研究業績

論文(Refereed)

Kawano, H., A. S. Yukimatu, Y. Tanaka, S. Saita, N. Nishitani, and T. Hori,
SC-triggered 1.6mHz waves including an interval with latitude-dependent phase
shift, observed by the SuperDARN Hokkaido East Radar in mid latitudes: Possible
global magnetospheric cavity-mode waves and their field-line resonance with poloidal
Alfven-mode waves, Memoirs of the Faculty of Science, Kyushu University, Series D,
Earth and Planetary Sciences, Vol. 34 (No. 1), pp. 1-15, Nov. 21, 2016.

Hidehiko Suzuki, Kazuyo Sakanoi, Nozomu Nishitani, Tadahiko Ogawa, Mitsumu K. Ejiri,
Minoru Kubota, Takenori Kinoshita, Yasuhiro Murayama and Yasushi Fujiyoshi, First
imaging and identification of a noctilucent cloud from multiple sites in Hokkaido
(43.2-44.4 N), Japan, Earth, Planets and Space 2016 68:182, DOI:
10.1186/s40623-016-0562-6.

Lyons, L.R., B. Gallardo-Lacourt, S. Zou, J. M. Weygand, Y. Nishimura, W. Li,
M. Gkioulidou, V. Angelopoulos, E. F. Donovan, J. M. Ruohoniemi, B. J. Anderson,
S. G. Shepherd and N. Nishitani, The 17 March 2013 storm: Synergy of observations
related to electric field modes and their ionospheric and magnetospheric Effects,
Journal of Geophysical Research: Space Physics, Volume 121, Issue 11, November
2016, Pages: 10,880-10,897, DOI: 10.1002/2016JA023237.

Ying Zou, Yukitoshi Nishimura, Johnathan K. Burchill, David J. Knudsen, Larry
R. Lyons, Kazuo Shiokawa, Stephan Buchert, Steve Chen, Michael J. Nicolls,
J. Michael Ruohoniemi, Kathryn A. McWilliams and Nozomu Nishitani, Localized
field-aligned currents in the polar cap associated with airglow patches, Journal
of Geophysical Research: Space Physics, Volume 121, Issue 10, October 2016,
Pages: 10,172-10,189, DOI: 10.1002/2016JA022665.

Oinats, A.V., N. Nishitani, P. Ponomarenko, and K. Ratovsky, Diurnal and seasonal
behavior of the Hokkaido East SuperDARN ground backscatter: simulation and
observation, Earth, Planets and Space. 68:18, DOI: 10.1186/s40623-015-0378-9, 2016.

Oinats, A.V., N. Nishitani, P. Ponomarenko, O. Berngardt, and K. Ratovsky, Statistical
characteristics of medium-scale traveling ionospheric disturbances revealed from the
Hokkaido East and Ekaterinburg HF radar data, Earth, Planets and Space. 68:8,
DOI: 10.1186/s40623-016-0390-8, 2016.

Yakymenko, K.N, A. V. Koustov, and N. Nishitani, Statistical study of midlatitude E
region echoes observed by the Hokkaido SuperDARN HF radar, J. Geophys. Res., 120,
9959-9976, doi:10.1002/2015JA021685, 2015.

Teramoto, M. N. Nishitani, Y. Nishimura, and T. Nagatsuma, Latitudinal dependence on
frequency of Pi2 pulsations near the plasmapause, using THEMIS satellites and
Asian-Oceanian SuperDARN radars, Earth Planets Space, 68:22, doi:
10.1186/s40623-016-0397-1, 2016.

Hori T., A. Shinbori, S. Fujita, and N. Nishitani, IMF-By dependence of transient
ionospheric flow perturbation associated with sudden impulses: SuperDARN observations,
Earth, Planets Space, 67:190, doi: 10.1186/s40623-015-0360-62015, 2015.

Ponomarenko, P., N. Nishitani, A.V. Oinats, T. Tsuya and J.-P. St.-Maurice, Application
of ground scatter returns for calibration of HF interferometry data, Earth Planets
Space, 67:138, doi: 10.1186/s40623-015-0310-3, 2015.

Nagano, H., N. Nishitani, and T. Hori, Occurrence characteristics and lowest speed
limit of Sub-Auroral Polarization Stream (SAPS) observed by the SuperDARN Hokkaido
East radar, Earth Planets Space, 67:126, doi: 10.1186/s40623-015-0299-7, 2015.

