TY - RPRT TI - A GPU ‐Accelerated 3D Unstructured Mesh Based Particle Tracking Code for Multi‐Species Impurity Transport Simulation in Fusion Tokamaks AU - Nath, Dhyanjyoti D. [Scientific Computation Research Center Rensselaer Polytechnic Institute Troy New York USA] AU - Younkin, Timothy R. [Oak Ridge National Laboratory Oak Ridge Tennessee USA] AU - Guterl, Jerome [General Atomics San Diego California USA] AU - Shephard, Mark S. [Scientific Computation Research Center Rensselaer Polytechnic Institute Troy New York USA] AU - Sahni, Onkar [Scientific Computation Research Center Rensselaer Polytechnic Institute Troy New York USA] PY - 2025 DO - 10.1002/ctpp.202400073 UR - https://www.osti.gov/biblio/2507486 ID - 2507486 ER -