Results 41 to 50 of about 62,253 (307)

From Food to Power: Hydrogel Thermoelectrics for Ingestible Electronics

open access: yesAdvanced Functional Materials, EarlyView.
We introduce a fully edible thermoelectric–electrochromic platform that harvests heat from food and converts it into a visible color change. N‐type and p‐type hydrogel thermoelectric generators connected in series power anthocyanin‐based electrochromic displays, demonstrating the feasibility of safe, biodegradable, ingestible systems for on‐food ...
Antonia Georgopoulou   +3 more
wiley   +1 more source

Role of Polyanions and Surfactant Head Group in the Formation of Polymer–Colloid Nanocontainers

open access: yesNanomaterials, 2023
Objectives. This study was aimed at the investigation of the supramolecular systems based on cationic surfactants bearing cyclic head groups (imidazolium and pyrrolidinium) and polyanions (polyacrylic acid (PAA) and human serum albumin (HSA)), and ...
Elmira A. Vasilieva   +4 more
doaj   +1 more source

Cationic-Polyelectrolyte-Modified Fluorescent DNA–Silver Nanoclusters with Enhanced Emission and Higher Stability for Rapid Bioimaging

open access: yes, 2019
DNA-templated silver nanoclusters (DNA–Ag NCs) have shown great potential in various bioanalysis and bioimaging applications, owing to their facile synthesis and ultrasmall sizes and especially their programmable fluorescence emission depending on the ...
Xiaowen Wang (15759)   +9 more
core   +1 more source

Generic High-Capacity Electrochemical Capture and Release of Proteins by Polyelectrolyte Brushes

open access: yes, 2020
We present a polyelectrolyte brush electrode with high-capacity for protein immobilization that captures and releases proteins by an electrochemical potential.
Gustav, Ferrand-Drake del Castillo   +4 more
core   +1 more source

Physical Property Scaling Relationships for Polyelectrolyte Complex Micelles

open access: yes, 2021
Polyelectrolyte complex micelles (PCMs) are widely used in the delivery of hydrophilic payloads. Their attractive features include an ability to tune physical attributes, which are strongly dependent on the size and chemical structure of each polymer ...
Matthew, Tirrell   +3 more
core   +1 more source

Electro‐Steric Ion Confinement in Polyelectrolyte Networks for Robust Nonvolatile Artificial Synapse

open access: yesAdvanced Functional Materials, EarlyView.
Polyelectrolyte stoichiometry governs ion transport and retention in electrolyte‐gated synaptic transistors. A PSS‐rich network creates electro‐steric ion confinement that suppresses ion back‐diffusion and stabilizes channel doping, enabling robust nonvolatile synaptic memory, linear weight updates, and low‐energy operation.
Donghwa Lee   +9 more
wiley   +1 more source

Effects of the Polymer Amount and pH on Proton Transport in Mesopores

open access: yesAdvanced Materials Interfaces, 2023
Proton exchange membranes (PEMs) have various applications, such as in electrolysis technology for hydrogen generation, vanadium flow batteries for energy storage, and fuel cells for energy conversion.
Laura Despot, Annette Andrieu‐Brunsen
doaj   +1 more source

Blood Biomarkers and Surface‐Enhanced Raman Spectroscopy for Gout: A Comprehensive Review

open access: yesAdvanced Functional Materials, EarlyView.
Schematic illustrating gout disease progression from asymptomatic hyperuricemia to chronic tophaceous disease, highlighting the limitations of conventional imaging and biochemical diagnostics and the potential of engineered SERS platforms for ultrasensitive blood‐based detection of urate‐related biomarkers across disease stages, with the color gradient
Isuri Perera   +6 more
wiley   +1 more source

Enhanced Fouling Resistance and Antimicrobial Property of Ultrafiltration Membranes Via Polyelectrolyte-Assisted Silver Phosphate Nanoparticle Immobilization

open access: yesMembranes, 2020
Ultrafiltration (UF) is a low-pressure membrane that yields higher permeate flux and saves significant operating costs compared to high-pressure membranes; however, studies addressing the combined improvement of anti-organic and biofouling properties of ...
Kunal Olimattel   +5 more
doaj   +1 more source

Research Progress of the Ion Activity Coefficient of Polyelectrolytes: A Review

open access: yesMolecules, 2023
Polyelectrolyte has wide applications in biomedicine, agriculture and soft robotics. However, it is among one of the least understood physical systems because of the complex interplay of electrostatics and polymer nature.
Aokai Zhang   +6 more
doaj   +1 more source

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