Institute of Space and Plasma Sciences

Research Output

1970

An improved type of electron temperature probe

Hirao, K. & Oyama, K. I., 1970 Jan 1, In : Journal of geomagnetism and geoelectricity. 22, 4, p. 393-402 10 p.

Research output: Contribution to journalArticle

Open Access
38 Citations (Scopus)

Effect of Electron heating on the Electron Temperature Probe

Hirao, K. & Oyama, K. I., 1970 Jan 1, In : Journal of geomagnetism and geoelectricity. 22, 3, p. 341-352 12 p.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)
1971

Electron Temperature Observed with the Langmuir Probe and Electron Temperature Probe

Hirao, K. & Oyama, K., 1971 Jan 1, In : Journal of geomagnetism and geoelectricity. 23, 2, p. 161-167 7 p.

Research output: Contribution to journalArticle

Open Access
4 Citations (Scopus)

Measurement of the Space Potential in Plasma

Hirao, K. & Oyama, K. I., 1971 Jan 1, In : Journal of geomagnetism and geoelectricity. 23, 1, p. 47-60 14 p.

Research output: Contribution to journalArticle

Open Access
8 Citations (Scopus)
1972

A critical study on the reliability of electron temperature measurements with a langmuir probe

Hirao, K. & Oyama, K., 1972 Jan 1, In : Journal of geomagnetism and geoelectricity. 24, 4, p. 415-427 13 p.

Research output: Contribution to journalArticle

Open Access
16 Citations (Scopus)
1975

Electron Temperature Probe Experiments on the Satellite “Taiyo”

Oyama, K. I. & Hirao, K., 1975 Jan 1, In : Journal of geomagnetism and geoelectricity. 27, 4, p. 321-330 10 p.

Research output: Contribution to journalArticle

Open Access
8 Citations (Scopus)

Erroneous evaluation of electron and ion temperatures from a contaminated retarding potential trap

Koichiro, O. & Kunio, H., 1975 Jan 1, In : Planetary and Space Science. 23, 9, p. 1309-1312 4 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Ordinary Electromagnetic Mode Instability

Cheng, C. Z., 1975 Apr, In : Journal of Plasma Physics. 13, 2, p. 335-348 14 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
1976

Application of a glass-sealed Langmuir probe to ionosphere study

Koichiro, O. & Hirao, K., 1976 Dec 1, In : Review of Scientific Instruments. 47, 1, p. 101-107 7 p.

Research output: Contribution to journalArticle

28 Citations (Scopus)

A systematic investigation of several phenomena associated with contaminated Langmuir probes

Koichiro, O., 1976 Jan 1, In : Planetary and Space Science. 24, 2, p. 183-190 8 p.

Research output: Contribution to journalArticle

25 Citations (Scopus)

Evidences of a distorted electron energy distribution in ionospheric plasma

Koh-Ichiro, O. & Kunio, H., 1976 Sep, In : Planetary and Space Science. 24, 9, p. 900-902,IN7-IN8,903-904

Research output: Contribution to journalArticle

6 Citations (Scopus)

Inaccuracies in electron density estimates due to surface contamination of Langmuir probes

Koichiro, O. & Hirao, K., 1976 Jan 1, In : Planetary and Space Science. 24, 1, p. 87-89 3 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Local Characteristics of the Electron Temperature Profile

Hirao, K. & Oyama, K., 1976 Jan 1, In : Journal of geomagnetism and geoelectricity. 28, 6, p. 507-514 8 p.

Research output: Contribution to journalArticle

Open Access
4 Citations (Scopus)

The integration of the vlasov equation in configuration space

Cheng, C. Z. & Knorr, G., 1976 Nov, In : Journal of Computational Physics. 22, 3, p. 330-351 22 p.

Research output: Contribution to journalArticle

564 Citations (Scopus)

Formation of convective cells, anomalous diffusion, and strong plasma turbulence due to drift instabilities

Cheng, C. Z. & Okuda, H., 1977 Jan 1, In : Physical review letters. 38, 13, p. 708-711 4 p.

Research output: Contribution to journalArticle

57 Citations (Scopus)

New three-dimensional simulation models for cylindrical and toroidal plasmas

Cheng, C. Z. & Okuda, H., 1977 Oct, In : Journal of Computational Physics. 25, 2, p. 133-150 18 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)

The integration of the Vlasov equation for a magnetized plasma

Cheng, C. Z., 1977 Aug, In : Journal of Computational Physics. 24, 4, p. 348-360 13 p.

