Applied magnetic field direction dependence of transmittance spectra in a Si-wire MZI waveguide with a Ce:YIG cladding

Itsuki Takeshita; Naoya Katsumata; Naoki Sawayanagi; Yoshiki Hayama; Katsumi Nakatsuhara; Masayuki Takeda

Presentation information

Oral presentation

3 Optics and Photonics » 3.14 Silicon photonics and integrated photonics (formerly 3.15)

[21p-A205-1~21] 3.14 Silicon photonics and integrated photonics (formerly 3.15)

Wed. Sep 21, 2022 1:00 PM - 6:45 PM A205 (A205)

Makoto Okano(AIST), Shota Kita(NTT), Hirohito Yamada(Tohoku Univ)

4:30 PM - 4:45 PM

△ [21p-A205-14] Applied magnetic field direction dependence of transmittance spectra in a Si-wire MZI waveguide with a Ce:YIG cladding

〇Itsuki Takeshita¹, Naoya Katsumata¹, Naoki Sawayanagi¹, Yoshiki Hayama¹, Katsumi Nakatsuhara¹, Masayuki Takeda¹ (1.KAIT)

Keywords:Optical isolator, Silicon waveguide, Non reciprocal phase shift

We fabricated asymmetric MZIs with a Ce:YIG film deposited on silicon wire waveguides and crystalized by thermal annealing with a seed crystal. TM-mode transmittance characteristics of the device under opposite applied magnetic field were obtained.