Results 41 to 50 of about 126,874 (307)

Formation and stability of NOM-Mn(III) colloids in aquatic environments.

open access: yesWater Research, 2019
Soluble Mn(III) species stabilized by natural organic matter (NOM) plays a crucial role in a number of biogeochemical processes. To date, current understanding of these phenomena has been primarily concerned on the occurrence and chemistry of soluble NOM-
Qianqian Li   +6 more
semanticscholar   +1 more source

Synthetic phosphoethanolamine-modified oligosaccharides reveal the importance of glycan length and substitution in biofilm-inspired assemblies

open access: yesNature Communications, 2022
The phosphoethanolamine modified cellulose in E. colibiofilms has revealed that polysaccharide functionalization alters the biofilm properties. Here, the authors show a model system to explore the role of phosphoethanolamine and other unnatural ...
Theodore Tyrikos-Ergas   +6 more
doaj   +1 more source

Capillary Assembly of Colloids: Interactions on Planar and Curved Interfaces [PDF]

open access: yes, 2017
In directed assembly, small building blocks are assembled into an organized structure under the influence of guiding fields. Capillary interactions provide a versatile route for structure formation.
I. B. Liu, Nima Sharifi-Mood, K. Stebe
semanticscholar   +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

Influence of Soil Colloids on Ni Adsorption and Transport in the Saturated Porous Media: Effects of pH, Ionic Strength, and Humic Acid

open access: yesApplied Sciences, 2022
Natural colloids are widely distributed in soil and groundwater. Due to their specific characteristics, colloids can actively involve various transport contaminants, resulting in a complicated fate and the transport of heavy metals to the environment ...
Zhanxi Wei   +8 more
doaj   +1 more source

ATP13A2 is involved in intracellular polyamine transport in lung epithelial cells

open access: yesFEBS Open Bio, EarlyView.
Spermidine transport in lung epithelial cells involves the polyamine transporter ATP13A2. Cell proliferation is associated with the upregulation of ATP13A2. Polyamines are present in all living cells and are implicated in various crucial cellular processes such as proliferation, apoptosis and autophagy.
Yuta Hatori   +8 more
wiley   +1 more source

Changes in Immune‐Inflammation Status and Acute Ischemic Stroke Prognosis in Prospective Cohort

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Inflammation is a critical risk factor for poor outcomes in cerebral infarction. Prior studies focused primarily on baseline inflammation status, neglecting dynamic longitudinal changes. We try to investigate the association between immune‐inflammation status alterations and stroke prognosis, and evaluated three systemic biomarkers'
Songfang Chen   +11 more
wiley   +1 more source

The Impact of High‐Productivity Processing on the Fatigue Failure of an Additive Manufactured Superalloy HAYNES 282

open access: yesAdvanced Engineering Materials, EarlyView.
The low cycle fatigue life of additive manufactured HAYNES® 282® superalloy was investigated for conventional and high‐productivity processing: samples of the former lasted 1400–1700 cycles, while samples of the latter failed at ~ 1200 cycles, at 760 °C and 1% strain.
Abdul Shaafi Shaikh   +3 more
wiley   +1 more source

Size-dependent mobility of soil colloids and associated organic carbon loading capacity following stepwise decreases in redox potential

open access: yesGeoderma
Release and transport of organic carbon (OC), a large portion of which is complexed with mineral colloids, can lead to long-term C sequestration. However, the role of mobile colloids in carbon cycling is not well understood.
Weila Li   +3 more
doaj   +1 more source

Dichloromethylation of enones by carbon nitride photocatalysis

open access: yesNature Communications, 2020
Long-lived carbon nitride radicals have been used in several photocatalytic reactions. Herein, long-lived potassium poly(heptazine imide) radicals enable synthesis of γ,γ-dichloroketones from enones by addition of CHCl2 moiety, generated from chloroform,
Stefano Mazzanti   +4 more
doaj   +1 more source

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