I. Hirota

发表

The quasi‐biennial oscillation

Kevin Hamilton, Takeshi Horinouchi, Dylan B. A. Jones, 2001 .

A Statistical Study of Inertia-Gravity Waves in the Middle Atmosphere

I. Hirota, Torn Niki, 1985 .

Small-scale Gravity Waves in the Lower Stratosphere Revealed by the MU Radar Multi-beam Observation

Kaoru Sato, I. Hirota, 1988 .

On the Dynamics of Long and Ultra-Long Waves in a Baroclinic Zonal Current

I. Hirota, 1968 .

Gravity wave and equatorial wave morphology of the stratosphere derived from long‐term rocket soundings

W. Hocking, S. Eckermann, I. Hirota, 1995 .

A Direct Solution of Poisson's Equation by Generalized Sweep-Out Method

I. Hirota, T. Tokioka, M. Nishiguchi, 1970 .

Kelvin waves near the equatorial stratopause as seen in SBUV ozone data

J. Gille, I. Hirota, M. Shiotani, 1991 .

Interannual Variability of the Tropospheric Circulation and its Relation to the Stratosphere in the

I. Hirota, M. Shiotani, Hiromatsu Aoki, 1996 .

Interannual variability of the stratospheric circulation in the southern hemisphere

I. Hirota, M. Shiotani, Naoki Shimoda, 1993 .

Global Characteristics of Medium-Scale Tropopausal Waves Observed in ECMWF Operational Data

Kaoru Sato, I. Hirota, Kazutaka Yamada, 2000 .

Planetary waves in the winter mesosphere ‐ preliminary analysis of nimbus 6 PMR results

J. Barnett, I. Hirota, 1977 .

Spectral Analysis of Planetary Waves in the Summer Stratosphere and Mesosphere

I. Hirota, 1975 .

Midwinter warmings in the southern hemisphere stratosphere in 1988

I. Hirota, M. Shiotani, K. Kuroi, 1990 .

Interannual Variability of the Northern Winter Stratospheric Circulation Related to the QBO and the

I. Hirota, Y. Naito, 1997 .

Diurnal Wind Variation in the Troposphere and Lower Stratosphere over Japan

I. Hirota, A. Yoshida, 1979 .

Upper stratospheric circulations in the two hemispheres observed by satellites

I. Hirota, M. Shiotani, T. Hirooka, 1983 .

Eastward travelling waves in the southern hemisphere stratosphere during the spring of 1983

I. Hirota, M. Shiotani, K. Kuroi, 1990 .

Planetary wave‐mean flow interaction in the stratosphere: A comparison between northern and southern hemispheres

I. Hirota, M. Shiotani, 1984 .

A split-root apparatus for examining the effects of hydraulic lift by trees on the water status of neighbouring crops

I. Hirota, H. Higuchi, T. Sato, 2004, Agroforestry Systems.

Periodic Variation of the Winter Stratospheric Circulation and Intermittent Vertical Propagation

I. Hirota, Y. Sato, 1969 .

Structure and Behavior of the Aleutian Anticyclone as Revealed by Meteorological Rocket and Satellite Observations

I. Hirota, T. Suzuki, S. Ikeda, 1973 .

Some Problems Relating to the Observed Characteristics of Gravity Waves in the Middle Atmosphere

I. Hirota, 1997 .

Seasonal and latitudinal variations of gravity waves

I. Hirota, 1990 .

Small-scale Disturbances in the Lower Stratosphere Revealed by Daily Rawin Sonde Observations

I. Hirota, Y. Kitamura, 1989 .

Climatology of gravity waves in the middle atmosphere

I. Hirota, 1984 .

A Cooperative Synchronous Observation of Winds and Tides in the Tropical Lower Stratosphere and Mesosphere Using VHF Radars at Jicamarca and Arecibo

J. Röttger, S. Kato, P. Czechowsky, 1986 .

Observational evidence of the semiannual oscillation in the tropical middle atmosphere—A review

I. Hirota, 1980 .

Direct measurement of air and precipitation particle motion by very high frequency Doppler radar

I. Hirota, K. Wakasugi, T. Tsuda, 1985, Nature.

Normal Mode Rossby Waves Observed in the Upper Stratosphere. Part II: Second Antisymmetric and Symmetric Modes of Zonal Wavenumbers 1 and 2

I. Hirota, T. Hirooka, 1985 .

Some further results on long term mesospheric and lower thermospheric wind observations by the Arecibo UHF radar

S. Fukao, S. Kato, I. Hirota, 1987 .

Short-period disturbances in the equatorial lower stratosphere

Kaoru Sato, I. Hirota, F. Hasegawa, 1994 .

Fifteen‐day observation of mesospheric and lower thermospheric motions with the aid of the Arecibo UHF radar

T. Tsuda, S. Fukao, S. Kato, 1983 .

Equatorial Waves in the Upper Stratosphere and Mesosphere in Relation to the Semiannual Oscillation of the Zonal Wind

Isamu Hirota, I. Hirota, 1978 .

