Members

Name

    Yu Saito (CV)

Links

    Google Scholar Profile Researcher ID ORCID Research Gate Mendeley LinkedeIn Research Map My personal homepage

Contact Information

    Department of Applied Physics, Graduate School of Engineering
    The University of Tokyo
    Hongo 7-3-1, Bunkyo-ku, Tokyo, 113-8656, Japan
    Phone: +81-3-5841-6822
    E-mail: saitomp.t.u-tokyo.ac.jp

Education

    Doctor of Philosophy (Ph.D.) in Engineering, expected March 2018
    The University of Tokyo

    Master of Engineering, March 2015
    The University of Tokyo
    Thesis: Superconductivity in Ion-gated Two-dimensional Materials
    Advisor: Yoshihiro Iwasa

    Bachelor of Engineering, March 2013
    The University of Tokyo
    Thesis: Nano Interface Phase Transition Device with Layered Thin Films
    Advisor: Yoshihiro Iwasa

Research Area

    Quantum transport in two-dimensional materials, Electric-field-induced superconductivity

Professional Memberships

  • The Physical Society of Japan
  • American Physical Society

Honors and Awards

  • Research Fellowship for Young Scientists, Japan Society for the Promotion of Science (JSPS), 2015 – present
  • Tanaka Shouji Award (Distinguished Master's Thesis Award) in 2015
  • Distinguished Bachelor’s Thesis Award in 2013

Review Articles

  1. Highly crystalline 2D superconductors
    Y. Saito, T. Nojima, Y. Iwasa
    Nature Reviews Materials 2, 16094 (2016). [View Only]
  2. Gate-induced superconductivity in two-dimensional atomic crystals
    Y. Saito, T. Nojima, Y. Iwasa
    Superconductor Science and Technology (SUST) 29, 093001 (2016).

Peer-reviewed Original Papers

  1. Nonreciprocal charge transport in noncentrosymmetric superconductors
    R. Wakatsuki*, Y. Saito*, S. Hoshino, Y. M. Itahashi, T. Ideue, M. Ezawa, Y. Iwasa and N. Nagaosa
    (*equal contribution)
    Science Advances, 3, e1602390 (2017).
  2. Gate-tuned thermoelectric power in black phosphorus
    Y. Saito*, T. Iizuka*, T. Koretsune, R. Arita, S. Shimizu and Y. Iwasa
    (*equal contribution)
    Nano Letters, 16, 4819-4824 (2016).
  3. Gate-optimized thermoelectric power factor in ultrathin WSe2 single crystals
    M. Yoshida, T. Iizuka, Y. Saito, M. Onga, R. Suzuki, Y. J. Zhang, Y. Iwasa, S. Shimizu
    Nano Letters, 16, 2061-2065 (2016).
  4. Superconductivity protected by spin-valley locking in ion-gated MoS2
    Y. Saito, Y. Nakamura, M. S. Bahramy, Y. Kohama, J. T. Ye, Y. Kasahara, Y. Nakagawa, M. Onga, M. Tokunaga, T. Nojima, Y. Yanase and Y. Iwasa
    Nature Physics 12, 144-149 (2016).   (arXiv: 1506.04146)
  5. Metallic ground state in an ion-gated two-dimensional superconductor
    Y. Saito, Y. Kasahara, J. T. Ye, Y. Iwasa and T. Nojima
    Science 350, 409-413 (2015).   (arXiv: 1511.03266)
  6. Superconductivity series in transition metal dichalcogenides by ionic gating
    W. Shi, J. T. Ye, Y. J. Zhang, R. Suzuki, M. Yoshida, J. Miyazaki, N. Inoue, Y. Saito and Y. Iwasa
    Scientific Reports 5, 12534 (2015).
  7. Ambipolar insulator-to-metal transition in black phosphorus by ionic-liquid gating
    Y. Saito and Y. Iwasa
    ACS Nano 9, 3192-3198 (2015).   (arXiv: 1505.04859)

