CONFERENCE PAPERS

Kovacic I., On nonlinear vibration isolation via quasi-zero stiffness characteristic: benefits and challenges, ICTAM 25th International Congress of Theoretical and Applied Mechanics (virtual), MS Nonlinear Dynamics for Design, 22-27 August 2021, INVITED TALK

Kovacic I., Localisation in bio-inspired hierarchical structures,8th International Conference on Nonlinear Vibrations, Localization and Energy Transfer NNM 2021, Ascona, Switzerland, 6-9 July 2021, INVITED TALK

Kovacic I., On detached frequency response curves of nonlinear vibrating systems: appearance and benefits, 16th Symposium Acoustics and Vibration of Mechanical Structures, Timișoara, 28-29 May 2021, INVITED TALK

Rakaric Z., Kovacic I., Energy analysis of Duffing oscillators with quadratic damping: exact solutions, 10th International Conference on Mathematical Modeling in Physical Sciences (IC-MSQUARE 2021), 6-9 September 2021, Virtual, Journal of Physics: Conference Series, Vol. 2090, Art. No 012008 (1-10)

Kovacic I, Externally excited purely nonlinear oscillators: exact steady-state solutions, their approximations and further benefits, 2st International Nonlinear Dynamics Conference NODYCON 2021, Rome, 16-19 February 2021.

Kovacic I., On the exact solutions for the response of free and forced nonlinear oscillators: theory and applications, Nonlinear Dynamics: Scientific work of Prof. Dr Katica (Stevanovic) Hedrih, Mathematical Institute of SASA, Belgrade, 4-6 September 2019.

Kovacic I, Cartmell MP, Zukovic M, On the behaviour of bistable oscillators excited by low-frequency harmonic forcing: bursting and relaxation oscillations, 1^st International Nonlinear Dynamics Conference NODYCON 2019, Rome, 17-20 February 2019.

Kovacic I, Ferguson N, Bodén H, ERASMUS+ project: Strengthening educational capacities by building competences and cooperation in the field of Noise and VIbration Engineering (SENVIBE), 26^th International Conference ‘Noise and Vibration’, Nis, Serbia, 6-7 December 2018, INVITED TALK

Kovacic I, Sympodial-type trees as hierarchically organized coupled oscillators: from experiments to models for biomimetic engineering applications, Workshop Physics of Biological Oscillators: New Insights into Non-Equilibrium and Non-Autonomous Systems, Chicheley Hall, Buckinghamshire, UK, 27–30 November 2018.

Kovacic I, Gatti G, Exact solutions for the response of free and forced nonlinear oscillators: from theory to experiments, IUTAM Symposium ‘Exploiting Nonlinear Dynamics for Engineering Systems’ ENOLIDES 2018, Novi Sad, Serbia, 15-19 July 2018.

Andonovski N, Lenci S, Kovacic I, High speed computing of basins of attractions for high dimensional nonlinear dynamical systems, IUTAM Symposium ‘Exploiting Nonlinear Dynamics for Engineering Systems’ ENOLIDES 2018, Novi Sad, Serbia, 15-19 July 2018.

Kovacic I, Zukovic M, Radomirovic D, Tree-like structures as hierarchical coupled oscillators: potentials for biomimetic engineering design, IUTAM Symposium ‘Exploiting Nonlinear Dynamics for Engineering Systems’ ENOLIDES 2018, Novi Sad, Serbia, 15-19 July 2018.

Kovacic I, Rakaric Z, Zukovic M, Bursting oscillations in systems with low-frequency excitations: models and quantification, IUTAM Symposium ‘Exploiting Nonlinear Dynamics for Engineering Systems’ ENOLIDES 2018, Novi Sad, Serbia, 15-19 July 2018.

Brennan MJ, Kovacic I, Tribute Lecture: Georg Duffing (1861-1944) , IUTAM Symposium ‘Exploiting Nonlinear Dynamics for Engineering Systems’ ENOLIDES 2018, Novi Sad, Serbia, 15-19 July 2018.

Kovačić I, Zuković M, Cvetićanin L, Rakarić Z, Multimedijalna i interaktivna nastava i učenje Inženjerske mehanike multimedijalna i interaktivna nastava i učenje Inženjerske mehanike, XXIV skup Trendovi razvoja: “Digitalizacija visokog obrazovanja”, Kopaonik, Srbija, 21. – 23. 02. 2018. (In Serbian)

Kovacic I, On some exact solutions for a forced response of nonlinear oscillators, 14th International conference Dynamical Systems Theory and Applications, DSTA 2017 , Łódź, 11-14 December 2017.

