D. Bachman, Z. Chen, C. Wang, R. Fedosejevs, Y. Y. Tsui and V. Van, “Postfabrication Phase Error Correction of Silicon Photonic Circuits by Single Femtosecond Laser Pulses,” in Journal of Lightwave Technology, vol. 35, no. 4, pp. 588-595, 15 Feb.15, 2017 (web)

Daniel Bachman, Zhijiang Chen, Christopher Wang, Robert Fedosejevs, Ying Y. Tsui, and Vien Van, “Postfabrication Phase Error Correction of Silicon Photonic Circuits by Single Femtosecond Laser Pulses,” J. Lightwave Technol. 35, 588-595 (2017) (web)