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Research学会発表・学術論文

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■ 原著論文

【2026】

Hirotaka Terai, Sunmi Kim, Duong Pham, Satoru Mima, Yuji Hishida, Shotaro Shirai, Atsushi Noguchi, Masaki Roppongi, Kohei Matsuura, Tomoko Fuse, Sahel Ashhab, Fumiki Yoshihara, Kunihiro Inomata, Taro Yamashita and Kouichi Semba

Superconducting quantum circuit technology based on nitride superconductors

Appl. Phys. Express 19 060102 (2026)

Takaaki Takenaka, Takayuki Kubo, Imran Mahboob, Kosuke Mizuno, Hitoshi Inoue, Takayuki Saeki, and Shiro Saito

Three-dimensional niobium coaxial cavity with 0.1-second lifetime

Physical Review Applied 25, 034076 (2026)

【2025】

吉永啓人、渡邉 一輝、豊島遼、多田宗弘、石黒仁揮、内田 建

Modeling of the cryogenic conductivity of highly doped silicon in advanced CMOS

Appl. Phys. Express 18, 094001(2025), DOI: 10.35848/1882-0786/ae077f

冨永雄介、白井菖太郎、菱田有二、寺井弘高、野口篤史

Intrinsic quality factors approaching 10 million in superconducting planar resonators enabled by spiral geometry

 EPJ Quantum Technol. 12, 60 (2025), DOI: 10.1140/epjqt/s40507-025-00367-w

越野和樹

Galvanically connected tunable coupler between a cavity and a waveguide

New J. Phys. 27, 043001 (2025), DOI: 10.1088/1367-2630/adc1fb

星大輔、長瀬寿昭、Sangil Kwon、井山大輔、神谷隆彦、藤井詩織、向井寛人、Shahnawaz Ahmed、Anton Frisk Kockum、渡部昌平、吉原文樹、蔡兆申

Entangling Schrödinger’s cat states by bridging discrete- and continuous-variable encoding

Nat. Commun 16, 1309 (2025), DOI: 10.1038/s41467-025-56503-8

【2024】

田中雅光、北川佳廣、佐藤哲朗、山本剛

Low-Power Single-Flux-Quantum Standard Cell Library Using 250 A/cm2 Process for Qubit Control Applications

IEEE Transactions on Applied Superconductivity 35,1700405 (2024), DOI: 10.1109/TASC.2024.3521892

上野洋典、今村智史、富田祐永、谷本輝夫、田中雅光、田渕豊、井上弘士、中村宏

C3-VQA: Cryogenic Counter-Based Coprocessor for Variational Quantum Algorithms

IEEE Transactions on Quantum Engineering 6, 3100317 (2024), DOI: 10.1109/TQE.2024.3521442

後藤慎平、越野和樹

Labeling Eigenstates of Qubit-Cavity Systems Based on the Continuity of Qubit Occupancy: Detecting Resonances to Higher Excited Qubit States

J. Phys. Soc. Jpn. 94, 014002 (2025), DOI: 10.7566/JPSJ.94.014002

村山洋佑、 川上彰、Shan Wenlei、江﨑翔平、宮地晃平、増井翔、小嶋崇文、鵜澤佳徳

Fabrication and Evaluation of Waveguide Josephson Array Oscillators at Millimeter-Wave Lengths for SIS Mixer-Based Amplifiers

IEEE Transactions on Applied Superconductivity 35, 2400306 (2024), DOI: 10.1109/TASC.2024.3515971

大舘暁、斎藤直洋、青山肇、塚本宏之、楠山幸一、中村泰信

Fabrication of superconducting quantum circuits on 12-inch wafers using an ArF immersion lithography system Ⅱ

Proc. SPIE 13115, UV and Higher Energy Photonics: From Materials to Applications 2024, 1311508

越野和樹、猪股邦宏

Bidirectional state transfer between superconducting and microwave-photon qubits by single reflection

Phys. Rev. Applied 21, 054049 (2024), DOI: 10.1103/PhysRevApplied.21.054049

宮尾知寿、吉永啓人、田中貴久、石黒仁輝、多田宗弘、内田建

Imaginary impedance due to hopping phenomena and evaluation of dopant ionization time in cryogenic metal-oxide-semiconductor devices on highly doped substrate

Appl. Phys. Express 17, 051001(2024), DOI: 10.35848/1882-0786/ad3d2a

沼田秀昭、井口憲幸、 田中雅光、岡本浩一郎、三浦貞彦、内田建、石黒仁揮、 阪本利司、多田宗弘

Superconducting Nb interconnects for Cryo-CMOS and superconducting digital logic applications

Jpn. J. Appl. Phys. 63, 04SP73(2024), DOI: 10.35848/1347-4065/ad37c1

鵜澤佳徳、川上彰、小嶋崇文、牧瀬圭正、増井翔、宮地晃平、村山洋佑、上月雄人、Shan Wenlei

Development of a Waveguide Josephson Oscillator for SIS Mixer-Based Amplifiers

IEEE Transactions on Applied Superconductivity 34, 2400205 (2024), DOI: 10.1109/TASC.2024.3358780

