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Author

  • Yusuke Kosuga
2019

Estimation of particle flux driven by coherent mode using of statistical conditional averaging

Kawachi, Y., Inagaki, S., Hasamada, K., Yamasaki, K., Kin, F., Kosuga, Y., Sasaki, M., Nagashima, Y., Kasuya, N., Yamada, T., Zhang, B. & Fujisawa, A., Jan 1 2019, In : Plasma and Fusion Research. 14, 1402090.

Research output: Contribution to journalArticle

Open Access
2016

Structure formation in parallel ion flow and density profiles by cross-ferroic turbulent transport in linear magnetized plasma

Kobayashi, T., Inagaki, S., Kosuga, Y., Sasaki, M., Nagashima, Y., Yamada, T., Arakawa, H., Kasuya, N., Fujisawa, A., Itoh, S. I. & Itoh, K., Oct 1 2016, In : Physics of Plasmas. 23, 10, 102311.

Research output: Contribution to journalArticle

9 Citations (Scopus)
2020

Flow helicity of wavy plasma turbulence

Kosuga, Y., Sasaki, M. & Guo, Z. B., Feb 1 2020, In : Physics of Plasmas. 27, 2, 022303.

Research output: Contribution to journalArticle

2014

Ion temperature gradient driven turbulence with strong trapped ion resonance

Kosuga, Y., Itoh, S. I., Diamond, P. H., Itoh, K. & Lesur, M., Oct 1 2014, In : Physics of Plasmas. 21, 10, 102303.

Research output: Contribution to journalArticle

8 Citations (Scopus)
2013

Transport of radial heat flux and second sound in fusion plasmas

Gürcan, Ö. D., Diamond, P. H., Garbet, X., Berionni, V., Dif-Pradalier, G., Hennequin, P., Morel, P., Kosuga, Y. & Vermare, L., Feb 1 2013, In : Physics of Plasmas. 20, 2, 022307.

Research output: Contribution to journalArticle

8 Citations (Scopus)
2015

Evaluation of non-linear mode coupling during end-plate biasing experiment in PANTA

Kin, F., Yamada, T., Inagaki, S., Arakawa, H., Nagashima, Y., Kasuya, N., Fujisawa, A., Nakanishi, K., Kono, H., Mizokami, T., Sasaki, M., Lesur, M., Kosuga, Y., Itoh, K. & Itoh, S. I., Jan 1 2015, In : Plasma and Fusion Research. 10, 3401043.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2014

End plate biasing experiments in linear magnetized plasmas

Yamada, T., Shigeru, I., Kobayashi, T., Nagashima, Y., Mitsuzono, T., Miwa, Y., Nakanishi, K., Fujino, H., Sasaki, M., Kasuya, N., Lesur, M., Kosuga, Y., fujisawa, A., Itoh, S. & Itoh, K., Nov 1 2014, In : Nuclear Fusion. 54, 11, 114010.

Research output: Contribution to journalArticle

7 Citations (Scopus)
2013

Progress on theoretical issues in modelling turbulent transport

Kosuga, Y., Diamond, P. H., Wang, L., Gürcan, Ö. D. & Hahm, T. S., Apr 1 2013, In : Nuclear Fusion. 53, 4, 043008.

Research output: Contribution to journalArticle

10 Citations (Scopus)
2019
2015

Azimuthal inhomogeneity of turbulence structure and its impact on intermittent particle transport in linear magnetized plasmas

Kobayashi, T., Inagaki, S., Sasaki, M., Kosuga, Y., Arakawa, H., Yamada, T., Nagashima, Y., Miwa, Y., Kasuya, N., Fujisawa, A., Itoh, S. I. & Itoh, K., Nov 2015, In : Physics of Plasmas. 22, 11, 112301.

Research output: Contribution to journalArticle

6 Citations (Scopus)
2014

Nonlinear current-driven ion-acoustic instability driven by phase-space structures

Lesur, M., Diamond, P. H. & Kosuga, Y., Jul 2014, In : Plasma Physics and Controlled Fusion. 56, 7, 075005.

Research output: Contribution to journalArticle

23 Citations (Scopus)
2019

Roles of solitary eddy and splash in drift wave-zonal flow system in a linear magnetized plasma

Arakawa, H., Sasaki, M., Inagaki, S., Kosuga, Y., Kobayashi, T., Kasuya, N., Yamada, T., Nagashima, Y., Kin, F., Fujisawa, A., Itoh, K. & Itoh, S. I., May 1 2019, In : Physics of Plasmas. 26, 5, 052305.

