Results 111 to 120 of about 2,547,318 (305)

Determinação de elementos traço em diesel e biodiesel por espectrometria de emissão atômica em chama e por espectrometria de massa com plasma indutivamente acoplado com introdução da amostra por vaporização eletrotérmica [PDF]

open access: yes, 2008
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas. Programa de Pós-Graduação em Química.Este trabalho apresenta o desenvolvimento de metodologias para determinação de elementos traço em amostras de ...
Chaves, Eduardo Sidinei
core  

Accelerated Materials Discovery Through In Situ X‐ray Diffraction: Solvothermal Formation of PdxMy (M═Si, Ge, Sn, Pb) Intermetallic Nanoparticles

open access: yesAdvanced Materials, EarlyView.
In situ PXRD data on solvothermal reactions accelerate materials discovery while simultaneously providing fundamental insights into complex crystal formation processes. Using PdxMy (M = Si, Ge, Sn, Pb) as an example, a general formation mechanism is identified, and specific synthesis strategies for ex situ preparation of SnPd2, Sn13Pd20, and SnPd ...
Anders Bæk Borup   +1 more
wiley   +1 more source

Spectral emission from the alkali inductively-coupled plasma: Theory and experiment

open access: yesAIP Advances, 2018
The weakly-ionized, alkali inductively-coupled plasma (ICP) has a long history as the light source for optical pumping. Today, its most significant application is perhaps in the rubidium atomic frequency standard (RAFS), arguably the workhorse of atomic ...
R. Bazurto, M. Huang, J. Camparo
doaj   +1 more source

Emprego do dietilditiofosfato de amônio para separação da matriz e pré-concentração do analito em sistema FI-ICP-MS / [PDF]

open access: yes, 1999
Tese (Mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas, Programa de Pós-Graduação em ...
Dressler, Valderi Luiz
core  

Ionic Cocrystal Programming of Spatial Ionic Organization in Carbon Nitrides Enables Highly Efficient H2O2 Photosynthesis

open access: yesAdvanced Materials, EarlyView.
Ionic cocrystal‐programmed ionic organization establishes a general strategy for electrostatic programming in polymeric photocatalysts. ABSTRACT Controlling the spatial organization of ions in polymeric photocatalysts remains a fundamental challenge for optimizing charge transport and catalytic selectivity in solar‐driven hydrogen peroxide (H2O2 ...
Anna Lo Presti   +6 more
wiley   +1 more source

Uso da valorização eletrotérmica para a introdução de amostras no ICP-MS [PDF]

open access: yes, 1998
Tese (Mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e ...
Pozebon, Dirce
core  

Inductively coupled plasma-assisted RF magnetron sputtering deposition of highly uniform SiC nanoislanded films

open access: yes, 2008
A new deposition technique-inductively coupled plasma-assisted RF magnetron sputtering has been developed to fabricate SiC nanoislanded films. In this system, the plasma production and magnetron sputtering can be controlled independently during the ...
Ostrikov, K.   +6 more
core   +1 more source

Recent Advances in Plasma‐Enhanced Atomic Layer Etching for Next‐Generation Nanofabrication

open access: yesAdvanced Materials Interfaces, EarlyView.
Continued semiconductor miniaturization demands atomic‐scale patterning and ultralow surface roughness beyond the capabilities of conventional reactive ion etching. This review highlights advances in isotropic and anisotropic plasma‐enhanced atomic layer etching since 2020, covering fundamental mechanisms, applications across major semiconductor ...
Shih‐Nan Hsiao
wiley   +1 more source

Magnetic design considerations to improve nonlinear characteristics of inductively coupled power transfer systems

open access: yes, 2007
Purpose – This study seeks to apply finite element analysis to study the proximity effect in amulti-pickup inductively coupled power transfer system, quantify the effect and propose improved pick-up configurations. Design/methodology/approach – A mixture
Kacprzak, D., Sykulski, J.K.
core  

Determinação de elementos traço em amostras de águas do mar, sedimento, mexilhões e ostras, da região costeira da Ilha de Santa Catarina, SC, Brasil, por espectrometria de massa com fonte de plasma indutivamente acoplado [PDF]

open access: yes, 2002
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas. Programa de Pós-Graduação em Química.Moluscos bivalves são freqüentemente utilizados como indicadores para análises de contaminação aquática ...
Seibert, Edson Luiz
core  

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