TY - RPRT TI - Directional finite difference method for directly solving 3D gyrokinetic field equations with enhanced accuracy AU - Yoo, Min-Gu [General Atomics, San Diego, CA (United States)] (ORCID:0000000292447066) AU - Wang, Weixing [Princeton Plasma Physics Laboratory (PPPL), Princeton, NJ (United States)] AU - Startsev, Edward [Princeton Plasma Physics Laboratory (PPPL), Princeton, NJ (United States)] AU - Ethier, Stephane [Princeton Plasma Physics Laboratory (PPPL), Princeton, NJ (United States)] PY - 2025 DO - 10.1016/j.cpc.2025.109597 UR - https://www.osti.gov/biblio/2564369 ID - 2564369 ER -