Presentation 2014-10-15
Fabrication and characterization of waveguide-coupled superconducting nanowire single-photon detectors
Kentaro WAKI, Taro YAMASHITA, Shin-ichiro INOUE, Shigehito MIKI, Hirotaka TERAI, Rikizo IKUTA, Takashi YAMAMOTO, Nobuyuki IMOTO,
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Abstract(in English) In recent years, the waveguide-coupled type of superconducting nanowire single-photon detectors (SSPDs), which consists of a superconducting nanowire prepared on the optical waveguide, has been studied for monolithically-integrated quantum photonic circuits (MIQPCs) which is composed of various quantum optical components, such as single photon sources and detectors. In the waveguide-coupled SSPD, evanescent photons that escape from the waveguide are absorbed in a superconducting nanowire, and can be detected through an electrical pulse by a temporary transition to the normal state. As first step toward realization of the waveguide-coupled SSPD, we report the fabrication and characterization of an NbTiN-based waveguide-coupled SSPD on the silicon waveguide by using silicon-on-insulator (SOI) substrate.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Niobium titanium nitride (NbTiN) / Optical waveguide / Silicon-on-Insulator (SOI) substrates / Superconducting nanowire single-photon detectors (SSPDs)
Paper # SCE2014-37
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Conference Information
Committee SCE
Conference Date 2014/10/8(1days)
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Registration To Superconductive Electronics (SCE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Fabrication and characterization of waveguide-coupled superconducting nanowire single-photon detectors
Sub Title (in English)
Keyword(1) Niobium titanium nitride (NbTiN)
Keyword(2) Optical waveguide
Keyword(3) Silicon-on-Insulator (SOI) substrates
Keyword(4) Superconducting nanowire single-photon detectors (SSPDs)
1st Author's Name Kentaro WAKI
1st Author's Affiliation Graduate School of Engineering Science, Osaka University:Advanced ICT Research Institute, NICT()
2nd Author's Name Taro YAMASHITA
2nd Author's Affiliation Advanced ICT Research Institute, NICT
3rd Author's Name Shin-ichiro INOUE
3rd Author's Affiliation Advanced ICT Research Institute, NICT:JST
4th Author's Name Shigehito MIKI
4th Author's Affiliation Advanced ICT Research Institute, NICT
5th Author's Name Hirotaka TERAI
5th Author's Affiliation Advanced ICT Research Institute, NICT
6th Author's Name Rikizo IKUTA
6th Author's Affiliation Graduate School of Engineering Science, Osaka University
7th Author's Name Takashi YAMAMOTO
7th Author's Affiliation Graduate School of Engineering Science, Osaka University
8th Author's Name Nobuyuki IMOTO
8th Author's Affiliation Graduate School of Engineering Science, Osaka University
Date 2014-10-15
Paper # SCE2014-37
Volume (vol) vol.114
Number (no) 247
Page pp.pp.-
#Pages 5
Date of Issue