Professor Gerard Olivar Tost

All Stories

1. 
   Mathematical Model for the Biological Control of the Coffee Berry Borer Hypothenemus hampei through Ant Predation

   Article • Insects, July 2023, MDPI AG

   Professor Gerard Olivar Tost

2. 
   Cooperation-Based Modeling of Sustainable Development: An Approach from Filippov’s Systems

   Article • Complexity, September 2021, Hindawi Publishing Corporation

   Professor Gerard Olivar Tost

3. 
   Modeling the dynamics of total suspended solids in a mountain basin using network theory

   Article • River Research and Applications, June 2021, Wiley

   Professor Gerard Olivar Tost

4. 
   Simulation and Analysis of Complex Behaviors in a DC-DC Buck Converter

   Article • IEEE Latin America Transactions, January 2021, Institute of Electrical & Electronics Engineers (IEEE)

   Professor Gerard Olivar Tost

5. 
   Convergence Assessment of the Trajectories of a Bioreaction System by Using Asymmetric Truncated Vertex Functions

   Article • Symmetry, April 2020, MDPI AG

   Professor Gerard Olivar Tost

6. 
   SAP Algorithm for Citation Analysis: An improvement to Tree of Science

   Article • Ingeniería e Investigación, January 2020, Universidad Nacional de Colombia

   Professor Gerard Olivar Tost

7. 
   MATHEMATICAL MODEL FOR THE EVOLUTIONARY DYNAMIC OF INNOVATION IN CITY PUBLIC TRANSPORT SYSTEMS

   Article • Copernican Journal of Finance & Accounting, December 2019, Uniwersytet Mikolaja Kopernika/Nicolaus Copernicus University

   Professor Gerard Olivar Tost

8. 
   Modeling, Simulation, and Temperature Control of a Thermal Zone with Sliding Modes Strategy

   Article • Mathematics, June 2019, MDPI AG

   Professor Gerard Olivar Tost

9. 
   Analytical Approximation of Fuel Consumption and Periodic Behaviors for a Vehicle that Travels Through a Traffic Light Series

   Article • Ingeniería y Ciencia, June 2019, Universidad EAFIT

   Professor Gerard Olivar Tost

10. 
    Emerging Applications of Complex Networks

    Article • Complexity, December 2018, Hindawi Publishing Corporation

    Dr Jesus Gomez-Gardenes, Professor Gerard Olivar Tost, Rafael Hurtado

11. 
    Editorial

    Article • Revista Mutis, December 2018, Universidad de Bogota Jorge Tadeo Lozano

    Professor Gerard Olivar Tost

12. 
    Control of a DC-DC Buck Converter through Contraction Techniques

    Article • Energies, November 2018, MDPI AG

    Professor Gerard Olivar Tost

13. 
    Modeling a productive system incorporating elements of business sustainability

    Article • DYNA, October 2018, Universidad Nacional de Colombia

    Professor Gerard Olivar Tost

14. 
    Control of a DC-DC Buck Converter through Contraction Techniques

    Article • September 2018, MDPI AG

    Professor Gerard Olivar Tost

15. 
    Conditions on the Energy Market Diversification from Adaptive Dynamics

    Article • Mathematical Problems in Engineering, September 2018, Hindawi Publishing Corporation

    Professor Gerard Olivar Tost

16. 
    Editorial

    Article • Revista Mutis, August 2018, Universidad de Bogota Jorge Tadeo Lozano

    Professor Gerard Olivar Tost

17. 
    Economic optimization of in situ extraction of inhibitors in acetone-ethanol-butanol (ABE) fermentation from lignocellulose

