ESA 2nd Conference on Academic and Industrial Cooperation, Graz, Austria. 15 - 17 Nov 2000.

Feynman, Joan and Gabriel, S.B. (2000) On space weather consequences and predictions. Journal of Geophysical Research, 105 (A5), 10543-10564.

Veres, S.M., Gabriel, S.B., Rogers, E. and Mayne, D.Q. (2001) Analysis of formation flying control of a pair of nano-satellites. Proceedings of the 40th IEEE Conference on Design and Control, 2001, Orlando, United States. 04 - 07 Dec 2001. pp. 1095-1100 . (doi:10.1109/.2001.981031).

Veres, S.M., Rokityanski, D.Y., Gabriel, S.B. and Rogers, E. (2001) Ellipsoid methods for formation flying control of two nano-satellites. Fradkov, A.L. and Kurzhanski, A.B. (eds.) In Nonlinear Control Systems 2001 (Nolcos 2001): A Proceedings Volume from the 5th IFAC Symposium. Elsevier. 9 pp .

Aglietti, G.S., Langley, R.S., Rogers, E., Gabriel, S.B. and Stoustrup, J. (1998) Modelling of equipment loaded panels for robust control investigations. ISMA23 International Conference on Noise & Vibration Engineering, Leuven, Belgium. 15 - 17 Sep 1998. pp. 1209-1216 .

Aglietti, G.S., Gabriel, S.B., Langley, R.S. and Rogers, E. (1996) Initial modelling and controller design for active control of spacecraft microvibrations. Burke, W.R. (ed.) In Proceedings of the European Space Agency Conference on Spacecraft Structures, Materials, and Mechanical Testing. European Space Agency (ESA). pp. 633-640 .

Veres, S.M., Gabriel, S.B., Mayne, D.Q. and Rogers, E. (2002) Analysis of formation flying control of a pair of nanosatellites. Journal of Guidance, Control, and Dynamics, 25 (5), 971-974.

Aglietti, G.S., Stoustrup, J., Langley, R.S., Rogers, E. and Gabriel, S.B. (2002) Active control of microvibrations. In, Tokhi, M.O. and Veres, S.M. (eds.) Active sound and vibration control: theory and applications. Institution of Electrical Engineers, pp. 241-274.

Aglietti, G.S., Stoustrup, J., Rogers, E., Langley, R.S. and Gabriel, S.B. (1998) LTR control methodologies for microvibrations. In Proceedings of the 1998 IEEE International Conference on Control Applications. Institute of Electrical and Electronics Engineers. pp. 624-628 . (doi:10.1109/CCA.1998.728572).

Aglietti, G.S., Langley, R.S., Rogers, E. and Gabriel, S.B. (1998) Active control strategies for equipment loaded panels. In Proceedings of MOVIC '98 - The Fourth International Conference on Motion and Vibration Control. Institute of Robotics ETH. pp. 515-520 .

Aglietti, G.S., Langley, R.S., Rogers, E. and Gabriel, S.B. (2002) Model verification for active control of microvibrations. In Control Applications, 2002. Proceedings of the 2002 International Conference on. Institute of Electrical and Electronics Engineers. pp. 465-470 . (doi:10.1109/CCA.2002.1040230).

Crawford, F. and Gabriel, S. (2002) Modelling small hollow cathode discharges for ion microthrusters. 33rd Plasmadynamics and Lasers Conference, Hawaii, USA. 19 - 22 May 2002.

Gessini, Paolo, Gabriel, Stephen B. and Fearn, DavidG. (2002) Hollow cathode thrust measurement using a target: system calibration and development. In, 38th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibition. 38th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibition (06/07/02 - 09/07/02) Reston, USA. American Institute of Aeronautics and Astronautics.

Michelareas, G., Gabriel, S.B. and Rogers, E. (2002) Spacecraft attitude estimation based on magnetometer measurements and the covariance intersection algorithm. In Proceedings of IEEE Aerospace Conference 2002. IEEE. pp. 2205-2219 . (doi:10.1109/AERO.2002.1035387).

