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Author

  • Yusuke Kosuga
2011

Edge temperature gradient as intrinsic rotation drive in alcator C-Mod tokamak plasmas

Rice, J. E., Hughes, J. W., Diamond, P. H., Kosuga, Y., Podpaly, Y. A., Reinke, M. L., Greenwald, M. J., Gürcan, D., Hahm, T. S., Hubbard, A. E., Marmar, E. S., McDevitt, C. J. & Whyte, D. G., May 23 2011, In : Physical review letters. 106, 21, 215001.

Research output: Contribution to journalArticle

76 Citations (Scopus)

On relaxation and transport in gyrokinetic drift wave turbulence with zonal flow

Kosuga, Y. & Diamond, P. H., Dec 2011, In : Physics of Plasmas. 18, 12, 122305.

Research output: Contribution to journalArticle

15 Citations (Scopus)
2012

Drift hole structure and dynamics with turbulence driven flows

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

Research output: Contribution to journalArticle

15 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 2013, In : Nuclear Fusion. 53, 10, 104019.

Research output: Contribution to journalReview article

70 Citations (Scopus)

Blob-hole structures as non-axisymmetric equilibrium solutions for potential vorticity conserving fluids

Kosuga, Y. & Diamond, P. H., 2013, In : Plasma and Fusion Research. 8, 2403080.

Research output: Contribution to journalArticle

Conversion of poloidal flows into toroidal flows by phase space structures in trapped ion resonance driven turbulence

Kosuga, Y., Itoh, S. I., Diamond, P. H. & Itoh, K., Dec 2013, In : Plasma Physics and Controlled Fusion. 55, 12, 125001.

Research output: Contribution to journalArticle

10 Citations (Scopus)

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)

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)

Spatio-temporal evolution of the L → H and H → L transitions

Miki, K., Diamond, P. H., Fedorczak, N., Gürcan, Ö. D., Malkov, M., Lee, C., Kosuga, Y., Tynan, G., Xu, G. S., Estrada, T., McDonald, D., Schmitz, L. & Zhao, K. J., Jul 2013, In : Nuclear Fusion. 53, 7, 073044.

Research output: Contribution to journalArticle

17 Citations (Scopus)

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)
2014

E × B shear pattern formation by radial propagation of heat flux waves

Kosuga, Y., Diamond, P. H., Dif-Pradalier, G. & Gürcan, O. D., May 2014, In : Physics of Plasmas. 21, 5, 055701.

Research output: Contribution to journalArticle

8 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)

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)

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)

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)

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)

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)

Relative dispersion of trapped ion granulations in sheared flows

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

Research output: Contribution to journalArticle

4 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)

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)
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)

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)

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)

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)

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

50 Citations (Scopus)

Test of the telegraph equation for transport dynamics in plasma

Inagaki, S., Itoh, K., Itoh, S. I., Kosuga, Y., Lesur, M. & Kasuya, N., Jan 1 2015, In : Plasma and Fusion Research. 10, 2015, p. 1-2 2 p., 1203002.

Research output: Contribution to journalArticle

2 Citations (Scopus)

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)

Towards an emerging understanding of non-locality phenomena and non-local transport

Ida, K., Shi, Z., Sun, H. J., Inagaki, S., Kamiya, K., Rice, J. E., Tamura, N., Diamond, P. H., Dif-Pradalier, G., Zou, X. L., Itoh, K., Sugita, S., Gürcan, O. D., Estrada, T., Hidalgo, C., Hahm, T. S., Field, A., Ding, X. T., Sakamoto, Y., Oldenbürger, S. & 9 others, Yoshinuma, M., Kobayashi, T., Jiang, M., Hahn, S. H., Jeon, Y. M., Hong, S. H., Kosuga, Y., Dong, J. & Itoh, S. I., Jan 1 2015, In : Nuclear Fusion. 55, 1, 013022.

Research output: Contribution to journalReview article

63 Citations (Scopus)

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)
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)

A calibration of setting of mach probes by observing GAM oscillations

Itoh, K., Zhao, K., Dong, J., Itoh, S. I., Fujisawa, A., Inagaki, S., Sasaki, M., Nagashima, Y., Kosuga, Y., Cheng, J. & Kobayashi, T., Jan 1 2016, In : Plasma and Fusion Research. 11, 1402002.

