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Research Output

  • 236 Citations
  • 9 h-Index
  • 42 Article
  • 16 Conference contribution
  • 2 Conference article
  • 1 Review article
2020

Conceptual Design and Electromagnetic Analysis of 2 MW Fully Superconducting Synchronous Motors with Superconducting Magnetic Shields for Turbo-Electric Propulsion System

Sugouchi, R., Honda, H., Hase, Y., Shuto, M., Konno, M., Izumi, T., Komiya, M., Miura, S., Iwakuma, M., Yoshida, K., Sasayama, T., Yoshida, T., Yamamoto, K. & Sasamori, Y., Jun 2020, In : IEEE Transactions on Applied Superconductivity. 30, 4, 9001263.

Research output: Contribution to journalArticle

Conceptual Design and Numerical Analysis of 10 MW Fully Superconducting Synchronous Generators Installed with a Novel Casing Structure

Komiya, M., Sugouchi, R., Sasa, H., Miura, S., Iwakuma, M., Yoshida, T., Sasayama, T., Yamamoto, K., Tomioka, A., Konno, M. & Izumi, T., Jun 2020, In : IEEE Transactions on Applied Superconductivity. 30, 4, 9076878.

Research output: Contribution to journalArticle

Conceptual Design of Superconducting Induction Motors Using REBa2Cu3Oy Superconducting Tapes for Electric Aircraft

Ozaki, K., Doi, Y., Yoshida, K., Miura, S., Sasayama, T., Yoshida, T., Yamamoto, K., Iwakuma, M., Kawagoe, A., Tomioka, A., Konno, M. & Izumi, T., Jun 2020, In : IEEE Transactions on Applied Superconductivity. 30, 4, 8984315.

Research output: Contribution to journalArticle

Properties of magnetometer utilizing high-Tc superconducting coil and inductance modulation scheme

Yamashita, S., Matsuo, M., Yoshida, T., Sasayama, T. & Enpuku, K., May 15 2020, In : Journal of Magnetism and Magnetic Materials. 502, 166525.

Research output: Contribution to journalArticle

Wash-free detection of biological target using cluster formation of magnetic markers

Akiyoshi, K., Yoshida, T., Sasayama, T., Elrefai, A. L., Hara, M. & Enpuku, K., Apr 15 2020, In : Journal of Magnetism and Magnetic Materials. 500, 166356.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2019

Design study of 10 mw rebco fully superconducting synchronous generator for electric aircraft

Komiya, M., Aikawa, T., Sasa, H., Miura, S., Iwakuma, M., Yoshida, T., Sasayama, T., Tomioka, A., Konno, M. & Izumi, T., Aug 2019, In : IEEE Transactions on Applied Superconductivity. 29, 5, 8675517.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Eddy Current Testing Using Square-wave Inverter for Thickness Inspection of Steel Plate

Sasayama, T. & Enpuku, K., Jan 1 2019, In : Sensors and Materials. 31, 10, p. 3023-3032 10 p.

Research output: Contribution to journalArticle

Open Access

Effects of size and anisotropy of magnetic nanoparticles associated with dynamics of easy axis for magnetic particle imaging

Ota, S., Matsugi, Y., Nakamura, T., Takeda, R., Takemura, Y., Kato, I., Nohara, S., Sasayama, T., Yoshida, T. & Enpuku, K., Mar 15 2019, In : Journal of Magnetism and Magnetic Materials. 474, p. 311-318 8 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Low-frequency eddy current testing using HTS coil driven by PWM inverter

Sasayama, T. & Enpuku, K., Jan 1 2019, In : International Journal of Applied Electromagnetics and Mechanics. 59, 4, p. 1275-1282 8 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
1 Citation (Scopus)

Numerical analysis on the influence of armature winding configuration on AC loss of 10 MW fully superconducting generators of electric aircrafts

Komiya, M., Aikawa, T., Yoshida, K., Miura, S., Iwakuma, M., Yoshida, T., Sasayama, T., Tomioka, A., Konno, M. & Izumi, T., Oct 15 2019, In : Journal of Physics: Conference Series. 1293, 1, 012074.

