Search Results - "Ketema, Ababay"

Engineering techniques to dendrite free Zinc-based rechargeable batteries by Worku, Ababay Ketema

“…Rechargeable Zn-based batteries (RZBs) have garnered a great interest and are thought to be among the most promising options for next-generation energy storage…”
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Recent advances of graphene-based materials for emerging technologies by Ababay Ketema Worku, Delele Worku Ayele

“…Due to their exceptional thermal, electrical, magnetic, optical, and mechanical capabilities as well as their substantial specific surface area, graphene-based…”
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Advancement of electrically rechargeable multivalent metal-air batteries for future mobility by Alemu, Molla Asmare, Getie, Muluken Zegeye, Worku, Ababay Ketema

“…The demand for newer, lighter, and smaller batteries with longer lifespans, higher energy densities, and generally improved overall battery performance has…”
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Engineering of Co3O4 electrode via Ni and Cu-doping for supercapacitor application by Worku, Ababay Ketema, Asfaw, Alemu, Ayele, Delele Worku

“…Although cobalt oxides show great promise as supercapacitor electrode materials, their slow kinetics and low conductivity make them unsuitable for widespread…”
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Recent advancement of electrically rechargeable alkaline Metal-Air batteries for future mobility by Asmare Alemu, Molla, Ketema Worku, Ababay, Zegeye Getie, Muluken

“…[Display omitted] A popular recommendation for next-generation electrochemical energy storage applications such as electric vehicles or grid energy storage are…”
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Recent Advancement of Electrically Rechargeable Di-Trivalent Metal-Air Batteries for Future Mobility by Asmare Alemu, Molla, Ketema Worku, Ababay, Zegeye Getie, Muluken

“…[Display omitted] Metal-air batteries offer high power densities, environmental friendliness, long lifetimes, and availability compared to lithium-ion…”
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Influence of nickel doping on MnO2 nanoflowers as electrocatalyst for oxygen reduction reaction by Worku, Ababay Ketema, Ayele, Delele Worku, Habtu, Nigus Gabbiye

“…Doping is promising strategy for the alteration of nanomaterials to enhance their optical, electrical, and catalytic activities. The development of…”
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Engineering Co3O4/MnO2 nanocomposite materials for oxygen reduction electrocatalysis by Worku, Ababay Ketema, Ayele, Delele Worku, Habtu, Nigus Gabbiye, Yemata, Temesgen Atnafu

“…Stable and active electrocatalysts preparation for the oxygen reduction reaction (ORR) is essential for an energy storage and conversion materials (e.g…”
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Engineering nanostructured Ag doped α-MnO2 electrocatalyst for highly efficient rechargeable zinc-air batteries by Worku, Ababay Ketema, Ayele, Delele Worku, Habtu, Nigus Gabbiye, Ambaw, Mehary Dagnew

“…Engineering of highly active, and non-precious electrocatalysts are vital to enhance the air-electrodes of rechargeable zinc-air batteries (ZABs). We report a…”
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Recent Advances and Challenges of Hydrogen Production Technologies via Renewable Energy Sources by Worku, Ababay Ketema, Ayele, Delele Worku, Deepak, Deva Brinda, Gebreyohannes, Abaynesh Yihdego, Agegnehu, Segenet Dagmawi, Kolhe, Mohan Lal

“…Currently, fossil fuels play a major role in meeting the world's energy demand. Fossil fuels, in contrast, threaten the planet's ecosystems and biological…”
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Recent advances in MXene-based materials for high-performance metal-air batteries by Worku, Ababay Ketema, Alemu, Molla Asmare, Ayele, Delele Worku, Getie, Muluken Zegeye, Teshager, Minbale Admas

“…ABSTRACTMXene is a novel type of 2D sheet nanomaterial that shows great application potentials in a variety of fields due to its advantages, such as high…”
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Structural and thermal properties of pure and chromium doped zinc oxide nanoparticles by Worku, Ababay Ketema, Ayele, Delele Worku, Habtu, Nigus Gabbiye, Melas, Getu Alemayehu, Yemata, Temesgen Atnafu, Mekonnen, Negese Yayu, Teshager, Minbale Admas

