Results 101 to 110 of about 116,799 (307)

Ionic Precursors Transformed Into Vinyl Acetate Synthesis Catalyst via Reaction‐Driven Restructuring

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates that a simple physical mixture of Pd and Au ionic precursors, KOAc promoter, and SiO2 support can transform into a highly active vinyl acetate synthesis catalyst through reaction‐driven restructuring. The results highlight reaction‐induced restructuring as an innovative and sustainable catalyst design strategy.
Byeong Jun Cha   +11 more
wiley   +1 more source

Activated Carbon/MnO2 Composite as Uranium Adsorbent in Solution

open access: yesCHEESA
This research aimed to make an adsorbent from activated carbon/MnO2 (AC/MnO2) composite and examine its characteristics, adsorption capacity, and mechanism for uranyl ions.
Nita Anjarsari   +3 more
doaj   +1 more source

Investigation of Nitrate Adsorption Isotherms by Iron (III) and Zinc-coated Biochars Using Ultrasonic [PDF]

open access: yesمجله آب و خاک
Introduction The rapid growth and development of urban communities, coupled with the increased industrial and economic activities in recent years, have led to the production and release of various pollutants into the environment.
M.R. Alashti   +3 more
doaj   +1 more source

Novel exploitation of Dubinin-Astakhov theory in sorption reactor design for refrigeration and heat pumps applications [PDF]

open access: yes
This paper describes novel methodology that is based on a single given adsorbent-refrigerant pair characteristic (example activated carbon 208C–Ammonia pair) leading to the characterization of the same adsorbent (activated carbon 208C) with various ...
Tamainot-Telto, Zacharie
core  

Monolithic Oxidation Enables Ultrathin Vertically Graded Tantalum Oxide for Low‐Voltage, Low‐Variability Memristive Switching

open access: yesAdvanced Functional Materials, EarlyView.
Monolithic UV‐ozone oxidation of Ta forms an ultrathin Ta2O5/TaOx bilayer enabling resistive switching with a vertical defect gradient. A stoichiometric surface layer over an oxygen‐deficient sublayer promotes localized filament nucleation near the top interface, enabling low‐voltage operation, and reduced cycle‐to‐cycle variability.
Seunghoon Yang   +11 more
wiley   +1 more source

Bio‐Derived Polyelectrolyte Additive–Induced Interfacial Ion‐Diffusion Barriers for Nonvolatile Organic Artificial Synapses

open access: yesAdvanced Functional Materials, EarlyView.
Sodium alginate regulates interfacial ion transport and retention in electrolyte‐gated synaptic transistors. The carboxylate‐rich polymeric network forms a dynamic interfacial ion‐diffusion barrier that facilitates ion injection during programming while suppressing ion back‐diffusion, thereby stabilizing the electrochemically doped channel state.
Chaeyeon Han   +6 more
wiley   +1 more source

CHARACTERIZATION OF BEAN HUSK-BASED ADSORBENT [PDF]

open access: yes, 2022
The discharge of dyes is one of the major water pollution which can cause severe damage to both human beings and animal. Hence, the need for treatment of wastewater containing dyes.
Olowosaga, F.   +5 more
core  

Functionalizing Micro‐to‐Mesoscopic Electrode Architectures for Regulating Electron Transfer Behaviors in Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
A systematic review is conducted to assess the influence of electrode architecture across micro‐ to mesoscopic length scales on electron‐transfer pathways in electrocatalysis. We discuss the structure‐activity relationships in electrocatalytic applications, including resource recovery and environmental remediation, and provide cost‐effective, efficient
Manshu Zhao   +6 more
wiley   +1 more source

An integrated photosensitizing/adsorbent material for the removal of triclosan from water samples

open access: yes, 2020
Triclosan, a recalcitrant micropollutant linked to antimicrobial resistance, is not completely eliminated during wastewater treatment, reason why it has become ubiquitous, causing serious environmental problems.
García Fresnadillo, David   +1 more
core   +1 more source

Conformational Switching of Proteins on Material Surfaces Enabled by Peptide‐Oriented Adsorption

open access: yesAdvanced Functional Materials, EarlyView.
Responsive biointerfaces could be achieved using conformationally responsive proteins; however, their interconversion can be lost upon surface adsorption. Herein, we demonstrate that the incorporation a Au binding peptide into calmodulin allows for binding control on Au wherein the protein retains conformational switching. This capability was confirmed
Sakthirupini Ramamurthy   +7 more
wiley   +1 more source

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