Research output: Contribution to journalConference article

Open Access

Optimal Frequency of Low-Frequency Eddy-Current Testing for Detecting Defects on the Backside of Thick Steel Plates

Yoshimura, W., Sasayama, T. & Enpuku, K., Jul 2019, In : IEEE Transactions on Magnetics. 55, 7, 8645817.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Three-dimensional detection of magnetic nanoparticles using a field-free line with weak field gradient and multiple pickup coils

Hamanaga, S., Yoshida, T., Sasayama, T., Elrefai, A. L. & Enpuku, K., Jan 1 2019, In : Japanese Journal of Applied Physics. 58, 6, 061001.

Research output: Contribution to journalArticle

Open Access
2018

Detection of Slit Defects on Backside of Steel Plate Using Low-Frequency Eddy-Current Testing

Yoshimura, W., Tanaka, R., Sasayama, T. & Enpuku, K., Nov 2018, In : IEEE Transactions on Magnetics. 54, 11, 8405746.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Detection of slit defects on backside of steel plate using low-frequency eddy-current-testing

Yoshimura, W., Tanaka, R., Sasayama, T. & Enpuku, K., Oct 24 2018, 2018 IEEE International Magnetic Conference, INTERMAG 2018. Institute of Electrical and Electronics Engineers Inc., 8508192. (2018 IEEE International Magnetic Conference, INTERMAG 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Empirical expression for DC magnetization curve of immobilized magnetic nanoparticles for use in biomedical applications

Elrefai, A. L., Sasayama, T., Yoshida, T. & Enpuku, K., May 1 2018, In : AIP Advances. 8, 5, 056803.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Improving tip position estimation accuracy of gastric tube by compensating geomagnetic field with offset coils

Sasayama, T., Gotoh, Y. & Enpuku, K., Oct 24 2018, 2018 IEEE International Magnetic Conference, INTERMAG 2018. Institute of Electrical and Electronics Engineers Inc., 8508131. (2018 IEEE International Magnetic Conference, INTERMAG 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Improving tip position-estimation performance of gastric tube by compensating geomagnetic field with offset coils

Sasayama, T., Gotoh, Y. & Enpuku, K., Nov 1 2018, In : IEEE Transactions on Magnetics. 54, 11, 8418311.

Research output: Contribution to journalArticle

Low-noise magnetometer based on inductance modulation in high-critical-temperature superconductor coil

Enpuku, K., Matsuo, M., Yoshida, Y., Yamashita, S., Sasayama, T. & Yoshida, T., Jun 2018, In : Japanese journal of applied physics. 57, 6, 060314.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Magnetometer based on transfer and modulation of magnetic flux using high-critical-temperature superconductor coils

Enpuku, K., Matsuo, M., Yoshida, Y., Yamashita, S., Sasayama, T. & Yoshida, T., Jul 26 2018, In : Journal of Physics: Conference Series. 1054, 1, 012058.

Research output: Contribution to journalConference article

2 Citations (Scopus)

Three-dimensional imaging of magnetic nanoparticles using multiple pickup coils and field-free line

Muta, M., Hamanaga, S., Tanaka, N., Sasayama, T., Yoshida, T. & Enpuku, K., Feb 2018, In : Japanese Journal of Applied Physics. 57, 2, 023002.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Three-Dimensional Magnetic Particle Imaging Utilizing Multiple Pickup Coils and Field-Free Line

Muta, M., Tsujita, Y., Matsuo, M., Sasayama, T., Yoshida, T. & Enpuku, K., Mar 9 2018, 2017 16th International Superconductive Electronics Conference, ISEC 2017. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-January. p. 1-3 3 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)
2017

A Gastric Tube Monitoring System for Clinical Applications

Sasayama, T., Gotoh, Y. & Enpuku, K., Nov 2017, In : IEEE Transactions on Magnetics. 53, 11, 7946121.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Biosensing utilizing magnetic markers and superconducting quantum interference devices

Enpuku, K., Tsujita, Y., Nakamura, K., Sasayama, T. & Yoshida, T., Mar 17 2017, In : Superconductor Science and Technology. 30, 5, 053002.

