Dr Petri Piiroinen

MSc, PhD

Contact Details

Lecturer Above The Bar
------------------------
Room ADB 2004
Áras De Brún
School of Mathematics, Statistics and Applied Mathematics

T: +353 (0)91 492341
E: petri.piiroinen@nuigalway.ie
W: http://maths.nuigalway.ie/~piiroinen/
 
researcher

Biography

Research Interests

Some of my research interests are (but not limited to) nonlinear dynamics, nonsmooth systems, mechanical systems with impacts and friction, multi-body dynamics, population dynamics, modelling of biological systems and decision making.

Research Projects

  Project Start Date End Date
ISCA BRAZIL Petri Piiroinen 01-APR-14 30-AUG-16
IRCSET EMPOWER POSTDOCTORAL FELLOWSHIP, DR PETRI T PIIROINEN, ISCET REF DR J MASON IRCSET 13-DEC-10 12-DEC-13
IRCSET EMBARK NEIL HUMPHRIES 01-OCT-08 30-SEP-13
JOHN DONOHUE - EVOLVING COMPLEX NETWORKS IRCSET EMBARK POST GRAD PETRI PIIROINEN 01-OCT-11 30-SEP-15
CORE COMPLEX SYSTEMS RESEARCH CENTRE PETRI PIIROINEN 07-APR-11 07-APR-20
MF07-P42 DIURNAL CHANGES IN THE COAGULATION PROCES 01-FEB-08 31-DEC-09

