Refereed Journal Articles:


    [1997] [1998] [1999]
    [2000] [2001] [2002] [2003] [2004] [2005] [2006] [2007] [2008] [2009]
    [2010] [2011] [2012] [2013] [2014] [2015] [2016] [2017] [2018] [2019]
    [2020]

    Link to my SCOPUS Page
    Link to my Google Scholar Page

    [2020]

  1. Ogawa, Y., Y. Tanaka, A. Kadokura, K. Hosokawa, Y. Ebihara, T. Motoba, B. Gustavsson, U. Brandstrom, Y. Sato, S. Oyama, M. Ozaki, T. Raita, F. Sigernes, S. Nozawa, K. Shiokawa, M. Kosch, K. Kauristie, C. Hall, S. Suzuki, Y. Miyoshi, A. Gerrard, H. Miyaoka, R. Fujii,
    Development of low-cost multi-wavelength imager system for studies of aurora and airglow,
    Polar Science, doi:10.1016/j.polar.2019.100501, March, 2020.

  2. Ogawa, Y., A. Kadokura, M. K. Ejiri,
    Optical calibration system of NIPR for aurora and airglow observations,
    Polar Science, doi:10.1016/j.polar.2020.100570, in press, 2020.

  3. Billett, D. D., K. Hosokawa, A. Grocott, J. A. Wild, A. L. Aruliah, Y. Ogawa, S. Taguchi,
    Multi-instrument Observations of Ion-Neutral Coupling in the Dayside Cusp,
    Geophysical Research Letters, doi:10.1029/2019GL085590, January, 2020.

  4. Nishimura, Y., M. R. Lessard, Y. Katoh, Y. Miyoshi, E. Grono, N. Partamies, N. Sivadas, K. Hosokawa, M. Fukizawa, M. Samara, R. G. Michell, R. Kataoka, T. Sakanoi, D. K. Whiter, S. Oyama, Y. Ogawa, S. Kurita,
    Diffuse and Pulsating Aurora,
    Space Science Reviews, 216, doi:10.1007/s11214-019-0629-3, February, 2020.

  5. Hosokawa, K., Y. Miyoshi, M. Ozaki, S. Oyama, Y. Ogawa, S. Kurita, Y. Kasahara, Y. Kasaba, S. Yagitani, S. Matsuda, F. Tsuchiya, A. Kumamoto, R. Kataoka, K. Shiokawa, T. Raita, E. Turunen, T. Takashima, I. Shinohara, R. Fujii,
    Multiple time-scale beats in aurora: precise orchestration via magnetospheric chorus waves,
    Nature Scientific Reports, 10, 3380, doi:10.1038/s41598-020-59642-8, February, 2020.

  6. Hosokawa, K., K. Takami, S. Saito, Y. Ogawa, Y. Otsuka, K. Shiokawa, C.-H. Chen, C.-H. Lin,
    Observations of equatorial plasma bubbles using a low-cost 630.0-nm all-sky imager in Ishigaki Island, Japan,
    Earth, Planets and Space, vol. 72, 56, doi:10.1186/s40623-020-01187-1, May, 2020.

  7. Kawamura, Y., K. Hosokawa, S. Nozawa, Y. Ogawa, T. Kawabata, S. Oyama, Y. Miyoshi, S. Kurita, R. Fuji,
    Estimation of the emission altitude of pulsating aurora by using the five-wavelength photometer,
    Earth, Planets and Space, vol. 72, 96, doi:10.1186/s40623-020-01229-8, July, 2020.

  8. Oyama S., A. Shinbori, Y. Ogawa, M. Kellinsalmi, T. Raita, A. Aikio, H. Vanhamaki, K. Shiokawa, I. Virtanen, L. Cai, A. B. Workayehu, M. Pedersen, K. Kauristie, T. T. Tsuda, B. Kozelov, A. Demekhov, A. Yahnin, F. Tsuchiya, A. Kumamoto, Y. Kasahara, A. Matsuoka, M. Shoji, M. Teramoto, M. Lester,
    An ephemeral red arc appeared at 68‹ MLat at a pseudo breakup during geomagnetically quiet conditions,
    Journal of Geophysical Research: Space Physics, 125, e2020JA028468. doi:10.1029/2020JA028468, 2020.

  9. Miyoshi, Y., S. Saito, S. Kurita, K. Asamura, K. Hosokawa, T. Sakanoi, T. Mitani, Y. Ogawa, S. Oyama, F. Tsuchiya, S. L. Jones, A. N. Jaynes, J. B. Blake,
    Relativistic Electron Microbursts as High Energy Tail of Pulsating Aurora Electrons,
    Geophys. Res. Lett., 47, doi:10.1029/2020GL090360, in press, 2020.

  10. Chu, X., Y. Nishimura, Z. Xu, Y. Ogawa,
    First Simultaneous Lidar Observations of Thermosphere-Ionosphere Fe and Na (TIFe and TINa) Layers at McMurdo (77.84‹S, 166.67‹E), Antarctica with Concurrent Measurements of Aurora Activity, Enhanced Ionization Layers, and Converging Electric Field,
    Geophys. Res. Lett., 47, doi:10.1029/2020GL090181, in press, 2020.


  11. [2019]

  12. Ogawa, Y., K. Seki, K. Keika, Y. Ebihara,
    Characteristics of CME- and CIR-driven ion upflows in the polar ionosphere,
    J. Geophys. Res., doi: 10.1029/2018JA025636, May, 2019.
    - Press release (written in Japanese)

  13. Seki, K., K. Keika, S. Kasahara, S. Yokota, T. Hori, K. Asamura, N. Higashio, M. Takada, Y. Ogawa, A. Matsuoka, M. Teramoto, Y. Miyoshi, I. Shinohara
    Statistical properties of molecular ions in the ring current observed by the Arase (ERG) satellite
    Geophys. Res. Lett., doi: 10.1029/2019GL084163, 2019.

  14. Takahashi, T., I. Virtanen, K. Hosokawa, Y. Ogawa, A. Aikio, H. Miyaoka, A. Kero,
    Polarization electric field inside auroral patches: Simultaneous experiment of EISCAT radars and KAIRA,
    J. Geophys. Res., doi: 10.1029/2018JA026254, May, 2019.

  15. Ozaki, M., Y. Miyoshi, K. Shiokawa, K. Hosokawa, S. Oyama, R. Kataoka, Y. Ebihara, Y. Ogawa, Y. Kasahara, S. Yagitani, Y. Kasaba, A. Kumamoto, F. Tsuchiya, S. Matsuda, Y. Katoh, M. Hikishima, S. Kurita, Y. Otsuka, R. Moore, Y. Tanaka, M. Nose, T. Nagatsuma, N. Nishitani, A. Kadokura, M. Connors, T. Inoue, A. Matsuoka, I. Shinohara,
    Visualization of rapid electron precipitation via chorus element wave-particle interactions,
    Nature Communications, NCOMMS-18-26175B, doiF10.1038/s41467-018-07996-z, January, 2019.

  16. Hosokawa, K., Y. Ogawa, S. Taguchi,
    Imaging of polar cap patches with a low-cost airglow camera: Pilot observations in Svalbard, Norway
    Earth, Planets and Space, EPSP-D-19-00160, 71, 115, November, 2019.

  17. Taguchi, S., K. Hosokawa, Y. Ogawa,
    Plasma flow in the north-south aligned auroral region equatorward of the dayside auroral oval,
    J. Geophys. Res., doi:10.1029/2019JA026895, December, 2019.

