Results 21 to 30 of about 72,515 (262)

Preparation and characterization of electrically conductive composites of poly(vinyl alcohol)–g–poly(acrylic acid) hydrogels impregnated with polyaniline (PANI)

open access: yeseXPRESS Polymer Letters, 2008
Novel electrically conducting composite materials consisting of poly(aniline) (PANI) nanoparticles dispersed in a poly(vinyl alcohol) (PVA)-g-poly(acrylic acid) (PAA) hydrogels were prepared within the polymer matrix by in situ polymerization of aniline.
doaj   +1 more source

Conducting Polyaniline Nanowire and Its Applications in Chemiresistive Sensing

open access: yesNanomaterials, 2013
One dimensional polyaniline nanowire is an electrically conducting polymer that can be used as an active layer for sensors whose conductivity change can be used to detect chemical or biological species. In this review, the basic properties of polyaniline
Jin-Woo Choi, Edward Song
doaj   +1 more source

Elastic conducting polymer composites in thermoelectric modules

open access: yesNature Communications, 2020
Though deformable thermoelectric materials are desirable for integrating thermoelectric devices into wearable electronics, typical thermoelectric materials are too brittle for practical application.
Nara Kim   +10 more
doaj   +1 more source

Megahertz-wave-transmitting conducting polymer electrode for device-to-device integration

open access: yesNature Communications, 2019
The emergence of applications requiring device-to-device interactivity has to the need to develop conducting electrodes with high optical transparency at low radiofrequencies.
Taehoon Kim   +11 more
doaj   +1 more source

Highly conducting ionic liquid doped polymer electrolyte for energy storage applications

open access: yesJournal of Science: Advanced Materials and Devices, 2022
The main aim of the present work is to optimize highly conducting solid polymer electrolytes by doping of ionic liquid in a Poly-ethylene oxide (PEO) polymer complexed Sodium Iodide (NaI) matrix.
Abhimanyu Singh   +11 more
doaj   +1 more source

Overoxidation of Intrinsically Conducting Polymers

open access: yesPolymers, 2022
Intrinsically conducting polymers may undergo significant changes of molecular structure and material properties when exposed to highly oxidizing conditions or very positive electrode potentials, commonly called overoxidation. The type and extent of the changes depend on the experimental conditions and chemical environment.
openaire   +2 more sources

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

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