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Browsing by Author Tulasiram, S.

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Issue DateTitleAuthor(s)
2021An aided Abel inversion technique assisted by artificial neural network-based background ionospheric model for near real-time correction of FORMOSAT-7/COSMIC-2 dataGowtam, V.Sai; Tulasiram, S.; Ankita, M.
2015Altitude development of postmidnight F region field-aligned irregularities observed using Equatorial Atmosphere Radar in IndonesiaDao, Tam; Otsuka, Yuichi; Shiokawa, Kazuo; Tulasiram, S.; Yamamoto, Mamoru
2017An Artificial Neural Network-Based Ionospheric Model to Predict NmF2 and hmF2 Using Long-Term Data Set of FORMOSAT-3/COSMIC Radio Occultation Observations: Preliminary ResultsGowtam, V. Sai; Tulasiram, S.
2017Automatic selection of Dst storms and their seasonal variations in two versions of Dst in 50 yearsBalan, N.; Tulasiram, S.; Kamide, Y.; Batista, I.S.; Souza, J.R.; Shiokawa, K.; Rajesh, P.K.; Victor, N. Jeni
2019Capability of geomagnetic storm parameters to identify severe space weatherTulasiram, S.
2014Characteristics of large-scale wave structure observed from African and Southeast Asian longitudinal sectorsTulasiram, S.; Yamamoto, M.; Tsunoda, R.T.; Chau, H.D.; Hoang, T.L.; Damtie, B.; Wassaie, M.; Yatini, C.Y.; Manik, T.; Tsugawa, T.
2014CME front and severe space weatherBalan, N.; Skoug, R.; Tulasiram, S.; Rajesh, P.K.; Shiokawa, K.; Otsuka, Y.; Batista, I.S.; Ebihara, Y.; Nakamura, T.
2012Corotating interaction region (CIR) induced magnetic storms during solar minimum and their effects on low-latitude geomagnetic field and ionosphereVeenadhari, B.; Kumar, Sandeep; Tulasiram, S.; Singh, Rajesh; Alex, S.
2012Corotating interaction regions (CIRs) at sub-harmonic solar rotational periods and their impact on ionosphere-thermosphere system during the extreme low solar activity year 2008Tulasiram, S.; Yamamoto, M.; Veenadhari, B.; Kumar, Sandeep; Gurubaran, S.
2017Coseismic Traveling Ionospheric Disturbances during the Mw 7.8 Gorkha, Nepal, Earthquake on 25 April 2015 From Ground and Spaceborne ObservationsTulasiram, S.; Sunil, P.S.; Ravi Kumar, M.; Su, S.-Y.; Tsai, L.C.; Liu, C.H.
2020Dilatory and downward development of 3‐m scale Irregularities in the funnel‐like region of a rapidly rising equatorial plasma bubbleTulasiram, S.; Ajith, K. K.; Yokoyama, T.; Yamamoto, M.; Hozumi, K.; Shiokawa, K.; Otsuka, Y.; Li, G.
2016Duskside enhancement of equatorial zonal electric field response to convection electric fields during the St. Patrick’s Day storm on 17 March 2015Tulasiram, S.; Yokoyama, T.; Otsuka, Y.; Shiokawa, K.; Sripathi, S.; Veenadhari, B.; Heelis, R.; Ajith, K.K.; Gowtam, V. Sai; Gurubaran, S.; Supnithi, P.; Huy, M. Le
2020Effects of IMF By on ring current asymmetry under Southward IMF Bz conditions observed at ground magnetic stations: Case studiesKumar, Sandeep; Veenadhari, B.; Chakrabarty, D.; Tulasiram, S.; Kikuchi, T.; Miyoshi, Y.
2017Electrodynamic disturbances in the Brazilian equatorial and low-latitude ionosphere on St. Patrick’s Day storm of 17 March 2015Venkatesh, K.; Tulasiram, S.; Fagundes, P.R.; Seemala, Gopi K.; Batista, I.S.
2012Equinoctial asymmetry in the occurrence of equatorial spread-F over Indian longitudes during moderate to low solar activity period 2004-2007Manju, G.; Haridas, M. K. Madhav; Ravindran, Sudha; Pant, Tarun Kumar; Tulasiram, S.
2015Estimation of interplanetary electric field conditions for historical geomagnetic stormsKumar, Sandeep; Veenadhari, B.; Tulasiram, S.; Selvakumaran, R.; Mukherjee, S.; Singh, Rajesh; Kadam, B.D.
2015Explicit characteristics of evolutionary-type plasma bubbles observed from Equatorial Atmosphere Radar during the low to moderate solar activity years 2010–2012Ajith, K.K.; Tulasiram, S.; Yamamoto, M.; Yokoyama, T.; Gowtam, V. Sai; Otsuka, Y.; Tsugawa, T.; Niranjan, K.
2019A few important features of global atmospheric boundary layer heights estimated using COSMIC radio occultation retrieved dataBrahmanandam, P.S.; Kumar, V.N.; Kumar, G.A.; Rao, M.P.; Samatha, K.; Tulasiram, S.
2012First observational evidence for opposite zonal electric fields in equatorial E and F region altitudes during a geomagnetic storm periodTulasiram, S.; Balan, N.; Veenadhari, B.; Gurubaran, S.; Ravindran, S.; Tsugawa, T.; Liu, H.; Niranjan, K.; Nagatsuma, T.
2022Forecasting Geomagnetic activity (Dst Index) using the ensemble kalman filterNilam, B.; Tulasiram, S.
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