  18. Motoba, T., Y. Ebihara, Y. Ogawa, A. Kadokura, M. J. Engebretson, V. Angelopoulos, A. J. Gerrard, A. T. Weatherwax,
    On the Driver of Daytime Pc3 Auroral Pulsations,
    Geophysical Research Letters, doi:10.1029/2018GL080842, 46, February, 2019.

  19. Kozlovsky, A., S. Shalimov, S. Oyama, K. Hosokawa, M. Lester, Y. Ogawa, C. Hall,
    Ground Echoes Observed by the Meteor Radar and High-Speed Auroral Observations in the Substorm Growth Phase,
    J. Geophys. Res., doi: 10.1029/2019JA026829, September, 2019.


  20. [2018]

  21. Tsuda, T. T., M. T. Rietveld, M. J. Kosch, S.-I. Oyama, K. Hosokawa, S. Nozawa, T. Kawabata, A. Mizuno, Y. Ogawa,
    A survey of conditions for artificial aurora experiments at EISCAT Tromso site using dynasonde data,
    Earth, Planets and Space, EPSP-D-17-00288R1, 70:40, 2018.

  22. Tsuda, T. T., M. T. Rietveld, M. J. Kosch, S.-I. Oyama, Y. Ogawa, K. Hosokawa, S. Nozawa, T. Kawabata, A. Mizuno,
    Survey of conditions for artificial aurora experiments by the second electron gyro-harmonic at EISCAT Tromso using dynasonde data,
    Earth, Planets and Space, EPSP-D-18-00052R1, doi:10.1186/s40623-018-0805-9, 70:94, 2018.

  23. Virtanen, I., B. Gustavsson, A. Aikio, A. Kero, K. Asamura Y. Ogawa,
    Electron energy spectrum and auroral power estimation from incoherent scatter radar measurements,
    J. Geophys. Res., doi: 10.1029/2018JA025636, August, 2018.

  24. Oyama, S., T. T Tsuda, K. Hosokawa, Y. Ogawa, Y. Miyoshi, S. Kurita, A. E Kero, R. Fujii, Y. Tanaka, A. Mizuno, T. Kawabata, B. Gustavsson, T. Leyser,
    Auroral molecular-emission effects on the atomic oxygen line at 777.4 nm,
    Earth Planets Space, 70: 166, doi:10.1186/s40623-018-0936-z, December, 2018.

  25. Ozaki, M., K. Shiokawa, Y. Miyoshi, K. Hosokawa, S. Oyama, S. Yagitani, Y. Kasahara, H. Kojima, Y. Kasaba, S. Matsuda, R. Kataoka, Y. Ebihara, Y. Ogawa, Y. Otsuka, S. Kurita, R. Moore, Y. Tanaka, M. Nose, T. Nagatsuma, M. Connors, N. Nishitani, Y. Katoh, M. Hikishima, A. Kumamoto, F. Tsuchiya, A. Kadokura, T. Nishiyama, T. Inoue, K. Imamura, A. Matsuoka, I. Shinohara,
    Microscopic observations of pulsating aurora associated with chorus element structures: Coordinated Arase satellite?PWING observations,
    Geophys. Res. Lett., doi: 10.1029/2018GL079812, 2018.

  26. Fukizawa, M., T. Sakanoi, Y. Miyoshi, K. Hosokawa, K. Shiokawa, A. Kadokura, Y. Katoh, A. Kumamoto, F. Tsuchiya, Y. Miyashita, Y. Tanaka, Y. Kasahara, M. Ozaki, A. Matsuoka, S. Matsuda, M. Hikishima, S. Oyama, Y. Ogawa, S. Kurita, R. Fujii
    Electrostatic electron cyclotron harmonic waves as a candidate to cause pulsating auroras
    Geophys. Res. Lett., doi: 10.1029/2018GL080145, December, 2018.

  27. Nozawa, S., T. Kawabata, K. Hosokawa, Y. Ogawa, T. Tsuda, A. Mizuno, R. Fujii, C. Hall,
    A new five-wavelength photometer operated in Tromso (69.6‹N, 19.2‹E),
    Earth, Planets and Space, EPSP-D-18-00228R1, 70:193, December, 2018.

  28. [2017]

  29. Takahashi, T., K. Hosokawa, S. Nozawa, T. T. Tsuda, Y. Hiraki, J. Sakai, Y. Ogawa, M. Tsutsumi, H. Fujiwara, T. D. Kawahara, N. Saito, S. Wada, T. Kawabata, C. Hall,
    Depletion of mesospheric sodium during extended period of pulsating aurora, J. Geophys. Res., doi: 10.1002/2016JA023472, January 2017.

  30. Bjoland, L. M., Y. Ogawa, C. Hall, M. Rietveld, U.P. Lovhaug, C. La Hoz, H. Miyaoka,
    Long-term variations and trends in the polar E-region,
    Journal of Atmospheric and Solar-Terrestrial Physics, February, 2017.

  31. Taguchi, S., Y. Chiba, K. Hosokawa, Y. Ogawa,
    Horizontal profile of a moving red line cusp aurora,
    J. Geophys. Res., doi: 10.1002/2016JA023115, March, 2017.

  32. Yamazaki, Y., M. J. Kosch, Y. Ogawa,
    Average field-aligned ion velocity over the EISCAT radars,
    J. Geophys. Res., doi: 10.1002/2017JA023974, May, 2017.

  33. Adachi, K., S. Nozawa, Y. Ogawa, A. Brekke, M. Hall, R. Fujii,
    Evaluation of a method to derive ionospheric conductivities using two auroral emissions (428 and 630 nm) measured with a photometer at Tromsoe (69.6‹N)
    Earth, Planets and Space, EPSP-D-16-00217, 69: 90. doi:10.1186/s40623-017, July, 2017.

  34. V. A. Sergeev, N. Stepanova, Y. Ogawa, S. Kakic, K. Kauristie,
    Solar wind dependence of electric conductances and currents in the auroral zone,
    Journal of Atmospheric and Solar-Terrestrial Physics, dx.doi.org/10.1016/j.jastp.2017.07.006, 2017.

  35. Ivchenko, N., N. Schlatter, H. Dahlgren, Y. Ogawa, Y. Sato, I. Haggstrom,
    Plasma line observations from the EISCAT Svalbard Radar during the International Polar Year
    Ann. Geophys., 35, 1143-1149, October, 2017.

  36. Shiokawa, K., Y. Kato, Y. Hamaguchi, Y. Yamamoto, T. Adachi, M. Ozaki, S.-I. Oyama, M. Nose, T. Nagatsuma, Y. Tanaka, Y. Otsuka, Y. Miyoshi, R. Kataoka, Y. Takagi, Y. Takeshita, A. Shinbori, S. Kurita, T. Hori, N. Nishitani, I. Shinohara, F. Tuchiya, Y. Obana, S. Suzuki, N. Takahashi, K. Seki, A. Kadokura, K. Hosokawa, Y. Ogawa, M. Connors, J. M. Ruohoniemi, M. Engebretson, E. Turunen, T. Ulich, J. Manninen, T. Raita, A. Kero, A. Oksanen, M. Back, K. Kauristie, J. Mattanen, D. Baishev, V. Kurkin, A. Oinats, A. Pashinin, R. Vasilyev, R. Rakhmatulin, W. Bristow, M. Karjala,
    Ground-based instruments of the PWING project to investigate dynamics of the inner magnetosphere at subauroral latitudes as a part of the ERG-ground coordinated observation network,
    Earth, Planets and Space, doi.org/10.1186/s40623-017-0745-9, 69:160, 2017.

