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­‚ĩƒ\ƒtƒg‚É‹LÚ‚ĩ‚Ü‚·B

 

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Ž‚ģ‚Ē A‚Č‚š‚Đ“V•ķŠwŽŌ‚É‚Č‚é‚Ė‚Š–ē‚Å‚ĩ‚―B‚Å‚āAŠw‹ÆŽŅ‚Í‚ģ‚Á‚Ï‚čB”Šw‚Í‚Å‚Ŧ‚―‚Ŋ‚ĮA‘ž‚͔ߎSB‚Ŧ‚č‚Ŧ‚蕁’Ę‰Č‚Z‚ɍs‚Ŋ‚郌ƒxƒ‹BB‚Z‚Å‚Č‚š‚АŽŅ‚Š‚Ū‚Á‚Əり‚čA–žŒÃ‰Ū‘åŠw—Šw•”‚ɍ‡Ši``@‚ŧ‚ĩ‚āA‚S”Nķ‚ĖŒĪ‹†Žš”z‘Ū‚ĖŽž‚ɁA–ž‘嗝Šw•”‚ł́i“V•ķŠw‰Č‚Å‚Í‚Č‚Ē‚Ŋ‚Įj‰F’ˆ•Ļ—‚ĖŒĪ‹†‚Š·‚ņ‚Å‚ ‚é‚ą‚Æ‚ðA‰‚ß‚Ä’m‚éi‚ЂĶ[[‚·‚Ē‚Ü‚đ‚ņjB“d”g“V•ķŠw‚ĖŒĪ‹†Žš‚É”z‘ŪBi“ŊŠú6–ž‚Ē‚―‚Ŋ‚ĮAŠy‚ĩ‚Đ‚Á‚―‚ȁB‚Ý‚ČŒģ‹C‚ЂȁHj@‘åŠw‰@‚ÉŒü‚Ŋ‚Ä•Ũ‹­‚ĩ‚āAŒĐŽ–‚ɍ‡Ši``@‚Å‚āA“–Žž‚Ė‹ģŽöæķ‚Đ‚įAuŒN@‘åŠw‰@‚Đ‚į‚Ē‚į‚Č‚Ē‚Đ‚į`v‚Æ—â‚―‚Ē‚ĻŒū—t‚ð‚Ē‚―‚ū‚­BBB‚ŧ‚ę‚Å‚āA^–Ę–Ú‚É‘ē‹ÆŒĪ‹†‚ĩ‚Ä‚Ē‚―‚įA‘ē‹ÆŽŪ‚Ė“ú‚ɁAu‘åŠw‰@‚Đ‚įŒĪ‹†Žš‚É“ü‚ę‚Ä‚ ‚°‚é‚æv‚Æ—D‚ĩ‚Ē‚ĻŒū—t‚ð‚Ē‚―‚ū‚­i‚―‚ū‚ĩA•‹ģŽö‚Ėæķ‚Đ‚į‚Å‚·‚ŠBBjB‚ŧ‚ą‚Đ‚įA“d”g“V•ķiƒ~ƒŠ”gj‚ĖŒĪ‹†‚ð‚ĩ‚Ä‚Ē‚Ü‚ĩ‚―B‘Ώۂ́A–ņ500Œõ”Næ‚Ė@‚Ö‚Ņ‚‚ЂĒĀˆÃ•Ŋ‰_ŒQBŊŠÔ•ŠŽq‰_‚Ė•Š•z‚âA‚–§“x—Ėˆæi•ŠŽq‰_ƒRƒAj‚ĖŠÏ‘ŠŒĪ‹†‚Å‚·B‚ą‚Ė‚–§“x—Ėˆæ‚Š‚ģ‚į‚ÉŽûk‚·‚é‚ƐŊ‚Šķ‚Ü‚ę‚é‚Đ‚ā‚ĩ‚ę‚Ü‚đ‚ņBƒ~ƒŠ”gŠÏ‘Š‚ĖƒV[ƒYƒ“‚́A‹ó‹C‚ŠŠĢ‘‡‚ĩ‚Ä‚Ē‚éH‚Đ‚įtB‚Ö‚Ņ‚‚ЂĒĀ‚́A‰Ä‚ĖŊĀ‚Č‚ņ‚ū‚æ‚ˁB‚ģ‚ŧ‚čĀƒAƒ“ƒ^ƒŒƒX‚Ė‚ŧ‚΂ū‚ĩB“d”g–]‰“‹ū‚Č‚Ė‚ŁA°‚ę‚Ä‚Ē‚ę‚Î24ŽžŠÔŠÏ‘Š‰Â”\BŊ‚Ė“ė’†‚“x‚ĖŽž‚́A–ˆ“ú–ņ‚S•Š‘‚­‚Č‚č‚Ü‚·B‚PTŠÔ‚Å30•ŠA1ŒŽ‚Å2ŽžŠÔA1”N‚Å24ŽžŠÔiŒģ‚É–ß‚éjBŠÏ‘ŠŽžŠÔ‚Š‘‚Ē•û‚É‚ļ‚ę‚Ä‚Ē‚Ŧ‚Ü‚·BH‚Ė–é‚Đ‚įŽn‚Ü‚Á‚āA‚ū‚ņ‚ū‚ņ‚ƁA‘’Đ‚É‚ļ‚ę‚Ä‚Ē‚Ŧ‚Ü‚·B^“~Œß‘O3Žž‚Đ‚į‚ĖŠÏ‘ŠŠJŽn‚Æ‚ĐBB‚æ‚Ī‚â‚­‚Ü‚Æ‚ā‚ČŽžŠÔ‘Ņ‚É‚Č‚é‚ƁAŠÏ‘ŠƒV[ƒYƒ“I‚í‚č`‚ŧ‚ę‚Å‚āŠÏ‘Š‚É–v“Š‚ĩ‚Ü‚ĩ‚―B–ˆ“úŠÏ‘ŠƒJƒo[ƒGƒŠƒA‚Š‘‚Ķ‚Ä‚Ē‚­‚Ė‚́A’BŽŠī‚Š‚ ‚č‚Ü‚ĩ‚―B

