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ISNTT2021 Symposium Oral Program
December 13, 2021 (Monday)
16:40 - 17:00

Opening Remarks

Session 1：Spin-dependent Transport in Two-dimensional Systems
17:00 - 17:50
S01-1：

Hyperfine Mediated Transport in Semiconductor Quantum Structures(Plenary)

Y. Hirayama
Tohoku University

17:55 - 18:15
S01-2：

Electrical Evaluation of Spin-orbit Interaction Coefficients Near the Persistent
Helix State in InGaAs Quantum Well
C. Zhang, Z. Fan, Q. Liao, K. Hashimoto, S. Karube, Y. Hirayama, J. Nitta,
M. Kohda
Tohoku University

18:15 - 18:35
S01-3：An Electronic Half-mirror on Quantum Hall Copropagating Spin-split
Edge Channels
T. Shimizu, T. Nakamura, A. Endo, J. Ohe, S. Katsumoto
The University of Tokyo

18:35 - 18:55
S01-4：

Quantum Limit Transport and Two-dimensional Weyl Fermions in Epitaxial
Ferromagnetic Oxide SrRuO3 Thin Films
S. Kaneta-Takada, Y. K. Wakabayashi, Y. Krockenberger, T. Nomura, Y. Kohama,
H. Irie, K. Takiguchi, S. Ohya, M. Tanaka, Y. Taniyasu, H. Yamamoto
NTT Basic Research Laboratories

December 14, 2021 (Tuesday)
Session 2：High-frequency Dynamics in 2D Materials
00:00 - 00:30
S02-1：Terahertz Physics of Graphene, Possibly the Most Nonlinear Material We
Know(Invited)

D. Turchinovich
Bielefeld University

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00:30 - 01:00
S02-2：

Valley Dynamics in Transition Metal Dichalcogenide Monolayers andHeterostructures(Invited)

T. Korn
Institut für Physik Universität Rostock

01:00 - 01:20
S02-3：

Ultrafast Time-resolved Electrical Readout of Photocurrent inGraphene Photodetector Using On-chip THz Spectroscopy
K. Yoshioka, T. Wakamura, M. Hashisaka, K. Watanabe, T. Taniguchi, N. Kumada
NTT Basic Research Laboratories

01:20 - 01:40
S02-4：

Electron-Spin-Resonance in a Proximity-coupled MoS2/Graphene Van-derWaals Heterostructure
C. H. Sharma, P. Zhao, L. Tiemann, M. Prada, R. H. Blick
Universitt Hamburg

01:40 - 02:00
S02-5：

Coherent Zone-Corner Acoustic Phonons in Transition Metal Dichalcogenide
MoSe2
I. Katayama, S. Bae, K. Matsumoto, M. Kitajima, K. Shudo, H. Raebiger, J. Takeda
Yokohama National University

02:00 - 02:20

Short Break

December 14, 2021 (Tuesday)
Session 3：Applications of Superconducting Quantum Circuits
02:20 - 02:50
S03-1：

Detecting Spin Fluorescence with a Microwave Photon Counter(Invited)

P. Bertet
CEA-Saclay

02:50 - 03:20
S03-2：A Ring Resonator-based Coupler for Enhanced Connectivity inSuperconducting Multi-qubit Networks(Invited)

R. Vijayaraghavan
Tata Institute of Fundamental Research

03:20 - 03:40
S03-3：

Josephson Traveling-wave Parametric Amplifiers with Reduced Transmission
Loss and Fabrication Complexity
C. W. S. Chang, H. Kutsuma, Y. Nakamura
The University of Tokyo

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03:40 - 04:00
S03-4：

Detection of Solid-state Defects Coupled to a Superconducting Qubit via
Critical Current Fluctuations
L. V. Abdurakhimov, I. Mahboob, H. Toida , K. Kakuyanagi, Y. Matsuzaki, S. Saito
NTT Basic Research Laboratories

December 14, 2021 (Tuesday)
Session 4：Quantum Communication
15:30 - 16:00
S04-1：

Quantum Communications: Overcoming Practical Challenges(Invited)

H.-K. Lo
University of Toronto / University of Hong Kong

16:00 - 16:20
S04-2：

Securing the Source in Quantum Key Distribution
K. Tamaki
University of Toyama / NTT Basic Research Laboratories

16:20 - 16:40
S04-3：

Hong-Ou-Mandel Interference Between Independent Light Sources for
Three-photon Time-bin Entanglement
H. P. Lo, T. Ikuta, T. Honjo, W. J. Munro, H. Takesue
NTT Basic Research Laboratories

