Results 1 to 10 of about 922,213 (305)

Power Production from Produced Waters via Reverse Electrodialysis: A Preliminary Assessment

open access: yesEnergies, 2022
Wastewaters generated by crude oil extraction processes, called “produced waters” (PWs), are complex solutions that contain organic compounds, mainly hydrocarbons, and often exhibit high salinity. The large amounts of PWs represent a global issue because
Alessandro Cosenza   +6 more
doaj   +1 more source

Bench-Scale Membrane Reactor for Methylcyclohexane Dehydrogenation Using Silica Membrane Module

open access: yesMembranes, 2021
Methylcyclohexane-toluene system is one of the most promising methods for hydrogen transport/storage. The methylcyclohexane dehydrogenation can be exceeded by the equilibrium conversion using membrane reactor.
Masahiro Seshimo   +6 more
doaj   +1 more source

Sustainable and green polylactic acid-based membrane embedded with self-assembled positively charged f-MWCNTs/GO nanohybrids for the removal of nutrients from wastewater

open access: yesnpj Clean Water, 2022
In this study, the synthesis, and chemical-physical characterization of self-assembled positively charged multi-walled carbon nanotubes/graphene oxide (f-MWCNTs)/(GO)-nanohybrids into adsorptive PLA-based membranes were investigated.
Lobna Nassar   +6 more
doaj   +1 more source

Surface decoration of bis-aminosilane cross-linked multiwall carbon nanotube ultrafiltration membrane for fast and efficient heavy metal removal

open access: yesnpj Clean Water, 2022
Heavy metals (HMs) are highly toxic water pollutants abundant in industrial wastewater. Herein, a bis[3-(trimethoxysilyl)propyl]amine (BTMSPA) cross-linked multiwalled carbon nanotube (MWCNT) nanomaterial (CQACNT) was synthesized by silanization of MWCNT-
Ravi P. Pandey   +4 more
doaj   +1 more source

Ultra-high permeable phenine nanotube membranes for water desalination [PDF]

open access: yes, 2022
Nanopore desalination technology hinges on high water-permeable membranes which, at the same time, block ions efficiently. In this study, we consider a recently synthesized [Science 363, 151-155 (2019)] phenine nanotube (PNT) for water desalination ...
Maiti, Prabal K.   +3 more
core   +2 more sources

Upgrading biogas with novel composite carbon molecular sieve (CCMS) membranes: Experimental and techno-economic assessment [PDF]

open access: yes, 2020
The use of biogas as feedstock for hydrogen production was widely proposed in the literature in the last years as a strategy to reduce anthropogenic carbon emissions.
Cechetto, V.   +4 more
core   +1 more source

Variational Mode Decomposition for Raman Spectral Denoising

open access: yesMolecules, 2023
As a fast and non-destructive spectroscopic analysis technique, Raman spectroscopy has been widely applied in chemistry. However, noise is usually unavoidable in Raman spectra. Hence, denoising is an important step before Raman spectral analysis. A novel
Xihui Bian   +4 more
doaj   +1 more source

SARS-CoV-2 detection and inactivation in water and wastewater: review on analytical methods, limitations and future research recommendations

open access: yesEmerging Microbes and Infections, 2023
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has been detected in wastewater. Wastewater-based epidemiology (WBE) is a practical and cost-effective tool for the assessment and controlling of pandemics and probably for examining SARS-CoV-2
Parashuram Kallem   +4 more
doaj   +1 more source

Predicting transdermal fentanyl delivery using physics-based simulations for tailored therapy based on the age

open access: yesDrug Delivery, 2022
Transdermal fentanyl patches are an effective alternative to the sustained release of oral morphine for chronic pain management. Due to the narrow therapeutic range of fentanyl, the concentration of fentanyl in the blood needs to be carefully monitored ...
Flora Bahrami   +2 more
doaj   +1 more source

Molecularly-porous ultrathin membranes for highly selective organic solvent nanofiltration

open access: yesNature Communications, 2020
Engineering thin membranes for molecular separation with well tailored nanoporosity and which can withstand harsh conditions is still a big challenge. Here, the authors introduce a trianglamine macrocycle as a molecular building block for cross-linked ...
Tiefan Huang   +8 more
doaj   +1 more source

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