Associate Professor Sean O'Byrne

School of Engineering and Information Technology
+61 2 6268 8353
+61 2 6268 8581

LOCATION

Building 17 Room GF06
School of Engineering and Information Technology, The University of New South Wales, Australian Defence Force Academy, PO Box 7916, Canberra BC ACT 2610, AUSTRALIA

  • ABOUT
  • PUBLICATIONS

Dr Sean O'Byrne is a Associate Professor in the ADFA School of Engineering and Information Technology

Research Experience
Hypersonics and re-entry physics
Sensors for hypersonic flight testing
Laser spectroscopy
Tuneable diode laser absorption spectroscopy 
Laser-induced fluorescence
Laser-enhanced ignition in high-speed diffusive flames 
Laser-based sensors for emissions monitoring, engine diagnostics
Thermal and chemical nonequilibrium in hypersonic flows
Aviation safety - laser pointer attacks on pilots 

Teaching Experience
Research-led, project-based teaching
Courses taught include - Hypersonics, Materials Science and Engineering Research

Additional Experience
NRC Postdoctoral fellow
NASA Langley Reserach Center, Hampton, VA, USA (2002-2003)
New South Global Postdoctoral Fellow, UNSW@ADFA, Canberra Australia (2004-2006)

Consulting Interests
Industrial application of laser-based diagnostics
Gaeous mixing and pollutant dispersion measurement

Journal articles

Gao R; O'Byrne S; Liow JL; Boyson TK, 2018, 'An experimental study of pressure distribution nonlinearity in a circular micro-tube', Experimental Thermal and Fluid Science, vol. 97, pp. 468 - 483, http://dx.doi.org/10.1016/j.expthermflusci.2018.05.020

Kaebe BD; Robins NP; Boyson TK; Kleine H; O’Byrne S, 2018, '1.6 MHz scanning rate direct absorption temperature measurements using a single vertical-cavity surface-emitting laser diode', Applied Optics, vol. 57, pp. 5680 - 5687, http://dx.doi.org/10.1364/AO.57.00568

Krishna Y; O’Byrne S; Munuswamy K; Jagadeesh G, 2018, 'Effect of noise-induced wavelength fluctuation in tunable diode lasers on narrow-linewidth absorption measurements', Applied Optics, vol. 57, pp. 4943 - 4949, http://dx.doi.org/10.1364/AO.57.004943

Prakash R; Gai S; O'Byrne S, 2018, 'A direct simulation Monte Carlo study of hypersonic leading-edge separation with rarefaction effects', Physics of Fluids, vol. 30, http://dx.doi.org/10.1063/1.5030931

Krishna Y; Sheehe SL; O'Byrne S, 2018, 'Detection of spatial variation in hypersonic nozzle flow using diode laser spectroscopy', AIAA Journal, vol. 56, pp. 2930 - 2935, http://dx.doi.org/10.2514/1.J056732

Dogariu A; Goldberg BM; O'Byrne S; Miles RB, 2017, 'Species-Independent Femtosecond Localized Electric Field Measurement', Physical Review Applied, vol. 7, http://dx.doi.org/10.1103/PhysRevApplied.7.024024

Gao R; O Byrne S; Sheehe SL; Kurtz J; Liow JL, 2017, 'Transient gas viscosity measurement using tunable diode laser absorption spectroscopy', Experiments in Fluids, vol. 58, http://dx.doi.org/10.1007/s00348-017-2438-3

Le Page LM; O'Byrne S, 2017, 'An adaptive sampling algorithm for Doppler-shift fluorescence velocimetry in high-speed flows', Journal of Quantitative Spectroscopy and Radiative Transfer, vol. 190, pp. 69 - 77, http://dx.doi.org/10.1016/j.jqsrt.2017.01.022

Do Q; Obyrne S; Liu M; Zhang L, 2017, 'Piezoresistive Behavior of MWCNT-UHMWPE Composite for Compressive Stress Sensing Applications', IEEE Transactions on Nanotechnology, vol. 16, pp. 265 - 273, http://dx.doi.org/10.1109/TNANO.2017.2662087

