Title :
In-situ measurement of the intrinsic polymerization time during three-dimensional direct laser writing
Author :
Mueller, Jonathan B. ; Fischer, J. ; Wegener, Martin
Author_Institution :
Center for Functional Nanostruct., Karlsruhe Inst. of Technol., Karlsruhe, Germany
Abstract :
We focus a short writing pulse burst into a photo-resist, polymerizing a voxel. The time-resolved transmission of a co-focused second laser probes the voxel formation dynamics. We measure time constants as small as 400 μs.
Keywords :
laser materials processing; optical focusing; photoresists; polymerisation; co-focused second laser probes; in-situ measurement; intrinsic polymerization time; photo-resist; short writing pulse burst; three-dimensional direct laser writing; time constants; time-resolved transmission; voxel formation dynamics; Laser modes; Lighting; Measurement by laser beam; Plastics; Polymers; Probes; Writing;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
