Results 1 to 10 of about 115,178 (90)

Synthesis of CoFe2O4/Graphene Oxide-Grafted Tetraethylenepentamine for Removal of Cr (VI) from Aqueous Solution

open access: yesAdvances in Condensed Matter Physics, 2022
In this study, amino-functionalized magnetic graphene-based composite TEPA-GO/CoFe2O4 (TGOM) was prepared by a simple one-step hydrothermal reaction and applied to the removal of Cr (VI) from wastewater.
Hui Pan, Donglin Zhao, Li Wang
doaj   +1 more source

Energy and Environmental Analysis of Renewable Energy Systems Focused on Biomass Technologies for Residential Applications: The Life Cycle Energy Analysis Approach

open access: yesEnergies, 2023
Sustainability and resilience are major challenges for the building sector in order to meet energy efficiency and low carbon emissions goals. Based on the defined and quantified targets of the EU climate change policy, Renewable Energy Systems (RESs) are
Effrosyni Giama   +3 more
doaj   +1 more source

Crystal growth inhibition of gypsum under normal conditions and high supersaturations by a copolymer of phosphino-polycarboxylic acid

open access: yesHeliyon, 2021
Scale formation is a bottleneck of most industrial and domestic water equipment, in particular, of oilfield water systems. Therefore, high-performance and environmentally-benign chemical scale inhibitors are highly needed.
Keyvan Malaie   +3 more
doaj   +1 more source

Life Cycle Assessment for Supporting Dimensioning Battery Storage Systems in Micro-Grids for Residential Applications

open access: yesEnergies, 2021
The current EU energy and climate policy targets a significant reduction of carbon dioxide emissions in the forthcoming years. Carbon pricing, embedded in the EU emissions trading system, aims at achieving emission reductions in a more evenly spread way ...
Maria M. Symeonidou   +2 more
doaj   +1 more source

Techno-Economic Performance Assessment of a Trigeneration System Operating in a Hospital

open access: yesEnergies, 2021
The techno-economic performance evaluation of a combined cooling heating and power (CCHP) system installed in a hospital building in Greece is presented.
Aikaterini Papadimitriou   +2 more
doaj   +1 more source

A Simple and Effective Model for Predicting the Thermal Energy Requirements of Greenhouses in Europe

open access: yesEnergies, 2023
In this paper, a simple model is proposed for predicting the thermal energy requirements of greenhouses in Europe. The model estimates the annual heating requirements and the maximum required heating power, along with the corresponding heating and zero ...
Anna-Maria N. Dimitropoulou   +2 more
doaj   +1 more source

Cogeneration Economics for Greenhouses in Europe

open access: yesEnergies, 2020
Cogeneration is a cost-effective technology, and modern greenhouses are considered one of the best applications for it due to their energy intensity.
Kalliopi Tataraki   +3 more
doaj   +1 more source

Effect of ethyl acetate addition on phase stability, octane number and volatility criteria of ethanol-gasoline blends

open access: yesEgyptian Journal of Petroleum, 2018
Blending ethanol in gasoline causes problems related to volatility and phase stability of the fuel blends. Ethanol is completely miscible with water so it has high affinity to water that may be present in storage tanks or that formed due to humidity ...
Manal Amine   +3 more
doaj   +1 more source

Quantum Dot Conjugated Magnetic Nanoparticles for Targeted Drug Delivery and Imaging

open access: yesNano Biomedicine and Engineering, 2016
Nanotechnology is being increasingly applied for developing drug delivery options for specific treatments. Magnetic nanoparticles have drawn attention as drug delivery vehicles due to their stability, biocompatibility and ability to be non-invasively ...
Indu Venugopal   +4 more
doaj   +1 more source

Analysis of the dislocation activity of Mg–Zn–Y alloy using synchrotron radiation under tensile loading

open access: yesJournal of Synchrotron Radiation, 2023
An understanding of deformation behavior and texture development is crucial for the formability improvement of Mg alloys. X-ray line profile analysis using the convolutional multiple whole profile (CMWP) fitting method allows the experimental ...
Changwan Ha   +5 more
doaj   +1 more source

Home - About - Disclaimer - Privacy