Nonperiodic oscillations of Pressure in a SPARK Ignition Combustion Engine. - M. Wendeker; Grzegorz Litak; Jacek Czarnigowski; K. Szabelski (Int. J. Bifurc. Chaos, 2004)

Pulsating Feedback Control for Stabilizing Unstable Periodic orbits in a Nonlinear oscillator with a Nonsymmetric Potential. - Grzegorz Litak; M. Ali; L. M. Saha (Int. J. Bifurc. Chaos, 2007)

Nonlinear Response of the Mass-Spring Model with nonsmooth Stiffness. - Grzegorz Litak; Jesús M. Seoane; Samuel Zambrano; Miguel A. F. Sanjuán (Int. J. Bifurc. Chaos, 2012)

Phase Control in the Mass-Spring Model with nonsmooth stiffness and External excitation. - Mattia Coccolo; Jesús M. Seoane; Grzegorz Litak; Miguel A. F. Sanjuán (Int. J. Bifurc. Chaos, 2013)

Energy Harvesting Enhancement by Vibrational Resonance. - Mattia Coccolo; Grzegorz Litak; Jesús M. Seoane; Miguel A. F. Sanjuán (Int. J. Bifurc. Chaos, 2014)

Effects of Direct Fuel Injection Strategies on Cycle-by-Cycle Variability in a Gasoline Homogeneous Charge Compression Ignition Engine: Sample Entropy Analysis. - Jacek Hunicz; Alejandro Medina; Grzegorz Litak; Pedro L. Curto-Risso; Lev Guzmán-Vargas (Entropy, 2015)

Optimizing the Electrical Power in an Energy Harvesting System. - Mattia Coccolo; Grzegorz Litak; Jesús M. Seoane; Miguel A. F. Sanjuán (Int. J. Bifurc. Chaos, 2015)

Stochastic P-bifurcation and stochastic resonance in a noisy bistable fractional-order system. - Jianhua Yang 002; Miguel A. F. Sanjuán; Houguang Liu; Grzegorz Litak; X. Li (Commun. Nonlinear Sci. Numer. Simul., 2016)

Nonlinear Analysis of the Tristable Energy Harvester with a Resonant Circuit for Performance Enhancement. - Bo Yan; Shengxi Zhou; Grzegorz Litak (Int. J. Bifurc. Chaos, 2018)

Verification of measuring the bearing clearance using kurtosis, recurrences and neural networks and comparison of these approaches. - Nicolas Meier; Bartlomiej Ambrozkiewicz; Anthimos Georgiadis; Grzegorz Litak (IEEE SENSORS, 2019)

Theoretical analysis of multi-stable energy harvesters with high-order stiffness terms. - Dongmei Huang; Shengxi Zhou; Grzegorz Litak (Commun. Nonlinear Sci. Numer. Simul., 2019)

Study of bistability behavior relative to the size of the composite plates. - Andrzej Rysak; Sonia Bradai; Jaroslaw Bienias; Patryk Jakubczak; Grzegorz Litak; Olfa Kanoun (SSD, 2020)

Dynamics and control of periodic and non-periodic behavior of Duffing vibrating system with fractional damping and excited by a non-ideal motor. - Marcus V. Varanis; Angelo Marcelo Tusset; José Manoel Balthazar; Grzegorz Litak; Clivaldo Oliveira; Rodrigo Tumolin Rocha; Airton Nabarrete; Vinícius Piccirillo (J. Frankl. Inst., 2020)

Novel Adaptive Search Method for Bearing Fault Frequency Using Stochastic Resonance Quantified by Amplitude-Domain Index. - Dawen Huang; Jianhua Yang 002; Dengji Zhou; Grzegorz Litak (IEEE Trans. Instrum. Meas., 2020)

Fractional Dynamical Behavior of an Elastic Magneto Piezo Oscillator Including Non-Ideal Motor Excitation. - Mauricio A. Ribeiro; José Manoel Balthazar; Wagner B. Lenz; Jorge Luis Palacios Felix; Grzegorz Litak; Angelo Marcelo Tusset (Axioms, 2022)

Dynamics and Entropy Analysis of a Frictionally Loaded Pendulum. - Grzegorz Litak; Marek Borowiec; Krzysztof Dabek (Entropy, 2022)

On Theoretical and Numerical Aspects of Bifurcations and Hysteresis Effects in Kinetic Energy Harvesters. - Grzegorz Litak; Jerzy Margielewicz; Damian Gaska; Andrzej Rysak; Carlo Trigona (Sensors, 2022)

Nonlinear Dynamics of a Star-Shaped Structure and Variable Configuration of Elastic Elements for Energy Harvesting Applications. - Jerzy Margielewicz; Damian Gaska; Grzegorz Litak; Piotr Wolszczak; Carlo Trigona (Sensors, 2022)

Energy Harvesting in a System with a Two-Stage Flexible Cantilever Beam. - Jerzy Margielewicz; Damian Gaska; Grzegorz Litak; Piotr Wolszczak; Shengxi Zhou (Sensors, 2022)

Impulse excitation diagram as a tool to achieve high energy orbits. - Damian Gaska; Jerzy Margielewicz; Grzegorz Litak; Piotr Wolszczak; Slawomir Bucki (CoRR, 2023)

Double-Versus Triple-Potential Well Energy Harvesters: Dynamics and Power Output. - Jerzy Margielewicz; Damian Gaska; Jacek Caban; Grzegorz Litak; Agnieszka Dudziak; Xiaoqing Ma; Shengxi Zhou (Sensors, 2023)

Intelligent Diagnostics of Radial Internal Clearance in Ball Bearings with Machine Learning Methods. - Bartlomiej Ambrozkiewicz; Arkadiusz Syta; Anthimos Georgiadis; Alexander Gassner; Grzegorz Litak; Nicolas Meier (Sensors, 2023)

Energy Harvesting System Whose Potential Is Mapped with the Modified Fibonacci Function. - Jerzy Margielewicz; Damian Gaska; Grzegorz Litak; Jacek Caban; Agnieszka Dudziak; Xiaoqing Ma; Shengxi Zhou (Sensors, 2023)

Robust optimization and uncertainty quantification in the nonlinear mechanics of an elevator brake system. - Piotr Wolszczak; Pawel Lonkwic; Americo Cunha Jr; Grzegorz Litak; Szymon Molski (CoRR, 2024)

Periodic solutions and frequency lock-in of vortex-induced vibration energy harvesters with nonlinear stiffness. - Zhiyuan Li; Huirong Zhang; Grzegorz Litak; Shengxing Zhou (Zenodo, 2024)

Nonlinear dynamic characteristics of the multistable wakegalloping energy harvester. - Xiaoqing Ma; Gantong Chen; Zhiyuan Li; Grzegorz Litak; Shengxi Zhou (Zenodo, 2024)