26.08

Dependencies

• AMReX: 26.08
• pyAMReX: 26.08
• PICSAR-QED: 26.08
• pybind11: 3.0.4
• picmistandard: 0.34.0
• openPMD-api: 0.17.0
• Python: 3.11 - 3.14

What's Changed

• Dependencies: weekly update by @github-actions[bot] in #7018
• Add warning message when RK4 integration produced NaN field values by @roelof-groenewald in #7036
• Load External Field directly into Pinned Memory by @AlexanderSinn in #6963
• Add ability to choose mesh in particle density file by @AlexanderSinn in #6965
• Use reaction-dependent lower energy threshold for fusion cross sections by @JustinRayAngus in #6981
• Use local version of Redistribute with all solvers ; use version with per-direction number of cells by @RemiLehe in #6988
• Dependencies: weekly update by @github-actions[bot] in #7046
• Unify DSMC and MCC scattering, and support scattering_angle_model by @RemiLehe in #6948
• Deduplicate UpdateAuxiliaryData helpers and fix E-field aux update bug by @EZoni in #7037
• CI: Temporary w/o SYCL by @ax3l in #7048
• Fix missing radial-geometry inverse-volume scaling of rho in implicit residual evaluations by @clarkse-he in #7050
• Minor typos fixes by @roelof-groenewald in #7052
• Simplify DistanceToEB::interp_normal API and drop unused normal in EB scraper by @RemiLehe in #7051
• Fix stale ../../../../warpx/ paths in test analysis scripts by @EZoni in #7053
• Fix misleading binary collision profiling timers by @RemiLehe in #7047
• Implement reflection from embedded boundaries by @RemiLehe in #6588
• Fix RSPHERE phi computation in LorentzTransformParticles by @RemiLehe in #7056
• Replace removed scipy interp2d with RegularGridInterpolator by @roelof-groenewald in #7065
• Use separate reset flags for E / B fields in ES solver by @roelof-groenewald in #7066
• Fix and re-enable test_2d_runtime_components_picmi_restart by @EZoni in #7067
• Allow picmi linear solver to be initialized without non-linear solver by @roelof-groenewald in #7068
• Re-enable test_3d_eb_picmi_restart by @EZoni in #7057
• Fix bug with phi_fp SetDotMask case by @roelof-groenewald in #7070
• Add missing WarnManager.H includes for nonlinear solvers by @roelof-groenewald in #7069
• Allow non-uniform cross-section energy grids by @RemiLehe in #7072
• Docs: clarify that density_min/density_max apply to all density profiles by @RemiLehe in #7075
• Dependencies: weekly update by @github-actions[bot] in #7079
• Fix inconsistent indentation in WarpXAlgorithmSelection.H by @RemiLehe in #7084
• Bump actions/setup-python from 6 to 7 by @dependabot[bot] in #7083
• Hybrid-PIC: add an electron temperature field, move the electron-pressure update to right after deposition by @prkkumar-he in #7081
• Docs: cite 2004 ECT paper for the ect solver by @RemiLehe in #7085
• Hybrid-PIC: re-deposit rho and J on restart (fix poisoned first step after checkpoint restart) by @clarkse-he in #7049
• Refactor mass matrix application into ApplyMassMatrices by @RemiLehe in #7086
• Add user-defined warpx.self_fields_num_sweeps for MLMG by @oshapoval in #6907
• Add checkpoint_restart flag to MultiFab registry by @dpgrote in #7023
• Allow any MultiFab to be written to the diagnostics by @dpgrote in #7025
• Fix NVHPC dependency error in CUDA CI pipeline by @EZoni in #7102
• Fix docstring typo in ElectrostaticSolver's computeB by @EZoni in #7101
• Dependencies: weekly update by @github-actions[bot] in #7098
• Fix RZ/RCYLINDER DSMC ionization double velocity rotation and guard against negative energy by @roelof-groenewald in #7096
• Revert fix for NVHPC dependency error in CUDA CI pipeline by @EZoni in #7108
• picmi: actually select the preconditioner passed to NewtonNonlinearSolver by @clarkse-he in #7109
• Implement electron energy equation to the hybrid solver by @prkkumar-he in #6982
• Docs: convert GOVERNANCE.rst to GOVERNANCE.md by @ax3l in #7115
• Fix Janssen 2016 entry in refs.bib by @eebasso in #7116
• RZ: conserve charge and current under binomial filtering by @clarkse-he in #7059
• Bug: amrex::For if indices are not independent by @ax3l in #7100
• Hybrid-PIC: fix sticky m_substeps ratchet under RKF45 by @tomzhu0225 in #7091
• Docs: replace arrow vector notation \vec with \boldsymbol by @RemiLehe in #7073
• Background collisions: evaluate parsers at Cartesian coordinates by @RemiLehe in #7122
• Python: Improved Config by @ax3l in #7110
• Bump github/codeql-action from 4 to 4.37.4 by @dependabot[bot] in #7125
• Config: Omit Versions by @ax3l in #7129
• Release: WarpX 26.08 by @github-actions[bot] in #7119

Full Changelog: 26.07...26.08