Peer Reviewed Journals

  Year Publication
(2017) 'Protective parenting may have population-level consequences'
Donohue, J.G., Piiroinen P.T. (2017) 'Protective parenting may have population-level consequences'. Ecological Complexity, 31 :72-77 [DOI] [Details]
(2016) 'The effects of predation on seasonally migrating populations'
Donohue, JG,Piiroinen, PT (2016) 'The effects of predation on seasonally migrating populations'. Theoretical Ecology, 9 :487-499 [DOI] [Details]
(2016) 'A mathematical model of Aurora B activity in prophase and metaphase'
Doherty, K,Meere, M,Piiroinen, PT (2016) 'A mathematical model of Aurora B activity in prophase and metaphase'. Mathematical Biosciences, 277 :153-165 [DOI] [Details]
(2015) 'Mathematical modelling of seasonal migration with applications to climate change'
Donohue, JG,Piiroinen, PT (2015) 'Mathematical modelling of seasonal migration with applications to climate change'. Ecological Modelling, 299 :79-94 [DOI] [Details]
(2015) 'Some mathematical models of intermolecular autophosphorylation'
Doherty, K,Meere, M,Piiroinen, PT (2015) 'Some mathematical models of intermolecular autophosphorylation'. Journal Of Theoretical Biology, 370 :27-38 [DOI] [Details]
(2015) 'A hybrid scheme for simulation of planar rigid bodies with impacts and friction using impact mappings'
Burns, SJ,Piiroinen, PT (2015) 'A hybrid scheme for simulation of planar rigid bodies with impacts and friction using impact mappings'. International Journal Of Non-Linear Mechanics, 77 :312-324 [DOI] [Details]
(2014) 'A mathematical model of CENP-A incorporation in mammalian centromeres'
Doherty, K,Meere, M,Piiroinen, PT (2014) 'A mathematical model of CENP-A incorporation in mammalian centromeres'. Mathematical Biosciences, 249 :27-43 [DOI] [Details]
(2014) 'Numerical analysis of codimension-one, -two and -three bifurcations in a periodically-forced impact oscillator with two discontinuity surfaces'
Mason, JF,Humphries, N,Piiroinen, PT (2014) 'Numerical analysis of codimension-one, -two and -three bifurcations in a periodically-forced impact oscillator with two discontinuity surfaces'. Mathematics and Computers in Simulation, 95 :98-110 [DOI] [Details]
(2014) 'Discontinuous dynamical systems: theory and numerical methods [Special issue editorial]'
Brogliato, Bernard and Lopez, Luciano and Piiroinen, Petri T. and K\"upper, Tassilo (2014) 'Discontinuous dynamical systems: theory and numerical methods [Special issue editorial]'. Math. Comput. Simulation, 95 [DOI] [Details]
(2014) 'The complexity of a basic impact mapping for rigid bodies with impacts and friction'
Burns, SJ,Piiroinen, PT (2014) 'The complexity of a basic impact mapping for rigid bodies with impacts and friction'. Regular & Chaotic Dynamics, 19 :20-36 [DOI] [Details]
(2013) 'Local dynamics in decision making: The evolution of preference within and across decisions'
O'Hora, D,Dale, R,Piiroinen, PT,Connolly, F (2013) 'Local dynamics in decision making: The evolution of preference within and across decisions'. Scientific Reports, 3 [DOI] [Details]
(2012) 'Saddle-point solutions and grazing bifurcations in an impacting system'
Mason, JF,Piiroinen, PT (2012) 'Saddle-point solutions and grazing bifurcations in an impacting system'. Chaos, 22 [DOI] [Details]
(2012) 'FROM COMPLETE TO INCOMPLETE CHATTERING: A NOVEL ROUTE TO CHAOS IN IMPACTING CAM-FOLLOWER SYSTEMS'
Alzate, R,Piiroinen, PT,di Bernardo, M (2012) 'FROM COMPLETE TO INCOMPLETE CHATTERING: A NOVEL ROUTE TO CHAOS IN IMPACTING CAM-FOLLOWER SYSTEMS'. International Journal Of Bifurcation And Chaos, 22 [DOI] [Details]
(2012) 'A discontinuity-geometry view of the relationship between saddle-node and grazing bifurcations'
Humphries, N,Piiroinen, PT (2012) 'A discontinuity-geometry view of the relationship between saddle-node and grazing bifurcations'. Physica D, 241 :1911-1918 [DOI] [Details]
(2011) 'Interactions between global and grazing bifurcations in an impacting system'
Mason, Joanna F. and Piiroinen, Petri T. (2011) 'Interactions between global and grazing bifurcations in an impacting system'. Chaos, 21 (1) [DOI] [Details]
(2009) 'Simulation and stability analysis of impacting systems with complete chattering'
Nordmark, AB,Piiroinen, PT (2009) 'Simulation and stability analysis of impacting systems with complete chattering'. Nonlinear Dynamics, 58 :85-106 [DOI] [Details]
(2009) 'The Effect of Codimension-Two Bifurcations on the Global Dynamics of a Gear Model'
