PRESENTATIONS AT NATIONAL/INTERNATIONAL CONFERENCES/ MEETINGS/ WORKSHOPS/ SYMPOSIUMS:
1. 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 presentation by DKK]
2. 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 presentation by DKK]
3. 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 presentation by DKK]
4. 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 presentation by DKK]
5. Eastes, R. W., Katelynn Greer, Saurav Aryal, D. K. Karan, Fazlul Lalkar, Quan Gan, Xuguang Cai, Joseph Evans, Wenbin Wang, “Thermosphere-Ionosphere System Puzzles: Contributions by the Global-scale Observations of the Limb and Disk (GOLD) Mission” – ST31-A005 - 19th annual Asia Ocenia Geosciences Society (AOGS) meeting - 01-05 August 2022, Online.
6. Eastes, R. W., Xuguang Cai, Fazlul Lalkar , D. K. Karan, Quan Gan , Robert Daniell, Carlos Martinis , Charles Lin , Shih-Ping Chen, Wenbin Wang, “Spatio-temporal response of the nighttime equatorial ionization anomaly to geophysical forcing” - ST10-A006 - 19th annual Asia Ocenia Geosciences Society (AOGS) meeting - 01-05 August 2022, Online.
7. 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 presentation by DKK]
8. 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 presentation by DKK]
9. 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 presentation by DKK]
10. 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 presentation by DKK]
11. 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 [Oral presentation by RWE]
12. 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 [Oral presentation by RED]
13. 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 presentation by DKK]
14. 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 presentation by DKK]
15. 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 presentation by DKK]
16. 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 [Oral presentation by RWE]
17. Daniell, R. E., Jr., C. R. Martinis, R. Eastes, D. K. Karan, W. E. McClintock, “Quantitative remote sensing of nighttime ionospheric electron density using GOLD 135.6 nm airglow observations” - AGU Fall Meeting 2020 – #SA035-0002 - 16 December 2020 [Poster presentation by RED]
18. 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 presentation by DKK]
19. Martinis, C. R., R. E. Daniell, J. Norrell, R. Eastes, D. K. Karan, C. M. Wrasse, C. A. O. B. Figueiredo, D. Barros, and H. Takahasi, “Extracting themosphere/ionosphere parameters from simultaneous GOLD and ground-based all-sky imagers observations” – AGU Fall Meeting 2020 - #SA036-0008 – 16 December 2020 [Poster presentation by CRM]
20. Eastes, R. W. et al., “Recent Insights into the Thermosphere-Ionosphere Response to External Forcing from the Global-scale Observations of the Limb and Disk (GOLD) Mission” – [Submitted in JpGU 2020 by RWE]
21. Eastes, R. W. et al., “Observations of the Thermosphere-Ionosphere System by the Global-scale Observations of the Limb and Disk (GOLD) Mission” – [Submitted in JpGU 2020 by RWE]
22. Eastes, R. W. et al., “Global-scale Observations of the Limb and Disk (GOLD) Nighttime Observations, Recent Insights and Unanswered Questions” –[Submitted in COSPAR 2020 by RWE]
23. Pallamraju, D., S. Mandal, and D. K. Karan, “New developments in the understanding of the daytime low- and equatorial-latitudinal electrodynamics and wave dynamics obtained using optical and radio techniques” – [Submitted in COSPAR 2020 by DP]
24. 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 presentation by DKK]
25. 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 presentation by DKK]
26. 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 presentation by DKK]
27. Pallamraju, D., R. P. Singh, S. Mandal, D. K. Karan and F. I. Laskar, “Investigations on upper atmospheric variability on a global scale due to the influence of solar forcing from above and vertical coupling from below” – presented at VarSITI Closing Symposium – Sofia, Bulgaria – 10-14 June 2019. [Oral presentation by DP]
28. 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 presentation by DKK]
29. 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. [Oral presentation by DP]
30. Mandal, S., D. Pallamraju, D. K. Karan, K. A. Phadke, R. P. Singh, P. Suryawanshi and S. Saha, “Gravity wave characteristics over low-latitude upper atmospheric region obtained by digisonde” – Abstract Id: 1810000664 - presented at 20th National Space Science Symposium – Savitribai Pule University, Pune, India – 29-31 January 2019. [Poster presentation by SM]
31. 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 presentation by DKK]
32. 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 presentation by DKK]
33. 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 presentation by DKK]
34. Mandal, S., D. Pallamraju, and D. K. Karan, “Gravity wave characteristics over low-latitude upper atmospheric regions obtained by radio technique”- ISEA069001 - presented at 15th ISEA meeting – PRL, Ahmedabad, India – 22-26 October 2018. [Poster presentation by SM]
35. 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 presentation by DKK]
36. 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]
37. 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. [Oral presentation by DP]
38. 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. [Oral presentation by DP]
39. Pallamraju, D., S. Mandal, K. A. Phadke, D. K. Karan, R. P. Singh, “Gravity waves in the ionosphere as derived from digisonde measurements at Ahmedabad, India."- 3rd URSI-Regional Conference on Radio Science, NARL, Tirupati, March 1-4, 2017. [Oral presentation by DP]
40. 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. [INVITED Oral presentation by DP]
41. 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 presentation by DKK]
42. 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. [Oral presentation by DP]
43. 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. [INVITED Oral presentation by DP]
44. 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. [Oral presentation by DP]
45. 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 presentation by DKK]
46. 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. [Oral presentation by DP]
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 presentation by DKK]
CONFERENCES/MEETINGS/WORKSHOPS/SYMPOSIUMS/SCHOOLS ATTENDED:
1. American Geophysical Union Fall Meeting held during 12-16 December 2022, Chicago, IL, USA.
2. 16th International Symposium on Equatorial Aeronomy (ISEA-16) held during 12-16 September 2022 at the Kyoto university, Japan, Online.