  37. [2016]

  38. Nakamura, T., K. Yamazaki, K. Iwamoto, M. Honda, Y. Miyoshi, Y. Ogawa, Y. Tomikawa, J. Ukita,
    The stratospheric pathway for Arctic impacts on mid-latitude climate,
    Geophys. Res. Lett., 43, 3494-3501, doi:10.1002/2016GL068330, April 2016.

  39. Hosokawa, K., S. Taguchi, Y. Ogawa,
    Edge of polar cap patches,
    J. Geophys. Res., doi: 10.1002/2015JA021960, 2016.

  40. Hosokawa, K., S. Taguchi, Y. Ogawa,
    Periodic creation of polar cap patches from auroral transients in the cusp,
    J. Geophys. Res., doi: 10.1002/20015JA022221, 2016.

  41. Sato, Y., A. Kumamoto, Y. Katoh, A. Shinbori, A. Kadokura, Y. Ogawa,
    Simultaneous ground- and satellite-based observation of MF/HF auroral radio emissions,
    J. Geophys. Res., doi: 10.1002/2015JA022101, 2016.

  42. Tsuda, T., M. Yamamoto, H. Hashiguchi, K. Shiokawa, Y. Ogawa, S. Nozawa, H. Miyaoka A. Yoshikawa,
    A proposal on the study of solar-terrestrial coupling processes with atmospheric radars and ground-based observation network,
    Radio Science, 51, doi: 10.1002/2016RS006035, September, 2016.

  43. Y. Yamazaki, M.J. Kosch, Y. Ogawa, abnd D. R. Themens,
    High-latitude Ion Temperature Climatology during the International Polar Year 2007-2008,
    J. Space Weather Space Clim., 6, A35, doi: 10.1051/swsc/2016029, October 2016.

  44. [2015]

  45. Ishida, T., Y. Ogawa, A. Kadokura, K. Hosokawa, Y. Otsuka,
    Direct observations of blob deformation during a substorm,
    Ann. Geophys., 33, 525-530, doi:10.5194/angeo-33-525-2015, May 2015.

  46. Hosokawa, K. Y. Ogawa,
    Ionospheric variation during pulsating aurora,
    J. Geophys. Res., doi: 10.1002/2015JA021401, July 2015.

  47. Tanaka, Y., Y. Ogawa, A. Kadokura, N. Partamies, D. Whiter, C.-F. Enell, U. Brandstrom, T. Sergienko, B. Gustavsson, A. Kozlovsky, H. Miyaoka, A. Yoshikawa,
    Eastward expanding auroral surges observed in the post-midnight sector during a multiple-onset substorm,
    Earth, Planets and Space, 67:182, doi: 10.1186/s40623-015-0350-8, November 2015.

  48. Taguchi, S., K. Hosokawa, Y. Ogawa,
    Three-dimensional imaging of the plasma parameters of a moving cusp aurora,
    Journal of Atmospheric and Solar-Terrestrial Physics, doi:10.1016/j.jastp.2015.08.012, 2015.

  49. Taguchi, S., K. Hosokawa Y. Ogawa,
    Investigating the particle precipitation of a moving cusp aurora using simultaneous observations from the ground and space,
    Progress in Earth and Planetary Science, doi:10.1186/s40645-015-0044-7, May 2015.

  50. Nakamura, T., K. Yamazaki, K. Iwamoto, M. Honda, Y. Miyoshi, Y. Ogawa, J. Ukita,
    A negative phase shift of the winter AO/NAO due to the recent Arctic sea-ice reduction in late autumn,
    J. Geophys. Res., doi: 10.1002/2014JD022848, April 2015.

  51. Sato, Y., A. Kadokura, Y. Ogawa, A. Kumamoto, Y. Katoh,
    Polarization observations of 4fce auroral roar emissions,
    Geophys. Res. Lett., 42, 249-255, doi:10.1002/2014GL062838, January 2015.

  52. Takahashi, T., S. Nozawa, T. T. Tsuda, Y. Ogawa, N. Saito, T. Hidemori, T. D. Kawahara, C. Hall, H. Fujiwara, N. Matuura, A. Brekke, M. Tsutsumi, S. Wada, T. Kawabata, S. Oyama, R. Fujii,
    A case study on generation mechanisms of a sporadic sodium layer above Tromso (69.6‹N) during a night of high auroral activity,
    Ann. Geophys., 33, 941-953, doi:10.5194/angeo-33-941-2015, August 2015.

  53. Tsuda, T. T., S. Nozawa, T. D. Kawahara, T. Kawabata, N. Saito, S. Wada, C. M. Hall, M. Tsutsumi, Y. Ogawa, S. Oyama, T. Takahashi, M. K. Ejiri,T. Nishiyama, T. Nakamura, A. Brekke,
    A sporadic sodium layer event detected with five-directional lidar and simultaneous wind, electron density, and electric field observation at Tromso, Norway,
    Geophys. Res. Lett., doi:10.1002/2015GL066411, November, 2015.

  54. Hori, T., Y. Miyashita, Y. Miyoshi, K. Seki, T. Segawa, Y.-M. Tanaka, K. Keika, M. Shoji, I. Shinohara, K. Shiokawa, Y. Otsuka, S. Abe, A. Yoshikawa, K. Yumoto, Y. Obana, N. Nishitani, A. S. Yukimatu, T. Nagatsuma, M. Kunitake, K. Hosokawa, Y. Ogawa, K. T. Murata, M. Nose, H. Kawano, T. Sakanoi,
    CDF data archive and integrated data analysis platform for ERG-related ground data developed by ERG Science Center (ERG-SC),
    J. Sp. Sci. Info. Jpn., vol. 4, JAXA-RR-14-009 (ISSN 1349-1113), 75-89, 2015.

  55. McCrea, I. W., A. Aikio, L. Alfonsi, E. Belova, S. Buchert, M. Clilverd, N. Engler, B. Gustavsson, C. Heinselman, J. Kero, M. Kosch, H. Lamy, T. Leyser, Y. Ogawa, K. Oksavik, A. Pellinen-Wannberg, F. Pitout, M. Rapp, I. Stanislawska, J. Vierninen,
    The science case for the EISCAT_3D radar,
    Progress in Earth and Planetary Science, doi:10.1186/s40645-015-0051-8, July 2015.
    - “ú–{Œê—v–ñ

  56. [2014]

  57. Ogawa, Y., T. Motoba, S. C. Buchert, I. Haggstrom S. Nozawa,
    Upper atmosphere cooling over the past 33 years,
    Geophys. Res. Lett., 41, 5629-5635, doi:10.1002/2014GL060591, September 2014.
    - Introduced in AGU Research Spotlight (Eos Trans. AGU, 95(47), 444, 2014.)
    - Press release (written in Japanese)

  58. Ishida, T., Y. Ogawa, A. Kadokura, Y. Hiraki, I. Haggstrom,
    Seasonal variation and solar activity dependence of the quiet-time ionospheric trough,
    J. Geophys. Res., doi:10.1029/2014JA019996, September, 2014.

  59. Fujiwara, H., S. Nozawa, Y. Ogawa, R. Kataoka, Y. Miyoshi, H. Jin, H. Shinagawa,
    Extreme ion heating in the dayside ionosphere in response to the arrival of a coronal mass ejection on 12 March 2012,
    Ann. Geophys., 32, 831-839, doi:10.5194/angeo-32-831-2014, 2014.

  60. Hosokawa, K., Y. Otsuka, Y. Ogawa T. Tsugawa,
    Observations of GPS scintillation during an isolated auroral substorm,
    Progress in Earth and Planetary Sciencs, 10.1186/2197-4284-1-16, August , 2014.