Research output: Contribution to journalArticle

Open Access
2020

Formation of radially elongated flow leading to onset of type-III edge localized modes in toroidal plasmas

Cheng, J., Dong, J. Q., Itoh, K., Itoh, S. I., Yan, L. W., Xu, J. Q., Jiang, M., Huang, Z. H., Zhao, K. J., Shi, Z. B., Zhong, W. L., Inagaki, S., Kobayashi, T., Ida, K., Kosuga, Y., Sasaki, M., Han, M. K., Wang, Z. X., Xu, M. & Xu, Y., Jan 1 2020, In : Nuclear Fusion. 60, 4, 046021.

Research output: Contribution to journalArticle

2018

Symmetry-breaking of turbulence structure and position identification in toroidal plasmas

Itoh, K., Itoh, S. I., Nagashima, Y., Yamada, T., Kosuga, Y. & Fujisawa, A., Jan 1 2018, In : Plasma and Fusion Research. 13, 1102113.

Research output: Contribution to journalArticle

Open Access
2015

The plasma E × B staircase: Turbulence self-regulation through spontaneous flow patterning

Dif-Pradalier, G., Hornung, G., Ghendrih, P., Clairet, F., Diamond, P. H., Sarazin, Y., Vermare, L., Abiteboul, J., Cartier-Michaud, T., Ehrlacher, C., Estève, D., Garbet, X., Grandgirard, V., Gürcan, D., Hennequin, P., Kosuga, Y., Latu, G., Morel, P., Norscini, C. & Sabot, R., Jan 1 2015.

Research output: Contribution to conferencePaper

1 Citation (Scopus)

Finding the Elusive E×B Staircase in Magnetized Plasmas

Dif-Pradalier, G., Hornung, G., Ghendrih, P., Sarazin, Y., Clairet, F., Vermare, L., Diamond, P. H., Abiteboul, J., Cartier-Michaud, T., Ehrlacher, C., Estève, D., Garbet, X., Grandgirard, V., Gürcan, O. D., Hennequin, P., Kosuga, Y., Latu, G., Maget, P., Morel, P., Norscini, C. & 2 others, Sabot, R. & Storelli, A., Feb 27 2015, In : Physical review letters. 114, 8, 085004.

Research output: Contribution to journalArticle

49 Citations (Scopus)
2013

An overview of intrinsic torque and momentum transport bifurcations in toroidal plasmas

Diamond, P. H., Kosuga, Y., Gürcan, O. D., McDevitt, C. J., Hahm, T. S., Fedorczak, N., Rice, J. E., Wang, W. X., Ku, S., Kwon, J. M., Dif-Pradalier, G., Abiteboul, J., Wang, L., Ko, W. H., Shi, Y. J., Ida, K., Solomon, W., Jhang, H., Kim, S. S., Yi, S. & 4 others, Ko, S. H., Sarazin, Y., Singh, R. & Chang, C. S., Oct 1 2013, In : Nuclear Fusion. 53, 10, 104019.

Research output: Contribution to journalReview article

70 Citations (Scopus)
2019

Ion temperature measurement by laser-induced fluorescence spectroscopy in panta

Arakawa, H., Inagaki, S., Kosuga, Y., Sasaki, M., Kin, F., Hasamada, K., Yamasaki, K., Kobayashi, T., Yamada, T., Nagashima, Y., Fujisawa, A., Kasuya, N., Itoh, K. & Itoh, S. I., Oct 1 2019, In : IEEJ Transactions on Electrical and Electronic Engineering. 14, 10, p. 1450-1454 5 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Parallel flow driven instability due to toroidal return flow in high-confinement mode plasmas

Sasaki, M., Itoh, K., Kosuga, Y., Dong, J. Q., Inagaki, S., Kobayashi, T., Cheng, J., Zhao, K. J. & Itoh, S. I., May 20 2019, In : Nuclear Fusion. 59, 6, 066039.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2017

How turbulence fronts induce plasma spin-up

Kosuga, Y., Itoh, S. I., Diamond, P. H. & Itoh, K., Mar 29 2017, In : Physical Review E. 95, 3, 031203.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Multiple-instabilities in magnetized plasmas with density gradient and velocity shears

Sasaki, M., Kasuya, N., Toda, S., Yamada, T., Kosuga, Y., Arakawa, H., Kobayashi, T., Inagaki, S., Fujisawa, A., Nagashima, Y., Itoh, K. & Itoh, S. I., Jan 1 2017, In : Plasma and Fusion Research. 12, 1401042.

Research output: Contribution to journalArticle

4 Citations (Scopus)

How pattern is selected in drift wave turbulence: Role of parallel flow shear

Kosuga, Y., Dec 1 2017, In : Physics of Plasmas. 24, 12, 122305.