Gabriel, S.B. and Patrick, G. (2002) Solar energetic particle events: phenomenology and prediction. World Space Environment Forum - WSEF2002, Adelaide, Australia. 21 - 24 Jul 2002.

Rudwan, I.F.M. Ahmed and Gabriel, S.B. (2002) Investigation of the discharge characteristics of the T6 hollow cathode operating on several inert gases and Kr/Xe mixture. 11th International Congress on Plasma Physics. ICPP2002, Sydney, Australia. 14 - 18 Jul 2002. pp. 294-297 .

Aglietti, G.S., Rogers, E., Langley, R.S., Gabriel, S.B. and Stoustrup, J. (1997) Robust control of microvibrations. IEE Colloquium On Active Sound And Vibration Control, London, UK. 24 Nov 1997. 42 pp .

Stoustrup, J., Aglietti, G., Rogers, E., Langley, R.S. and Gabriel, S.B. (1999) H-infinity controllers for the rejection of microvibration disturbances. 5th European Control Conference (ECC'99), Karlsruhe, Germany. 30 Aug - 02 Sep 1999.

Gabriel, S.B. and Patrick, G.J. (2003) Solar energetic particle events: phenomenology and prediction. Space Science Reviews, 107 (1-2), 55-62. (doi:10.1023/A:1025599000778).

Paine, M.D., Gabriel, S., Schabmueller, C.G.J. and Evans, A.G.R. (2004) Realisation of very high voltage electrode-nozzle systems for MEMS. Sensors and Actuators A: Physical, 114 (1), 112-117. (doi:10.1016/j.sna.2004.02.013).

Pongvuthithum, R., Veres, S.M., Gabriel, S.B. and Rogers, E. (2004) Universal adaptive output tracking of double integrators. Conference. pp. 279-305 .

Gession, P., Gabriel, S.B. and Veres, S.M. (2005) Propulsion system optimisation for satellite formation flying. International Space Systems Conference, Brazil. 01 Mar 2005.

Osborne, J.J., Roberts, G.T., Chambers, A.R. and Gabriel, S.B. (1999) Initial results from ground-based testing of an atomic oxygen sensor designed for use in earth orbit. Review of Scientific Instruments, 70 (5), 2500 -2506. (doi:10.1063/1.1149782).

Thanapalan, K.K.T., Veres, S.M., Rogers, E. and Gabriel, S.B. (2006) Fault tolerant controller design to ensure operational safety in satellite formation flying. CDC 2006: 45th IEEE Conference on Decision and Control, San Diego, USA. 13 - 15 Dec 2006. pp. 1562-1567 .

Veres, S.M., Lincoln, N.K. and Gabriel, S.B. (2006) Facility for satellite formation flying control system verification. 9th International Workshop on Simulation for European Space Programmes - SESP 2006, Noordwijk, The Netherlands. 06 - 08 Nov 2006.

Pottinger, S.J., Gessini, P., Webb, D., Intini Marques, R. and Gabriel, S.B. , UoS (2006) Electric propulsion research at the University of Southampton. Journal of the British Interplanetary Society, 59 (5), 176-185.

Gessini, P., Coletti, M., Bevan, N., Intini Marques, R., Michalareas, G. and Gabriel, S. (2006) Solar electric propulsion for lunar transfer. 1st Hellenic-European Student Space Science and Technology Symposium, Patras, Greece. 08 - 10 Oct 2006.

Gessini, P., Gabriel, S.B. and Fearn, D.G. (2006) A study of the thrust generated by a T6 hollow cathode. 42nd AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit, Sacramento, CA, USA. 08 - 11 Jul 2006.

Veres, S.M., Thanapalan, K., Gabriel, S. and Rogers, E. (2006) Reconfigurable controller design for operational safety in satellite formation flying. International Control Conference 2006, Glasgow, Scotland, UK. 29 - 31 Aug 2006.