Mason, J., Piiroinen, P.T. (2009) 'The Effect of Codimension-Two Bifurcations on the Global Dynamics of a Gear Model'. SIAM Journal on Applied Dynamical Systems, 8 (4):1694-1711 [Details]
(2009) 'BASINS OF ATTRACTION IN NONSMOOTH MODELS OF GEAR RATTLE'
Mason, JF,Piiroinen, PT,Wilson, RE,Homer, ME (2009) 'BASINS OF ATTRACTION IN NONSMOOTH MODELS OF GEAR RATTLE'. International Journal Of Bifurcation And Chaos, 19 :203-224 [Details]
(2008) 'Bifurcations in Nonsmooth Dynamical Systems'
di Bernardo, M,Budd, CJ,Champneys, AR,Kowalczyk, P,Nordmark, AB,Tost, GO,Piiroinen, PT (2008) 'Bifurcations in Nonsmooth Dynamical Systems'. Siam Review, 50 :629-701 [DOI] [Details]
(2008) 'An event-driven method to simulate Filippov systems with accurate computing of sliding motions'
Piiroinen, PT,Kuznetsov, YA (2008) 'An event-driven method to simulate Filippov systems with accurate computing of sliding motions'. Acm Transactions On Mathematical Software, 34 [DOI] [Details]
(2008) 'Friction-driven vibro-impact system for percussive-rotary drilling: a numerical study of the system dynamics'
Batako, ADL,Piiroinen, PT (2008) 'Friction-driven vibro-impact system for percussive-rotary drilling: a numerical study of the system dynamics'. Proceedings Of The Institution Of Mechanical Engineers Part C-Journal Of Mechanical Engineering Science, 222 :1925-1934 [DOI] [Details]
(2008) 'Two-parameter sliding bifurcations of periodic solutions in a dry-friction oscillator'
Kowalczyk, P,Piiroinen, PT (2008) 'Two-parameter sliding bifurcations of periodic solutions in a dry-friction oscillator'. Physica D, 237 :1053-1073 [DOI] [Details]
(2007) 'Numerical bifurcation analysis of a friction-driven vibro-impact system'
Batako, ADL,Lalor, MJ,Piiroinen, PT (2007) 'Numerical bifurcation analysis of a friction-driven vibro-impact system'. Journal Of Sound And Vibration, 308 (3-5):392-404 [DOI] [Details]
(2006) 'Corner bifurcations in non-smoothly forced impact oscillators'
Budd, C.J., Piiroinen, P.T. (2006) 'Corner bifurcations in non-smoothly forced impact oscillators'. Physica D, 220 :127-145 [Details]
(2006) 'Two-parameter discontinuity-induced bifurcations of limit cycles: classifications and open problems'
Kowalczyk, P., di Bernardo, M., Champneys, A.R., Hogan, S.J., Homer, M., Piiroinen, P.T., Kuznetsov, Yu.A., Nordmark, A.B (2006) 'Two-parameter discontinuity-induced bifurcations of limit cycles: classifications and open problems'. International Journal of Bifurcation and Chaos, 16 (3):601-629 [Details]
(2005) 'Grazing Bifurcations and Chaos in the Dynamics of a Hydraulic Damper with Relief Valves'
Eyres, R.D., Piiroinen, P.T., Champneys, A.R., Lieven, N.A.J. (2005) 'Grazing Bifurcations and Chaos in the Dynamics of a Hydraulic Damper with Relief Valves'. SIAM J. Applied Dynamical Systems, 4 (4):1076-1106 [Details]
(2005) 'Low-cost control of Repetitive Gait in Passive Bipedal Walkers'
Piiroinen, P.T., Dankowicz, H.J. (2005) 'Low-cost control of Repetitive Gait in Passive Bipedal Walkers'. International Journal of Bifurcation and Chaos, 15 (6):1959-1973 [Details]
(2004) 'Chaos and Period-Adding; Experimental and Numerical Verification of the Grazing Bifurcation'
Piiroinen, P.T., Virgin, L.N., Champneys, A.R (2004) 'Chaos and Period-Adding; Experimental and Numerical Verification of the Grazing Bifurcation'. Journal of Nonlinear Science, 14 (4):383-404 [Details]
(2003) 'Breaking Symmetries and Constraints'
Piiroinen, P.T., Dankowicz, H.J., Nordmark, A.B. (2003) 'Breaking Symmetries and Constraints'. Transitions from 2D to 3D in Passive Walkers, Multibody System Dynamics, 10 (2):147-176 [Details]
(2003) 'Breaking symmetries and constraints: transitions from 2D to 3D in passive walkers'
Piiroinen, Petri T. and Dankowicz, Harry J. and Nordmark, Arne B. (2003) 'Breaking symmetries and constraints: transitions from 2D to 3D in passive walkers'. Multibody Syst. Dyn, 10 (2):147-176 [DOI] [Details]
(2002) 'Low-Velocity Impacts of Quasiperiodic Oscillations'
Dankowicz, H., Piiroinen, P.T., Nordmark, A.B. (2002) 'Low-Velocity Impacts of Quasiperiodic Oscillations'. Chaos Solitons & Fractals, 14 :241-255 [Details]
(2002) 'Exploiting discontinuities for stabilization of recurrent motions'
Dankowicz, H., Piiroinen, P.T. (2002) 'Exploiting discontinuities for stabilization of recurrent motions'. Dynamical Systems, 17 :317-342 [Details]
(2001) 'On a Normal-Formal Analysis for a Class of Passive Bipedal Walkers'
Piiroinen, P.T., Dankowicz, H.J., Nordmark, A.B. (2001) 'On a Normal-Formal Analysis for a Class of Passive Bipedal Walkers'. International Journal of Bifurcation and Chaos, 11 (9):2411-2425 [Details]