3. 19th annual Asia Ocenia Geosciences Society (AOGS) meeting held during 01-05 August 2022, Online.
4. CEDAR Workshop held during 19-24 June 2022.
5. Indian Space Weather Conference (ISWC) held during 11-12 January 2022, India, Online.
6. American Geophysical Union Fall Meeting held during 13-17 December 2021, New Orleans, LA, USA.
7. CEDAR Workshop held during 20-25 June 2021, Online.
8. American Geophysical Union Fall Meeting held during 01-17 December 2020, Online.
9. American Geophysical Union Fall Meeting held during 09-13 December 2019 at San Francisco, CA, USA.
10. 27th IUGG General Assembly held during 8-18 July, 2019 at Montreal, Quebec, Canada.
11. 4th IAGA School held during 2-7 July, 2019 at Montreal, Quebec, Canada.
12. CEDAR Workshop held during 16-21 June, 2019 at Santa Fe, New Mexico.
13. 20th National Space Science Symposium held during 29-31 January, 2019 at Savitribai Phule University, Pune, India.
14. 15th International Symposium on Equatorial Aeronomy (ISEA-15) held during 22-26 October 2018 at the Physical Research Laboratory (PRL), Ahmedabad, India.
15. XIII Gujarat Science Congress – 2018 held during 04-05 February 2018, at Bhavnagar, Gujarat, India.
16. American Geophysical Union Fall Meeting – 2017 held during 11-15 December 2017 at Ernest N. Morial Convention Center, New Orleans, Louisiana, USA.
17. 19th National Space Science Symposium held during 9-12 February, 2016 at Space Physics Laboratory, VSSC, Trivandrum, India.
18. United Nations / Japan Workshop on Space Weather “Science and Data Products from ISWI Instruments”, held during 2 - 6 March 2015 at Fukuoka, Japan.
19. 18th National Space Science Symposium held during 29 January - 1 February 2014 at Dibrugarh University, Dibrugarh, Assam, India.
20. National Seminar on Non-conventional Energy and 28th Convention of Orissa Physical Society held during 12-13 February 2011 at School of Physics, Sambalpur University, Odisha, India.
21. 25th National Symposium on Plasma Science and Technology (Plasma 2010) held during 8-11 December 2010 at Paschim Boragaon, Guwahati, India.
PRESENTATIONS/SEMINARS AT INSTITUTES/UNIVERSITIES/COLLEGES:
1. Invited as the “Chief Speaker” in the block level science exhibition-2022 for high school students, DIET, Cuttack at Narsinghpur, Odisha, India on April 06 2022.
2. International seminar on “Space Physics and Aeronomy – an introduction and pathway” – Dept. of Physics, Hindol College, Khajuriakata, Odisha, India on 10 Mar 2022. [Invited Talk]
3. “Advances in the understanding of nighttime ionospheric studies using the GOLD’s observations”- Seminar at MIT Haystack Observatory, Westford, MA, USA on 26 Jan 2022. [Invited Talk]
4. “Study of nighttime equatorial ionization anomaly (EIA) and equatorial plasma bubbles (EPBs) using the GOLD’s observations”- Seminar at Laboratory for Atmospheric and Space Physics, University of Colorado, Boulder, CO, USA on 09 Dec 2021.
5. “Daytime studies of Earth's upper atmospheric behavior using multiwavelength imaging echelle spectrograph”- Inter-division seminar at Udaipur Solar Observatory (USO) seminar hall, PRL, India on 20 March 2019.
6. “Space physics research and its scope from the perspective of a beginner”- Seminar at Dept. of Physics, M. S. College, Badamba, Cuttack, Odisha, India on 6 March 2019. [Invited Talk]
7. “On the longitudinal variations in the upper atmospheric wave dynamics as seen in the optical dayglow emissions"- Division seminar at SPASC division, PRL, India on 18 August 2016.
8. “Effect of equatorial electrodynamics on optical neutral dayglow emissions”- Division seminar at SPASC division, PRL, India on 27 June 2016.
9. “Let’s know and understand something about the beautiful heaven above our head”- Seminar at R. P. Residential College, Nuapatana, Cuttack, Odisha, India on 11 November 2015.
10. “Optical investigations of wave dynamics in the daytime upper atmosphere”- Division seminar at SPASC division, PRL, India on 14 July 2014.
ARTICLES PUBLISHED IN MEDIA/MAGAZINES:
1. “Influence of geomagnetic storms on the daytime thermospheric wave dynamics over low-latitudes”- published in the Science Highlight section of PRL News-The Spectrum on February 2019.
2. https://youtu.be/FQgRPWWxSN8
3. https://m.youtube.com/watch?v=MIIsh9z7Dlg
4. http://www.sambadepaper.com/epapermain.aspx?edcode=14&eddate=8/20/2019&querypage=21
