@article{3bb733a662874391a8ae80da1240c2fb,
title = "Additive Manufacturing of a 3D Terahertz Gradient-Refractive Index Lens",
keywords = "additive manufacturing, lenses, metamaterials, terahertz, transformation optics",
author = "Fan Zhou and Wei Cao and Biqin Dong and Timothy Reissman and Weili Zhang and Cheng Sun",
note = "Funding Information: F.Z., W.C., and B.D. contributed equally to this work. This work was supported by the National Science Foundation under Grant Nos. ECCS-1232134, CMMI-0955195, CMMI-0751621, and ECCS-0725764, and the National Science Foundation of China under Grant No. 61028011. The authors thank Dr. Evan Baker for the fruitful discussion.",
year = "2016",
month = jul,
day = "1",
doi = "10.1002/adom.201600033",
language = "English (US)",
volume = "4",
pages = "1034--1040",
journal = "Advanced Optical Materials",
issn = "2195-1071",
publisher = "John Wiley and Sons Inc.",
number = "7",
}