  61. Hosokawa, K., S. Taguchi, K. Shiokawa, Y. Otsuka, Y. Ogawa, M. Nicolls,
    Global imaging of polar cap patches with dual airglow imagers,
    Geophys. Res. Lett., 41, doi:10.1002/2013GL058748, 2014.

  62. Sakai, J., K. Hosokawa, S. Taguchi, Y. Ogawa,
    Storm-time enhancements of 630.0-nm airglow associated with polar cap patches,
    J. Geophys. Res., doi:10.1029/2013JA019197, 2014.

  63. Shiokawa, K., A. Hashimoto, T. Hori, K. Sakaguchi, Y. Ogawa, E. Donovan, E. Spanswick, M. Connors, Y. Otsuka, S.-I. Oyama, S. Nozawa, K. McWilliams,
    Auroral fragmentation into patches,
    J. Geophys. Res., doi:10.1029/2014JA020050, 2014.

  64. Nozawa, S., T. Kawahara, N. Saito, C. Hall, T. Tsuda, T. Kawabata, S. Wada, A. Brekke, T. Takahashi, H. Fujiwara, Y. Ogawa, R. Fujii,
    Variations of the neutral temperature and sodium density between 80 and 107 km above Tromsoe during the winter of 2010-2011 by a new solid state sodium LIDAR,
    J. Geophys. Res., doi:10.1029/2013JA019520, 2014.

  65. Kosch, M. J., H. Vickers, Y. Ogawa, A. Senior, N. Blagoveshchenskaya,
    First observation of the anomalous electric field in the topside ionosphere by ionospheric modification over EISCAT,
    Geophys. Res. Lett., doi:10.1002/2014GL061679, 2014.

  66. Kosch, M. J., C. Bryers, M.T. Rietveld, T. K. Yeoman, Y. Ogawa,
    Aspect angle sensitivity of pump-induced optical emissions at EISCAT,
    Earth, Planets and Space, 1301071410132468, in press, 2014.

  67. Vickers, H., M. J. Kosch, E. Sutton, L. Bjoland, Y. Ogawa C. La Hoz,
    A solar cycle of upper thermosphere density observations from the EISCAT Svalbard Radar,
    J. Geophys. Res., doi:10.1029/2014JA019885, 2014.

  68. Kero, A., J. Vierinen, D. McKay-Bukowski, C.-F. Enell, M. Sinor, L. Roininen, Y. Ogawa,
    Ionospheric electron density profiles inverted from a spectral riometer measurement,
    Geophys. Res. Lett., doi:10.1002/2014GL060986, 2014.

  69. [2013]

  70. Ogawa, Y., M. Sawatsubashi, S. C. Buchert, K. Hosokawa, S. Taguchi, S. Nozawa, S. Oyama, T. T. Tsuda, R. Fujii,
    Relationship between auroral substorm and ion upflow in the nightside polar ionosphere,
    J. Geophys. Res. Space Physics, 118, doi:10.1002/2013JA018965, 2013.

  71. Ogawa, Y., A. Kadokura, T. Motoba, Y. Tanaka, K. Hosokawa,
    Processing and visualization of large amounts of auroral data obtained with All-sky/Narrow field-of-view parallel imagers in Tromso Longyearbyen,
    Journal of Space Science Informatics Japan, vol. 2, 51-61, 2013. (written in Japanese)
    ¬ì‘אM, –å‘qº, Œ³ê“Nû¶, “c’†—Ǐ¹, ×ìŒh—S,
    ƒgƒƒ€ƒ\/ƒƒ“ƒOƒCƒAƒrƒ“‚É‚¨‚¯‚éƒI[ƒƒ‰ŠÏ‘ª—p•À—ñƒCƒ[ƒWƒƒ[‚Ì‘å—ʃf[ƒ^ˆ—‚ƉŽ‹‰»,
    ‰F’ˆ‰ÈŠwî•ñ‰ðÍ˜_•¶Ž, vol. 2, 51-61, 2013”N3ŒŽ.

  72. Sakai, J., S. Taguchi , K. Hosokawa , Y. Ogawa,
    Steep plasma depletion in dayside polar cap during a CME-driven magnetic storm,
    J. Geophys. Res., 118, 462-471, doi:10.1029/2012JA018138, 2013.

  73. Tsuda, T. T., S. Nozawa, T. D. Kawahara, T. Kawabata, N. Saito, S. Wada, Y. Ogawa, S. Oyama, C. M. Hall, M. Tsutsumi, M. K. Ejiri, S. Suzuki, T. Takahashi, T. Nakamura,
    Decrease in sodium density observed during auroral particle precipitation over Tromso, Norway,
    Geophys. Res. Lett., 40, 4486?4490, doi:10.1002/grl.50897, 2013

  74. Hosokawa, K., S. Taguchi, Y. Ogawa, J. Sakai,
    2D direct imaging of structuring of polar cap patches,
    J. Geophys. Res., 118, 6536-6543, doi:10.1002/jgra.50577, 2013.

  75. Hosokawa, K., S. Taguchi, Y. Ogawa, T. Aoki,
    Periodicities of polar cap patches,
    J. Geophys. Res., 118, 447-453, doi:10.1029/2012JA018165, 2013.

  76. Vickers, H., M. J. Kosch, E. Sutton, Y. Ogawa, C. La Hoz,
    Thermospheric atomic oxygen density estimates using the EISCAT Svalbard Radar,
    J. Geophys. Res., 118, 1319-1330, doi:10.1002/jgra.50169, 2013.

  77. Tanaka, Y., A. Shinbori, T. Hori, Y. Koyama, S. Abe, N. Umemura, Y. Sato, M. Yagi, S. UeNo, Satoru, A. Yatagai, Y. Ogawa, Y. Miyoshi,
    Analysis software for upper atmospheric data developed by the IUGONET project and its application to polar science,
    Advances in Polar Science, doi: 10.3724/SP.J.1085.2013.00231, vol. 24, No. 4, 231-240, 2013.

  78. Tanaka, Y., A. Shinbori, N. Umemura, T. Hori, S. Abe, Y. Koyama, H. Hayashi, S. Ueno, Y. Sato, A. Yatagai, Y. Ogawa, Y. Miyoshi, K. Seki, Y. Miyashita T. Segawa,
    Current status and future development of IUGONET data analysis software,
    Journal of Space Science Informatics Japan, vol. 2, 63-70, 2013. (written in Japanese)
    “c’†—Ǐ¹, V–x~Ž÷, ”~‘º‹X¶, –x’qº, ˆ¢•”CŽi, ¬ŽRKL, —ÑŠ°¶, ã–ìŒå, ²“¡—R‰À, ’J“cŠLˆŸ‹I‘ã, ¬ì‘אM, ŽOD—Rƒ, ŠÖ‰Ø“ÞŽq, ‹{‰ºK’·, ûPì•ü‹I,
    IUGONET ‰ðÍƒ\ƒtƒgƒEƒFƒA‚ÌŒ»ó‚ƍ¡Œã‚Ì”­“W,
    ‰F’ˆ‰ÈŠwî•ñ‰ðÍ˜_•¶Ž, vol. 2, 63-70, 2013”N3ŒŽ.

