Post-sunset rise of equatorial F layer—or upwelling growth?
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Aarons J (1993) The longitudinal morphology of equatorial F-layer irregularities relevant to their occurrence. Space Sci Rev 63:209
Abdu MA, Batista IS, Bittencourt JA (1981) Some characteristics of spread F at the magnetic equatorial station Fortaleza. J Geophys Res 86:6836
Abdu MA, de Medeiros RT, Bittencourt JA, Batista IS (1983) Vertical ionization drift velocities and range type spread F in the evening equatorial ionosphere. J Geophys Res 88:399
Abdu MA, de Souza JR, Kherani EA, Batista IS, MacDougall JW, Sobral JHA (2015) Wave structure and polarization electric field development in the bottomside F layer leading to postsunset equatorial spread F. J Geophys Res 120:6930. https://doi.org/10.1002/2015JA021235
Alex S, Koparkar PV, Rastogi RG (1989) Spread F and ionization anomaly belt. J Atmos Terr Phys 51:371
Batista IS, Abdu MA, Bittencourt JA (1986) Equatorial F region vertical plasma drifts: seasonal and longitudinal asymmetries in the American sector. J Geophys Res 91:12055
Bernhardt PA, Siefring CL (2006) New satellite based systems for ionospheric tomography and scintillation region imaging. Radio Sci 41:RS5S23. https://doi.org/10.1029/2005RS003360
Bittencourt JA, Abdu MA (1981) A theoretical comparison between apparent and real vertical ionization drift velocities in the equatorial F region. J Geophys Res 86:2451
Clemesha BR, Wright RWH (1966) A survey of equatorial spread F. In: Newman P (ed) Agardograph 95:3Spread F and its effects upon radio wave propagation and communications. W. and J. MacKay and Co., Ltd, London
Crain DJ, Heelis RA, Bailey GJ (1993) Effects of electrical coupling on equatorial ionospheric plasma motions: when is the F region a dominant driver in the low-latitude dynamo? J Geophys Res 98:6033
Dabas RS, Singh L, Lakshmi DR, Subramanyam P, Chopra P, Garg SC (2003) Evolution and dynamics of equatorial plasma bubbles: relationships to E × B drift, postsunset total electron content enhancements, and equatorial electrojet strength. Radio Sci 38:1075. https://doi.org/10.1029/2001RS002586
de La Beaujardiere O, the C/NOFS Science Definition Team (2004) C/NOFS: a mission to forecast scintillations. J Atmos Solar-Terr Phys 66:1573–1591
Eccles JV (1998b) Modeling investigation of the evening prereversal enhancement of the zonal electric field in the equatorial ionosphere. J Geophys Res 103:26,709
Eccles JV (2004) Assimilation of global-scale and mesoscale electric fields from low-latitude satellites. Radio Sci 39:RS1S09. https://doi.org/10.1029/2002RS002810
Eccles JV, Maynard N, Wilson G (1999) Study of the evening plasma drift vortex in the low-latitude ionosphere using San Marco electric field measurements. J Geophys Res 104:28133
Eccles JV, St Maurice JP, Schunk RW (2015) Mechanisms underlying the prereversal enhancement of the vertical plasma drift in the low-latitude ionosphere. J Geophys Res 120:4950. https://doi.org/10.1002/2014JA020664
Fagundes PR, Sahai Y, Batista IS, Abdu MA, Bittencourt JA, Takahashi H (1999) Observations of day-to-day variability in precursor signatures to equatorial F-region plasma depletions. Ann Geophys 17:1053
Farley DT, Balsley BB, Woodman RF, McClure JP (1970) Equatorial spread F: implications of VHF radar observations. J Geophys Res 75:7199
Farley DT, Bonelli E, Fejer BG, Larsen MF (1986) The prereversal enhancement of the zonal electric field in the equatorial ionosphere. J Geophys Res 91:13723
