Results 51 to 60 of about 2,465,572 (293)

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Determination of l-dopa using electropolymerized 3,3′,3″,3‴-tetraaminophthalocyanatonickel(II) film on glassy carbon electrode

open access: yes, 2007
Electropolymerized film of 3,3′,3″,3‴-tetraaminophthalocyanatonickel(II) (p-NiIITAPc) on glassy carbon (GC) electrode was used for the selective and stable determination of 3,4-dihydroxy-l-phenylalanine (l-dopa) in acetate buffer (pH 4.0) solution.
Abraham John, S., Arumugam , Sivanesan
core   +1 more source

Electrochemical Simultaneous Detection of Paracetamol and 4- aminophenol Based on bis-Schiff Base Cobalt Complex

open access: yesInternational Journal of Electrochemical Science, 2019
A simple and sensitive method was proposed for the simultaneous detection of paracetamol (acetaminophen, PR) and 4-aminophenol (4-AP) based on bis-Schiff bases and their cobalt complexes modified glassy carbon electrode.
Qiuqun Liang   +5 more
doaj   +1 more source

An application of a glassy carbon electrode and a glassy carbon electrode modified with multi-walled carbon nanotubes in electroanalytical determination of oxycarboxin [PDF]

open access: yesIonics, 2018
An electrochemical procedure for the quantitative determination of oxycarboxin at a glassy carbon electrode (GCE) and a glassy carbon electrode modified with multi-walled carbon nanotubes (GCE/MWCNTs) based on square wave adsorptive stripping voltammetry (SWAdSV) is presented for the first time. The effect of an amplitude (ESW), a frequency (f), a step
Andrzej Leniart   +3 more
openaire   +1 more source

Biomass Native Structure Into Functional Carbon‐Based Catalysts for Fenton‐Like Reactions

open access: yesAdvanced Functional Materials, EarlyView.
This study indicates that eight biomasses with 2D flaky and 1D acicular structures influence surface O types, morphology, defects, N doping, sp2 C, and Co nanoparticles loading in three series of carbon, N‐doped carbon, and cobalt/graphitic carbon. This work identifies how these structural factors impact catalytic pathways, enhancing selective electron
Wenjie Tian   +7 more
wiley   +1 more source

Composites of Shellac and Silver Nanowires as Flexible, Biobased, and Corrosion‐Resistant Transparent Conductive Electrodes

open access: yesAdvanced Functional Materials, EarlyView.
Shellac, a centuries‐old natural resin, is reimagined as a green material for flexible electronics. When combined with silver nanowires, shellac films deliver transparency, conductivity, and stability against humidity. These results position shellac as a sustainable alternative to synthetic polymers for transparent conductors in next‐generation ...
Rahaf Nafez Hussein   +4 more
wiley   +1 more source

DNA‐Templated 2D Heterostructures as Phototriggered Dynamic Nanohybrids: From Releasing Molecular Loads to Controlling Enzyme Biocatalytic Function

open access: yesAdvanced Functional Materials, EarlyView.
DNA strands are employed both as dynamic linkers and nanoscale templates for the integration of Ag2S nanoparticles on MoS2, which in turn imparted photothermal responsiveness; this feature permits the selective cargo (fluorophore, quantum dots or an enzyme) release from the MoS2 surface in response to local heat induced by light irradiation.
Kai Chen   +3 more
wiley   +1 more source

Desenvolvimento de eletrodos quimicamente modificados com silsesquioxano para detecção seletiva de isômeros de compostos fenólicos [PDF]

open access: yes, 2014
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas, Programa de Pós-graduação em Química, 2014Neste trabalho, dois diferentes eletrodos quimicamente modificados foram desenvolvidos utilizando o polímero ...
Silva, Paulo Sérgio da
core  

Direct Electron Transfer of Hemoglobin on Manganese III Oxide-Ag Nanofibers Modified Glassy Carbon Electrode [PDF]

open access: yes, 2012
We investigated the electrochemical behavior of hemoglobin by glassy carbon electrode modified with Mn2O3-Ag nanofibers. The Mn2O3-Ag nanofibers were used as facilitator electron transfer between Hb and glassy-carbon-modified electrode.
Masoud Negahdary   +8 more
core   +1 more source

Adsorption and Voltammetric Determination of Gallic Acid at the Surface of Alginate/Aminated Carbon Nanoparticles bilayer in Some Herbs [PDF]

open access: yesشیمی کاربردی روز, 2019
In this study, layer-by-layer deposition method by sodium alginate polymer and carbon nanoparticles were used for modification of glassy carbon electrode surface.
mina Rahimizadeh   +2 more
doaj   +1 more source

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