Research output: Contribution to journalReview article

14 Citations (Scopus)

Development and evaluation of tip position estimation system of gastric tube for practical applications

Sasayama, T., Gotoh, Y. & Enpuku, K., Aug 10 2017, 2017 IEEE International Magnetics Conference, INTERMAG 2017. Institute of Electrical and Electronics Engineers Inc., 8007961

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Effect of alignment of easy axes on dynamic magnetization of immobilized magnetic nanoparticles

Yoshida, T., Matsugi, Y., Tsujimura, N., Sasayama, T., Enpuku, K., Viereck, T., Schilling, M. & Ludwig, F., Apr 1 2017, In : Journal of Magnetism and Magnetic Materials. 427, p. 162-167 6 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)
2 Citations (Scopus)

Magnetic core-size distribution of magnetic nanoparticles estimated from magnetization, AC susceptibility and relaxation measurements

Elrefai, A. L., Sasayama, T., Yoshida, T. & Enpuku, K., Aug 10 2017, 2017 IEEE International Magnetics Conference, INTERMAG 2017. Institute of Electrical and Electronics Engineers Inc., 8007882

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Magnetometer exploiting inductance modulation in coils made of high-critical-temperature superconductor

Enpuku, K., Matsuo, M., Sasayama, T. & Yoshida, T., Nov 2017, In : Applied Physics Express. 10, 11, 113101.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Properties of signal caused by the Cracks on the back surface of steel plate in low frequency eddy current testing

Tanaka, R., Sasayama, T., Matsuo, M. & Enpuku, K., Aug 10 2017, 2017 IEEE International Magnetics Conference, INTERMAG 2017. Institute of Electrical and Electronics Engineers Inc., 8007648. (2017 IEEE International Magnetics Conference, INTERMAG 2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

Three-dimensional magnetic nanoparticle imaging using small field gradient and multiple pickup coils

Sasayama, T., Tsujita, Y., Morishita, M., Muta, M., Yoshida, T. & Enpuku, K., Apr 1 2017, In : Journal of Magnetism and Magnetic Materials. 427, p. 144-150 7 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)
2016

Biological applications of magnetic nanoparticles-for magnetic immunoassay and magnetic particle imaging

Yoshida, T., Sasayama, T. & Enpuku, K., Jan 1 2016, Magnetic Materials Processes and Devices 14. Bonhote, C., Gatzen, H. H., Kitamoto, Y., Zangari, G. & Osaka, T. (eds.). 2 ed. Electrochemical Society Inc., p. 39-47 9 p. (ECS Transactions; vol. 75, no. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Estimation of magnetic moment and anisotropy energy of magnetic markers for biosensing application

Enpuku, K., Sasayama, T. & Yoshida, T., May 14 2016, In : Journal of Applied Physics. 119, 18, 184902.

Research output: Contribution to journalArticle

17 Citations (Scopus)

Experimental and simulation study on inductance and equivalent resistance using equivalent circuit model and finite element method

Sasayama, T., Yanamoto, Y., Funaji, S. & Ao, T., Jan 1 2016, In : IEEJ Journal of Industry Applications. 5, 5, p. 392-397 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Improved liquid-phase detection of biological targets based on magnetic markers and high-critical-temperature superconducting quantum interference device

Ura, M., Noguchi, K., Ueoka, Y., Nakamura, K., Sasayama, T., Yoshida, T. & Enpuku, K., Jun 2016, In : IEICE Transactions on Electronics. E99C, 6, p. 669-675 7 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Measurement of iron-plate thickness using HTS coil

