Fluorescent flow analysis of in situ material exchange in two-photon 3D printing. - Yemulwar, Pratyaksh; Rajabasadi, Fatemeh; Saxena, Tanya; Wong, Man-Ho; Zscheile, Josua; Kirchner, Robert (Journal of Vacuum Science & Technology: Part B-Nanotechnology & Microelectronics, 2025)