Joint material and shape optimization of a 3D printing nozzle by CFD and response surface methodology | 2026 Author(s) Ardaneh Fatemeh, Immonen Eero, Chaudhari Ashvinkumar, Pelkonen Jani, Prakash Dhayakumar Rajan Other focus area Biomaterials Fluid Flow and Transfer Processes Control and Optimization Computational Mechanics LUT School of Energy Systems