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51

Comparison of VLF sferics intensities at Halley, Antarctica, with tropical lightning and temperature

Watkins, N. W., Bharmal, N. A., Clilverd, M. A., Smith, A. J.

Journal:

Year:

2001

Language:

english

File:

PDF, 1.26 MB

english, 2001

52

The effect of snow accumulation on imaging riometer performance

Rose, Mike C., Jarvis, Martin J., Clilverd, Mark A., Maxfield, David J., Rosenberg, Theodore J.

Journal:

Year:

2000

Language:

english

File:

PDF, 912 KB

english, 2000

53

Total solar eclipse effects on VLF signals: Observations and modeling

Clilverd, Mark A., Rodger, Craig J., Thomson, Neil R., Lichtenberger, János, Steinbach, Péter, Cannon, Paul, Angling, Matthew J.

Journal:

Year:

2001

Language:

english

File:

PDF, 1.26 MB

english, 2001

54

Investigating the possible association between thunderclouds and plasmaspheric ducts

Clilverd, Mark A., Rodger, Craig J., Thomson, Neil R., Yearby, Keith H.

Journal:

Journal of Geophysical Research

Year:

2001

Language:

english

File:

PDF, 1.00 MB

english, 2001

55

The causes of long-term change in the aa index

Clilverd, Mark A.

Journal:

Journal of Geophysical Research

Year:

2002

Language:

english

File:

PDF, 211 KB

english, 2002

56

Determining the size of lightning-induced electron precipitation patches

Clilverd, Mark A.

Journal:

Journal of Geophysical Research

Year:

2002

Language:

english

File:

PDF, 452 KB

english, 2002

57

Observations of relativistic electron precipitation from the radiation belts driven by EMIC waves

Rodger, Craig J., Raita, Tero, Clilverd, Mark A., Seppälä, Annika, Dietrich, Sarah, Thomson, Neil R., Ulich, Thomas

Journal:

Geophysical Research Letters

Year:

2008

Language:

english

File:

PDF, 171 KB

english, 2008

58

Energetic electron precipitation during substorm injection events: High-latitude fluxes and an unexpected midlatitude signature

Clilverd, Mark A., Rodger, Craig J., Brundell, James, Bähr, John, Cobbett, Neil, Moffat-Griffin, Tracy, Kavanagh, Andrew J., Seppälä, Annika, Thomson, Neil. R., Friedel, Reiner H. W., Menk, Frederick

Journal:

Journal of Geophysical Research

Year:

2008

Language:

english

File:

PDF, 737 KB

english, 2008

59

The effects of hard-spectra solar proton events on the middle atmosphere

Seppälä, A., Clilverd, M. A., Rodger, C. J., Verronen, P. T., Turunen, E.

Journal:

Journal of Geophysical Research

Year:

2008

Language:

english

File:

PDF, 985 KB

english, 2008

60

Radiation belt electron precipitation by man-made VLF transmissions

Gamble, Rory J., Rodger, Craig J., Clilverd, Mark A., Sauvaud, Jean-André, Thomson, Neil R., Stewart, S. L., McCormick, Robert J., Parrot, Michel, Berthelier, Jean-Jacques

Journal:

Journal of Geophysical Research

Year:

2008

Language:

english

File:

PDF, 715 KB

english, 2008

61

Additional stratospheric NO x production by relativistic electron precipitation during the 2004 spring NO x descent event

Clilverd, Mark A., Seppälä, Annika, Rodger, Craig J., Mlynczak, Martin G., Kozyra, Janet U.

Journal:

Journal of Geophysical Research

Year:

2009

Language:

english

File:

PDF, 758 KB

english, 2009

62

Use of POES SEM-2 observations to examine radiation belt dynamics and energetic electron precipitation into the atmosphere

Rodger, Craig J., Clilverd, Mark A., Green, Janet C., Lam, Mai Mai

Journal:

Journal of Geophysical Research

Year:

2010

Language:

english

File:

PDF, 829 KB

english, 2010

63

Geomagnetic activity and polar surface air temperature variability

Seppälä, A., Randall, C. E., Clilverd, M. A., Rozanov, E., Rodger, C. J.