 

D2‚Ė6ŒŽ‚ɍ~‚Á‚Ä—N‚Ē‚―iƒ‰ƒuƒXƒg[ƒŠ[‚Í“Ë‘R‚ɁA‚Ý‚―‚Ē‚Č“Ë‘RjAE˜b‚ŠBBB‹ó“dŒĪ‹†Ši’n‹…‰ČŠw‚Ė’ī‚‘w‘å‹C•Ļ—Šwj‚Ė•Žč‚ɉž•å‚ĩ‚Ü‚ĩ‚―B‚ŧ‚ĩ‚―‚įA‚Č‚š‚ЍĖ—pB‚Ļ‚Ē‚Ļ‚ĒAD˜_‚Į‚Ī‚·‚ņ‚ūBBBAEæ‚Ė‹ģŽöæķ‚Đ‚įu‚Ü‚ A”ŽŽm†‚ÍŽæ‚Á‚Ăˁv‚Æ—D‚ĩ‚ĒŒū—t‚ð‚Ē‚―‚ū‚ŦA•Žč‚Æ‚ĩ‚ċ΂߂ȂŠ‚įA‚ĩ‚΂ĩA“V•ķŠw‚ðŒp‘ą‚ĩA‚Č‚ņ‚Æ‚Đ1991”N‚É”ŽŽm†Žæ“ūB2”N‚Đ‚Đ‚Á‚―‚Ė‚ŠAh‚Đ‚Á‚―i‚·‚Ē‚Ü‚đ‚ņjB‚ģ‚āA‚æ‚Ī‚â‚­–{˜‚Ē‚ę‚āA’ī‚‘w‘å‹C•Ļ—Šw•Š–ė‚ĖŒĪ‹†ŠJŽn‚ū‚ŠAAAƒe[ƒ}‚Í‚Į‚Ī‚·‚éH

 

“V•ķŠÖŒW‚Ė˜_•ķ

Uchida, Y., A. Mizuno, S. Nozawa and Y. Fukui, Velocity split along the Rho Ophiuchi Streamer

 (North): Spinning Streamer as "Angular Momentum Drain" from Massive Cloud of Active Star-Fomation,

Publ. Aston. Soc. Japan, 42, 69-83, 1990.

Mizuno, A., Y. Fukui, T. Iwata, S. Nozawa and T. Takano, A Remarkable multilobe molecular outflow: r Ophiuch East, Associated with IRAS 16293-2422, Astrophys. J., 356, 184-194, 1990.

Nozawa, S., A. Mizuno, Y. Teshima, H. Ogawa and Y. Fukui, A study of 13CO cloud cores in Ophiuchus, Astrophys. J. Suppl., 77, 647-675, 1991.

Dobashi, K., S. Nozawa, Y. Hayashi, F. Sato, and Y. Fukui, A Molecular cloud and a CO outflow associated with IRAS 22134+5834, Astro. J., 107, 2148-2152, 1994.

Dobashi, K., J.-P. Bernard, Y. Yonekura, S. Nozawa, S. Morimoto, P. Abraham, Y. Kumai, Y. Hayashi, and Y. Fukui, 12CO and 13CO Observations toward two Small Molecular Clouds with Luminous Protostellar Canditates, Publ. Aston. Soc. Japan, 47, 837-843, 1995.

Iino, T., H. Sagawa, T. Tsukagoshi, and S. Nozawa, A belt-like distribution of gaseous hydrogen cyanide on Neptunefs equatorial stratosphere detected by ALMA, submitted to ApJL, 2020, under review.

 

 

