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Matthew Juniper

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vs_2 Automatically-updated list of publications

Public Engagement

vs_2 Radio 4 programme 'Something Understood'
(6:10 to 8:30)
BBC Website

Downloads

vs_2 Rijketool
(Rijketool's pseudospectra calculation, which is optional, requires psacore.m to be downloaded from Eigtool.

Movies of conference presentations

vs_2 Adjoint sensitivity analysis in thermoacoustics
M. Juniper (2013),
N3L Summer School , 18-21 June 2013, Munich, Germany
vs_2 Passive control and sensitivity analysis of thermo-acoustic systems via adjoint equations
L. Magri, M. Juniper (2012),
APS Fluid Dynamics Division , 19-22 November 2012, San Diego, CA
vs_2 The nonlinear behaviour of a ducted premixed flame (a numerical study)
K. Kashinath, I. Waugh, S. Hemchandra, M. Juniper (2012),
APS Fluid Dynamics Division , 19-22 November 2012, San Diego, CA
vs_2 Forcing of self-excited round jet diffusion flames: Part 1 , Part 2
M. Juniper, L. Li, J. Nichols (2008),
32nd Combustion Symposium , 3-8 August 2008, Montreal, Canada
vs_2 The effect of confinement on the stability of the Rankine vortex with axial flow
M. Juniper (2007)
60th Annual Meeting of the APS Division of Fluid Dynamics , 18-20 November 2007, Salt Lake City, Utah, USA;