Inertia-gravity waves in the troposphere and stratosphere observed by the MU radar

Isamu Hirota, I. Hirota, Toru Niki, 1986 .

A preliminary radar observation of long‐period waves in the tropical mesosphere over Jicamarca

S. Fukao, Toru Sato, S. Kato, 1980 .

Normal Mode Rossby Waves Observed in the Upper Stratosphere. Part I: First Symmetric Modes of Zonal Wavenumbers 1 and 2

I. Hirota, T. Hirooka, 1984 .

Nonlinear Evolution of Forced Rossby Waves in a Baro tropic Atmosphere Part I: Stability Properties of Forced Rossby Waves

I. Hirota, H. Mukougawa, 1986 .

Further evidence of normal mode Rossby waves

I. Hirota, T. Hirooka, 1989 .

Vector laplacian in general curvilinear coordinates

I. Hirota, Katsuji Chiyoda, I. Hirota, 1982 .

Kelvin Waves in the Equatorial Middle Atmosphere Observed by the Nimbus 5. SCR

I. Hirota, 1979 .

Magnetohydrodynamic Equilibrium with Spheroidal Plasma-Vacuum Interface : Compact Toroid without Toroidal Magnetic Field

I. Hirota, S. Kaneko, K. Chiyoda, 1983 .

Magnetohydrodynamic Equilibrium with Prolate Spheroidal Plasma-Vacuum Interface

I. Hirota, S. Kaneko, K. Chiyoda, 1981 .

Multiple Planetary Flow Regimes in the Southern Hemisphere

I. Hirota, M. Shiotani, S. Yoden, 1987 .

The influence of the Southern Oscillation on extratropical circulations during the northern hemisphere winter

T. Iwasaki, I. Hirota, 1988 .

Seasonal variation of planetary waves in the stratosphere observed by the Nimbus 5 SCR (Selective Ch

I. Hirota, 1976 .

Excitation of Planetary Rossby Waves in the Winter Stratosphere by Periodic Forcing

I. Hirota, 1971 .

Nonlinear Evolution of Forced Rossby Waves in a Barotropic Atmosphere Part II: Initial-value Problems

I. Hirota, H. Mukougawa, 1986 .

The Vertical Structure of the Stratospheric Sudden Warming

I. Hirota, 1967 .

Planetary Waves in the Upper Stratosphere in Early 1966

I. Hirota, 1968 .

Dynamic Instability of the Stratospheric Polar Vortex

I. Hirota, 1967 .

On the Dynamical Stability of Polar Vortex in Wintertime

T. Matsuno, I. Hirota, 1966 .

On the Response of Forced Rossby Waves to the Time Change of Zonal Wind and Forcing

I. Hirota, 1971 .

冬期成層圏における水平運動量輸送の年々変化;冬期成層圏における水平運動量輸送の年々変化;Year to Year Variations of Horizontal Eddy Flux of Momentum in the Winter Stratosphere

I. Hirota, Yasuo Satô, 1970 .

Medium-scale travelling waves over the North Atlantic

Kaoru Sato, I. Hirota, Kazutaka Yamada, 1995 .

Medium-Scale Travelling Waves in the Extra-Tropical Upper Troposphere

Kaoru Sato, I. Hirota, Hisaki Eito, 1993 .

A Study on Seasonal Variation of Upper Tropospheric Medium-Scale Waves over East Asia based on Regional Climate Model Data

Kaoru Sato, I. Hirota, Miho Yamamori, 1997 .

An intercomparison of medium-scale waves in the Northern and Southern Hemispheres

I. Hirota, T. Hirooka, Takashige Kuki, 1988 .

Gravity wave characteristics in the middle atmosphere derived from the Empirical Mode Decomposition method

Michael Bittner, Xun Zhu, Jeng-Hwa Yee, 1997 .

Interannual Variations of Planetary Waves in the Southern Hemisphere Stratosphere

I. Hirota, Yasuko Hio, 2002 .

Research Status and Recommendations from the Alaska Workshop on Gravity Waves and Turbulence in the Middle Atmosphere.

M. Geller, D. Fritts, I. Hirota, 1984 .

Quasi-stationary planetary waves in the Southern hemisphere troposphere

I. Hirota, Hiromatsu Aoki, 1998 .

Research status and recommendations from the Alaska Workshop on gravity waves and turbulence in the middle atmosphere, Fairbanks, Alaska, 18-22 July 1983

J. Holton, M. Geller, R. Lindzen, 1984 .

Enhanced Mid-latitude Tropospheric Column Ozone over East Asia: Coupled Effects of Stratospheric Ozone Intrusion and Anthropogenic Sources

K. Chance, K. Sudo, T. Nagashima, 2012 .