Fejer BG, de Paula ER, Batista IS, Bonelli E, Woodman RF (1989) Equatorial F region vertical plasma drifts during solar maxima. J Geophys Res 94:12,049
Fejer BG, de Paula ER, Gonzalez SA, Woodman RF (1991) Average vertical and zonal F region plasma drifts over Jicamarca. J Geophys Res 96:13901
Fejer BG, Farley DT, Gonzales CA, Woodman RF, Calderon C (1981) F region east-west drifts at Jicamarca. J Geophys Res 86:215
Fejer BG, Scherliess L, de Paula ER (1999) Effects of the vertical plasma drift velocity on the generation and evolution of equatorial spread F. J Geophys Res 104:19859
Fesen C, Crowley G, Roble RG, Richmond AD, Fejer BG (2000) Simulation of the pre-reversal enhancement in the low latitude vertical ion drifts. Geophys Res Lett 27:1851
Fukao S, Ozawa Y, Yamamoto M, Tsunoda RT (2003) Altitude-extended equatorial spread F observed near sunrise terminator over Indonesia. Geophys Res Lett 30:2137. https://doi.org/10.1029/2003GL018383
Fukao S, Yokoyama T, Tayama T, Yamamoto M, Maruyama T, Saito S (2006) Eastward traverse of equatorial plasma plumes observed with the equatorial atmosphere radar in Indonesia. Ann Geophys 24:1411
Gentile LC, Burke WJ, Rich FJ (2006) A global climatology for equatorial plasma bubbles in the topside ionosphere. Ann Geophys 24:163
Guzdar PN, Satyanarayana P, Huba JD, Ossakow SL (1982) Influence of velocity shear on the Rayleigh-Taylor instability. Geophys Res Lett 9:547
Haerendel G, Eccles JV (1992) The role of the equatorial electrojet in the evening ionosphere. J Geophys Res 97:1181
Haerendel G, Eccles JV, Cakir S (1992) Theory for modeling the equatorial evening ionosphere and the origin of the shear in the horizontal plasma flow. J Geophys Res 97:1209
Heelis RA (2004) Electrodynamics in the low and middle latitude ionosphere: a tutorial. J Atmos Solar-Terr Phys 66:825
Hoang TL, Abdu MA, MacDougall J, Batista IS (2010) Longitudinal differences in the equatorial spread F characteristics between Vietnam and Brazil. Adv Space Res 45:351
Huang CS, Kelley MC (1996a) Nonlinear evolution of equatorial spread F, 1. On the role of plasma instabilities and spatial resonance associated with gravity wave seeding. J Geophys Res 101:283
Huang CS, Kelley MC (1996b) Nonlinear evolution of equatorial spread F, 3. Plasma bubbles generated by structured electric fields. J Geophys Res 101:303
Jayachandran PT, Sri Ram P, Somayajulu VV, Rama Rao PVS (1997) Effect of equatorial ionization anomaly on the occurrence of spread F. Ann Geophys 15:255
Kelley MC, Larsen MF, La Hoz C, McClure JP (1981) Gravity wave initiation of equatorial spread F: a case study. J Geophys Res 86:9087
Klostermeyer J (1978) Nonlinear investigation of the spatial resonance effect in the nighttime equatorial F region. J Geophys Res 83:3753
Kudeki E, Bhattacharyya S (1999) Postsunset vortex in equatorial F-region plasma drifts and implications for bottomside spread-F. J Geophys Res 104:28163
Kudeki E, Fejer BG, Farley DT, Ierkic HM (1981) Interferometer studies of equatorial F region irregularities and drifts. Geophys Res Lett 8:377
Li G, Ning B, Abdu MA, Wan W, Hu L (2012) Precursor signatures and evolution of post-sunset equatorial spread-F observed over Sanya. J Geophys Res 117:A08321. https://doi.org/10.1029/2012JA017820
Li G, Otsuka Y, Ning B, Abdu MA, Yamamoto M, Wan W, Liu L, Abadi P (2016) Enhanced ionospheric plasma bubble generation in more active ITCZ. Geophys Res Lett 43:2389. https://doi.org/10.1002/2016GL068145