Conference Publications

  Year Publication
(2009) 2nd IFAC Conference on Analysis and Control of Chaotic Systems, CHAOS09
Piiroinen P.T. and Mason J.F. (2009) Smooth and nonsmooth tangencies in a gear model with impacts 2nd IFAC Conference on Analysis and Control of Chaotic Systems, CHAOS09 IFAC Proceedings Volumes (IFAC-PapersOnline) Volume 2 (PART 1), , pp.93-97 [Details]
(2004) Proceedings of 21st International Congress of Theoretical and Applied Mechanics
di Bernardo, M., Kowalczyk, P., Piiroinen, P.T. (2004) Numerical Detection and continuation of sliding bifurcations in a Dry-Friction Oscillator Proceedings of 21st International Congress of Theoretical and Applied Mechanics Warsaw, Poland, [Details]
(2001) Proceedings of ASME DETC'01
Piiroinen, P.T., Dankowicz, H.J., Nordmark, A.B. (2001) Grazing Bifurcations of Initially Quasi-Periodic System Attractors Proceedings of ASME DETC'01 Pittsburgh, Pennsylvania, USA, [Details]
(2001) Proceedings of Multibody Dynamics in Sweden II
Piiroinen, P.T. (2001) Modelling gait pathologies using insight from passive, anthropomorphic, bipedal walkers Proceedings of Multibody Dynamics in Sweden II Frostavallen, Sweden, [Details]