i‚QjEISCATƒŒ[ƒ_[‚ð—p‚Ē‚―‰š•””MŒ—•—‚ĖŽž‘ã

1991”N‚Ė‰Ä‚É” Šƒ`ƒƒƒbƒvƒ}ƒ“ƒRƒ“ƒtƒ@ƒŒƒ“ƒX‚Š‚ ‚čA‚ŧ‚ą‚ÉEISCAT‹ÆŠE‚Ėd’ÁAƒgƒƒ€ƒ\‘åŠw‚ĖBrekkeæķ‚ŠŽQ‰Á‚ģ‚ęA‚ŧ‚Ė‚ ‚ƁAEISCAT‹Ī“ŊŒĪ‹†‚Ė‚―‚߂ɁA‰äX‚ĖŒĪ‹†Žš‚ð–K–âB‚ŋ‚å‚Ī‚Į•ķ‰ČČÝŠOŒĪ‹†ˆõ‚ɉž•å‚·‚é‚Æ‚ą‚ë‚ŁA“–‰‚́AƒIƒXƒ‘åŠw‚ɉž•å‚ĩ‚æ‚Ī‚Đ‚Č‚ÆŽv‚Á‚Ä‚Ē‚―‚įAuŒN`` EISCAT‚Č‚įƒgƒƒ€ƒ\‚ū‚æBƒTƒCƒg‚Í‚·‚Ū‚ŧ‚΂ū‚ĩBâ‘΂Ļ‚Ē‚Å‚æ``v‚Æ‚Ē‚Ī‚ą‚ƂŁA‹}įŊƒgƒƒ€ƒ\‘åŠw‚ɕύXBĖ—p‚ģ‚ę‚āA1992”N2ŒŽ‚Đ‚į‘؍݂·‚é‚ą‚Æ‚É‚Č‚č‚Ü‚ĩ‚―‚ŠA‰^ˆŦ‚­i‰^—Į‚­j—Š‚Ý‚ĖBrekkeæķ2ŒŽ‚Đ‚į3ƒPŒŽŠÔA‘ū—z’n‹…ŠÂ‹ŦŒĪ‹†Š‚Ė‹qˆõ‹ģŽö‚Æ‚ĩ‚Ä“ú–{‚ɑ؍݂·‚é‚ą‚ƂɁB‚ ‚ęA“ü‚ę‘Ö‚í‚č‚â‚ņBBB‚Ļ‚Ü‚Ŋ‚ÉŽ„‚Ė‰pŒę—͂́AAAApoooooooorrrrrr!@‚Į‚Ī‚·‚éHh‚Ē“úX‚Å‚ē‚ī‚Ē‚Ü‚ĩ‚―B‚Ü‚ A‘―­s‚Ŧˆá‚Ē‚Š‚ ‚č‚Ü‚ĩ‚―‚ŠA‚ą‚Ė‘ØÝ‚Đ‚įAŒĪ‹†‘ΏۂŠ–k‹Éˆæ‰š•””MŒ—(‚“x90-130 km)‚É‚Č‚č‚Ü‚ĩ‚―B‚ą‚ą‚ɏd“_‚ð’u‚Ē‚―ŒĪ‹†‚ð‚Đ‚ę‚ą‚ę30”N‹ß‚­ŽĀŽ{‚ĩ‚Ä‚Ē‚Ü‚·B

 

Brekkeæķ‚Ƃ́A30”N‹ß‚­‚Ė‚Ļ‚‚Ŧ‚ ‚ĒB‘å•Ï‚ĻĒ˜b‚É‚Č‚Á‚Ä‚Ļ‚č‚Ü‚·B‚ĻĒ˜b‚É‚Č‚č‚Á‚Ï‚Č‚ĩB‰―“x‚ā‹“@‚âŠX‚ĖƒŒƒXƒgƒ‰ƒ“‚É‚Ļĩ‚Ŧ‚Ē‚―‚ū‚ŦAiŽž‚É‚Í“Ŋs‚ĩ‚―Šwķ‚―‚ŋ‚Æ‹Ī‚ɁjDinner‚ðƒSƒ`‚É‚Č‚Á‚Ä‚Ļ‚č‚Ü‚·B2019”N9ŒŽ‚É‚ā‹“@‚É‚Ļĩ‚Ŧ‚Ē‚―‚ū‚ŦAĖ˜b‚ĩ‚ɉԂðį‚Đ‚đ‚Ü‚ĩ‚―BBrekkeæķ‚́AŽ„‚ĖˆĖ‘å‚Č‚éŽt ‚Å‚·BBrekkeæķ‚Ƃ́ANozawa and Brekke‚Å4•Ō˜_•ķ‚ð‘‚Ŧ‚Ü‚ĩ‚―BNozawa, Brekke‚Æ‘ž1–ž‚ŁA3•Ō˜_•ķ‚ð‘‚Ŧ‚Ü‚ĩ‚―B‚ŧ‚ęˆČŠO‚É‚ā‘―”‚Ė‹Ī’˜˜_•ķ‚Š‚ ‚č‚Ü‚·B

 

EISCATƒŒ[ƒ_[‚ð—p‚Ē‚―E-region‚Ė’†Ŧ•—ƒVƒŠ[ƒY

Brekke, A., S. Nozawa and T. Sparr, Studies of the E region neutral wind in the quiet auroral ionosphere, J. Geophys. Res., 99, 8801-8825, 1994.

Nozawa, S. and A. Brekke, Studies of the E region neutral wind in the disturbed auroral ionosphere, J. Geophys. Res., 100, 14,717-14,734, 1995.

Brekke, A., S. Nozawa and M. Sato, Samples of auroral E-region parameters derived from EISCAT experiments, J. Geomag. Geoelectr., 47, 889-909, 1995.

Nozawa, S., A. Brekke and R. Fujii, Studies of the E region neutral wind in the auroral ionosphere using two long-run data, J. Geomag. Geoelectr., 49, 641-673, 1997.

Nozawa, S. and A. Brekke, Studies of the auroral E-region neutral wind through a solar cycle: Quiet days, J. Geophys. Res., 104, 45-66, 1999.

Nozawa, S. and A. Brekke, Seasonal variation of the auroral E-region neutral wind for different solar activities, J. Atoms. Solar-Terr. Phys., 61, 585-605, 1999.

Nozawa, S. and A. Brekke, A case study of the auroral E region neutral wind on a quiet summer day: Comparison of three methods of the EISCAT UHF radar for deriving the E region wind, Radio Science, 35, 845-863, 2000.

 

1990”N‘ã‚́AF‘åæķ‚Æ‚Æ‚ā‚ɁA“ú–{‚ĖEISCAT‰Á–ŋ‚ÉŒü‚Ŋ‚ÄŠæ’Ģ‚Á‚Ä‚Ē‚Ü‚ĩ‚―B1996”N‚ɉÁ–ŋ‚ð‰Ę‚―‚ĩ‚―Œã‚́AEISCAT‚Ė‹Ī“Ŋ—˜—p‚ɐęS‚ĩ‚Ü‚ĩ‚―B‚ą‚ĖŽžABrekkeæķ‚⃆ƒ‹ƒQƒ“ƒŒƒbƒgƒK[i“–ŽžEISCATŠ’·j‚ŠA‚Ē‚ë‚Ē‚돕‚Ŋ‚Ä‚­‚ę‚Ü‚ĩ‚―BEISCAT‰ČŠw‹Ķ‰ïŠ‘Ū‚Ė Peter Collisæķ‚āƒf[ƒ^ˆ—‚âAEISCAT‚ĖƒIƒyƒŒ[ƒVƒ‡ƒ“‚É‚―‚­‚ģ‚ņ•‚Ŋ‚Ä‚Ē‚―‚ū‚Ŧ‚Ü‚ĩ‚―B“ú–{‚ĖEISCATŠÖŒW‚Ė–k‰Ē‚Å‚ĖŠˆ”­‚ČŒĪ‹†Šˆ“Ū‚́A‚ą‚ę‚į‚Ė‰‡•‚Š‚ ‚Á‚Ä‚ą‚ŧ‚Å‚·B‚Ü‚ą‚Æ‚ÉŠīŽÓ‚Å‚·B

