Results 41 to 50 of about 690,893 (337)

Seasonal and site-specific variation in vapour and aerosol phase PAHs over Flanders (Belgium) and their relation with anthropogenic activities [PDF]

open access: yes, 2005
Peer ...
Bencs, L.   +8 more
core   +1 more source

Copper‐based Materials for Photo and Electrocatalytic Process: Advancing Renewable Energy and Environmental Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cu‐based catalysts as a cornerstone in advancing sustainable energy technologies are fully reviewed in this manuscript, highlighting their potential in photo‐ and electrocatalysis. It includes metallic copper, copper oxides, copper sulfides, copper halide perovskites, copper‐based metal–organic frameworks (MOFs), and covalent organic frameworks (COFs),
Jéssica C. de Almeida   +16 more
wiley   +1 more source

Antibacterial and Antimycotic Properties of Granular Carbon Sorbents Modified With Lactic Acid Oligomers

open access: yesАнтибиотики и Химиотерапия, 2020
Results of the microbiological bench testing of antibacterial and antimycotic activity of the carbon sorbents modified with lactic acid oligomers are presented.
L. G. P'yanova   +5 more
doaj  

Studies on hepatotoxicity induced by chlorinated hydrocarbons. II. Lipid metabolism and absorption spectrum of microsomal lipid in the mice exposed to 1, 1, 2, 2-tetrachloroethane [PDF]

open access: yes, 1970
Female Cb mice weighing 20-23 g were exposed to 800 ppm (in average) of 1, I, 2, 2.tetrachloroethane for 3 hours. Both triglyceride and phospholipid in the liver and plasma were determined at varying times after the exposure.
Tomokuni, Katsumaro
core   +1 more source

Rational Fine‐Tuning of MOF Pore Metrics: Enhanced SO2 Capture and Sensing with Optimal Multi‐Site Interactions

open access: yesAdvanced Functional Materials, EarlyView.
A pore tuning strategy to amplify the multi‐site MOF‐SO2 interactions is proposed to achieve an enhanced trace SO2 capture and chemiresistive sensing in highly stable isostructural DMOFs by annelating benzene rings. This work provides a facile strategy to achieve tailor‐made stable MOF materials for specific multifunctional applications.
Shanghua Xing   +9 more
wiley   +1 more source

Software for CO2 Storage in Natural Gas Reservoirs

open access: yesEnergies
The paper presents a simulation-based approach for optimizing CO2 injection into depleted gas reservoirs, with the goal of enhancing underground CO2 storage.
Cristian Nicolae Eparu   +7 more
doaj   +1 more source

Numerical study of parameters affecting pressure drop of power-law fluid in horizontal annulus for laminar and turbulent flows

open access: yesJournal of Petroleum Exploration and Production Technology, 2019
Efficient hydraulics program of oil and gas wells has a crucial role for the optimization of drilling process. In the present paper, a numerical study of power-law fluid flow through concentric (E = 0.0) and eccentric annulus (E = 0.3, E = 0.6 and E = 0 ...
Hicham Ferroudji   +3 more
doaj   +1 more source

Neural feedback linearization adaptive control for affine nonlinear systems based on neural network estimator [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2011
In this work, we introduce an adaptive neural network controller for a class of nonlinear systems. The approach uses two Radial Basis Functions, RBF networks.
Bahita Mohamed, Belarbi Khaled
doaj   +1 more source

A new empirical model for enhancing well log permeability prediction, using nonlinear regression method: Case study from Hassi-Berkine oil field reservoir – Algeria

open access: yesJournal of King Saud University: Engineering Sciences, 2021
The reservoir permeability (K) factor is the key parameter for reservoir characterization. This parameter is considered as a determinant reservoir quality index.
H.E. Belhouchet   +4 more
doaj   +1 more source

Light‐Controlled Reversible Coassembly of Hybrid Functional Nanostructures

open access: yesAdvanced Functional Materials, EarlyView.
Light‐responsive hybrid nanostructures are formed by coassembling azobenzene‐ and PAH‐functionalized nanoparticles through reversible an tunable π interactions. The system enables tunable coupling between distinct components such as gold and magnetite or carbon nanotubes, producing switchable optical and magnetic properties under light and magnetic ...
Michal Sawczyk   +5 more
wiley   +1 more source

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