Conference Contributions

  Year Publication
(2016) Open Problems in Nonsmooth Dynamics,
Petri T Piiroinen (2016) Discontinuity Geometry: The landscape of Impact Oscillators. [Conference Organising Committee Chairperson], Open Problems in Nonsmooth Dynamics, CRM, Barcelona, Spain , 01-FEB-16 - 05-FEB-16. [Details]
(2016) School/Workshop on Applicable Theory of Switched Systems,
Petri T Piiroinen (2016) Impacting System with Chatter. [Invited Oral Presentation], School/Workshop on Applicable Theory of Switched Systems, University of Texas at Dallas , 06-JUN-16 - 09-JUN-16. [Details]
(2014) 2014 SIAM Annual Meeting,
Petri T Piiroinen (2014) Analysis of Nonsmooth Systems: Perspectives and Directions. [Invited Oral Presentation], 2014 SIAM Annual Meeting, Chicago, USA , 30-JUN-14 - 04-JUL-14. [Details]
(2014) SDS2014: Structural Dynamical Systems - Computational Aspects,
Petri T Piiroinen (2014) Analysis of decision making. [Oral Presentation], SDS2014: Structural Dynamical Systems - Computational Aspects, Capitolo, Italy , 16-JUN-14 - 20-JUN-14. [Details]
(2014) COST Action TD1210 KNOWeSCAPE meeting Ways of seeing: Multidisciplinary workshop on visualisation and analysis,
Petri T Piiroinen (2014) Surfaces to visualize dynamics in decision-making and impact mechanics. [Conference Organising Committee Chairperson], COST Action TD1210 KNOWeSCAPE meeting Ways of seeing: Multidisciplinary workshop on visualisation and analysis, NUI Galway , 10-APR-14 - 11-APR-14. [Details]
(2014) AANS 2014: IEEE International Meeting on Analysis and Applications of Nonsmooth Systems,
Petri T Piiroinen (2014) Nonsmooth Systems and Numerical Methods. [Oral Presentation], AANS 2014: IEEE International Meeting on Analysis and Applications of Nonsmooth Systems, Como, Italy , 10-SEP-14 - 12-SEP-14. [Details]
(2013) The 8th SICC International School: Topics in Nonlinear Dynamics,
Piiroinen, P.T.; Nordmark, A.B.; Chillingworth, D. (2013) Some invariant sets of impacting systems. [Invited Oral Presentation], The 8th SICC International School: Topics in Nonlinear Dynamics, Urbino, Italy , 09-SEP-13 - 13-SEP-13. [Details]
(2013) International Conference: Nonlinear Dynamics in Engineering: Modelling, Analysis and Applications,
Petri T. Piiroinen and Joanna Mason (2013) Dynamics of gears with impacts. [Invited Oral Presentation], International Conference: Nonlinear Dynamics in Engineering: Modelling, Analysis and Applications, Aberdeen, Scotland , 21-AUG-13 - 23-AUG-13. [Details]
(2012) COST Action TD0904 Timely Workshop: Dynamical systems for psychological timing and timing in speech processing,
Petri T Piiroinen (2012) Analysis of the Action Dynamics of Choice: Behaviour space. [Invited Oral Presentation], COST Action TD0904 Timely Workshop: Dynamical systems for psychological timing and timing in speech processing, Vietri sul Mare, Italy , 21-MAY-12 - 23-MAY-12. [Details]
(2012) SDS2012,
Piiroinen, P.T. (2012) On the crossing of two attracting surfaces in Filippov systems. [Invited Oral Presentation], SDS2012, Capitolo, Italy , 18-JUN-12 - 22-JUN-12. [Details]
(2012) SDS2012,
Piiroinen, P.T.; Nordmark, A.B.; Chillingworth, D. (2012) Transient Dynamics of Impact Oscillators. [Invited Oral Presentation], SDS2012, Capitolo, Italy , 18-JUN-12 - 22-JUN-12. [Details]
(2011) Workshop: Impact with Friction and the Painlevé Paradox,
Petri T Piiroinen (2011) Evolution of grazing and chattering in impacting systems. [Invited Oral Presentation], Workshop: Impact with Friction and the Painlevé Paradox, University of Bristol , 24-NOV-11 - 25-NOV-11. [Details]
(2011) EUROMECH Nonlinear Mechanics Conference (ENOC),
Piiroinen, P.T.; Humphries, N. (2011) Discontinuity Geometry - An alternative method to analyse impacting systems. [Oral Presentation], EUROMECH Nonlinear Mechanics Conference (ENOC), Rome, Italy , 25-JUL-11 - 29-JUL-11. [Details]
(2011) The 7th SICC International School ìTopics in Non linear Dynamics: Nonlinear dynamics of piecewise-smooth dynamical systems,
Petri T Piiroinen (2011) Numerical techniques for analysis of piecewise-smooth systems. [Invited Oral Presentation], The 7th SICC International School ìTopics in Non linear Dynamics: Nonlinear dynamics of piecewise-smooth dynamical systems, University of Urbino,Italy , 14-SEP-11 - 16-SEP-11. [Details]
(2010) The 8th AIMS Conference on Dynamical Systems, Differential Equations and Applications,
Petri T Piiroinen (2010) The interaction between grazing bifurcations and boundary crises in an impacting systems. [Oral Presentation], The 8th AIMS Conference on Dynamical Systems, Differential Equations and Applications, Dresden, Germany , 24-MAY-10 - 28-MAY-10. [Details]
(2010) One-day Conference on Mathematics and Industry,