 

i‚Rj’†ŠÔŒ—‚֐ioi~‰šG‚ģ‚į‚É’n‹…•\–Ę‚É‹ß‚­‚Č‚č‚Ü‚ĩ‚―j

‰š•””MŒ—•—‚ĖŒĪ‹†‚ði‚ß‚Ä‚Ē‚é‚ƁA‘å‹C”g“Ū‚Ė‰e‹ŋ‚Š‚æ‚č[‚­’m‚č‚―‚­‚Č‚č‚Ü‚·B‘å‹C”g“Ū‚́A‰š‘w‘å‹Ci‘ΗŽŒ—AŽ‘wŒ—j‚Đ‚į“`‚í‚Á‚Ä‚­‚éB‚ŧ‚Ī‚Č‚é‚ƁA‰š•””MŒ—‚Ė‰šA’†ŠÔŒ—‚ðŠÏ‚―‚­‚Č‚éB‰^—Į‚­MFƒŒ[ƒ_[—p‚Ė‘—M‹@i‚―‚ĩ‚Đ500–œ‰~‚Ū‚į‚Ēj‚Ėw“üŽ‘‹ā‚ŠŽč‚É“ü‚čAƒgƒƒ€ƒ\‘å‚ƃTƒXƒJƒbƒ`ƒƒƒAƒ“‘åŠw‚Š‹Ī“Ŋ‰^‰c‚ĩ‚Ä‚Ē‚éƒgƒƒ€ƒ\MFƒŒ[ƒ_[‚ÉŽQ‰æ‚ĩA1998”N11ŒŽ‚Đ‚įA‚“x70-100 km‚Ė•—‘Žƒf[ƒ^‚ðŽæ“ū‚ĩ‚Ä‚Ļ‚č‚Ü‚·BMFƒŒ[ƒ_[‚ÆEISCATƒŒ[ƒ_[‚ð•đ—p‚·‚é‚ą‚Æ‚É‚æ‚čA‚“x70 km‚Đ‚į120 km‚Ü‚Å‚ĖL”ÍˆÍ‚Č‚“x—Ėˆæ‚ðƒJƒo[‚Å‚ŦAŒĪ‹†‚Ši‚Ý‚Ü‚ĩ‚―BEISCATƒŒ[ƒ_[‚ÆMFƒŒ[ƒ_[‚Ė‡‚í‚đ‹Z‚â@MFƒŒ[ƒ_[‚ð—p‚Ē‚―Žå‚Č˜_•ķ‚ÍˆČ‰š‚Ė18•ŌB‚ą‚Ė‚ą‚ë‚Đ‚įAChris Hall‚ģ‚ņ‚Ɛ[‚­•t‚Ŧ‡‚Ī‚æ‚Ī‚É‚Č‚č‚Ü‚ĩ‚―BMFƒŒ[ƒ_[‚́AŽžŠÔ•Š‰ð”\(5•Š)‚Š‚‚Ē‚Å‚·‚ŠA“dŽq–§“x‚Ė’á‚Ē“~‹G‚âA‹t‚É“dŽq–§“x‚Ė‚‚Ē‰Ä‹G‚ĖŠÏ‘Š‚Ɏኹ–â‘č‚Š‚ ‚čAƒf[ƒ^‚ĖŽæ“ū—Ķ‚Š‰š‚Š‚č‚Ü‚·Bˆę•û‚ŁA—ŽŊƒŒ[ƒ_[‚́AŽžŠÔ•Š‰ð”\‚Í1ŽžŠÔ‚Å‚·‚ŠA—ŽŊƒGƒR[‚ðŽæ“ū‚ĩ‚Ä‚Ē‚é‚Ė‚ŁA‘ū—zŒõ‚ÉŠÖŒW‚Č‚­ƒf[ƒ^‚ŠŽæ‚ę‚Ü‚·BMFƒŒ[ƒ_[‚ĖŽŸ‚́A—ŽŊƒŒ[ƒ_[‚ðÝ’u‚ĩ‚―‚Ē‚ÆŽv‚ĒA‚Ē‚ë‚Ē‚ë“Ū‚Ē‚Ä‚Ē‚Ü‚ĩ‚―‚ŠA‚Ī‚Ü‚­‚Ē‚Ŧ‚Ü‚đ‚ņ‚Å‚ĩ‚―B‰^—Į‚­2006”N‚ɁA—ŽŊƒŒ[ƒ_[Ý’u—\ŽZ‚Š”F‚ß‚į‚ęA–k‹ÉŠC‚ĖŒĮ“‡ƒxƒAƒAƒCƒ‰ƒ“ƒhi–kˆÜ74.5“xj‚É—ŽŊƒŒ[ƒ_[‚ðÝ’u‚ĩA–ņ6”NŠÔ‰^—p‚ĩ‚Ü‚ĩ‚―B‚ŧ‚ĖŒãA2014”N‚ɁAƒAƒ‹ƒ^‚Ɉڐ݂ĩ‚Ä‚Ē‚Ü‚·B

 

MFƒŒ[ƒ_[ŠÖŒW˜_•ķ

Hall, C., S. Nozawa, A. Manson and C. Meek, Determination of turbulent energy dissipation rate directly from MF-radar determined velocity, Earth Plan. Sci., 52, 137-141, 2000.

