Examples of using Activation analysis in English and their translations into Portuguese
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Neutron activation analysis(NAN) and neutron scattering.
The fluoroscopy video use determined the beginning of swallowing and controlled the cortical activation analysis.
I used Neutron Activation Analysis, which is a technique where you irradiate the dust that you filter out from the ice.
Evaluation of K, Th and U concentrations for samples in the laboratory is made by the Laboratory for Instrumental Neutron Activation Analysis.
Neutron activation analysis is a method used in the determination of several elements in different kinds of matrices.
Optimization and implementation as a routine of the k0-INAA standardization method at the neutron activation analysis laboratory of IPEN/CNEN-SP, AV. EXT.
Instrumental neutron activation analysis(inaa) and x-ray fluorescence(xrf) were used to quantify the chemical compositions of weathering profile samples.
Also used were atomic emission spectroscopy with inductively coupled plasma(icp-aes) and neutron activation analysis(naa) for the chemical yield determination.
Instrumental neutron activation analysis(INAA) and laser ablation-inductively coupled plasma-mass spectrometry LA-ICP-MS.
Principles behind XRF XRF is an atomic emission method, similar in this respect to optical emission spectroscopy(OES),ICP and neutron activation analysis gamma spectroscopy.
Glial activation analysis in the neuroimmunoendocrine alterations in septic rats and the simvastatin neuroprotector effect in survivals, AP.R.
The major uses of californium-252 in 1982 were,in order of use, reactor start-up(48.3%), fuel rod scanning(25.3%), and activation analysis 19.4.
Neutron activation analysis(NAA) on the obsidian found at this site helped to reveal trade routes and exchange networks previously unknown.
Aiming at discriminating organic citrus from conventional citrus,the elemental composition of oranges from two production systems was evaluated by instrumental neutron activation analysis INAA.
Neutron activation analysis, that measures total body nitrogen and potassium isotopes that calculate lean mass are still experimental techniques, not yet very useful for the critical patient.
The reduction of the impurities in the bii3, each purification,was analysed by instrumental neutron activation analysis(inaa), in order to evaluate the efficiency of the purification technique established in this work, for trace metal impurities.
Some of the sites are well identified and the chemical composition of their stones is also well known, allowing the geographical origin of most of the monuments to be traced using petrographic techniques,including neutron activation analysis.
The establishment of the prompt gamma neutron activation analysis(pgnaa) method at the triga iprr1 reactor will significantly increase the types of matrices analised as well as the number of chemical elements.
This property makes californium useful as a neutron startup source for some nuclear reactors andas a portable(non-reactor based) neutron source for neutron activation analysis to detect trace amounts of elements in samples.
The physical-chemical characterization of potsherds and clay samples near the siteswas carried out by: instrumental neutron activation analysis(inaa) to determine the elemental chemical composition; electron paramagnetic resonance(epr) to determine the firing temperature; x-ray diffraction(xrd) to determine the mineralogical compositi.
The food represented in food list were collected in supermarkets, preparing read-to-consumed food, freeze-dried and homogenized for analyses, by instrumental neutron activation analysis(inaa) and atomic absorption spectroscopy gfaas.
Intermediate and acid dykes, which are found only in the são sebastião island andadjacent coast area were investigated by using neutron activation analysis(aan), allowing determination of the concentrations of rare earth elements(la, ce, nd, sm, eu, tb, yb and lu) and other incompatible trace elements(u, th, hf, ta, ba and rb), in addition to co and sc.
The study by Cooper et al., which included patients on PD and HD evaluated SGA sensitivity and specificity in diagnosing PED and its degree mild to moderate orsevere using the body nitrogen content assessed by the in vitro neutron activation analysis as the standard method.
According to the press release,"The centre will comprise a 10MW light-water reactor working on 20%-enriched uranium-235, an activation analysis laboratory, a medical isotope production laboratory, silicon doping system, nuclear waste treatment and burial facilities.
In this study, essential elements: ca, cl, co, cr, fe, k, mg, mn, na, se and zn and toxic elements: as, cd,hg levels were determined in twenty seven different commercial infant food product samples by instrumental neutron activation analysis(inaa) and atomic absorption spectrometry aas.
Was used the"activation analysis technique" with the thin foil activation detectors( infinitely diluted and hyper-pure), of different materials that work in different energy ranges, to calculate the saturation activity, used for determining the neutron flux and in the sandbp code as input for the calculation of the neutrons energy spectrum. to discriminate thermal and epithermal flux.
In this project the elemental concentrations of ce, co, cr, cs, eu, fe, hf, k, la, lu, na, nd, rb, sc, sm, ta, tb, th, u, yb andzn were determined by instrumental neutron activation analysis(inaa) in 60 sediment samples from lapa grande de taquaraçu archaeological site, located in mg state.
Aiming to verify the possibility of using ardea alba(great egret) in the evaluation of environmental contamination, livers of adult birds found injured or sick in the metropolitan region of são paulo(rmsp) and other locations of the state of são paulo,were analyzed by the methods of neutron activation analysis(naa) and atomic absorption spectrometry aas.
These techniques include: X-ray fluorescence(XRF)inductively coupled plasma mass spectrometry(ICP-MS) neutron activation analysis(NAA) scanning electron microscopy(SEM) laser-induced breakdown spectroscopy(LIBS) Lead, strontium and oxygen isotope analysis can also test human remains to estimate the diets and even the birthplaces of a study's subjects.
For this reason, the objective of this study was to determine chemical elements in samples of biodegradable polymers, oxy-biodegradable andstarch bags distributed in supermarkets by instrumental neutron activation analysis(inaa) and x-ray fluorescence spectroscopy(xrf). the polymers of plastic bags were identified by fourier transform infrared spectroscopy ftir.