Research output: Contribution to journalArticle

23 Citations (Scopus)
1978

Direct measurement of conjugate photoelectrons and predawn 630 nm airglow

Shepherd, G. G., Pieau, J. F., Ogawa, T., Tohmatsu, T., Oyama, K. & Watanabe, Y., 1978 Mar, In : Planetary and Space Science. 26, 3, p. 211-217 7 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Higher order multipoles and splines in plasma simulations

Okuda, H. & Cheng, C. Z., 1978 Jan 1, In : Computer Physics Communications. 14, 3-4, p. 169-176 8 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Numerical simulation of trapped-electron instabilities in toroidal geometry

Cheng, C. Z. & Okuda, H., 1978 Jan 1, In : Physical review letters. 41, 16, p. 1116-1119 4 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Theory and numerical simulations on collisionless drift instabilities in three dimensions

Cheng, C. Z. & Okuda, H., 1978 May, In : Nuclear Fusion. 18, 5, p. 587-607 21 p.

Research output: Contribution to journalArticle

49 Citations (Scopus)
1979

Anomalous Heating of the Thermal Electrons Near the Focus of the Sq Current Vortex (Sq Focus Anomaly)

Oyama, K. I. & Hirao, K., 1979 Jan 1, In : Journal of geomagnetism and geoelectricity. 31, 1, p. 11-19 9 p.

Research output: Contribution to journalArticle

Open Access
14 Citations (Scopus)

Distortions of the energy distribution of ionospheric thermal electrons near the focus of Sq current vortex

Koichiro, O. & Hirao, K., 1979 Jan 1, In : Planetary and Space Science. 27, 2, p. 183-192 10 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Electrostatic and magnetostatic particle simulation models in three dimensions

Okuda, H., Lee, W. W. & Cheng, C. Z., 1979 Jun, In : Computer Physics Communications. 17, 3, p. 233-238 6 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Interaction of a high frequency magnetic field with the drift-cyclotron loss-cone mirror instability

Shaing, K. C., Kesner, J. & Conn, R. W., 1979 Jan 1, In : Physics of Fluids. 22, 10, p. 2040-2041 2 p.

Research output: Contribution to journalReview article

1980

Absolute dissipative drift-wave instabilities in tokamaks

Chen, L., Chance, M. S. & Cheng, C-Z., 1980 Jan 1, In : Nuclear Fusion. 20, 7, p. 901-905 5 p.

Research output: Contribution to journalLetter

19 Citations (Scopus)

Drift-wave eigenmodes in toroidal plasmas

Chen, L. & Cheng, C. Z., 1980 Jan 1, In : Physics of Fluids. 23, 11, p. 2242-2249 8 p.

Research output: Contribution to journalArticle

68 Citations (Scopus)
Open Access
1 Citation (Scopus)

Is Te equal to Tnm at the heights of 100 to 120 km?

Oyama, K. I., Hirao, K., Banks, P. M. & Williamson, P. R., 1980 Mar, In : Planetary and Space Science. 28, 3, p. 207-211 5 p.

Research output: Contribution to journalArticle

29 Citations (Scopus)

Unstable universal drift eigenmodes in toroidal plasmas

Cheng, C. Z. & Chen, L., 1980 Jan 1, In : Physics of Fluids. 23, 9, p. 1770-1773 4 p.

Research output: Contribution to journalArticle

26 Citations (Scopus)
1981

Acceleration of heavy ions on auroral field lines

Ashour‐Abdalla, M., Okuda, H. & Cheng, C-Z., 1981 Jan 1, In : Geophysical Research Letters. 8, 7, p. 795-798 4 p.

Research output: Contribution to journalArticle

39 Citations (Scopus)

Anomalous diffusion and ion heating in the presence of electrostatic hydrogen cyclotron instabilities

Okuda, H., Cheng, C-Z. & Lee, W. W., 1981 Jan 1, In : Physical review letters. 46, 6, p. 427-430 4 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Ballooning-mode theory of trapped-electron instabilities in tokamaks

Cheng, C-Z. & Chen, L., 1981 Jan 1, In : Nuclear Fusion. 21, 3, p. 403-408 6 p.

