Dr. Endawoke Yizengaw

Kenny Cottle Bld, Room 212

140 Commonwealth Avenue

Chestnut Hill, MA 02467-3862

Phone: (617) 552-0146

FAX: (617) 552-2818


Data Center

Selected Publications

Contact me for re-prints

RT Space Weather

47. Yizengaw, E. and K. Groves (2018), Longitudinal Variability of Equatorial Electrodynamics, Ionospheric Irregularities, and Ambient Electron Density, Space Weather. 14, doi:10.1029/2018SW001980 (ADS Abstract)

46. Pradipta, R., E. Yizengaw, and P. H. Doherty (2018), Ionospheric Density Irregularities, Turbulence, and Wave Disturbances during the Total Solar Eclipse over North America on 21 August 2017, Geophys. Res. Lett. 45, doi:10.1029/2018GL079383 (ADS Abstract)

45. Yizengaw, E., E. Zesta, M. B. Moldwin, M. Magoun, N. K. Tripathi, C. Surussavadee, and Z. Bamba (2018), ULF Wave Associated Density Irregularities and Scintillation at the Equator, Geophys. Res. Lett. 45, doi:10.1029/2018GL078163 (ADS Abstract)

44. Yizengaw, E. and B. Carter (2017), Longitudinal, Seasonal and Solar Cycle Variation of Lunar Tide Influence on the Equatorial Electrojet, Ann. Geophys., 35, 525-533, doi:10.5194/angeo-35-525-2017, (ADS Abstract)

43. Tesema, F., R. Mesquita, J. Meriwether, B. Damtie, M. Nigussie, J. Makela, D. Fisher, B. Harding, E. Yizengaw, and S. Sanders (2017), New results on equatorial thermospheric winds and temperatures from Ethiopia, Africa, Ann. Geophys., 35, 333–344, doi:10.5194/angeo-35-333-2017, (ADS Abstract)

42. Carter, B. A., E. Yizengaw, E., R. Pradipta, J. Weygand, A. Pulkkinen, M. Moldwin, M. Piersanti, R. Norman, and K. Zhang (2016), Geomagnetically induced currents around the world during the 2015 St. Patrick's Day storm, J. Geophys. Res. 121, doi/10.1002/2016JA023344, (ADS Abstract)

41. Yizengaw, E., M. B. Moldwin, E. Zesta, M. Magoun, R. Pradipta, C. M. Biouele, A. B. Rabiu, O. K. Obrou, Z. Bamba, and E. R. de Paula (2016), Response of the Equatorial Ionosphere to the Geomagnetic DP2 current system, Geophys. Res. Lett. 43, doi:10.1002/2016GL070090. (ADS Abstract)

40. Habarulema, J. B., Z. T. Katamzi, E. Yizengaw, Y. Yamazaki, and G. Seemala (2016), Simultaneous storm time equatorward and poleward largescale TIDs on a global scale, Geophys. Res. Lett. 43, doi:10.1002/2016GL069740. (ADS Abstract)

39. Nigussie, M., S. M. Radicella, B. Damtie, E. Yizengaw, B. Nava, and L. Roininen (2016), Validation of NeQuick TEC data ingestion technique against C/NOFS and EISCAT electron density measurements, Radio Sci., 51, doi:10.1002/2015RS005930. (ADS Abstract)

38. Yizengaw, E. and B. A. Carter (2016), Imaging the global vertical density structure from the ground and space, Ionospheric Space Weather: Longitude Dependence and Lower Atmosphere Forcing, 220, p.105 (ADS Abstract)

37. Zesta, E., A. Boudouridis, J.M. Weygand, E. Yizengaw, M. B. Moldwin, and P. Chi (2016), Inter-Hemispheric Asymmetries in Magnetospheric Energy Input, Ionospheric Space Weather: Longitude Dependence and Lower Atmosphere Forcing, 220, p.1 (ADS Abstract)

