Results 31 to 40 of about 38,697 (296)

Water-dispersible colloids distribution along an alluvial fan transect in hyper-arid Atacama Desert

Geoderma, 2023
As located in one of the oldest and driest deserts on Earth, soils in the Atacama Desert are greatly affected by atmospheric dust deposited on soil surface and the related fate of water-dispersible colloids (WDCs,
Xiaolei Sun, Simon Matthias May, Wulf Amelung, Ni Tang, Dominik Brill, Franko Arenas-Díaz, Daniel Contreras, Bárbara Fuentes, Roland Bol, Erwin Klumpp   +9 more
doaj   +1 more source

Dealing with the complexity of conjugated and self‐assembled polymer‐nanostructures using field‐flow fractionation

Analytical Science Advances, 2021
Broad diversity and heterogeneity are inherently showcased by both natural and synthetic macromolecular structures. The high application potential for such structures and their combinations calls for novel analytical approaches that allow for ...
Upenyu L. Muza, Susanne Boye, Albena Lederer   +2 more
doaj   +1 more source

Fractionation of Nanoparticle Matter in Red Wines Using Asymmetrical Flow Field-Flow Fractionation. [PDF]

J Agric Food Chem, 2020
The particle matter of wine is mainly composed of wine colloids and macromolecules. The present work develops a methodology using asymmetrical flow field-flow fractionation coupled with multi-angle light scattering, differential refractive index detector,
Osorio-Macías DE, Song D, Thuvander J, Ferrer-Gallego R, Choi J, Peñarrieta JM, Nilsson L, Lee S, Bergenståhl B.   +8 more
europepmc   +2 more sources

The Power of Field-Flow Fractionation in Characterization of Nanoparticles in Drug Delivery

Molecules, 2023
Asymmetric-flow field-flow fractionation (AF4) is a gentle, flexible, and powerful separation technique that is widely utilized for fractionating nanometer-sized analytes, which extend to many emerging nanocarriers for drug delivery, including lipid ...
Juan Bian, Nemal Gobalasingham, Anatolii Purchel, Jessica Lin   +3 more
doaj   +1 more source

Gravitational Field-Flow Fractionation Devices Fabricated via a Hot Embossing/Thermal Bonding Method

Micromachines, 2014
A novel hot embossing/low temperature ethanol solvent bonding method for the fabrication of polymethylmethacrylate (PMMA) field flow fractionation devices has been developed.
Kaijun Yang
doaj   +1 more source

Controlled Disassembly and Purification of Functional Viral Subassemblies Using Asymmetrical Flow Field-Flow Fractionation (AF4)

Viruses, 2018
Viruses protect their genomes by enclosing them into protein capsids that sometimes contain lipid bilayers that either reside above or below the protein layer.
Katri Eskelin, Minna M. Poranen
doaj   +1 more source

Field-Flow Fractionation Analysis of Complex Biological Samples [PDF]

Kemija u Industriji, 2014
Normal analytical methods have difficulties when analysing complex samples containing particles of different size. In the 1960s, a new analytical technique was developed, which was able to overcome those difficulties.
Mijić, I., Madunić, J., Marinć, S:, Cindrić, M.   +3 more
doaj  

Comparison of Miniaturized and Conventional Asymmetrical Flow Field-Flow Fractionation (AF4) Channels for Nanoparticle Separations

Separations, 2017
The performance of a miniaturized channel for the separation of polymer and metal nanoparticles (NP) using Asymmetrical Flow Field-Flow Fractionation (AF4) was investigated and compared with a conventional AF4 system.
Zengchao You, Florian Meier, Steffen Weidner   +2 more
doaj   +1 more source

Application of Af4-Multidetection to Liraglutide in Its Formulation: Preserving and Representing Native Aggregation

Molecules, 2022
Aggregation is among the most critical parameters affecting the pharmacological and safety profile of peptide Active Pharmaceutical Ingredients (APIs).
Valentina Marassi, Marco Macis, Stefano Giordani, Lucia Ferrazzano, Alessandra Tolomelli, Barbara Roda, Andrea Zattoni, Antonio Ricci, Pierluigi Reschiglian, Walter Cabri   +9 more
doaj   +1 more source

Aptamer–Target–Gold Nanoparticle Conjugates for the Quantification of Fumonisin B1

Biosensors, 2021
Fumonisin B1 (FB1), a mycotoxin classified as group 2B hazard, is of high importance due to its abundance and occurrence in varied crops. Conventional methods for detection are sensitive and selective; however, they also convey disadvantages such as long
Vicente Antonio Mirón-Mérida, Yadira González-Espinosa, Mar Collado-González, Yun Yun Gong, Yuan Guo, Francisco M. Goycoolea   +5 more
doaj   +1 more source