Title :
Structural optimization for modulation efficiency enhancement in a top-gated graphene optical modulator
Author :
Warabi, Kaori ; Rai Kou ; Nishi, Hidetaka ; Tanabe, Shinichi ; Kobayashi, Yuzuki ; Yamamoto, Tsuyoshi ; Yamada, Koji ; Nakajima, Hirochika
Author_Institution :
Grad. Sch. of Adv. Sci. & Eng., Waseda Univ., Tokyo, Japan
Abstract :
We investigated a top-gated graphene optical modulator on a CMOS compatible silicon photonic platform. The structural optimization results revealed that the modulation efficiency is able to reach to 0.05 dB/μm with very low insertion loss.
Keywords :
elemental semiconductors; graphene; integrated optoelectronics; optical losses; optical modulation; silicon; C-Si; CMOS compatible silicon photonic platform; insertion loss; modulation efficiency enhancement; structural optimization; top-gated graphene optical modulator; Graphene; Insertion loss; Optical losses; Optical modulation; Optical saturation; Optical waveguides;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