Manoharan R; Boyson TK; O'Byrne S, 2016, 'Time-resolved temperature and number density measurements in a repetitively pulsed nanosecond-duration discharge', Physics of Plasmas, vol. 23, http://dx.doi.org/10.1063/1.4972876

Kurtz JJ; O'Byrne S, 2016, 'Multiple receivers in a high-resolution near-infrared heterodyne spectrometer', Optics Express, vol. 24, pp. 23838 - 23838, http://dx.doi.org/10.1364/OE.24.023838

Krishna Y; O'byrne S, 2016, 'Tunable diode laser absorption spectroscopy as a flow diagnostic Tool: A reviewreview', Journal of the Indian Institute of Science, vol. 96, pp. 17 - 28

Kurtz J; Wittig S; O'Byrne S, 2016, 'Applicability of a counterpropagating laser airspeed sensor to aircraft flight regimes', Journal of Aircraft, vol. 53, pp. 439 - 450, http://dx.doi.org/10.2514/1.C033357

Kurtz J; Aizengendler M; Krishna Y; Walsh P; O'Byrne S, 2016, 'Rugged, scramjet inlet temperature and velocity sensor: Design and ground test', AIAA Journal, vol. 54, pp. 399 - 407, http://dx.doi.org/10.2514/1.J054303

Gao P; O'Byrne S; Fletcher JE, 2015, 'A power-electronics-based modular nanosecond pulse generation system for plasma-assisted ignition', IEEJ Journal of Industry Applications, vol. 4, pp. 227 - 234, http://dx.doi.org/10.1541/ieejjia.4.227

Kurtz J; Aizengendler M; Krishna Y; Brown M; O'Byrne S; walsh P, 2015, 'Subsonic In-Flight Temperature and Pressure Measurements Using a Scramjet Inlet Flow Sensor', AIAA Journal, vol. 54, pp. 1 - 7, http://dx.doi.org/10.2514/1.J054207

Santoso J; Manoharan R; O'Byrne S; Corr CS, 2015, 'Negative hydrogen ion production in a helicon plasma source', Physics of Plasmas, vol. 22, http://dx.doi.org/10.1063/1.4931469

Goldberg BM; Shkurenkov I; O'Byrne S; Adamovich IV; Lempert WR, 2015, 'Electric field measurements in a dielectric barrier nanosecond pulse discharge with sub-nanosecond time resolution', Plasma Sources Science and Technology, vol. 24, http://dx.doi.org/10.1088/0963-0252/24/3/035010

Mudford NR; O'Byrne S; Neely A; Buttsworth D; Balage S, 2015, 'Hypersonic wind-tunnel free-flying experiments with onboard instrumentation', Journal of Spacecraft and Rockets, vol. 52, pp. 231 - 242, http://dx.doi.org/10.2514/1.A32887

Krishna Y; O'Byrne S; Wittig S; Kurtz JJ, 2014, 'Numerically Determining Mach Number and Orientation in Hypersonic Inlets Using Absorption Spectroscopy', Journal of Propulsion and Power, vol. 31, pp. 123 - 132, http://dx.doi.org/10.2514/1.B35187

Krishna Y; O'Byrne S; Kurtz JJ, 2014, 'Baseline correction for stray light in log-ratio diode laser absorption measurements', Applied Optics, vol. 53, pp. 4128 - 4135, http://dx.doi.org/10.1364/AO.53.004128

Brieschenk S; O'Byrne S; Kleine H, 2014, 'Ignition characteristics of laser-ionized fuel injected into a hypersonic crossflow', Combustion and Flame, vol. 161, pp. 1015 - 1025, http://dx.doi.org/10.1016/j.combustflame.2013.09.024

Brieschenk S; Kleine H; O'Byrne S, 2013, 'On the measurement of laser-induced plasma breakdown thresholds', Journal of Applied Physics, vol. 114, http://dx.doi.org/10.1063/1.4819806

