Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Gebisa Bekele Feyisa"'
Autor:
Fikadu Takele Geldasa, Mesfin Abayneh Kebede, Megersa Wodajo Shura, Gebisa Bekele Feyisa, Newayemedhin A Tegegne, Fekadu Gashaw Hone
Publikováno v:
Materials Research Express, Vol 11, Iss 4, p 045004 (2024)
The current work focuses on the fabrication of pristine and metals (Co, Cu, Ni, Li, and Sn) doped β -PbO phase nanoparticles by cost-effective precipitation method. The properties of the produced nanoparticles were investigated using a variety of ch
Externí odkaz:
https://doaj.org/article/7e1fd1e591044c4a8a95d8bed2fabab3
Publikováno v:
International Journal of Chemical Engineering, Vol 2022 (2022)
Organic dyes discharged from industries have significant effect on ecosystem and health of human being because of their toxicity and appearing colour in the wastewater. Absorption method is a more preferable method than other wastewater treatment met
Externí odkaz:
https://doaj.org/article/6422b60c0016421c89c260682d26a92e
Publikováno v:
Ethiopian Journal of Science and Sustainable Development, Vol 8, Iss 1 (2020)
Nano-scaled Zinc oxide and Copper oxide semiconductors have been widely used as antibacterial agents because of low cost and non-toxicity, but high agglomeration and high electron-holes recombination rates hinder their performances. In this work, we
Externí odkaz:
https://doaj.org/article/c40a5eb30b684fbaad6f2337c146465e
Autor:
Osman Ahmed Zelekew, Setegn Geta Aragaw, Fedlu Kedir Sabir, Dinsefa Mensur Andoshe, Alemayehu Dubale Duma, Dong-Hau Kuo, Xiaoyun Chen, Temesgen D. Desissa, Belay Berehane Tesfamariam, Gebisa Bekele Feyisa, Hairus Abdullah, Eneyew Tilahun Bekele, Fekadu Gochole Aga
Publikováno v:
Materials Research Express, Vol 8, Iss 2, p 025010 (2021)
Nowadays, water pollution is a major concern to the globe. For this reason, various research works has been done to access pure water thereby minimizing the effect of pollutants. In this work, the cobalt doped ZnO (Co-doped ZnO) via the accumulation
Externí odkaz:
https://doaj.org/article/2eaccee61e0143ac9c42eafc9933b63f
Publikováno v:
Journal of Nanomaterials. 2022:1-20
Improper management of discharged waste material such as toxic organic dyes from industries causes severe health and economic problems because contaminated water with organic dyes is harmful to human being and aquatic ecosystems. The photocatalyst is
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6f4884eea6b931e6dab9cb9186d402d4
https://doi.org/10.1155/2022/5564667
https://doi.org/10.1155/2022/5564667
Autor:
Ermias Tafa Debele, Temesgen Debelo Desissa, Osman Ahmed Zelekew, Fetene Fufa Bakare, Gebisa Bekele Feyisa, Tadele Hunde Wondimu
Publikováno v:
Journal of Nanomaterials.
Cu1–xNixO/Fe2O3 (with x = 0.01, 0.02, 0.03, 0.04 wt%) were synthesized by plant extraction technique. The absorbance and degradation performance of Ni-doped CuO and Fe2O3 nanocomposite against methylene blue (MB) was analyzed, and the 2% Ni-doped C
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a3ca4a95f7ba1b6bcb562b654a2dff23
Autor:
Temesgen Debelo Desissa, Eneyew Tilahun Bekele, Fedlu Kedir Sabir, Hairus Abdullah, Osman Ahmed Zelekew, Fekadu Gochole Aga, Setegn Geta Aragaw, Gebisa Bekele Feyisa, Xiaoyun Chen, Dinsefa Mensur Andoshe, Alemayehu Dubale Duma, Dong-Hau Kuo, Belay Berehane Tesfamariam
Publikováno v:
Materials Research Express. 8:025010
Nowadays, water pollution is a major concern to the globe. For this reason, various research works has been done to access pure water thereby minimizing the effect of pollutants. In this work, the cobalt doped ZnO (Co-doped ZnO) via the accumulation
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e4045e5bd9858e240ad6786249238e68
https://doi.org/10.1088/2053-1591/abe2d6
https://doi.org/10.1088/2053-1591/abe2d6