Kovacic I, Oscillators and their backbone curve: meaning, influences and applications, 9th International Engineering Symposium at Bánki IESB 2016, Budapest, 27 November 2017, KEYNOTE TALK.

Kovacic I., Zukovic M., From a chain of nonlinear oscillators to nonlinear longitudinal vibrations of an elastic rod: the case of pure nonlinearity, 10th International Conference on Structural Dynamics EURODYN 2017, Rome, 10-13 September 2017.

Gatti G., Brennan M.J., Kovacic I., On the response at the excitation frequency of a two degrees of freedom nonlinear oscillator, XXIII Conference – The Italian Association of Theoretical and Applied Mechanics, Salerno, 4 – 7 September 2017.

Kovacic I., Radomirovic D., Arsic D., Zukovic M., Sympodial fractal structures: tree-inspired concept for biomimetic engineering design, European Nonlinear Oscillation Conference ENOC 2017, 25-30 June 2017, Budapest, Hungary.

Gatti G., Brennan M.J., Kovacic I., On the two degrees of freedom oscillator with coupling nonlinear stiffness: theoretical and experiment results, European Nonlinear Oscillation Conference ENOC 2017, 25-30 June 2017, Budapest, Hungary.

Kovacic I., Bursting oscillations on multiple time scales: quantitative techniques for two types of systems with cubic nonlinearity, SEECCM2017 (4th South-East European Conference on Computational Mechanics), Kragujevac, 3 -5 jula 2017.

Kovacic I., Redesign of nonlinear Duffing oscillators to cause linear-like behaviour: two approaches, Proceedings of 8th International Engineering Symposium at Bánki, 17 November 2016, Budapest.

Rakaric Z., Kovacic I., Bursting oscillations in nonlinear oscillators with slowly varying excitation, Proceedings of the 5th International Conference on Nonlinear Dynamics ND-KhPI2016, September 27-30, 2016, Kharkov, Ukraine.

Rakaric Z., Kovacic I., Zukovic, M., On the dynamic behavior of a folded pendulum mechanism, 25th International Conference on Noise and Vibration, 26-28 October, 2016, Tara, Serbia.

Kovacic I., Zukovic M., Radomirovi D., Benka P., Nikolic M., Oscillations of trees caused by different types of excitation: an analysis of experimental results obtained by using a 3D motion capture system, The Society for Experimental Biology Annual Main Meeting SEB 2016, 4 – 7 July 2016, Brighton, UK.

Kovacic I., Radomirovi D., Zukovic M., Benka P., Nikolic M., Biomechanical paramterization of trunk-dominated trees, International Conference on BioScience IBSC 2016, Novi Sad, 19-21 September 2016.

Kovacic I., Zukovic M., Effects of an arbitrary real elliptic parameter on stability charts of undamped and damped oscillators with elliptic-type parametric excitation, International Conference on Structural Nonlinear Dynamics and Diagnosis, Marrakech, 23-25 May 2016.

Andonovski N., Kovacic I., Acoustic levitation: modelling and analysis, Third International Conference TAKTONS – Novi Sad, Serbia, 18-21 November 2015.

Kovacic I., How to design nonlinear oscillators with an amplitude-independent period, Rio de Janeiro, Brazil, 8-11 December, 2015, COB-2015-1575, KEYNOTE TALK.

Kovacic I., Zukovic M., Cartmell M.P., Mixed-mode oscillations: from neural phenomena to mechanical modelling>, BIBE 2015 IEEE International Conference on Bioinformatics & Bioengineering BIBE, Belgrade, Serbia, 2-4 November 2015.

Kovacic I., Strongly nonlinear oscillators with a zero, negative and positive linear stiffness term: generalised perturbation techniques for free and forced systems, IUTAM Symposium on Analytical Methods in Nonlinear Dynamics, Frankfurt, 6-9 July 2015.

Kovacic I., Analytical methods for oscillators with single-term power-form nonlinearities: from Lyapunov’s ideas to recent contributions, 2nd International Conference on Structural Nonlinear Dynamics and Diagnosis (CSNDD’2014) Agadir, 19-21 May 2014, INVITED TALK

Kovacic I., Rand R., On Duffing-type oscillators with a straight-line backbone curve, ENOC 2014, July 6 – 11, 2014, Vienna, Austria.

Kovacic I., Cartmell, M., On the behaviour of bistable oscillators with slowly varying external excitation, ENOC 2014, July 6 – 11, 2014, Vienna, Austria.

Kovacic I., Rand, R., Nonlinear oscillators with amplitude-independent frequency, 12th Conference on Dynamical Systems – Theory and Applications, Poland, 2-5 December, 2013, Lodz, Poland.

