Results 31 to 40 of about 21,949 (310)

Accurate separation and recovery of humic substances from landfill leachate concentrate by triethanolamine-based loose nanofiltration membranes

open access: yesAdvanced Membranes
The treatment of landfill leachate concentrate poses significant environmental challenges, particularly in the separation and recovery of valuable humic substances from high salt concentrations.
Shihang Wei   +7 more
doaj   +1 more source

Investigation of Analysis Methods For Detection of Humic Substances Within Leonardite [PDF]

open access: yesInternational Journal of Economic and Environment Geology, 2018
Leonardite is a lignite form, which has undergone oxidation at high rate during the carbonization process. It has economic value because it contains humic substances at high rate.
Ömer Canıeren   +2 more
doaj  

Electro‐Active Polymer Actuated Microfiltration Membranes: Design, Performance, and Particle Dynamics

open access: yesAdvanced Functional Materials, EarlyView.
The concept of foulant particle manipulation and detachment from active microfiltration membranes via voltage‐driven vibrations is introduced. Actuator components are initially integrated onto the filtration membranes using an airbrush spray printing technique.
Irem Gurbuz, Hanieh Bazyar, Andres Hunt
wiley   +1 more source

Preheating Behaviors of Iron Ore Pellets with Humic Substance-Based Binder

open access: yesMetals, 2022
Humic substance-based binder (HB) has been found to be an effective substitution for bentonite in the production of iron ore pellets. In this study, it was found that the preheating time needed to be prolonged during the pelletization processing which is
Feiyu Meng   +6 more
doaj   +1 more source

Thermofractography of humic substances [PDF]

open access: yesJournal of Thermal Analysis, 1979
7 pages, 1 figure, 2 tables, 19 references. Thermofractography (TF) has been applied to humic and fulvic acids from four different soil types. Among the thermal products, 3,5-dihydroxybenzoic acid, catechol, 5-hydroxymethylfurfural, vanillin, phenol, furfural, guaiacol and indole were identified.
González-Vila, Francisco Javier   +3 more
openaire   +2 more sources

Effect of cytostatic drugs on the sludge and on the mixed liquor characteristics of a cross-flow membrane bioreactor: Consequence on the process [PDF]

open access: yes, 2010
The influence of cyclophosphamide and its principal metabolites (CPs) on the physicochemical properties of the mixed liquor of a cross-flow membrane bioreactor and the consequences for membrane fouling were investigated.
Albasi, Claire   +5 more
core   +2 more sources

Extensive Review of Materials for Next‐Generation Transparent Batteries and Their Design Strategies

open access: yesAdvanced Functional Materials, EarlyView.
Review explores emerging materials and design strategies for transparent batteries, examining electrodes, electrolytes, separators, and device architectures optimized for high electrochemical performance, mechanical flexibility, and optical transparency.
Atul Kumar Mishra   +5 more
wiley   +1 more source

Stability of salts and complexes of humic acids [PDF]

open access: yes, 2009
Základem práce je studium vlivu přítomnosti kovů inkorporovaných do struktury huminových látek při tepelné zátěži za přítomnosti vzdušného kyslíku.
Nováčková, Kristýna
core  

Hydropyrolysis: implications for radiocarbon pre-treatment and characterization of Black Carbon [PDF]

open access: yes, 2010
Charcoal is the result of natural and anthropogenic burning events, when biomass is exposed to elevated temperatures under conditions of restricted oxygen.
Apperley, D.C.   +8 more
core   +3 more sources

Biomimetic Ion‐Orchestrated Hierarchical Armored Hydrogel Coating for Robust and Multifunctional Surface Protection

open access: yesAdvanced Functional Materials, EarlyView.
Inspired by the skin‐toughening mechanism of marine sponges, an ion‐orchestrated structural engineering strategy is proposed to regulate the surface microstructure of hydrogel coatings, enabling the in situ formation of a robust armor layer that enhances mechanical integrity and provides multifunctional protection by suppressing fouling attachment and ...
Wenshuai Yang   +11 more
wiley   +1 more source

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