Edward Afraimovich and Elvira Astafyeva.
Tec anomalies-local tec changes prior to earthquakes or tec response
to solar activity changes?
Earth Planets and Space, 60:961–966, 09 2008.
[ bib |
DOI ]
D. Altadill and E.M. Apostolov.
Time and scale size of planetary wave signatures in the ionospheric f
region: Role of the geomagnetic activity and mesosphere/lower thermosphere
winds.
Journal of Geophysical Research, 108(A11), 2003.
[ bib |
http |
Abstract ]
D. Altadill, E.M. Apostolov, C. Jacobi, and N.J. Mitchell.
Six-day westward propagating wave in the maximum electron density of
the ionosphere.
Annales Geophysicae, 21(7):1577–1588, 2003.
[ bib |
Abstract ]
D. Altadill, F. Gauthier, P. Vila, J.G. Sole, G. Miro, and R. Berranger.
The 11.08.1999 solar eclipse and the ionosphere: a search for the
distant bow-wave.
Journal of Atmospheric and Solar-Terrestrial Physics,
63(9):925–930, 2001.
[ bib |
Abstract ]
David Altadill, Antoni Segarra, Estefania Blanch, José Miguel Juan,
Vadym V. Paznukhov, Dalia Buresova, Ivan Galkin, Bodo W. Reinisch, and Anna
Belehaki.
A method for real-time identification and tracking of traveling
ionospheric disturbances using ionosonde data: first results.
Journal of Space Weather and Space Climate, 10:2, December
2020.
[ bib |
DOI |
Abstract ]
O. Altinay, E. Tulunay, and Y.K. Tulunay.
Forecasting of ionospheric critical frequency using neural networks.
Geophysical Research Letters, 24(12):1467–1470, June 1997.
[ bib |
Abstract ]
E. M. Apostolov, D. Altadill, and M. Todorova.
The 22-cycle in the geomagnetic 27-day recurrences reflecting on the
f2-layer ionization.
Annales Geophysicae, 22(4):1171–1176, 2004.
[ bib |
Abstract ]
E.A. Araujo-Pradere and T.J. Fuller-Rowell.
Evaluation of the storm time ionospheric empirical model for the
bastille day event.
Solar Physics, 204(1-2):317–324, Dec 2001.
[ bib |
Abstract ]
E.A. Araujo-Pradere, T.J. Fuller-Rowell, and D. Bilitza.
Validation of the storm response in iri2000.
Journal of Geophysical Research, 108(A3), 2003.
[ bib |
http |
Abstract ]
E.A. Araujo-Pradere, T.J. Fuller-Rowell, and D. Bilitza.
Time empirical ionospheric correction model (storm) response in
iri2000 and challenges for empirical modeling in the future.
Radio Science, 39(1), 2004.
[ bib |
http |
Abstract ]
E.A. Araujo-Pradere, T.J. Fuller-Rowell, and M.V. Codrescu.
Storm: An empirical storm-time ionospheric correction model - 1.
model description.
Radio Science, 37(5), Sept 2002.
[ bib |
http |
Abstract ]
E.A. Araujo-Pradere, T.J. Fuller-Rowell, and M.V. Codrescu.
Characteristics of the ionospheric variability as a function of
season, latitude, local time, and geomagnetic activity.
Radio Science, 40(5), 2005.
[ bib |
http |
Abstract ]
A.L. Aruliah, A.D. Farmer, T.J. Fuller-Rowell, M.N. Wild, M. Hapgood, and
D. Rees.
An equinoctial asymmetry in the high-latitude thermosphere and
ionosphere.
Journal of Geophysical Research, 101(A7):15713–15722, July
1996.
[ bib |
http |
Abstract ]
A.L. Aruliah, J. Schoendorf, A.D. Aylward, and M.N. Wild.
Modelling the high-latitude equinoctial asymmetry.
Journal of Geophysical Research, 102(A12):27207–27216, 1997.
[ bib |
Abstract ]
B.A. Austin.
Near vertical incidence skywaves in world war ii: an historical
perspective.
In IEE Conf. on HF Radio Systems and Techniques, volume 474,
pages 225–229, 2000.
[ bib ]
R. L. Balthazor, M. H. Denton, E. Pryse, L. Kersley, I. K. Walker, and R. J.
Moffett.
The morphology of the dayside ionospheric trough and the nightside
stagnation region: a coupled study.
AGU Fall Meeting Abstracts, pages A690+, December 2001.
[ bib |
Abstract ]
R. L. Balthazor, C. Wilford, S. Thom, M. H. Denton, and E. Pryse.
Transonic heating effects in the auroral thermosphere.
AGU Fall Meeting Abstracts, pages A105+, December 2003.
[ bib |
Abstract ]
R.A. Bamford.
The effect of the 1999 total solar eclipse on the ionosphere.
Physics and Chemistry of the Earth - C, 26(5):373–377, 2001.
[ bib |
Abstract ]
A. Belehaki, Lj. Cander, B. Zolesi, J. Bremer, C. Juren, I. Stanislawska,
D. Dialetis, and M. Hatzopoulos.
Dias project: The establishment of a european digital upper
atmosphere server.
Journal of Atmospheric and Solar-Terrestrial Physics,
67(12):1092–1099, 2005.
[ bib |
http |
Abstract ]
A. Belehaki and I. Tsagouri.
On the occurrence of storm-induced nighttime ionization enhancements
at ionospheric middle latitudes.
Journal of Geophysical Research, 107(A8):1209, 2002.
[ bib |
Abstract ]
A.S. Besprozvannaya and T.I. Shchuka.
Atlas of ionograms : A reference collection of ionograms from high
latitude stations.
Technical report, The Arctic and Antarctic Research Institute, USSR
State Committee for Hydometeorology and Control of Natural Environment,
Leningrad, 1982.
Compiled by the Ionogram Reduction Group.
[ bib ]
F.S. Bessarab, Y.N. Korenkov, V.V. Klimenko, and N.S. Natsvalyan.
Modeling the thermospheric and ionospheric response to the solar
eclipse of august 11, 1999.
Annales Geophysicae, 42(5):644–651, 2002.
[ bib |
Abstract ]
A.H. Bilge and Y.K. Tulunay.
A novel on-line for single station prediction and forecasting of the
ionospheric critical frequency fof2 1 hour ahead.
Geophysical Research Letters, 27(9):1383–1386, may 2000.
[ bib |
Abstract ]
E. Blanch, D. Altadill, J. Boska, D. Buresova, and M. Hernandez-Pajares.
November 2003 event: Effects on the earth's ionosphere observed from
ground-based ionosonde and gps data.
Annales Geophysicae, 23(9):3027–3034, 2005.
[ bib |
http |
Abstract ]
D. V. Blogoveshchensky, O. A. Maltseva, and A. S. Rodger.
Ionosphere dynamics over europe and western asia during
magnetospheric substorms 1998-1999.
Annales Geophysicae, 21(5):1141–1151, 2003.
[ bib |
Abstract ]
P.A. Bradley, editor.
A new computer-based method of HF sky-wave signal prediction
using vertical-incidence ionosonde measurements, 1976.
[ bib |
http |
Abstract ]
P.A. Bradley, G. Juchnikowski, H. Rothkaehl, and I. Stanislawska.
Instantaneous maps of the european middle and high-latitude
ionosphere for hf propagation assessments.
Advances in Space Research, 22(6):861–864, October 1998.
[ bib |
Abstract ]
J. Bremer.
Investigations of long-term trends in the ionosphere with world-wide
ionosonde observations.
Advances in Space Research, 2:253–258, 2004.
[ bib |
.pdf |
Abstract ]
J. Bremer, L. Alfonsi, P. Bencze, J. Lastovicka, A.V. Mikhailov, and N. Rogers.
Long-term trends in the ionosphere and upper atmosphere parameters.
Annals of Geophysics, 47(2–3):1009–1029, 2004.
