Search Results - "Temesgen, Ayalew"

Bioinspired gold nanoparticles-based colorimetric nanosensor for detection of antimony in plastic bottled water by Refera, Berhanu, Bekana, Deribachew, Temesgen, Ayalew, Teju, Endale, Jabessa, Abdisa

“…It is reported that antimony (Sb), a toxic metal classified as potentially carcinogenic, migrates from plastic bottles into bottled water. Here, bioinspired…”
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Magnetic coffee residue as sorbent for magnetic solid-phase extraction and determination of titanium dioxide nanoparticles in water samples by Firomesa, Hundera, Amde, Meseret, Bekana, Deribachew, Temesgen, Ayalew

“…Herein, we report a simple, efficient, and cost-effective solid-phase extraction method using magnetic coffee residue as adsorbent for extraction and…”
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The Synergic Effects of Climate Variability on Rainfall Distribution over Hare Catchment of Ethiopia by Ayalew, Abebe Temesgen

“…Climate analysis at relevant time scales is important for water resources management, agricultural planning, flood risk assessment, ecological modeling, and…”
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The effect of context-based close packing supported with the 3D-virtual model of crystals structure on students’ achievement and attitude by Eticha, Ayalew Temesgen, Amde, Meseret, Bogale, Yiheyis, Bekana, Deribachew

“…The major intention of this work was to evaluate the effect of using context-based close packing supported with 3D-virtual model on the concept of crystals…”
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Phytochemicals Analysis, In Vitro Antibacterial Activities of Extracts, and Molecular Docking Studies of the Isolated Compounds from Melhania zavattarii Cufod Leaves by Gonfa, Teshome, Temesgen, Ayalew, Erba, Olyad, Mengesha, Ephriem T., Sivasubramanian, Muthusaravanan

“…Melhania zavattarii Cufod is an endemic plant species to Ethiopia and is used to treat ailments related to kidney infection. The phytochemical composition and…”
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Synthesis, crystal structure and Hirshfeld surface analysis of di-μ 2 -iodido-bis-[(2,2'-bi-quinoline-κ 2 N , N ')copper(I)] by Temesgen, Ayalew W, Novikov, Anton P, Tskhovrebov, Alexander G, Kultyshkina, Ekaterina K, Le, Tuan Anh

“…The mol-ecular and crystal structures of the title compound, [Cu I (C H N ) ], were examined by single-crystal X-ray diffraction and Hirshfeld surface…”
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Synthesis and crystal structure of the adduct between 2-pyridyl-selenyl chloride and isobutyro-nitrile by Temesgen, Ayalew W, Sapronov, Alexander A, Kubasov, Alexey S, Novikov, Alexander S, Le, Tuan Anh, Tskhovrebov, Alexander G

“…The reaction between 2-pyridyl-selenenyl chloride and isobutyro-nitrile results in the formation of the corresponding cationic pyridinium-fused…”
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Coupling between 2-pyridyl-selenyl chloride and phenyl-seleno-cyanate: synthesis, crystal structure and non-covalent inter-actions by Temesgen, Ayalew W, Tskhovrebov, Alexander G, Artemjev, Alexey A, Kubasov, Alexey S, Novikov, Alexander S, Borisov, Alexander V, Kirichuk, Anatoly A, Kritchenkov, Andreii S, Le, Tuan Anh

“…A new pyridine-fused seleno-diazo-lium salt, 3-(phenyl-selan-yl)[1,2,4]selena-diazolo[4,5- ]pyridin-4-ylium chloride di-chloro-methane 0.352-solvate, C H N Se…”
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Crystal structure of 2-[(E)-2-(4-bromophenyl)diazen-1-yl]-4,5-bis(4-methoxyphenyl)-1H-imidazole: the first example of a structurally characterized triarylazoimidazole by Ayalew Temesgen, Alexander G. Tskhovrebov, Anna V. Vologzhanina, Tuan A. Le, Victor N. Khrustalev

“…The title compound, C23H19BrN4O2, is a product of an azo coupling reaction between 3,4-bis(4-methoxyphenyl)imidazole and 4-bromophenyldiazonium…”
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Prediction of Crop Yield by Support Vector Machine Coupled with Deep Learning Algorithm Procedures in Lower Kulfo Watershed of Ethiopia by Ayalew, Abebe Temesgen, Lohani, Tarun Kumar

“…Sensible and judicious utilization of water for agriculture in conjunction with prediction techniques increases the crop yield. The Ethiopian economy relies on…”
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Detection of Salmonella and Escherichia coli along the Fish Value Chain in Bahir Dar City, Ethiopia by Ayalew, Temesgen Sendekie, Tarekegn, Habtamu Tassew, Ayalew, Belayneh Getachew