Hall, C. M., S. Nozawa, C. E. Meek, and A. H. Manson, On the response of upper homosphere turbulence to solar and geomagnetic disturbances, Earth Plan. Sci., 54, 699-705, 2002.

Nozawa, S. A. Brekke, A. Manson, C. Hall, C. Meek, K. Morise, S. Oyama, K. Dobashi, and R. Fujii, A comparison study of the auroral lower thermospheric neutral winds derived by the EISCAT UHF radar and Troms_ medium frequency radar, J. Geophys. Res., 107, 10.1029/2000JA007581, SIA 29-1 - SIA29-20, 2002.

Hall, C.M, S. Nozawa, C. E. Meek, A. H. Manson, and Yi Luo, Periodicities in energy dissipation rates in the auroral mesosphere / lower thermosphere, Ann. Geophys., 21, 787-796, 2003.

Nozawa, S., S. Imaida, A. Brekke, C Hall, A Manson, C. Meek, S. Oyama, K. Dobashi, and R. Fujii, The quasi 2-day wave observed in the polar mesosphere, J. Geophys. Res., 108, 10.1029/2002JD002440, ACL 3-1 _ 3-12, 2003.

Hall, C. M., T. Aso, A.H. Manson, C.E. Meek, S. Nozawa, and M. Tsutsumi, High latitude mesospheric mean winds: a comparison between Troms_ (69‹N) and Svalbard (78‹N), J. Geophys. Res., 108, doi:10.1029/2003JD003509, 2003.

Nozawa, S., H. Iwahashi, A. Brekke, C. Hall, C. Meek, A. Manson, S. Oyama, Y. Murayama and R. Fujii, The quasi 2-day wave observed in the polar mesosphere (2): Comparison of the characteristics observed at Troms_ and Poker-Flat, J. Geophys. Res., 108, 101029/2002JD003221, 2003.

Manson, A. H., C.E. Meek, C.M. Hall, S. Nozawa, N.J. Mitchell, D. Pancheva, W. Singer, and P. Hoffmann, Mesopause dynamics from the Scandinavian triangle of radars within the PSMOS-DATAR project, Ann. Geophys., 22, 367-386, 2004.

Hall, C. M., T. Aso, M. Tsutsumi, S. Nozawa, A.H. Manson, and C.E. Meek, Testing the hypothesis of neutral turbulence on the deduction of ambipolar diffusivities from meteor trail expansion, Ann. Geophys. Letter, 23, 1071-1073, 2005.

Hall, C.M., T. Aso, M. Tsutsumi, S. Nozawa, A.H. Manson and C.E. Meek, A comparison of MLT neutral winds as determined by meteor and medium frequency radar at 70‹N, Radio Sci., 40, RS4001, doi:10.1029/2004RS003102, 2005.

Hall, C.M., T. Aso, M. Tsutsumi, S. Nozawa, C.E. Meek and A.H. Manson, A comparison of meteor and medium frequency radar kilometer scale MLT dynamics at 70‹N, J. Atm. Sol-Terr. Phys., 68, 309-316, 2006.

Hall, C., S. Nozawa, A. Manson, C. Meek, Tidal signatures in mesospheric turbulence, Ann. Geophys., 24, 453-465, 2006.

Hall, C. M., A. H. Manson, C. E. Meek, and S. Nozawa, Isolated lower mesospheric echoes seen by medium frequency radar at 70_N, 19_E, Atmos. Chem. Phys., 6, 5307-5314, 2006.

Hall, C.M., A. Brekke, A. H. Manson, C. E. Meek, S. Nozawa, Trends in mesospheric turbulence at 70‹N, Atmospheric Science Letters, 8, 80-84, 2007.

Hall, CM., A. H. Manson, C. E. Meek, and S. Nozawa, Mesospheric turbulence during PMWE-conducive conditions, Atmos. Chem. Phys. Discuss., 7, 7035-7049, 2007

Hall, C., C. Meek, A. Manson, S. Nozawa, Turbopause determination, climatology and climatic trends, using medium frequency radars at 52_ and 70_N, J. Geophys. Res., 113, D13104, doi:10.1029/2008JD009938, 2008.

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

Hall, C. M., S. E. Holmen, C. E. Meek, A. H. Manson, and S. Nozawa, Change in turbopause altitude at 52 and 70 deg N, Atmos. Chem. Phys., 16, 2299-2308, doi:10.5194/acp-16-2299-2016, 2016.

 

 

ƒxƒAƒAƒCƒ‰ƒ“ƒh—ŽŊƒŒ[ƒ_[ŠÖŒW˜_•ķ

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. Solar-Terr. Phys., 90-91, 26-44, 2012.

Wu, Q., and S. Nozawa, Mesospheric and thermospheric observations of the January 2010 stratospheric warming event, J. Atmos. Solar-Terr. Phys., 123, 22-38, 2015.