  79. [2012]

  80. Ogawa, Y., S. Nozawa, I. Haggstrom, S. Oyama, T. Motoba, T. Tsuda, A. Saito, Y. Miyashita, Y. Tanaka, G. Ueno, H. Miyaoka, R. Fujii,
    Large-scale data processing and visualization of the European incoherent scatter (EISCAT) radar system,
    Journal of Space Science Informatics Japan, vol. 1, 83-89, 2012. (written in Japanese)
    ¬ì‘אM, –ìàVŒå“¿, I. Haggstrom, ‘åŽRLˆê˜Y, Œ³ê“N˜Y, ’Óc‘ì—Y, âV“¡º‘¥, ‹{‰ºK’·, “c’†—Ǐ¹, –x’qº, ã–쌺‘¾, ‹{‰ªG, “¡ˆä—Ljê,
    ‰¢B”ñŠ±ÂŽU—iEISCATjƒŒ[ƒ_[‚Ì‘å‹K–̓f[ƒ^ˆ—‚ƉŽ‹‰»,
    ‰F’ˆ‰ÈŠwî•ñ‰ðÍ˜_•¶Ž, vol. 1, 83-89, 2012.
    (pdf file)

  81. Taguchi, S., K. Hosokawa, Y. Ogawa, T. Aoki, M. Taguchi,
    Double bursts inside a poleward-moving auroral form in the cusp,
    J. Geophys. Res., 117, A12301, doi:10.1029/2012JA018150, 2012.

  82. Motoba, T., K. Hosokawa, Y. Ogawa, N. Sato, A. Kadokura, S. Milan, M. Lester,
    Simultaneous ground-satellite observations of meso-scale auroral arc undulations,
    J. Geophys. Res., 117, A06213, doi:10.1029/2011JA017291, 2012.

  83. Sato, Y., T. Ono, N. Sato, Y. Ogawa,
    First observations of 4fce auroral roar emissions,
    Geophys. Res. Lett., vol. 39, L07101, doi:10.1029/2012GL051205, 2012.

  84. Nozawa, S., C.M. Hall, M. Tsutsumi, A. Brekke, Y. Ogawa, T. T. Tsuda, S. Oyama, R. Fujii,
    Mean winds, tides, and quasi-2 day waves above Bear Island,
    J. Atmos. Sol-Terr. Phys., 90-91, 26-44, 2012.

  85. Fujiwara, H., S. Nozawa, S. Maeda, Y. Ogawa, Y. Miyoshi, H. Jin, H. Shinagawa, K. Terada,
    Polar cap thermosphere and ionosphere during the solar minimum period: EISCAT Svalbard radar observations and GCM simulations
    Earth, Planet and Space, vol. 64, 459-465, 2012.

  86. Tanaka, Y., A. Shinbori, M. Kagitani, T. Hori, S. Abe, Y. Koyama, H. Hayashi, D. Yoshida, T. Kono, S. Ueno, N. Kaneda, M. Yoneda, H. Tadokoro, T. Motoba, Y. Miyoshi, K. Seki, Y. Miyashita, T. Segawa, Y. Ogawa,
    Development of IUGONET data analysis software,
    Journal of Space Science Informatics Japan, vol. 1, 91-98, 2012.
    “c’†—Ǐ¹, V–x~Ž÷, Œ®’J«l, –x’qº, ˆ¢•”CŽi, ¬ŽRKL, —ÑŠ°¶, ‹g“c‘å‹I, ‰Í–ì‹M‹v, ã–ìŒå, ‹à“c’¼Ž÷, •Ä“c¶, “cŠ—TN, Œ³ê“N˜Y, ŽOD—Rƒ, ŠÖ‰Ø“ÞŽq, ‹{‰ºK’·, ûPì•ü‹I, ¬ì‘אM,
    IUGONET‰ðÍƒ\ƒtƒgƒEƒFƒA‚ÌŠJ”­,
    ‰F’ˆ‰ÈŠwî•ñ‰ðÍ˜_•¶Ž, vol. 1, 91-98, 2012.

  87. Lund, E. J., M. R. Lessard, F. Sigernes, D. A. Lorentzen, K. Oksavik, P. M. Kintner, K. A. Lynch, D. H. Huang, B. C. Zhang, H. G. Yang, Y. Ogawa,
    Electron temperature in the cusp as measured with the SCIFER-2 sounding rocket,
    J. Geophys. Res., doi:10.1029/2011JA017404, 2012.

  88. [2011]

  89. Ogawa, Y., S. C. Buchert, I. Hä,ggströ,m, M. T. Rietveld, R. Fujii, S. Nozawa, H. Miyaoka,
    On the statistical relation between ion upflow and naturally enhanced ion-acoustic lines observed with the EISCAT Svalbard radar,
    J. Geophys. Res., vol. 116, A03313, doi:10.1029/2010JA015827, 2011.

  90. Tanaka, Y.-M., T. Aso, B. Gustavsson, K. Tanabe, Y. Ogawa, A. Kadokura, H. Miyaoka, T. Sergienko, U. Brä,ndströ,m, I. Sandahl,
    Feasibility study on Generalized - Aurora Computed Tomography,
    Ann. Geophys., vol. 29, 551-562, 2011.

  91. Kosch, M., I. Yiu, C. Anderson, T. Tsuda, Y. Ogawa, S. Nozawa, A. Aruliah, V. Howells, L. Baddeley, I. McCrea, J. Wild,
    Meso-scale observations of Joule heating near an auroral arc and ion-neutral collision frequency in the polar cap E-region,
    J. Geophys. Res., vol. 116, A05321, doi:10.1029/2010JA016015, 2011.

  92. Motoba, T., K. Hosokawa, Y. Ogawa, N. Sato, A. Kadokura, S. C. Buchert, H. Rè,me,
    In-situ evidence for IMF-induced tail twisting associated with relative displacement of conjugate auroral features,
    J. Geophys. Res., vol. 116, A04209, doi:10.1029/2010JA016206, 2011.

  93. Kitamura, N., Y. Ogawa, T. Nishimura, N. Terada, T. Ono, A. Shinbori, A. Kumamoto, V. Truhlik, J. Smilauer,
    Solar zenith angle dependence of plasma density and temperature in the polar cap ionosphere and low-altitude magnetosphere during geomagnetically quiet periods at solar maximum,
    J. Geophys. Res., vol. 115, A07310,doi:10.1029/2009JA014766, 2011.

  94. Tsuda, T. T., S. Nozawa, T. D. Kawahara, T. Kawabata, N. Saito, S. Wada, C. M. Hall, S. Oyama, Y. Ogawa, S. Suzuki, T. Ogawa, T. Takahashi, H. Fujiwara, R. Fujii, N. Matuura, A. Brekke,
    Fine structure of sporadic sodium layer observed with a sodium lidar at Tromso, Norway,
    Geophys. Res. Lett., vol. 38, L18102, doi:10.1029/2011GL048685, 2011

  95. Partamies, N., L. Juusola, E. Tanskanen, K. Kauristie, J. M. Weygand, Y. Ogawa
    Substorms during different storm phases,
    Ann. Geophys., 29, 2031-2043, 2011.

  96. [2010]

  97. Ogawa, Y., S. C. Buchert, A. Sakurai, S. Nozawa, R. Fujii,
    Solar activity dependence of ion upflow in the polar ionosphere observed with the European Incoherent Scatter (EISCAT) Tromsø, UHF radar,
    J. Geophys. Res., vol. 115, A07310, doi:10.1029/2009JA014766, 2010.

  98. Nozawa, S., Y. Ogawa, S. Oyama, H. Fujiwara, T. Tsuda, A. Brekke, C. M. Hall, Y. Murayama, S. Kawamura, H. Miyaoka, and R. Fujii,
    Tidal waves in the polar lower thermosphere observed using the EISCAT long run data set obtained in September 2005,
    J. Geophys. Res., vol. 115, A08312, doi:10.1029/2009JA015237, 2010.