[ bib |
Abstract ]
J. Bremer, L.R. Cander, J. Mielich, and R. Stamper.
Derivation and test of ionospheric activity indices from real-time
ionosonde observations in the European region.
Journal of Atmospheric and Terrestrial Physics, 68:2075–2090,
December 2006.
[ bib |
DOI |
Abstract ]
J. Bremer, W. Lastovicka, and Y.K. Tulunay.
Influence of the imf on the variability of the mid-latitude f2-layer.
Annali di Geofisica, EK-2(39):721–727, 1996.
[ bib |
Abstract ]
G.M. Brown and D.R. Evans.
Latitude variations of photospheric activity areas with particular
reference to solar faculae.
Solar Physics, 68:141–149, nov 1980.
[ bib |
Abstract ]
D. Buresova and J. Lastovicka.
Changes in the f1 region electron density during geomagnetic storms
at low solar activity.
Journal of Atmospheric and Solar-Terrestrial Physics,
63(5):537–544, 2001.
[ bib |
Abstract ]
D. Buresova, J. Lastovicka, D. Altadill, and G. Miro.
Daytime electron density at the f1-region in europe during
geomagnetic storms.
Annales Geophysicae, 20(7):1007–1021, 2002.
[ bib |
Abstract ]
G. S. Bust, T. W. Garner, and T. L. Gaussiran.
Ionospheric data assimilation three-dimensional (ida3d): A global,
multisensor, electron density specification algorithm.
Journal of Geophysical Research, 109(A11), nov 2004.
[ bib |
http |
Abstract ]
L.R. Cander.
Toward forecasting and mapping ionospheric space weather under the
cost actions.
Advances in Space Research, 31(4):957–964, 2003.
[ bib |
Abstract ]
L.R. Cander and L. Ciraolo.
On ionospheric storms selection and tec data to be used in generating
worst case scenarios.
In Proceedings of the GNSS 2001, Sevile, May 2001.
[ bib ]
L.R. Cander, J. Hickford, I. Tsagouri, and A. Belahaki.
Real-time dynamic system for monitoring ionospheric propagation
conditions over europe.
Electronics Letters, 40(4):224–226, 2004.
[ bib |
Abstract ]
L.R. Cander and S.J. Mihajlovic.
Forecasting ionospheric structure during the great geomagnetic
storms.
Journal of Geophysical Research, 103(A1):391–398, 1998.
[ bib |
Abstract ]
L.R. Cander and S.J. Mihajlovic.
Ionospheric spatial and temporal variations during the 29 31 October
2003 storm.
Journal of Atmospheric and Terrestrial Physics, 67:1118–1128,
August 2005.
[ bib |
DOI |
Abstract ]
L.R. Cander and B. Zolesi.
Space weather and RF communications: Monitoring and modelling.
Journal of Atmospheric and Terrestrial Physics, 67:1053–1053,
August 2005.
[ bib |
DOI ]
A.H.Y. Chan and P.S. Cannon.
A preliminary assessment of the spatial extrapolation of fof2
predictions using nonlinear techniques.
Technical Report DERA/KIS/COM/TR010492, DERA, 2001.
[ bib ]
A.H.Y. Chan and P.S. Cannon.
Nonlinear forecasts of fof2: variation of model predictive accuracy
over time.
Annales Geophysicae, 20(7):1031–1038, 2002.
[ bib |
Abstract ]
M. A. Clilverd, T. Ulich, and M. J. Jarvis.
Residual solar cycle influence on trends in ionospheric f2-layer peak
height.
Journal of Geophysical Research, 108(A12), dec 2003.
[ bib |
http |
Abstract ]
M.A. Clilverd, E. Clarke, T. Ulich, J. Linthe, and H. Rishbeth.
Reconstructing the long-term aa index.
Journal of Geophysical Research, 110(A7), July 2005.
[ bib |
Abstract ]
Piers Corbyn.
Solar activity and long range weather forecasting.
In Fifth Conference on Changing Weather Patterns, Association of
British Insurers, volume 5, London, February 1992. Association of British
Insurers.
[ bib ]
S. W. H. Cowley, J.P. Morelli, and M. Lockwood.
Dependence of convective flows and particle precipitation in the
high-latitude dayside ionosphere on the x and y components of the
interplanetary magnetic field.
Journal of Geophysical Research, 96(A4):5557–5564, 1991.
[ bib |
Abstract ]
S. Crooks, M. Allen, M. Lockwood, L. Gray, P. Stott, and M. Palmer.
Are models underestimating the effect of solar forcing on climate?
EGS - AGU - EUG Joint Assembly, Abstracts from the meeting held
in Nice, France, 6 - 11 April 2003, abstract #14600, pages 14600–+, April
2003.
[ bib |
http |
Abstract ]
R.S. Dabas and L. Kersley.
Radio tomographic imaging as an aid to modeling of ionospheric
electron density.
Radio Science, 38(3), 2003.
[ bib |
http |
Abstract ]
A.D. Danilov.
F2-region response to geomagnetic disturbances.
Journal of Atmospheric and Solar-Terrestrial Physics,
63(5):441–449, 2001.
[ bib |
Abstract ]
A.D. Danilov and A.V. Mikhailov.
F2-layer parameters long-term trends at the argentine islands and
port stanley stations.
Annales Geophysicae, 19(3):341–349, 2001.
[ bib |
Abstract ]
A.D. Danilov and A.V. Mikhailov.
Long-term trends in the f2-layer parameters at argentine island and
port stanley stations.
Annales Geophysicae, 41(4):488–496, 2001.
[ bib |
Abstract ]
C. J. Davis, M. N. Wild, M. Lockwood, and Y. K. Tulunay.
Ionospheric and geomagnetic responses to changes in IMF Bz:
a superposed epoch study.
Annales Geophysicae, 15:217–230, 1997.
[ bib |
DOI |
http |
.pdf |
Abstract ]
C.J. Davis, E.M. Clarke, R.A. Bamford, M. Lockwood, and S.A. Bell.
Long term changes in euv and x-ray emissions from the solar corona
and chromosphere as measured by the response of the earth's ionosphere during
total solar eclipses from 1932 to 1999.
Annales Geophysicae, 19:263–273, 2001.
[ bib |
.pdf |
Abstract ]
C.J. Davis, M. Lockwood, S.A. Bell, J.A. Smith, and E.M. Clarke.
Ionospheric measurements of relative coronal brightness during the
total solar eclipses of 11 august, 1999 and 9 july, 1945.
Annales Geophysicae, 18(2):182–190, 2000.
[ bib |
.html |
.pdf |
Abstract ]
G. De Franceschi, T.L. Gulyaeva, L. Perrone, and B. Zolesi.
A long-term statistical analysis of the ionospheric irregularities.
J. of Inverse Problems, 18:67–78, jan 2001.
[ bib |
Abstract ]
M.G. Deminov, A.V. Garbatsevich, and R.G. Deminov.
Long-term variations in the critical frequency of the midlatitude f2
layer at noon.
Geomagnetism and Aeronomy, 40(1):102–108, 2001.
[ bib ]
M. H. Denton, S. E. Pryse, R. W. Sims, and R. L. Balthazor.
The Effects of Changing Solar Euv Flux Upon The Location and
Structure of The Dayside High-latitude Trough In Winter: Modelling Results
and Experimental Validation.
EGS XXVII General Assembly, Nice, 21-26 April 2002, abstract
#1388, 27:1388–+, 2002.
[ bib |
Abstract ]
M. H. Denton, T. Ulich, and E. Turunen.
Modification of midlatitude ionospheric parameters in the f2 layer by
persistent highâspeed solar wind streams.
Space Weather, 7(S04006), 2009.
[ bib |
DOI |
http |
.pdf |
Abstract ]
V.Kh. Depuev, N.M. Rotanova, and A.Kh. Depuev.