Research output: Contribution to journalArticle

6 Citations (Scopus)

On the p scaling of intrinsic rotation in C-Mod plasmas with edge transport barriers

Rice, J. E., Hughes, J. W., Diamond, P. H., Cao, N., Chilenski, M. A., Hubbard, A. E., Irby, J. H., Kosuga, Y., Lin, Y., Metcalf, I. W., Reinke, M. L., Tolman, E. A., Victora, M. M., Wolfe, S. M. & Wukitch, S. J., Jul 28 2017, In : Nuclear Fusion. 57, 11, 116004.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Enhancement and suppression of turbulence by energetic-particle-driven geodesic acoustic modes

Sasaki, M., Itoh, K., Hallatschek, K., Kasuya, N., Lesur, M., Kosuga, Y. & Itoh, S. I., Dec 1 2017, In : Scientific reports. 7, 1, 16767.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Coexistence of driftwaves and d'angelo modes at different position and frequency in linear plasma device

Dupertuis, N., Inagaki, S., Nagashima, Y., Kosuga, Y., Kin, F., Kobayashi, T., Kasuya, N., Sasaki, M., Fujisawa, A., Tran, M. Q., Itoh, S. I. & Itoh, K., Jan 1 2017, In : Plasma and Fusion Research. 12, 1201008.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Nonlinear coupling of driftwaves and high frequency fluctuation on PANTA

Hasamada, K., Kosuga, Y., Kin, F., Inagaki, S., Nagashima, Y., Kobayashi, T., Sasaki, M., Kasuya, N., Yamasaki, K., Itoh, S. I., Itoh, K. & Fujisawa, A., Jan 1 2017, In : Plasma and Fusion Research. 12, 1201034.

Research output: Contribution to journalArticle

2012

Drift hole structure and dynamics with turbulence driven flows

Kosuga, Y. & Diamond, P. H., Jul 1 2012, In : Physics of Plasmas. 19, 7, 072307.

Research output: Contribution to journalArticle

14 Citations (Scopus)
2015

Turbulence elasticity: A key concept to a unified paradigm of L→I→H transition

Guo, Z. B., Diamond, P. H., Kosuga, Y. & Gürcan, D., Apr 1 2015, In : Nuclear Fusion. 55, 4, 043022.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2014

Turbulence elasticity - A new mechanism for transport barrier dynamics

Guo, Z. B., Diamond, P. H., Kosuga, Y. & Gürcan, Ö. D., Sep 2014, In : Physics of Plasmas. 21, 9, 090702.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Elasticity in drift-wave-zonal-flow turbulence

Guo, Z. B., Diamond, P. H., Kosuga, Y. & Gürcan, Ö. D., Apr 4 2014, In : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 89, 4, 041101.

Research output: Contribution to journalArticle

8 Citations (Scopus)
2016

A branch of energetic-particle driven geodesic acoustic modes due to magnetic drift resonance

Sasaki, M., Kasuya, N., Itoh, K., Hallatschek, K., Lesur, M., Kosuga, Y. & Itoh, S. I., Oct 1 2016, In : Physics of Plasmas. 23, 10, 102501.

Research output: Contribution to journalArticle

12 Citations (Scopus)
2014

Identification of quasi-periodic nonlinear waveforms in turbulent plasmas

Inagaki, S., Miwa, Y., Kobayashi, T., Yamada, T., Nagashima, Y., Mitsuzono, T., Fujino, H., Sasaki, M., Kasuya, N., Lesur, M., Kosuga, Y., Fujisawa, A., Itoh, S. I. & Itoh, K., Jan 1 2014, In : Plasma and Fusion Research. 9, 1201016.

Research output: Contribution to journalArticle

7 Citations (Scopus)
2018

Nonlinear characteristics of mediator and streamer in linear magnetized plasmas

Kin, F., Fujisawa, A., Itoh, K., Kosuga, Y., Sasaki, M., Yamada, T., Inagaki, S., Itoh, S. I., Kobayashi, T., Nagashima, Y., Kasuya, N., Arakawa, H., Yamasaki, K. & Hasamada, K., Jan 1 2018, 45th EPS Conference on Plasma Physics, EPS 2018. Berndt, J., Coda, S., Lapenta, G., Michaut, C., Weber, S. & Mantsinen, M. (eds.). European Physical Society (EPS), p. 565-568 4 p. (45th EPS Conference on Plasma Physics, EPS 2018; vol. 2018-July).

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

2016

Eddy, drift wave and zonal flow dynamics in a linear magnetized plasma

Arakawa, H., Inagaki, S., Sasaki, M., Kosuga, Y., Kobayashi, T., Kasuya, N., Nagashima, Y., Yamada, T., Lesur, M., Fujisawa, A., Itoh, K. & Itoh, S. I., Sep 15 2016, In : Scientific reports. 6, 33371.

Research output: Contribution to journalArticle

14 Citations (Scopus)
2013

How the propagation of heat-flux modulations triggers E×B flow pattern formation

Kosuga, Y., Diamond, P. H. & Gürcan, O. D., Mar 6 2013, In : Physical review letters. 110, 10, 105002.

