Quantifying chaos using Lagrangian descriptors

M Hillebrand, S Zimper, A Ngapasare… - … Journal of Nonlinear …, 2022 - pubs.aip.org
We present and validate simple and efficient methods to estimate the chaoticity of orbits in
low-dimensional conservative dynamical systems, namely, autonomous Hamiltonian …

[HTML][HTML] Soliton Solution of the Peyrard–Bishop–Dauxois Model of DNA Dynamics with M-Truncated and β-Fractional Derivatives Using Kudryashov's R Function …

X Wang, G Akram, M Sadaf, H Mariyam, M Abbas - Fractal and Fractional, 2022 - mdpi.com
In this paper, the Peyrard–Bishop–Dauxois model of DNA dynamics is discussed along with
the fractional effects of the M-truncated derivative and β-derivative. The Kudryashov's R …

Computational efficiency of numerical integration methods for the tangent dynamics of many-body Hamiltonian systems in one and two spatial dimensions

C Danieli, BM Manda, M Thudiyangal… - ar** of DNA in the presence of solvent molecules
N Mathur, A Singh, N Singh - Biophysical Chemistry, 2024 - Elsevier
The melting of double-stranded DNA (dsDNA) in the presence of solvent molecules is a
fundamental process with significant implications for understanding the thermal and …

Bubble lifetimes in DNA gene promoters and their mutations affecting transcription

M Hillebrand, G Kalosakas, AR Bishop… - The Journal of Chemical …, 2021 - pubs.aip.org
Relative lifetimes of inherent double stranded DNA openings with lengths up to ten base
pairs are presented for different gene promoters and corresponding mutants that either …

Discrete-breather-assisted charge transport along DNA-like molecular wires

AP Chetverikov, W Ebeling, VD Lakhno, MG Velarde - Physical Review E, 2019 - APS
Mobile discrete breathers (MDBs) are here suggested as localized excitations underlying
the trap** and transport of charged particles (electron or hole) along a DNA-like molecular …

[HTML][HTML] Learning the chaotic and regular nature of trajectories in Hamiltonian systems with Lagrangian descriptors

J Jiménez-López, VJ García-Garrido - Chaos, Solitons & Fractals, 2025 - Elsevier
In this paper we investigate the use of Machine Learning techniques, specifically Support
Vector Machines (SVMs), to classify chaotic and regular trajectories in Hamiltonian systems …

Chaotic dynamics of graphene and graphene nanoribbons

M Hillebrand, B Many Manda, G Kalosakas… - … Journal of Nonlinear …, 2020 - pubs.aip.org
We study the chaotic dynamics of graphene structures, considering both a periodic, defect
free, graphene sheet and graphene nanoribbons (GNRs) of various widths. By numerically …