Research output: Contribution to journalArticle

24 Citations (Scopus)

Correction [to “Acceleration of heavy ions on auroral field lines”]

Ashour‐Abdalla, M., Okuda, H. & Cheng, C. Z., 1981 Sep, In : Geophysical Research Letters. 8, 9, p. 1026 1 p.

Research output: Contribution to journalLetter

Effect of collisions on ion gyroresonance

Shaing, K. C. & Callen, J. D., 1981 Jan 1, In : Physics of Fluids. 24, 11, p. 2119-2120 2 p.

Research output: Contribution to journalArticle

Effects of the fast wave on the drift-cyclotron loss-cone mode

Shaing, K. C., 1981 Jan 1, In : Physics of Fluids. 24, 7, p. 1299-1302 4 p.

Research output: Contribution to journalArticle

Electrical behavior of a Shuttle Electrodynamic Tether System (SETS)

Banks, P. M., Williamson, P. R. & Oyama, K. I., 1981 Feb, In : Planetary and Space Science. 29, 2, p. 139-147 9 p.

Research output: Contribution to journalArticle

28 Citations (Scopus)

Electrostatic drift wave eigenmodes in tokamaks

Cheng, C. Z. & Tsang, K. T., 1981 Jun, In : Nuclear Fusion. 21, 6, p. 643-650 8 p.

Research output: Contribution to journalArticle

28 Citations (Scopus)

Interaction of lower hybrid wave fields with drift-cyclotron loss-cone instability

Shaing, K. C., 1981 Jan 1, In : Physics of Fluids. 24, 7, p. 1292-1298 7 p.

Research output: Contribution to journalArticle

Numerical simulations of electrostatic hydrogen cyclotron instabilities

Okuda, H., Cheng, C. Z. & Lee, W. W., 1981 Jan 1, In : Physics of Fluids. 24, 6, p. 1060-1068 9 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)

SHUTTLE ORBITER TETHERED SUBSATELLITE FOR EXPLORING AND TAPPING SPACE PLASMAS.

Banks, P. M., Williamson, P. R. & Oyama, K. I., 1981 Jan 1, In : Astronautics & aeronautics New York, N.Y.. 19, 2, p. 31-33 3 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
1982

Boundary layer corrections to neoclassical ripple transport in tokamaks

Shaing, K. C. & Callen, J. D., 1982 Jan 1, In : Physics of Fluids. 25, 6, p. 1012-1019 8 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

ELECTRON TEMPERATURE PROBE ON BOARD JAPAN'S 7TH SCIENTIFIC SATELLITE 'HINOTORI'.

Koichiro, O., Hirao, K., Coray, C. S., Kato, T., Oya, H., Takahashi, T. & Watanabe, S., 1982 Dec 1, p. 1515-1523. 9 p.

Research output: Contribution to conferencePaper

4 Citations (Scopus)

Energy distribution of thermal electrons at the height of lower-E-region

Oyama, K. I. & Hirao, K., 1982, In : Advances in Space Research. 2, 10, p. 89-91 3 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Floating potential and return current measurements in a rocket‐borne electron beam experiment

Kawashima, N., Sasaki, S., Oyama, K., Akai, K. & Nakai, Y., 1982 Sep, In : Geophysical Research Letters. 9, 9, p. 1061-1063 3 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

High-n collisionless ballooning modes in axisymmetric toroidal plasmas

Cheng, C-Z., 1982 Jan 1, In : Nuclear Fusion. 22, 6, p. 773-785 13 p.

Research output: Contribution to journalArticle

32 Citations (Scopus)

Kinetic theory of collisionless ballooning modes

Cheng, C. Z., 1982 Jan 1, In : Physics of Fluids. 25, 6, p. 1020-1026 7 p.

Research output: Contribution to journalArticle

78 Citations (Scopus)
3 Citations (Scopus)

US-JAPAN TETHERED PAYLOAD EXPERIMENT.

Hirao, K., Kawashima, N., Obayashi, T., Koichiro, O., Sasaki, S., Murasato, Y., Banks, P. M., Raitt, W. J., Williamson, P. R., Sharp, W. E. & Baker, K. D., 1982 Dec 1, p. 1481-1488. 8 p.

Research output: Contribution to conferencePaper