Using the wavelet transform to investigate the spatial-temporal
characteristics of the ionosphere.
Geomagnetism and Aeronomy, 41(1):88–93, 2001.
[ bib ]
M.I. Dick, M.F. Levy, L.R. Cander, I. Kutiev, and P. Muhtarov.
Short-term ionospheric forecasting over europe.
In IEE National Conference on Antennas and Propagation, pages
105–107, 1999.
[ bib ]
E. Echer.
On the quasi-biennial oscillation (QBO) signal in the foF2
ionospheric parameter.
Journal of Atmospheric and Terrestrial Physics, 69:621–627,
April 2007.
[ bib |
DOI ]
A.G. Elias and N. Ortiz de Adler.
Earth magnetic field and geomagnetic activity effects on long-term
trends in the F2 layer at mid-high latitudes.
Journal of Atmospheric and Terrestrial Physics, 68:1871–1878,
December 2006.
[ bib |
DOI ]
T. Farges, J.C. Jodogne, R. Bamford, Y. Le Roux, F. Gauthier, P.M. Vila,
D. Altadill, J.G. Sole, and G. Miro.
Disturbances of the western european ionosphere during the total
solar eclipse of 11 august 1999 measured by a wide ionosonde and radar
network.
Journal of Atmospheric and Solar-Terrestrial Physics,
63(9):915–924, 2001.
[ bib |
Abstract ]
C.J. Farrugia, M.P. Freeman, S.W.H. Cowley, D.J. Southwood, M. Lockwood, and
A. Etemadi.
Pressure-driven magnetopause motions and attendant response on the
ground.
Planetary and Space Science, 37(5):589–607, 1989.
[ bib |
Abstract ]
I. Finch and M. Lockwood.
Long-term changes in the annual and diurnal variations of geomagnetic
indices.
EGS - AGU - EUG Joint Assembly, Abstracts from the meeting held
in Nice, France, 6 - 11 April 2003, abstract #11601, pages 11601–+, April
2003.
[ bib |
http |
Abstract ]
I. Finch and M. Lockwood.
Solar wind-magnetosphere coupling functions on timescales of 1 day
to 1 year.
Annales Geophysicae, 25:495–506, March 2007.
[ bib |
Abstract ]
J.M. Forbes, S.E. Palo, and X.L. Zhang.
Variability of the ionosphere.
Journal of Atmospheric and Solar-Terrestrial Physics,
62(8):685–693, 2000.
[ bib |
Abstract ]
S. Foster and M. Lockwood.
Long-term changes in the solar photosphere associated with changes in
the coronal source flux.
Geophysical Research Letters, 28(8):1443–1446, 2001.
[ bib |
Abstract ]
S. Foster and M. Lockwood.
Long-term evolution of the open solar magnetic flux associated with
bipolar magnetic region tilts and latitudes.
EGS - AGU - EUG Joint Assembly, Abstracts from the meeting held
in Nice, France, 6 - 11 April 2003, abstract #6298, pages 6298–+, April
2003.
[ bib |
http |
Abstract ]
S.S. Foster and M. Lockwood.
Long-term solar irradiance and facular variability associated with
changes in the coronal source flux.
EGS XXVII General Assembly, Nice, 21-26 April 2002, abstract
#4517, 27:4517–+, 2002.
[ bib |
Abstract ]
D.N. Fotiadis and S.S. Kouris.
Capturing the morphology of long-duration negative ionospheric
disturbances using an empirical pattern recognition method.
Radio Science, 41:6012–+, December 2006.
[ bib |
DOI |
Abstract ]
P. Foukal.
An explanation of the differences between the sunspot area scales of
the Royal Greenwich and Mt Wilson observatories, and the SOON program.
Solar Physics, 2013.
in press.
[ bib ]
N.M. Francis, A.G. Brown, P.S. Cannon, and D.S. Broomhead.
Prediction of the hourly ionospheric parameter, fof2, incorporating a
novel nonlinear interpolation technique to cope with missing data points.
Journal of Geophysical Research, 106(A12):30077–30084, dec
2001.
[ bib |
http |
Abstract ]
G.J. Fraser.
The antecedents and subsequent development of scientific radar in new
zealand.
jastp, 67(15):1411–1418, October 2005.
[ bib |
http |
Abstract ]
T.J. Fuller-Rowell, E.A. Araujo-Pradere, and M.V. Codrescu.
An empirical storm-time correction model.
Advances in Space Research, 25(1):139–146, 2000.
[ bib |
Abstract ]
M. Garcia-Fernandez, M. Hernandez-Pajares, J.M. Juan, J. Sanz, R. Orus,
P. Coisson, B. Nava, and S.M. Radicella.
Combining ionosonde with ground gps data for electron density
estimation.
Journal of Atmospheric and Solar-Terrestrial Physics,
65(6):683–691, 2003.
[ bib |
Abstract ]
T.W. Garner, G.S. Bust, T.L. Gaussiran, and P.R. Straus.
Variations in the midlatitude and equatorial ionosphere during the
october 2003 magnetic storm.
Radio Science, 41:6–+, December 2006.
[ bib |
DOI |
Abstract ]
John D. Gilbert and Richard W. Smith.
A comparison between the automatic ionogram scaling system artist and
the standard manual method.
Radio Science, 23(6):968–974, November 1988.
[ bib |
Abstract ]
T. Gulyaeva and W. Stanislawska.
Night-day imprints of ionospheric slab thickness during geomagnetic
storm.
Journal of Atmospheric and Solar-Terrestrial Physics,
67(14):1307–1314, September 2005.
[ bib |
http |
Abstract ]
T.L. Gulyaeva.
Vertical incidence sounding database and its products.
In Proceedings of XXIV URSI General Assembly, Kyoto, Japan,
August 1993. URSI.
[ bib ]
T.L. Gulyaeva.
Variable coupling between the bottomside and topside thickness of
the ionosphere.
Journal of Atmospheric and Terrestrial Physics, 69:528–536,
April 2007.
[ bib |
DOI ]
T.L. Gulyaeva, G. De Franceschi, and L. Perrone.
Electron temperature variations at the f2 layer peak height during
the space weather month of september 1999.
Advances in Space Research, 31(4):965–970, September 2001.
[ bib |
Abstract ]
T.L. Gulyaeva and N. Jakowski.
A linear regression model between gps-tec and nmf2 variability
indices.
In Proc. of the International Workshop on Space Weather Effects
on Satellite Signals, Boston, MA, USA, 2001.
[ bib ]
M.A. Hapgood, M. Lockwood, G.A. Bowe, D.M. Willis, and Y.K. Tulunay.
Variability of the interplanetary medium at 1 a.u. over 24 years:
1963–1986.
Planetary and Space Science, 39(3):411–423, March 1991.
[ bib |
Abstract ]
Hisashi Hayakawa, Yusuke Ebihara, David M. Willis, Kentaro Hattori,
Alessandra S. Giunta, Matthew N. Wild, Satoshi Hayakawa, Shin Toriumi,
Yasuyuki Mitsuma, Lee T. Macdonald, Kazunari Shibata, and Sam M. Silverman.
The great space weather event during 1872 february recorded in east
asia.
The Astrophysical Journal, 862(1):15, 2018.
[ bib |
DOI |
http |
Abstract ]
J.A.T. Heaton, P.S. Cannon, N.C. Rogers, C.N. Mitchell, and L. Kersley.
Validation of electron density profiles derived from oblique
ionograms over the united kingdom.
Radio Science, 36(5):1149–1156, 2001.
[ bib |
http |
Abstract ]
M. Hernandez-Pajares, J.M. Juan, and J. Sanz.
Improving the abel inversion by adding ground gps data to leo radio
occultations in ionospheric sounding.
Geophysical Research Letters, 27(16):2473–2476, August 2000.
[ bib |
.pdf |
Abstract ]
G.S. Ivanov-Kholodnyi and V.E. Chertoprud.