36. Carter, B. A., E. Yizengaw, E., R. Pradipta, J. Retterer, K. Groves, C. Valladares, R. Caton, C. Bridgwood, R. Norman, and K. Zhang (2016), Global equatorial plasma bubble occurrence during the 2015 St. Patrick’s Dat Storm, J. Geophys. Res. 121, 894–905, doi:10.1002/2015JA022194., (ADS Abstract)

35. Carter, B. A., E. Yizengaw, R. Pradipta, A. J. Halford, R. Norman, K. Zhang (2015), Interplanetary shocks and the resulting geomagnetically induced currents at the equator, Geophys. Res. Lett., 42, 6554–6559, doi:10.1002/2015GL065060., (ADS Abstract)

34. Habarulema, J. B., Z. Katamzi, and E. Yizengaw (2015), First observations of poleward large scale travelling ionospheric disturbances over the African sector during the geomagnetic storm conditions, J. Geophys. Res. Space Physics, 120, 6914–6929, doi:10.1002/2015JA021066. (ADS Abstract)

33. Carter, B. A., J. M. Retterer, E. Yizengaw K. Wiens, S. Wing, K. Groves, R. Caton, C. Bridgwood, M. Francis, M. Terkildsen, R. Norman, and K. Zhang (2014), Using solar wind data to predict daily GPS scintillation occurrence in the African and Asian low-latitude regions, Geophys. Res. Lett., 41, 8176–8184, doi:10.1002/2014GL062203, (ADS Abstract)

32. Habarulema, J. B., Z. T. Katamzi, and E. Yizengaw (2014), A simultaneous study of ionospheric parameters derived from FORMOSAT-3/COSMIC, GRACE and CHAMP missions over mid, low and equatorial latitudes: comparison with ionosonde data, J. Geophys. Res. Space Physics, 119, doi:10.1002/2014JA020192, (ADS Abstract)

31. Carter, B. A., J. M. Retterer, E. Yizengaw, K. Groves, R. Caton, L. McNamara, C. Bridgwood, M. Francis, M. Terkildsen, R. Norman, and K. Zhang (2014), Geomagnetic control of equatorial plasma bubble activity modeled by the TIEGCM with Kp, Geophys. Res. Lett., 41, doi:10.1002/2014GL060953, (ADS Abstract)

30. Yizengaw, E., M. B. Moldwin, E. Zesta, C. M. Biouele, B. Damtie, A. Mebrahtu, B. Rabiu, C. E. Valladares, and R. Stoneback (2014), The longitudinal variability of equatorial electrojet and vertical drift velocity in the African and American sectors, Ann. Geophys., 32, 231–238, 2014 ADS Abstract

29. Carter, B. A., E. Yizengaw, J. M. Retterer, M. Francis, M. Terkildsen, R. Marshall, R. Norman, and K. Zhang (2014), An analysis of the quiet time day-to-day variability in the formation of postsunset equatorial plasma bubbles in the Southeast Asian region, J. Geophys. Res. Space Physics, 119, doi:10.1002/2013JA019570, (ADS Abstract)

28. Yizengaw, E., J. Retterer, E. E. Pacheco, P. Roddy, K. Groves, R. Caton, and P. Baki (2013), Post-midnight Bubbles and Scintillations in the Quiet-Time June Solstice, Geophys. Res. Lett., 40, doi:10.1002/2013GL058307 ADS Abstract

27. Yizengaw, E., E. Zesta, C. M. Biouele, M. B. Moldwin, A. Boudouridis, B. Damtie, A. Mebrahtu, F. Anad, R. F. Pfaff, and M. Hartinger (2013), Observations of ULF wave related equatorial electrojet fluctuations, J. Atmos. Solar-Terr. Phys., 103, 157-168. ADS Abstract

26. Yizengaw, E., P. Doherty, and T. Fuller-Rowell (2013), Is Space Weather Different Over Africa, and If So, Why? AGU Chapman Conference Report, Space Weather, 11, doi:10.1002/swe.20063. ADS Abstract.