17:00 - 19:00

Poster Session I

December 15, 2021 (Wednesday)
Session 5：Topological Phenomena and Quantum Hall physics
00:00 - 00:50
S05-1：

Dilute Magnetic Topological Insulators(Plenary)

L. W. Molenkamp
Würzburg University

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00:55 - 01:25
S05-2：

Excitonic Nature of Magnons in a Quantum Hall Ferromagnet(Invited)

P. Roulleau
CEA Saclay

01:25 - 01:45
S05-3：

Andreev Reflection of Fractional Quantum Hall Quasiparticles
M. Hashisaka, T. Jonckheere, T. Akiho, S. Sasaki, J. Rech, T. Martin, K. Muraki
NTT Basic Research Laboratories / JST, PRESTO

01:45 - 02:05
S05-4：

Transport Study of Topological Bands: Remarkable Feature in a
Thermoelectric Material
G. Eguchi , M. Taupin, M. Budnowski, A. Steiger-Thirsfeld, Y. Ishida, K. Kuroda,
S. Shin, A. Kimura, S. Paschen
TU Wien

02:05 - 02:20

Short Break

December 15, 2021 (Wednesday)
Session 6：Novel Qubits and Manipulations in Superconducting Circuits
02:20 - 02:50
S06-1：

Quantum Error Correction and Error-Transparent Gates on a Binomial
Bosonic Code(Invited)

L. SunTsinghua University

02:50 - 03:20
S06-2：

Quantum Error Correction of a Qubit Encoded in Grid States of an Oscillator(Invited)

P. Campagne-Ibarcq
National Institute for Research in Digital Science and Technology

03:20 - 03:40
S06-3：

Speed Limits for Quantum Gates with Weakly Anharmonic Qubits
S. Ashhab, F. Yoshihara, T. Fuse, N. Yamamoto, A. Lupascu, K. Semba
NICT

03:40 - 04:00
S06-4：

Enhanced Coherence of All-nitride Superconducting Qubits on a Silicon
Substrate
S. Kim, H. Terai, T. Yamashita, W. Qiu, T. Fuse, F. Yoshihara, S. Ashhab,K. Inomata, K. Semba
NICTPST(UTC-08:00)

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December 15, 2021 (Wednesday)
Session 7：Quantum Information Processing
15:30 - 16:00
S07-1：

Programmable Photonics for Quantum Information and Machine Learning(Invited)

D. EnglundMIT

16:00 - 16:20
S07-2：

Higher-order Randomized Benchmarking
Y. Nakata, D. Zhao, T. Okuda, E. Bannai, Y. Suzuki, S. Tamiya, K. Heya, Z. Yan,K. Zuo, S. Tamate, Y. Tabuchi, Y. Nakamura
The University of Tokyo / JST, PRESTO

16:20 - 16:40
S07-3：

Efficient Tomography of Microwave Photonic Cluster States
Y. Sunada, S. Kono, J. Ilves, T. Sugiyama, Y. Suzuki, T. Okubo, S. Tamate,
Y. Tabuchi, Y. Nakamura
The University of Tokyo

16:40 - 17:00

Short Break

December 15, 2021 (Wednesday)
Session 8：Quantum Optics and Optical Frequency Combs
17:00 - 17:30
S08-1：

Scalable Semiconductor Quantum and Classical Photonics(Invited)

J. Vučković
Stanford University

17:30 - 18:00
S08-2：

Towards a Quantum Optical Sampling Oscilloscope(Invited)

S. A. Diddams
NIST and University of Colorado, Boulder

18:00 - 18:20
S08-3：

Thermal Control of a Kerr Microresonator Soliton Comb via an Optical
SidebandK. Nishimoto, K. Minoshima, T. Yasui, N. Kuse
Tokushima University

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18:20 - 18:40
S08-4：

Optical Transmission Using Stokes Light
S. Sugawara, S. Tanaka, S. Fujii, H. Kumazaki, S. Tasaka, S. Kawanishi, T. Tanabe
Keio University

18:40 - 19:00
S08-5：

Frequency and Time Domain Measurements of 167Er3+:Y2SiO5 by Stabilizing theOptical Frequency Using a Fiber Laser Comb
S. Yasui, M. Hiraishi, A. Ishizawa, H. Omi, R. Kaji, S. Adachi, T. Tawara
NTT Basic Research Laboratories / Hokkaido University

December 16, 2021 (Thursday)
Session 9：Optical Lattice Clocks and Precision Measurements
00:00 - 00:50
S09-1：

Transportable Optical Lattice Clocks to Test and Use Gravitational Redshift(Plenary)