Peculiarities of solar-ionospheric relationships during minima and
maxima of 27-day variations in f10.7.
Annales Geophysicae, 40(6):681–686, 2000.
[ bib |
Abstract ]
M.J. Jarvis, M.A. Clilverd, and T. Ulich.
Methodological influences on f-region peak height trend analyses.
Physics and Chemistry of the Earth, 27(6–8):589–594, 2002.
[ bib |
Abstract ]
M.J. Jarvis, B. Jenkins, and G.A. Rodgers.
Southern hemisphere observations of a long-term decrease in f region
altitude and thermospheric wind providing possible evidence for global
thermospheric cooling.
Journal of Geophysical Research, 103(A9):20775–20787, 1998.
[ bib |
Abstract ]
Wu. Jiping and P.J. Wilkinson.
Time weighted magnetic indices as predictors of ionospheric
behaviour.
Journal of Atmospheric and Terrestrial Physics,
57(14):1763–1770, dec 1995.
[ bib |
Abstract ]
C.G. Johnson and C.J. Davis.
The location of lightning affecting the ionospheric sporadic-E layer
as evidence for multiple enhancement mechanisms.
Geophysical Research Letters, 33:7811–+, April 2006.
[ bib |
DOI |
Abstract ]
T. B. Jones, D. M. Wright, J. Milner, T. K. Yeoman, T. Reid, A. Senior, and
P. Martinez.
The detection of atmospheric waves produced by the total solar
eclipse 11 august 1999.
Journal of Atmospheric and Solar-Terrestrial Physics,
66(5):363–374, March 2004.
[ bib |
Abstract ]
U.K. Kalinin, A.A. Romanchuk, N.P. Sergeenko, and V.N. Shubin.
The large-scale isolated disturbances dynamics in the main peak of
electronic concentration of ionosphere.
Journal of Atmospheric and Solar-Terrestrial Physics,
65(11–13):1175–1177, 2003.
[ bib |
Abstract ]
R.P. Kane.
Are the double-peaks in solar indices during solar maxima of cycle
23 reflected in ionospheric foF2?
Journal of Atmospheric and Terrestrial Physics, 68:877–880,
May 2006.
[ bib |
DOI ]
S. B. P. Karlsson, H. J. Opgenoorth, P. Eglitis, K. Kauristie, M. Syrjäsuo,
T. Pulkkinen, M. Lockwood, R. Nakamura, G. Reeves, and S. Romanov.
Solar wind control of magnetospheric energy content: Substorm
quenching and multiple onsets.
Journal of Geophysical Research, 105(14):5335–5356, March
2000.
[ bib |
http |
Abstract ]
M. J. Kavanagh, A. J.and Kosch, F. Honary, A. Senior, S. R. Marple, E. E.
Woodfield, and I. W. McCrea.
Statistical dependence of auroral absorption on geomagnetic and solar
wind parameters.
Annales Geophysicae, 22(3):877–887, 2004.
[ bib |
Abstract ]
D.J. Knipp, B.A. Emery, M. Engebretson, X. Li, A.H. McAllister, T. Mukai,
S. Kokubun, G.D. Reeves, D. Evans, T. Obara, X. Pi, T. Rosenberg,
A. Weatherwax, M.G. McHarg, F. Chun, K. Mosely, M. Codrescu, L. Lanzerotti,
F. Rich, J. Sharber, and P. Wilkinson.
An overview of the early november 1993 geomagnetic storm.
Journal of Geophysical Research, 103(A11):26197–26220, 1998.
[ bib |
Abstract ]
Y.N. Korenkov, V.V. Klimenko, F.S. Bessarab, and M. Ferster.
Modeling of the ionospheric f2-region parameters in quiet conditions
on january 21-22, 1993.
Annales Geophysicae, 42(3):350–359, 2002.
[ bib |
Abstract ]
S.S. Kouris, P.A. Bradley, and P. Dominici.
Solar-cycle variation of the daily fof2 and m(3000)f2.
Annales Geophysicae, 16(8):1039–1042, 1998.
[ bib |
Abstract ]
V.M. Krasnov, Y.V. Drobzheva, J.E.S. Venart, and J. Lastovicka.
A re-analysis of the atmospheric and ionospheric effects of the
flixborough explosion.
Journal of Atmospheric and Solar-Terrestrial Physics,
65(11–13):1205–1212, 2003.
[ bib |
Abstract ]
R.I. Kressman and W.R. Piggott.
Combination of ionsonde and riometer data for absorption
measurements.
Journal of Atmospheric and Terrestrial Physics, 38(1):107–109,
1976.
[ bib |
Abstract ]
A. Kumluca, E. Tulunay, ?. Topalli, and Y.K. Tulunay.
Temporal and spatial forecasting of ionospheric critical frequency
using neural networks.
Radio Science, 34(6):1497–1506, 1999.
[ bib ]
I. Kutiev and P. Muhtarov.
Modeling of midlatitude f region response to geomagnetic activity.
Journal of Geophysical Research, 106(A8):15501–15509, aug
2001.
[ bib |
Abstract ]
I. Kutiev and P. Muhtarov.
Empirical modeling of global ionospheric f(o)f(2) response to
geomagnetic activity.
Journal of Geophysical Research, 108(A1), 2003.
[ bib |
http |
Abstract ]
J. Lastovicka.
On the role of solar and geomagnetic activity in long-term trends in
the atmosphere-ionosphere system.
Journal of Atmospheric and Solar-Terrestrial Physics,
67(1–2):83–92, 2005.
[ bib |
Abstract ]
J. Lastovicka, P. Krizan, P. Sauli, and D. Novotna.
Persistence of the planetary wave type oscillations in fof2 over
europe.
Annales Geophysicae, 21(7):1543–1552, 2003.
[ bib |
Abstract ]
R. Leitinger, P.H.G. Dickinson, A. Dumbs, G.K. Hartmann, A. Hedberg, and
A. Ranta.
The state of the f-region during the energy budget campaign.
Journal of Atmospheric and Terrestrial Physics,
47(1–3):49–60, 1985.
[ bib |
Abstract ]
X.Y. Li and T. Yu.
Annual and semi-annual variations of the observed fof2 in a high
solar activity year.
Terrestrial Atmospheric and Oceanic Sciences, 14(1):41–62,
2003.
[ bib |
Abstract ]
C. Liu, P.A. Smith, and J.W. King.
A new solar index which leads to improved fof2 predictions using the
ccir atlas.
Telecommunications Journal, 50(VIII):408–414, 1983.
[ bib ]
L. Liu, X. Luan, W. Wan, J. Lei, and B. Ning.
Solar activity variations of equivalent winds derived from global
ionosonde data.
Journal of Geophysical Research, 109(A12), dec 2004.
[ bib |
http |
Abstract ]
M. Lockwood.
Large-scale fields and flows in the magnetosphere-ionosphere system.
Surveys in Geophysics (Historical Archive), 16(3):389–441,
1995.
[ bib |
Abstract ]
M. Lockwood.
Solar wind - magnetospheric coupling.
In D. Alcaydé, editor, Proceedings of the EISCAT
International School. EISCAT, CLRC, September 1995.
[ bib ]
M. Lockwood.
The long-term drift in coronal source flux: origins and implications.
AGU Spring Meeting Abstracts, pages 51–+, May 2001.
[ bib |
http |
Abstract ]
M. Lockwood.
Long-term variations in the magnetic fields of the sun and the
heliosphere: Their origin, effects, and implications.
Journal of Geophysical Research, 106(A8):16021–16038, January
2001.
[ bib |
http |
Abstract ]
M. Lockwood.
An evaluation of the correlation between open solar flux and total
solar irradiance.
Astronomy & Astrophysics, 382:678–687, 2002.
[ bib |
.html |
.pdf |
Abstract ]
M. Lockwood.
Long-term variations in the open solar flux and possible links to
earth's climate.
