Geochemical Characterization of Sedimentary Materials (Limestone, Gypsum, Coal, and Iron Ore) along the Nile River Basin, South Wollo, Ethiopia
Endalew, Sisay Awoke, Ejigu, Assamen Ayalew, Ketemu, Desalegn Gezahegn, Assen, Wudu Yimer
Published in Journal of spectroscopy (Hindawi) (2024)
Published in Journal of spectroscopy (Hindawi) (2024)
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Journal Article
Characterization of Natural Precious Opal Using Modern Spectroscopic Techniques in Ethiopia: The Case from Delanta, South Wollo
Ejigu, Assamen Ayalew, Ketemu, Desalegn Gezahegn, Endalew, Sisay Awoke, Assen, Wudu Yimer
Published in Journal of spectroscopy (Hindawi) (2022)
Published in Journal of spectroscopy (Hindawi) (2022)
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Journal Article
Stable Cu2O Photoelectrodes by Reactive Ion Beam Sputter Deposition
Chen, Ching-Hsiu, Chao, Liang-Chiun, Ejigu, Assamen Ayalew
Published in Advances in materials science and engineering (01.01.2018)
Published in Advances in materials science and engineering (01.01.2018)
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Journal Article
Stable Cu 2 O Photoelectrodes by Reactive Ion Beam Sputter Deposition
Chen, Ching-Hsiu, Ejigu, Assamen Ayalew, Chao, Liang-Chiun
Published in Advances in materials science and engineering (01.01.2018)
Published in Advances in materials science and engineering (01.01.2018)
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Journal Article
Controlled oxidation state of silver oxide thin films deposited by an integrated anode layer ion source ion beam sputter module
Chen, Ching-Hsiu, Huang, Yu-Ling, Huang, Kai, Ayalew, Ejigu Assamen, Chao, Liang-Chiun, Ao, Jin-Ping
Published in Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms (01.12.2017)
Published in Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms (01.12.2017)
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