Search Results - "Patil, P. T."
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Probing the possible trigger mechanisms of an equatorial plasma bubble event based on multistation optical data
Published in Journal of geophysical research. Space physics (01-10-2015)“…We analyze an equatorial plasma bubble (EPB) event observed in optical 630 nm image data simultaneously from Gadanki (13.5°N, 79.2°E), Kolhapur (16.8°N,…”
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Zonal velocity of the equatorial plasma bubbles over Kolhapur, India
Published in Annales geophysicae (1988) (22-11-2013)“…This paper presents the observations of zonal drift velocities of equatorial ionospheric plasma bubbles and their comparison with model values. These…”
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3
Unusual optical observations of OI greenline during a geospace event on 1 February 2008
Published in Journal of Geophysical Research: Space Physics (01-09-2011)“…We herein report the first observations of an unusual phenomenon recorded by an all‐sky airglow imager from the low‐latitude site Panhala (16.8°N, 74.1°E,…”
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4
Intraseasonal oscillation (ISO) in the MLT zonal wind over Kolhapur (16.8° N) and Tirunelveli (8.7° N)
Published in Annales geophysicae (1988) (05-12-2012)“…Simultaneous observations of the mean zonal winds at 88 km obtained by the medium-frequency (MF) radars at Kolhapur (16.8° N, 74.2° E) and Tirunelveli (8.7° N,…”
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5
Imprint of Mesospheric Quasi 2‐Day Wave in the Ground Geomagnetic Field Variations at Low Latitudes
Published in Journal of geophysical research. Space physics (01-02-2023)“…The strong quasi 2‐day wave (Q2DW) event that occurred during January 2015 was studied by employing medium frequency and meteor radar observations of winds…”
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6
Observations of Plasma Blobs by OI 630 nm Using ASI and Photometer over Kolhapur, India
Published in Earth, moon, and planets (01-08-2014)“…This paper presents observations of plasma blobs by nightglow OI 630.0 nm emissions using ground-based techniques, all sky imager and photometer from Kolhapur…”
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Studies of the wind filtering effect of gravity waves observed at Allahabad (25.45°N, 81.85°E) in India
Published in Earth, planets, and space (01-01-2010)“…Well-defined coherent wave sources associated with the passage of short-period gravity waves were observed in all-sky images of OH emission on a total 21…”
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Observation of an Intriguing Equatorial Plasma Bubble Event Over Indian Sector
Published in Journal of geophysical research. Space physics (01-05-2021)“…We report an interesting Equatorial Plasma Bubbles (EPBs) event during the night of March 22–23, 2017. To investigate the dynamics of observed EPBs, we utilize…”
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First observation of interhemispheric asymmetry in the EPBs during the St. Patrick's Day geomagnetic storm of 2015
Published in Journal of geophysical research. Space physics (01-06-2017)“…In this work, we have studied the characteristics of equatorial plasma bubbles (EPBs), such as their zonal drift and tilt, from the low‐latitude and dip…”
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10
Response of the low latitude mesosphere and lower thermosphere to the recent sudden stratospheric warming events of 2017–18 and 2019
Published in Frontiers in astronomy and space sciences (10-06-2024)“…Upper mesospheric wind data acquired by the medium frequency radar at Kolhapur (16.7oN, 74.2oE) and Modern–Era Retrospective analysis for Research and…”
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Airglow Measurements of Gravity Wave Propagation and Damping over Kolhapur (16.5°N, 74.2°E)
Published in International journal of geophysics (01-01-2014)“…Simultaneous mesospheric OH and O (1S) night airglow intensity measurements from Kolhapur (16.8°N, 74.2°E) reveal unambiguous gravity wave signatures with…”
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Zonal Drift Velocity of Equatorial Plasma Bubbles During Ascending Phase of 24th Solar Cycle Using All‐Sky Imager Over Kolhapur, India
Published in Journal of geophysical research. Space physics (01-12-2018)“…This paper reports the statistical analysis of zonal drift velocity of equatorial plasma bubbles (EPBs) inferred from advanced optical technique (all‐sky…”
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13
Advanced meteor radar installed at Tirupati: System details and comparison with different radars
Published in Journal of geophysical research. Atmospheres (16-11-2014)“…An advanced meteor radar, viz, Sri Venkateswara University (SVU) meteor radar (SVU MR) operating at 35.25 MHz, was installed at Sri Venkateswara University…”
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14
Study of equatorial plasma bubbles using all sky imager and scintillation technique from Kolhapur station: a case study
Published in Astrophysics and space science (01-04-2018)“…The nightglow observations of OI 630.0 nm emission carried out from low latitude station Kolhapur using All Sky Imager (ASI) with 140 ∘ field of view (FOV) for…”
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15
Unexpected formation of 4,5-dihydro-1H-pyrazolo[3,4-b]pyridine derivatives as a potent antitubercular agent and its evaluation by green chemistry metrics
Published in Synthetic communications (02-11-2018)“…The present study describes L-hydroxy proline catalyzed unpredicted formation of 4,5-dihydro-1H-pyrazolo[3,4-b]pyridines instead of expected…”
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Simultaneous optical measurements of equatorial plasma bubble (EPB) from Kolhapur (16.8°N, 74.2°E) and Gadanki (13.5°N, 79.2°E)
Published in Journal of atmospheric and solar-terrestrial physics (01-12-2014)“…In this paper, we study the Equatorial Plasma Bubble (EPB) features using All sky imager (ASI) observations of O(1D) 630.0nm night airglow emission from…”
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17
On the vertical wavelength estimates using the Krassovsky parameters of OH airglow monitoring
Published in Current science (Bangalore) (10-04-2015)“…The photometric measurements of mesospheric OH and O(1S) emission, carried out from Kolhapur (16.8°N, 74.2°E), Maharashtra during January–April 2005 are used…”
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Simultaneous mesospheric gravity wave measurements in OH night airglow emission from Gadanki and Kolhapur — Indian low latitudes
Published in Current science (Bangalore) (10-01-2013)“…Simultaneous photometric measurements of mesospheric OH night airglow emissions have been made from two stations, Gadanki (13.5°N, 79.2°E) and Kolhapur…”
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Occurrence of equatorial plasma bubbles over Kolhapur
Published in Advances in space research (01-08-2014)“…This paper reports the nightglow observations of OI 630.0nm emissions, made by using all sky imager operating at low latitude station Kolhapur (16.8°N, 74.2°E…”
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Development of fast image analysis technique for All-Sky images
Published in Current science (Bangalore) (25-04-2014)“…This article describes the possibility of using the fast image analysis technique for qualitative and quantitative analysis of equatorial plasma bubble…”
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