In ESA SP-508: From Solar Min to Max: Half a Solar Cycle with
SOHO, pages 507–522, June 2002.
[ bib |
http |
Abstract ]
M. Lockwood.
Relationship between the near-earth interplanetary field and the
coronal source flux: Dependence on timescale.
Journal of Geophysical Research (Space Physics), 107(A12):1–1,
December 2002.
[ bib |
DOI |
http |
Abstract ]
M. Lockwood.
Solar magnetic fields, irradiance, cosmic rays and climate change.
EGS XXVII General Assembly, Nice, 21-26 April 2002, abstract
#2921, 27:2921–+, 2002.
[ bib |
http |
Abstract ]
M. Lockwood and S.W.H. Cowley.
Observations at the magnetopause and in the auroral ionosphere of
momentum transfer from the solar wind.
Advances in Space Research, 8(9–10):(9)281–(9)299, 1988.
[ bib |
Abstract ]
M. Lockwood, W.F. Denig, A.D. Farmer, V.N. Davda, S.W.H. Cowley, and
H. Lühr.
Ionospheric signatures of pulsed reconnection at the earth's
magnetopause.
Nature, 361:424–427, February 1993.
[ bib |
Abstract ]
M. Lockwood, R.B. Forsyth, A. Balogh, and D.J. McComas.
Open solar flux estimates from near-earth measurements of the
interplanetary magnetic field: comparison of the first two perihelion passes
of the ulysses spacecraft.
Annales Geophysicae, 22(4):1395–1405, 2004.
[ bib |
Abstract ]
M. Lockwood and S. Foster.
Long-term variations in the magnetic fields of the sun and possible
implications for terrestrial climate.
In SOLSPA Euroconference, ESA-SP?? ESA, 2001.
[ bib ]
M. Lockwood and S.S. Foster.
Are there links between long-term changes in open solar flux, the
distribution of emerged flux, cosmogenic isotopes and the total solar
irradiance?
AGU Fall Meeting Abstracts, pages C3+, December 2003.
[ bib |
http |
Abstract ]
M. Lockwood and C. Fröhlich.
Recent oppositely directed trends in solar climate forcings and the
global mean surface air temperature.
Proc. R. Soc. A, 463(2086):2447–2460, 2007.
[ bib |
http |
Abstract ]
M. Lockwood and M. Hapgood.
On the cause of a magnetospheric flux transfer event.
Journal of Geophysical Research, 103(A11):26453–26478, nov
1998.
[ bib |
Abstract ]
M. Lockwood, B.S. Lanchester, S.K. Morley, K. Throp, S.E. Milan, M. Lester, and
H.U. Frey.
Modeling the observed proton aurora and ionospheric convection
responses to changes in the IMF clock angle: 2. Persistence of ionospheric
convection.
Journal of Geophysical Research (Space Physics),
111(A10):2306–+, February 2006.
[ bib |
DOI |
Abstract ]
M. Lockwood, H. U. Lanchester, K. Frey, K. Throp, S. K. Morely, S. E Milan, and
M. Lester.
Imf control of cusp proton emission intensity and dayside convection:
implications for component and anti-parallel reconnection.
Annales Geophysicae, 21(4):955–982, 2003.
[ bib |
Abstract ]
M. Lockwood, S. E. Milan, T. Onsager, C. H. Perry, J. A. Scudder, C. T.
Russell, and M. Brittnacher.
Cusp ion steps, field-aligned currents and poleward moving auroral
forms.
Journal of Geophysical Research, 106(A12):29555–29570,
December 2001.
[ bib |
http |
Abstract ]
M. Lockwood, A.P. Rouillard, I. Finch, and R. Stamper.
Comment on “The IDV index: Its derivation and use in inferring
long-term variations of the interplanetary magnetic field strength” by Leif
Svalgaard and Edward W. Cliver.
Journal of Geophysical Research (Space Physics),
111(A10):9109–+, September 2006.
[ bib |
DOI ]
M. Lockwood, C. J. Scott, M. J. Owens, L. Barnard, and D. M. Willis.
Tests of sunspot number sequences: 1. using ionosonde data.
Solar Physics, pages 1–25, 2016.
[ bib |
DOI |
http |
Abstract ]
M Lockwood and Mark F. Smith.
Low-altitude signatures of the cusp and flux transfer events.
Geophysical Research Letters, 16(8):879–882, August 1989.
[ bib |
Abstract ]
M. Lockwood and R. Stamper.
Long-term drift of the coronal source magnetic flux and the total
solar irradiance.
Geophysical Research Letters, 26(16):2461–2464, august 1999.
[ bib |
.html |
Abstract ]
M. Lockwood, R. Stamper, and M. Wild.
A doubling of the sun's coronal magnetic field during the last 100
years.
Nature, 399:437–439, june 1999.
[ bib |
DOI |
.html |
.pdf |
Abstract ]
M. Lockwood, R. Stamper, M.N. Wild, and H.J. Opgenoorth.
Ground-based measurements in support of cluster: An on-line planning
procedure.
Technical Report RAL-95-018, DRAL, February 1995.
[ bib ]
M. Lockwood, M.N. Wild, and S.W.H. Cowley.
The onset and expansion of enhanced ionospheric convection following
a southward turning of the imf.
Journal of Geophysical Research, 1999.
submitted.
[ bib ]
M. Lockwood, M.N. Wild, R. Stamper, and M. Grande.
Predicting solar disturbance effects on navigation systems.
In Journal of Navigation, volume 52, pages 203–216, 1999.
[ bib ]
R.P. Ma, H.Y. Xu, and H. Liao.
The features and a possible mechanism of semiannual variation in the
peak electron density of the low latitude f2 layer.
Journal of Atmospheric and Solar-Terrestrial Physics,
65(1):47–57, 2003.
[ bib |
Abstract ]
S. Ma, M. J. Wills-Davey, J. Lin, P. F. Chen, G. D. R. Attrill, H. Chen,
S. Zhao, Q. Li, and L. Golub.
A New View of Coronal Waves from STEREO.
The Astrophysical Journal, 707(1):503, 2009.
[ bib |
DOI |
http |
Abstract ]
D.H. Mackay and Lockwood M.
The evolution of the sun's open magnetic flux – ii. full solar cycle
simulations.
Solar Physics, 209(2):287–309, October 2002.
[ bib |
Abstract ]
D.H. Mackay, E.R. Priest, and M. Lockwood.
The evolution of the sun's open magnetic flux – i. a single bipole.
Solar Physics, 207(2):291–308, June 2002.
[ bib |
Abstract ]
G.A. Mansilla.
Mid-latitude ionospheric effects of a great geomagnetic storm.
Journal of Atmospheric and Solar-Terrestrial Physics,
66(12):1085–1091, 2004.
[ bib |
Abstract ]
R. Manzo and M. Parisi.
Geomagnetic and ionospheric response to different interplanetary
macro-perturbations.
In Proc. of the 9th GIFCO Conference, Lecce, Italy, May 2000.
Gruppo Italiano di Fisica Cosmica.
[ bib ]
R. Manzo and M. Parisi.
The use of fmin ionospheric frequency to forecast geomagnetic and
ionospheric storms.
In Proc. of the 9th GIFCO Conference, Lecce, Italy, May 2000.
Gruppo Italiano di Fisica Cosmica.
[ bib ]
D. Marin, A.V. Mikhailov, B.A. de la Morena, and M. Herraiz.
Tendencais a largo plazo en la region f2 de ionosfera y su relacion
con la actividad geomagnetica.
Fisica de la Tierra, 12:263–280, 2000.
ISSN 0214–4557.
[ bib ]
D. Marin, A.V. Mikhailov, B.A. de la Morena, and M. Herraiz.
Long-term hmf2 trends in the eurasion longitudinal sector from the
ground-based ionosonde observations.
Annales Geophysicae, 19:761–772, 2001.