井山大輔、神谷隆彦、藤井詩織、向井寛人、Zhou Yu、長瀬寿昭、朝永顕成、Wang Rui、Jiao-Jiao Xue、渡部昌平、Kwon Sangil、蔡兆申

Observation and manipulation of quantum interference in a superconducting Kerr parametric oscillator

Nat. Commun 15, 86 (2024), DOI: 10.1038/s41467-023-44496-1

【2023】

白家維、内田建、多田宗弘、石黒仁揮

Design and analysis of a high-speed low-power comparator with regeneration enhancement and through current suppression techniques from 4 K to 300 K in 65-nm Cryo-CMOS

Microelectronics Journal 144, C (2023), DOI: 10.1016/j.mejo.2023.106066

多田宗弘、岡本浩一郎、田中貴久、宮村信、石黒仁揮、内田建、阪本利司

A 65nm Cryogenic CMOS Design and Performance at 4.2K for Quantum State Controller Application

IEEE Journal of the Electron Devices Society 12, 28 (2023), DOI: 10.1109/JEDS.2023.3340136

吉岡輝昭、向井寛人、朝永顕成、高田真太郎、岡崎雄馬、金子晋久、中村秀司、蔡兆申

Active initialization experiment of a superconducting qubit using a quantum circuit refrigerator

Phys. Rev. Applied 20, 044077(2023), DOI: 10.1103/PhysRevApplied.20.044077

上野洋典、富田祐永、谷本輝夫、田中雅光、田渕豊、井上弘士、中村宏

Inter-Temperature Bandwidth Reduction in Cryogenic QAOA Machines

IEEE Computer Architecture Letters 23, 9 (2023), DOI: 10.1109/LCA.2023.3322700

大舘暁、斎藤直洋、鈴木広介、青山肇、塚本宏之、楠山幸一、中村泰信

Fabrication of superconducting quantum circuits on 12-inch wafers using an ArF immersion lithography system

Proc. SPIE 12652, UV and Higher Energy Photonics: From Materials to Applications 2023, 1265205

後藤慎平、越野和樹

Efficient numerical approach for the simulations of high-power dispersive readout with time-dependent unitary transformation

Phys. Rev. A 108, 033722 (2023), DOI: 10.1103/PhysRevA.108.033722

山下 薫、Benjamin Hershberg、吉岡 健太郎、石黒仁揮

A 4.6K to 400K Functional PVT-Robust Ringamp-Based 250MS/s 12b Pipelined ADC with Pole-Aware Bias Calibration

2023 IEEE Custom Integrated Circuits Conference (CICC), TX, USA, 2023, pp.740-752

Julia Zotova、Rui Wang、 Alexander Semenov、 Yu Zhou、 Ivan Khrapach、 朝永顕成、Oleg Astafiev、 蔡兆申

Compact Superconducting Microwave Resonators Based on Al-AlO x -Al Capacitors

Phys. Rev. Applied 19, 044067 (2023), DOI: 10.1103/PhysRevApplied.19.044067

増井翔、小嶋崇文、鵜澤佳徳、牧瀬圭正、小川英夫、大西利和

Proof-of-Concept Experiment on a Wideband Microwave Gyrator with Two Superconductor– Insulator–Superconductor-Based Mixers

IEEE Transactions on Applied Superconductivity 33, 1501204 (2023), DOI: 10.1109/TASC.2023.3258368

増井翔、小嶋崇文、鵜澤佳徳、大西利和

A Novel Microwave Nonreciprocal Isolator Based on Frequency Mixers

IEEE Microwave and Wireless Technology Letters 33, 1051 (2023), DOI: 10.1109/LMWT.2023.3253124

鵜澤佳徳、小嶋崇文、牧瀬圭正、川上彰、上月雄人、増井翔、単文磊

Development of an SIS Mixer-Based Low-Noise Amplifier Amenable to Josephson Oscillator Pumping

IEEE Transactions on Applied Superconductivity 33, 1500804 (2023), DOI: 10.1109/TASC.2023.3254496

水野皓介、竹中崇了, Imran Mahboob , 齊藤志郎

Effect of decoherence for gate operations on a superconducting bosonic qubit

New J. Phys. 25, 033007 (2023), DOI: 10.1088/1367-2630/acc02e

田中雅光、北川佳廣、佐藤哲朗、山本剛

Design and Fabrication of Low-Power Single-Flux-Quantum Circuits Toward Quantum Bit Control

IEEE Transactions on Applied Superconductivity 33, 1700805 (2023), DOI: 10.1109/TASC.2023.3251304