Oinats, A.V., V.I. Kurkin, and N. Nishitani, Statistical study of medium-scale
traveling ionospheric disturbances using SuperDARN Hokkaido ground backscatter data
for 2011, Earth Planets Space, 67, 22, doi:10.1186/s40623-015-0192-4, 2015.

Teramoto, M., N. Nishitani, V. Pilipenko, T. Ogawa, K. Shiokawa, T. Nagatsuma, A.
Yoshikawa, D. Baishev, and K. T. Murata, Pi2 pulsation simultaneously observed in
the E and F region ionosphere with the SuperDARN Hokkaido radar, J. Geophys. Res,
119, 3444-3462, doi:10.1002/2012JA018585, 2014.

Bea Gallardo-Lacourt, Y. Nishimura, L.R. Lyons, S. Zou, V. Angelopoulos, E. Donovan,
K.A. McWilliams, J.M. Ruohoniemi, and N. Nishitani, Coordinated SuperDARN THEMIS ASI
observations of mesoscale flow bursts associated with auroral streamers, J. Geophys.
Res., 119,1,142-150, doi:10.1002/2013JA019245, 2014.

Zou, Y., Y. Nishimura, L.R. Lyons, E.F. Donovan, J.M. Ruohoniemi, N. Nishitani and
K.A. McWilliams, Statistical relationships between enhanced polar cap flows and PBIs,
J. Geophys. Res., 119, 51-162, doi:10.1002/2013JA019269, 2014.

Zou, Y., and N. Nishitani, Study of mid-latitude ionospheric convection during quiet
and disturbed periods using the SuperDARN Hokkaido radar. J. Adv. Space Res.,
http://dx.doi.org/10.1016/j.asr.2014.01.011, 2014.

Koustov, A.V., K. N. Yakymenko, N. Nishitani, and P. V. Ponomarenko, Hokkaido HF
radar signatures of periodically reoccurring nighttime MSTIDs detected at short
ranges, J. Geophys. Res., in press, doi:10.1002/2013JA019422, 2014.

Ogawa, T., N. Nishitani, S. Kawamura, and Y. Murayama, Mesosphere summer echoes
observed with the SuperDARN Hokkaido HF radar at Rikubetsu, Japan (43.5N),
Earth Planets Space, 65, 1593-1597, 2013.

Watanabe, D., and N. Nishitani, Study of ionospheric disturbances during solar flare
events with the SuperDARN Hokkaido Radar, Adv. Polar Sci., 24, 12-18, 2013.

Hori, T., N. Nishitani, Y. Miyoshi, Y. Miyashita, K. Seki, T. Segawa, K. Hosokawa,
A. S. Yukimatu, Y. Tanaka, N. Sato, M. Kunitake, and T.  Nagatsuma, An integrated
analysis platform merging the SuperDARN data within the THEMIS tool developed by
ERG-Science Center (ERG-SC), Adv. Polar Sci., 24,  doi:
10.3724/SP.J.1085.2013.000692013, 69-77, 2013.

Ichihara, A., N. Nishitani, T. Ogawa, and T. Tsugawa, Northward-propagating nighttime
medium-scale traveling ionospheric disturbances observed with the SuperDARN Hokkaido
HF radar and GEONET, Adv. Polar Sci., 24, 42-49, 2013.

Hori, T., A. Shinbori, N. Nishitani, T. Kikuchi, S. Fujita, T. Nagatsuma, O.
Troshichev, K. Yumoto, A. Moiseyev, and K. Seki, Evolution of negative SI-induced
ionospheric flows observed by SuperDARN King Salmon HF radar, J. Geophys. Res., 117,
A12223, 10.1029/2012JA018093, 2012.

Mori, D., A.V. Koustov, P.T. Jayachandran, and N. Nishitani, Resolute Bay CADI
ionosonde drifts, PolarDARN HF velocities, and cross polar cap potential, Radio Sci.,
47, 3, doi:10.1029/2011RS004947, 2012.

Kim, K.-H., D.-H. Lee, K. Shiokawa, E. Lee, J.-S. Park, H.-J. Kwon, V. Angelopoulos,
Y.-D. Park, J. Hwang, N. Nishitani, T. Hori, K. Koga, T. Obara, K. Yumoto, and
D. Baishev, Magnetospheric responses to the passage of the interplanetary shock on 24
November 2008, J. Geophys. Res., 117, A10209, doi:10.1029/2012JA017871, 2012.

