E023-P009 Ray tracing of VHF radio wave propagation affected by equatorial and low latitude ionospheric phenomenon Satoshi Ujigawa 1 , Hiroyuki Nakata 2 , Toshiaki Takano.

 

Modeling the electron density distri bution in the ionosphere over Japan daisuke tsujita 1 ; Shoichiro Yokota 2 ; Shoji Kasai 3 1 ISAS; 2 ISAS/JAXA;.

 

Numerical simulation of modulation of midl atitude ionospheric E-region by atmospheric gravity waves Tatsuhiro Yokoyama 1 ; Takeshi Horinouchi 1 ; Mamoru Yamamoto.

 

A simulation study of thermospheric disturba nces in the polar cap/cusp region using a general circulation model Hitoshi Fujiwara 1 ; Yasunobu Miyoshi.

 

Occurrence and disruption of low-latitude i onospheric irregularities near sunset time Tatsuhiro Yokoyama 1 ; Shoichiro Fukao 1 ; Amit K. Patra 1 ; Mamoru Yamamoto.

 

Optical measurements of polar cap patches - preliminary results - Keisuke Hosokawa 1 ; Kazuo Shiokawa 2 ; Yuichi Otsuka 2 ; Tadahiko Ogawa 3 ; Natsuo Sato.

 

Upper atmosphere research using a magne coupling model Hiroyuki Shinagawa 1 ; Shigeru Fujita 2 ; Takashi Tanaka 3 ; Naoki Terada 4 1 STEL,.

 

Dynamics and Energetics of the Lower Thermosphere in Aurora DELTA : observation campaign Junichi Kurihara 1 ; Koh-ichiro Oyama 2 ; Takumi Abe 3 1 Earth and Planetary Sci. , Univ.

 

E023-003 Room: 202Time: May 26 9:30-9:45 Rapid-run ionosonde observations of sporadic E and VHF radar backscattering Takashi Maruyama 1 , Hisao Kato 1 , Maho Nakamura.

 

E023-P008 Time: May 26 17:15-18:45 Nighttime Ionospheric Propagation of MF Radio Waves for DGPS Koki Yamagata 1 , Toshiya Tabata 1 , Isamu Nagano 2 , Satoshi.

 

E023-002 Room: 202Time: May 26 9:15-9:30 Study of generation of polarization electric fields associated with a sporadic-E layer Tatsuhiro Yokoyama 1 , Mamoru.

 

An estimation of spatial structure of the sporadic-E layer with waves of HF band Osamu Dohi 1 ; Ichiro Tomizawa 2 ; Takashi Shibata 1 ; Keisuke Hosokawa.

 

Current status on the development of th e Suprathermal Plasma Analyzer SPA Manabu Shimoyama 1 ; Takumi Abe 2 ; Koh-ichiro Oyama 3 1 Earth and Planetary Sci. , Univ. of Tokyo; 2 ISAS/JAXA;.

 

Ground observation and AMIE-TIE GCM modeling of a large-s cale traveling ionospheric disturbance Kazuo Shiokawa 1 ; Nozomu Nishitani 2 ; Natsuo Sato 3 1 STE Lab. , Nagoya.

 

A geomagnetic pulsation observ ed at Thailand just after the earthquake on December 26, 2004 雘₏孛㜀崀  Hiroyuki Shinagawa 1 ; Toshihiko Iyemori 2 ; Masahito Nose.

 

Long-distance propagation of VHF radio waves as sociated with equatorial anomaly effect Satoshi Ujigawa 1 ; Toshiaki Takano 2 ; Shin Shimakura 2 1 Earth.

 

A geomagnetic pulsation observ ed at Thailand just after the earthquake on December 26, 2004 Hiroyuki Shinagawa 1 ; Toshihiko Iyemori 2 ; Masahito Nose 3 ; Desheng.

 

A study of coupling process betw een F and E-region field-ali gned irregularities with the MU radar and por table VHF radar Akinori Maegawa 1 ; Tatsuhiro Yokoyama.

 

222 USDA Forest Service Proceedings RMRS-P-14. 2000.

 

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116 USDA Forest Service Proceedings RMRS-P-14. 2000.

 

USDA Forest Service Proceedings RMRS-P-14. 2000 65.

 

USDA Forest Service Proceedings RMRS-P-14. 2000245Abstract ÑThe Carlsberg Ridge, an important physiographic fea- ture situated on the floor of the Arabian.

 

120 USDA Forest Service Proceedings RMRS-P-14. 2000.