Invited Talks

  1. 2D crystalline superconductors with broken inversion symmetry.
    28th International Conference on Low Temperature Physics (LT28), Gothenburg, Sweden, August 11th, 2017
  2. 2D crystalline superconductors based on transition metal dichalcogenides.
    EMN Lyon meeting on 2D materials, Lyon, France, August 8th, 2017
  3. Highly crystalline 2D superconductors.
    CEMS Topical Meeting on Emergent 2D Materials 2017, Tokyo, Japan, July 21th, 2017
  4. Highly crystalline 2D superconductors.
    YITP Workshop: Cutting-edge of superconductivity, Kyoto, Japan, June 19th, 2017
  5. Highly crystalline 2D superconductors protected by spin-valley locking.
    IEEE International Magnetics Conference INTERMAG Europe 2017, Dublin, Ireland, April 28th, 2017
  6. 2D superconductors without inversion symmetry.
    CEMS Topical Meeting on Emergent Superconductivity under Extreme Condition, Tokyo, Japan, January 17th, 2017
  7. Highly-crystalline 2D superconductors and beyond.
    29th International Symposium on Superconductivity (ISS2016), Tokyo, Japan, December 15th, 2016
  8. Ion-gated interface superconductivity in two-dimensional layered materials
    Nordita program PILS 2015 Physics of Interfaces and Layered Structures (PILS 2015), Stockholm, Sweden, August 11th, 2015

International Conferences

first/presenting author only
(Contributed oral presentations)
  1. Ion-gated 2D crystalline superconductors with broken inversion symmetry
    Y. Saito, Y. Itahahsi, T. Ideue and Y. Iwasa
    XXVI International Materials Research Congress 2017: Inorganic Analogues to Graphene, CSA.5-O007, Cancun, Mexico, August 24th, 2017
  2. Nonreciprocal transport in superconducting MoS2
    Y. Saito, R. Wakatsuki, S. Hoshino, T. Ideue, M. Ezawa, Y. Iwasa and N. Nagaosa
    American Physical Society (APS) March Meeting 2017, L31-00010, New Orleans, LA, USA, March 2017
  3. Griffiths singularity of quantum phase transition in ion-gated ZrNCl
    Y. Saito, T. Nojima and Y. Iwasa
    American Physical Society (APS) March Meeting 2016, S15-00003, Baltimore, MD, USA, March 2016
  4. Metallic ground state in an ion-gate two-dimensional superconductor.
    Y. Iwasa, Y. Saito, Y. Kasahara, J. T. Ye and T. Nojima (代理講演)
    American Physical Society (APS) March Meeting 2015, Q20-00011, San Antonio, TX, USA, March 2015
  5. Large upper critical field in ion-gated MoS2 superconductivity.
    Y. Saito, Y. Kohama, J. T. Ye, Y. Kasahara, M. Tokunaga and Y. Iwasa
    American Physical Society (APS) March Meeting 2015, G11-00011, San Antonio, TX, USA, March 2015
  6. Two-dimensionality in electric-field-induced superconductivity.
    Y. Saito, J. T. Ye, Y. J. Zhang, Y. Kasahara, T. Nojima and Y. Iwasa
    American Physical Society (APS) March Meeting 2014, T52-00008, Denver, CO, USA, March 2014
(Poster presentations)
  1. Electric and thermoelectric properties in ion-gated black phosphorus
    Y. Saito, T. Iizuka, T. Koretsune, R. Arita and Y. Iwasa
    XXVI International Materials Research Congress 2017: Inorganic Analogues to Graphene, CSA.5-O007, Cancun, Mexico, August 23th, 2017
  2. Cooper pairing protected by spin-valley locking in two-dimensional superconductivity on MoS2.
    Y. Saito, Y. Nakamura, M. S. Bahramy, Y. Kohama, J. T. Ye, Y. Kasahara, M. Tokunaga, T. Nojima, Y. Yanase and Y. Iwasa
    American Physical Society (APS) March Meeting 2016, T1-00037, Baltimore, MD, USA, March 2016
  3. Quantum creep in a highly crystalline two-dimensional superconductor.
    Y. Saito, Y. Kasahara, J. T. Ye, Y. Iwasa and T. Nojima
    American Physical Society (APS) March Meeting 2016, T1-00206, Baltimore, MD, USA, March 2016
  4. Exotic superconducting states in ion-gated two-dimensional materials.
    Y. Saito, Y. Nakamura, M. S. Bahramy, Y. Kohama, Y. Kasahara, M. Tokunaga, T. Nojima, Y. Yanase and Y. Iwasa
    11th International Conference on Materials & Mechanism of Superconductivity (M2S), J005, Geneva, Switzerland, August 2015
  5. Interface superconductivity protected by valley-spin polarization in gate-tuned MoS2.
    Y. Saito, Y. Nakamura, M. S. Bahramy, Y. Kohama, Y. Kasahara, M. Tokunaga, T. Nojima, Y. Yanase and Y. Iwasa
    21st International Conference on Electronic Properties of Two-Dimensional Systems/17th International Conference on Modulated Semiconductor Structures (EP2DS21/MSS-17 Joint conference), Th-PE-LN5, Sendai, Japan, July 2015
  6. Ambipolar insulator-to-metal transition and electric-field-control thermoelectric properties in black phosphorus
    Y. Saito, T. Iizuka and Y. Iwasa
    The 16th International Conference on the Science and Application of Nanotubes (NT15), P110, Nagoya, Japan, June 2015
  7. Asymmetric capacitance and ambipolar metal insulator transition in black phosphorus.
    Y. Saito and Y. Iwasa
    American Physical Society (APS) March Meeting 2015, H1-00234, San Antonio, TX, USA, March 2015