Kovacic I., Rand, R., Nonlinear oscillators with amplitude-independent frequency: models and motion, International Congress on Vibration Problems, (MS13: Time-Periodic Systems: Modelling, Behaviour and Applications), Lisbon, Portugal, 9-12 September 2013.

Kovacic I., Rand, R., Two paths to isochronicity in a class of one degree of freedom oscillators, ASME 25th Conference on Mechanical Vibration and Noise (VIB), Portland, USA, 4-7 August, 2013.

Rakaric Z., Kovacic, I., Bursting oscillations in a single degree of freedom nonlinear oscillator, Forth Serbian (29th Yu) Congress on Theoretical and Applied Mechanics, Vrnjačka Banja, Serbia, 4-7 June 2013.

Kovacic, I., Nonlinear Oscillators with a power-form restoring force: non-isochronous and isochronous case, 12th Symposium Acoustics and Vibration of Mechanical Structures, Теmisoara, Romania, 23-24 May 2013. INVITED TALK

Kovacic I., Zukovic, M., Stability charts of oscillators with elliptic-type parametric excitation: effects of an arbitrary real elliptic parameter, GAMM 2013, Novi Sad, 18-22 March 2013.

Kovacic, I., Truly nonlinear oscillators: from their mathematical models, methods for their quantitative investigations to the phenomena associated with their behaviour, Special Session on NSFD and Nonlinear Oscillations, 2013 Joint AMS/MAA Meeting, San Diego, California, USA, January 9-13, 2013.

Kovacic, I., Generalized van der Pol type oscillators: from a limit cycle to the entrainment phenomenon, Symposium Non-linear Dynamics with Мulti and Interdisciplinary Applications (SNDMIA 2012), Belgrade, 1-5 October 2012. INVITED TALK

Kovacic, I., Why are special functions really so special, although engineers do not like them?, Workshop on Nonlinear Dynamic Phenomena in Mechanical, Aerospace, and Civil Engineering, Lublin, Poland, 22-23 October, 2012. INVITED TALK

Kovacic, I., Zukovic, M., Cartmell, M.P., On the oscillation death phenomenon in a double pendulum system with autoparametric interaction, The Modern Practice in Stress and Vibration Analysis Conferences, Glasgow, UK, 29-31 August 2012.

Zukovic, M., Kovacic, I., Transition from local to global chaos in a parametrically excited nonlinear system with an over-linear real-power restoring force, EUROMECH 532 – 1st International Colloquium on Time-periodic Systems, Current trends in theory and application, Frankfurt, Germany, 27–30 August, 2012.

Kovacic, I., On the influence of the powers of a restoring and force on the Rresponse of a generalized van der Pol oscillator, International Conference on Structural Nonlinear Dynamics and Diagnosis, Marrakech, Morocco, 30 April – 02 May, 2012.

Rakaric, Z., Kovacic, I., On the behaviour of forced oscillators with a non-negative real-power restoring force and van der Pol damping, Third Serbian (28th Yu) Congress on Theoretical and Applied Mechanics, Vlasina lake, Serbia, 5-8 July 2011.

Rakaric, Z., Kovacic, I., Oscillators with a purely nonlinear non-negative real-power restoring force: approximations for free and forced response via elliptic functions and averaging, ENOC 2011, 24-29 July 2011, Rome, Italy.

Kovacic I. Rakaric Z., On the motion of certain non-conservative oscillators with a purely
non-linear restoring force, XXII Conference with International Participation, NOISE AND VIBRATION, Serbia, Nis, 20-22 October 2010

Gatti G., Kovacic I., Brennan M.J., On the appearance of detached resonance curves in the frequency response of a two degree-of-freedom nonlinear system, IUTAM Symposium on Nonlinear Dynamics in Advanced Technologies and Engineering Design, 27 – 30 July 2010, Aberdeen, UK.

Kovacic I.,On the motion of a generalized van der Pol oscillator: influence of the fractional-order restoring and damping force, 10th International Conference RASD2010, 12-14 July 2010, Southampton, UK.

Brennan M.J., Gatti G., Kovacic I., On the optimization of a nonlinear vibration neutralizer, 10th International Conference RASD2010, 12-14 July 2010, Southampton, UK.

Kovacic I., Rakaric Z., Higher approximations for motion for conservative oscillators with a fractional-order restoring force: non-simultaneous and simultaneous variational approach, IV European Conference on Computational mechanics ECCM 2010, Mini-symposium ‘Energy-based variational methods in computational mechanics’, Paris 16-21.5.2010.

Gatti G., Kovacic I., Brennan M.J., On the effects of shaker dynamics on the response of a non-linear oscillator under test, EUROMECH Colloquium 503 Nonlinear Normal Modes, Dimension Reduction and Localization in Vibrating Systems, Rome, Italy, 27 September–2 October 2009.