Makela JJ, Miller ES (2008) Optical observations of the growth and day-to-day variability of equatorial plasma bubbles. J Geophys Res 113:A03307. https://doi.org/10.1029/2007JA012661
Makela JJ, Vadas SL, Muryanto R, Duly T, Crowley G (2010) Periodic spacing between consecutive equatorial plasma bubbles. Geophys Res Lett 37:L14103. https://doi.org/10.1029/2010GL043968
Maruyama T (1996) Modeling study of equatorial ionospheric height and spread F occurrence. J Geophys Res 101:5157
Maruyama T, Kawamura M (2006) Equatorial ionospheric disturbance observed through a transequatorial HF propagation experiment. Ann Geophys 24:1401
Maruyama T, Nozaki K, Yamamoto M, Fukao S (2002) Ionospheric height changes at two closely separated equatorial stations and implications in spread F onsets. J Atmos Sol-Terr Phys 64:1557. https://doi.org/10.1016/S1364-6826(02)00093-7
Maruyama T, Saito S, Kawamura M, Nozaki K (2008) Thermospheric meridional winds as deduced from ionosonde chain at low and equatorial latitudes and their connection with midnight temperature maximum. J Geophys Res 113:A09316. https://doi.org/10.1029/2008JA013031
Maruyama T, Saito S, Kawamura M, Nozaki K, Krall J, Huba JD (2009) Equinoctial asymmetry of a low-latitude ionosphere-thermosphere system and equatorial irregularities: evidence for meridional wind control. Ann Geophys 27:2027
McClure JP, Singh S, Bamgboye DK, Johnson FS, Kil H (1998) Occurrence of equatorial F region irregularities: evidence for tropospheric seeding. J Geophys Res 103:29119
Narayanan VL, Taori A, Patra AK, Emperumal K, Gurubaran S (2012) On the importance of wave-like structures in the occurrences of equatorial plasma bubbles: a case study. J Geophys Res 117:A01306. https://doi.org/10.1029/2011JA017054
Ogawa T, Otsuka Y, Shiokawa K, Saito A, Nishioka M (2006) Ionospheric disturbances over Indonesia and their possible association with atmospheric gravity waves from the troposphere. J Meteor Soc Japan 84A:327
Otsuka Y, Shiokawa K, Ogawa T, Yokoyama T, Yamamoto M, Fukao S (2004) Spatial relationship of equatorial plasma bubbles and field-aligned irregularities observed with an all-sky airglow imager and the equatorial atmosphere radar. Geophys Res Lett 31:L20802. https://doi.org/10.1029/2004GL020869
Oya H, Takahashi T, Morioka A, Miyaoka H (1982) Wavy patterns of ionospheric electron density profiles triggered by TID -- observation results of the electron density by TAIYO satellite. J Geomagn Geoelectr 34:509
Patra AK, Taori A, Chaitanya PP, Sripathi S (2013) Direct detection of wavelike spatial structure at the bottom of the F region and its role on the formation of equatorial plasma bubble. J Geophys Res 118:1196. https://doi.org/10.1002/jgra.50148
Prakash S, Pallamraju D, Sinha HSS (2009) Role of equatorial ionization anomaly in the development of the evening prereversal enhancement of the equatorial zonal electric field. J Geophys Res 114:A02301. https://doi.org/10.1029/2007JA012808
Raghavarao R, Hoegy W, Spencer NW, Wharton LE (1993) Neutral temperature anomaly in the equatorial thermosphere—a source of vertical winds. Geophys Res Lett 20:1023
Raghavarao R, Nageswararao M, Sastri JH, Vyas GD, Sriramarao M (1988) Role of equatorial ionization anomaly in the initiation of equatorial spread F. J Geophys Res 93:5959
Rastogi RG, Patil A, Alex S (1991) Post-sunset uplifting of the equatorial F layer of the ionosphere and vertical plasma drift velocities. J Geomagn Geoelectr 43:607