Ogawa, T., N. Nishitani, T. Tsugawa, and K. Shiokawa, Giant ionospheric
disturbances observed with the SuperDARN Hokkaido HF radar and GPS network after
the 2011 Tohoku earthquake, Earth Planets Space, 64, 12, 1295-1307, 2012.

Koustov, A. V., K. Hosokawa, N. Nishitani, K. Shiokawa, and H. Liu, Signatures
of moving polar cap arcs in the F-region PolarDARN echoes, Ann. Geophys., 30,
441-455, doi:10.5194/angeo-30-441-2012, 2012. 

Lyons, L. R., Y. Nishimura, H.-J. Kim, E. Donovan, V. Angelopoulos, G. Sofko,
M. Nicolls, C. Heinselman, J. M. Ruohoniemi, and N. Nishitani, Possible
connection of polar cap flows to pre- and post-substorm onset PBIs and
streamers, J. Geophys. Res., 116, A12225, doi:10.1029/2011JA016850, 2011.

Nishitani, N., T. Ogawa, Y. Otsuka, K. Hosokawa, and T. Hori, Propagation of
large amplitude ionospheric disturbances with velocity dispersion observed by
the SuperDARN Hokkaido radar after the 2011 off the Pacific coast of Tohoku
Earthquake, Earth Planets Space, 63, 891-896, 2011.

Miyashita, Y., Y. Kamide, K. Liou, C.-C. Wu, A. Ieda, N. Nishitani,
S. Machida, Y. Saito, and T. Mukai, Successive substorm expansions during a
period of prolonged northward interplanetary magnetic field, J. Geophys. Res.,
116, A09221, doi:10.1029/2011JA016719, 2011.

Kitanoya, Y., T. Abe, A. W. Yau, T. Hori, and N. Nishitani, Localized electron
density enhancements in the high-altitude polar ionosphere and their relationships
with storm-enhanced density (SED) plumes and polar tongues of ionization (TOI),
Ann. Geophys., 29, 367-375, 2011.

Hosokawa, K., T. Tsugawa, K. Shiokawa, Y. Otsuka, N. Nishitani, T. Ogawa,
M. Hairston, and L. J. Paxton, Dynamic temporal evolution of polar cap tongue
of ionization during magnetic storm, J. Geophys. Res., 115, A12333,
doi:10.1029/2010JA015848, 2010.

Hosokawa, K., and N. Nishitani, Plasma irregularities in the duskside subauroral
ionosphere as observed with midlatitude SuperDARN radar in Hokkaido, Japan,
Radio Sci., 45, RS4003, doi:10.1029/2009RS004244, 2010. 

Hayashi, H., N. Nishitani, T. Ogawa, Y. Otsuka, T. Tsugawa, K. Hosokawa, and A. Saito,
Large-Scale traveling ionospheric disturbance observed by SuperDARN Hokkaido HF radar
and GPS networks on 15 December 2006, J. Geophys. Res., 115, A06309,
doi:10.1029/2009JA014297, 2010.

Kikuchi, T., Y. Ebihara, K.K. Hashimoto, R. Kataoka, T. Hori, S. Watari, and N.
Nishitani, Penetration of the convection and overshielding electric fields to the
equatorial ionosphere during a quasi-periodic DP2 geomagnetic fluctuation event,
J. Geophys. Res., 115, A05209, doi:10.1029/2008JA013948, 2010.

Nishimura, Y., et al. (N. Nishitani as 10th author), Preonset time sequence of auroral
substorms: Coordinated observations by all-sky imagers, satellites, and radars,
J. Geophys. Res., 115, A00I08, doi:10.1029/2010JA015832, 2010.

Koustov, A.V., N. Nishitani, K. Shiokawa, S. Suzuki, and B.M. Shevtsov,
Joint observations of a traveling ionospheric disturbance with the
Paratunka OMTI camera and the Hokkaido HF radar, Ann. Geophys., 27,
2399-2406, 2009.

Sakanoi, T., H. Fukunishi, K. Igarashi, S. Okano, and N. Nishitani, Neutral-ion
interaction in the auroral E region obtained from coordinated Fabry-Perot imager
and VHF radar observations, J. Geophys. Res., 114, A09305, doi:10.1029/2008JA013956,
2009. 

Tsuda, T.T., et al. (N. Nishitani as 7th author),  Acceleration mechanism of
high-speed neutral wind observed in the polar lower thermosphere, J. Geophys. Res.,
114, A04322, doi:10.1029/2008JA013867, 2009. 

