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Member Since 2018
Melessew Nigussie
Bahir Dar University
AGU Research
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The Effect of Energy Deposition Hemispherical Asymmetry on Characteristics of LSTIDs During 17 March 2015 Geomagnetic Storm
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
15 may 2024
Dejene Ambisa Terefe, Melessew Nigussie, John Bosc...

This article presents the effect of energy deposition hemispherical asymmetry on characteristics of large scale traveling ionospheric disturbances ...

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Studying the Day‐To‐Day Effect of F Region Meridional Neutral Wind on the Formation of Post‐Sunset Equatorial Ionospheric Irregularities
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
10 august 2023
Bantayehu Aderaw Kebede, Melessew Nigussie

The unique properties of the equatorial ionosphere continue to be of great concern to users of space‐based technologies that rely on the iono...

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Comparative Assessment of the Performances of GPS‐TEC Assisted NTCM, NeQuick2 and Neural Network Models to Describe the East‐African Equatorial Ionosphere
RADIO SCIENCE
02 july 2023
Balew G. Gelaw, Melessew Nigussie, Ambelu Tebabal

Different ionospheric climatological models such as NeQuick2 and NTCM have been developed to mitigate the ionosphere impact on the trans‐iono...

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Characterization and Climatological Modeling of Equatorial Ionization Anomaly (EIA) Crest Position
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
01 december 2022
Melessew Nigussie, Norbert Jakowski, M Mainul Hoqu...

The Equatorial Ionization Anomaly (EIA) is characterized by strong ionospheric gradients that complicate ionospheric modeling and mitigation of ion...

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The Relationship Between Upward Propagating Atmospheric Gravity Waves and Ionospheric Irregularities During Solar Minimum Periods
SPACE WEATHER
02 november 2021
Ephrem B. Seba, Melessew Nigussie, Nigussie Giday,...

We present a study on the relationship between upward propagating gravity waves and ionospheric irregularities. Gravity waves (GWs) are identified ...

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Driving Parameters for Multi‐MeV Electrons Flux Variations in Outer Radiation Belt
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
27 october 2021
Geletaw Behailu Belayneh, Melessew Nigussie, Geoff...

The Earth's outer radiation belt is highly dynamic and the variations of multi‐MeV electrons flux in the region depend on solar wind and inte...

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Spatio‐Temporal Evolution of Global Ionospheric Storm Drivers and Hemispherical Asymmetry During 17–18 March 2015 Geomagnetic Storm
JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
21 june 2021
Dejene Ambisa Terefe, Melessew Nigussie

The local, regional, and global morphology of the ionospheric response of the March 2015 geomagnetic storm has been investigated by different studi...

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The effect of F-layer zonal neutral wind on the monthly and longitudinal variability of equatorial ionosphere irregularity and drift velocity
THEORY, MODELING, AND OBSERVATIONS TO SUPPORT THE PREDICTABILITY OF IONOSPHERIC IRREGULARITIES AND SCINTILLATION II POSTERS
spa-aeronomy | 15 december 2020
Melessew Nigussie, Mark B. Moldwin, Sandro Radicel...
The effect of eastward zonal wind speed (EZWS) on vertical drift velocity (ExB drift) that mainly controls the equatorial ionospheric irregularities h...
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