Aslak Tveito

The paper uses simulations to explain conflicting experimental results on ephaptic coupling in cardiomyocytes by analyzing geometric configurations.

The paper shows that neglecting electrical forces in synaptic cleft models leads to significant errors in ionic concentration predictions, demonstrating the necessity of using the full PNP equations.

This paper develops a high-throughput cardiac NAM using hiPSC-derived cardiomyocytes to evaluate drug proarrhythmic potential, showing accurate detection of arrhythmic risk and insights into ion channel effects.

The paper shows that localized stimulation generating traveling waves enhances extracellular signal strength in hiPSC-CMs compared to uniform stimulation.

The paper explains why solving the PNP equations in a coupled manner allows larger time steps, using special cases to illustrate stability conditions.

The paper shows that homogeneous excitable cells and tissues generate no extracellular potentials, even with action potentials, and explains when EPs emerge.

This study uses a fully coupled EMI model to investigate extracellular stimulation and ephaptic coupling in Purkinje and pyramidal neurons, showing how external fields affect neural activity and synchronization.

This study shows that reduced gap junction coupling between cardiomyocytes amplifies cellular variability and leads to arrhythmias by causing nonhomogeneous action potentials and early after-depolarizations.

The paper presents a nano-scale computational model of the cardiac dyad using the Poisson-Nernst-Planck equations to study electrodiffusion dynamics and their impact on calcium release.

The paper models how calcium current reduction in cardiomyocytes at the left pulmonary vein outlet can lead to persistent re-entry waves, contributing to atrial fibrillation progression.

The paper evaluates five mathematical models of cardiac tissue to assess their computational efficiency and physiological accuracy for different tissue sizes and resolutions.

This paper assesses how neural probe shape and size affect extracellular potentials and introduces a correction method to account for their influence.