25. Pacheco, E. E. and E. Yizengaw (2013), The day-to-day longitudinal variability of the global ionospheric density distribution at low latitudes during low solar activity, J. Geophys. Res. Space Physics, 118, doi:10.1002/jgra.50241, (ADS Abstract)

24. Fuller-Rowell, T., E. Yizengaw, P. Doherty, and G. Mengistu (2013), The Longitudinal Properties of the Ionosphere and Their Effects on Space Weather, Eos, Transactions AGU, 94(17), 23 April 2013, pp: 160. ADS Abstract.

23. Yizengaw, E., E. Zesta, M. B. Moldwin, B. Damtie, A. Mebrahtu, C. E. Valladares, and R. F. Pfaff (2012), Longitudinal differences of ionospheric vertical density distribution and equatorial electrodynamics, J. Geophys. Res.,117, A07312, doi:10.1029/2011JA017454. ADS Abstract.

22. Yizengaw, E. (2012), Global Longitudinal Dependence Observation of the Neutral Wind and Ionospheric Density Distribution, Int. J. Geophys., vol. 2012, doi:10.1155/2012/342581, (Invited Paper) ADS Abstract.

21. Norman, R. J., P. L. Dyson, E. Yizengaw,, J. Le Marshall, C. Wang, B. Carter, D. Wen and K. Zhang (2012), Radio Occultation Measurements from the Australian Micro Satellite FedSat, IEEE Trans. Geo. Remote Sens., 10.1109/TGRS.2012.2194295. ADS Abstract.

20. Ngwira, C. M., L. McKinnell, P. J. Cilliers, E. Yizengaw,, and B. D. L. Opperman (2012), An investigation of ionospheric disturbances over South Africa during the magnetic storm on 15 May 2005, J. Adv. Space Res., 49(2), 327-335. ADS Abstract.

19. Yizengaw, E., M. B. Moldwin, A. Mebrahtu, B. Damtie, E. Zesta, C. E. Valladares, and P. H. Doherty (2011), Comparison of storm time equatorial ionospheric electrodynamics in the African and American sectors, J. Atmos. Solar-Terr. Phys., 73(1), 156-163. ADS Abstract.

18. Yizengaw, E., M. B. Moldwin, Y. Sahai, and R. de Jesus (2009), Strong Post-Midnight Equatorial Ionospheric Anomaly Observations during Magnetically Quiet Periods, J. Geophys. Res., 114, A12308, doi:10.1029/2009JA014603. ADS Abstract.

17. Yizengaw, E., and M. B. Moldwin (2009), African Meridian B-field Education and Research (AMBER) Array, Earth Moon Planet,104(1), 237-246, doi:10.1007/s11038-008-9287-2. ADS Abstract

16. Amory-Mazaudier, C., S. Basu, O. Bock, A. Combrink, K. Groves, T. Fuller Rowell, P. Lassudrie-Duchesne, M. Petitdidier, and E. Yizengaw, (2009), The use of Global Positioning System to derive atmospheric water vapor distribution for environmental applications, Earth Moon Planet,104(1), 263-270, doi:10.1007/s11038-008-9273-8. ADS Abstract

15. Yizengaw, E., M. B. Moldwin, D. Galvan, B. A. Iijima, A. Komjathy, and A. Mannucci (2008), The global plasmaspheric TEC and its contribution to the GPS TEC, J. Atmos. Solar-Terr. Phys., 70, 1541-1548. ADS Abstract.

14. Yizengaw, E., J. Dewar, J. MacNeil, M. B. Moldwin, D. Galvan, J. Sanny, D. Berube, and Bill Sandel (2008), The occurrence of Ionospheric Signatures of Plasmaspheric Plumes over Different Longitudinal Sectors, J. Geophys. Res., 113, A08318, doi:10.1029/2007JA012925. ADS Abstract.

