Mekdimu Mezemir Damtie

ORCID: 0000-0003-4985-6574
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About
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Research Areas
  • Membrane Separation Technologies
  • Fluoride Effects and Removal
  • Phosphorus and nutrient management
  • Environmental remediation with nanomaterials
  • Wastewater Treatment and Nitrogen Removal
  • Constructed Wetlands for Wastewater Treatment
  • Extraction and Separation Processes
  • Advanced oxidation water treatment
  • Membrane-based Ion Separation Techniques
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Anaerobic Digestion and Biogas Production
  • Algal biology and biofuel production
  • Adsorption and biosorption for pollutant removal
  • Membrane Separation and Gas Transport
  • Effects and risks of endocrine disrupting chemicals
  • Polymer Science and PVC
  • Electrokinetic Soil Remediation Techniques
  • Layered Double Hydroxides Synthesis and Applications
  • Groundwater and Isotope Geochemistry
  • Nanomaterials for catalytic reactions
  • Solar-Powered Water Purification Methods
  • Fuel Cells and Related Materials
  • Clinical Nutrition and Gastroenterology
  • Cryptography and Data Security
  • Iron oxide chemistry and applications

University of Technology Sydney
2019-2024

Adama Science and Technology University
2022-2024

Hanyang University
2020-2022

Korea University of Science and Technology
2017-2020

Anyang University
2020

Phosphate recovery from water and wastewater serves as a feasible alternative to the exploitation of scarce phosphate rock resources. Currently, is recovered using adsorption-based techniques due their desirable features, such low running cost, operation, high efficiency. Clay minerals (CMs), group earth-abundant resources, have attracted increasing interest in management. However, because surface crystal lattice CMs are negatively charged, inefficient been replaced with cost-effective...

10.1016/j.jclepro.2024.141425 article EN cc-by Journal of Cleaner Production 2024-02-24

A zero-valent iron/rectorite nanocomposite (NZVI/rectorite) was developed as a heterogeneous H2O2 catalyst for P-chlorophenol degradation. The physicochemical properties of NZVI/rectorite were characterized by various techniques including X-ray diffraction, scanning electron microscopy, transmission energy-dispersive spectrometry, Fourier transform infrared spectroscopy, photoelectron and Brunauer–Emmett–Teller analysis. Results showed that NZVI sphere nanoparticles successfully loaded on...

10.1016/j.jscs.2019.02.001 article EN cc-by-nc-nd Journal of Saudi Chemical Society 2019-02-14

The production of the existing nitrogen fertilizer is costly and less environmental-friendly. Various green technologies are currently emerging toward providing alternative options. In this study, a liquid/liquid hydrophobic hollow-fiber membrane contactor was employed at ambient temperature natural urine pH ~ 9.7 to recover ammonium fertilizers from human urine. Results showed that permeate side chemistry one major factors affecting ammonia mass transfer. study on capturing performance...

10.4491/eer.2019.523 article EN Environmental Engineering Research 2020-01-20

Domestic wastewater depth processing and reclamation are essential in the alleviation of global water shortage. In this study, an innovative filter media (i.e., Fe3O4@Carbon [FCM]) was synthesized subsequently used a biological aerated (BAF) for simultaneous phosphate recovery nitrogen removal (SPN) from domestic wastewater. The performance FCM compared with commercially available ceramsite (CAC). results showed that FCMBAF better than CACBAF; as far SPN is concerned, magnetic field could...

10.1021/acssuschemeng.9b04119 article EN ACS Sustainable Chemistry & Engineering 2019-08-26

A two-stage temperature-phased mesophilic anaerobic digestion assay was carried out to study the interaction between various biological pretreatment conditions and possible synergistic co-digestion of microalgae primary sludge. The growth kinetics biochemical methane potential test revealed that a maximum 36% increase in yield observed from substrate pretreated by thermophilic aerobic (55 °C HRT = 2 days) an 8.3% obtained 3 days). Moreover, no effects on yields were co-digesting with high...

10.3390/en13174547 article EN cc-by Energies 2020-09-02

ABSTRACTIn this study, autoclaved aerated concrete particles (AACPs) from construction waste were used to simultaneously remove phosphorus and nitrogen in biological filters (BAFs). The effects of air/water (A/W) ratio on the removal performance (PO43−), total organic carbon, (TN), ammonia investigated. Results showed that AACP BAF was more efficient than commercially available ceramsite (CAC) BAF. For example, rates TN with CAC 45.96% 15.64%, respectively, those PO43− 72.45% 33.97%, at A/W...

10.1080/09593330.2019.1595742 article EN Environmental Technology 2019-03-19
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