  99. Hosokawa, K., Y. Ogawa, A. Kadokura, H. Miyaoka N. Sato,
    Modulation of ionospheric conductance and electric field associated with pulsating aurora,
    J. Geophys. Res., vol. 115, A03201, doi:10.1029/2009JA014683, 2010.

  100. Kosch, M. J., Y. Ogawa, M. T. Rietveld, S. Nozawa R. Fujii,
    An analysis of pump-induced artificial ionospheric ion upwelling at EISCAT,
    J. Geophys. Res., vol. 115, A12317, doi:10.1029/2010JA015854, 2010.

  101. Hosokawa, K. Y. Ogawa,
    Pedersen current carried by electrons in auroral D-region,
    Geophys. Res. Lett., vol. 37, L18103, doi:10.1029/2010GL044746, 2010.

  102. Kurihara, J., Y. Ogawa, S. Oyama, S. Nozawa, M. Tsutsumi, C. M. Hall, Y. Tomikawa, R. Fujii,
    Links between a stratospheric sudden warming and thermal structures and dynamics in the high-latitude mesosphere, lower thermosphere, and ionosphere,
    Geophys. Res. Lett., vol. 37, L13806, doi:10.1029/2010GL043643, 2010.

  103. Oyama, S., K. Shiokawa, J. Kurihara, T. T. Tsuda, S. Nozawa, Y. Ogawa, Y. Otsuka, B. J. Watkins,
    Lower-thermospheric wind fluctuations measured with an FPI in pulsating aurora at Tromsoe, Norway,
    Ann. Geophys., vol. 28, 1847-1857, 2010.

  104. Tanaka, Y., T. Aso, B. Gustavsson, K. Tanabe, A. Kadokura, Y. Ogawa,
    Reconstruction of auroral precipitating electrons by generalized auroral computed tomography,
    Journal of IEICE , J93-A, No.2, 136-145, 2010. (written in Japanese)
    “c’†—Ǐ¹, –ƒ¶••F, ƒrƒˆƒ‹ƒ“ƒOƒXƒ^ƒtƒ\ƒ“, “c糚 Žm, –å‘qº, ¬ì‘אM,
    ˆê”ʉ»ƒI[ƒƒ‰ƒgƒ‚ƒOƒ‰ƒtƒB–@‚É‚æ‚éƒI[ƒƒ‰~‰º“dŽq‚̍č\¬,
    “dŽqî•ñ’ʐMŠw‰ï˜_•¶Ž A vol.J93-A, No.2, 136-145, 2010.

  105. [2009]

  106. Ogawa, Y., S. C. Buchert, R. Fujii, S. Nozawa, A. P. van Eyken,
    Characteristics of ion upflow and downflow observed with the European Incoherent Scatter Svalbard radar,
    J. Geophys. Res., vol. 114, A05305, doi:10.1029/2008JA013817, 2009.

  107. Ogawa, Y., I. Hä,ggströ,m, S. C. Buchert, K. Oksavik, S. Nozawa, M. Hirahara, A. P. van Eyken, T. Aso, R. Fujii,
    On the source of the polar wind in the polar topside ionosphere: First results from the EISCAT Svalbard radar,
    Geophys. Res. Lett., vol. 36, L24103, doi:10.1029/2009GL041501, 2009.

  108. Kurihara, J., S. Oyama, S. Nozawa, T. Tsuda, R. Fujii, Y. Ogawa, H. Miyaoka, N. Iwagami, T. Abe, K.-I. Oyama, M. Kosch, A. L. Aruliah, E. Griffin, K. Kauristie,
    Temperature enhancements and vertical winds in the lower thermosphere associated with auroral heating during the Dynamics and Energetics of the Lower Thermosphere in Aurora (DELTA) campaign,
    J. Geophys. Res., vol. 114, A12306, doi:10.1029/2009JA014392, 2009.

  109. Maeda, S., Y. Ogawa, K. Hosokawa, S. Nozawa, S. Oyama, T. Tsuda, A. Brekke,
    Ion heating in high-speed flow channel within the duskside cell of the polar-cap ion convection under large IMF-By condition,
    J. Geophys. Res., vol. 114, A11307, doi:10.1029/2009JA014300, 2009.

  110. Fujii, R., Y. Iwata, S. Oyama, S. Nozawa, Y. Ogawa,
    Relations between proton auroras, intense electric field and ionospheric electron density depletion,
    J. Geophys. Res., vol. 114, A09304, doi:10.1029/2009JA014319, 2009.

  111. Taguchi, S., S. Suzuki, K. Hosokawa,Y. Ogawa, A. S. Yukimatu, N. Sato, M. R. Collier, T. E. Moore.,
    Moving meso-scale plasma precipitation in the cusp,
    J. Geophys. Res., vol. 114, A06211, doi:10.1029/2009JA014128, 2009.

  112. Tsuda, T. T., S. Nozawa, S. Oyama, T. Motoba, Y. Ogawa, H. Shinagawa, N. Nishitani, K. Hosokawa, N. Sato, M. Lester, R. Fujii,
    Acceleration mechanism of high-speed neutral wind observed in the polar lower thermosphere,
    J. Geophys. Res., vol. 114, A04322, doi:10.1029/2008JA013867, 2009.

    [2008]

  113. Ogawa, Y., K. Seki, M. Hirahara, K. Asamura, T. Sakanoi, S. C. Buchert, Y. Ebihara, Y. Obuchi, A. Yamazaki, I. Sandahl, S. Nozawa, R. Fujii,
    Coordinated EISCAT Svalbard radar and Reimei satellite observations of ion upflows and suprathermal ions,
    J. Geophys. Res., vol. 113, A05306, doi:10.1029/2007JA012791, 2008.

  114. Lunde, J., S. C. Buchert, Y. Ogawa, M. Hirahara, K. Seki, Y. Ebihara, T. Sakanoi, K. Asamura, M. Okada, T. Raita, I. Haggstrom,
    Ion-dispersion and rapid electron fluctuations in the cusp: a case study,
    Ann. Geophys., vol. 26, 2485-2502, 2008.

  115. Oyama, S., B. J. Watkins, S. Maeda, H. Shinagawa, S. Nozawa, Y. Ogawa, A. Brekke, C. Lathuillere, W. Kofman,
    Generation of the lower-thermospheric vertical wind estimated with the EISCAT KST radar at high latitudes during periods of moderate geomagnetic disturbance
    Ann. Geophys., vol. 26, 6, .1491-1505, 2008.

    [2007]

  116. Frederick-Frost, K. M., K. A. Lynch, P. M. Kintner Jr., E. Klatt, D. Lorentzen, J. Moen, Y. Ogawa,M. Widholm,
    SERSIO: Svalbard EISCAT Rocket Study of Ion Outflows,
    J. Geophys. Res., vol. 112, A08307, doi:10.1029/2006JA011942, 2007.

  117. Tsuda, T. T., S. Nozawa, A. Brekke, Y. Ogawa, T. Motoba, R. Roble, R. Fujii,
    An ion-drag contribution to the lower thermospheric wind in the summer polar region,
    J. Geophys. Res., vol. 112, Issue A6, A06319, doi:10.1029/2006JA011785, 2007.

  118. Lorentzen, D. A., P. M., Kintner, J. Moen, F. Sigernes, K. Oksavik, Y. Ogawa, J. Holmes,
    Pulsating dayside aurora in relation to ion upflow events during a northward IMF dominated by a strongly negative IMF BY,
    J. Geophys. Res., vol 112, A03301, doi:10.1029/2006JA011757, 2007.