 

i‚SjƒiƒgƒŠƒEƒ€ƒ‰ƒCƒ_[@`‘å‹C‰·“x‚āŠÏ‘Š‚·‚éI`

•—‘Ž‚ĖŒĪ‹†‚ði‚ß‚Ä‚Ē‚é‚ƁA’†Ŧ‘å‹C‚Ė‹ė“Ū—Í‚Ė‹c˜_‚É”­“W‚ĩ‚Ä‚Ē‚Ŧ‚Ü‚·BMæķAFæķ‚â•Ä‘NCAR‚ĖRichmondæķ‚Æ‚Ė‹Ī“ŊŒĪ‹†‚ŁAEISCATƒŒ[ƒ_[‚⃂ƒfƒ‹ƒVƒ~ƒ…ƒŒ[ƒVƒ‡ƒ“‚ð—p‚Ē‚āA‘å‹C‚Ė—Í‚Ėƒoƒ‰ƒ“ƒX‚Ė‹c˜_‚ðs‚Ē‚Ü‚ĩ‚―B‚ŧ‚Ī‚Č‚é‚ƁA‘å‹C‰·“x‚Ėî•ņ‚Š—~‚ĩ‚ĒBŠÏ‘Š‚ĩ‚―‚ĒI@2000”N‘ã‚́AKæķ‚ðŒð‚Ķ‚āAƒgƒƒ€ƒ\‚ɃiƒgƒŠƒEƒ€ƒ‰ƒCƒ_[‚ðÝ’u‚Å‚Ŧ‚Č‚Ē‚Đ‚Ē‚ë‚Ē‚댟“Ē‚ĩ‚Ü‚ĩ‚―BŠJ”­EÝ’u”ï—p‚Í1‰­‰~ƒNƒ‰ƒX‚Č‚Ė‚ŁA‚Ų‚Æ‚ņ‚Į Mission Impossible! ‚Å‚·B‚Å‚āAŠïÕ‚Š‚Ļ‚Ŧ‚Ü‚ĩ‚āA—\ŽZ‚Š‚‚Ŧ‚Ü‚ĩ‚―I@2007”NˆČ~‚́AƒiƒgƒŠƒEƒ€ƒ‰ƒCƒ_[’†S‚ĖķŠˆ‚É“Ë“üBƒŒ[ƒU[‚Ėŧė‚É‚Ē‚ë‚Ē‚ëĒ“ï‚Š‚ ‚č‚Ü‚ĩ‚―‚ŠAŠïÕ‚Ė˜A‘ąil‚Ė—ցAl‚Ė‰j‚ŁA‚Č‚ņ‚Æ‚ĐA2010”N10ŒŽ‚ÉŠÏ‘ŠŠJŽn‚Š‚Å‚Ŧ‚Ü‚ĩ‚―B”„‚č‚́A‚Č‚ņ‚Æ‚Ē‚Á‚Ä‚ā5•ûŒü“ŊŽžŠÏ‘Š‚ŁA‚ģ‚į‚ɁA‘fl‘åŠw‰@ķ‚Å‚āAˆęl‚ʼn^—p‚Å‚Ŧ‚éiƒRƒ“ƒrƒj‚Ėƒƒ“ƒIƒy‚ū‚ˁj‚ą‚ƁI‚ą‚ę‚܂ŁA5–ž‹ß‚­‚ĖŠwķ‚ŠAƒƒ“ƒIƒy‚ðs‚Ē‚Ü‚ĩ‚―B–ž‘å‚ū‚Ŋ‚Å‚Č‚­A“d’Ę‘å‚âMB‘åŠw‚ĖŠwķ‚āŠÏ‘Š‚ÉŽQ‰Á‚ĩ‚Ä‚Ē‚Ü‚·Bƒgƒƒ€ƒ\‚́A11ŒŽ23“ú‚ē‚ë`‚PŒŽ23“ú‚ē‚ë‚܂ŁA–ņ2ƒPŒŽŠÔ‘ū—z‚Šļ‚č‚Ü‚đ‚ņBPolar night! ‚ŧ‚ę‚Å‚āA’‹ŠÔ‚Ė”ŽžŠÔ‚Í–ū‚é‚­‚Č‚č‚Ü‚·B12ŒŽ‚Æ1ŒŽ‚́A°‚ę‚Č‚įA‚P“ú20ŽžŠÔƒ‰ƒCƒ_[ŠÏ‘Š‚Å‚Ŧ‚Ü‚·B^“~‚ą‚ŧƒƒCƒ“ƒV[ƒYƒ“B‚ą‚ę‚܂ŁA2‰ņA”N‰z‚ĩŠÏ‘Š‚ðŽĀŽ{‚ĩ‚Ü‚ĩ‚―BŽ„‚͉ƒë‘æˆę‚Č‚Ė‚ŁAŽc”O‚Å‚·‚Š‚ą‚Ė‚æ‚Ī‚ČŠy‚ĩ‚ĒŠÏ‘Š‚́AŽá‚Ēl‚É‚ĻŠč‚Ē‚ĩ‚Ä‚Ē‚Ü‚·B2011”N‚Ė“~‚́ATŒN&HŒNA2014”N‚Ė“~‚́ATŒN&HŒNi‚ ‚ęA‹ô‘RƒCƒjƒVƒƒƒ‹“Ŋ‚ķ‚ū‚ˁj‚ŠAƒNƒŠƒXƒ}ƒXANew year@‚ðƒgƒƒ€ƒ\‚ĖŠÏ‘ŠŠ‚ʼn߂ē‚ĩ‚āAƒ‰ƒCƒ_[ŠÏ‘Š‚ðŒp‘ą‚ĩ‚ÄŽĀŽ{‚ĩ‚Ä‚­‚ę‚Ü‚ĩ‚―B‚Ŧ‚Á‚ƈęķ‚ĖŽv‚Ēo‚É‚Č‚Á‚―‚ÆŽv‚Ē‚Ü‚·B‚ŧ‚ęˆČ~‚́AŽ„‚Š”N––ƒMƒŠƒMƒŠ‚܂ő؍݂·‚éƒpƒ^[ƒ“‚É•Ï‚í‚č‚Ü‚ĩ‚―B‚ą‚ą10”NAŒĪ‹†Š‚â’m‚č‡‚Ē‚Æ‚Ė–Y”N‰ï‚Í‚ē–ģđ‘ŋ‚ĩ‚Ä‚Ļ‚č‚Ü‚·B12ŒŽ‚́Aƒ‰ƒCƒ_[ŠÏ‘Š‚ĖŒŽIƒf[ƒ^‚Í‚―‚­‚ģ‚ņ‚―‚Ü‚č‚Ü‚ĩ‚―B‚Ē‚ë‚Ē‚ëŠy‚ĩ‚Ē‚ą‚Æ‚Š‚Å‚Ŧ‚ŧ‚Ī‚Å‚·B‚ą‚ę‚܂ŁAƒ‰ƒCƒ_[ŠÖŒW‚Ė˜_•ķ‚́A9•Ō‚ЂȁB‚ā‚Á‚Ƙ_•ķ‘‚Ђ˂΁BBB

