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Molla Tefera Negash
Molla Tefera Negash
Associate Professor In Analytical Chemistry
Подтвержден адрес электронной почты в домене uog.edu.et
Название
Процитировано
Процитировано
Год
Simultaneous determination of caffeine and paracetamol by square wave voltammetry at poly (4-amino-3-hydroxynaphthalene sulfonic acid)-modified glassy carbon electrode
M Tefera, A Geto, M Tessema, S Admassie
Food chemistry 210, 156-162, 2016
1302016
Effects of solvents on total phenolic content and antioxidant activity of ginger extracts
D Ezez, M Tefera
Journal of Chemistry 2021 (1), 6635199, 2021
742021
Square wave voltammetric determination of ibuprofen at poly (l-aspartic acid) modified glassy carbon electrode
B Mekassa, M Tessema, BS Chandravanshi, M Tefera
IEEE Sensors Journal 18 (1), 37-44, 2017
382017
Health risk assessment of heavy metals in selected Ethiopian spices
M Tefera, A Teklewold
Heliyon 7 (5), 2021
332021
Heavy metal accumulation and health risk assessment in Moringa oleifera from Awi zone, Ethiopia
T Adefa, M Tefera
Chemistry Africa 3 (4), 1073-1079, 2020
282020
Assessment of metal contents in commercially available Ethiopian red pepper.
M Tefera, BS Chandravanshi
International Food Research Journal 25 (3), 2018
262018
Phytochemical analysis of Withania somnifera leaf extracts by GC-MS and evaluating antioxidants and antibacterial activities
D Ezez, N Mekonnen, M Tefera
International Journal of Food Properties 26 (1), 581-590, 2023
232023
Determination of proximate composition, selected essential and heavy metals in sesame seeds (Sesamum indicum L.) from the Ethiopian markets and assessment of the associated …
T Beshaw, K Demssie, M Tefera, A Guadie
Toxicology Reports 9, 1806-1812, 2022
232022
Potentiodynamic poly (resorcinol)-modified glassy carbon electrode as a voltammetric sensor for determining cephalexin and cefadroxil simultaneously in pharmaceutical …
A Kassa, M Amare, A Benor, GT Tigineh, Y Beyene, M Tefera, A Abebe
ACS omega 7 (38), 34599-34607, 2022
222022
Sensitive and selective electrochemical determination of doxycycline in pharmaceutical formulations using poly (dipicrylamine) modified glassy carbon electrode
M Gashu, A Kassa, M Tefera, M Amare, BA Aragaw
Sensing and Bio-Sensing Research 37, 100507, 2022
212022
Analysis and health risk assessments of some trace metals in Ethiopian rice (white and red) and imported rice
A Guadie, I Mohammed, T Beshaw, M Tefera
Heliyon 8 (5), 2022
212022
Levels of heavy metals in ginger (Zingiber officinale Roscoe) from selected districts of Central Gondar Zone, Ethiopia and associated health risk
A Getaneh, A Guadie, M Tefera
Heliyon 7 (4), 2021
202021
Electrochemical sensor for determination of fenitrothion at multi-wall carbon nanotubes modified glassy carbon electrode
M Tefera, S Admassie, M Tessema, S Mehretie
Analytical and Bioanalytical Chemistry Research 2 (2), 139-150, 2015
202015
Voltammetric determination of oxytetracycline in milk and pharmaceuticals samples using polyurea modified glassy carbon electrode
M Gashu, BA Aragaw, M Tefera
Journal of Food Composition and Analysis 117, 105128, 2023
182023
Total polyphenol content of green, roasted and cooked Harar and Yirgacheffee Coffee, Ethiopia
G Asfaw, M Tefera
Journal of Applied Sciences and Environmental Management 24 (1), 187-192, 2020
172020
Trace metals in the leaves of selected plants used to treat hepatitis in Dembia, Ethiopia
M Malede, M Tefera, B Mehari
Journal of Herbs, Spices & Medicinal Plants 26 (1), 101-112, 2020
172020
Voltammetric determination of uric acid using multiwall carbon nanotubes coated-poly (4-amino-3-hydroxy naphthalene sulfonic acid) modified glassy carbon electrode
M Tefera, M Tessema, S Admassie, W Wubet
Heliyon 7 (7), 2021
152021
Electrochemical determination of phenothrin in fruit juices at graphene oxide-polypyrrole modified glassy carbon electrode
M Tefera, M Tessema, S Admassie, EI Iwuoha, TT Waryo, PGL Baker
Sensing and bio-sensing research 21, 27-34, 2018
152018
Electrochemical application of cobalt nanoparticles-polypyrrole composite modified electrode for the determination of phoxim
M Tefera, M Tessema, S Admassie, M Ward, L Phelane, EI Iwuoha, ...
Analytica chimica acta: X 9, 100077, 2021
132021
Electrochemical determination of endosulfan in vegetable samples using mercury film modified glassy carbon electrode
M Tefera, M Tessema, S Admassie, A Guadie
Sensing and Bio-Sensing Research 33, 100431, 2021
112021
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