Chan, S., Zhang, X. and Gabriel, S. (1970) The attenuation of cavity tones using plasma actuators. 11th AIAA/CEAS Aeroacoustics Conference (26th AIAA Aeroacoustics Conference), Monterey, California. 22 - 24 May 2005. 14 pp .

Coletti, M. and Gabriel, S.B. (2007) A chemical model for barium oxide depletion from hollow cathode’s insert. In Proceedings of the 43rd AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit. American Institute of Aeronautics and Astronautics. 11 pp .

Grubisic, A.N. and Gabriel, S.B (2007) Preliminary thrust characterization of a T5 hollow cathode. 43rd AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit, Cincinnati, United States. 07 - 10 Jul 2007. 16 pp . (Submitted)

Grubisic, Angelo and Gabriel, S.B. (2007) Preliminary thrust characterization of the T-Series hollow cathode thrusters for all-electric spacecraft. 30th International Electric Propulsion Conference. 16 - 19 Sep 2007. 29 pp .

Grubisic, A.N., Gabriel, S.B. and Fearn, D.G. (2007) Characterization of a T6 Based Hollow Cathode Thruster. 58th International Astronautical Federation Congress, , Hyderabad, India. 23 - 27 Sep 2007. 15 pp .

Coletti, Michele, Grubisic, Angelo and Gabriel, Stephen (2007) Numerical simulation of the insert chemistry of the hollow cathode from the deep space 1 ion engine 30,000 Hrs life test. 30th International Electric Propulsion Conference (IEPC 2007), Florence, Italy. 16 - 19 Sep 2007.

Goulty, D.N.O., White, C.B., Gabriel, S.B., Roberts, G.T., Chambers, A.R. and Ross, J.N. (2006) The Southampton Transient Oxygen and Radiation Monitor (STORM). In Proceedings of the 10th International Symposium on Materials in a Space Environment. European Space Agency. 7 pp .

Ahmed Rudwan, Ismat M., Wallace, Neil, Coletti, Michele and Gabriel, Stephen (2007) Emitter depletion measurement and modeling in the T5&T6 Kaufman-type ion thrusters. 30th International Electric Propulsion Conference (IEPC 2007), Florence, Italy. 16 - 19 Sep 2007. 26 pp .

Huang, Xun, Chan, Sammie, Zhang, Xin and Gabriel, Steve (2008) Variable structure model for flow-induced tonal noise control with plasma actuators. AIAA Journal, 46 (1), 241-250. (doi:10.2514/1.30852).

Coletti, Michele and Gabriel, Stephen B. (2007) A model for low work function compound deposition on hollow cathode insert surface. In Proceedings of the 46th AIAA Aerospace Sciences Meeting and Exhibit. American Institute of Aeronautics and Astronautics. pp. 1-15 .

Coletti, M. and Gabriel, S.B. (2008) Hollow cathode chemical modelling. 5th International Spacecraft Propulsion Conference (Space Propulsion 2008), Heraklion, Greece. 04 - 07 May 2008. 11 pp .

Huang, X, Zhang, X and Gabriel, S. (2008) Bluff body flow control with atmospheric plasma actuators. 14th AIAA/CEAS Aeroacoustics Conference, Vancouver, Canada. 04 - 06 May 2008. 9 pp .

Coletti, M. and Gabriel, S.B. (2008) Hollow cathode life-time prediction from low work function surface coverage evolution. 44th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit, Hartford, United States. 20 - 22 Jul 2008.

Glynne-Jones, Peter, Coletti, Michele, White, Neil M., Gabriel, Stephen and Bramanti, Cristina (2008) A feasibility study on using inkjet technology, micropumps, and MEMs as fuel injectors for bipropellant rocket engines. 44th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit, Hartford, United States. 20 - 22 Jul 2008.

Aglietti, G.S., Stoustrup, J., Rogers, E., Langley, R.S. and Gabriel, S.B. (1999) Further results on robust control of microvibrations on equipment loaded panels. IEE Colloquium Inter-Active '99. 31 May 1999.