Research output: Contribution to journalArticle

2 Citations (Scopus)

A Concept of Cross-Ferroic Plasma Turbulence

Inagaki, S., Kobayashi, T., Kosuga, Y., Itoh, S. I., Mitsuzono, T., Nagashima, Y., Arakawa, H., Yamada, T., Miwa, Y., Kasuya, N., Sasaki, M., Lesur, M., Fujisawa, A. & Itoh, K., Feb 26 2016, In : Scientific reports. 6, 22189.

Research output: Contribution to journalArticle

46 Citations (Scopus)

Changes of particle flux during end-plate biasing experiment in PANTA

Kin, F., Yamada, T., Inagaki, S., Nagashima, Y., Arakawa, H., Kobayashi, T., Miwa, Y., Kasuya, N., Sasaki, M., Kosuga, Y., Fujisawa, A., Itoh, K. & Itoh, S. I., Sep 15 2016, In : journal of the physical society of japan. 85, 9, 093501.

Research output: Contribution to journalArticle

3 Citations (Scopus)

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

15 Citations (Scopus)

Flux of parallel flow momentum by parallel shear flow driven instability

Kosuga, Y., Itoh, S. I. & Itoh, K., Jan 1 2016, In : Plasma and Fusion Research. 11, 1203018.

Research output: Contribution to journalArticle

4 Citations (Scopus)

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)

Nonlinear excitation of subcritical fast ion-driven modes

Lesur, M., Itoh, K., Ido, T., Itoh, S. I., Kosuga, Y., Sasaki, M., Inagaki, S., Osakabe, M., Ogawa, K., Shimizu, A. & Ida, K., Apr 13 2016, In : Nuclear Fusion. 56, 5, 056009.

Research output: Contribution to journalArticle

5 Citations (Scopus)

On magnetic signals of a large-scale quasi-electrostatic perturbation

Itoh, K., Itoh, S. I., Ida, K. & Kosuga, Y., Sep 15 2016, In : journal of the physical society of japan. 85, 9, 094504.

Research output: Contribution to journalArticle

5 Citations (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)

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

10 Citations (Scopus)

Synchronization of Geodesic Acoustic Modes and Magnetic Fluctuations in Toroidal Plasmas

Zhao, K. J., Nagashima, Y., Diamond, P. H., Dong, J. Q., Itoh, K., Itoh, S. I., Yan, L. W., Cheng, J., Fujisawa, A., Inagaki, S., Kosuga, Y., Sasaki, M., Wang, Z. X., Wei, L., Huang, Z. H., Yu, D. L., Hong, W. Y., Li, Q., Ji, X. Q., Song, X. M. & 5 others, Huang, Y., Liu, Y., Yang, Q. W., Ding, X. T. & Duan, X. R., Sep 28 2016, In : Physical review letters. 117, 14, 145002.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Turbulence Dynamics with the Coupling of Density Gradient and Parallel Velocity Gradient in the Edge Plasmas

Kosuga, Y., Itoh, S. I. & Itoh, K., Aug 1 2016, In : Contributions to Plasma Physics. 56, 6-8, p. 511-515 5 p.

Research output: Contribution to journalArticle

2 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)

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)

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)

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)

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)

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)

Hysteresis and fast timescales in transport relations of toroidal plasmas

Itoh, K., Itoh, S. I., Ida, K., Inagaki, S., Kamada, Y., Kamiya, K., Dong, J. Q., Hidalgo, C., Evans, T., Ko, W. H., Park, H., Tokuzawa, T., Kubo, S., Kobayashi, T., Kosuga, Y., Sasaki, M., Yun, G. S., Song, S. D., Kasuya, N., Nagashima, Y. & 6 others, Moon, C., Yoshinuma, M., Makino, R., Tsujimura, T., Tsuchiya, H. & Stroth, U., Jul 28 2017, In : Nuclear Fusion. 57, 10, 102021.

Research output: Contribution to journalArticle

5 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)