13. Moldwin, M. B., E. Yizengaw, , D. K. Scherrer,M. C. Rabellosoares, and P. Reiff (2008), AGU Scientists Host Teacher Workshop in Ethiopia, Eos, Vol. 89, No. 10, 4 March 2008. ADS Abstract. Documentary (movie), produced by Geoffrey Haines- Stiles and NASA’s Passport to Knowledge team.

12. Yizengaw, E., M. B. Moldwin, P. L. Dyson, E. A. Essex (2007), Using Tomography of GPS TEC to Routinely Determine Ionospheric Average Electron Density Profiles, J. Atmos. Solar-Terr. Phys., 69, 314–321. ADS Abstract.

11. Yizengaw, E., P. L. Dyson, and E. A. Essex (2006), Tomographic observations of the topside ionospheric density distributions using the GPS receiver on FedSat, Adv. Space Res., 38, 2318-2323. ADS Abstract.

10. Yizengaw, E., M. B. Moldwin, P. L. Dyson, B. J. Fraser, and S. K. Morley (2006), First Tomographic Images of Ionospheric Outflows, Geophys. Res. Lett., 33, L20102, doi:10.1029/2006GL027698. ADS Abstract (GRL COVER PAGE). (AGU JOURNAL HIGHLIGHTS).

9. Yizengaw, E., M. B. Moldwin, and D. Galvan (2006), Ionospheric signatures of a plasmaspheric plume over Europe, Geophys. Res. Lett., 33, L17103, doi:10.1029/2006GL026597. ADS Abstract

8. Yizengaw, E., M. B. Moldwin, A. Komjathy, and A. J. Mannucci (2006), Unusual topside ionospheric density response to the November 2003 superstorm, J. Geophys. Res., 111, A02308, doi:10.1029/2005JA011433. ADS Abstract

7. Yizengaw, E., H. Wei, M. B. Moldwin, D. Galvan, L. L. Mandrake, A. Mannucci, and X. Pi (2005), The correlation between mid-latitude trough and the plasmapause, Geophys. Res. Lett., 32, L10102, doi:10.1029/2005GL022954. ADS Abstract

6. Yizengaw, E., and M. B. Moldwin (2005), The altitude extension of the mid-latitude trough and its correlation with plasmapause position, Geophys. Res. Lett.,32, L09105, doi:10.1029/2005GL022854. ADS Abstract (GRL COVER PAGE). (AGU JOURNAL HIGHLIGHTS).

5. Yizengaw, E., M. Moldwin, P. L. Dyson, and T. J. Immel (2005), The Southern Hemisphere ionosphere and plasmasphere response to the interplanetary shock event of 29-31 October 2003, J. Geophys. Res.,110, A09S30, doi:10.1029/2004JA010920. ADS Abstract

4. Yizengaw, E., P. L. Dyson, E. A. Essex, and M. B. Moldwin (2005), Ionosphere dynamics over the Southern Hemisphere during the 31 March 2001 severe magnetic storm using multi-instrument measurement data, Ann. Geophys. 23(3), 707-721. ADS Abstract

3. Yizengaw, E., E. A. Essex, and R. Birsa (2004), The Southern Hemisphere and Equatorial region ionization response for September 22, 1999 severe magnetic storm, Ann. Geophys. 22(8), 2765-2773. ADS Abstract

2. Parkinson, M. L., P. L. Dyson, M. Pinnock, J. C. Devlin, M. R. Hairston, E. Yizengaw, and P. J. Wilkinson (2002), Signatures of the midnight open-closed magnetic field-line boundary during balanced dayside and nightside reconnection, Ann. Geophys., 20(10), 1617-1630. ADS Abstract

1. Yizengaw, E., C.M. Hall, A.H. Manson, & C.E. Meek (1999), Nonvalidation of mesospheric horizontal wind fluctuations derived from temperature data via comparison with MF radar wind measurements, J. Geophys. Res. 104(D22), 27565-27572. ADS Abstract

How much do we know about space weather?

Timeline of space weather understanding

Organized by Prof Mark Moldwin