Silicon Photonics, Graphene Optics

2010.01-2013.12, Rice University, Electrical Engineering, Ph.D.
2005.09-2007.07, Tsinghua University, Electrical Engineering, M.S.
2001.09-2005.07, Tsinghua University, Electrical Engineering, B.S.

2016.01-present, Shanghai Jiao Tong University, Electrical Engineering, Associate Professor
2014.08-2015.12, Shanghai Jiao Tong University, Electrical Engineering, Assistant Professor
2014.01-2014.06, Rice University, Electrical Engineering, Post-doc

High speed spatial light modulator based on silicon-graphene hybrid structure, sponsored by National Natural Science
Foundation of China, 2016-2018
Project on silicon integrated switches, sponsored by Huawei Technologies Co. Ltd., 2016-2017

Shanghai Jiao Tong university SMC young scholar awards 2016
The Chinese Government Award For Outstanding Self-Financed Students Abroad 2012

Semiconductor Physics and Devices

1. Sun Xiaowen, Qiu Ciyuan*, Wu Jiayang, Zhou Huanying, Pan Ting, Mao Junming, Yin Xi, Liu Ruili, Gao Weilu, Fang Zheyu, Su Yikai, Broadband photodetection in a microfibergraphene device, Optics Express, 2015, 23(19): 25209~25216
2. Pan Ting, Qiu Ciyuan*, Wu Jiayang, Jiang Xinhong, Liu Boyu, Yang Yuxing, Zhou Huanying, Soref Richard, Su Yikai, Analysis of an electro-optic modulator based on a graphene-silicon hybrid 1D photonic crystal nanobeam cavity, Optics Express, 2015, 23(18): 23357~23364
3. Qiu Ciyuan*, Pan Ting, Gao Weilu, Liu Ruili, Su Yikai, Soref Richard, Proposed high-speed micron-scale spatial light valve based on a silicon-graphene hybrid structure, Optics Letters, 2015, 40(19): 4480~4483
4. Qiu Ciyuan, Gao Weilu, Vajtai Robert, Ajayan Pulickel M., Kono Junichiro, Xu Qianfan*, Efficient Modulation of 1.55 µm Radiation with Gated Graphene on a Silicon Microring Resonator, Nano Letters, 2014, 14(12): 6811~6815 (IF=13.779)
5. Qiu Ciyuan, Gao Weilu, Soref Richard, Robinson Jacob T., Xu Qianfan*, Reconfigurable electro-optical directed-logic circuit using carrier-depletion micro-ring resonators, Optics Letters, 2014, 39(24): 6767~6770
6. Qiu Ciyuan, Chen Jianbo, Xia Yang, Xu Qianfan*, Active dielectric antenna on chip for spatial light modulation, Scientific Reports, 2012, 2(0855): 1-7 (IF=5.578)
7. Qiu Ciyuan, Chen Jianbo, Xu Qianfan*, Ultraprecise measurement of resonance shift for sensing applications, Optics Letters, 2012, 37(23): 5012~5014
8. Qiu Ciyuan, Ye Xin, Soref Richard, Yang Lin, Xu Qianfan*, Demonstration of reconfigurable electro-optical logic with silicon photonic integrated circuits, Optics Letters, 2012, 37(19):3942~3944
9. Qiu Ciyuan and Xu Qianfan*, Controlling normal incident optical waves with an integrated resonator, Optics Express, 2011, 19(27): 26905-26910.
10.Qiu Ciyuan, Shu Jie, Li Zheng, Zhang Xuezhi, and Xu Qianfan*, Wavelength tracking with thermally controlled silicon resonators, Optics Express, 2011, 19(6): 5143-5148.