 

ƒiƒgƒŠƒEƒ€ƒ‰ƒCƒ_[ŠÖŒW˜_•ķ

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, and A. Brekke, Fine structure of sporadic sodium layer observed with a sodium lidar at Troms_, Norway, Geophys. Res. Lett., 38, L18102, doi:10.1029/2011GL048685, 2011.

Matuura, N., T. Tsuda, and S. Nozawa, Field-Aligned Current Loop Model on Formation of Sporadic Metal Layers, J. Geophys. Res., 118, doi:10.1002/jgra.50414, 2013.

Tsuda, 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 Troms_, Norway, Geophys. Res. Lett., 40, 4486-4490, DOI: 10.1002/grl.50897, 2013.

Nozawa, S., T. D. Kawahara, N. Saito, C. M. Hall, T. T. Tsuda, T. Kawabata, S. Wada, A. Brekke, T. Takahashi, H. Fujiwara, Y. Ogawa, and R. Fujii, Variations of the neutral temperature and sodium density between 80 and 107 km above Tromso during the winter of 2010-2011 by a new solid state sodium LIDAR, J. Geophys. Res., 119, doi:10.1002/2013JA019520, 441-451, 2014.

Takahashi, T., S. Nozawa, M. Tsutsumi, C. Hall, S. Suzuki, T. T. Tsuda, T. D. Kawahara, N. Saito, S. Oyama, S. Wada, T. Kawabata, H. Fujiwara, A. Brekke, A. Manson, C. Meek, and R. Fujii, A case study of gravity wave dissipation in the polar MLT region using sodium LIDAR and radar data, Ann. Geophys., 32, 1195-1205, 2014.

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, and R. Fujii, A case study on generation mechanisms of a sporadic sodium layer above Troms_ (69.6‹N) during a night of high auroral activity, Ann. Geophys., 33, 941-953, 2015.

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, and A. Brekke, A sporadic sodium layer event detected with five-directional lidar and simultaneous wind, electron density, and electric field observation at Troms_, Norway, Geophys. Res. Lett., 42, 9190-9196, 2015GL066411, 2015.

Takahashi, T., K. Hosokawa, S. Nozawa, T. Tsuda, Y. Ogawa, M. Tsutsumi, Y. Hiraki, H. Fujiwara, T. Kawahara, N. Saito, S. Wada, T. Kawabata, C. Hall, Depletion of mesospheric sodium during extended period of pulsating aurora, J. Geophys. Res., 122, 1212-1220, 2017.

Kawahara, T.D., S. Nozawa, N. Saito, T, Kawabata, T.T. Tsuda, and S. Wada, Sodium temperature/wind LIDAR based on laser-diode-pumped Nd:Yag lasers deployed at Troms_, Norway (69.6‹, 19.2‹), Optics Express, 25, A491-A501, 2017.

 