Movies and preprints of Journal Papers

vs_2 The planar X-junction flow: stability analysis and control
Iman Lashgari, Outi Tammisola, Vincenzo Citro, Matthew Juniper, Luca Brandt
Journal of Fluid Mechanics 753, 1-28, (2014)
vs_2 Global modes, receptivity, and sensitivity analysis of diffusion flames coupled with duct acoustics
Luca Magri, Matthew Juniper
Journal of Fluid Mechanics 752, 237-265, (2014)
vs_2 Nonlinear dynamics of a self-excited thermoacoustic system subjected to acoustic forcing
S. Balusamy, Larry Li, Z. Han, Matthew Juniper, Simone Hochgreb
Proceedings of the Combustion Institute 35, ISSN 1540-7489 (2014)
vs_2 The structural sensitivity of open shear flows calculated with a local stability analysis
Matthew Juniper, Benoit Pier
European Journal of Mechanics B xxx, xx, doi10.1115/1.4026604 (2014)
vs_2 Modal Stability Theory
Matthew Juniper, Ardeshir Hanifi, and Vassilis Theofilis
Applied Mechanics Review 66, 024804, doi10.1115/1.4026604 (2014)
vs_2 Phase trapping and slipping in a forced hydrodynamically self-excited jet
Larry Li and Matthew Juniper
Journal of Fluid Mechanics 735, R5, doi10.1017/jfm.2013.533 (2013)
vs_2 The two classes of primary modal instability in laminar separation bubbles
Daniel Rodriguez, Elmer Gennaro, Matthew Juniper
Journal of Fluid Mechanics 734, R4 (2013)
vs_2 Non-normality in combustion-acoustic interaction in diffusion flames: a critical revision
Luca Magri, Koushik Balasubramanian, R. I. Sujith, Matthew Juniper
Journal of Fluid Mechanics 733, 681-683 (2013)
http://arxiv.org/abs/1310.0238
vs_2 Lock-in and quasiperiodicity in a forced hydrodynamically self-excited jet
Larry Li, Matthew Juniper
Journal of Fluid Mechanics 726, 624-655 doi10.1017/jfm.2013.223 (2013)
vs_2 A theoretical approach for passive control of thermoacoustic oscillations: application to ducted flames
Luca Magri, Matthew Juniper
Journal of Engineering for Gas Turbines and Power 135, 091604-1 (2013)
vs_2 Azimuthal instabilities in annular combustors: standing and spinning modes
Giulio Ghirardo, Matthew Juniper
Proc. Roy. Soc. A. 469, 20130232, doi:10.1098 (2013)
vs_2 Nonlinear thermoacoustics of ducted premixed flames: the influence of perturbation convective speed
Karthik Kashinath, Santosh Hemchandra, Matthew Juniper
Combustion and Flame 160 (12), 2856--2865 (2013)
vs_2 Nonlinear phenomena in thermoacoustic systems with premixed flames
Karthik Kashinath, Santosh Hemchandra, Matthew Juniper
Journal of Engineering for Gas Turbines and Power 135, 061502 (2013)
vs_2 Structural sensitivity of spiral vortex breakdown
U. Qadri, D. Mistry and M. Juniper
Journal of Fluid Mechanics 720, 558-581 (2013)
vs_2 Matrix-free continuation for bifurcation analysis of large thermoacoustic systems
I. Waugh, S. Illingworth, M. Juniper
Journal of Computational Physics 240, 225-247 (2013)
vs_2 Sensitivity analysis of a time-delayed thermoacoustic system via an adjoint-based approach
L. Magri and M. Juniper
Journal of Fluid Mechanics 719, 183-202, ISSN (2013)
vs_2 Finding thermoacoustic limit cycles for a ducted Burke-Schumann flame
S. Illingworth, I. Waugh, M. Juniper
Proceedings of the Combustion Institute, 34 (911-920) (2013)
vs_2 Lock-in and quasiperiodicity in hydrodynamically self-excited flames: experiments and modelling
L. Li, M. Juniper
Proceedings of the Combustion Institute, 34 (947-954) (2013)
vs_2 Density ratio effects on reacting bluff body flow field characteristics
B. Emerson, J. O'Connor, M. Juniper, T. Lieuwen
Journal of Fluid Mechanics 706, 219-250, ISSN 0022-1120 (2012)
vs_2 Triggering in thermoacoustics
M. P. Juniper
International Journal of Spray and Combustion Dynamics 4 (3), 217-238 (2012)
vs_2 Adjoint algorithms for the Navier-Stokes equations in the Low Mach Number limit,
G. J. Chandler, M. P. Juniper, J. W. Nichols, P. J. Schmid
Journal of Computational Physics 231, 1900-1916 (2012);
vs_2 The local and global stability of confined planar wakes at intermediate Reynolds number
M. P. Juniper, O. L. Tammisola, F. Lundell
Journal of Fluid Mechanics 686, 218-238 (2011)
vs_2 Triggering in a thermoacoustic system with stochastic noise
I. C. Waugh, M. P. Juniper
International Journal of Spray and Combustion Dynamics 3 (3-4) 225-242 (2011)
vs_2 Transient growth and triggering in the horizontal Rijke tube
M. P. Juniper
International Journal of Spray and Combustion Dynamics 3 (3-4) 209-224 (2011)
vs_2 Triggering in the horizontal Rijke tube: non-normality, transient growth and bypass transition
M. P. Juniper
Journal of Fluid Mechanics 667, 272-308 (2011)
vs_2 Triggering, bypass transition and the effect of noise on a linearly stable thermoacoustic system
I. C. Waugh, M. Geuss, M. P. Juniper
Proc. Combustion Inst., 33, 2945-2952 (2011)
vs_2 The effect of confinement on the stability of viscous planar jets and wakes
S. J. Rees, M. Juniper
Journal of Fluid Mechanics, 656, 309-336 (2010)
vs_2 Applications of the dynamic mode decomposition
P. J. Schmid, L. K. B. Li, M. P. Juniper, O. Pust
Theoretical and Computational Fluid Dynamics, Springer, 0935-4964 (2010)
vs_2 The effect of surface tension on the stability of unconfined and confined planar jets and wakes
S. J. Rees, M. Juniper
Journal of Fluid Mechanics, 633, 71-97 (2009)
vs_2 Forcing of self-excited round jet diffusion flames
M. Juniper, L. Li, J. Nichols
Proceedings of the Combustion Institute, 32 (1), 1191-1198 (2008)
vs_2 The effect of confinement on the stability of non-swirling round jet/wake flows
M. Juniper
Journal of Fluid Mechanics, 605, 227-252 (2008)
vs_2 The full impulse response of two-dimensional shear flows and implications for confinement
M. Juniper
Journal of Fluid Mechanics, 590, 163-185 (2007)
vs_2 The Effect of Confinement on the Stability of Two-dimensional Shear flows
M. Juniper
Journal of Fluid Mechanics, 565, 171-195 (2006)
vs_2 Structure and Dynamics of Cryogenic Flames at Supercritical Pressure
S. Candel, M. Juniper, G. Singla, P. Scouflaire, C. Rolon
Combustion Science and Technology , 178, 161-192 (2006)
vs_2 The Stability of Ducted Compound Flows and Consequences for the Geometry of Coaxial Injectors,
M. Juniper and S. Candel
Journal of Fluid Mechanics, 482, 257-269 (2003)
vs_2 Edge Diffusion Flame Stabilization behind a Step over a Liquid Reactant,
M. Juniper and S. Candel
AIAA Journal of Propulsion and Power, 19(3), 332 - 341 (2003)
vs_2 The Extinction Limits of a Hydrogen Counterflow Diffusion Flame above Liquid Oxygen
M. Juniper, N. Darabiha and S. Candel
Combustion and Flame, 135(1-2), 87-96 (2003)
vs_2 The Effect of Damkohler Number on the Stand-off Distance of Cross-flow flames
M. Juniper and S. Candel
Combustion Theory and Modelling, 7(3), 563-577 (2003)
vs_2 The Structure of Cryogenic Flames at Elevated Pressure
M. Juniper, A. Tripathi, P. Scouflaire, J-C. Rolon and S. Candel
Proceedings of the 28th International Combustion Symposium, 28, 1103-1109 (2000)
vs_2 Turbulent Combustion of Sprays under Supercritical Conditions
M. Juniper, A. Tripathi, P. Scouflaire, J-C. Rolon and S. Candel
Turbulent Mixing and Combustion, A. Pollard and S. Candel (Eds). Chapter 38, pp439-446. (2002) Kluwer Publications;
vs_2 The Structure of Cryogenic Flames and Subcritical and Supercritical Pressures,
M. Juniper, A. Tripathi, P. Scouflaire, J-C. Rolon and S. Candel
Combustion dans les moteurs fusees, Cepadues pp. 347-357 ISBN: 2.85428.561.1 (2001)
vs_2 Stabilization of Cryogenic Flames and Effect of Recess
M. Juniper, B. Leroux, F. Lacas and S. Candel
Combustion dans les moteurs fusees, Cepadues pp. 221-231 ISBN: 2.85428.561.1 (2001)

