S. Ravindran

发表

A statistical study of the response of the dayside equatorial F2 layer to the main phase of intense geomagnetic storms as an indicator of penetration electric field

M. Yamamoto, Y. Otsuka, I. Batista, 2011 .

Modelling of GAGAN TEC data using Spherical Harmonic Functions

A. D. Sarma, C. Sujatha, S. Ravindran, 2009, 2009 4th International Conference on Computers and Devices for Communication (CODEC).

Deterministic prediction of post‐sunset ESF based on the strength and asymmetry of EIA from ground based TEC measurements: Preliminary results

S. Thampi, T. Pant, R. Sridharan, 2006 .

Equatorial and low‐latitude ionosphere‐thermosphere system response to the space weather event of August 2005

T. Pant, L. Paxton, V. Sreeja, 2009 .

Coherent radio beacon experiment (CRABEX) for tomographic imaging of the equatorial ionosphere in the Indian longitudes - Preliminary results

A. D. Sarma, J. Jose, S. Thampi, 2007 .

NeQuick bottomside analysis at low latitudes

S. Radicella, B. Nava, P. Coïsson, 2008 .

The influence of Corotating Interaction Region (CIR) driven geomagnetic storms on the development of equatorial plasma bubbles (EPBs) over wide range of longitudes

S. Su, S. T. Ram, B. Veenadhari, 2015 .

Low‐latitude ionospheric‐thermospheric response to storm time electrodynamical coupling between high and low latitudes

S. Thampi, R. Sridharan, B. M. Pathan, 2011 .

Up-down asymmetry of type I plasma waves in the equatorial electrojet region

S. Ravindran, B. V. Murthy, 1997 .

First observational evidence for opposite zonal electric fields in equatorial E and F region altitudes during a geomagnetic storm period

Huixin Liu, T. Nagatsuma, T. Tsugawa, 2012 .

On the response of the equatorial and low latitude ionospheric regions in the Indian sector to the large magnetic disturbance of 29 October 2003

T. Pant, R. Sridharan, G. Manju, 2009 .

Response of the equatorial and low‐latitude ionosphere in the Indian sector to the geomagnetic storms of January 2005

T. Pant, R. Sridharan, V. Sreeja, 2009 .

Plasmaspheric electron content (PEC) over low latitude regions around the magnetic equator in the Indian sector during different geophysical conditions

S. Thampi, R. Sridharan, G. Manju, 2008 .

Electrodynamical response of the Indian low-mid latitude ionosphere to the very large solar flare of 28 October 2003 - a case study

T. Pant, R. Sridharan, G. Manju, 2009 .

The role of post sunset vertical drifts at the equator in predicting the onset of VHF scintillations during high and low sunspot activity years

R. Sridharan, S. T. Ram, D. Prasad, 2006 .

Toward prediction of L band scintillations in the equatorial ionization anomaly region

S. Thampi, G. Manju, V. Sreeja, 2011 .

Investigation of the response of equatorial MLTI region during a partial solar eclipse through ground-based daytime optical technique

S. Thampi, T. Pant, R. Sridharan, 2008 .

The combined effects of electrojet strength and the geomagnetic activity ( K p -index) on the post sunset height rise of the F-layer and its role in the generation of ESF during high and low solar activity periods

R. Sridharan, S. T. Ram, D. Prasad, 2007 .

Investigation of the response time of the equatorial ionosphere in context of the equatorial electrojet and equatorial ionization anomaly

T. Pant, S. Alex, C. Vineeth, 2011 .

An overview of CAWSES-India program with emphasis to equatorial atmospheric coupling processes

P. K. Manoharan, A. Patra, G. Beig, 2012 .

Characteristics of the equatorial F-region vertical plasma drift observed during post-sunset and pre-sunrise hours

T. J. Mathew, S. Nayar, T. Pant, 2010 .

An additional layer in the low‐latitude ionosphere in Indian longitudes: Total electron content observations and modeling

S. Thampi, T. Pant, R. Sridharan, 2007 .

TEC variations during low solar activity period (2005–2007) near the Equatorial Ionospheric Anomaly Crest region in India

Mala S. Bagiya, H. P. Joshi, K. N. Iyer, 2009 .

