Before revision:  While the experimental research on the development of these devices has progressed remarkably, their simulation is still challenging due to the need for accurate and efficient modeling of multiphysics processes and intricate device geometries  .
After revision:  However, this improvement comes at the cost of increased complexity for the design and simulation of these devices has progressed remarkably, their simulation is still challenging due to the need for accurate and efficient modeling of multiphysics processes and intricate device geometries .