    Article • Process Biochemistry, July 2018, Elsevier

    Professor Gerard Olivar Tost

18. 
    Dinámica de un sistema lineal en R2 conmutado por histéresis

    Article • Ingeniería y Ciencia, April 2017, Universidad EAFIT

    Professor Gerard Olivar Tost

19. 
    Modeling and Simulation of Project Management through the PMBOK® Standard Using Complex Networks

    Article • Complexity, January 2017, Hindawi Publishing Corporation

    Professor Gerard Olivar Tost

20. 
    Enfoque metodológico para el estudio y representación de comportamientos complejos en mercados de electricidad

    Article • Ingeniería y Ciencia, November 2016, Universidad EAFIT

    Professor Gerard Olivar Tost

21. 
    Ethanol and isobutanol dehydration by heat-integrated distillation

    Article • Chemical Engineering and Processing - Process Intensification, October 2016, Elsevier

    Professor Gerard Olivar Tost

22. 
    Malmquist Histórico y de Pronóstico con Series de Tiempo como Modelo Temporal de Análisis Envolvente de Datos

    Article • Información tecnológica, January 2016, SciELO Comision Nacional de Investigacion Cientifica Y Tecnologica (CONICYT)

    Professor Gerard Olivar Tost

23. 
    Qualitative Analysis of Climate Seasonality Effects in a Model of National Electricity Market

    Article • January 2015, Springer Science + Business Media

    Professor Gerard Olivar Tost

24. 
    A Simplified Voltage Stability Index (SVSI)

    Article • International Journal of Electrical Power & Energy Systems, December 2014, Elsevier

    Professor Gerard Olivar Tost

25. 
    Codimension-Two Big-Bang Bifurcation in a ZAD-Controlled Boost DC-DC Converter

    Article • International Journal of Bifurcation and Chaos, December 2014, World Scientific Pub Co Pte Lt

    Professor Gerard Olivar Tost

26. 
    Dynamics and Forecast in a Simple Model of Sustainable Development for Rural Populations

    Article • Bulletin of Mathematical Biology, March 2014, Springer Science + Business Media

    Professor Gerard Olivar Tost

27. 
    Bifurcation analysis of dynamic process models using Aspen Dynamics® and Aspen Custom Modeler®

    Article • Computers & Chemical Engineering, March 2014, Elsevier

    Professor Gerard Olivar Tost

28. 
    A Dynamic Analysis for an Anaerobic Digester: Stability and Bifurcation Branches

    Article • Mathematical Problems in Engineering, January 2014, Hindawi Publishing Corporation

    Professor Gerard Olivar Tost

29. 
    A New Robust Controller with Applications to Bioreactors

    Article • Mathematical Problems in Engineering, January 2014, Hindawi Publishing Corporation

    Professor Gerard Olivar Tost

30. 
    Using Bifurcation Diagrams for Controlling Chaos

    Article • January 2014, Springer Science + Business Media

    Professor Gerard Olivar Tost

31. 
    Una Metodología Automatizada para la Evaluación de Usabilidad de Interfaces de Supervisión Industrial

    Article • Información tecnológica, July 2013, SciELO Comision Nacional de Investigacion Cientifica Y Tecnologica (CONICYT)

    Professor Gerard Olivar Tost

32. 
    Dynamics of a Bioreactor with a Bacteria Piecewise-Linear Growth Model in a Methane-Producing Process

    Article • Mathematical Problems in Engineering, January 2013, Hindawi Publishing Corporation

    Professor Gerard Olivar Tost

33. 
    Bifurcations of non-smooth systems

    Article • Communications in Nonlinear Science and Numerical Simulation, December 2012, Elsevier

    Professor Gerard Olivar Tost

34. 
    Description and comparison of non-smooth bifurcations in a ramp-controlled and sine-controlled buck converter

    Article • November 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

35. 
    CHARACTERIZATION OF CHAOTIC ATTRACTORS INSIDE BAND-MERGING SCENARIO IN A ZAD-CONTROLLED BUCK CONVERTER

    Article • International Journal of Bifurcation and Chaos, October 2012, World Scientific Pub Co Pte Lt