Richmond AD, Fang TW, Maute A (2015) Electrodynamics of the equatorial evening ionosphere: 1. Importance of winds in different regions. J Geophys Res 120:2118. https://doi.org/10.1002/2014JA020934
Rishbeth H (1971) Polarization fields produced by winds in the equatorial F region. Planet Space Sci 19:357
Rodrigues FS, Crowley G, Heelis RA, Maute A, Reynolds A (2012) On the TIE-GCM simulation of the evening equatorial plasma vortex. J Geophys Res 117:A05307. https://doi.org/10.1029/2011JA017369
Rӧttger J (1973) Wave-like structures of large-scale equatorial spread-F irregularities. J Atmos Terr Phys 35:1195
Rӧttger J (1976) The macro-scale structure of equatorial spread-F irreglarities. J Atmos Terr Phys 38:97
Rӧttger J (1977) Travelling disturbances in the equatorial ionosphere and their association with penetrative cumulus convection. J Atmos Terr Phys 39:987
Rӧttger J (1981) Equatorial spread-F by electric fields and atmospheric gravity waves generated by thunderstorms. J Atmos Terr Phys 43:453
Saito S, Fukao S, Yamamoto M, Otsuka Y, Maruyama T (2008) Decay of 3-m-scale ionospheric irregularities associated with a plasma bubble observed with the equatorial atmosphere radar. J Geophys Res 113:A11318. https://doi.org/10.1029/2008JA13118
Saito S, Maruyama T (2006) Ionospheric height variations observed by ionosondes along magnetic meridian and plasma bubble onsets. Ann Geophys 24:2991
Saito S, Maruyama T (2007) Large-scale longitudinal variation in ionospheric height and equatorial spread F occurrences observed with ionosondes. Geophys Res Lett 34:L16109. https://doi.org/10.1029/GL030618
Sastri JH (1998) On the development of abnormally large postsunset upward drift of equatorial F region under quiet geomagnetic conditions. J Geophys Res 103:3983
Sastri JH, Meena Varma VK, Probhakaran Nayar SR (1995) Height gradient of F region vertical drift in the evening ionosphere. Geophys Res Lett 22:2645
Satyanarayana P, Guzdar PN, Huba JD, Ossakow SL (1984) Rayleigh-Taylor instability in the presence of a stratified shear layer. J Geophys Res 89:2945
Schunk RW, Demars HG (2003) Effect of equatorial plasma bubbles on the thermosphere. J Geophys Res 108:1245. https://doi.org/10.1029/2002JA009690
Sekar R, Kelley MC (1998) On the combined effects of vertical shear and zonal electric field patterns on nonlinear equatorial spread F evolution. J Geophys Res 103:20,735
Sekar R, Raghavarao R (1987) Role of vertical winds on the Rayleigh-Taylor instabilities of the night time equatorial ionosphere. J Atmos Solar Terr Phys 49:981
Sekar R, Suhasini R, Raghavarao R (1994) Effects of vertical winds and electric fields in the nonlinear evolution of equatorial spread F. J Geophys Res 99:2205
Singh S, Johnson FS, Power RA (1997) Gravity wave seeding of equatorial plasma bubbles. J Geophys Res 102:7399
Sridharan R, Pallam Raju D, Raghavarao R, Ramarao PVS (1994) Precursor to equatorial spread F in OI 630.0 nm dayglow. Geophys Res Lett 21:2797
Su SY, Chao CK, Liu CH (2008) On monthly/seasonal/longitudinal variations of equatorial irregularity occurrences and their relationship with the postsunset vertical drift velocities. J Geophys Res 113:A05307. https://doi.org/10.1029/2007JA012809
Su SY, Wu CL, Liu CH (2014) Correlation between the global occurrences of ionospheric irregularities and deep atmospheric convective clouds in the intertropical convergence zone (ITCZ). Earth Planets Space 66:134