Brieschenk S; O''byrne SB; Kleine HH, 2013, 'Visualization of jet development in laser-induced plasmas', Optics Letters, vol. 38, pp. 664 - 666, http://dx.doi.org/10.1364/OL.38.000664

Brieschenk S; Kleine H; O'Byrne S, 2013, 'Laser ignition of hypersonic air–hydrogen flow', Shock Waves, vol. 23, pp. 439 - 452, http://dx.doi.org/10.1007/s00193-013-0447-6

Brieschenk S; Gehre RM; Wheatley V; Boyce RR; Kleine H; O'Byrne S, 2012, 'Jet interaction in a hypersonic flow: A comparison between PLIF thermometry and computational simulation', 28th Congress of the International Council of the Aeronautical Sciences 2012, ICAS 2012, vol. 3, pp. 2523 - 2533

Hruschka RB; O''Byrne S; Kleine HH, 2011, 'Comparison of velocity and temperature measurements with simulations in a hypersonic wake flow', Experiments in Fluids, vol. 51, pp. 407 - 421, http://dx.doi.org/10.1007/s00348-011-1039-9

Hruschka RB; O Byrne SB; Kleine HH, 2010, 'Two-component Doppler-shift fluorescence velocimetry applied to a generic planetary entry probe model', Experiments in Fluids, vol. 48, pp. 1109 - 1120, http://dx.doi.org/10.1007/s00348-009-0794-3

Hruschka RB; O Byrne SB; Kleine HH, 2008, 'Diode-laser-based near-resonantly enhanced flow visualization in shock tunnels', Applied Optics, vol. 47, pp. 4352 - 4360, http://dx.doi.org/10.1364/AO.47.004352

Jeong E; O Byrne SB; Jeung I; Houwong A, 2008, 'Investigation of Supersonic Combustion with Angled Injection in a Cavity-Based Combustor', Journal of Propulsion and Power, vol. 24, pp. 1258 - 1268, http://dx.doi.org/10.2514/1.36519

Jeong E; O'Byrne S; Jeung IS; Houwing AFP, 2008, 'Supersonic combustion on hydrogen fuel injection locations in a cavity-based combustor', 44th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit

O Byrne SB; Danehy PM; Tedder S; Cutler A, 2007, 'Dual-pump coherent anti-Stokes Raman scattering measurements in a supersonic combustor', AIAA American Institute of Aeronautics and Astronautics Journal, vol. 45, pp. 922 - 933, http://dx.doi.org/10.2514/1.26768

O Byrne SB; Danehy PM; Houwing AF, 2006, 'Investigation of hypersonic nozzle flow uniformity using NO fluorescence', Shock Waves, vol. 15, pp. 81 - 87, http://dx.doi.org/10.1007/s00193-006-0013-6

Jeong E; O'Byrne S; Jeung IS; Houwing AFP, 2006, 'Cavity flame-holder experiments in a model scramjet engine', A Collection of Technical Papers - 14th AIAA/AHI International Space Planes and Hypersonic Systems and Technologies Conference, vol. 1, pp. 165 - 175

Tedder SA; O'Byrne S; Danehy PM; Cutler AD, 2005, 'CARS temperature and species concentration measurements in a supersonic combustor with normal injection', 43rd AIAA Aerospace Sciences Meeting and Exhibit - Meeting Papers, pp. 2775 - 2790

O Byrne SB; Danehy PM; Cutler A, 2004, 'Dual-pump CARS thermometry and species concentration measurements in a supersonic combustor', 42nd AIAA Aerospace Sciences Meeting and Exhibit; AIAA Paper, pp. 8227 - 8242, http://www.sciencedirect.com/science/article/B6WPV-4CV88HY-4H4/2/5a9d9b4fb003f5222b3cb5eca7caac00

