Issues

• SEI film resistance loss is not included in heat generation

  pybamm-team/PyBaMM#5820 · Filter by author sohamdange opened on Sep 28, 2026

• Refactor battery-model option resolution and validation (tracking)

  pybamm-team/PyBaMM#5812 · Filter by author rtimms opened on Sep 28, 2026

• [Bug]: Repeated identical steps inherit the start_time schedule of their first occurrence

  pybamm-team/PyBaMM#5809 · Filter by author eric-haotian opened on Sep 27, 2026

• [Bug]: Defaults derived from "SEI", "SEI on cracks" and "lithium plating" only handle the scalar and negative-electrode tuple forms

  bug
  pybamm-team/PyBaMM#5807 · Filter by author karkikamal098 opened on Sep 26, 2026

• [Bug]: Total surface area to volume ratio of a composite electrode is wrong

  bug
  pybamm-team/PyBaMM#5802 · Filter by author mleot opened on Sep 25, 2026
  1

• [Bug]: SPM(options) mutates the caller's options dict

  bug
  pybamm-team/PyBaMM#5801 · Filter by author mleot opened on Sep 25, 2026

• [Bug]: SPM.__init__ compares a class to the string "MPM"

  bug
  pybamm-team/PyBaMM#5800 · Filter by author mleot opened on Sep 25, 2026

• [Bug]: Heat of mixing fails with a linear Interpolant OCP or entropic change

  bug
  pybamm-team/PyBaMM#5799 · Filter by author mleot opened on Sep 25, 2026
  1

• [Bug]: Heat of mixing crashes with a cubic Interpolant OCP or entropic change

  bug
  pybamm-team/PyBaMM#5798 · Filter by author mleot opened on Sep 25, 2026

• Heat of mixing for composite (multi-phase) electrodes

  feature
  pybamm-team/PyBaMM#5792 · Filter by author mleot opened on Sep 25, 2026

• Positive Electrode Degradation

  feature
  pybamm-team/PyBaMM#5780 · Filter by author oagholor opened on Sep 23, 2026

• Are standard DFN (1+1D) and custom BasicDFN2D mathematically equivalent? Questions on underlying architectures.

  pybamm-team/PyBaMM#5778 · Filter by author ADSDAW opened on Sep 23, 2026

• BaseModel.parameters misses Parameter symbols in Variable metadata

  pybamm-team/PyBaMM#5752 · Filter by author rtimms opened on Sep 14, 2026

• Ragone plots

  feature
  pybamm-team/PyBaMM#5751 · Filter by author brosaplanella opened on Sep 12, 2026
  1

• [Bug]: Composite ElectrodeSOH input parameters (Q_n_1 etc.) collide with the legacy MSMR name pattern

  pybamm-team/PyBaMM#5737 · Filter by author rtimms opened on Aug 31, 2026
  1

• [Bug]: IDAKLUSolver with num_threads > 1 randomly crashes the process (double free / access violation) on Windows

  bug
  pybamm-team/PyBaMM#5722 · Filter by author remoscream opened on Aug 18, 2026

• Crowdin POT upload error caused by long output of model.variables in tutorial 6

  pybamm-team/PyBaMM#5712 · Filter by author hwhsu1231 opened on Aug 10, 2026

• SEI="none" with "partially reversible" lithium plating raises ZeroDivisionError during parameter processing

  pybamm-team/PyBaMM#5709 · Filter by author dikshant1103-beep opened on Aug 7, 2026
  2

• Refine the docs homepage card grid to be responsive on extra-small screens

  feature
  pybamm-team/PyBaMM#5706 · Filter by author hwhsu1231 opened on Aug 7, 2026

• [Bug]: Half-cell and custom models do not conserve lithium

  bug
  pybamm-team/PyBaMM#5700 · Filter by author NicolaCourtier opened on Aug 6, 2026
  10

• Broken links found by the weekly link check

  pybamm-team/PyBaMM#5692 · Filter by author github-actions opened on Aug 3, 2026
  8

• [Bug]: surface form model option set to algebraic if default model options are explicitly specified

  bug
  pybamm-team/PyBaMM#5680 · Filter by author ejfdickinson opened on Jul 28, 2026
  1

• Proposal: a native Rust execution backend

  pybamm-team/PyBaMM#5667 · Filter by author BradyPlanden opened on Jul 21, 2026
  3

• Bilayer Electrode Support

  pybamm-team/PyBaMM#5639 · Filter by author LijieZhong opened on Jul 2, 2026

• CustomTermination event functions can collapse to the same unified experiment branch

  pybamm-team/PyBaMM#5625 · Filter by author martin1cifuentes opened on Jun 21, 2026
  1