Thampi SV, Ravindran S, Pant TK, Devasia CV, Sreelatha P, Sridharan R (2006) Deterministic prediction of post-sunset ESF based on the strength and asymmetry of EIA from ground based TEC measurements: preliminary results. Geophys Res Lett 33:L13103. https://doi.org/10.1029/2006GL026376
Thampi SV, Ravindran S, Pant TK, Devasia CV, Sridharan R (2008) Seasonal dependence of the ‘forecast parameter’ based on the EIA characteristics for the prediction of equatorial spread F (ESF). Ann Geophys 26:1751
Thampi SV, Tsunoda R, Jose L, Pant TK (2012) Ionogram signatures of large-scale wave structure and their relation to equatorial spread F. J Geophys Res 117:A08314. https://doi.org/10.1029/2012JA017592
Thampi SV, Yamamoto M, Tsunoda RT, Otsuka Y, Tsugawa T, Uemoto J, Ishii M (2009) First observations of large-scale wave structure and equatorial spread F using CERTO radio beacon on the C/NOFS satellite. Geophys Res Lett 36:L18111. https://doi.org/10.1029/2009GL039887
Tsunoda RT (1980) On the spatial relationship of 1-m equatorial spread F irregularities and plasma bubbles. J Geophys Res 85:185
Tsunoda RT (1981) Time evolution and dynamics of equatorial backscatter plumes, 1, growth phase. J Geophys Res 86:139
Tsunoda RT (1983) On the generation and growth of equatorial backscatter plumes. 2. Structuring of the west walls of upwellings. J Geophys Res 88:4869
Tsunoda RT (1985) Control of the seasonal and longitudinal occurrence of equatorial scintillations by the longitudinal gradient in integrated E region Pedersen conductivity. J Geophys Res 90:447
Tsunoda RT (2005) On the enigma of day-to-day variability in equatorial spread F. Geophys Res Lett 32:L08103. https://doi.org/10.1029/2005GL022512
Tsunoda RT (2007) Seeding of equatorial plasma bubbles with electric fields from an E s -layer instability. J Geophys Res 112:A06304. https://doi.org/10.1029/2006JA012103
Tsunoda RT (2008) Satellite traces: an ionogram signature for large-scale wave structure and a precursor for equatorial spread F. Geophys Res Lett 35:L20110. https://doi.org/10.1029/2008GL035706
Tsunoda RT (2009) Multi-reflected echoes: another ionogram signature of large-scale wave structure. Geophys Res Lett 36:L01102. https://doi.org/10.1029/2008GL036221
Tsunoda RT (2010a) On seeding equatorial spread F during solstices. Geophys Res Lett 37:L05102. https://doi.org/10.1029/2010GL042576
Tsunoda RT (2010b) On seeding equatorial spread F: circular gravity waves. Geophys Res Lett 37:L10104. https://doi.org/10.1029/2010GL043422
Tsunoda RT (2010c) On equatorial spread F: establishing a seeding hypothesis. J Geophys Res 115:A12303. https://doi.org/10.1029/2010JA015564
Tsunoda RT (2015) Upwelling: a unit of disturbance in equatorial spread F. Prog Earth Planet Sci 2. https://doi.org/10.1186/s40645-015-0038-5
Tsunoda RT, Baron MJ, Owen J, Towle DM (1979) ALTAIR: an incoherent scatter radar for equatorial spread F studies. Radio Sci 14:1111
Tsunoda RT, Bubenik DM, Thampi SV, Yamamoto M (2010) On large-scale wave structure and equatorial spread F without a post-sunset rise of the F layer. Geophys Res Lett 37:L07105. https://doi.org/10.1029/2009GL042357
Tsunoda RT, Ecklund WL (2007) On the post-sunset rise of the equatorial F layer and superposed upwellings and bubbles. Geophys Res Lett 34:L04101. https://doi.org/10.1029/2006GL028832
Tsunoda RT, Livingston RC, McClure JP, Hanson WB (1982) Equatorial plasma bubbles: vertically elongated wedges from the bottomside F layer. J Geophys Res 87:9171