  119. Yordanova, E., D. Sundkvist, S. C. Buchert, M. Andre, Y. Ogawa, M. Morooka, O. Margithu, O. Amm, A. N. Fazekerley, and H. Reme,
    Energy Input from the Exterior Cusp into the Ionosphere: Correlated Ground-Based and Satellite Observations,
    Geophys. Res. Lett., vol. 34, L04102, doi:10.1029/2006GL028617, 2007.

  120. Lunde, J., B. Gustavsson, U. P. Lovhaug, D. A. Lorentzen Y. Ogawa,
    Particle Precipitations during NEIAL events: Simultaneous Ground Based Observations at Svalbard,
    Ann. Geophys., vol. 25, p1323-1336, 2007.

  121. Simon, C., J. Lilensten, J. Moen, J. Holmes, Y. Ogawa, K. Oksavik, W. F. Denig,
    TRANS4: a new electron/proton transport code - Application to the 22-01-2004 geophysical event,
    Ann. Geophys., vol. 25, No. 3, p661-673, 2007.

    [2006]

  122. Ogawa, Y., S. C. Buchert, R. Fujii, S. Nozawa, F. Forme,
    Naturally enhanced ion-acoustic lines at high altitudes,
    Ann. Geophys., vol. 24, p3351-3364, 2006.

  123. Amm, O., R. Nakamura, H. U. Frey, Y. Ogawa, M. Kubyshikina, A. Balogh, H. Reme,
    Substorm topology in the ionosphere and magnetosphere during a flux rope event in the magnetotail,
    Ann. Geophys., vol. 24, p735-750, 2006.

  124. Nozawa, S., Y. Ogawa, A. Brekke, T. Tsuda, C. M. Hall, H. Miyaoka, J. Kurihara, T. Abe, R. Fujii,
    EISCAT observational results during the DELTA campaign,
    Earth, Planet and Space, vol. 58, p1183-1191, 2006.

  125. Abe, T., J. Kurihara, N. Iwagami, S. Nozawa, Y. Ogawa, R. Fujii, H. Hayakawa, K.-I. Oyama,
    Dynamics and energetics in the lower thermosphere in aurora (DELTA) -Japanese sounding rocket campaign,
    Earth, Planet and Space, vol. 58, p1165-1171, 2006.

  126. Kurihara, J., T. Abe, K.-I. Oyama, E. Griffin, M. Kosch, A. Aruliah, K. Kauristie, Y. Ogawa, S. Komada, N. Iwagami,
    Observations of the lower thermospheric neutral temperature and density in the DELTA campaign,
    Earth, Planet and Space, vol. 58, p1123-1130, 2006.

  127. Griffin, E., M. Kosch, A. Aruliah, A. Kavanagh, I. McWhirter, A. Senior, E. Ford, C. Davis, T. Abe, J. Kurihara, K. Kauristie, Y. Ogawa,
    Combined ground-based optical support for the aurora (DELTA) sounding rocket campaign,
    Earth, Planet and Space, vol. 58, p1113-1121, 2006.

    [2005]

  128. Maeda, S., S. Nozawa, Y. Ogawa, H. Fujiwara,
    Comparative study of the high-latitude E-region ion and neutral temperatures in the polar cap and the auroral region derived from the EISCAT radar observations,
    J. Geophys. Res., vol. 110, A8, 10.1029/2004JA010893, 2005.

  129. Nozawa, S., A. Brekke, S. Maeda, T. Aso, C. M. Hall, Y. Ogawa, S. C. Buchert, J. Rottger, A. D. Richmond, R. Roble, R. Fujii,
    Mean winds, tides, and quasi-2 day wave in the polar lower thermosphere observed in European Incoherent Scatter (EISCAT) 8 day run data in November 2003,
    J. Geophys. Res., vol. 110, A12, 10.1029/2005JA011128, 2005.

  130. Yuan, Z., R. Fujii, S. Nozawa, Y. Ogawa,
    Statistical height-dependent relative importance of the Lorentz force and Joule heating in generating atmospheric gravity waves in the auroral electrojets,
    J. Geophys. Res., vol. 110, A12, 10.1029/2005JA011315, 2005.

    [2004]

  131. Khotyaintsev, Y., A. Vaivads, Y. Ogawa, B. Popiclawska, M. Andre, S. Buchert, P. Decereau, B. Lavraud, H. Reme,
    Magnetic reconnection in high-beta plasma: Cluster observations in the exterior cusp region,
    Ann. Geophys., vol. 22, p2403-2411, 2004.

  132. Buchert, S. C., Y. Ogawa, R. Fujii, and A. P. van Eyken,
    Observations of diverging field-aligned ion flow with the ESR,
    Ann. Geophys., vol. 22, p889-899, 2004.

    [2003]

  133. Ogawa, Y., R. Fujii, S. C. Buchert, S. Nozawa, S. Ohtani,
    Simultaneous EISCAT Svalbard radar and DMSP observations of ion upflow in the dayside ionosphere,
    J. Geophys. Res., vol. 108, 10.1029/2002JA009590, SIA 1 1-10, 2003.

    [2001]

  134. Forme, F., Y. Ogawa S. C. Buchert,
    Naturally enhanced ion acoustic lines seen at different wavelengths,
    J. Geophys. Res., vol. 106, p. 21,503-21,515, 2001.

    [2000]

  135. Ogawa, Y., R. Fujii, S. C. Buchert, S. Nozawa, S. Watanabe A. P. van Eyken,
    Simultaneous EISCAT Svalbard and VHF radar observations of ion upflows at different aspect angles,
    Geophys. Res. Lett., vol. 27, p. 81-84, 2000.

  136. Ogawa, Y., F. Forme, S. C. Buchert,
    Frequency dependent power fluctuations: A feature of the ESR system or physical?,
    Ann. Geophys., vol. 18, p. 1224-1230, 2000.

  137. Endo, M., R. Fujii, Y. Ogawa, S. C. Buchert, S. Nozawa, S. Watanabe N. Yoshida,
    Ion upflow and downflow at the topside ionosphere observed by the EISCAT VHF radar,
    Ann. Geophys., vol. 18, p. 170-181, 2000.

  138. Yoshida, N., S. Watanabe, H. Fukunishi, T. Sakanoi, T. Abe, T. Mukai, H. Hayakawa, A. Matsuoka, Y. Kasahara, R. Fujii, S. Nozawa Y. Ogawa,
    Coordinated Akebono and EISCAT Observations of Suprathermal Ion Outflows in the Nightside Inverted-V Region,
    Journal of Atmospheric and Terrestrial Physics, vol. 62, iss. 6, p. 449-465. 2000.

    [1998]

  139. Yao, Y., M. Ishii, T. Nagata, Y. Ogawa, S. Sato, M. Watanabe T. Yamashita,
    Near-infrared polarimetric study of R140 IRS,
    Astrophys. J., vol. 500, p. 320-328, 1998.

    [1997]

  140. Yao, Y., N. Hirata, M. Ishii, T. Nagata, Y. Ogawa, S. Sato, M. Watanabe T. Yamashita,
    Near-infrared polarimetric study of monoceros R2 IRS,
    Astrophys. J., vol. 490, p. 281-290, 1997.


