Results 61 to 70 of about 1,133 (187)

Entropy generation analysis of electrodialysis [PDF]

open access: yes, 2017
Electrodialysis (ED) is a desalination technology with many applications. In order to better understand how the energetic performance of this technology can be improved, the various losses in the system should be quantified and characterized. This can be
Chehayeb, Karim Malek, Lienhard, John H.
core   +1 more source

A novel integrated platform enabling simultaneous microextraction and chemical analysis on-chip [PDF]

open access: yes, 2023
Altres ajuts: acords transformatius de la UABThe nature and size of biological, pharmaceutical or environmental analytes complicates their extraction and detection outside of laboratories and near the site of interest by the current chromatographic ...
Giménez-Gómez, Pablo   +6 more
core   +1 more source

Метод аналитического исследования автоволновых процессов в слабопроводящих и проводящих жидкостях

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki
В статье проведено математическое моделирование автоволн в слабопроводящей жидкости (ферроколлоиде) и в проводящей жидкости (растворе соли) с учетом перезарядки ионов в областях пространственного заряда в виде краевой задачи для нестационарной системы ...
Коваленко, С.А.   +3 more
doaj   +1 more source

Electromembrane Extraction for Multiclass Pesticide Assessment in Soil Matrices: Sustainable Analytical Insights

open access: yesAnalysis &Sensing, Volume 6, Issue 2, March 2026.
The U‐shaped electromembrane extraction with liquid chromatography‐mass spectrometry enables rapid multiclass pesticide screening in soil. The 15 min, low‐solvent workflow achieves high recoveries and robust linearity, while AGREEprep and GAPI assessments highlight a greener profile compared to literature reports, which represents a smart strategy for ...
Rafael O. Martins   +9 more
wiley   +1 more source

Real‐time quality and safety monitoring of fruit juice using paper‐based platform

open access: yesFood Biomacromolecules, Volume 3, Issue 1, Page 140-162, March 2026.
Schematic illustration of a paper‐based biosensor for rapid detection of fruit juice spoilage. Abstract Food spoilage and safety concerns still remain critically challenging within the fruit juice industry, especially as conventional detection methods, though precise, are often too time‐consuming, costly, and reliant on centralized laboratories.
Priti Das   +4 more
wiley   +1 more source

Chitosan tailor-made membranes as biopolymeric support for electromembrane extraction [PDF]

open access: yes, 2019
El período de embargo ha expirado ya al ser del año 2019A chitosan membrane composed by 60% (w/w) chitosan and 40% (w/w) Aliquat®336 has been proposed as a new biopolymeric support for electromembrane extraction. The new support has been characterized by
Bello López, Miguel Ángel   +3 more
core   +1 more source

Theory of voltammetry in charged porous media

open access: yes, 2018
We couple the Leaky Membrane Model, which describes the diffusion and electromigration of ions in a homogenized porous medium of fixed background charge, with Butler-Volmer reaction kinetics for flat electrodes separated by such a medium in a simple ...
Bazant, Martin Z., Khoo, Edwin
core   +1 more source

Complexation-mediated electromembrane extraction of highly polar basic drugs—a fundamental study with catecholamines in urine as model system [PDF]

open access: yesAnalytical and Bioanalytical Chemistry, 2017
Complexation-mediated electromembrane extraction (EME) of highly polar basic drugs (log P 
Fernández Martínez, Elena   +5 more
openaire   +3 more sources

Recent Developments in Capillary and Microchip Electroseparations of Peptides (2023–mid 2025)

open access: yesELECTROPHORESIS, Volume 47, Issue 1, Page 106-136, January 2026.
ABSTRACT This review presents a comprehensive overview of the developments and applications of high‐performance capillary and microchip electromigration methods (zone electrophoresis in a free solution or in sieving media, isotachophoresis, isoelectric focusing, affinity electrophoresis, electrokinetic chromatography, and electrochromatography) for ...
Václav Kašička
wiley   +1 more source

Regular and stochastic behavior of Parkinsonian pathological tremor signals

open access: yes, 2006
Regular and stochastic behavior in the time series of Parkinsonian pathological tremor velocity is studied on the basis of the statistical theory of discrete non-Markov stochastic processes and flicker-noise spectroscopy.
Babloyantz   +67 more
core   +1 more source

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