Iakoupov Ivan 、越野和樹

Saturable Purcell filter for circuit quantum electrodynamics

Phys. Rev. Research 5, 013148 (2023), DOI:10.1103/5.013148

小嶋崇文、増井翔、Shan Wenlei、鵜澤佳徳

Characterization of a low-noise superconductor–insulator–superconductor-based microwave amplifier with local oscillator phase-adjusting architecture

Appl. Phys. Lett. 122, 072601 (2023), DOI:10.1063/5.0134595

Gopika Lakshmi Bhai、向井寛人、蔡兆申

Mitigation of noise in Josephson parametric oscillator by injection locking

Appl. Phys. Lett. 122, 054002 (2023), DOI:10.1063/5.0134702

Gopika Lakshmi Bhai、向井寛人、山本剛、蔡兆申

Noise Properties of a Josephson Parametric Oscillator

Phys. Rev. Applied 19, 014065 (2023), DOI: 10.1103/PhysRevApplied.19.014065

【2022】

Leonid V. Abdurakhimov、 Imran Mahboob、樋田啓、角柳孝輔、松崎雄一郎、齊藤志郎

Identification of Different Types of High-Frequency Defects in Superconducting Qubits

PRX Quantum 3, 040332 (2022), DOI: 10.1103/PRXQuantum.3.040332

岡本浩一郎、田中貴久、宮村信、石黒仁揮、内田建、阪本利司、多田宗弘

Cryogenic operation of NanoBridge at 4 K for controlling qubit

Jpn. J. Appl. Phys. 61, SC1049 (2022), DOI: 10.35848/1347-4065/ac4303

Sangil Kwon、渡部昌平、蔡兆申

Autonomous Quantum Error Correction in a Four-Photon Kerr Parametric Oscillator

npj Quantum Inf. 8, 40 (2022), DOI: 10.1038/s41534-022-00553-z

Zhi-Peng Yang, Alakesh Baishya, Huan-Yu Ku, Yu-Ran Zhang, Anton Frisk Kockum, Yueh-Nan Chen, Fu-Li Li, Jaw-Shen Tsai, Franco Nori

Deterministic One-way Logic Gates on a Cloud Quantum Computer 

Phys. Rev. A 105, 042610 (2022), DOI: 10.1103/PhysRevA.105.042610

Sishi Wu, Dengke Zhan, Rui Wang, Yulong Liu, Shuai-Peng Wang, Qichun Liu, J S Tsai and Tiefu Li

Vacuum-gap-based lumped element Josephson parametric amplifier

Chinese Phys. B 31, 010306 (2022), DOI: 10.1088/1674-1056/ac280c

【2021】

朝永顕成、向井寛人、吉原文樹、蔡兆申

Quasiparticle Tunneling and 1/f Charge Noise in Ultrastrongly Coupled Superconducting Qubit and Resonator

Phys. Rev. B 104, 224509 (2021), DOI: 10.1103/PhysRevB.104.224509

宮永崇史、朝永顕成、伊藤輝、向井寛人、蔡兆申

Ultrastrong Tunable Coupler Between Superconducting LC Resonators

Phys. Rev. Applied 16, 064041(2021), DOI: 10.1103/ PhysRevApplied.16.064041

吉岡輝昭、蔡兆申

Fast unconditional initialization for superconducting qubit and resonator using quantum-circuit refrigerator

Appl. Phys. Lett. 119, 124003 (2021), DOI: 10.1063/5.0057894

Dengke Zhang、蔡兆申

Magnetic-Free Traveling-Wave Nonreciprocal Superconducting Microwave Components

Phys. Rev. Applied 15, 064013 (2021), DOI: 10.1103/PhysRevApplied.15.064013

■ その他著作物

【2025】

寺井弘高、金鮮美、山下太郎、猪股邦宏、仙場浩一

窒化物超伝導量子ビットの開発

表面と真空、2025/3/10

【2023】

齊藤志郎

超伝導量子回路を用いた量子センサ

量子技術の実用化と研究開発業務への導入方法、2023/1/31

【2022】

株式会社アルバック

産学官連携の取り組み ~量子コンピュータによる技術革新に向けて~

ULVAC VALUE REPORT 2022、2022/11/30

齊藤志郎、武居弘樹

NTTの量子情報技術研究について

電気通信2022年9月号

山本剛、森貴洋

超伝導体、半導体量子コンピュータ開発の現状と課題

電気学会論文誌A(基礎・材料・共通部門)、2022/5/1

田中雅光、山梨裕希

量子コンピュータ超伝導周辺回路の現状と課題 

電気学会論文誌A(基礎・材料・共通部門)、2022/5/1

【2021】

根来誠(監修)

量子センシングハンドブック

量子センシングハンドブック、2021/3/28

L. V. Abdurakhimov、Imran Mahboob、樋田啓、角柳孝輔、齊藤志郎

ボソニック量子計算に向けた長寿命周波数可変量子ビット

NTT技術ジャーナル, 2021/3/1

齊藤志郎、後藤秀樹

新原理コンピュータへの取り組み

NTT技術ジャーナル, 2021/3/1