Watari, S., et al. (N. Nishitani as 7th author), Measurements of geomagnetically
induced current in a power grid in Hokkaido, Japan, Space Weather, 7, S03002,
doi:10.1029/2008SW000417, 2009. 

Suzuki S., K. Hosokawa, Y. Otsuka, K. Shiokawa, T. Ogawa, N. Nishitani,
T. F. Shibata, A. V. Koustov, and B. M. Shevtsov, Coordinated observations
of nighttime medium-scale traveling ionospheric disturbances in 630-nm airglow
and HF radar echoes at midlatitudes, J. Geophys. Res., 114, A07312,
doi:10.1029/2008JA013963, 2009.

Kataoka, R., K. Hosokawa, N. Nishitani, and Y. Miyoshi, SuperDARN
Hokkaido radar observation of westward flow enhancement in
subauroral latitudes, Ann. Geophys., 27, 1695-1699, 2009.

Ogawa, T., N. Nishitani, Y. Otsuka, K. Shiokawa, T. Tsugawa,
and K. Hosokawa, Medium-scale traveling ionospheric disturbances
observed with the SuperDARN Hokkaido radar, all-sky imager and GPS
network, and their relation to concurrent sporadic-E irregularities,
J. Geophys. Res., 114, A03316, doi:10.1029/2008JA013893, 2009.

Koustov, A.V., K. Hosokawa, N. Nishitani, T. Ogawa, and K. Shiokawa, Rankin
Inlet PolarDARN radar observations of duskward moving Sun-aligned optical
forms, Ann. Geophys., 26, 2711-2723, 2008.

Ebihara, Y., N. Nishitani, T. Kikuchi, T. Ogawa, K. Hosokawa, M. -C. Fok and
M. F. Thomsen, Dynamical property of storm-time subauroral rapid flows as a
manifestation of complex structures of the plasma pressure in the inner
magnetosphere, J. Geophys. Res., 114, A01306, doi:10.1029/2008JA013614, 2008.

Shiokawa, K., Y. Otsuka, N. Nishitani, T. Ogawa, T. Tsugawa, T. Maruyama,
S. E. Smirnov, V. V. Bychkov, and B. M. Shevtsov, Northeastward motion
of nighttime MSTIDs at middle latitudes observed by an airglow imager,
J. Geophys. Res., 113, A12312, doi:10.1029/2008JA013417, 2008.

Koustov, A.V., N. Nishitani, Y. Ebihara, T. Kikuchi, M.R. Hairston, and D. Andre,
Subauroral polarization streams: observations with the Hokkaido and King Salmon
SuperDARN radars and modeling, Ann. Geophys., 26, 3317-3327, 2008.

Ishida, T., K. Hosokawa, T. Shibata, S. Suzuki, N. Nishitani, and T. Ogawa,
SuperDARN observations of daytime MSTIDs in the auroral and mid-latitudes:
Possibility of long-distance propagation, Geophys. Res. Lett., 35, L13102,
doi:10.1029/2008GL034623, 2008.

Ebihara, Y., N. Nishitani, T. Kikuchi, T. Ogawa, K. Hosokawa, and M.-C. Fok,
Two-dimensional observations of overshielding during a magnetic storm by the
Super Dual Auroral Radar Network (SuperDARN) Hokkaido radar, J. Geophys. Res.,
113, A01213, doi:10.1029/2007JA012641, 2008.

Shiokawa, K., G. Lu, Y. Otsuka, T. Ogawa, M. Yamamoto, N. Nishitani, and N. Sato,
Ground observation and AMIE-TIEGCM modeling of a storm-time traveling ionospheric
disturbance, J. Geophys. Res., 112, A05308, doi:10.1029/2006JA011772, 2007. 

Kataoka, R., N. Nishitani, Y. Ebihara, K. Hosokawa, T. Ogawa, T. Kikuchi, and
Y. Miyoshi, Dynamic variations of a convection flow reversal in the subauroral
postmidnight sector as seen by the SuperDARN Hokkaido HF radar, Geophys. Res. Lett.,
34, L21105, doi:10.1029/2007GL031552, 2007.

Miyashita, Y., et al. (N. Nishitani as 11th author), Plasmoids observed in the
near-Earth magnetotail at X ~ -7 RE, J. Geophys. Res., 110, A12214,
doi:10.1029/2005JA011263, 2005. 

Nishitani, N., and T. Ogawa, Model calculations of possible ionospheric backscatter echo
area for a mid-latitude HF radar, Adv. Polar Upper Atmos. Res., 19, 55-62, 2005.