Rogers, E., Stoustrup, J., Aglietti, G.S., Langley, R.S. and Gabriel, S.B. (1999) Hi-Inf controllers for the rejection of microvibration disturbances. European Control Conference, ECC '99, Karlsruhe, Germany. 30 Aug - 02 Sep 1999.

Grubisic, Angelo and Gabriel, Stephen (2007) Hollow cathode thrusters for all-electric spacecraft. 58th International Astronautical Federation Congress, , Hyderabad, India. 23 - 27 Sep 2007. 15 pp .

Grubisic, Angelo N. and Gabriel, Stephen B. (2008) Hollow cathodes as a plasma propulsion device. In Proceedings of the 46th AIAA Aerospace Sciences Meeting and Exhibition. American Institute of Aeronautics and Astronautics. 20 pp .

Grubisic, A.N. and Gabriel, S.B. (2008) Development of an indirect measurement Micro-to-Milli-Newton thrust balance. 2nd International Symposium on Propulsion for Space Transportation, Crete, Greece. 04 - 07 May 2008. 11 pp .

Grubisic, Angelo N., Cranny, Andy and Gabriel, Stephen B. (2008) Feasibility of MEMS hollow cathode devices for micro-spacecraft plasma propulsion. 14th International Congress on Plasma Physics, Fukuoka, Japan. 07 - 11 Sep 2008. 11 pp .

Grubisic, Angelo and Gabriel, S.B. (2009) Hollow cathode thrust mechanisms. In Proceedings of the 45th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibition. American Institute of Aeronautics and Astronautics. 24 pp .

Grubisic, A.N. and Gabriel, S.B. (2009) Understanding hollow cathode thrust production mechanisms. 31st International Electric Propulsion Conference, Ann Arbor, USA. 20 - 24 Sep 2009. 27 pp .

Grubisic, A.N. and Gabriel, S.B. (2010) Thrust production mechanism in hollow cathode microthrusters. IEEE Aerospace Conference, Big Sky, USA. 06 - 13 Mar 2010. 18 pp .

Tighe, A.P., van Eesbeek, M., Duzellier, S., Dinguirard, M., Falguere, D., Pons, C., Inguimbert, V., Durin, C., Gabriel, S., Goulty, D. and Roberts, G.T. (2009) Preliminary flight data from the Materials Exposure and Degredation Experiment (MEDET). In, Kleiman, Jacob I. (ed.) Protection of Materials and Structures from the Space Environment. (AIP Conference Proceedings - Materials Physics and Applications, 1087) Springer, pp. 195-206. (doi:10.1063/1.3076834).

Coletti, Michele and Gabriel, S.B. (2008) A model for hollow cathode surface work function evolution. International Review of Aerospace Engineering, 1 (6).

Jiggens, P.T.A. and Gabriel, S.B. (2009) Time distributions of solar energetic particle events: Are SEPEs really random? Journal of Geophysical Research, 114 (A10105), 20-[pp]. (doi:10.1029/2009JA014291).

Glynne-Jones, Peter, Coletti, M., White, N.M., Gabriel, S.B. and Bramanti, C. (2010) A feasibility study on using inkjet technology, micropumps, and MEMs as fuel injectors for bipropellant rocket engines. Acta Astronautica, 67 (1-2), 194-203. (doi:10.1016/j.actaastro.2010.01.027).

Coletti, M., Grubisic, A, Collingwood, C., Wallace, N., Wells, N. and Gabriel, S.B. (2009) European Student Moon Orbiter solar electric propulsion subsystem architecture: an all-electric spacecraft. Acta Astronautica, 65 (3-4), 354-364. (doi:10.1016/j.actaastro.2009.03.001).

Coletti, Michele and Gabriel, Stephen B. (2009) A model for barium oxide depletion from hollow cathode inserts. IEEE Transactions on Plasma Science, 37 (1), 58-66. (doi:10.1109/TPS.2008.2006898).