Kovacic I., Rakaric Z., Cveticanin L., On the motion of the oscillators with a fractional-order restoring force, 2nd International Congress of Serbian Society of Mechanics (IConSSM 2009), Palic (Subotica), Serbia, 1-5 June 2009.

Ramlan R., Brennan M.J., Mace B.R., Kovacic I., S. Burrow, On the Estimation of Linear Viscous Damping in the Duffing Oscillator, 16th International Congress on Sound and Vibration ICSV 16, Krakow, Poland, 5-9 July 2009.

Kovacic I., Milovanovic Z., Brennan M.J., On the relative and absolute transmissibility of a vibration isolation system subjected to base excitation, XXI Conference with International Participation, NOISE AND VIBRATION, Serbia, Tara, 7-9 October 2008.

Kovacic I., Brennan M.J., Lineton B., Asymmetric Duffing oscillator: hysteretic behaviour and jump phenomena, 12th Conference on Nonlinear Vibrations, Dynamics, and Multibody Systems, Virginia Polytechnic Institute and State University Blacksburg, USA, 1-5 June 2008.

Ramlan R., Brennan M.J., Mace B.R., Kovacic I., Non-linear mechanisms for energy harvesting devices, 12th Conference on Nonlinear Vibrations, Dynamics, and Multibody Systems, Virginia Polytechnic Institute and State University Blacksburg, USA, 1-5 June 2008.

Kovacic I., Brennan M.J., Lineton B., On the effects of asymmetry on the primary resonance response of a pure cubic Duffing oscillator, 7th European Conferenec on Structural Dynamics EURODYN 2008, Southampton, United Kingdom, 7-9 July 2008.

Kovacic I., Brennan M.J., Steady-state response of a non-linear harmonically excited Duffing oscillator with zero linear restoring force, 8th. World Congress on Computational Mechanics (WCCM8& 5th. European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS 2008), Venice, Italy, 30 June-4 July 2008.

Kovacic I., Brennan M.J., Waters T.P., A study of a non-linear vibration isolator with quasi-zero stiffness characteristic, Euromech 483-Geometrically Non-Linear Vibrations of Structures, Porto, Portugal, 9-11 July 2007.

Kovacic I., Effects of (a)symmetry on the dynamic behaviour of a quasi-zero stiffness vibration isolator, International Conference MM VII Symmetries and Mechanics, Novi Sad, Serbia, 24-27 September 2007.

Cveticanin L., Kovacic I., On the influence of strong cubic non-linearity to the existence of periodic solutions of the Mathieu-Duffing equation, First Serbian (26th YU) Congress on Theoretical and Applied Mechanics Kopaonik, Serbia, 10-13 April, 2007.

Kovacic I., On a non-linear passive isolator with quasi-zero stiffness, PSU-UNS International Conference on Engineering and Environment – ICEE-2007, Phuket, Thailand, 10-11 May, 2007.

Kovacic I., On the dynamic behavior of the pendulum whose end support is in harmonic curvilinear motion, XX Conference with International Participation, NOISE AND VIBRATION, Serbia, Tara, 12-13 October 2006.

Kovacic I., Application of the field method to the study of weakly non-linear oscillator, 25. Yugoslav Congress on Theoretical and Applied Mechanics, Novi Sad, Serbian and Montenegro, 1-3 June 2005.

Kovacic I., Vibrations of a two-degree-of-freedom weakly non-linear system, The first International Conference on Computational Mechanics (CM’04), Belgrade Serbian and Montenegro, 15-17 November 2004.

Kovacic I., On periodic motion of a weakly non-linear oscillator with two degrees of freedom and quadratic non-linearity, XIX Yugoslav Conference on Noise and Vibration, Nis, Serbia and Montenegro, 14-15 October 2004.

Kovacic I., Bohlin’s like integrals for non-conservative dynamical systems, SCAM 2002 Conference in Applied Mathematics for undergraduate and graduate students, Bratislava, Slovak Republic, 19-20 April 2002.

Kovacic I., Application of a field-momentum method to the non-linear theory of vibration, 6. International Symposium of Interdisciplinary Research, Novi Sad, Serbia and Montenegro, 3-4 October 2002.

Kovacic I., Field method in the study of self-excited vibrations of the cutting tool, 7. International Conference on Flexible Technologies, Novi Sad, Serbia and Montenegro, 8 June 2000.

Kovacic I., Cveticanin L., Dynamic behaviour of the tool in oscillatory cutting process, 2..Regional Symposium ’Young people and the Multidiscilpinary research’, Timisoara, Romania, December 1999.