Results 71 to 80 of about 90,394 (310)

Produção de esferas a partir do poli álcool vinílico (pva) com vários graus de hidrólise e ácido bórico (ab) para fixação de bactérias [PDF]

open access: yes, 2004
TCC (graduação) - Universidade Federal de Santa Catarina. Centro de Ciências Físicas e Matemáticas. Curso de Química.O poli álcool vinílico (PVA), é um polímero sintético produzido pela reação de polimerização do acetato de vinila seguido de hidrólise. O
Melo, Adriana de
core  

Fiber‐reinforced Liquid Metal Composites With Automated Circuit Fabrication for Structurally‐Integrated Power Transfer

open access: yesAdvanced Functional Materials, EarlyView.
Fiber‐reinforced liquid metal composites (FibRe LMCs) are introduced that combine GPa‐scale structural performance with digitally programmable electrical conductivity. Through automated CNC activation, conductive pathways and wireless power transfer circuits are fabricated directly within load‐bearing composites, enabling structurally integrated ...
John Joyce   +5 more
wiley   +1 more source

Fast in-line failure analysis of sub-micron-sized cracks in 3D interconnect technologies utilizing acoustic interferometry

open access: yesCommunications Engineering
More than Moore technology is driving semiconductor devices towards higher complexity and further miniaturization. Device miniaturization strongly impacts failure analysis (FA), since it triggers the need for non-destructive approaches with high ...
Priya Paulachan   +4 more
doaj   +1 more source

Green synthesis and characterisations of antibacterial silver-polyvinyl alcohol nanocomposite films for wound dressing

open access: yesGreen Processing and Synthesis, 2014
Green synthesis and characterisations of silver-polyvinyl alcohol nanocomposite films for possible environmental and biomedical applications such as wound dressing have been investigated.
Badawy Sayed M.
doaj   +1 more source

Bronchial Artery Embolization in Management of Hemoptysis in a Developing Country: An Initial Experience

open access: yesThe Arab Journal of Interventional Radiology, 2023
Objectives This article evaluates the immediate success, recurrence rate, complications, and the culprit vessel of bronchial artery embolization (BAE) in patients presenting with hemoptysis.
Puneet Garg   +5 more
doaj   +1 more source

Confinement‐Engineered Thermally Programmed Ion‐Gating Separator for Decoupling Thermal–Electrochemical Feedback in High‐Energy Lithium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A new phase‐change material encapsulated membrane offers more thermal resilience stability and safety than the conventional separators for batteries. ABSTRACT Thermal runaway in lithium‐ion batteries arises from the intrinsic coupling between heat generation and ion transport, yet conventional shutdown separators primarily rely on passive pore collapse
Sumedha Rajpoot   +17 more
wiley   +1 more source

Thermal Behavior and Kinetic of Degradation of PVA and PVA/CS/AL Blend

open access: yesSainteknol : Jurnal Sains dan Teknologi, 2023
Studying thermal behavior, especially regarding the kinetics of the degradation of materials has attracted attention in this recent years because it can provide information about the stability of materials in various conditions and how the mechanism of material degradation.
Retno Wulandari   +3 more
openaire   +1 more source

PVA-CNT layer makes a significant contribution to the global zeta potential due to fouling at the thin film surface.

open access: yes, 2020
Schematic of streaming potential setup for measurement of the global zeta potential across the membrane pore walls of the (1) PS-35 support layer, (2) PS-35 skin layer, and (3) PVA-CNT layer (not to scale) under three mechanisms of fouling and ...
David Jassby (1496767)   +5 more
core   +1 more source

Drug-excipient-shell interactions using thermoplastic starch-based capsules for oral lipid-based drug delivery [PDF]

open access: yes, 2014
Worldwide, gelatin has been used in the rotary die process as a shell-forming material of soft capsules due to its unique physicochemical properties.
Misic, Zdravka
core   +1 more source

Bacterial Cellulose‐Based Bilayer Passive Cooler for High‐Performance Radiative/Evaporative Cooling

open access: yesAdvanced Functional Materials, EarlyView.
A sustainable bilayer passive cooler based on bacterial cellulose integrates radiative and evaporative cooling for efficient zero‐energy temperature reduction. The scalable, low‐carbon material shows strong potential for food preservation, low‐temperature storage, and cold‐chain logistics.
Yibing Zhang   +6 more
wiley   +1 more source

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