Ogawa, T., S. Nozawa, M. Tsutsumi, N. F. Arnold, N. Nishitani, N. Sato, and
A. S. Yukimatu, Arctic and Antarctic polar mesosphere summer echoes observed
with oblique incidence HF radars: analysis using simultaneous MF and VHF radar
data, Ann. Geophys., 22, 4049-4059, 2004.

Nishitani, N., M. Lester, S. E. Milan, T. Ogawa, N. Sato, H. Yamagishi,
A. S. Yukimatu, and F. J. Rich, Unusual ionospheric echoes with high
velocity and very low spectral width observed by the SuperDARN radars
in the polar cap during high geomagnetic activity, J. Geophys. Res.,
109(A2), A02311, doi:10.1029/2003JA010048, 2004.

Ogawa, T., K. Hosokawa, N. Nishitani, N. Sato, H. Yamagishi, and A.S. Yukimatu,
Characteristics of polar mesosphere summer echoes observed with oblique incidence
HF radars at Syowa Station, Advances in Polar Upper Atmosphere Research, 17, 13-29,
2003.

Nishitani, N., V. Papitashvili, T. Ogawa, N. Sato, H. Yamagishi, A.S. Yukimatu,
and F.J. Rich, Interhemispheric asymmetry of the high latitude ionospheric
convection on May 11-12, 1999, J. Geophys. Res., 108(A5), 1184,
doi:10.1029/2002JA009680, 2003.

Ogawa, T., N.F. Arnold, S. Kirkwood, N. Nishitani, and M. Lester, Finland HF and
Esrange MST radar observations of polar mesosphere summer echoes, Ann.
Geophys., 21, 1047-1055, 2003.

Ogawa, T., N. Nishitani, N. Sato, H. Yamagishi, and A.S. Yukimatu, E region
echoes observed with the Syowa HF radar under disturbed geomagnetic conditions,
Advances in Polar Upper Atmosphere Research, 16, 84-98, 2002.

Makarevitch, R.A., A.V. Koustov, K. Igarashi, K. Ohtaka, T.Ogawa, N. Nishitani,
N. Sato, H. Yamagishi, and A. S. Yukimatu, Comparison of flow angle variations
of E-region echo characteristics at VHF and HF, Advances in Polar Upper Atmosphere
Research, 16, 59-83, 2002.

Ogawa, T., N. Nishitani, N. Sato, H. Yamagishi, and A.S. Yukimatu, Upper mesosphere 
summer echoes detected with the antarctic Syowa HF radar, Geophys. Res. Lett.,
29, 10.1029/2001GL014094, 2002.

Nishitani, N., T. Ogawa, N. Sato, H. Yamagishi, M. Pinnock, J.-P. Villain, G. Sofko, 
and O. Troshichev, A study of the dusk convection cell's response to an IMF 
southward turning, J. Geophys. Res., 107, 10.1029/2001JA900095, 2002.

Danskin, D.W., A.V. Koustov, T. Ogawa, N. Nishitani, S. Nozawa, S.E. Milan,
M. Lester, and D. Andre, On the factors controlling occurrence of F-region
coherent echoes, Ann. Geophys., 20, 1385-1397, 2002.

Koustov, A.V., D.W. Danskin, M. V. Uspensky, T. Ogawa, P. Janhunen, N. Nishitani,
S. Nozawa, M. Lester, and S.E. Milan, Velocities of auroral coherent echoes at
12 and 144 MHz, Ann. Geophys., 20, 1647-1661, 2002.

Ogawa, T., N. Nishitani, N. Sato, H. Yamagishi, and A.S. Yukimatu, Implications of 
statistics of near-range Doppler velocity observed with the Syowa East HF 
radar, Advances in Polar Upper Atmosphere Research, 15, 82-102, 2001.

Ogawa, T., S.C. Buchert, N. Nishitani, N. Sato, and M. Lester, Plasma density 
suppression process acound the cusp revealed by simultaneous CUTLASS and 
EISCAT Svalbard radar observations, J. Geophys. Res., 106, 5551-5564, 2001.

Shue, J.-H., Y. Kamide, R. Elphinstone, and N. Nishitani, Intense growth phase
events of substorms, J. Geophys. Res., 105(A3), 5357-5371, 2000.

