Karan, D. K., C. R. Martinis, R. E. Daniell, R. W. Eastes, W. Wang, W. E. McClintock, R. G. Michelle, S. England, “New Findings on Geomagnetic Storm-Time EIA and EPB Using GOLD Measurements” – CEDAR 2024 workshop in San Diego, USA during 9-14 June, 2024 [Oral]
Karan, D. K., C. R. Martinis, R. W. Eastes, R. E. Daniell, W. E. McClintock, and C. Huang, “GOLD Observations of Equatorial Ionization Anomaly (EIA) and Equatorial Plasma Bubbles (EPBs) Reaching Mid-Latitudes During the 23 April 2023 Geomagnetic Storm ” – AGU Fall Meeting 2023 - #SA13A-04 – 11 December 2023. [Oral]
Karan, D. K., R. W. Eastes, C. R. Martinis, R. E. Daniell, W. E. McClintock, and C. Huang, “Illuminating the Enigmatic Equatorial Plasma Bubbles: Insights from NASA's GOLD Imager” – Online presentation in the Indian Space Weather Conference (ISWC) during 19-20 October 2023. [Oral]
Karan, D. K., R. W. Eastes, C. R. Martinis, R. E. Daniell, and W. E. McClintock, “New Insights on the Equatorial Plasma Bubble (EPB) Morphology and Geomagnetic Storm Effects on EPBs Using GOLD Data” – Presented in session-AS52 in the AOGS 2023 at Singapore during 30 July – 03 August, 2023 [Invited Oral]
Karan, D. K., R. W. Eastes, C. R. Martinis, R. E. Daniell, and W. E. McClintock, “Variability of Equatorial Plasma Bubble Occurrence Rate from OI 135.6nm GOLD Observations” – Presented in session-ST24 in the AOGS 2023 at Singapore during 30 July – 03 August, 2023 [Poster]
Karan, D. K., R. W. Eastes, C. R. Martinis, R. E. Daniell, S. C. Solomon and W. E. McClintock, “Unique combinations of differently shaped EPBs within a small longitude range” – CEDAR 2023 workshop in San Diego, USA during 25-30 June, 2023 [Oral]
Debchoudhury, S., D. K. Karan, A. Barjatya, V. N. Coffey and J. I. Minow, “Multi-layer observations of plasma blobs and bubbles using ICON, GOLD and ISS FPMU” - CEDAR 2023 workshop in San Diego, USA during 25-30 June, 2023.
Karan, D. K., R. W. Eastes, C. R. Martinis, R. E. Daniell, W. Wang, and W. E. McClintock, “Comparison Between the GOLD’s Observation of Equatorial Plasma Bubble Morphology with the ICON’s Neutral Wind and Vertical Drift Measurements” – AGU Fall Meeting 2022 - #SA35D-1719 – 14 December 2022 [Poster]
Karan, D. K., R. W. Eastes, R. E. Daniell, C. R. Martinis, and W. E. McClintock, “GOLD Mission’s Observations on the Variabilities of Equatorial Plasma Bubbles Occurrence Rate” – S1-P11, 16th International Symposium on Equatorial Aeronomy (ISEA-16) held during 12-16 September 2022 at the Kyoto university, Japan, Online [Poster]
Karan, D. K., R. W. Eastes, R. E. Daniell, C. R. Martinis, and W. E. McClintock, “2020 September Geomagnetic Storm’s Effect on the Nighttime Equatorial Ionization Anomaly (EIA) and Equatorial Plasma Bubbles (EPBs) as Observed by the GOLD Mission” – S4-06, 16th International Symposium on Equatorial Aeronomy (ISEA-16) held during 12-16 September 2022 at the Kyoto university, Japan, Online [Oral]
Karan, D. K., R. W. Eastes, R. E. Daniell, C. R. Martinis, and W. E. McClintock, “Variabilities of Equatorial Plasma Bubbles Occurrence Rate Observed from the GOLD Mission” – ST05-A004, 19th annual Asia Ocenia Geosciences Society (AOGS) meeting - 01-05 August 2022, Online [Oral]
Karan, D. K., R. W. Eastes, R. E. Daniell, C. R. Martinis, and W. E. McClintock, “Effects of 2020 September Geomagnetic Storm in the Nighttime Equatorial Ionization Anomaly (EIA) and Equatorial Plasma Bubble (EPB) as Observed by GOLD Mission” – CEDAR Workshop – 19-24 June 2022 [Oral]
Karan, D. K., R. W. Eastes, R. E. Daniell, C. R. Martinis, and W. E. McClintock, “Effects of 2020 September Geomagnetic Storm in the Nighttime Equatorial Ionization Anomaly (EIA) and Equatorial Plasma Bubble (EPB) as Observed by GOLD Mission” – Indian Space Weather Conference (ISWC) 2022 - #ISWC220086001 – 11 January 2022 [Oral]