Thesis:

  1. Ogawa, Y.,
    Generation Mechanisms of Ion Upflow in the Polar Topside Ionosphere,
    Ph.D. thesis, STEL, Nagoya University, Japan, February 2002.
    (pdf fie (13 Mbyte))

  2. ¬ì‘אM,
    EISCATƒŒ[ƒ_[‚É‚æ‚é Ion outflow ‚̐¶¬‹@\‚ÌŒ¤‹†,
    CŽm˜_•¶, –¼ŒÃ‰®‘åŠw‘åŠw‰@—ŠwŒ¤‹†‰È‘f—±Žq‰F’ˆ•¨—ŠwêU, 1999”N2ŒŽ.


Proceedings:

  1. Y. Ogawa, Y. Miyoshi, K. Shiokawa, I. Shinohara, K. Hosokawa, S. Tam, Y. Miyashita,
    White paper on collaborative observations between ERG and EISCAT
    2016”N11ŒŽ

  2. ’Óc‘ì—YA–ìàVŒå“¿A‘åŽRLˆê˜YA“¡ˆä—LjêA¬ì‘אMA
    ‹Éˆæ“d—£Œ— E —̈扺•”‚Ì‘å‹C‰Á”ME‘å‹C‰Á‘¬‚ÉŠÖ‚·‚éŠÏ‘ªŒ¤‹†
    ‘å‹C“d‹CŠw‰ïŽ, 2016.

  3. ŽRèFŽ¡, ’†‘º“N, Šâ–{•×”V, –{“c–¾Ž¡, •‚“cr˜Y, ŽOD•×M, ¬ì‘אM,
    ”ӏH‚Ì–k‹Éˆæ‚ÌŠC•X–ʐό¸­‚ª‚à‚½‚ç‚·AO/NAO‚̈ʑŠ‚Ì•‰‚ւ̃Vƒtƒg
    –kŠC“¹‚̐á•X, No.33, p69-72, 2014.

  4. Saito, Y., T. Abe, Y. Ogawa, H. Kojima,
    A proposal of 10-year Plan for Japan - Norway Sounding Rocket Experiment Program,
    Proceeding of the 29th International Symposium on Space Technology and Science (ISTS), 2013.

  5. Ogawa, Y., EISCAT Japan project team,
    Long-term variations of the polar ionosphere and thermosphere observed with the European Incoherent Scatter (EISCAT) radars,
    Proceeding of the CAWSES-II Kick-Off Symposium, Uji Oubaku Plaza, Kyoto University, June 16-17, 2010.

  6. Nozawa, S., Y. Ogawa, S. Oyama, H. Miyaoka, T. Kawahara, T. Tsuda, M. Tsutsumi,
    Research on the lower thermosphere and mesosphere using EISCAT radars, and other instruments,
    Proceeding of the CAWSES-II Kick-Off Symposium, Uji Oubaku Plaza, Kyoto University, June 16-17, 2010.

  7. Kurihara, J., Y. Ogawa, S. Oyama, S. Nozawa, M. Tsutsumi, C. M. Hall, Y. Tomikawa, R. Fujii,
    Links between a stratospheric sudden warming and thermal structures and dynamics in the high-latitude mesosphere, lower thermosphere, and ionosphere,
    Proceeding of the CAWSES-II Kick-Off Symposium, Uji Oubaku Plaza, Kyoto University, June 16-17, 2010.

  8. Tsuda, T. T., S. Nozawa, T. Kawahara, T. Kawabata, S. Oyama, R. Fujii, Y. Ogawa, N. Saito, S. Wada, A. Brekke, C. M. Hall,
    A sodium lidar project at Tromsø,, Norway: First report on test observations at Wako, Japan
    Proceeding of the CAWSES-II Kick-Off Symposium, Uji Oubaku Plaza, Kyoto University, June 16-17, 2010.

  9. Yukimatu, A. S., K. Nishimura, Y. Ogawa, M. Tsutsumi, N. Sato, M. T. Rietveld, J. D. Borderick, D. M. Wright, T. K. Yeoman, T. R. Robinson, M. Lester,
    Range imaging by single pulse FDI - heater induced FAIs observed by SuperDARN and EISCAT,
    Proc. SuperDARN workshop 2008 in Newcastle, Australia, , 2008.

  10. Yukimatu, A. S., K. Nishimura, M. Tsutsumi, Y. Ogawa, N. Sato, D. M. Wright, T. K. Yeoman, M. T. Rietveld, M. Lester,
    Range Imaging by FDI - heater induced FAIs observed by SuperDARN and EISCAT,
    Proc. SuperDARN workshop 2007 in Hokkaido, Japan, , 2007.

  11. Buchert, S. C., Y. Ogawa, E. Yordanova J.-E. Wahlund,
    Incoherent scatter radar observations of the cusp ionosphere,
    Proceeding of the First Swarm International Science Meeting, Nantes, France, May 3-5, 2006.

  12. Amm, O., R. Nakamura, H.U. Frey, Y. Ogawa, M. Kubyshkina, A. Balogh, H. Reme,
    Substorm topology in the ionosphere and magnetosphere during a flux rope event in the magnetotail,
    Proceeding of Cluster and Double Star Symposium, ESA SP-598, Noordwijk, The Netherlands, September 19-23, 2005.

  13. Gjerloev, J. W., R. Fujii, M. Sugino, Y. Ogawa,
    The Oersted-EISCAT Conjunction Study,
    Proceedings 3'rd Oersted International Science Team Meeting, Grasse, France, May 2-4, 2000.


Books:

  1. ’ቷŠÂ‹«‚̉ȊwŽ–“T,
    ‰Í‘ºŒö—²‘¼ •Ò, i‹¤’˜j,
    ’©‘q‘“X, ISBN-10: 425416128X, 2016.

  2. ˆ¢•”Šw, ¬ì’‰•F, ¬ì‘אM, ão—m‰î, ‰Í‡’‹Ó, ‹e’r’, ŠÖ‰Ø“ÞŽq, ì“c‰ÀŽj, ¼–{‰p“ñ, Ë–ì•q˜Y, ’†‘ºŒ’Ž¡, ‰–ì˜a•v, –ìàVŒå“¿, ¼Œ©–L, Œ³ê“N˜Y, ‘“cŒö–¾, “¡–Ø—˜”V, žwŽR“N–ç, ²“¡~, ˆÀ¬“NŽO, “n粐½ˆê˜Y, ŽRŒû–õ,
    V‚µ‚¢’n‹…Šw ‘¾—z-’n‹…-¶–½Œ—‘ŠŒÝì—pŒn‚Ì•Ï“®Šw,
    “n粐½ˆê˜Y+žwŽR“N–ç+ˆÀ¬“NŽO •Ò,
    –¼ŒÃ‰®‘åŠwo”ʼnï, ISBN978-4-8158-0590-6, 2008.


Else:

  1. ’n‹…‰·’g‰» ã‹ó’ቷ‰»,
    “Ç”„V•· ‘½–€”ŁuTŠ§‚½‚ÜŽè” v2016”N3ŒŽ16“ú

  2. ’n‹…‚Ì‘å‹C ‰F’ˆ‚É—¬o,
    “Ç”„V•· ‘½–€”ŁuTŠ§‚½‚ÜŽè” v2015”N7ŒŽ29“ú

  3. ‹É‚̐æ’[Œ¤‹†@EISCATƒŒ[ƒ_[‚ªŒ©‚½’´‚‘w‘å‹C,
    L•ñŽu‹Év2015”N t† No.12

  4. EISCAT ‘S‘‹¤“¯—˜—p‚É‚æ‚é‹Éˆæ’´‚‘w‘å‹CŒ¤‹†,
    STEL Newsletter, No. 60, 2011.

  5. ‹Éˆæ“d—£Œ—‚©‚ç‚Ì‘å‹C—¬o,
    STEL Newsletter, No. 40, 2005.