Neural tissue-microelectrode interaction: Brain micromotion, electrical impedance, and flexible microelectrode insertion

N Sharafkhani, AZ Kouzani, SD Adams, JM Long… - Journal of Neuroscience …, 2022 - Elsevier
Insertion of a microelectrode into the brain to record/stimulate neurons damages neural
tissue and blood vessels and initiates the brain's wound healing response. Due to the large …

From end to end: Gaining, sorting, and employing high-density neural single unit recordings

RB Bod, J Rokai, D Meszéna, R Fiáth… - Frontiers in …, 2022 - frontiersin.org
The meaning behind neural single unit activity has constantly been a challenge, so it will
persist in the foreseeable future. As one of the most sourced strategies, detecting neural …

Evaluating computational efforts and physiological resolution of mathematical models of cardiac tissue

KH Jæger, JD Trotter, X Cai, H Arevalo, A Tveito - Scientific Reports, 2024 - nature.com
Computational techniques have significantly advanced our understanding of cardiac
electrophysiology, yet they have predominantly concentrated on averaged models that do …

The simplified Kirchhoff network model (SKNM): a cell-based reaction–diffusion model of excitable tissue

KH Jæger, A Tveito - Scientific Reports, 2023 - nature.com
Cell-based models of excitable tissues offer the advantage of cell-level precision, which
cannot be achieved using traditional homogenized electrophysiological models. However …

Mearec: a fast and customizable testbench simulator for ground-truth extracellular spiking activity

AP Buccino, GT Einevoll - Neuroinformatics, 2021 - Springer
When recording neural activity from extracellular electrodes, both in vivo and in vitro, spike
sorting is a required and very important processing step that allows for identification of single …

[PDF][PDF] Derivation of a cell-based mathematical model of excitable cells

KH Jæger, A Tveito - Modeling Excitable Tissue: The EMI …, 2021 - library.oapen.org
Excitable cells are of vital importance in biology, and mathematical models have contributed
significantly to understand their basic mechanisms. However, classical models of excitable …

[图书][B] Electric brain signals: foundations and applications of biophysical modeling

G Halnes, TV Ness, S Næss, E Hagen, KH Pettersen… - 2024 - books.google.com
It is common to study the electric activity of neurons by measuring the electric potential in the
extracellular space of the brain. However, interpreting such measurements requires …

Recording site placement on planar silicon-based probes affects signal quality in acute neuronal recordings

R Fiáth, D Meszéna, Z Somogyvári, M Boda… - Scientific Reports, 2021 - nature.com
Multisite, silicon-based probes are widely used tools to record the electrical activity of
neuronal populations. Several physical features of these devices are designed to improve …

[图书][B] Modeling excitable tissue: The EMI framework

A Tveito, KA Mardal, ME Rognes - 2021 - library.oapen.org
This open access volume presents a novel computational framework for understanding how
collections of excitable cells work. The key approach in the text is to model excitable tissue …

Algebraic multigrid methods for metric-perturbed coupled problems

A Budiša, X Hu, M Kuchta, KA Mardal… - SIAM Journal on Scientific …, 2024 - SIAM
We develop multilevel methods for interface-driven multiphysics problems that can be
coupled across dimensions and where complexity and strength of the interface coupling …