Results 21 to 30 of about 2,788,214 (253)

Experimental Evidence for Colloid-Facilitated Transport of Plutonium [PDF]

open access: yes, 2014
Colloid-facilitated transport of the actinides has been observed previously in the field on the kilometer scale. The objective of this work is to investigate the mechanisms of colloid-facilitated transport with controlled settings and conditions.
Emerson, Hilary
core   +1 more source

Adsorption, transformation, and colloid-facilitated transport of nano-zero-valent iron in soils

open access: yesEnvironmental Pollutants & Bioavailability, 2019
Because of its unique reductive properties, nanoscale zero-valent iron (NZVI) has been widely used in soil and groundwater remediation. It is crucial to understand the fate of NZVI in soils.
Shugang Zhang   +5 more
doaj   +1 more source

Kaolinite and Cd2+ Transport and Interaction in Sand Media: Batch and Column Experiments

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2016
Batch sorption and column transport experiments were used to investigate kaolinite colloids and Cd(II) ions (Cd2+) co-transport in water-saturated sand media.
Rakkreat Wikiniyadhanee   +2 more
doaj   +1 more source

Transport and Deposition of Variably Charged Soil Colloids in Saturated Porous Media

open access: yesVadose Zone Journal, 2011
A series of column experiments was conducted to investigate the transport and deposition of variably charged colloids in saturated porous media. Soil colloids with diameters
Anu Sharma   +4 more
doaj   +1 more source

Colloid-facilitated tracer transport by steady random ground-water flow

open access: yes, 2000
We study the transport of reactive solute in a three-phase system (water-solid matrix-colloids) in natural porous media. Semianalytical (integral) solutions are derived for the first time, which can be used for computing expected concentration, mass flux,
V. Cvetkovic, Cvetkovic, Vladimir,
core   +1 more source

Environmental Fate and Remediation of Heavy Metals: A mini review [PDF]

open access: yesPollution
Heavy metal contamination in soil and water has emerged as a pressing global concern due to its persistence, bioaccumulative potential, and severe ecotoxicological impacts.
SA Marathaka Rani, M Kamaraj, J Aravind
doaj   +1 more source

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

Evaluating the involvement of autolysosomes in the nuclear translocation of fluorescent proteins

open access: yesFEBS Open Bio, EarlyView.
Endogenously expressed fluorescent proteins can be degraded by autophagy and transported to cell nuclei via the nuclear pore complex. But in some cell lines, for example, HeLa cells which are positive for immunoreactivity of a receptor ligand, such as UCN I, in cell nuclei, fusion of autolysosome with the nuclear envelope is involved in the nuclear ...
Keiichi Ikeda
wiley   +1 more source

A Synthetic DNA Labeling Approach for High‐Resolution Characterization of Mixed‐Size Colloid Transport in Porous Media

open access: yesGeophysical Research Letters
Both UV spectrophotometry and dynamic light scattering techniques present substantial limitations in characterizing mixed colloid size distributions, challenging their transport studies.
Changxi Wang   +6 more
doaj   +1 more source

Adenosine triphosphate as a modulator of protein interactions and stability

open access: yesFEBS Open Bio, EarlyView.
ATP is best known as the cell's energy currency, but it also shapes how proteins fold, interact, aggregate and form biomolecular condensates. This review explains the emerging physical principles behind these effects, including weak binding to charged protein regions, magnesium‐dependent behaviour and concentration‐dependent control of protein ...
Shuyuan Tan, Robin Curtis
wiley   +1 more source

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