Mostrando ítems 1-10 de 278
Laser-induced breakdown spectroscopy (LIBS), wavelength dispersive x-ray fluorescence (WDXRF) and chemometrics: possibilities for analytical applications in food analysis
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Química - PPGQCâmpus São Carlos, 2020-07-14)
This PhD thesis proposes evaluation of the possibilities and analytical applications of the laser-induced breakdown spectroscopy (LIBS) and wavelength dispersive x-ray fluorescence (WDXRF) techniques for the determination ...
Calibration strategies for elemental determination using direct solid analysis by x-ray spectroscopy and laser-induced breakdown spectroscopy
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Química - PPGQCâmpus São Carlos, 2020-07-30)
Direct analysis of solid samples using techniques such as wavelength dispersive X-ray fluorescence (WD XRF), X-ray absorption near-edge structure (XANES) spectroscopy and laser-induced breakdown spectroscopy (LIBS); have ...
Implantação de um programa piloto de coleta seletiva no Centro de Ciências da Saúde da UFES
(Universidade Federal do Espírito SantoBRPoluição do Ar, Recursos Hídricos, Saneamento AmbientalPrograma de Pós-Graduação em Engenharia AmbientalUFES, 2009-08-28)
O estudo apresenta as etapas de implantação e operação de uma coleta seletiva de resíduos sólidos não perigosos em um centro de ensino superior localizado em um campus universitário da área de saúde, para medir a quantidade ...
Plan de manejo de desechos sólidos del sector casco urbano de la ciudad de Zaruma, año 2018.
(Machala : Universidad Técnica de Machala, 2018)
Municipal or urban waste is generated in the houses; Resulting from the elimination of the materials used by the inhabitants in their domestic activities, the waste that comes from any other activity within establishments ...
Plan de manejo de desechos sólidos del sector casco urbano de la ciudad de zaruma, año 2018.
(Machala : Universidad Técnica de Machala, 2018)
Municipal or urban waste is generated in the houses; Resulting from the elimination of the materials used by the inhabitants in their domestic activities, the waste that comes from any other activity within establishments ...
Evaluation of the composition of electronic waste hard disk using spectroanalytical techniques: proposition of fast and simple methods
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Química - PPGQCâmpus São Carlos, 2020-12-17)
The electronic waste is a worldwide problem of great magnitude with 53.6 Mt of waste generated in 2019. Unfortunately, the recycling rate is still very low. It is estimated that only 2% of the electronic waste is recycled ...
Avaliação de diferentes estratégias de determinação de nutrientes e potenciais contaminantes em alimentos por técnicas baseadas em laser
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Química - PPGQCâmpus São Carlos, 2018-10-19)
The present project focuses on the development of strategies for the elemental determination of Ca, Cd, Cr, Cu, Fe, Mg, Pb and Zn in samples of orange juice and dietary supplements by Laser-Induced Breakdown Spectroscopy ...
Rediseño del sistema de tratamiento de aguas residuales para la Curtiduría Cristo del Consuelo de la ciudad de Ambato.
(Escuela Superior Politécnica de Chimborazo, 2019-07-23)
The aim was the wastewater treatment system redesign in “Cristo del Consuelo” tannery company, located in Ambato city. It was made through the implementation of an aeration tank, a primary decanter and a flocculation ...
Plan de Manejo de Residuos Sólidos de la ESPOCH
(Escuela Superior Politécnica de Chimborazo, 2010-05-01)
Research to determine the amount of solid waste generated at the Escuela Superior Politécnica de Chimborazo, whose objective is to design a management plan based on the norms of the Unified Text of Secondary Environmental ...
Potencialidades das técnicas com fonte de plasma e da espectrometria de absorção atômica em forno de grafite de alta resolução com fonte contínua para análise de fertilizantes
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Química - PPGQCâmpus São Carlos, 2018-04-26)
Each year, Brazil sets records on agricultural productivity, which significantly increases the use of fertilizers in crops to provide the essential nutrientes. However, fertilizers can also be sources of toxic elements ...