[ bib |
.html |
.pdf |
Abstract ]
M. Materassi and C.N. Mitchell.
A simulation study into constructing of the sample space for
ionospheric imaging.
Journal of Atmospheric and Solar-Terrestrial Physics,
67(12):1085–1091, 2005.
[ bib |
http |
Abstract ]
K.A. McWilliams, T.K. Yeoman, and G. Provan.
A statistical survey of dayside pulsed ionospheric flows as seen by
the cutlass finland hf radar.
Annales Geophysicae, 18:445–453, 2000.
[ bib |
Abstract ]
A. Mendillo, H. Rishbeth, R.G. Roble, and J. Wroten.
Modelling f2-layer seasonal trends and day-to-day variability driven
by coupling with the lower atmosphere.
Journal of Atmospheric and Solar-Terrestrial Physics,
64(18):1911–1931, 2002.
[ bib |
Abstract ]
M. Mendillo, P. Withers, D. Hinson, H. Rishbeth, and B. Reinisch.
Effects of solar flares on the ionosphere of mars.
Science, 311:1135–1138, February 2006.
[ bib |
http |
Abstract ]
A. V. Mikhailov and B. A. Morena.
Long-term trends of foe and geomagnetic activity variations.
Annales Geophysicae, 21(3):751–760, 2003.
[ bib |
Abstract ]
A.V. Mikhailov.
Ionospheric long-term trends: can the geomagnetic control and the
greenhouse hypotheses be reconciled?
Annales Geophysicae, 24:2533–2541, October 2006.
[ bib |
Abstract ]
A.V. Mikhailov and D. Marin.
An interpretation of the fof2 and hmf2 long-term trends in the
framework of the geomagnetic control concept.
Annales Geophysicae, 17(7):733–748, 2001.
[ bib |
Abstract ]
C.M. Minnis.
A new index of solar activity based on ionospheric measurements.
Journal of Atmospheric and Terrestrial Physics, 7:310–321,
1955.
[ bib |
DOI |
http |
.pdf |
Abstract ]
C.M. Minnis and G.H. Bazzard.
A monthly ionospheric index of solar activity based on f2-layer
ionization at eleven stations.
Journal of Atmospheric and Terrestrial Physics, 18(4):297–305,
1960.
[ bib |
DOI |
http |
Abstract ]
S.K. Morley and M. Lockwood.
A numerical model of the ionospheric signatures of time-varying
magnetic reconnection: Iii. quasi-instantaneous convection responses in the
cowley-lockwood paradigm.
Annales Geophysicae, 24:961–972, May 2006.
[ bib |
Abstract ]
P. Muhtarov, Kutiev I., L.R. Cander, B. Zolesi, G. de Franceschi, M. Levy, and
M. Dick.
European ionospheric forecast and mapping.
Physics and Chemistry of the earth part C-Solar-Terrestial and
Planetary Science, 26(5):347–351, 2001.
[ bib |
Abstract ]
P. Muhtarov, I. Kutiev, and L.R. Cander.
Geomagnetically correlated autoregression model for short-term
prediction of ionospheric parameters.
Inverse Problems, 18:49–65, 2002.
[ bib |
http |
.pdf |
Abstract ]
T. Nygrén, A.T. Aikio, M. Voiculescu, and J.M. Ruohoniemi.
IMF effect on sporadic-E layers at two northern polar cap sites:
Part II Electric field.
Annales Geophysicae, 24:901–913, May 2006.
[ bib |
Abstract ]
B.M. Oliveros, Hernandez R.D.M., and Saurez L.P.
On the onset and meridional propagation of the ionospheric f2-region
response to geomagnetic storms.
Journal of Atmospheric and Solar-Terrestrial Physics,
67(17–18):1706–1714, 2005.
[ bib |
http |
Abstract ]
T.G. Onsager, J.D. Scudder, M. Lockwood, and C.T. Russell.
Reconnection at the high-latitude magnetopause during northward
interplanetary magnetic field conditions.
Journal of Geophysical Research, 106(A11):25467–25488,
November 2001.
[ bib |
http |
Abstract ]
H.J. Opgenoorth, M.A.L. Persson, M. Lockwood, R. Stamper, M.N. Wild,
R. Pellinen, T. Pulkkinen, K. Kauristie, T. Hughes, and Y. Kamide.
A new family of geomagnetic disturbance indices.
In M. Lockwood, M.N. Wild, and H.J. Opgenoorth, editors,
Satellite - Ground Based Coordination Sourcebook, volume SP-1198, pages
49–62. ESA, 1997.
[ bib ]
R. Orus, L.R. Cander, and M. Hernandez-Pajares.
Testing regional vertical total electron content maps over Europe
during the 17-21 January 2005 sudden space weather event.
Radio Science, 42:3004–+, May 2007.
[ bib |
DOI |
Abstract ]
O. Ozcan and M. Aydogdu.
Possible effects of the total solar eclipse of august 11, 1999 on the
geomagnetic field variations over elazig-turkey.
Journal of Atmospheric and Solar-Terrestrial Physics,
66(11):997–1000, jul 2004.
[ bib |
Abstract ]
A. Ozguc, T. Atac, Y. Tulunay, and I. Stanislawska.
The ionospheric fof2 data over istanbul and their response to solar
activity for the years 1964-1969 and 1993.
Studia Geophysica et Geodaetica, 42(2):112–118, 1998.
[ bib ]
A. Ozguc, Y. Tulunay, and T. Atac.
Examination of the solar cycle variation of fof2 by using solar flare
index for the cycle 21.
Advances in Space Research, 22(1):139–142, jan 1998.
[ bib |
Abstract ]
L. Perrone, G. De Franceschi, and T.L. Gulyaeva.
The time-weighted magnetic indices ap(τ), pc(τ), ae(τ) and
their correlation to the southern high-latitude ionosphere.
Phys. Chem. Earth (C), 26(5):325–330, 2001.
[ bib ]
M. Pietrella and L. Perrone.
Instantaneous space-weighted ionospheric regional model for
instantaneous mapping of the critical frequency of the f2 layer in the
european region.
Radio Science, 40(1), 2005.
[ bib |
http |
Abstract ]
O.M. Pirog, N.M. Polekh, and L.V. Chictyakova.
A study of ionospheric reaction to magnetic storms in the
asia-pacific ocean.
Geomagnetizm i aeronomiya, 41:67–75, 2001.
[ bib ]
Rezy Pradipta, Cesar E. Valladares, and Patricia H. Doherty.
Ionosonde observations of ionospheric disturbances due to the 15
february 2013 chelyabinsk meteor explosion.
Journal of Geophysical Research: Space Physics,
120(11):9988–9997, 2015.
2015JA021767.
[ bib |
DOI |
http |
Abstract ]
T.I. Pulkkinen, H. Nevanlinna, P.J. Pulkkinen, and Lockwood M.
The sun-earth connection in time scales from years to decades and
centuries.
Space Science Reviews, 95(1-2):625–637, January 2001.
[ bib |
Abstract ]
B.W. Reinisch, I.A. Galkin, G. Khmyrov, A. Kozlov, and D.F. Kitrosser.
Automated collection and dissemination of ionospheric data from the
digisonde network.
Advances in Space Research, 2:241–247, 2004.
[ bib |
.pdf |
Abstract ]
H. Rishbeth.
How the thermospheric circulation affects the ionospheric f2-layer.
Journal of Atmospheric and Terrestrial Physics,
60(14):1385–1402, 1998.
[ bib |
Abstract ]
H. Rishbeth.
Questions of the equatorial f2-layer and thermosphere.
Journal of Atmospheric and Solar-Terrestrial Physics,
66(17):1669–1674, November 2004.
[ bib |
http |
Abstract ]
H. Rishbeth and M. Mendillo.
Patterns of f2-layer variability.
Journal of Atmospheric and Solar-Terrestrial Physics,
63(15):1661–1680, 2001.