Journal:

Journal of Geophysical Research

Year:

2009

Language:

english

File:

PDF, 930 KB

english, 2009

64

Atmospheric impact of the Carrington event solar protons

Rodger, Craig J., Verronen, Pekka T., Clilverd, Mark A., Seppälä, Annika, Turunen, Esa

Journal:

Journal of Geophysical Research

Year:

2008

Language:

english

File:

PDF, 775 KB

english, 2008

65

Remote sensing space weather events: Antarctic-Arctic Radiation-belt (Dynamic) Deposition-VLF Atmospheric Research Konsortium network

Clilverd, Mark A., Rodger, Craig J., Thomson, Neil R., Brundell, James B., Ulich, Thomas, Lichtenberger, János, Cobbett, Neil, Collier, Andrew B., Menk, Frederick W., Seppälä, Annika, Verronen, Pekka

Journal:

Space Weather The International Journal of Research and Applications

Year:

2009

Language:

english

File:

PDF, 655 KB

english, 2009

66

Characteristics of localized ionospheric disturbances inferred from VLF measurements at two closely spaced receivers

Lev-Tov, Sean J., Inan, Umran S., Smith, Andy J., Clilverd, Mark A.

Journal:

Journal of Geophysical Research

Year:

1996

Language:

english

File:

PDF, 1.03 MB

english, 1996

67

A 25-year record of 10 kHz sferics noise in Antarctica: Implications for tropical lightning levels

Watkins, Nicholas W., Clilverd, Mark A., Smith, Andy J., Yearby, Keith H.

Journal:

Geophysical Research Letters

Year:

1998

Language:

english

File:

PDF, 532 KB

english, 1998

68

Is magnetospheric line radiation man-made?

Rodger, Craig J., Clilverd, Mark A., Yearby, Keith H., Smith, Andy J.

Journal:

Journal of Geophysical Research

Year:

2000

Language:

english

File:

PDF, 1.24 MB

english, 2000

69

Latitudinally dependent Trimpi effects: Modeling and observations

Clilverd, Mark A., Yeo, Richard F., Nunn, David, Smith, Andy J.

Journal:

Journal of Geophysical Research

Year:

1999

Language:

english

File:

PDF, 709 KB

english, 1999

70

Magnetospheric line radiation observations at Halley, Antarctica

Rodger, Craig J., Clilverd, Mark A., Yearby, Keith H., Smith, Andy J.

Journal:

Journal of Geophysical Research

Year:

1999

Language:

english

File:

PDF, 939 KB

english, 1999

71

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

Menk, F. W., Orr, D., Clilverd, M. A., Smith, A. J., Waters, C. L., Milling, D. K., Fraser, B. J.

Journal:

Journal of Geophysical Research

Year:

1999

Language:

english

File:

PDF, 1.81 MB

english, 1999

72

Investigating seismoionospheric effects on a long subionospheric path

Clilverd, Mark A., Rodger, Craig J., Thomson, Neil R.

Journal:

Journal of Geophysical Research

Year:

1999

Language:

english

File:

PDF, 927 KB

english, 1999

73

Temporal properties of magnetospheric line radiation

Rodger, Craig J., Clilverd, Mark A., Yearby, Keith H., Smith, Andy J.

Journal:

Journal of Geophysical Research

Year:

2000

Language:

english

File:

PDF, 1.21 MB

english, 2000

74

Decay of whistler-induced electron precipitation and cloud-ionosphere electrical discharge Trimpis: Observations and analysis

Dowden, Richard, Rodger, Craig, Brundell, James, Clilverd, Mark

Journal:

Year:

2001

Language:

english

File:

PDF, 1.70 MB

english, 2001

75

Modeling of subionospheric VLF signal perturbations associated with earthquakes

Rodger, Craig J., Clilverd, Mark A., Thomson, Neil R.

