Results 51 to 60 of about 8,712 (222)

A High‐Efficiency Yet Sustainable Fresh‐Keeping Strategy Inspired by Calyx of Physalis peruviana

open access: yesExploration, EarlyView.
This study presents a sprayable, calyx‐inspired food wrap engineered for safety and sustainability using handheld electrospraying. The wrap forms a health‐critical protective barrier with high antiviral and antibacterial efficacy, excellent breathability, and long‐term fresh‐keeping performance.
Yue Zhao   +17 more
wiley   +1 more source

Extraction of V(V) and Cr(VI) from aqueous solution using primary amine extractants: extraction mechanism and oxidation of extractants

open access: yes, 2018
The extraction mechanism and the oxidation of extractants are essential to optimize the extraction process. To investigate the two problems for selective extraction of V(V) and Cr(VI), the extraction complexes of V(V) and Cr(VI) formed in the process of ...
Ning, Pengge   +4 more
core   +1 more source

Achieving sustainable and durable concrete using high‐volume SiO2: Engineering properties, environmental and economic benefits

open access: yesStructural Concrete, EarlyView.
Abstract This study explores the potential of high‐volume amorphous silica (SiO2) replacement for ordinary Portland cement (OPC) in concrete to reduce carbon emissions. Amorphous SiO2, such as silica fume (SF) and CO2 mineralization‐produced Si‐rich gel, offers superior properties to concrete but is under‐researched for its use in concrete with high ...
Xinlin Ji, Lijie Chen, R. K. L. Su
wiley   +1 more source

Some BIS(Dialkylphosphinyl)-methanes as solvent extractants [PDF]

open access: yes, 1964
An extensive review of some of the more important neutral organophosphorus compounds as solvent extractants was given. The compounds included were tri-n-butyl phosphate, TBP, tri-n-octylphosphine oxide, TOPO, tris (2 -ethylhexyl)phosphine oxide, TEHPO ...
Banks, C.   +3 more
core   +1 more source

Anaerobic Attenuation of Diisopropyl Ether (DIPE) in Groundwater: Kinetics and Implications for Monitored Natural Attenuation

open access: yesGroundwater Monitoring &Remediation, EarlyView.
Abstract Diisopropyl ether (DIPE) is a branched ether used as a solvent, extractant, and gasoline additive. While aerobic biodegradation of DIPE has been documented, attenuation under anaerobic conditions (typical of groundwater impacted by petroleum hydrocarbons and fuel oxygenates) remains poorly constrained.
Sandra Dworatzek   +11 more
wiley   +1 more source

Synthèse d'agents extractants organophosphores sous irradiations micro-ondes. séparation d'agents extractants amines (octylamines), carcterisation et application d'acides diphosphoniques a l'extraction liquide-liquide. [PDF]

open access: yes, 2014
Synthèse d'agents extractants organophosphores sous irradiations micro-ondes. séparation d'agents extractants amines (octylamines), carcterisation et application d'acides diphosphoniques a l'extraction liquide ...
Abdelhamid, Elias
core  

Sediment Phosphorus Extractants for Phosphorus‐31 Nuclear Magnetic Resonance Analysis

open access: yes, 2007
The influence of pre-extractant, extractant, and post-extractant on total extracted amounts of P and organic P compound groups measured with 31P nuclear magnetic resonance (31P-NMR) in lacustrine sediment was examined.
Gogoll, Adolf,   +16 more
core   +1 more source

Evaluation of extractants for estimation of the phytoavailable trace metals in soils [PDF]

open access: yes, 2007
Despite its environmental (and financial) importance, there is no agreement in the literature as to which extractant most accurately estimates the phytoavailability of trace metals in soils.
Kopittke, Peter M.   +2 more
core   +1 more source

Assessment of Several Extractants for the Determination of Fe Availability to Corn (Zea mays L.) and its Critical Level in Some Calcareous Soils

open access: yesعلوم آب و خاک, 2021
Iron (Fe) is an essential micronutrient for plants and its deficiency occurs in calcareous soils. However, a suitable extractant for the estimation of plant-available Fe and its critical level in calcareous soils depends on the type of soil and plant ...
H. Motaghian   +2 more
doaj  

Scaling‐Up Vanadium Redox Flow Batteries: From Lab‐Scale Flow Cells to Application Stacks

open access: yesAdvanced Chemical Engineering, Volume 1, Issue 2, December 2026.
The transition of vanadium redox flow batteries (VRFBs) from laboratory cells to practical stacks encounters integrated limitations in key components. This review emphasizes component‐level optimization and engineering considerations for electrodes, electrolytes, membranes, and flow fields. Critical trade‐offs among different metrics across large‐scale
Xin Long   +6 more
wiley   +1 more source

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