“…Pure ZnO and Cr-doped ZnO nanoparticles have been synthesized via a facile chemical co-precipitation route and their structural, thermal characteristics were…”
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Enhancing pseudocapacitive properties of cobalt oxide hierarchical nanostructures via iron doping by Alem, Asab Fetene, Worku, Ababay Ketema, Ayele, Delele Worku, Habtu, Nigus Gabbiye, Ambaw, Mehary Dagnew, Yemata, Temesgen Atnafu

“…Through co-precipitation and post-heat processing, nanostructured Fe-doped Co3O4 nanoparticles (NPs) were developed. Using the SEM, XRD, BET, FTIR, TGA/DTA,…”
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Ag doped Co3O4 nanoparticles for high-performance supercapacitor application by Alem, Asab Fetene, Worku, Ababay Ketema, Ayele, Delele Worku, Wubieneh, Tessera Alemneh, Teshager, Alebel abebaw, Tadele mihret kndie, Admasu, Bimrew Tamrat, Teshager, Minbale Admas, Asege, Addisu Alemayehu, Ambaw, Mehary Dagnew, Zeleke, Misganaw Alemu, Shibesh, Alemayehu Kifle, Yemata, Temesgen Atnafu

“…Ag doped Co3O4 nanoparticles (NPs) were synthesized via a co-precipitation method changing the concentration of Ag. The crystal structure, morphology, surface…”
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Recent advances and challenges of cobalt-based materials as air cathodes in rechargeable Zn–air batteries by Begaw, Girmaye Ambissa, Ayele, Delele Worku, Worku, Ababay Ketema, Wubieneh, Tessera Alemneh, Yemata, Temesgen Atnafu, Ambaw, Mehary Dagnew

“…[Display omitted] To mitigate decades of extreme reliance on fossil fuels that have resulted in an increasingly serious energy shortage and environmental…”
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Recent advances and various detection strategies of deep eutectic solvents for zinc air batteries by Getie, Fentahun Adamu, Ayele, Delele Worku, Habtu, Nigus Gabbiye, Yemata, Temesgen Atnafu, Yihun, Fantahun Aklog, Worku, Ababay Ketema, Teshager, Minbale Admas

“…Sustainable technology in energy-related applications will be crucial in the coming decades. As a result, developing new materials for existing processes has…”
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The recent advancement of outdoor performance of perovskite photovoltaic cells technology by Meheretu, Getnet M., Worku, Ababay Ketema, Yihunie, Moges T., Koech, Richard K., Wubetu, Getasew A.

“…Perovskite solar cells achieved a record for power conversion efficiency of over 26 % for single junction cells and 34 % for planar silicon/perovskite tandems…”
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Highly sensitive detection of bacteria (E. Coli) endotoxin using novel PANI-benzimidazole-Ag nanocomposite by DMMB dye displacement assay by Alemu, Tadele Ageru, Ayele, Delele Worku, Parveen, J Shahitha, Worku, Ababay Ketema, Teshager, Minbale Admas, Ramamurthy, Praveen C, Mani, Dhakshnamoorthy

“…In the present study, a new biochemical biosensor material of conductive Silver (Ag) reinforced polyaniline (PANI)-Benzimidazole copolymer nanocomposite was…”
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Binary glycerol-based deep eutectic solvents containing zinc nitrate hexahydrate salt for rechargeable zinc air batteries applications with enhanced properties by Getie, Fentahun Adamu, Ayele, Delele Worku, Habtu, Nigus Gabbiye, Yihun, Fantahun Aklog, Yemata, Temesgen Atnafu, Ambaw, Mehary Dagnaw, Worku, Ababay Ketema

“…Deep eutectic solvents (DESs) have attracted interest due to their unique and favorable electrochemical characteristics. This study reported a novel binary…”
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Advancement of electrically rechargeable metal-air batteries for future mobility by Asmare, Molla, Zegeye, Muluken, Ketema, Ababay

“…The automotive industry is one of the largest contributors to global emissions. However, pure electric vehicles that use energy stored in rechargeable battery…”
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