H. Katori
The University of Tokyo / RIKEN

00:55 - 01:15
S09-2：Frequency Stability of a Cryogenic Silicon Optical Resonator with CrystallineMirror Coatings
J. Yu, T. Legero, F. Riehle, D. Nicolodi, D. Kedar, J. Robinson, E. Oelker,
J. Ye, U. Sterr
PTB

01:15 - 01:35
S09-3：

Calibrating International Time and Tracing the Frequency of NICT-Sr1 to
Remote Primary Frequency Standards
N. Nemitz, T. Gotoh, H. Ito, Y. Hanado, T. Ido, H. Hachisu
NICT

December 16, 2021 (Thursday)
02:00 - 04:00

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Poster Session IIPST(UTC-08:00)

December 16, 2021 (Thursday)
Session 10：Advanced Physics in Atomic-layer-engineered Graphene
15:30 - 16:20
S10-1：The Magic of Moiré Quantum Matter(Plenary)

P. Jarillo-HerreroMIT

16:25 - 16:45
S10-2：

Towards Scalable Growth of Hexagonal Boron Nitride/Graphene VerticalHeterostructure
S. Wang, J. Crowther, H. Kageshima, H. Hibino, Y. Taniyasu
NTT Basic Research Laboratories

16:45 - 17:05
S10-3：

Observation of Flat Band in Millimeter-scale Magic-angle Twisted Bilayer
Graphene
W. Norimatsu, K. Sato, T. Ito, K. Nakagahara, K. Wakabayashi, H. Hibino
Nagoya University

17:05 - 17:20

Short Break

December 16, 2021 (Thursday)
Session 11：Superconductivity and Novel Materials
17:20 - 17:50
S11-1：

Towards Ambient Superconductivity: Novel Hydrogen-Rich Materials(Invited)

R. DiasUniversity of Rochester

17:50 - 18:20
S11-2：

Molecular Beam Epitaxy of Novel Materials(Invited)

S. Stemmer
University of California

18:20 - 18:40
S11-3：

Growth of Ba1–xKxFe2As2 Epitaxial Thin Films by MBE
D. Qin, K. Iida, C. Tarantini, T. Hatano, C. Wang, Z. Guo, H. Gao, H. Saito, S. Hata,
A. Yamamoto, M. Naito
Tokyo University of Agriculture and Technology / JST CREST

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18:40 - 19:00
S11-4：

Tunnel Spectroscopy of Atomically Thin NbSe2 Superconducting Films
Carrying a Supercurrent
A. Kanda, H. Tomori, R. Yanai, L. Haoyun, M. Ishikawa, T. Taniguchi, K. Watanabe,
M. Hayashi
University of Tsukuba

December 17, 2021 (Friday)
Session 12：Thermodynamics and Optics in Low-dimensional Systems
00:00 - 00:30
S12-1：

Extrinsic Thermoelectric Response of Coherent Conductors(Invited)R. Sánchez
Universidad Autónoma de Madrid

00:30 - 00:50
S12-2：

Observation of Seebeck Effect in a Silicon Electron Box by Electron Counting
Statistics
K. Chida, A. Fujiwara, K. Nishiguchi
NTT Basic Research Laboratories

00:50 - 01:20
S12-3：

Single-Photon Emission from Moving Quantum Dots Driven by a Surface
Acoustic Wave

(Invited)

C. J. B. Ford
University of Cambridge

01:20 - 01:40
S12-4：

Resonance Fluorescence Dynamics of an Acoustically Modulated Quantum
Dot
M. Weiß, D. Wigger, M. Lienhart, M. Nägele, J. Finley, T. Kuhn,P. Machnikowski,
H. Krenner
Augsburg University / University of Münster

01:40 - 02:00

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Short BreakPST(UTC-08:00)

December 17, 2021 (Friday)
Session 13：Optomechanics and Spinmechanics
02:00 - 02:30
S13-1：

Hybrid Optomechanical Systems : Coupling a Single Two-level System with aMechanical Oscillator(Invited)

J.-P. Poizat
Univ. Grenoble Alpes, CNRS

02:30 - 03:00
S13-2：GHz Optomechanics with Microcavity Polaritons(Invited)Paulo V. Santos
Paul-Drude-Institut für Festkörperelektronik

03:00 - 03:20
S13-3：

Cavity-enhanced Coherent Magnon-phonon Transduction
with Surface Acoustic Waves
D. Hatanaka, M. Asano, H. Okamoto, Y. Kunihashi, H. Sanada, H. Yamaguchi
NTT Basic Research Laboratories

03:20 - 03:30

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Closing