“…ABSTRACT Background Fish is a possible source of foodborne infections with Salmonella and Escherichia coli. This study was conducted to identify Salmonella and…”
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Unexpected synthesis and crystal structure of N -{2-[2-(2-acetyl-ethen-yl)phen-oxy]eth-yl}- N -ethenyl-4-methyl-benzene-sulfonamide by Temesgen, Ayalew W, Luong, Minh Duc, Truong, Hong Hieu, Nguyen, Van Tuyen, Dang, Thi Tuyet Anh, Le, Tuan Anh, Tskhovrebov, Alexander G, Khrustalev, Victor N

“…The title compound, C H NO S, obtained by alkaline treatment of 1,5-bis-(1-phen-oxy)-3-aza-pentane at moderate heating, is a -tosyl-ated secondary vinyl-amine…”
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Simulating sediment yield by SWAT and optimizing the parameters using SUFI-2 in Bilate river of Lake Abaya in Ethiopia by Ayele, Mesfin Amaru, Lohani, Tarun Kumar, Mirani, Kinfe Bereda, Edamo, Muluneh Legesse, Ayalew, Abebe Temesgen

“…Purpose Prediction of sediment yield for a particular river is essential to study the river morphology, agricultural land management and the lake/reservoir…”
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Acclimatize experimental approach to adjudicate hydraulic coefficients under different bed material configurations and slopes with and without weir by Amsie, Ayalkie Belete, Ayalew, Abebe Temesgen, Mada, Zerihun Makayno, Finsa, Mekuanent Muluneh

“…The primary purpose of this study was to evaluate the hydraulic coefficient of coarse aggregate grain size beds and hydraulic parameters under random and…”
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Multi-purpose reservoir operation concomitant with estimating hydropower potential using multifarious hydrological models by Meskr, Yordanos Mekuriaw, Mohammed, Abdella Kemal, Ayalew, Abebe Temesgen, Lohani, Tarun Kumar

“…The research aims at determining the optimal release rule to increase the capacity of Rib reservoir. The reservoir inflow using HBV-light hydrological model…”
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Synthesis and crystal structure of the adduct between 2-pyridylselenyl chloride and isobutyronitrile by Temesgen, Ayalew W., Sapronov, Alexander A., Kubasov, Alexey S., Novikov, Alexander S., Le, Tuan Anh, Tskhovrebov, Alexander G.

“…The reaction between 2-pyridylselenenyl chloride and isobutyronitrile results in the formation of the corresponding cationic pyridinium-fused…”
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The hybrid power generation and balancing energy supply–demand for rural village in Ethiopia by Gezahegn, Getachew Tesfaye, Hatiye, Samuel Dagalo, Ayana, Melkamu Teshome, Ayalew, Abebe Temesgen, Minda, Thomas Torora

“…Ethiopia has a wide range of environmentally‐friendly, renewable energy resources that can assist the country to overcome its rural electricity problems. The…”
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Performance evaluation of various hydrological models with respect to hydrological responses under climate change scenario: a review by Yilak Taye Bihon, Tarun Kumar Lohani, Abebe Temesgen Ayalew, Bogale Gebremariam Neka, Abdella Kemal Mohammed, Getachew Bereta Geremew, Elias Gebeyehu Ayele

“…Studies reviewed in this paper show anomaly for temperature pertaining to streamflow and rainfall showing different trends, especially in Ethiopia to support…”
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Coupling between 2-pyridylselenyl chloride and phenylselenocyanate: synthesis, crystal structure and non-covalent interactions by Temesgen, Ayalew W., Tskhovrebov, Alexander G., Artemjev, Alexey A., Kubasov, Alexey S., Novikov, Alexander S., Borisov, Alexander V., Kirichuk, Anatoly A., Kritchenkov, Andreii S., Le, Tuan Anh

“…A new pyridine-fused selenodiazolium salt, 3-(phenylselanyl)[1,2,4]selenadiazolo[4,5- a ]pyridin-4-ylium chloride dichloromethane 0.352-solvate, C 12 H 9 N 2…”
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Synthesis, crystal structure and Hirshfeld surface analysis of di-μ2-iodido-bis­[(2,2′-bi­quinoline-κ2 N,N′)copper(I)] by Temesgen, Ayalew W., Novikov, Anton P., Tskhovrebov, Alexander G., Kultyshkina, Ekaterina K., Le, Tuan Anh

“…In the layer structure of di-μ 2 -iodido-bis­[(2,2′-bi­quinoline-κ 2 N , N ′)copper(I)], π–π inter­actions provide conectivity within and between the layers…”
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