م مقاله کنفرانسی سال ۱۳۹۹ ۵۶۸ مشاهده 3D Micro-Nano-Structuring Based on Two-Photon Polymerization Two photon polymerization 2PP has emerged as a unique method to produce 3D polymeric structures with sub… two-photon absorptionmicro-nano structuresfemtosecond pulses