Results 51 to 60 of about 5,064 (205)

RETRACTED: Magnetic Properties of Polyvinyl Alcohol and Doxorubicine Loaded Iron Oxide Nanoparticles for Anticancer Drug Delivery Applications.

open access: yesPLoS ONE, 2016
The current study emphasizes the synthesis of iron oxide nanoparticles (IONPs) and impact of hydrophilic polymer polyvinyl alcohol (PVA) coating concentration as well as anticancer drug doxorubicin (DOX) loading on saturation magnetization for target ...
Muhammad Nadeem   +7 more
doaj   +1 more source

Wearable Morphology‐Adaptive in‐Ear Device With Active Cleansing Capability for Multimodal Health Monitoring

open access: yesAdvanced Materials, EarlyView.
We present SCIENCE, an in‐ear multimodal physiological monitor featuring two key innovations. Water‐triggered morphological expansion (a 2‐mm cylinder to a 9‐mm spindle) achieves conformal adaptation across complex canal geometries. Simultaneously, active biofouling mitigation disrupts cerumen barriers, reducing sensor‐skin impedance by 20%.
Shuyun Zhuo   +3 more
wiley   +1 more source

Electrolyte Engineering Challenges and Opportunities for Next‐Generation Aqueous Ammonium‐Ion Batteries

open access: yesAdvanced Materials, EarlyView.
Aqueous ammonium‐ion batteries (AAIBs) face a hydrogen‐bond paradox: the HB network enables fast NH4+ transport but triggers water decomposition. This review dissects this dilemma, evaluates multiple electrolyte engineering strategies, and outlines four future directions for next‐generation AAIB design ABSTRACT Aqueous ammonium‐ion batteries (AAIBs ...
Zi‐Hang Huang   +6 more
wiley   +1 more source

Preparation and properties of polyvinyl alcohol/calcium phosphate composite bone cement

open access: yesJournal of International Medical Research
Background The inherent brittleness of calcium phosphate cement has limited its clinical application. Polyvinyl alcohol fibers have been demonstrated to enhance the tensile toughness of concrete matrices.
Shengliang He   +9 more
doaj   +1 more source

Testing and Simulation of Multilayer Polyvinylidene Fluoride‐Based Piezoelectric Energy Harvester Devices

open access: yesAdvanced Materials Technologies, EarlyView.
The study considers the use of polymer/dielectric‐based multilayers piezoelectric Energy Harvesters (EH) to produce an output voltage and current, by exploiting the mechanical energy provided by human organs movements. In particular, the heart motion is considered from the kinematic viewpoint, and a multiphysics theoretical model is developed to assess
Hamdi Ezzin   +5 more
wiley   +1 more source

The Evolution of Aerosol Jet Printing, A Review: Enhancing Material Versatility and Improvements for Next‐Generation Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Aerosol Jet Printing (AJP) has emerged as a versatile additive manufacturing technique for high‐resolution, conformal, and multi‐material printing. This review highlights advances in printable materials, substrate compatibility, post‐processing, characterization, and process innovations, while critically discussing current challenges and future ...
Chandrachur Chatterjee   +2 more
wiley   +1 more source

The Effect of Adding Alginate Natural Polymer on the Structure of Polyvinyl Alcohol Biocompatible Nanofibers in Electrospinning Process

open access: yesIranian South Medical Journal, 2019
Background: Nowadays, in order to preserve the environment and sustainable development, the use of natural and renewable resources is a priority for industries.
Maryam Najafiasl   +3 more
doaj  

High-flow priapism treated with superselective transcatheter embolization using polyvinyl alcohol particles

open access: yesSAGE Open Medical Case Reports, 2017
Objectives: Priapism is a persistent erection of the penis not associated with sexual stimulation. High-flow priapism is caused by unregulated arterial inflow, usually preceded by perineal or penile blunt trauma and formation of an arterial-lacunar ...
Sebastián Sánchez-López   +3 more
doaj   +1 more source

RECENT DECONTAMINANT CHEESE CLOTH REPLACER TEXTILE MATERILS IN SOFT CHEESE PROCESSING [PDF]

open access: yesJournal of Productivity and Development
This work aimed to investigate some of new fabric materials as a useful tool in cheese making. Two main yarn materials were used 100% cotton and 100% Tencel LF. Single and polyvinyl alcohol (PVA) in seventeen treatments were studied.
Enaam Shokery   +2 more
doaj   +1 more source

Conformable Ferrimagnetic Tattoo Electrodes for Plant Electrophysiology

open access: yesAdvanced Materials Technologies, EarlyView.
The newly developed ferrimagnetic tattoo electrode is capable of measuring plant electrophysiological activity outside the Faraday cage. Its ability to adhere without damaging the plant tissue allows long‐term recordings. This premise opens new avenues for in‐field monitoring of plant health through electrophysiology.
Arianna Melis   +7 more
wiley   +1 more source

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