Coletti, Michele and Gabriel, Stephen B. (2009) Hollow cathode life time model. Journal of Plasma and Fusion Research Series, 8, 1595-1601.

Coletti, Michele and Gabriel, Stephen B. (2010) Barium oxide depletion from hollow cathode insert, modelling and comparison with experiments. Journal of Propulsion and Power, 26 (2), 364-369. (doi:10.2514/1.41345).

Aglietti, G S, Langley, R.S., Rogers, E. and Gabriel, S. (1999) Monte Carlo studies of control system robustness for an equipment loaded satellite panel. 4th International Conference on Dynamics and Control of Structures in Space, Cranfield, United Kingdom. 23 - 27 May 1999. pp. 54-60 .

Aglietti, G.S., Gabriel, S.B., Langley, R.S. and Rogers, E. (1997) A modelling technique for active control design studies with application to spacecraft microvibrations. Journal of the Acoustical Society of America, 102 (4), 2158-2166. (doi:10.1121/1.419631).

Aglietti, G.S., Rogers, E., Stoustrup, J., Langley, R. and Gabriel, S.B. (2000) Optimal feedback control of microvibrations. UKACC International Conference Control 2000, Cambridge, United Kingdom. 03 - 06 Sep 2000.

Aglietti, G.S., Langley, R.S. and Gabriel, S.B. (2000) An efficient model of an equipment loaded panel for active control design studies. Journal of the Acoustical Society of America, 108 (4), 1663-1673. (doi:10.1121/1.1287844).

Veres, S.M., Rokitianski, D.Y., Gabriel, S.B. and Rogers, E. (2002) Ellipsoid methods for formation flying control of two nano-satellites. In Proceedings of the International Conference on Control Applications, 2002. Institute of Electrical and Electronics Engineers. pp. 298-303 . (doi:10.1109/CCA.2002.1040202).

Aglietti, G.S., Langley, R.S., Rogers, E. and Gabriel, S.B. (2004) Model building and verification for active control of microvibrations with probabilistic assessment of the effects of uncertainties. Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 218 (4), 389-399. (doi:10.1177/095440620421800404).

Pongvthithum, R., Veres, S.M., Gabriel, S.B. and Rogers, E. (2005) Universal adaptive control of satellite formation flying. International Journal of Control, 78 (1), 45-52. (doi:10.1080/00207170412331330887).

Coletti, M. and Gabriel, S.B. (2012) A dual Stage ion engine for high impulse missions. IEEE Transactions on Plasma Science, 40 (2), 1053 -1063. (doi:10.1109/TPS.2012.2185953).

Gabriel, S.B., Jiggens, P.T.A., Heynderickx, D., Crosby, N., Glover, A. and Hilgers, A. (2012) ESA SEPEM Project: peak flux and fluence model. IEEE Transactions on Nuclear Science, 59 (4), 1066-1077. (doi:10.1109/TNS.2012.2198242).

Grubišić, A.N. and Gabriel, S.B (2010) Development of an indirect counterbalanced pendulum optical-lever thrust balance for micro- to millinewton thrust measurement. Measurement Science and Technology, 21 (10), 105101. (doi:10.1088/0957-0233/21/10/105101).

Gabriel, S B, Rogers, E and Leomanni, M (2013) The Applicability of Pulsed Plasma Thrusters to Rendezvous and Docking of Cubesats. 33rd International Electric Propulsion Conference,, George Washington University, Washington, United States. 06 - 10 Oct 2013. 13 pp .

Leomanni, M., Rogers, E. and Gabriel, S.B. (2014) Explicit model predictive control approach for low-thrust spacecraft proximity operations. Journal of Guidance Control and Dynamics, 37 (6), 1780-1789.

Golosnoy, I.O., Gabriel, S.B., Ciaralli, Simone and Coletti, M. (2015) Development of an engineering optimization tool for miniature Pulsed Plasma Thrusters. 34th International Electric Propulsion Conference, Kobe city, Hyogo, Japan. 04 - 10 Jul 2015. 11 pp .