i‚TjƒI[ƒƒ‰ƒtƒHƒgƒ[ƒ^@`ƒI[ƒƒ‰ŠÏ‘Š‚ā‚ĩ‚Ä‚Ļ‚č‚Ü‚·`

ƒgƒƒ€ƒ\EISCATŠÏ‘ŠŠ‚ÅŽn‚ß‚ÉŠJŽn‚ĩ‚―ŠÏ‘Š‚́AƒI[ƒƒ‰ƒtƒHƒgƒ[ƒ^‚Å‚·BF‘åæķ‚Š—\ŽZ‚ðŠl“ū‚ĩA1994”N‚ē‚ëŧė‚ĩ‚āAƒgƒƒ€ƒ\‚ÉŽ‚ŋž‚Ý‚Ü‚ĩ‚―B“–Žž‚̓Lƒƒƒ“ƒy[ƒ“ƒx[ƒX‚ÅŠÏ‘ŠŽĀŽ{‚ĩ‚Ä‚Ē‚Ü‚ĩ‚―B‚ŧ‚ĖŒãAƒn[ƒh•ƒ\ƒtƒgƒEƒGƒAŠJ”­‚Š“ūˆÓ‚ČAŒN‚Š“üŠw‚ĩA”Þ‚Š’†S‚Æ‚Č‚Á‚ÄŠÏ‘ŠŽĐ“Ū‰ŧ‚É’…ŽčB2002”N“~‚Đ‚įŽĐ“ŪŠÏ‘Š‚ðŠJŽn‚ĩ‚Ü‚ĩ‚―B‚ŧ‚ĖŒãAŽĐ“ŪŠÏ‘Š‚ð10”NˆČã‘ą‚Ŋ‚Ü‚ĩ‚―‚ŠA˜V‹€‰ŧ‚Ė‚―‚߂ɁA2016”N‚ē‚ë‚ÉŒp‘ą‚ð’f”OB•Ę—\ŽZ‚ŁAV‚ĩ‚ĒƒtƒHƒgƒ[ƒ^(5”g’·ƒtƒHƒgƒ[ƒ^)‚ðŧė‚ĩA2017”N2ŒŽ‚Đ‚įƒgƒƒ€ƒ\‚ÅŠÏ‘Š’†B’·”N‚ĖhŠč‚Å‚ ‚鎋–ė•ûŒüŠm”F‹@”\‚Š‚‚Ē‚Ä‚Ē‚é—D‚ę‚ā‚ĖB‰ˆŽĨ—͐ü•ûŒü‚Š‘厖‚Č‚Ė‚Å‚·‚ŠA‚ą‚ę‚Ü‚Å‚ĖƒtƒHƒgƒ[ƒ^‚ł́AģŠm‚ɍ‡‚í‚đ‚é‚ą‚Æ‚Í•s‰Â”\‚Å‚ĩ‚―iu‰ˆŽĨ—͐ü•ûŒü‚ɍ‡‚í‚đ‚―vA‚Ƙ_•ķ‚ɏ‘‚Ē‚Ä‚ ‚é‚Ŋ‚ĮAŠm”F‚Í‚Å‚Ŧ‚Č‚Ē‚æ‚ˁH‚ą‚Ī‚Ē‚Ī˜_•ķ‚Š‘―‚Ē‚ÆŽv‚ĪjBĄ‰ņ‚ĖVƒtƒHƒgƒ[ƒ^‚́AƒfƒWƒ^ƒ‹ƒJƒƒ‰‚Æ‘g‚ݍ‡‚í‚đ‚āAŽ‹–ėŠm”F‹@”\‚ð‘•’…BŠÔˆá‚Ē‚Č‚­A‰ˆŽĨ—͐ü•ûŒü‚ðŠÏ‘Š‚ĩ‚Ä‚Ļ‚č‚Ü‚·B‚š‚Ђē—˜—p‚­‚ū‚ģ‚ĒB

 

 

ƒtƒHƒgƒ[ƒ^ŠÖŒW‚Ė˜_•ķ

Adachi, K., S. Nozawa, Y. Ogawa, A. Brekke, C. 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 Troms_ (69.6‹N), Earth, Planets and Space, 69: 90. doi:10.1186/s40623-017-0677-4, 2017.

Nozawa, S., T. Kawabata, K. Hosokawa, Y. Ogawa, T. Tsuda, A. Mizuno, R. Fujii, and C. Hall, A new five-wavelength photometer operated in Troms_ (69.6‹N, 19.2‹E), Earth, Planets and Space, 10.1186/s40623-018-0962-x, 70:193, 2018.

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

 

i‚UjŒ‹‚Ņ‚ƍĄŒã‚Ė“W–]

‚ą‚Ė30”N‹ß‚­‚ŁAi‰^—Į‚­j‚Ē‚ë‚Ē‚ëŠÏ‘Š‘•’u‚ðŠl“ū‚ĩAƒgƒƒ€ƒ\‚ʼn^—p‚ĩ‚Ä‚Ŧ‚Ä‚Ē‚Ü‚·Bƒf[ƒ^’~Ï‚―‚Á‚Õ‚č‚Å‚·B‚ā‚ĪŠÏ‘Š‚ĩ‚Č‚­‚Ä‚āA‚ą‚Ė’™‹āH‚ū‚Ŋ‚ŁA10”N‚ÍŒĪ‹†‚Å‚Ŧ‚ŧ‚Ī‚Č‚Ū‚į‚ĒB‚ĩ‚Đ‚ĩA2023”N‚ɂ́A‚‚Ē‚ÉEISCAT_3DƒŒ[ƒ_[‚Š‰Ō“­‚ĩ‚Ü‚·BV‚ĩ‚ĒŽž‘ã‚Ė–‹ŠJ‚Ŋ‚Å‚·B‚š‚Ђą‚ĖƒŒ[ƒ_[‚ð—p‚Ē‚āAƒuƒŒ[ƒNƒXƒ‹[“I‚ČŒĪ‹†‚ðŽĀŽ{‚ĩ‚―‚ĒB‚ŧ‚Ė‚―‚߂ɁAŒŧ—LŠÏ‘Š‘•’uŒQ‚ĖŒp‘ąŠÏ‘Š‚Š•K—v‚Å‚·IV‚ĩ‚Ēƒ‰ƒCƒ_[‚ðė‚č‚―‚ĒIŒŧÝ‚ĖƒiƒgƒŠƒEƒ€ƒ‰ƒCƒ_[ƒŒ[ƒU[‚ðƒpƒ[ƒAƒbƒv‚·‚é‚ЁA•Ę‚Ė”g’·‚Å•ĘĒŠE‚ðŠÏ‚é‚ЁBŒŧÝ’‡ŠÔ‚ÆŒŸ“Ē’†B

 

‘åŠw‰@‚ðŒŸ“Ē‚ĩ‚Ä‚Ē‚éŠwķ‚ĖŠF—lA‹ŧ–Ą‚ ‚ę‚ÎŽ„‚Ė‚Æ‚ą‚ë‚ŁA–k‹ÉŒ—’ī‚‘w‘å‹C‚ĖŒĪ‹†‚ĩ‚Ü‚ĩ‚å‚Ī`I

 

Žŋ–â“™‚ ‚ę‚΁Anozawa at isee.nagoya-u.ac.jp

‚Ƀ[ƒ‹‚ĩ‚Ä‚­‚ū‚ģ‚Ē‚ˁB at = @



Go to Nozawa webpage