    Professor Gerard Olivar Tost

36. 
    EFFECTS OF QUANTIZATION, DELAY AND INTERNAL RESISTANCES IN DIGITALLY ZAD-CONTROLLED BUCK CONVERTER

    Article • International Journal of Bifurcation and Chaos, October 2012, World Scientific Pub Co Pte Lt

    Professor Gerard Olivar Tost

37. 
    Smooth and Filippov Models of Sustainable Development: Bifurcations and Numerical Computations

    Article • Differential Equations and Dynamical Systems, September 2012, Springer Science + Business Media

    Professor Gerard Olivar Tost

38. 
    Event-driven simulation of Filippov systems: The case of a nonlinear Wien bridge oscillator

    Article • February 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

39. 
    Bifurcations in a Generalization of the ZAD Technique: Application to a DC-DC Buck Power Converter

    Article • Mathematical Problems in Engineering, January 2012, Hindawi Publishing Corporation

    Professor Gerard Olivar Tost

40. 
    Coexistence of solutions in a DC-DC Buck converter controlled by sine wave

    Article • October 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

41. 
    CHARACTERIZATION OF CHAOS SCENARIOS WITH PERIODIC INCLUSIONS FOR ONE CLASS OF PIECEWISE-SMOOTH DYNAMICAL MAPS

    Article • International Journal of Bifurcation and Chaos, September 2011, World Scientific Pub Co Pte Lt

    Professor Gerard Olivar Tost

42. 
    Improving the performance of linear controllers through nonlinear perturbations: Applications to one-dimensional systems

    Article • Communications in Nonlinear Science and Numerical Simulation, May 2011, Elsevier

    Professor Gerard Olivar Tost

43. 
    Bifurcations of a dynamical model for a sustainable development system

    Article • February 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

44. 
    Estimation of parameters in Buck converter with Digital-PWM control based on ZAD strategy

    Article • February 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

45. 
    Non-linear and non-smooth dynamics in a sustainable development system

    Article • February 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

46. 
    Smooth bifurcations in 3D-parameter space of Digital-PWM Switched Converter

    Article • February 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

47. 
    Bifurcations in Hysteresis Systems Due to Vibrations and Impacts

    Article • January 2011, Springer Science + Business Media

    Professor Gerard Olivar Tost

48. 
    Discontinuity-Induced Bifurcations Due to Saturations

    Article • January 2011, Springer Science + Business Media

    Professor Gerard Olivar Tost

49. 
    Zero-Hopf bifurcation analysis on power system dynamic stability

    Article • November 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

50. 
    Influence of period‐doubling bifurcations in the appearance of border collisions for a ZAD‐strategy‐controlled buck converter

    Article • International Journal of Circuit Theory and Applications, August 2010, Wiley

    Professor Gerard Olivar Tost

51. 
    MANDELBROT-LIKE BIFURCATION STRUCTURES IN CHAOS BAND SCENARIO OF SWITCHED CONVERTER WITH DELAYED-PWM CONTROL

    Article • International Journal of Bifurcation and Chaos, January 2010, World Scientific Pub Co Pte Lt

    Professor Gerard Olivar Tost

52. 
    Control of an anaerobic digester through normal form of fold bifurcation

    Article • Journal of Process Control, September 2009, Elsevier

    Professor Gerard Olivar Tost

53. 
    BIFURCATION ANALYSIS ON NONSMOOTH TORUS DESTRUCTION SCENARIO OF DELAYED-PWM SWITCHED BUCK CONVERTER

    Article • International Journal of Bifurcation and Chaos, July 2009, World Scientific Pub Co Pte Lt

    Professor Gerard Olivar Tost

54. 
    STABILIZING A TWO-CELL DC-DC BUCK CONVERTER BY FIXED POINT INDUCED CONTROL

    Article • International Journal of Bifurcation and Chaos, June 2009, World Scientific Pub Co Pte Lt

