نتایج جستجو برای: inductively coupled plasma

تعداد نتایج: 546406  

Journal: :Journal of Analytical Atomic Spectrometry 2023

We investigated the performance of nitrogen microwave inductively coupled atmospheric-pressure plasma mass spectrometry (MICAP-MS) under matrix effects and its applicability to trace element analysis in steels.

2004
J. Sabine Becker Myroslav Zoriy J. Susanne Becker Carola Pickhardt Michael Przybylski

Phosphorus, sulfur, silicon and metal concentrations (Al, Cu and Zn) were determined in human brain proteins by laser ablation inductively coupled plasma mass spectrometry (LA-ICP-MS) after separation of protein mixtures by two dimensional (2-D) gel electrophoresis. The analysis of phosphorus, silicon and metals in single protein spots in the gel was performed with an optimized microanalytical ...

2006
O. H. Chin A. N. Lim

The inductively coupled RF discharge is known to exhibit two modes of operation depending on the level of incident power. Dominant capacitive coupling (E-mode discharge) occurs at low-power level while at high power, dominant inductive coupling (H-mode discharge) is obtained. In this work, we investigate the characteristics of the E-mode and H-mode discharges generated in a planar coil inductiv...

Journal: :تحقیقات نظام سلامت 0
فاطمه سادات صادق زاده کارشناس ارشد علوم و صنایع غذایی، دانشگاه آزاد اسلامی، واحد علوم و تحقیقات، یزد، ایران بهروز اکبری آدرگانی دانشیار، مرکز تحقیقات آزمایشگاهی غذا و دارو، سازمان غذا و دارو، وزارت بهداشت، درمان و آموزش پزشکی، تهران، ایران

abstract background: fisheries safety control and considering heavy metal accumulation is one of the most important factors in maintaining health society and assuring the safety of this valuable food. the purpose of this study is evaluating the potential of bioaccumulation and exposure to lead and cadmium due to consumption of penaeus semisulcatus in tehran city 2012.. methods: samples were col...

Journal: :Inorganic chemistry frontiers 2021

Nanofocused synchrotron X-ray fluorescence and inductively coupled plasma-mass spectrometry provide insights into time-dependent ligand exchange reactions of organo-osmium anticancer complexes in cancer cells. Created with Biorender.com.

Journal: :Bioanalysis 2013
Jennifer Ammerman Chaoyang Huang Jeffrey Sailstad Jaap Wieling Monica Lee Whitmire Daniel Wright Patricia de Lisio Fergus Keenan Ed McCurdy Bert Woods Phillip Wang Anastasia Osredkar Jessica Ciaravino

This White Paper is focused on the technical aspects regarding quantifying pharmaceutically derived inorganic elements in biomatrices in support of GLP nonclinical and clinical studies using inductively coupled plasma (ICP) techniques. For decades ICP has been used in support of Environmental Protection Agency analyses and has more recently been applied for use in the pharmaceutical industry. C...

2005
E. R. Parker B. J. Thibeault M. F. Aimi M. P. Rao N. C. MacDonald

Titanium is a promising new material system for the bulk micromachining of microelectromechanical MEMS devices. Titaniumbased MEMS have the potential to be used for a number of applications, including those which require high fracture toughness or biocompatibility. The bulk titanium etch rate, TiO2 mask etch rate, and surface roughness in an inductively coupled plasma ICP as a function of vario...

2014
Sang-Heon Song Yang Yang Pascal Chabert Mark J. Kushner

Sang-Heon Song, Yang Yang, Pascal Chabert, and Mark J. Kushner Department of Nuclear Engineering and Radiological Sciences, University of Michigan, 2355 Bonisteel Boulevard, Ann Arbor, Michigan 48109-2104, USA Applied Materials Inc., 974 E. Arques Avenue, M/S 81312, Sunnyvale, California 94085, USA LPP, CNRS, Ecole Polytechnique, UPMC, Paris XI, 91128 Palaiseau, France Department of Electrical ...

2009

The USP has proposed using inductively coupled plasma (ICP) for determining heavy metals in drug articles to replace the USP <231> heavy metals test. While the current USP <231> procedure will detect Pb, Hg, Bi, As, Sb, Sn, Cd, Ag, Cu and Mo, the proposed method will test for Al, Sb, As, Be, B, Cd, Cr, Co, Cu, In, Ir, Fe, Pb, Li, Mg, Mn, Hg, Mo, Ni, Os, Pd, Pt, Rh, Rb, Ru, Se, Sr, Tl, Sn, W and...

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