Tsunoda RT, Livingston RC, Rino CL (1981) Evidence of a velocity shear in bulk plasma motion associated with the post-sunset rise of the equatorial F layer. Geophys Res Lett 8:807
Tsunoda RT, Maruyama T, Tsugawa T, Yokoyama T, Ishii M, Nguyen TT, Ogawa T, Nishioka M (2016a) Off-great-circle paths in transequatorial propagation, 1 discrete and diffuse types. J Geophys Res 121:11157. https://doi.org/10.1002/2015JA021695
Tsunoda RT, Maruyama T, Tsugawa T, Yokoyama T, Ishii M, Nguyen TT, Ogawa T, Nishioka M (2016b) Off-great-circle paths in transequatorial propagation, 2. Non-magnetic-field-aligned reflections. J Geophys Res 121:11176. https://doi.org/10.1002/2016JA022404
Tsunoda RT, Nguyen TT, Le MH (2015) Effects of tidal forcing, conductivity gradient, and active seeding, on the climatology of equatorial spread F over Kwajalein. J Geophys Res 120:632. https://doi.org/10.1002/2014JA020762
Tsunoda RT, Thampi SV, Nguyen TT, Yamamoto M (2013) On validating the relationship of ionogram signatures to large-scale wave structure. J Atmos Solar-Terr Phys 103:30
Tsunoda RT, White BR (1981) On the generation and growth of equatorial backscatter plumes—1. Wave structure in the bottomside F layer. J Geophys Res 86:3610
Tsunoda RT, Yamamoto M, Tsugawa T, Hoang TL, Tulasi Ram S, Thampi SV, Chau HD, Nagatsuma T (2011) On seeding, large-scale wave structure, equatorial spread F, and scintillations over Vietnam. Geophys Res Lett 38:L20102. https://doi.org/10.1029/2011GL049173
Tulasi Ram S, Yamamoto M, Tsunoda RT, Chau HD, Hoang TL, Damtie B, Wassaie M, Yatini CY, Manik T, Tsugawa T (2014) Characteristics of large-scale wave structure observed from African and Southeast Asian longitudinal sectors. J Geophys Res 119:2288. https://doi.org/10.1002/2013JA019712
Tulasi Ram S, Yamamoto M, Tsunoda RT, Thampi SV (2012) On the application of differential phase measurements to study the zonal large scale wave structure (LSWS) in the ionospheric electron content. Radio Sci 47:RS2001. https://doi.org/10.1029/2011RS004870
Uemoto J, Maruyama T, Saito S, Ishii M, Yoshimura R (2010) Relationships between pre-sunset electrojet strength, pre-reversal enhancement and equatorial spread-F onset. Ann Geophys 28:449
Vadas SL (2007) Horizontal and vertical propagation and dissipation of gravity waves in the thermosphere from lower atmospheric and thermospheric sources. J Geophys Res 112:A06305. https://doi.org/10.1029/2006JA011845
Weber EJ, Basu S, Bullett TW, Valladares C, Bishop G, Groves K, Kuenzler H, Ning P, Sultan PJ, Sheehan RE, Araya J (1996) Equatorial plasma depletion precursor signatures and onset observed at 11° south of the magnetic equator. J Geophys Res 101:26829
Weber EJ, Buchau J, Eather RH, Mende SB (1978) North-south aligned equatorial airglow depletions. J Geophys Res 83:712
Whitehead JD (1971) Ionization disturbances caused by gravity waves in the presence of an electrostatic field and background wind. J Geophys Res 76:238
Woodman RF (1970) Vertical drift velocities and east-west electric fields at the magnetic equator. J Geophys Res 75:6249
Yokoyama T, Fukao S, Yamamoto M (2004) Relationship of the onset of equatorial F region irregularities with the sunset terminator observed with the Equatorial Atmosphere Radar. Geophys Res Lett 31:L24804. https://doi.org/10.1029/2004GL021529
Zalesak ST, Ossakow SL (1980) Nonlinear equatorial spread F: spatially large bubbles resulting from large horizontal scale initial perturbations. J Geophys Res 85:2131