A study on chaotic behaviour of equatorial/low latitude ionosphere over Indian subcontinent, using GPS-TEC time series

S. Ravindran, K. Unnikrishnan, 2010 .

Electrodynamics of the equatorial F-region ionosphere during pre-sunrise period

T. J. Mathew, C. V. Sreehari, S. Nayar, 2009 .

Westward electric field penetration to the dayside equatorial ionosphere during the main phase of the geomagnetic storm on 22 July 2009

T. Pant, V. Sreeja, S. Ravindran, 2011 .

Spatial and temporal variations of small-scale plasma turbulence parameters in the equatorial electrojet: HF and VHF radar observational results

K. Viswanathan, G. Manju, S. Ravindran, 2005 .

Occurrence of type I plasma waves in the equatorial electrojet during morning and evening hours

S. Ravindran, B. V. Murthy, 1997 .

Effect of small‐scale plasma turbulence on altitude profiles of electron drift velocity in the equatorial electrojet: An experimental study

S. Ravindran, B. V. Murthy, 1994 .

Distinctive effects of interplanetary electric field and substorm on nighttime equatorial F layer: A case study

D. Chakrabarty, R. Sekar, S. Ravindran, 2008 .

Local time dependent response of postsunset ESF during geomagnetic storms

R. Sridharan, S. T. Ram, D. Prasad, 2008 .

Rocket borne in-situ electron density and neutral wind measurements in the equatorial ionosphere—results from the January 2010 annular solar eclipse campaign from India

T. Pant, R. Sridharan, G. Manju, 2012 .

A Novel probe for in-situ Electron density and Neutral Wind (ENWi) measurements in the near Earth space

T. Pant, R. Sridharan, N. Mridula, 2012 .

Role of gravity wavelike seed perturbations on the triggering of ESF – a case study from unique dayglow observations

T. Pant, R. Sridharan, V. Sreeja, 2009 .

Observational evidence for the plausible linkage of Equatorial Electrojet (EEJ) electric field variations with the post sunset F-region electrodynamics

T. Pant, V. Sreeja, S. Ravindran, 2009 .

Anomalous enhancement of ionospheric F2 layer critical frequency and total electron content over low latitudes before three recent major earthquakes in China

R. Dabas, Rupesh M. Das, Kavita Sharma, 2010 .

Study of total electron content variations over equatorial and low latitude ionosphere during extreme solar minimum

R. Dabas, Kavita Sharma, S. Ravindran, 2012 .

Seasonal dependence of the "forecast parameter" based on the EIA characteristics for the prediction of Equatorial Spread F (ESF)

S. Thampi, T. Pant, R. Sridharan, 2008 .

The seasonal and solar cycle variations of electron density gradient scale length, vertical drift and layer height during magnetically quiet days: Implications for Spread F over Trivandrum, India

G. Manju, S. Ravindran, C. Devasia, 2009 .

Equinoctial asymmetry in the occurrence of equatorial spread-F over Indian longitudes during moderate to low solar activity period 2004-2007

T. Pant, G. Manju, M. Haridas, 2012 .

First observation of topside ionization ledges using radio beacon measurements from low Earth orbiting satellites

S. Thampi, T. Pant, R. Sridharan, 2005 .

The persistence of equatorial spread F – an analysis on seasonal, solar activity and geomagnetic activity aspects

R. Sridharan, V. Sreeja, S. Ravindran, 2009 .

Observations of Pc5 micropulsation-related electric field oscillations in the equatorial ionosphere

K. Viswanathan, D. Rao, S. Ravindran, 1994 .

The seasonal and solar cycle variations of electron density gradient scale length during magnetically disturbed days: implications for Spread F

G. Manju, S. Ravindran, C. Devasia, 2009 .

Prediction of post-sunset ESF based on the strength and asymmetry of EIA from ground based TEC measurements

S. Thampi, T. Pant, R. Sridharan, 2006 .

Additional stratifications in the equatorial F region at dawn and dusk during geomagnetic storms: Role of electrodynamics

T. Pant, R. Sridharan, G. J. Bailey, 2009 .

Small-scale (∼3 m) E region irregularities at and off the magnetic equator

A. Patra, K. Viswanathan, K. Subbarao, 1998 .

Solar cycle dependent characteristics of the equatorial blanketing E s layers and associated irregularities

V. Sreeja, S. Ravindran, C. Devasia, 2006 .

Features of the F3 layer occurrence over the equatorial location of Trivandrum

T. Pant, V. Sreeja, S. Ravindran, 2010 .

Simulation studies on the tomographic reconstruction of the equatorial and low-latitude ionosphere in the context of the Indian tomography experiment: CRABEX

Smitha V. Thampi, Tarun Kumar Pant, S. Thampi, 2004 .

Local time dependant response of Indian equatorial ionosphere to the moderate geomagnetic storms

R. Sridharan, S. T. Ram, D. Prasad, 2007 .

Study of total electron content variations over equatorial and low latitude ionosphere during extreme solar minimum

R. Dabas, Kavita Sharma, S. Ravindran, 2012, Astrophysics and Space Science.

On the significant impact of the moderate geomagnetic disturbance of March 2008 on the equatorial ionization anomaly region over Indian longitudes

T. Pant, S. Alex, N. Mridula, 2011 .

Observations of the atmospheric surface layer parameters over a semi arid region during the solar eclipse of August 11th, 1999

P. Krishnan, P. Kunhikrishnan, S. Ravindran, 2004 .