    Professor Gerard Olivar Tost

55. 
    Continuation of periodic orbits in a ZAD-strategy controlled buck converter

    Article • Chaos Solitons & Fractals, October 2008, Elsevier

    Professor Gerard Olivar Tost

56. 
    Two-parameter discontinuity-induced bifurcation curves in a ZAD-strategy-controlled dc-dc buck converter

    Article • IEEE Transactions on Circuits and Systems I Regular Papers, September 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

57. 
    Widening stability zone of a multi-cell DC-DC buck converter by using Fixed Point Induced Control

    Article • March 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

58. 
    Bounding the Output Error in a Buck Power Converter Using Perturbation Theory

    Article • Mathematical Problems in Engineering, January 2008, Hindawi Publishing Corporation

    Professor Gerard Olivar Tost

59. 
    Discontinuity-induced bifurcations of equilibria in piecewise-smooth and impacting dynamical systems

    Article • Physica D Nonlinear Phenomena, January 2008, Elsevier

    Professor Gerard Olivar Tost

60. 
    FPGA-Based Implementation of an Adaptive Canceller for 50/60-Hz Interference in Electrocardiography

    Article • IEEE Transactions on Instrumentation and Measurement, December 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

61. 
    Control of a bioreactor using feedback linearization

    Article • June 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Rafael Muñoz-Tamayo, Professor Gerard Olivar Tost

62. 
    Chaos stabilization with TDAS and FPIC in a buck converter controlled by lateral PWM and ZAD

    Article • June 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

63. 
    Control of an anaerobic upflow fixed bed bioreactor

    Article • June 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

64. 
    Nonlinear and nonsmooth dynamics in a DC-DC Buck converter: Two experimental set-ups

    Article • Nonlinear Dynamics, July 2006, Springer Science + Business Media

    Professor Gerard Olivar Tost

65. 
    TRANSITION FROM PERIODICITY TO CHAOS IN A PWM-CONTROLLED BUCK CONVERTER WITH ZAD STRATEGY

    Article • International Journal of Bifurcation and Chaos, October 2005, World Scientific Pub Co Pte Lt

    Professor Gerard Olivar Tost

66. 
    BIFURCATIONS IN DC–DC SWITCHING CONVERTERS: REVIEW OF METHODS AND APPLICATIONS

    Article • International Journal of Bifurcation and Chaos, May 2005, World Scientific Pub Co Pte Lt

    Professor Gerard Olivar Tost

67. 
    Feedback control of limit cycles: a switching control strategy based on nonsmooth bifurcation theory

    Article • IEEE Transactions on Circuits and Systems I Fundamental Theory and Applications, February 2005, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

68. 
    TWO-DIMENSIONAL BIFURCATION DIAGRAMS: BACKGROUND PATTERN OF FUNDAMENTAL DC–DC CONVERTERS WITH PWM CONTROL

    Article • International Journal of Bifurcation and Chaos, February 2003, World Scientific Pub Co Pte Lt

    Professor Gerard Olivar Tost

69. 
    Numerical and experimental study of the region of period-one operation of a PWM boost converter

    Article • IEEE Transactions on Power Electronics, November 2000, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

70. 
    Characteristic curves for analysing limit cycle behaviour in switching convertors

    Article • Electronics Letters, January 1999, the Institution of Engineering and Technology (the IET)

    Professor Gerard Olivar Tost

71. 
    Hopf bifurcation and chaos from torus breakdown in a PWM voltage-controlled DC-DC boost converter

    Article • IEEE Transactions on Circuits and Systems I Fundamental Theory and Applications, January 1999, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

72. 
    Study of chaos in the buck converter

    Article • IEEE Transactions on Circuits and Systems I Fundamental Theory and Applications, January 1996, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

73. 
    Control of Limit Cycle Amplitude Through Nonsmooth Bifurcations

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost

74. 
    On Two-parameter Non-smooth Bifurcations in Power Converters

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Professor Gerard Olivar Tost