Petri T Piiroinen (2010) Numerical Analysis of Local and Global Behaviours in Impacting Systems. [Invited Oral Presentation], One-day Conference on Mathematics and Industry, Centre for Interdisciplinary Computational and Dynamical Analysis (CICADA), The University of Manchester, UK , 05-JUL-10. [Details]
(2010) Numerical Analysis of Local and Global Bifurcations in Impacting Systems,
Petri T Piiroinen (2010) SDS2010: Structural Dynamical Systems - Computational Aspects. [Invited Oral Presentation], Numerical Analysis of Local and Global Bifurcations in Impacting Systems, Capitolo, Italy , 21-JUN-10 - 25-JUN-10. [Details]
(2009) International Workshop on Resonance Oscillations and Stability of Nonsmooth Systems,
Petri T Piiroinen (2009) Global Analysis of Impacting Systems. [Non Refereed Paper/Abstract Presented at Conference], International Workshop on Resonance Oscillations and Stability of Nonsmooth Systems, Imperial College London, UK , 17-JUN-09 - 19-JUN-09. [Details]
(2009) Science Research Day,
Petri T Piiroinen (2009) Discontinuities of Changing Systems. [Non Refereed Paper/Abstract Presented at Conference], Science Research Day, NUI Galway , 22-APR-09. [Details]
(2008) EUROMECH 500: Non-smooth Problems in Vehicle System Analysis - Analysis and Solutions,
Piiroinen, P.T. (2008) Numerical Analysis of Nonsmooth Systems. [Invited Oral Presentation], EUROMECH 500: Non-smooth Problems in Vehicle System Analysis - Analysis and Solutions, Lyngby, Denmark , 16-JUN-08 - 19-JUN-08. [Details]
(2008) International Conference on Mathematical Problems in Engineering, Aerospace and sciences,
Piiroinen, P.T. (2008) Domains of Attraction in Mechanical Systems with Impacts. [Conference Organising Committee Chairperson], International Conference on Mathematical Problems in Engineering, Aerospace and sciences, Genoa, Italy , 30-JUN-08 - 04-JUL-08. [Details]
(2006) 1st International Conference on Vibro-Impact Systems,
Piiroinen, P.T. (2006) Numerical Bifurcation Analysis of a Friction-Driven Vibro-Impact System. [Oral Presentation], 1st International Conference on Vibro-Impact Systems, Loughborough, UK , 03-JUL-06 - 05-JUL-06. [Details]
(2005) EUROMECH Nonlinear Mechanics Conference,
Piiroinen, P.T. (2005) Numerical analysis of chattering orbits in vibro-impact systems. [Oral Presentation], EUROMECH Nonlinear Mechanics Conference, Eindhoven, The Netherlands , 08-AUG-05 - 12-AUG-05. [Details]
(2005) SIAM conference,
Piiroinen, P.T. (2005) Grazing and Chattering in Vibro-Impact Systems. [Oral Presentation], SIAM conference, Snowbird, Utah, USA , 23-MAY-05 - 27-MAY-05. [Details]
(2005) Biomechanics Symposium,
Piiroinen, P.T. (2005) Dynamic analysis of Walking. [Oral Presentation], Biomechanics Symposium, Bristol, UK , 23-SEP-05. [Details]
(2004) International Center of Vibro-Impact Systems (ICoVIS) inaugural meeting,
Piiroinen, P.T. (2004) Numerical bifurcation Analysis of vibro-impact systems. [Oral Presentation], International Center of Vibro-Impact Systems (ICoVIS) inaugural meeting, Loughborough , 16-SEP-04 - 17-SEP-04. [Details]
(2004) WBCA,
Piiroinen, P.T. (2004) Shooting methods for continuation of sliding bifurcation. [Oral Presentation], WBCA, Sevilla, Spain , 26-MAY-04 - 28-MAY-04. [Details]
(2003) SIAM conference,
Piiroinen, P.T. (2003) Using discontinuities for stabilization of recurrent motion. [Non Refereed Paper/Abstract Presented at Conference], SIAM conference, Snowbird, Utah, USA , 26-MAY-03 - 30-MAY-03. [Details]
(2003) British Applied Mathematics Conference,
Piiroinen, P.T. (2003) Exploiting discontinuities for the stabilization of two-legged passive walkers. [Oral Presentation], British Applied Mathematics Conference, Southampton, UK , 21-MAY-03 - 23-MAY-03. [Details]
(2002) Ninth Conference on Nonlinear Vibrations, Stability, and Dynamics of Structures,
Piiroinen, P.T. (2002) Stabilizing Control of 2D and 3D Passive Walkers. [Non Refereed Paper/Abstract Presented at Conference], Ninth Conference on Nonlinear Vibrations, Stability, and Dynamics of Structures, Blacksburg, Virginia, USA , 01-JUL-02 - 03-JUL-02. [Details]
(2002) 14th US National Congress of Theoretical an Applied Mechanics,
Piiroinen, P.T. (2002) Exploiting discontinuities for stabilization of recurrent motion. [Non Refereed Paper/Abstract Presented at Conference], 14th US National Congress of Theoretical an Applied Mechanics, Blacksburg, Virginia, USA , 12-JUN-02 - 14-JUN-02. [Details]

Editorial

  Year Publication
(2014) Discontinuous dynamical systems: Theory and numerical methods Preface.
Brogliato, B,Lopez, L,Piiroinen, PT,Kupper, T (2014) Discontinuous dynamical systems: Theory and numerical methods Preface. Editorial [DOI] [Details]