Results 41 to 50 of about 125,253 (313)

On the Quenching of Electron Temperature in Inductively Coupled Plasma

open access: yesMaterials, 2023
Electron temperature has attracted great attention in plasma processing, as it dominates the production of chemical species and energetic ions that impact the processing. Despite having been studied for several decades, the mechanism behind the quenching of electron temperature with increasing discharge power has not been fully understood. In this work,
Inho Seong   +8 more
openaire   +2 more sources

Desenvolvimento de método HG-ICP OES para determinação simultânea de arsênio e selênio [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Química, Florianópolis, 2014No presente trabalho são descritas as etapas de desenvolvimento eimplantação de uma rotina analítica ...
Zappelini, Aline Iara
core  

Polarizable Vanadium Dipoles Promote Water Dissociation on Vanadium‐Based Metal Organic Framework

open access: yesAdvanced Functional Materials, EarlyView.
The polarization of unpaired V 3d electrons weakens the H─O bond to improve water dissociation by the dual Vδ+:O─H and Pλ−:H─O coupling hydrogen bonds formation and relaxation. P@V‐MOF electrocatalyst shows low overpotentials (94 mV in acid, 178 mV in neutral, and 77 mV in alkaline solutions) with excellent stability for effective overall water ...
Xinjuan Liu   +13 more
wiley   +1 more source

Comparative Analysis of Serum Magnesium Ion Levels Using Three Measurement Methods: Spectrophotometry, Atomic Absorption Spectrophotometry, and Inductively Coupled Plasma With Optical Emission Spectrophotometry

open access: yesInternational Journal of Analytical Chemistry
Magnesium is a cation that plays as an important cofactor in various enzymatic reactions. It is the fourth most abundant cation in the body after sodium, potassium, and calcium.
Raja Iqbal Mulya Harahap   +5 more
doaj   +1 more source

Recent development of new inductively coupled thermal plasmas for materials processing

open access: yesAdvances in Physics: X, 2021
This paper explains recent developments in the field of inductively coupled thermal plasmas (ICTP or ITP) used for materials processing. Inductive coupling technique is important to produce thermal plasma with high gas temperature at high pressures ...
Yasunori Tanaka
doaj   +1 more source

Determinação de elementos traço em amostras biológicas tratadas com ácido fórmico por espectrometria de massa com plasma indutivamente acoplado [PDF]

open access: yes, 2012
Tese (Doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas. Programa de Pós-Graduação em QuímicaEste trabalho propõe a solubilização com ácido fórmico como um procedimento alternativo à digestão ácida no preparo ...
Tormen, Luciano
core  

Electrode and Microstructure Dependence of Oxygen Diffusion in Ferroelectric Hafnium Zirconium Oxide Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
Significant nanoscale oxygen diffusion coefficient variations are measured in ferroelectric hafnium zirconium oxide films with grain boundaries and electrode interfaces exhibiting values 104 times larger than the grain cores. Overall coefficients are 10X larger for films prepared with metal nitride electrodes compared to refractory metals. New insights
Liron Shvilberg   +6 more
wiley   +1 more source

Utilização do nebulizador microconcêntrico para a introdução de solventes orgânicos em um espectrômetro de massa com plasma indutivamente acoplado: determinação de metais traço em álcool combustível [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Filosofia e Ciências Humanas, Programa de Pós-Graduação em Química, Florianópolis, 2008.Neste trabalho foi proposta a introdução direta de alcoóis por um nebulizador ...
Tormen, Luciano
core  

Tailoring Li‐ion Storage and Transport in Two‐Dimensional Conjugated Metal‐Organic Frameworks via Precise Nitrogen Incorporation

open access: yesAdvanced Functional Materials, EarlyView.
Two nitrogen‐doped 2D conjugated metal‐organic frameworks (2D c‐MOFs, namely Cu‐Nx‐OHBA, x = 2 or 4) are synthesized, featuring precise nitrogen incorporation via rational ligand design. The Cu‐Nx‐OHBA 2D c‐MOFs are largely tailorable by varying skeletal nitrogen density, with respect to electrical conductivity, Li‐storage capacitance, and Li‐transport
Xiangyu Li   +7 more
wiley   +1 more source

Pull‐and‐Push Nanotherapeutic Hydrogels: Scavenging Inflammatory Triggers While Driving Tissue Regeneration in Burn Wounds

open access: yesAdvanced Functional Materials, EarlyView.
A nanounit‐assembled hydrogel employing a “pull‐and‐push” strategy simultaneously scavenges pro‐inflammatory cell‐free DNA (cfDNA) and delivers regenerative therapeutics in response to burn‐induced hyperthermia. By repolarizing macrophages and promoting angiogenesis, this multifunctional platform accelerates burn wound healing, offering a blueprint for
Han‐Sem Kim   +9 more
wiley   +1 more source

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