Research output: Contribution to journalArticle

16 Citations (Scopus)
2016

Improvement of the reynolds stress probe for end-plate biasing experiments in a cylindrical laboratory plasma

Kanzaki, T., Nagashima, Y., Inagaki, S., Kin, F., Miwa, Y., Sasaki, M., Yamada, T., Fujisawa, A., Kobayashi, T., Kasuya, N., Kosuga, Y., Itoh, S. I. & Itoh, K., Jan 1 2016, In : Plasma and Fusion Research. 11, 1201091.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Onset condition of the subcritical geodesic acoustic mode instability in the presence of energetic-particle-driven geodesic acoustic mode

Itoh, K., Itoh, S., Kosuga, Y., Lesur, M. & Ido, T., May 1 2016, In : Plasma Physics Reports. 42, 5, p. 418-423 6 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2017

A simple model for electron dissipation in trapped ion turbulence

Lesur, M., Cartier-Michaud, T., Drouot, T., Diamond, P. H., Kosuga, Y., Réveillé, T., Gravier, E., Garbet, X., Itoh, S. I. & Itoh, K., Jan 1 2017, In : Physics of Plasmas. 24, 1, 012511.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Toroidal momentum channeling of geodesic acoustic modes driven by fast ions

Sasaki, M., Kasuya, N., Itoh, K., Kosuga, Y., Lesur, M., Hallatschek, K. & Itoh, S. I., Mar 2017, In : Nuclear Fusion. 57, 3, 036025.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Effects of hydrogen isotope in coupling between confinement, wall material and SoL turbulence

Itoh, K., Itoh, S. I., Sasaki, M. & Kosuga, Y., Mar 31 2017, In : Nuclear Fusion. 57, 5, 056031.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Mesoscale electric fluctuations interacting with zonal flows, magnetic fluctuations and turbulence

HL-2A team, Jun 5 2017, In : Nuclear Fusion. 57, 7, 076036.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2018

Role of density modulation in driving nonlinear streamer flows in drift wave turbulence

Kosuga, Y. & Hasamada, K., Oct 1 2018, In : Physics of Plasmas. 25, 10, 100701.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Extraction of nonlinear waveform in turbulent plasma

Kin, F., Itoh, K., Fujisawa, A., Kosuga, Y., Sasaki, M., Yamada, T., Inagaki, S., Itoh, S. I., Kobayashi, T., Nagashima, Y., Kasuya, N., Arakawa, H., Yamasaki, K. & Hasamada, K., Jun 1 2018, In : Physics of Plasmas. 25, 6, 062304.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2014

Relative dispersion of trapped ion granulations in sheared flows

Kosuga, Y., Itoh, S. I., Diamond, P. H., Itoh, K. & Lesur, M., Jan 1 2014, In : Plasma and Fusion Research. 9, SPECIALISSUE.2, 3403018.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Phase-space jets drive transport and anomalous resistivity

Lesur, M., Diamond, P. H. & Kosuga, Y., Nov 1 2014, In : Physics of Plasmas. 21, 11, 112307.

Research output: Contribution to journalArticle

7 Citations (Scopus)

The 3rd Asia-Pacific Transport Working Group (APTWG) Meeting

Jhang, H., Diamond, P. H., Leconte, M., Ida, K., Kwon, J. M., Tamura, N. & Kosuga, Y., Jan 1 2014, In : Nuclear Fusion. 54, 4, 047001.

Research output: Contribution to journalArticle

7 Citations (Scopus)
2015

APTWG: The 4th Asia-Pacific Transport Working Group Meeting

Ida, K., Kwon, J. M., Leconte, M., Ko, W. H., Inagaki, S., Todo, Y. & Kosuga, Y., Jan 1 2015, In : Nuclear Fusion. 55, 1, 017001.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2017

Topological bifurcation of helical flows in magnetized plasmas with density gradient and parallel flow shear

Sasaki, M., Kasuya, N., Itoh, K., Toda, S., Yamada, T., Kosuga, Y., Nagashima, Y., Kobayashi, T., Arakawa, H., Yamasaki, K., Fujisawa, A., Inagaki, S. & Itoh, S. I., Nov 1 2017, In : Physics of Plasmas. 24, 11, 112103.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Role of phase space structures in collisionless drift wave turbulence and impact on transport modeling

Kosuga, Y., Itoh, S. I., Diamond, P. H., Itoh, K. & Lesur, M., Mar 10 2017, In : Nuclear Fusion. 57, 7, 072006.

Research output: Contribution to journalArticle

2 Citations (Scopus)
2015

Density peaking by parallel flow shear driven instability

Kosuga, Y., Itoh, S. I. & Itoh, K., Jan 1 2015, In : Plasma and Fusion Research. 10, 3401024.

Research output: Contribution to journalArticle

27 Citations (Scopus)