Fukumoto, M., N. Nishitani, T. Ogawa, N. Sato, H. Yamagishi, and A.S. Yukimatu, 
Statistical study of Doppler velocity and echo power around 75 deg magnetic 
latitude obtained with the Syowa East HF radar, Advances in Polar Upper
Atmosphere Research, 14, 93-102, 2000.

Nishitani, N., T. Ogawa, M. Pinnock, M.P. Freeman, J.R. Dudeney, J.-P. Villain, K.B.
Baker, N. Sato, H. Yamagishi, and H. Matsumoto, A very large scale flow burst
observed by the SuperDARN radars, J. Geophys. Res., 104, 22469-22486, 1999.

Nishino, M., N. Nishitani, N. Sato, H. Yamagishi, M. Lester, and J.A. Holtet,
A rectified response of daytime radio wave absorption to southward and northward
excursions during northward interplanetary magnetic field: A case study, Advances
in Polar Upper Atmosphere Research, 13, 139-153, 1999.

Yamamoto, T., S. Inoue, M. Ozaki, and N. Nishitani, Distortion of the outer
boundary of the closed region in the Tsyganenko magnetic field model, Advances in
Polar Upper Atmosphere Research, 13, 89-104, 1999.

Fukumoto, M., N. Nishitani, T. Ogawa, N. Sato, H. Yamagishi, and A.S. Yukimatu,
Statistical analysis of echo power, Doppler velocity and spectral width 
obtained with the Syowa South HF radar, Advances in Polar Upper Atmosphere
Research, 13, 37-47, 1999.

Ogawa, T., N. Nishitani, M. Pinnock, N. Sato, H. Yamagishi, and A.S. Yukimatu,
Antarctic HF radar observations of irregularities associated with polar patches
and auroral blobs: A case study, J. Geophys. Res., 103, 26547-26558, 1998.

Nishitani, N., T. Ogawa, N. Sato, H. Yamagishi, A. Sessai Yukimatu, and M. Watanabe,
Averaged pattern of ionospheric echo region and convection: Initial results 
from the Syowa Station HF radar, Proc. of NIPR Symposium on Upper Atmosphere
Physics, 10, 42-49, 1997.

Shiokawa, K., K. Yumoto, N. Nishitani, K. Hayashi, T. Oguti, D. J. McEwen, Y. Kiyama,
F. J. Rich, and T. Mukai, Quasi-periodic poleward motions of Sun-aligned auroral
arcs in the high-latitude morning sector: A case study, J. Geophys. Res., 101(A9),
19789-19800, 1996.

Yamamoto, T., S. Inoue, N. Nishitani, M. Ozaki, and C.-I. Meng, A theory for generation
of the paired region 1 and region 2 field-aligned currents, J. Geophys. Res.,
101, 27199-27222, 1996.

Nishitani, N., G. Hough and M.W.J. Scourfield, Spatial and temporal characteristics of
giant undulations, Geophys. Res. Lett., 21, 2673-2676, 1994.

Nishitani, N., Magnetic field line connection between the ionosphere and the 
magnetosphere - Auroral activity and relevant magnetic field variations at 
geosynchronous orbit - , Ph-D Thesis, Nagoya University,  1992.

Oguti, T., N. Nishitani, and R. Nakamura, Auroral activity and its connection with 
magnetospheric processes - Magnetic field conjugacy between the polar ionosphere
and the magnetosphere -, J. Geomag. Geoelectr., 43, Suppl., 353-368, 1991.

Nishitani., N., and T. Oguti, Auroral activity and corresponding magnetic signatures at
geosynchronous orbit, J. Geomag. Geoelectr., 40, 423-445, 1988.

Oguti, T., K. Hayashi, T. Yamamoto, J. Ishida, T. Higuchi, and N. Nishitani, Absence of 
hydromagnetic waves in the magnetospheric equatorial region conjugate with
pulsating auroras, J. Geophys. Res., 91, 13711-13715, 1986.

論文(Non-refereed)
Nishitani, N., T. Ogawa, N. Sato, H. Yamagishi, M. Pinnock, J.-P. Villain, and G. Sofko,
Dynamics of ionospheric convection and current system following a sudden 
southward turning of the IMF, 23.1-23.4, Proceedings of the SuperDARN Annual
Meeting, Iceland, 1999.

Nishitani, N., G. Hough, and M.W.J. Scourfield, Fine-scale structure of the undulation
forms on the equatorial edge of the diffuse auroral region, Proceedings of 
Eighth International Symposium on Solar Terrestrial Physics, 125, 1994.