Radar observations of field-aligned plasma irregularities in the SEEK-2 campaign

Annales Geophysicae

Volumn 23, Issue 7, 2005, Pages 2307-2318

  Saito, S ^a   Yamamoto, Mamoru ^b   Fukao, Shoichiro ^b   Marumoto, M ^b   Tsunoda, R T ^c  

^a NATIONAL INSTITUTE OF INFORMATION AND COMMUNICATIONS TECHNOLOGY   (Japan)

^b KYOTO UNIVERSITY   (Japan)

^c SRI INTERNATIONAL   (United States)

Author keywords

Ionosphere atmosphere interactions; Ionospheric irregularities; Plasma waves and instabilities

Indexed keywords

IONOSPHERE;

EID: 27844473730     PISSN: 09927689     EISSN: 14320576     Source Type: Journal    
DOI: 10.5194/angeo-23-2307-2005     Document Type: Article

References (23)

1. Bernhardt, P. A.: The modulation of sporadic-E layers by Kelvin-Helmholz billows in the neutral atmosphere, J. Atmos. Solar-Terr. Phys., 64, 1487-1504, 2002.
2. Cosgrove, R. B. and Tsunoda, R. T.: A direction dependent instability of sporadic-E layers in the nighttime midlatitude ionosphere, Geophys. Res. Lett., 29, 11-1, doi:1029/2002GL014669, 2002.
3. Fukao, S., Yamamoto, M., Tsunoda, R. T., Hayakawa, H., and Mukai, T.: The SEEK (Sporadic-E Experiment over Kyushu) campaign, Geophys. Res. Lett., 25, 1761-1764, 1998.
4. Hysell, D. L. and Burcham, J. D.: The 30-MHz radar interferometer studies of midlatitude E region irregularities, J. Geophys. Res., 105, 12 797-12 812, 2000.
5. Hysell, D. L., Yamamoto, M., and Fukao, S.: Imaging radar observations and theory of type I and type II quasi-periodic echoes, J. Geophys. Res., 107A11, 1360, doi:10.1029/2002JA009292, 2002.
6. Hysell, D. L., Larsen, M. F., and Zhou, Q. H.: Common volume coherent and incoherent scatter observations of mid-latitude sporadic E-layers and QP echoes, Ann. Geophys., 22, 3277-3290, 2004, SRef-ID: 1432-0576/ag/ 2004-22-3277.
7. Larsen, M. F.: A shear instability seeding mechanism for quasiperiodic radar echoes, J. Geophys. Res., 105, 24 931-24 940, 2000.
8. Larsen, M. F., Yamamoto, M., Fukao, S., Saito, A., and Tsunoda, R. T.: SEEK 2: Observations of neutral winds, wind shears, and wave structure during a sporadic E/QP event, Ann. Geophys., 23, 2369-2375, 2005.
9. Maruyama, T., Fukao, S., and Yamamoto, M.: A possible mechanism for echo striation generation of radar backscatter from mid-latitude sporadic E, Radio Sci., 35, 1155-1164, 2000.
10. Miller, K. L. and Smith, L. G.: Incoherent scatter radar observations of irregular structure in mid-latitude sporadic E layers, J. Geophys. Res., 83, 3761-3775, 1978.
11. Ogawa T., Takahashi, O., Otsuka, Y., Nozaki, K., Yamamoto, M., and Kita, K.: Simultaneous middle and upper atmosphere radar and ionospheric sounder observations of midlatitude E region irregularities and sporadic E layer, J. Geophys. Res., 107A10, 1275, doi:10.1029/2001JA900176,, 2002.
12. Onoma, F., Otsuka, Y., Shiokawa, K., Ogawa, T., Yamamoto, M., Fukao, S., and Saito, S.: Relationship between gravity waves in OH and OI airglow images and VHF radar backscatter from E-region filed-aligned irregularities during SEEK-2 campaign, Ann. Geophys., 23, 2385-2390, 2005.
13. s region observed with the Chung-Li VHF radar, Geophys. Res. Lett., 26, 2621-2624, 1999.
14. Tsunoda, R. T., Fukao, S., and Yamamoto, M.: On the origin of quasi-periodic radar backscatter from midlatitude sporadic E, Radio Sci., 29, 349-365, 1994.
15. s layer instability: A missing link found, J. Geophys. Res., 109A12303, doi:1029/2004JA010597, 2004.
16. Wang, C.-H. and Chu, Y.-H.: Interferometry investigations of blob-like sporadic E plasma irregularity using the Chung-Li VHF radar, J. Atmos. Solar-Terr. Phys., 63, 123-133, 2001.
17. Woodman, R. F., Yamamoto, M., and Fukao, S.: Gravity wave modulation of gradient instabilities in mid-latitude sporadic E irregularities, Geophys. Res. Lett., 18, 1197-1200, 1991.
18. Yamamoto, M., Fukao, S., Woodman, R. F., Ogawa, T., Tsuda, T., and Kato, S.: Mid-latitude E region field-aligned irregularities observed with the MU radar, J. Geophys. Res., 96, 15 943-15 949, 1991.
19. Yamamoto, M., Kodama, N., Fukao, S., Tsunoda, R. T., Ogawa, T., and Tsuda, T.: Spatial structure of the E region field-aligned irregularities revealed by the MU radar, Radio Sci., 29, 337-347, 1994.
20. Yamamoto, M., Fukao, S., Tsunoda, R. T., Igarashi, K., and Ogawa, T.: Preliminary results from joint measurements of E-region field-aligned irregularities using the MU radar and the frequency-agile radar, J. Atmos. Terr. Phys., 59, 1655-1663, 1997.
21. Yamamoto, M., Fukao, S., Tsunoda, R. T., and Hayakawa, H.: SEEK-2 (Sporadic-E Experiment over Kyushu II) - Project Outline and Significance -, Ann. Geophys., 23, 2295-2305, 2005
22. Yokoyama, T., Yamamoto, M., and Fukao, S.: Computer simulation of polarization electric fields as a source of midlatitude field-aligned irregularities, J. Geophys. Res., 108(A2), 1054, doi:10.1029/ 2002JA009513, 2003.
23. Yokoyama, T., Yamamoto, M., Fukao, S., and Cosgrove, R. B.: 3D simulation on generation of polarization electric field in the midlatitude E-region ionosphere, J. Geophys. Res., 109A01309, doi:10.1029/2003JA010238, 2004.