Theses

vs_2 Structure and Stabilization of Cryogenic Spray Flames
M. P. Juniper (2001)
vs_2 Hydrodynamic instability of confined jets and wakes and implications for gas turbine fuel injectors,
S. J. Rees (2009)
vs_2 Sensitivity analysis of low density jets and flames,
G. J. Chandler (2010)
vs_2 Forcing of globally unstable jets and flames
L. K. B. Li (2011)
vs_2 Methods for analysis of nonlinear thermoacoustic systems
I. C. Waugh (2013)
vs_2 Global stability and control of swirling jets and flames
U. A. Qadri (2013)
vs_2 Nonlinear thermoacoustic oscillations of a ducted premixed laminar flame
K. Kashinath (2013)

Conference Papers with Proceedings

vs_2 Using direct and adjoint eigenfunctions to find optimal control strategies in thermo-acoustics
L. Magri and M. P. Juniper
N3L International Summer School and Workshop on Non-normal and Nonlinear Effects in Aero- and Thermo-acoustics , Munich, Germany, 18-21 June 2013
vs_2 On the two classes of global primary modal instability in laminar separation bubbles
D. Rodriguez, E. M. Gennaro, and M. P. Juniper
43rd AIAA Fluid Dynamics Conference , San Diego, CA, 24-27 June 2013
vs_2 A novel theoretical approach to passive control of thermo-acoustic oscillations: application to ducted heat sources
L. Magri and M. P. Juniper
ASME Turbo Expo , San Antonio, Texas, 3-7 June 2013
vs_2 A theoretical approach to passive control of vortex breakdown
U. A. Qadri and M. P. Juniper
UKACC International Conference on Control , Cardiff, UK, 3-5 Sept 2012
vs_2 Weakly nonlinear analysis of thermoacoustic oscillations,
M. P. Juniper
Int. Conf. on Sound and Vibration , Vilnius, Lithuania, 08-12 July 2012
vs_2 When will a flame describing function approach to thermoacoustics work well?
S. Illingworth and M. P. Juniper
Int. Conf. on Sound and Vibration , Vilnius, Lithuania, 08-12 July 2012
vs_2 Nonlinear phenomena in thermoacoustics: a comparison between single-mode and multi-mode methods.
K. Kashinath and M. P. Juniper
Int. Conf. on Sound and Vibration , Vilnius, Lithuania, 08-12 July 2012
vs_2 Matrix-free continuation of large thermoacoustic systems
I. Waugh, S. Illingworth and M. P. Juniper
Int. Conf. on Sound and Vibration , Vilnius, Lithuania, 08-12 July 2012
vs_2 Nonlinear phenomena in thermoacoustic systems with premixed flames
K. Kashinath, S. Hemchandra, M. P. Juniper
ASME Turbo Expo , GT2012-68726, Copenhagen, Denmark, 11-15 June 2012
Combustion, Fuels and Emissions Best paper award
vs_2 Obtaining bifurcation diagrams with a thermoacoustic network model
G. Campa, M. P. Juniper
ASME Turbo Expo , GT2012-68241, Copenhagen, Denmark, 11-15 June 2012
vs_2 Absolute and convective instability in gas turbine fuel injectors
M. P. Juniper
ASME Turbo Expo , GT2012-68253, Copenhagen, Denmark, 11-15 June 2012
vs_2 Triggering in Thermoacoustics
M. P. Juniper
50th AIAA Aerospace Sciences Meeting , Nashville, Tennessee, 09-12 January 2012
vs_2 Bypass Transition to Sustained Thermoacoustic Oscillations in a Linearly Stable Rijke Tube
M. P. Juniper, I. C. Waugh
16th AIAA/CEAS Aeroacoustics Conference , Stockholm, Sweden, 07-09 June 2010
vs_2 Transient growth and triggering in the horizontal Rijke tube
M. P. Juniper
n3l International workshop on nonnormal and nonlinear effects in aero-and thermo-acoustics, Munich, Germany, 17-21 May 2010
vs_2 Optimization with nonlinear adjoint looping,
M. P. Juniper, (2010)
n3l International workshop on nonnormal and nonlinear effects in aero-and thermo-acoustics, Munich, Germany, 17-21 May 2010
vs_2 Triggering in a thermoacoustic system with stochastic noise,
I. C. Waugh, M. Geuss and M. P. Juniper
n3l International workshop on nonnormal and nonlinear effects in aero-and thermo-acoustics, Munich, Germany, 17-21 May 2010
vs_2 Effect of Confinement on wake instability: comparison of local, global and nonlinear methods
Tammisola, O., Lundell, F., Sodeberg, D., Juniper, M., Schlatter, P.
Int. Conf. on Flow Dynamics , Sendai, Japan, 04-06 November 2009

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