Abraham Getahun Ayalew

ORCID: 0009-0007-2582-8516
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About
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Research Areas
  • Adsorption and biosorption for pollutant removal
  • Layered Double Hydroxides Synthesis and Applications
  • Biofuel production and bioconversion
  • Graphene and Nanomaterials Applications
  • Nanocomposite Films for Food Packaging
  • Phosphorus and nutrient management
  • Advanced Cellulose Research Studies
  • Membrane Separation Technologies

Addis Ababa Science and Technology University
2021-2024

Currently, many scholars are looking for renewable biomass sources the isolation of nanomaterials that have a sustainable property and ecofriendly. Thus, effectively synthesize characterization enset fiber nanocellulose using acid hydrolysis with sonication is focus study. Additionally, process optimization (CNCs) from raw RSM-CCD characterizations obtained CNCs was explored. The quadratic model selected, optimized values yield (77.69%) were acquired to be H2SO4: 51.6 wt. %, reaction...

10.1155/2021/7492532 article EN Journal of Nanomaterials 2021-10-07

Eragrostis tef (Teff) is one of the most important staple crops in Ethiopia. The straw obtained from teff a plentiful source lignocellulosic biomass. In present study, grass was exploited as carbon precursor to synthesise activated via chemical activation followed by microwave-aided pyrolysis. prepared microwave aided method (MATSAC) utilised bio-adsorbent examine lead II ions adsorption potential aqueous medium. RSM technique employed explore process model which correlates four independent...

10.1080/03067319.2022.2026942 article EN International Journal of Environmental & Analytical Chemistry 2022-01-24

Abstract Purifying water for diverse uses is vital, but concerns lie with the sustainability and accessibility of purification materials. As such, this study converted readily available treatment plant sludge (WTPS) into activated adsorbent phosphate removal in wastewater. WTPS was via thermal activation at 300 °C temperature chemical processes 3 M acid concentration, 4 h time, 75 temperature, then characterized using Brunauer-Emmett-Teller (BET), scanning electron microscopy (SEM), Fourier...

10.2166/washdev.2024.278 article EN cc-by-nc-nd Journal of Water Sanitation and Hygiene for Development 2024-02-01
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