Materiales

 

Materiales

Montmorillonite/Poly(Pyrrole) for Low-Cost Supercapacitor Electrode Hybrid Materials
27/03/2024 - Conductive polymers such as polypyrrole have been widely used as pseudo-capacitive electrodes for supercapacitors. This work demonstrates a simple method to improve the performance of conductive...
Flame retarded polyurethane vitrimers containing isocyanurate rings: Synthesis and properties
13/03/2024 - The results of this study indicated that, poly(acrylonitrile?co?methylacrylate) acts as an important interfacial material to prevent the aggregation of BaTiO3 and the size of obtained nanostructures...
Impact of Metal Salt Oxidants and Preparation Technology on Efficacy of Bacterial Cellulose/Polypyrrole Flexible Conductive Fiber Membranes
10/03/2024 - In this study, we investigated the preparation and characterization of flexible conductive fiber membranes (BC/PPy) using different metal salt oxidants on bacterial cellulose (BC) and pyrrole (Py) in...
Improvement of Electrical Conductivity of In Situ Iodine-Doped Polypyrrole Film Using Atmospheric Pressure Plasma Reactor with Capillary Electrodes
04/03/2024 - To improve the electrical conductivity of polypyrrole (PPy) nanostructure film through in situ iodine (I2) doping, this study proposes an atmospheric pressure plasma reactor (APPR) where heated I2...
Stretchable and Highly Sensitive Flexible Strain Sensor Based on a Three?Layer Core?Shell Structure of Polydopamine/Polypyrrole@Natural Rubber for Human Activity Monitoring
20/02/2024 - In recent years, flexible strain sensors with a wide detection range and high sensitivity have garnered significant attention for human health monitoring. However, fabricating strain sensors with a...
Preparation of a novel polypyrrole/dolomite composite adsorbent for efficient removal of Cr(VI) from aqueous solution
22/02/2024 - A novel adsorbent, deposited PPy on the DMI (PPy/DMI) composite, was successfully synthesized for Cr(VI) removal from aqueous solution. PPy/DMI composite was characterized by BET, SEM, TEM, XRD,...
Influence of environmentally friendly curing system on properties of railway rubber pad
17/02/2024 - A novel synergist with excellent performance named PPy?Fe2O3 was synthesized. Compared with EP/DDP, the peak smoke production rate and peak heat release rate of EP/DDP/PPy?Fe2O3 decreased by 11.0%...
Polypyrrole/α-Fe2O3 Hybrids for Enhanced Electrochemical Sensing Performance towards Uric Acid
15/02/2024 - Uric acid, a metabolite formed by the oxidation of purines in the human body, plays a crucial role in disease development when its metabolism is altered. Various techniques have been employed for...
Electrically Conductive Polypyrrole@keratin Nanofiber Membranes with Potential for Tissue Restoration
28/01/2024 - Electrical stimulation with conductive biomaterials shows great promising to promote skin wound healing in practical application. In this study, polypyrrole@keratin nanofiber membrane (PPy@KNM)...
Aligned Bioelectronic Polypyrrole/Collagen Constructs for Peripheral Nerve Interfacing
24/01/2024 - Electrical stimulation has shown promise in clinical studies to treat nerve injuries. This work aimed to create an aligned bioelectronic construct that can be used to bridge a nerve gap, directly...
Mechanical properties of SiCf/SiC composites with h?BN interphase formed by the electrophoretic deposition method
17/01/2024 - Silicon carbide fiber–reinforced silicon carbide (SiCf/SiC) composites have been expected to be used as next?generation heat resistant structural materials with high reliability. The fiber/matrix...
Effect of mechanical recycling on crystallization, mechanical, and rheological properties of recycled high?density polyethylene and reinforcement based on virgin high?density polyethylene
25/12/2023 - Adsorptive removal of methylene blue dye using PPy/NiMoO4 composite.AbstractWater pollution presents a significant global challenge that impacts the environment. The release of industrial effluents...
Theoretical and Experimental Investigations of Oxygen Activation Effect of Carbon Nanofibers Interacting with Polypyrrole
27/12/2023 - Theoretical modeling calculations and experimental measurements were adopted to investigate the oxygen activation effect of carbon nanofibers (CNFs) interacting with polypyrrole (PPY). The CNF...
Polypyrrole–Tungsten Oxide Nanocomposite Fabrication through Laser-Based Techniques for an Ammonia Sensor: Achieving Room Temperature Operation
26/12/2023 - A highly sensitive ammonia-gas sensor based on a tungsten trioxide and polypyrrole (WO3/PPy) nanocomposite synthesized using pulsed-laser deposition (PLD) and matrix-assisted pulsed-laser evaporation...
Evaluation of Supercapacitive Properties of a PPY/PANI Bilayer Electrodeposited onto Carbon-Graphite Electrodes Obtained from Spent Batteries
22/12/2023 - Recently, many efforts have been made to reuse spent batteries in response to the growing demand for sustainable materials production. In parallel, supercapacitors have attracted significant...
Fabrication of Multiwalled Carbon Nanotubes (MWCNT) and Reduced Graphene Oxide (rGO)?based thermoplastic polyurethane and polypyrrole nanocomposites for electromagnetic wave absorption application with a low reflection
22/12/2023 - (a) The caption for extreme left figure is “Schematic representation of EMISE”. (b) The middle one is “The EMISE (total)” which is graphically presented. (c) The extereme right one is the...
Preparation and Characterization of PU/PDA/PPy Flexible Composite Film for Electric Heating
16/12/2023 - Polypyrrole (PPy) is one of the most widely researched conductive polymers due to its high electrical conductivity, good thermal and environmental stability, oxygen resistance, heterocyclic...
Conductive polymer nanocomposite incorporated with carbon nanotubes for effective electromagnetic interference shielding: A numerical study
13/12/2023 - Graphical outline of the EMI SE of CPNC for various geometrical shapes.This study presents a comprehensive numerical investigation of the electromagnetic interference (EMI) shielding capabilities of...
Visible?Light?Responsive Polyoxometalate@Metal?Organic Frameworks Involving Ir Metalloligands for Highly Selective Photocatalytic Oxidation of Sulfides to Sulfoxide
06/12/2023 - The synthesis of highly efficient visible?light?responsive photocatalysts is fundamental to solving the problems of low efficiency and poor selectivity in photocatalytic organic synthesis reactions....
Insight into the Role of Conductive Polypyrrole Coated on Rice Husk-Derived Nanosilica-Reduced Graphene Oxide as the Anodes: Electrochemical Improvement in Sustainable Lithium-Ion Batteries
07/12/2023 - Polypyrrole (PPy) is a type of conducting polymer that has garnered attention as a potential electrode material for sustainable energy storage devices. This is mostly attributed to its mechanical...
Surface-Modified Pore-Filled Anion-Exchange Membranes for Efficient Energy Harvesting via Reverse Electrodialysis
- In this study, novel pore-filled anion-exchange membranes (PFAEMs) modified with polypyrrole (PPy) and reduced graphene oxide (rGO) were developed to improve the energy harvesting performance of...