
Contributed to the ammarhakim/gkeyll and ammarhakim/gkylcas repositories by developing and refining features for scientific computing and plasma physics simulations. Work included implementing canonical PB neutrals Hamiltonian kernels using C and Maxima-generated code, refactoring APIs for clarity, and streamlining build automation with Makefile enhancements. Addressed data correctness in moment calculations by updating C and CUDA routines, ensuring consistency across CPU and GPU. Improved ADAS data integration by centralizing workflows, reducing dependencies, and simplifying build processes through Python scripting. These efforts enhanced maintainability, reduced onboarding complexity, and increased the reliability and accuracy of numerical simulations and data management.
Delivered two major features to ammarhakim/gkeyll in August 2025 that streamline ADAS data handling within the gyrokinetic build, reduce dependencies, and improve maintainability. Built a centralized ADAS data workflow with conditional download/processing based on presence of .npy files, and added build-time checks for numpy and requests. Consolidated ADAS data processing into a single script, removed the requests dependency and plotting, and deprecated the --use-adas option to simplify the build. These changes reduce build fragility, minimize unnecessary network calls, and shorten onboarding for new contributors while preserving data availability for simulations.
Delivered two major features to ammarhakim/gkeyll in August 2025 that streamline ADAS data handling within the gyrokinetic build, reduce dependencies, and improve maintainability. Built a centralized ADAS data workflow with conditional download/processing based on presence of .npy files, and added build-time checks for numpy and requests. Consolidated ADAS data processing into a single script, removed the requests dependency and plotting, and deprecated the --use-adas option to simplify the build. These changes reduce build fragility, minimize unnecessary network calls, and shorten onboarding for new contributors while preserving data availability for simulations.
February 2025 monthly summary focusing on key accomplishments and technical progress across two repositories (ammarhakim/gkylcas and ammarhakim/gkeyll). Highlighted work centers on canonical PB neutrals Hamiltonian computation, API simplifications, and kernel/build system refinements that improve physics accuracy, maintainability, and build reliability.
February 2025 monthly summary focusing on key accomplishments and technical progress across two repositories (ammarhakim/gkylcas and ammarhakim/gkeyll). Highlighted work centers on canonical PB neutrals Hamiltonian computation, API simplifications, and kernel/build system refinements that improve physics accuracy, maintainability, and build reliability.
Monthly summary for 2024-12: Focused on improving data correctness and stability in moment calculations. Delivered a targeted bug fix for vtSq_iz1 moment data access by updating the second argument of array_set2 from 'nc' to '2*nc', ensuring the calculation uses the updated prim_vars_elc that now includes M0, upar, and vtSq. The fix is implemented in both C and CUDA to maintain CPU/GPU consistency and reproducibility across the codebase. No new user-facing features this month; emphasis was on correctness, auditability, and long-term reliability of physics data used downstream. Commit reference provided for traceability: 5b0305cff349e448ea3ac2161f02198e0c7db504.
Monthly summary for 2024-12: Focused on improving data correctness and stability in moment calculations. Delivered a targeted bug fix for vtSq_iz1 moment data access by updating the second argument of array_set2 from 'nc' to '2*nc', ensuring the calculation uses the updated prim_vars_elc that now includes M0, upar, and vtSq. The fix is implemented in both C and CUDA to maintain CPU/GPU consistency and reproducibility across the codebase. No new user-facing features this month; emphasis was on correctness, auditability, and long-term reliability of physics data used downstream. Commit reference provided for traceability: 5b0305cff349e448ea3ac2161f02198e0c7db504.
November 2024 Monthly Summary for ammarhakim/gkeyll focused on clarifying reaction moment data modeling and improving neutral-species recombination calculations. The work emphasizes business value through more accurate simulations, clearer data conventions, and stronger maintainability.
November 2024 Monthly Summary for ammarhakim/gkeyll focused on clarifying reaction moment data modeling and improving neutral-species recombination calculations. The work emphasizes business value through more accurate simulations, clearer data conventions, and stronger maintainability.

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