Martinis, C. R., D. K. Karan, R. W. Eastes, R. E. Daniell, A. G. Burns, and W. E. McClintock, “Seasonal and Longitudinal Variability of Equatorial Plasma Bubbles Occurrence and Drift Velocity During Solar Minimum from the GOLD Mission” – AGU Fall Meeting 2021 - #SA42A-02 – 16 December 2021 [Oral]
Karan, D. K., R. W. Eastes, R. E. Daniell, C. R. Martinis, A. G. Burns, and W. E. McClintock, “Effects of 2020 September Moderate Geomagnetic Storms in the Nighttime Equatorial Ionization Anomaly (EIA) as Observed by GOLD Mission” – AGU Fall Meeting 2021 - #SA25D-1993 – 14 December 2021 [Poster]
Eastes, R. W., D. K. Karan, C. R. Martinis, R. E. Daniell, Q. Gan, A. G. Burns, and W. E. McClintock, “The Nighttime Equatorial Ionization Anomaly Crest Latitudes – Dependence on Longitude with Season in 2020 GOLD Mission Observations” – AGU Fall Meeting 2021 - #SA51A-06 – 17 December 2021
Daniell, R. E., D. K. Karan, C. R. Martinis, and R. W. Eastes, “The Occurrence of X-Patterns in the Nighttime Equatorial Ionization Anomaly (EIA) Observed in 135.6 nm Images from the Global-scale Observations of Limb and Disk (GOLD) Mission” – AGU Fall Meeting 2021 - #SA51A-07 – 17 December 2021
Karan, D. K., “An introductory journey to Space Physics and Aeronomy”, Tech-Talk seminar (online) at IEEE-Student branch IIT Indore – 28 August 2021. [Invited Oral]
Karan, D. K., “An introductory journey to Space Physics and Aeronomy”, International seminar (online) on Recent Advances in Science and Technology (RAST-2021), IGIT, Odisha, India – 28 July 2021. [Invited Oral]
Karan, D. K., R. Eastes, R. E. Daniell, C. R. Martinis, A. G. Burns, and W. E. McClintock, “Effects of 2020 September geomagnetic storm on the nighttime ionosphere as observed by GOLD” – CEDAR online workshop – 24 June 2021 [Oral]
Eastes, R. W., D. K. Karan, R. E. Daniell, C. R. Martinis, W. E. McClintock, A. G. Burns, “What can we learn from the equatorial ionization anomaly (EIA) locations in GOLD observations?” – AGU Fall Meeting 2020- #SA038-02 – 16 December 2020
Karan, D. K., R. Eastes, R. E. Daniell, C. R. Martinis, S. L. England, A. G. Burns, and W. E. McClintock, “Latitudinal variation nof equatorial plasma bubble drift velocities derived from GOLD data” – AGU Fall Meeting 2020 - #SA036-0010 – 16 December 2020 [Poster]
Karan, D. K., R. E. Daniell, S. L. England, R. W. Eastes, C. R. Martinis, A. G. Burns, and W. E. McClintock, “First Measurement From the Geostationary Orbit of the Equatorial Plasma Bubble (EPB) Characteristics Using GOLD Data” – Abstract No. – SA43A-02, – presented at American Geophysical Union Fall Meeting – 2019, San Francisco, USA, 09-13 December 2019. [Oral]
Karan, D. K. and D. Pallamraju, “New Insights in Daytime Thermospheric Gravity Wave Dynamics and Coupling Processes over Equatorial- and Low-Latitudes Using Ground-Based Optical Dayglow Measurements” – Presentation No: A03p-221 –presented at 27th IUGG General Assembly – Montreal, Canada – 08-18 July 2019. [Poster]
Karan, D. K., Scott L. England, Robert E. Daniell, Carlos R. Martinis, Richard W. Eastes, Alan G. Burns, and William E. McClintock, “First measurement from a geostationary orbit of equatorial plasma bubble (EPB) zonal drifts and expansion rates using GOLD data” – presented at 2019 CEDAR workshop – Santa Fe, New Mexico, USA – 16-21 June 2019. [Poster]
Karan, D. K. and D. Pallamraju, “Estimation of daytime F-region vertical (E×B) drift velocities from neutral optical oxygen dayglow measurements” – Abstract Id: 1810000321 - presented at 20th National Space Science Symposium – Savitribai Pule University, Pune, India – 29-31 January 2019. [Oral]
Pallamraju, D., D. K. Karan, F. I. Laskar, T. V. Lakshmi, M. A. Reddy and S. Chakrabarti, “On the influence of solar flux and compositional variations on atomic oxygen dayglow emission rates” – Abstract Id: 1811000079 - presented at 20th National Space Science Symposium – Savitribai Pule University, Pune, India – 29-31 January 2019.