Journal:

Year:

1999

Language:

english

File:

PDF, 848 KB

english, 1999

76

Diurnal and annual variations in 10-kHz radio noise

Clilverd, Mark A., Watkins, Nicholas W., Smith, Andy J., Yearby, Keith H.

Journal:

Year:

1999

Language:

english

File:

PDF, 538 KB

english, 1999

77

Sunrise effects on VLF signals propagating over a long north-south path

Clilverd, Mark A., Thomson, Neil R., Rodger, Craig J.

Journal:

Year:

1999

Language:

english

File:

PDF, 770 KB

english, 1999

78

Lower ionospheric modification by lightning-EMP: Simulation of the night ionosphere over the United States

Rodger, Craig J., Cho, Mengu, Clilverd, Mark A., Rycroft, Michael J.

Journal:

Geophysical Research Letters

Year:

2001

Language:

english

File:

PDF, 503 KB

english, 2001

79

Determining long-term change in the ionosphere

Ulich, Thomas, Clilverd, Mark A., Rishbeth, Henry

Journal:

Eos Transactions American Geophysical Union

Year:

2003

Language:

english

File:

PDF, 265 KB

english, 2003

80

In situ and ground-based intercalibration measurements of plasma density at L = 2.5

Clilverd, M. A.

Journal:

Journal of Geophysical Research

Year:

2003

Language:

english

File:

PDF, 300 KB

english, 2003

81

Residual solar cycle influence on trends in ionospheric F2-layer peak height

Clilverd, M. A.

Journal:

Journal of Geophysical Research

Year:

2003

Language:

english

File:

PDF, 578 KB

english, 2003

82

Radiation belt electron precipitation fluxes associated with lightning

Clilverd, M. A.

Journal:

Journal of Geophysical Research

Year:

2004

Language:

english

File:

PDF, 210 KB

english, 2004

83

Reconstructing the long-term aa index

Clilverd, Mark A.

Journal:

Journal of Geophysical Research

Year:

2005

Language:

english

File:

PDF, 203 KB

english, 2005

84

Modeling a large solar proton event in the southern polar atmosphere

Clilverd, Mark A.

Journal:

Journal of Geophysical Research

Year:

2005

Language:

english

File:

PDF, 259 KB

english, 2005

85

The importance of atmospheric precipitation in storm-time relativistic electron flux drop outs

Clilverd, Mark A., Rodger, Craig J., Ulich, Thomas

Journal:

Geophysical Research Letters

Year:

2006

Language:

english

File:

PDF, 1.02 MB

english, 2006

86

Destruction of the tertiary ozone maximum during a solar proton event

Seppälä, A., Verronen, P. T., Sofieva, V. F., Tamminen, J., Kyrölä, E., Rodger, C. J., Clilverd, M. A.

Journal:

Geophysical Research Letters

Year:

2006

Language:

english

File:

PDF, 621 KB

english, 2006

87

Dynamic geomagnetic rigidity cutoff variations during a solar proton event

Rodger, Craig J., Clilverd, Mark A., Verronen, Pekka T., Ulich, Thomas, Jarvis, Martin J., Turunen, Esa

Journal:

Journal of Geophysical Research

Year:

2006

Language:

english

File:

PDF, 3.62 MB

english, 2006

88

Polar mesosphere summer echo detection using a dynasonde

Rose, Mike C., Clilverd, Mark A., Jarvis, Martin J., Rodwell, Shane

Journal:

Year:

2005

Language:

english

File:

PDF, 178 KB

english, 2005

89

Predicting Solar Cycle 24 and beyond

Clilverd, Mark A., Clarke, Ellen, Ulich, Thomas, Rishbeth, Henry, Jarvis, Martin J.