[ bib |
Abstract ]
H. Rishbeth and I.C.F. Müller-Wodarg.
Why is there more ionosphere in january than in july? the annual
asymmetry in the f2-layer.
Annales Geophysicae, 24:3293–3311, December 2006.
[ bib |
Abstract ]
H. Rishbeth, I.C.F. Muller-Wodarg, L. Zou, T.J. Fuller-Rowell, G.H. Millward,
R.J. Moffett, D.W. Idenden, and A.D. Aylward.
Annual and semiannual variations in the ionospheric f2-layer: Ii.
physical discussion.
Annales Geophysicae, 18(8):945–956, 2000.
[ bib |
Abstract ]
H. Rishbeth, K.J.F. Sedgemore-Schulthess, and T. Ulich.
Semiannual and annual variations in the height of the ionospheric
f2-peak.
Annales Geophysicae, 18(3):285–299, 2000.
[ bib |
Abstract ]
H. Rishbeth, M.A. Shea, and D.F. Smart.
The solar-terrestrial event of 23 february 1956.
Advances in Space Research, 44(10):1096 – 1106, 2009.
Cosmic Rays From Past to Present.
[ bib |
DOI |
http |
Abstract ]
A. Rouillard and M. Lockwood.
Oscillations in the open solar magnetic flux with period 1.68 years:
imprint on galactic cosmic rays and implications for heliospheric shielding.
EGS - AGU - EUG Joint Assembly, Abstracts from the meeting held
in Nice, France, 6 - 11 April 2003, abstract #6579, pages 6579–+, April
2003.
[ bib |
http |
Abstract ]
A.P. Rouillard and M. Lockwood.
Oscillations in the open solar magnetic flux with a period of
1.68years: imprint on galactic cosmic rays and implications for heliospheric
shielding.
Annales Geophysicae, 22:4381–4395, December 2004.
[ bib |
Abstract ]
A.P. Rouillard, M. Lockwood, and I. Finch.
Centennial changes in the solar wind speed and in the open solar
flux.
Journal of Geophysical Research (Space Physics),
112(A11):5103–+, May 2007.
[ bib |
DOI |
Abstract ]
M.A. Saunders, M. Lockwood, and M.N. Wild.
The semi-annual variation in great geomagnetic storms.
Submitted to Annales Geophysicae, March 1993.
[ bib ]
R. W. Schunk, L. Scherliess, J. J. Sojka, D. C. Thompson, D. N. Anderson,
M. Codrescu, C. Minter, T. J. Fuller-Rowell, R. A. Heelis, M. Hairston, and
B. M. Howe.
Global assimilation of ionospheric measurements (gaim).
Radio Science, 39, 2004.
[ bib |
http |
Abstract ]
C. J. Scott, R. Stamper, and H. Rishbeth.
Long-term changes in thermospheric composition inferred from a
spectral analysis of ionospheric f-region data.
Annales Geophysicae, 32(2):113–119, 2014.
[ bib |
DOI |
http |
Abstract ]
Steve K.L. Seah, Paul J. Foster, Paul T.K. Chew, Aliza Jap, Francis Oen,
Han Bor Fam, and Arthur S.M. Lim.
Incidence of acute primary angle-closure glaucoma in singapore.
Arch Opthalmol, 115(11):1436–1440, November 1997.
[ bib ]
N.K. Sethi, M.K. Goel, and K.K. Mahajan.
Solar cycle variations of fof2 from igy to 1990.
Annales Geophysicae, 20(10):1677–1685, 2002.
[ bib |
Abstract ]
S. Shastri and T.L. Gulyaeva.
Quantitative estimates of probability for day-to-day variability of
f2-peak.
Indian Journal of Radio & Space Physics, 27(4):173–178, 1998.
[ bib ]
R. Stamper.
Improved prediction of i_F2 and i_G indices using neural
networks.
IEEE Proc.-Microw. Antennas Propag., 143(4):341–346, August
1996.
[ bib ]
R. Stamper, M. Lockwood, M.N. Wild, and T.D.G. Clark.
Solar causes of the long-term increase in geomagnetic activity.
Journal of Geophysical Research, 104(A12):28325–28342,
December 1999.
[ bib |
Abstract ]
R. Stamper, M. Wild, and M. Lockwood.
An on-line directory of ground-based stp observatories.
In M. Lockwood, M.N. Wild, and H.J. Opgenoorth, editors,
Satellite - Ground Based Coordination Sourcebook, volume SP-1198, pages
367–407. ESA, 1997.
[ bib ]
I. Stanislawska, G. Juchnikowski, and Z Zbyszynski.
Generation of instantaneous, maps of ionospheric characteristics.
Radio Science, 36(5):1073–1081, 2001.
[ bib |
http |
Abstract ]
I. Stanislawska and Z. Zbyszynski.
Forecasting of the ionospheric quiet and disturbed f(o)f(2) values at
a single location.
Radio Science, 36(5):1065–1071, 2001.
[ bib |
http |
Abstract ]
Iwona Stanislawska, Tamara L. Gulyaeva, Oksana Grynyshyna-Poliuga, and
Ljubov V. Pustovalova.
Ionospheric weather during five extreme geomagnetic superstorms since
IGY deduced with the instantaneous global maps gim-fof2.
Space Weather, 16(12):2068–2078, 2018.
[ bib |
DOI |
arXiv |
http |
Abstract ]
T.J. Stubbs, P.J. Cargill, M. Lockwood, M. Grande, B.J. Kellett, and C.H.
Perry.
Extended cusp-like regions and their dependence on the polar orbit,
seasonal variations, and interplanetary conditions.
Journal of Geophysical Research, 109(A09210), 2004.
[ bib |
http |
Abstract ]
L. Svalgaard and E.W. Cliver.
Reply to the comment by M. Lockwood et al. on “The IDV index: Its
derivation and use in inferring long-term variations of the interplanetary
magnetic field”.
Journal of Geophysical Research (Space Physics),
111(A10):9110–+, September 2006.
[ bib |
DOI ]
J. Sykora, O. G. Badalyan, and V. N. Obridko.
Connections between the white-light eclipse corona and magnetic
fields over the solar cycle.
Solar Physics, 212(2):301–318, feb 2003.
[ bib |
.pdf |
Abstract ]
E.P. Szuszczewicz, P. Blanchard, P. Wilkinson, G. Crowley, T. Fuller-Rowell,
P. Richards, M. Abdu, T. Bullett, R. Hanbaba, J.P. Lebreton, M. Lester,
M. Lockwood, G. Millward, M. Wild, S. Pulinets, B.M. Reddy, I. Stanislawska,
G. Vannaroni, and B. Zolesi.
The first realtime worldwide ionospheric prediction network: An
advance in support of spaceborne experimentation, on-line model validation,
and space weather.
Geophysical Research Letters, 25(4):449–452, feb 1998.
[ bib |
Abstract ]
E.P. Szuszczewicz, B. Fejer, E. Roelof, R. Schunk, R. Wolf, M. Abdu,
T. Bateman, P. Blanchard, B.A. Emery, A. Feldstein, R. Hanbaba, J. Joselyn,
T. Kikuchi, R. Leitinger, M. Lester, J. Sobral, B.M. Reddy, A.D. Richmond,
R. Sica, G.O. Walker, and P.J. Wilkinson.
Modelling and measurement of global-scale ionospheric behaviour under
solar minimum, equinoctial conditions.
Advances in Space Research, 12(6):105–115, jan 1992.
[ bib |
Abstract ]
E.P. Szuszczewicz, B. Fejer, E. Roelof, R. Schunk, R. Wolf, R. Leitinger,
M. Abdu, B.M. Reddy, J. Joselyn, P.J. Wilkinson, and R. Woodman.
Sundial: a world-wide study of interactive ionospheric processes and
their roles in the transfer of energy and mass in the sun-earth system.
Annales Geophysicae, 6:3–18, feb 1988.
