D. Orr

发表

A statistical study of the local time asymmetry of Pc 5 ULF wave characteristics observed at midlatitudes by SAMNET

G. Chisham, D. Orr, 1997 .

Geomagnetic pulsation phase patterns over an extended latitudinal array

D. Orr, H. W. Hanson, 1981 .

Magnetospheric hydromagnetic waves: their eigenperiods, amplitudes and phase variations; a tutorial introduction

D. Orr, 1984 .

Magnetotelluric studies in the Market Weighton area of eastern England

D. Orr, D. Kao, 1982 .

Locating the Pc 1 generation region by a statistical analysis of ground based observations

D. Orr, B. Roth, 1975 .

Pi2 pulsation polarization patterns on the U.K. sub-auroral magnetometer network (SAMNET)

T. Yeoman, D. Milling, D. Orr, 1990 .

Pc 5 pulsations and their possible source mechanisms: a case study

M. Lester, K. Glassmeier, E. Amata, 1984 .

Phase and spectral power of mid-latitude Pi2 pulsations: evidence for a plasmaspheric cavity resonance

T. Yeoman, D. Orr, 1989 .

The response of the magnetosphere to the passage of a coronal mass ejection on March 20–21 1990

M. Lester, D. Knipp, T. Yeoman, 1997 .

Time of flight calculations for high latitude geomagnetic pulsations

Mike Warner, D. Orr, D. Orr, 1979 .

Magnetic pulsations within the magnetosphere: A review

D. Orr, D. Orr, 1973 .

Monitoring spatial and temporal variations in the dayside plasmasphere using geomagnetic field line resonances

Barry J. Fraser, David K. Milling, Frederick W. Menk, 1999 .

The variation of geomagnetic micropulsation periods with latitude and the plasmapause

J. Matthew, D. Orr, David Orr, 1971 .

A global pulsation event with conjugate study

D. Orr, S. J. Davison, 1989 .

A statistical study of giant pulsation latitudinal polarization and amplitude variation

Ian R. Mann, I. Mann, G. Chisham, 1997 .

Observations of a giant pulsation across an extended array of ground magnetometers and on auroral radar

Timothy K. Yeoman, T. Yeoman, G. Chisham, 1992 .

Statistical studies of giant pulsations (Pgs) : harmonic mode

G. Chisham, D. Orr, 1991 .

The effect of damping on geomagnetic pulsation amplitude and phase at ground observatories

H. Gough, D. Orr, H. Gough, 1984 .

Range finding of Alfvén oscillations and direction finding of ion-cyclotron waves by using the ground-based ULF finder

O. Pokhotelov, A. Guglielmi, J. Kangas, 1997 .

Hydromagnetic wave observations at large longitudinal separations

L. Lanzerotti, D. Orr, D. Webb, 1977 .

The Magnetic and Optical Signature of a Pg Pulsation

H. Lühr, M. Taylor, G. Chisham, 1990 .

Pulsating auroral forms and their association with geomagnetic giant pulsations

M. Taylor, G. Chisham, D. Orr, 1989 .

Observations of forced oscillations of the magnetosphere by a geostationary satellite and an extensive ground magnetometer array

H. Gough, D. Orr, 1986 .

CORRELATIONS BETWEEN GROUND OBSERVATIONS OF PI-2 GEOMAGNETIC-PULSATIONS AND SATELLITE PLASMA-DENSITY OBSERVATIONS

M. Lester, D. Orr, 1983 .

Statistical studies of geomagnetic pulsations with periods between 10 and 70 sec and their relationship to the plasmapause region

D. Orr, D. Webb, 1975 .

Pc5 ULF pulsations associated with waveguide modes observed with the IMAGE magnetometer array

Ian R. Mann, Frederick W. Menk, F. Menk, 1999 .

Polarization, propagation and MHD wave modes of Pi2 pulsations : SABRE/SAMNET results

M. Lester, D. Milling, D. Orr, 1991 .

Ionospheric boundary conditions of hydromagnetic waves : the dependence on azimuthal wavenumber and a case study

M. Lester, T. Yeoman, D. Orr, 1990 .

Anomalous sudden commencement on March 24, 1991

Kiyohumi Yumoto, David K. Milling, Howard J. Singer, 1997 .

The CME Event of February 21, 1994: Response of the Magnetic Field at the Earth's Surface

H. Lühr, S. Petrinec, T. Araki, 1996 .

A study of equatorial geomagnetic micropulsations

D. Orr, M. Channon, 1970 .

Ground-satellite correlations and geostationary orbit energy flow at substorm onset

T. Yeoman, D. Orr, A. Pedersen, 1990 .

Automated detection of Pi 2 pulsations using wavelet analysis: 1. Method and an application for substorm monitoring

T. Iyemori, H. Singer, T. Iyemori, 1998 .

Probing the plasmapause by geomagnetic pulsations

D. Orr, 1975 .

The spatio-temporal characteristics of Pi2's

M. Lester, D. Orr, 1981 .

A comparison of midlatitude Pi 2 pulsations and geostationary orbit particle injections as substorm indicators

M. Freeman, M. Lester, T. Yeoman, 1994 .

CRRES/Ground-based multi-instrument observations of an interval of substorm activity

P. N. Smith, S. Coles, M. Lester, 1994 .

Plasma flow bursts in the nightside auroral zone ionosphere and their relation to geomagnetic activity

J. P. Morelli, M. Freeman, M. Lester, 1993 .

Discrete Field Line Resonances and the Alfvén Continuum in the Outer Magnetosphere

Ian R. Mann, Frederick W. Menk, F. Menk, 1999 .

Geomagnetic micropulsations, pi2, at low latitudes

D. Orr, H. G. Barsczus, 1969 .

ABERRATIONS IN ELECTROSTATIC QUADRUPOLES

D. Orr, D. Orr, 1963 .

Radar observations of auroral zone flows during a multiple-onset substorm

J. P. Morelli, M. Freeman, M. Lester, 1995 .

The use of a model current wedge in the determination of the position of substorm current systems

D. Orr, M. Cramoysan, R. J. Bunting, 1995 .

Geomagnetic pulsations (5–50 mHz) and the interplanetary magnetic field

D. Orr, D. Webb, 1976 .