Department of Electrical Engineering;
University of Nebraska-Lincoln;
Lincoln;
NE 68588-0511;
USA;
Department of Mechanical and Automation Engineering;
Beijing Institute of Technology;
Beijing 100081;
China;
Technology and Applications Center;
Newport Corporation;
Irvine;
CA 92606;
USA;
femtosecond laser direct writing; femtosecond laser multiphoton ablation; micro-/nanofabrication; two-photon polymerization;