Results 101 to 110 of about 83,288 (300)

Mathematical equation correction to spectral and transport interferences in high-resolution continuum source flame atomic absorption spectrometry: determination of lead in phosphoric acid

open access: yes, 2010
In this work, a new mathematical equation correction approach for overcoming spectral and transport interferences was proposed. The proposal was applied to eliminate spectral interference caused by PO molecules at the 217.0005 nm Pb line, and the ...
Joaquim Araújo Nóbrega   +7 more
core   +1 more source

Potassium hydrogenphthalate as molecule model for adsorption studies on TiO2

open access: yes, 2002
The aim of the work was to use the potassium hydrogenphthalate as molecule model for adsorption studies on TiO2. The results of adsorption of the hydrogenphthalate on TiO2 were fitted to the models proposed by Langmuir and Freundlich, but the model of ...
Florentino, Ariovaldo de Oliveira [UNESP]   +3 more
core  

Otimização e validação de uma metodologia analítica para determinação de 1-hidroxipireno em urina de cortadores de cana-de-açúcar

open access: yes, 2010
This study aimed to optimize and validate an analytical methodology for determination of 1- hydroxypyrene in urine of workers involved in harvesting sugar cane.
Sakiara, K. A. [UNESP]   +11 more
core   +1 more source

CLINICAL PHARMACY, PHARMACEUTICAL CARE: CONCEPTS, PHILOSOPHY, PROFESSIONAL PRACTICE AND ITS APPLICATION TO THE COLOMBIAN CONTEXT

open access: yesVitae, 2012
Pharmaceutical care is a healthcare practice that has been implemented recently worldwide. Its aim is the rational medication use and the achievement of desired therapeutic goals that improve the patient quality of life.
Andrea SALAZAR-OSPINA   +3 more
doaj  

Thermal behaviour studies of solid state compounds of cinnamylidenepyruvate with trivalent lanthanides and yttrium (III) in an atmosphere of CO2

open access: yes, 2002
Solid state cinnamylidenepyruvate of trivalent lanthanides (except for promethium) and yttrium, were prepared. Thermogravimetry, derivative thermogravimetry (TG, DTG), differential scanning calorimetry (DSC), X-ray diffraction powder patterns and ...
Ionashiro, Massao [UNESP]   +3 more
core  

Photo-Fenton process for treating biological laboratory wastewater containing formaldehyde

open access: yes, 2010
Laboratories consume great amounts of hazardous chemicals substances and consequently generate wastewater containing them, for example formaldehyde. This substance is widely utilized to preserve biological samples generating many liters of this residue ...
Pupo Nogueira, Raquel F. [UNESP]   +5 more
core   +1 more source

Solution infrared spectroscopy investigation of copper (II) azide-complexes

open access: yes, 1996
The structure of the two azide-complexes, [Cu(N3)2(N,N-diEten)]2 and [Cu(N3)2(tmeen)]2, N,N-diEten= N,N- diethylethylenediamine; tmeen= N,N,N',N'- tetramethyethylenediamine in solutions of acetonitrile, acetone, tetrahydrofuran, chloroform and ...
Mauro, Antonio Eduardo [UNESP]   +2 more
core  

Biossíntese e recentes avanços na produção de celulose bacteriana

open access: yes, 2010
The present paper discusses the recent advances about the biosynthesis and production of bacterial cellulose (BC), from gram-negative, aerobic and acetic acid Gluconcetobacter xylinus (Gx).
Fukumoto, Fabiana K. [UNESP]   +15 more
core   +1 more source

A pH optode based on thymol blue: application to determination of CO2 using flow injection analysis system

open access: yes, 2010
An optode based on thymol blue (TB), an acid-based indicator, has been constructed and evaluated as a detector in FIA system for CO2determination.
Jarbas José Rodrigues Rohwedder   +7 more
core   +1 more source

Microstructural study of the resistance to corrosion of laser welded AuPd alloy joints for prosthesis supported by implants

open access: yes, 2002
In this work, welded Au alloy joints, used for prosthesis supported by implants, have been studied before and after to laser welding processes. A refined dendritic microstructure was observed in the welding area.
Dos Santos, Márcio Luiz [UNESP]   +3 more
core  

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