Ishida, T., Sasayama, T., Matsuo, M. & Enpuku, K., Jan 14 2016, 2015 15th International Superconductive Electronics Conference, ISEC 2015. Institute of Electrical and Electronics Engineers Inc., 7383469. (2015 15th International Superconductive Electronics Conference, ISEC 2015).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

New detection method of biological targets based on HTS SQUID and magnetic marker

Ura, M., Ueoka, Y., Noguchi, K., Nakamura, K., Sasayama, T., Yoshida, T. & Enpuku, K., Jan 14 2016, 2015 15th International Superconductive Electronics Conference, ISEC 2015. Institute of Electrical and Electronics Engineers Inc., 7383474. (2015 15th International Superconductive Electronics Conference, ISEC 2015).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Thickness Measurement of an Iron Plate Using Low-Frequency Eddy Current Testing with an HTS Coil

Sasayama, T., Ishida, T., Matsuo, M. & Enpuku, K., Aug 1 2016, In : IEEE Transactions on Applied Superconductivity. 26, 5, 7420626.

Research output: Contribution to journalArticle

8 Citations (Scopus)
2015
17 Citations (Scopus)

Comparison of experiment and simulation results for inductance and equivalent resistance obtained using multi-port transformer model and FEM

Sasayama, T., Yanamoto, Y., Funaji, S. & Ao, T., Jul 14 2015, 2015 IEEE International Magnetics Conference, INTERMAG 2015. Institute of Electrical and Electronics Engineers Inc., 7156803. (2015 IEEE International Magnetics Conference, INTERMAG 2015).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

13 Citations (Scopus)

Evaluation of complex harmonic signals from magnetic nanoparticles for magnetic particle imaging

Yoshida, T., Tsujimura, N., Tanabe, K., Sasayama, T. & Enpuku, K., Jul 14 2015, 2015 IEEE International Magnetics Conference, INTERMAG 2015. Institute of Electrical and Electronics Engineers Inc., 7157571. (2015 IEEE International Magnetics Conference, INTERMAG 2015).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Evaluation of Complex Harmonic Signals from Magnetic Nanoparticles for Magnetic Particle Imaging

Yoshida, T., Tsujimura, N., Tanabe, K., Sasayama, T. & Enpuku, K., Nov 1 2015, In : IEEE Transactions on Magnetics. 51, 11, 7118196.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Hysteresis loss of fractionated magnetic nanoparticles for hyperthermia application

Sasayama, T., Yoshida, T., Tanabe, K., Tsujimura, N. & Enpuku, K., Jul 14 2015, 2015 IEEE International Magnetics Conference, INTERMAG 2015. Institute of Electrical and Electronics Engineers Inc., 7157196

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Hysteresis Loss of Fractionated Magnetic Nanoparticles for Hyperthermia Application

Sasayama, T., Yoshida, T., Tanabe, K., Tsujimura, N. & Enpuku, K., Nov 1 2015, In : IEEE Transactions on Magnetics. 51, 11, 7113867.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Improving Estimation Accuracy of Nasogastric Tube Tip Position Using Predata

Sasayama, T., Gotoh, Y. & Enpuku, K., Nov 1 2015, In : IEEE Transactions on Magnetics. 51, 11, 7115141.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Improving estimation accuracy of nasogastric tube tip position using pre data

Sasayama, T., Gotoh, Y. & Enpuku, K., Jul 14 2015, 2015 IEEE International Magnetics Conference, INTERMAG 2015. Institute of Electrical and Electronics Engineers Inc., 7157195. (2015 IEEE International Magnetics Conference, INTERMAG 2015).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Measurement of hysteresis loop at the tip of the teeth of an inverter-driven squirrel-cage induction motor

Saito, K., Sasayama, T. & Nakano, M., Jul 14 2015, 2015 IEEE International Magnetics Conference, INTERMAG 2015. Institute of Electrical and Electronics Engineers Inc., 7157771. (2015 IEEE International Magnetics Conference, INTERMAG 2015).

Research output: Chapter in Book/Report/Conference proceedingConference contribution