International Symposiums/Workshops

first/presenting author only
(Poster presentations)
  1. Enhanced upper critical field and nonreciprocal transport in superconducting MoS2.
    Y. Saito, R. Wakatsuki, S. Hoshino, T. Ideue, M. Ezawa, Y. Iwasa and N. Nagaosa
    CEMS-QPEC Symposium on Emergent Quantum Materials, Tokyo, Japan, January 2017
  2. Quantum Griffiths singularity and associated quantum metal in highly-crystalline two-dimensional superconductors.
    Y. Saito, T. Nojima and Y. Iwasa
    FET2016, International Workshop on Field-Effect Transistors and Functional Interfaces, Minneapolis, MN, USA, August 2016
  3. Noncentrosymmetric quasi-single-layer superconductivity in electrolyte-gated MoS2.
    Y. Saito, Y. Nakamura, M. S. Bahramy, Y. Kohama, Y. Kasahara, M. Tokunaga, T. Nojima, Y. Yanase and Y. Iwasa
    CEMS International Symposium on Supramolecular Chemistry & Functional Materials 2016, P-05, Tokyo, Japan, January 2016
  4. Two-dimensional superconductivity protected by spin-valley locking in ion-gated MoS2.
    Y. Saito, Y. Nakamura, M. S. Bahramy, Y. Kohama, Y. Kasahara, M. Tokunaga, T. Nojima, Y. Yanase and Y. Iwasa
    CEMS Topical Meeting on Emergent 2D Materials, P-01, Wako, Japan, December 2015
  5. Electron transport in ion-gated black phosphorus.
    Y. Saito, T. Iizuka, T. Koretsune, R. Arita and Y. Iwasa
    CEMS Topical Meeting on Emergent 2D Materials, P-02, Wako, Japan, December 2015
  6. Exotic phenomena in ion-gated two-dimensional superconductors.
    Y. Saito, Y. Nakamura, M. S. Bahramy, Y. Kohama, Y. Kasahara, M. Tokunaga, T. Nojima, Y. Yanase and Y. Iwasa
    PILS 2015, Physics of Interfaces and Layered Structures, Stockholm, Sweden, August 2015
  7. Exploratory novel properties and materials of electric-field-induced superconductors.
    Y. Saito, J. T. Ye, Y. Kasahara, T. Nojima and Y. Iwasa
    FET2014, International Workshop on Field-Effect Transistors and Functional Interfaces, Poster10, Kashiwa, Japan, October 2014
  8. Two dimensional superconducting phase in gate induced superconductivity with quantum dynamics.
    Y. Saito, J. T. Ye, Y. Kasahara, T. Nojima and Y. Iwasa
    The 6th Indo-Japan Seminar Physics and Design of Multi-Functional Correlated Materials, P28, Tokyo, Japan, March 2014
  9. Two-dimensionality in electric-field-induced superconductivity.
    Y. Saito, J. T. Ye, Y. J. Zhang, Y. Kasahara, T. Nojima and Y. Iwasa
    FIRST International Symposium on “ Topological Quantum Technology ”, P23, Tokyo, Japan, January 2014
  10. Two-dimensionality in electric-field-induced superconductivity.
    Y. Saito, J. T. Ye, Y. J. Zhang, Y. Kasahara, T. Nojima and Y. Iwasa
    RIKEN-APW joint workshop “Highlights in condensed matter physics”, P29, Wako, Japan, January 2014

Theses

  • "Superconductivity in Ion-gated Two-dimensional Materials"
    Master thesis, Department of Applied Physics, the University of Tokyo, March 2015
  • "Nano Interface Phase Transition Device with Layered Thin Films"
    Bachelor thesis, Department of Applied Physics, the University of Tokyo, March 2013

Teaching Assistant

  • Statistical Thermodynamics (2013-2014)
  • Physical Mathematics (2013-2014)