Electron microscopy studies of soft nanomaterials

Z Lyu, L Yao, W Chen, FC Kalutantirige… - Chemical …, 2023 - ACS Publications
This review highlights recent efforts on applying electron microscopy (EM) to soft (including
biological) nanomaterials. We will show how developments of both the hardware and …

Heterogeneous anomalous transport in cellular and molecular biology

TA Waigh, N Korabel - Reports on Progress in Physics, 2023 - iopscience.iop.org
It is well established that a wide variety of phenomena in cellular and molecular biology
involve anomalous transport eg the statistics for the motility of cells and molecules are …

Anomalous diffusion, aging, and nonergodicity of scaled Brownian motion with fractional Gaussian noise: Overview of related experimental observations and models

W Wang, R Metzler, AG Cherstvy - Physical Chemistry Chemical …, 2022 - pubs.rsc.org
How does a systematic time-dependence of the diffusion coefficient D (t) affect the ergodic
and statistical characteristics of fractional Brownian motion (FBM)? Here, we answer this …

Towards a robust criterion of anomalous diffusion

V Sposini, D Krapf, E Marinari, R Sunyer… - Communications …, 2022 - nature.com
Anomalous-diffusion, the departure of the spreading dynamics of diffusing particles from the
traditional law of Brownian-motion, is a signature feature of a large number of complex soft …

Classification, inference and segmentation of anomalous diffusion with recurrent neural networks

A Argun, G Volpe, S Bo - Journal of Physics A: Mathematical and …, 2021 - iopscience.iop.org
Countless systems in biology, physics, and finance undergo diffusive dynamics. Many of
these systems, including biomolecules inside cells, active matter systems and foraging …

Machine learning structure preserving brackets for forecasting irreversible processes

K Lee, N Trask, P Stinis - Advances in Neural Information …, 2021 - proceedings.neurips.cc
Forecasting of time-series data requires imposition of inductive biases to obtain predictive
extrapolation, and recent works have imposed Hamiltonian/Lagrangian form to preserve …

Fractional Brownian motion with random Hurst exponent: Accelerating diffusion and persistence transitions

M Balcerek, K Burnecki, S Thapa… - … Journal of Nonlinear …, 2022 - pubs.aip.org
Fractional Brownian motion, a Gaussian non-Markovian self-similar process with stationary
long-correlated increments, has been identified to give rise to the anomalous diffusion …

Classification of particle trajectories in living cells: Machine learning versus statistical testing hypothesis for fractional anomalous diffusion

J Janczura, P Kowalek, H Loch-Olszewska… - Physical Review E, 2020 - APS
Single-particle tracking (SPT) has become a popular tool to study the intracellular transport
of molecules in living cells. Inferring the character of their dynamics is important, because it …

Modelling intermittent anomalous diffusion with switching fractional Brownian motion

M Balcerek, A Wyłomańska, K Burnecki… - New Journal of …, 2023 - iopscience.iop.org
The stochastic trajectories of molecules in living cells, as well as the dynamics in many other
complex systems, often exhibit memory in their path over long periods of time. In addition …

Ensemble heterogeneity mimics ageing for endosomal dynamics within eukaryotic cells

N Korabel, A Taloni, G Pagnini, V Allan, S Fedotov… - Scientific Reports, 2023 - nature.com
Transport processes of many structures inside living cells display anomalous diffusion, such
as endosomes in eukaryotic cells. They are also heterogeneous in space and time. Large …