Browsing by Author "Sayadi, Sami"
Now showing items 1-20 of 95
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A Decision Support Tool for the Optimal Monitoring of the Microclimate Environments of Connected Smart Greenhouses
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)In this paper, a comprehensive decision support tool based advanced monitoring system is developed to support transition to smart greenhouses for sustainable and clean food production. The decision framework aims to optimally ... -
A Design-led FEWW Nexus Approach For Qatar University
( Qatar University Press , 2021 , Poster)Demographic explosion, climate change, urbanization, change of life quality, and food demand have put extra pressure on Food, Energy, Water, and Waste (FEWW) resources.A special focus has been placed on university campuses ... -
Advances in polyhydroxyalkanoate (PHA) production from renewable waste materials using halophilic microorganisms: A comprehensive review
( Elsevier , 2025 , Article)Polyhydroxyalkanoates (PHAs) are biodegradable and biocompatible polymers that can replace conventional plastics in different sectors. However, PHA commercialization is hampered due to their high production cost resulting ... -
Algal-algal bioflocculation enhances the recovery efficiency of Picochlorum sp. QUCCCM130 with low auto-settling capacity
( Elsevier B.V. , 2023 , Article)Large-scale production of microalgal biomass is still considered non-viable due to the high cost and energy required for harvesting. A fast, cost-effective, and successful harvesting technique has become widely sought after ... -
Anaerobic Digestion of Olive MillWastewater and Process Derivatives—Biomethane Potential, Operation of a Continuous Fixed Bed Digester, and Germination Index
( MDPI , 2023 , Article)Olive mill wastewater (OMW) management is an economic and environmental challenge for olive oil-producing countries. The recovery of components with high added value, such as antioxidants, is a highly researched approach ... -
Assessment of SnO2 nanoparticles' impact on local Pichoclorum atomus growth performance, cell morphology and metabolites content
( Qatar University Press , 2021 , Poster)Oxide nanoparticles are among the most used nanomaterials and have received considerable attention over their potential ecological effects. Increasing investigations report toxicity of certain oxide nanoparticles, however, ... -
Assessment of SnO2 nanoparticles' impact on the growth of Picochlorum maculatum algae
( Royal Society of Chemistry , 2022 , Article)To determine the effect of SnO2 nanoparticles on Picochlorum maculatum - isolated from a Qatar marine environment, algal growth media are amended with different nanoparticle concentrations (1, 5, 25, 50, and 100 mg L−1) ... -
Biochar from olive mill solid waste as an eco-friendly adsorbent for the removal of polyphenols from olive mill wastewater
( Elsevier , 2022 , Article)In Tunisia, olive mill waste water (OMW) is discharged into evaporation ponds where they turn into solid waste (OMSW) and become a serious threat to the environment. This paper addresses for the first time how to valorize ... -
Biodegradation of diclofenac by two green microalgae: Picocystis sp. and Graesiella sp.
( Elsevier , 2019 , Article)The aim of the present study was to provide an integrated view of algal removal of diclofenac (DCF). Two isolated microalgal strains Picocystis sp. and Graesiella sp. were cultivated under different DCF concentrations and ... -
Biodegradation of hydrocarbons and biosurfactants production by a newly halotolerant Pseudomonas sp. strain isolated from contaminated seawater
( Elsevier , 2021 , Article)A strain NAPH6 of Pseudomonas aeruginosa, isolated from contaminated seawater taken from the fishing harbor of Sfax, Tunisia, was able to degrade almost completly the naphthalene (200 mg/l) and the aliphatic hydrocarbons ... -
Biopreservation of dates using citrus peel waste-derived essential oils: a circular economy approach to postharvest mycotoxin control
( Springer Science and Business Media B.V. , 2025 , Article)The postharvest contamination of dates by Aspergillus flavus and its aflatoxins is a major food safety concern. Simultaneously, large amounts of citrus peel waste rich in bioactive compounds remain underused. In this study, ... -
Chemical Composition, Antibacterial Activity using Micro-broth Dilution Method and Antioxidant Activity of Essential Oil and Water Extract from Aerial Part of Tunisian Thymus algeriensis Boiss. & Reut.
( Taylor & Francis , 2021 , Article)In this study, we investigated the chemical composition, antioxidant and antibacterial activities of essential oil and aqueous extract from Thymus algeriensis Boiss. & Reut growing in Tunisia. GC/MS analysis of essential ... -
Chicken manure and wheat straw co-digestion in batch leach bed reactors: optimization of the start-up conditions
( Springer Science and Business Media Deutschland GmbH , 2023 , Article)Chicken manure can be regarded as a valuable resource for energy recovery in rural areas. In this context, this study evaluated the co-digestion of chicken manure and wheat straw in leach bed reactors (LBRs). Among several ... -
Climatic Aridity Gradient Modulates the Diversity of the Rhizosphere and Endosphere Bacterial Microbiomes of Opuntia ficus-indica
( Frontiers Media , 2020 , Article)© Copyright © 2020 Karray, Gargouri, Chebaane, Mhiri, Mliki and Sayadi. Recent microbiome research has shown that soil fertility, plant-associated microbiome, and crop production can be affected by abiotic environmental ... -
Combination of air stripping and biological processes for landfill leachate treatment
( Korean Society of Environmental Engineers , 2020 , Article)Landfill waste decomposition generates a dark effluent named, leachate which is characterized by high organic matter content. To minimize these polluting effects, it becomes necessary to develop an effective landfill ... -
Comparative study of the effect of oleuropein and hydroxytyrosol rich extracts on the reproductive toxicity induced by bisphenol A in male rats: biochemical, histopathological, and molecular analyses
( Springer , 2023 , Article)Bisphenol A, or BPA, goes into the composition of a large number of products including sunglasses, infant’s feeding bottles, receipts, or food packaging. Nowadays, there is a growing evidence that BPA may be at the origin ... -
Comparative Study on Beneficial Effects of Hydroxytyrosol- and Oleuropein-Rich Olive Leaf Extracts on High-Fat Diet-Induced Lipid Metabolism Disturbance and Liver Injury in Rats
( Hindawi , 2020 , Article)Oleuropein and hydroxytyrosol, as major compounds of olive leaves, have been reported to exert numerous pharmacological properties, including anticancer, antidiabetic, and anti-inflammatory activities. The purpose of this ... -
Comparison between Thermo-Alkaline and Electro-Fenton Disintegration Effect on Waste Activated Sludge Anaerobic Digestion
( Hindawi Limited , 2019 , Article)Disintegration of municipal waste activated sludge (WAS) using thermo-alkaline (TA) and electro-Fenton (EF) methods was investigated and compared in terms of the efficiency of sludge solubilisation and enhancement of ... -
A comprehensive review on harvesting of microalgae using Polyacrylamide-Based Flocculants: Potentials and challenges
( Elsevier , 2021 , Article)Microalgae biomass is touted as a highly promising source of renewable third-generation biofuels that could enable a lucrative transition from conventional fossil fuels to more sustainable and environment-friendly energy ... -
A comprehensive review on versatile microalga Tetraselmis: Potentials applications in wastewater remediation and bulk chemical production
( Academic Press , 2024 , Article)Microalgae are considered sustainable resources for the production of biofuel, feed, and bioactive compounds. Among various microalgal genera, the Tetraselmis genus, containing predominantly marine microalgal species with ...