Daykin-Iliopoulos, A., Gabriel, S.B., Golosnoy, I.O., Kubota, K. and Funaki, I. (2015) Investigation of heaterless hollow cathode breakdown. 34th International Electric Propulsion Conference, Kobe city, Hyogo, Japan. 04 - 10 Jul 2015. 9 pp .

Ciaralli, S., Coletti, M. and Gabriel, S.B. (2016) Results of the qualification test campaign of a Pulsed Plasma Thruster for Cubesat Propulsion (PPTCUP). Acta Astronautica, 121, 314-322. (doi:10.1016/j.actaastro.2015.08.016).

Frollani, Daniele, Coletti, Michele and Gabriel, Stephen (2014) A thrust balance for low power hollow cathode thrusters. Measurement Science and Technology. (doi:10.1088/0957-0233/25/6/065902).

Gessini, Paolo, Coletti, Michele and Gabriel, Stephen (2014) The thrust generated by a T6 ion engine hollow cathode. Acta Astronautica, 102, 249-257. (doi:10.1016/j.actaastro.2014.05.003).

Coletti, Michele, Ciarall, Simone and Gabriel, Stephen (2014) PPT development for Nanosatellites applications: experimental results. IEEE Transactions on Plasma Science, 218-225. (doi:10.1109/TPS.2014.2368054). (In Press)

Ciaralli, Simone, Coletti, MIchele and Gabriel, Stephen (2015) Performance and lifetime testing of a pulsed plasma thruster for Cubesat applications. Aerospace Science and Technology, 47, 291-298. (doi:10.1016/j.ast.2015.09.031).

Coletti, Michele, Grubisic, Angelo, Collingwood, Cheryl and Gabriel, Stephen (2011) Electric propulsion subsystem architecture for an all-electric spacecraft. In, Advances in Spacecraft Technologies. Rijeka, HR. INTECH, pp. 123-138. (doi:10.5772/13567).

Grubisic, Angelo and Gabriel, Stephen B. (2016) Assessment of the T5 and T6 hollow cathodes as reaction control thrusters. Journal of Propulsion and Power, 32 (4), 810-820. (doi:10.2514/1.b35556).

Golosnoy, I.O., Gabriel, S.B., Ciaralli, S. and Coletti, M. (2016) Development of an engineering optimization tool for miniature pulsed plasma thrusters. Space Propulsion 2016 (the 5th conference on space propulsion), Rome, Italy. 01 - 05 May 2016. 11 pp .

Daykin-Iliopoulos, Alexander, Gabriel, S.B. and Golosnoy, I.O. (2016) An investigation into the glow discharge phase of an LaB6 heaterless hollow cathode. Space Propulsion 2016 (the 5th conference on space propulsion), Rome, Italy. 01 - 05 May 2016. 13 pp .

Grubisic, Angelo and Gabriel, Stephen (2010) Thrust production mechanisms in Hollow cathode microthrusters. IEEE Aerospace Conference, Big Sky, USA. 06 - 13 Mar 2010. pp. 1-18 . (doi:10.1109/AERO.2010.5446770).

Grubisic, Angelo and Gabriel, Stephen (2009) Feasibility of MEMS hollow cathode devices for micro-spacecraft plasma propulsion. International Congress on Plasma Physics.

Grubisic, Angelo and Gabriel, Stephen (2007) Characterization of the T-series hollow cathode thrusters for all-electric spacecraft. 30th International Electric Propulsion Conference. 16 - 19 Sep 2007.

Grubisic, Angelo and Gabriel, Stephen (2007) Thrust characterization of a T5 hollow cathode. 43rd AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit, Cincinnati, United States. 07 - 10 Jul 2007.

Coletti, Michele, Grubisic, Angelo, Collingwood, Cheryl and Gabriel, Stephen (2011) Electric propulsion subsystem architecture for an all-electric spacecraft , INTECH, 17pp.