Karan, D. K. and D. Pallamraju, “Estimation of daytime F-region vertical E×B drift velocities from optical neutral dayglow measurements” – ISEA156002 - presented at 15th ISEA meeting – PRL, Ahmedabad, India – 22-26 October 2018. [Oral]
Karan, D. K. and D. Pallamraju, “Existence of small scale longitudinal variations in the low-latitude upper atmospheric wave dynamics” – ISEA156001 - presented at 15th ISEA meeting – PRL, Ahmedabad, India – 22-26 October 2018. [Poster]
Karan, D. K. and D. Pallamraju, “Effect of geomagnetic storms on the daytime low-latitude thermospheric wave dynamics as inferred from large field-of-view dayglow measurements” – ISEA156004 - presented at 15th ISEA meeting – PRL, Ahmedabad, India – 22-26 October 2018. [Poster]
Karan, D. K. and D. Pallamraju, “Effect of equatorial electrodynamics on low-latitude thermosphere as inferred from neutral optical dayglow emission observations” – SA34A07 – presented at American Geophysical Union Fall Meeting – 2017, New Orleans, USA, 11-15 December 2017. [Oral]
Pallamraju, D. and D. K. Karan, “Small-scale longitudinal variations in the daytime equatorial thermospheric wave dynamics as inferred from oxygen dayglow emissions” – SA51A2368 – presented at American Geophysical Union Fall Meeting – 2017, New Orleans, USA, 11-15 December 2017. [Poster presentation by DKK]
Pallamraju, D. and D. K. Karan, “Effect of Equatorial Electrodynamics And Lower Atmospheric Forcing On Optical Neutral Dayglow Emission As A Function Of Solar Activity”- ST08-A007 - Presented at 14th annual meeting Asia Oceania Geosciences Society, 6-11 August 2017.
Pallamraju, D., D. K. Karan, S. Mandal, and R. P. Singh, “Results from the first three dimensional waves in the daytime obtained from dayglow emissions and their comparison with those derived from ionospheric measurements”- ST26-27-A018 - Presented at 14th annual meeting Asia Oceania Geosciences Society, 6-11 August 2017.
Pallamraju, D. and D. K. Karan, “The changes in the ionospheric-thermospheric behaviour during varying solar activity levels." Presented at 9th IAGA - ICMA/IAMAS-ROSMIC/VarSITI/ SCOSTEP workshop on Long-Term Changes and Trends in the Atmosphere, Khlungsborn, 19-23 September, 2016.
Karan, D. K., D. Pallamraju, K. A. Phadke, T. V. Lakshmi , and M. A. Reddy , “Effect of equatorial electrodynamical process on the optical neutral dayglow emission intensities over low latitudes” (Paper No.: PS3 - 136). Presented at 19th National Space Science Symposium, Space Physics Laboratory, VSSC, Trivandrum, India, 9-12 February, 2016. [Poster]
Pallamraju, D., D. K. Karan, K. A. Phadke, T. V. Lakshmi, and M. A. Reddy, “Recent results from the investigations of daytime upper atmospheric wave dynamics over low-latitudes” in 19th National Space Science Symposium, Space Physics Laboratory, VSSC, Trivandrum, India, 9-12 February, 2016.
Pallamraju, D., D. K. Karan, and F. I. Laskar, “Upper atmospheric dynamics: influence of solar radiation versus forcing from below,” Science for space weather, Goa, 24-29, January 2016.
Pallamraju, D., D. K. Karan, and K. A. Phadke, “Investigations on wave dynamics of daytime upper atmosphere over low-latitude,” in Session-S4, 14th ISEA meeting, Bahir-Dar, Ethiopia, 19-23 October, 2015.
Karan, D. K., D. Pallamraju, K. A. Phadke, and T. V. Lakshmi., “Coordinated, optical, radio, and magnetic investigations of wave dynamics in the daytime upper atmosphere." (Session 4: Coupling processes), United Nations / Japan Workshop on Space Weather “Science and Data Products from ISWI Instruments”, 2 - 6 March 2015, Fukuoka, Japan. [Oral]
Pallamraju, D., D. K. Karan, F. I. Laskar, K. A. Phadke, T. V. Lakshmi, and M. A. Reddy., “Wave dynamical coupling in the daytime as obtained from optical oxygen airglow emission intensities over low latitudes."(Presentation No.: C2.2 - 0052 - 14), 40th COSPAR Scientic Assembly, 2 - 10 August 2014, Moscow, Russia.
Pallamraju, D., D. K. Karan, F. I. Laskar, K. A. Phadke, T. V. Lakshmi, and M. A. Reddy., “Zonal behaviour of optical daytime airglow emission intensities from low latitudes."(Paper No.: PS3 - 80) Presented at 18th National Space Science Symposium held during 29 January - 1 February 2014 at Dibrugarh University, Dibrugarh, Assam. [Poster]
