Field flow fractionation techniques to explore the “nano-world”
Sign Up to like & getrecommendations! Published in 2017 at "Analytical and Bioanalytical Chemistry"
DOI: 10.1007/s00216-017-0180-6
Abstract: Field flow fractionation (FFF) techniques are used to successfully characterize several nanomaterials by sizing nano-entities and producing information about the aggregation/agglomeration state of nanoparticles. By coupling FFF techniques to specific detectors, researchers can determine particle-size… read more here.
Keywords: fff; fff techniques; field flow; flow fractionation ... See more keywords
Detection of nanoplastics in food by asymmetric flow field-flow fractionation coupled to multi-angle light scattering: possibilities, challenges and analytical limitations
Sign Up to like & getrecommendations! Published in 2018 at "Analytical and Bioanalytical Chemistry"
DOI: 10.1007/s00216-018-0919-8
Abstract: AbstractWe tested the suitability of asymmetric flow field-flow fractionation (AF4) coupled to multi-angle light scattering (MALS) for detection of nanoplastics in fish. A homogenized fish sample was spiked with 100 nm polystyrene nanoparticles (PSNPs) (1.3 mg/g fish).… read more here.
Keywords: detection; detection nanoplastics; asymmetric flow; flow field ... See more keywords
Recovery, overloading, and protein interactions in asymmetrical flow field-flow fractionation
Sign Up to like & getrecommendations! Published in 2019 at "Analytical and Bioanalytical Chemistry"
DOI: 10.1007/s00216-019-01673-w
Abstract: AbstractIn asymmetrical flow field-flow fractionation (AF4), similar to other separation techniques, mass recovery and overloading require special attention in order to obtain quantitative results. We conducted a systematic study with five globular proteins of different… read more here.
Keywords: chemistry; flow fractionation; asymmetrical flow; recovery overloading ... See more keywords
Investigation of lipidomic perturbations in oxidatively stressed subcellular organelles and exosomes by asymmetrical flow field-flow fractionation and nanoflow ultrahigh performance liquid chromatography-tandem mass spectrometry.
Sign Up to like & getrecommendations! Published in 2019 at "Analytica chimica acta"
DOI: 10.1016/j.aca.2019.04.069
Abstract: We investigated the effect of oxidative stress (OS) on lipidomic perturbations in the subcellular fractions and exosomes of human embryonic kidney (HEK) 293 cells using asymmetrical flow field-flow fractionation (AF4) and nanoflow ultrahigh performance liquid chromatography-electrospray… read more here.
Keywords: flow fractionation; flow field; field flow; asymmetrical flow ... See more keywords
Combining centrifugal and flow field-flow fractionation with ICPAES to characterize the size and elemental composition of soil clay minerals
Sign Up to like & getrecommendations! Published in 2020 at "Applied Clay Science"
DOI: 10.1016/j.clay.2020.105705
Abstract: Abstract In this work a method was developed for determining the mass and element-based size distributions of submicron sized soil particles. The method used field-flow fractionation (FFF) to separate the particles and inline UV and… read more here.
Keywords: flow fractionation; size; icpaes; soil ... See more keywords
Hollow-fiber flow field-flow fractionation and multi-angle light scattering as a new analytical solution for quality control in pharmaceutical nanotechnology
Sign Up to like & getrecommendations! Published in 2018 at "Microchemical Journal"
DOI: 10.1016/j.microc.2016.12.015
Abstract: Abstract The rapid development of nanoproducts in pharmaceutical field highlights the need for robust analytical methods to ensure their quality and stability. Nanoparticles of different nature and composition (NPs) are employed for many purposes, such… read more here.
Keywords: nanotechnology; quality control; quality; field flow ... See more keywords
Continuous asymmetrical flow field-flow fractionation for the purification of proteins and nanoparticles
Sign Up to like & getrecommendations! Published in 2020 at "Separation and Purification Technology"
DOI: 10.1016/j.seppur.2020.116744
Abstract: Abstract We present a novel continuous two-dimensional asymmetrical flow field-flow fractionation (2D-AF4) system that is able to fractionate a feed solution of nano-sized solutes (e.g., proteins, nanoparticles) according to their size in aqueous solvents. The… read more here.
Keywords: fractionation; flow; flow fractionation; asymmetrical flow ... See more keywords
Size Separation of Exosomes and Microvesicles Using Flow Field-Flow Fractionation/Multiangle Light Scattering and Lipidomic Comparison.
Sign Up to like & getrecommendations! Published in 2022 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.2c00806
Abstract: Extracellular vesicles (EVs) are cell-derived membrane-bound particles, including exosomes and microvesicles that differ in cellular origin, content, and lipid composition. This study reports that exosomes and microvesicles can be simultaneously separated by size using flow… read more here.
Keywords: flow field; field flow; exosomes microvesicles; using flow ... See more keywords
Circular Geometry in Molecular Stream Separation to Facilitate Nonorthogonal Field-to-Flow Orientation.
Sign Up to like & getrecommendations! Published in 2022 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.2c01829
Abstract: Molecular stream separation (MSS) is a promising complement for continuous-flow synthesis. MSS is driven by forces exerted on molecules by a field applied at an angle to the stream-carrying flow. MSS has only been performed… read more here.
Keywords: field flow; geometry; cfe; field ... See more keywords
Flow Field-Flow Fractionation with a Thickness-Tapered Channel.
Sign Up to like & getrecommendations! Published in 2022 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.2c03503
Abstract: This study introduces the thickness-tapered channel design for flow field-flow fractionation (FlFFF) for the first time. In this design, the channel thickness linearly decreases along the channel axis such that the flow velocity increases down… read more here.
Keywords: tapered channel; field flow; thickness; thickness tapered ... See more keywords
Characterizing Non-covalent Protein Complexes Using Asymmetrical Flow Field-Flow Fractionation On-Line Coupled to Native Mass Spectrometry
Sign Up to like & getrecommendations! Published in 2023 at "Analytical Chemistry"
DOI: 10.1021/acs.analchem.2c05049
Abstract: We report an online analytical platform based on the coupling of asymmetrical flow field-flow fractionation (AF4) and native mass spectrometry (nMS) in parallel with UV-absorbance, multi-angle light scattering (MALS), and differential-refractive-index (UV–MALS–dRI) detectors to elucidate… read more here.
Keywords: flow field; field flow; native mass; mass spectrometry ... See more keywords