Frank, Ian W.Zhang, YinanLoncar, Marko2019-10-032014Frank, Ian W., Yinan Zhang, and Marko Loncar. 2014. “Nearly Arbitrary on-Chip Optical Filters for Ultrafast Pulse Shaping.” Optics Express 22 (19): 22403. https://doi.org/10.1364/oe.22.022403.1094-4087http://nrs.harvard.edu/urn-3:HUL.InstRepos:41461264We demonstrate a reverse design method for realizing a broad range of optical filters based on integrated optical waveguides and experimentally verify example designs on a silicon-on-insulator (SOI) platform. The reflectance-based filters allow for control of both phase and amplitude of the optical response. Among this device's many potential applications we highlight and numerically demonstrate its use for ultrafast on-chip pulse shaping.en-USJournal Article2019-10-0310.1364/OE.22.022403