[ bib |
Abstract ]
E.P. Szuszczewicz, M. Lester, P. Wilkinson, P. Blanchard, M. Abdu, R. Hanbaba,
K. Igarashi, S. Pulinets, and B.M. Reddy.
A comparative study of global ionospheric responses to intense
magnetic storm conditions.
Journal of Geophysical Research, 103(A6):11665–11684, jun
1998.
[ bib |
Abstract ]
E.P. Szuszczewicz, P.J. Wilkinson, M.A. Abdu, E. Roelof, R. Hanbaba, M. Sands,
T. Kikuchi, J. Joselyn, R. Burnside, M. Lester, R. Leitinger, G.O. Walker,
B.M. Reddy, and J. Sobral.
Solar-terrestrial conditions during sundial-86 and empirical
modelling of the global-scale ionospheric response.
Annales Geophysicae, 8:387–398, jun 1990.
[ bib |
Abstract ]
E.P. Szuszczewicz, P.J. Wilkinson, W. Swider, S. Pulinets, M.A. Abdu,
E. Roelof, T. Fuller-Rowell, D.S. Evans, T. Bateman, P. Blanchard,
G. Gustafsson, R. Hanbaba, J. Joselyn, T. Kikuchi, R. Leitinger, M. Lester,
B.M. Reddy, M. Ruohoniemi, M. Sands, J. Sobral, G.O. Walker, and V. Wickwar.
Measurements and empirical model comparisons of f-region
characteristics and auroral oval boundaries during the solstitial sundial
campaign of 1987.
Annales Geophysicae, 11:601, 1993.
[ bib ]
I. Tsagouri, B. Zolesi, A. Belehaki, and Lj. Cander.
Evaluation of the performance of the real-time updated simplified
ionospheric regional model for the european area.
Journal of Atmospheric and Solar-Terrestrial Physics,
67(12):1137–1146, 2005.
[ bib |
http |
Abstract ]
E. Tulunay, C. Özkaptan, and Y.K. Tulunay.
Temporal and spatial forecasting of the fof2 values up to twenty four
hour in advance.
Physics and Chemistry of the Earth, 25(4):281–285, March 2000.
[ bib ]
Y. Tulunay, A. Kaya, and Z. Kaymaz.
The possible effect of the imf by and bz components on the high
latitude cost 251 area.
Advances in Space Research, 20(9):1723–1726, 1997.
[ bib |
Abstract ]
Y.K. Tulunay.
Variability of mid-latitude ionospheric fof2 compared to imf polarity
inversions.
Advances in Space Research, 15(2):35–44, 1995.
[ bib |
Abstract ]
Y.K. Tulunay.
Interplanetary magnetic field (imf) and its possible effects on the
mid-latitude ionosphere:iii.
Annali di Geofisica, pages 853–862, 1996.
[ bib |
Abstract ]
I. G. Usoskin, G. A. Kovaltsov, M. Lockwood, K. Mursula, M. Owens, and S. K.
Solanki.
A new calibrated sunspot group series since 1749: Statistics of
active day fractions.
Solar Physics, pages 1–24, 2016.
[ bib |
DOI |
http |
Abstract ]
U. Villante and P. Di Giuseppe.
Some aspects of the geomagnetic response to solar wind pressure
variations: a case study at low and middle latitudes.
Annales Geophysicae, 22(6):2053–2066, 2004.
[ bib |
Abstract ]
M. Voiculescu, A.T. Aikio, T. Nygrén, and J.M. Ruohoniemi.
IMF effect on sporadic-E layers at two northern polar cap sites:
Part I Statistical study.
Annales Geophysicae, 24:887–900, May 2006.
[ bib |
Abstract ]
Marcus C. Walden.
High-Frequency Near Vertical Incidence Skywave Propagation Findings
associated with the 5 MHz Experiment.
IEEE ANTENNAS AND PROPAGATION MAGAZINE, 58(6):16–28,
DEC 2016.
[ bib |
DOI ]
M.C. Walden.
Extraordinary wave nvis propagation at 5 mhz.
Radio Communications - Journal of the Radio Society of Great
Britain, 84(03):57–62, March 2008.
[ bib |
Abstract ]
M.C. Walden.
The extraordinary wave mode: neglected in current practical
literature for hf nvis communications.
IET Conference Proceedings, pages 27–31(4), January 2009.
[ bib |
http |
Abstract ]
N.W. Watkins, M.P. Freeman, C.S. Rhodes, and G. Rowlands.
Ambiguities in determination of self-affinity in the ae-index time
series.
Fractals-complex geometry patterns and scaling in nature and
society, 9(4):471–479, nov 2001.
[ bib |
Abstract ]
D. M. Willis, R. Henwood, M.N. Wild, H.E. Coffey, W.F. Denig, E.H. Erwin, and
D. V. Hoyt.
The greenwich photo-heliographic results (1874–1976): Procedures for
checking and correcting the sunspot digital datasets.
Solar Physics, 2013.
[ bib |
DOI |
http |
Abstract ]
D. M. Willis, M. N. Wild, G. M. Appleby, and L. T. Macdonald.
The greenwich photo-heliographic results
(1874–1885): Observing telescopes, photographic
processes, and solar images.
Solar Physics, pages 1–34, 2016.
[ bib |
DOI |
http |
.pdf |
Abstract ]
D. M. Willis, M. N. Wild, and J. S. Warburton.
Re-examination of the daily number of sunspot groups for the royal
observatory, greenwich (1874–1885).
Solar Physics, pages 1–34, 2016.
[ bib |
DOI |
http |
.pdf |
Abstract ]
D.M. Willis, V.N. Davda, and F.Richard Stephenson.
Comparison between oriental and occidental sunspot observations.
Quarterly Journal of the Royal Astronomical Society,
37:189–229, jun 1996.
[ bib ]
D.M. Willis, R. Henwood, and F.R. Stephenson.
The presence of large sunspots near the central solar meridian at the
times of modern japanese auroral observations.
Annales Geophysicae, 24:2743–2758, October 2006.
[ bib |
Abstract ]
D.M. Willis, R. Henwood, and F.R. Stephenson.
The presence of large sunspots near the central solar meridian at the
times of major geomagnetic storms.
Annales Geophysicae, 27(1):185–197, January 2009.
[ bib |
http |
Abstract ]
D.M. Willis, F. R. Stephenson, and Huiping Fang.
Sporadic aurorae observed in east asia.
Annales Geophysicae, 25(2):417–436, March 2007.
[ bib |
.html |
.pdf |
Abstract ]
P. Wintoft and L.R. Cander.
Twenty-four hour predictions of f(o)f(2) using time delay neural
networks.
Radio Science, 35(2), 2000.
[ bib |
http |
Abstract ]
J.P. Wu and P.J. Wilkinson.
Time weighted magnetic indices as predictors of ionospheric
behaviour.
Journal of Atmospheric and Terrestrial Physics,
57(14):1763–1770, 1995.
[ bib |
http |
.pdf |
Abstract ]
T. Yu, W. Wan, L. Liu, and B. Zhao.
Global scale annual and semi-annual variations of daytime nmf2 in the
high solar activity years.
Journal of Atmospheric and Solar-Terrestrial Physics,
66(18):1691–1701, dec 2004.
[ bib |
Abstract ]
B. Zolesi, A. Belahaki, I. Tsagouri, and L.R. Cander.
Real-time updating of the simplified ionospheric regional model for
operational applications.
Radio Science, 39(2), 2004.
[ bib |
http |
Abstract ]
L. Zou, H. Rishbeth, I.C.F. Muller-Wodarg, A.D. Aylward, G.H. Millward, T.J.
Fuller-Rowell, D.W. Idenden, and R.J. Moffett.
Annual and semiannual variations in the ionospheric f2-layer. i.
modelling.
Annales Geophysicae, 18(8):927–944, 2000.
[ bib |
Abstract ]