Cutler AD; Danehy PM; Springer RR; O'Byrne S; Capriotti DP; DeLoach R, 2003, 'Coherent Anti-Stokes Raman Spectroscopic Thermometry in a Supersonic Combustor', AIAA Journal, vol. 41, pp. 2451 - 2459, http://dx.doi.org/10.2514/2.6844

Danehy PM; O Byrne SB; Houwing AF; Fox JS; Smith DR, 2003, 'Flow-tagging velocimetry for hypersonic flows using fluorescence of nitric oxide', AIAA American Institute of Aeronautics and Astronautics Journal, vol. 41, pp. 263 - 271, http://dx.doi.org/10.2514/2.1939

Cutler A; Danehy PM; Springer RR; O Byrne SB; Capriotti DP; de Loach R, 2003, 'CARS thermometry in a supersonic combustor', AIAA American Institute of Aeronautics and Astronautics Journal, vol. 41, pp. 2451 - 2459

Danehy PM; Mere P; Gaston MJ; O’Byrne S; Palma PC; Houwing AF, 2001, 'Fluorescence velocimetry of the hypersonic, separated flow over a cone', AIAA Journal, vol. 39, pp. 1320 - 1328, http://dx.doi.org/10.2514/2.1450

Fox JS; O Byrne S; Houwing F; Papinniemi AT; Danehy PM; Mudford NR, 2001, 'Fluorescence visualisation of hypersonic flow establishment over a blunt fin', AIAA American Institute of Aeronautics and Astronautics Journal, vol. 39, pp. 1329 - 1337, http://dx.doi.org/10.2514/2.1451

O'Byrne S; Doolan M; Olsen SR; Houwing AFP, 2000, 'Analysis of transient thermal choking processes in a model scramjet engine', Journal of Propulsion and Power, vol. 16, pp. 808 - 814

Palma PC; Mallinson SG; O'Byrne SB; Danehy PM; Hillier R, 2000, 'Temperature measurements in a hypersonic boundary layer using planar laser-induced fluorescence', AIAA journal, vol. 38, pp. 1769 - 1772, http://dx.doi.org/10.2514/2.1172

O'Byrne S; Doolan M; Olsen SR; Houwing AFP, 1999, 'Measurement and imaging of supersonic combustion in a model scramjet engine', Shock Waves, vol. 9, pp. 221 - 226, http://dx.doi.org/10.1007/s001930050159

Conference Papers

Gai SL; Prakash R; Khraibut A; Le Page L; O'Byrne S, 2019, 'Large scale hypersonic separated flows at moderate Reynolds numbers and moderate density', in AIP Conference Proceedings, http://dx.doi.org/10.1063/1.5119600

Le Page LM; Barrett M; O'Byrne S; Gai SL, 2019, 'Rotational temperature imaging of a leading-edge separation in hypervelocity flow', in AIP Conference Proceedings, http://dx.doi.org/10.1063/1.5119611

Ong EES; O'Byrne S; Liow JL, 2018, 'Molecular dynamics study on the structural and dynamic properties of xanthan gum in a dilute solution under the effect of temperature', in AIP Conference Proceedings, http://dx.doi.org/10.1063/1.5033388

Goldberg BM; Dogariu A; O’Byrne S; Miles RB, 2017, 'Imaging of DC induced second harmonic generation for species independent electric field measurements', in AIAA SciTech Forum - 55th AIAA Aerospace Sciences Meeting, http://dx.doi.org/10.2514/6.2017-1809

Gao R; O’Byrne S, 2017, 'An optical absorption method to deduce the temperature dependence of gas viscosity', in 11th Asia-Pacific Conference on Combustion, ASPACC 2017

Dogariu A; Goldberg BM; O'Byrne S; Miles RB, 2017, 'Femtosecond localized electric field measurement in gases via second harmonic generation', in 2017 Conference on Lasers and Electro-Optics, CLEO 2017 - Proceedings, pp. 1 - 2, http://dx.doi.org/10.1364/CLEO_QELS.2017.FM4F.4

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