Gabriel, Stephen B., Golosnoy, Igor O. and Daykin-Iliopoulos, Alexander (2017) Electric propulsion at the University of Southampton. Electric Propulsion Innovation & Competitiveness Workshop 2017, CDTI, Madrid, Spain. 23 - 24 Oct 2017. 14 pp .

Daykin-Iliopoulos, Alexander, Golosnoy, Igor and Gabriel, Stephen (2017) Thermal profile of a lanthanum hexaboride heaterless hollow cathode. 35th International Electric Propulsion Conference, Georgia Institute of Technology, Atlanta, United States. 08 - 12 Oct 2017. IEPC -2017 -291 .

Praeger, Matthew, Daykin-Iliopoulos, Alexander and Gabriel, Stephen (2018) Vacuum current emission and initiation in an LaB6 hollow cathode. Space Propulsion 2018, , Seville, Spain. 13 - 18 May 2018. 17 pp .

Daykin-Iliopoulos, Alexander, Golosnoy, Igor O. and Gabriel, Stephen (2018) Development of a high current heaterless hollow cathode. Space Propulsion 2018, , Seville, Spain. 13 - 18 May 2018. pp. 1-8 .

Fazio, Nazareno, Gabriel, Stephen and Golosnoy, Igor O. (2018) Alternative propellants for gridded ion engines. Space Propulsion 2018, Barcelo Renacimiento Hotel, Convention Center, Avenida Alvaro Alonso Barba, Isla de la Cartuja, 41092 Seville, Spain, Seville, Spain. 14 - 18 May 2018. SP2018_00102 .

Dobranszki, Cristian, Golosnoy, Igor O. and Gabriel, Stephen (2018) Development of ignition unit for a liquid pulsed plasma thruster. Space Propulsion Conference, Barcelo Renacimiento Hotel, Seville, Spain. 14 - 18 May 2018. 8 pp .

Guo, Ning, Xie, Kan, Sangregorio, Miguel, Wang, Ningfei, Zhang, Zun and Gabriel, Stephen B. (2019) 3D printing of ion optics for electric propulsion. Frontiers in Physics, 6, 1-12, [145]. (doi:10.3389/fphy.2018.00145).

Fazio, Nazareno, Gabriel, Stephen, Golosnoy, Igor O. and Wollenhaupt, Birk (2019) Mission cost for gridded ion engines using alternative propellants. 36th International Electric Propulsion Conference: IEPC, University of Vienna, Vienna, Austria. 15 - 20 Sep 2019. 21 pp .

Dobranszki, Cristian, Golosnoy, Igor O., Gabriel, Stephen and Gessini, Paolo (2019) Development of electrostrictive force-feeding sub-system for liquid pulsed plasma thrusters. 36th International Electric Propulsion Conference: IEPC, University of Vienna, Vienna, Austria. 15 - 20 Sep 2019. 11 pp .

Daykin-Iliopoulos, Alexander, Golosnoy, Igor O., Gabriel, Stephen and Bosi, Franco (2019) Characterisation of a 30 a heaterless hollow cathode. 36th International Electric Propulsion Conference: IEPC, University of Vienna, Vienna, Austria. 15 - 20 Sep 2019. 14 pp .

Gessini, Paolo, Possa, Gabriela C., Intini Marques, Rodrigo, Dobranszki, Cristian, Golosnoy, Igor O. and Gabriel, Stephen (2019) Enabling low-cost high-energy missions with small spacecraft by using pulsed plasma thrusters. 36th International Electric Propulsion Conference: IEPC, University of Vienna, Vienna, Austria. 15 - 20 Sep 2019. 9 pp .

Daykin-Iliopoulos, Alexander, Bosi, Franco, Coccaro, Fabio, Magarotto, Mirko, Papadimopoulos, Athanasios, Del Carlo, Paola, Dobranszki, Cristian, Golosnoy, Igor O. and Gabriel, Stephen (2020) Characterisation of a thermionic plasma source apparatus for high-density gaseous plasma antenna applications. Plasma Sources Science and Technology, 29 (11), [115002]. (doi:10.1088/1361-6595/abb21a).