Journal:

Space Weather The International Journal of Research and Applications

Year:

2006

Language:

english

File:

PDF, 674 KB

english, 2006

90

Modeling polar ionospheric effects during the October-November 2003 solar proton events

Clilverd, Mark A., Seppälä, Annika, Rodger, Craig J., Thomson, Neil R., Verronen, Pekka T., Turunen, Esa, Ulich, Thomas, Lichtenberger, János, Steinbach, Péter

Journal:

Year:

2006

Language:

english

File:

PDF, 1.10 MB

english, 2006

91

Ionospheric evidence of thermosphere-to-stratosphere descent of polar NO X

Clilverd, Mark A., Seppälä, Annika, Rodger, Craig J., Verronen, Pekka T., Thomson, Neil R.

Journal:

Geophysical Research Letters

Year:

2006

Language:

english

File:

PDF, 155 KB

english, 2006

92

Mass and electron densities in the inner magnetosphere during a prolonged disturbed interval

Grew, R. S., Menk, F. W., Clilverd, M. A., Sandel, B. R.

Journal:

Geophysical Research Letters

Year:

2007

Language:

english

File:

PDF, 176 KB

english, 2007

93

Origins of plasmaspheric hiss

Meredith, Nigel P., Horne, Richard B., Clilverd, Mark A., Horsfall, David, Thorne, Richard M., Anderson, Roger R.

Journal:

Journal of Geophysical Research

Year:

2006

Language:

english

File:

PDF, 1.43 MB

english, 2006

94

Temporal variability of the descent of high-altitude NO X inferred from ionospheric data

Clilverd, Mark A., Seppälä, Annika, Rodger, Craig J., Thomson, Neil R., Lichtenberger, János, Steinbach, Péter

Journal:

Journal of Geophysical Research

Year:

2007

Language:

english

File:

PDF, 390 KB

english, 2007

95

NO x enhancements in the middle atmosphere during 2003–2004 polar winter: Relative significance of solar proton events and the aurora as a source

Seppälä, Annika, Clilverd, Mark A., Rodger, Craig J.

Journal:

Journal of Geophysical Research

Year:

2007

Language:

english

File:

PDF, 944 KB

english, 2007

96

Comment on “Preseismic Lithosphere-Atmosphere-Ionosphere Coupling”

Rodger, Craig J., Clilverd, Mark A.

Journal:

Eos Transactions American Geophysical Union

Year:

2007

Language:

english

File:

PDF, 828 KB

english, 2007

97

Arctic and Antarctic polar winter NO x and energetic particle precipitation in 2002–2006

Seppälä, Annika, Verronen, Pekka T., Clilverd, Mark A., Randall, Cora E., Tamminen, Johanna, Sofieva, Viktoria, Backman, Leif, Kyrölä, Erkki

Journal:

Geophysical Research Letters

Year:

2007

Language:

english

File:

PDF, 270 KB

english, 2007

98

Longitudinal and seasonal variations in plasmaspheric electron density: Implications for electron precipitation

Clilverd, M. A., Meredith, N. P., Horne, R. B., Glauert, S. A., Anderson, R. R., Thomson, N. R., Menk, F. W., Sandel, B. R.

Journal:

Journal of Geophysical Research

Year:

2007

Language:

english

File:

PDF, 584 KB

english, 2007

99

Nighttime ionospheric D region parameters from VLF phase and amplitude

Thomson, Neil R., Clilverd, Mark A., McRae, Wayne M.

Journal:

Journal of Geophysical Research

Year:

2007

Language:

english

File:

PDF, 1.06 MB

english, 2007

100

Improved dynamic geomagnetic rigidity cutoff modeling: Testing predictive accuracy

Clilverd, Mark A., Rodger, Craig J., Moffat-Griffin, Tracy, Verronen, Pekka T.

Journal:

Journal of Geophysical Research

Year:

2007

Language:

english

File:

PDF, 419 KB

english, 2007