Výsledky vyhledávání - "Espínola, José Geraldo de Paiva"

Dissertation/ Thesis

Absorção na interface N-(2-aminoetil) (3-aminopropil) silica/soluções dos catons divalentes de cobalto, niquel cobre e zinco em alcool e acetona

Autor: Espínola, José Geraldo de Paiva

Publikováno v: Repositório Institucional da UnicampUniversidade Estadual de CampinasUNICAMP.

Orientador : Claudio Airoldi
Tese (doutorado) - Universidade Estadual de Campinas, Instituto de Quimica
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Externí odkaz: http://repositorio.unicamp.br/jspui/handle/REPOSIP/249766

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Absorção na interface N-(2-aminoetil) (3-aminopropil) silica/soluções dos catons divalentes de cobalto, niquel cobre e zinco em alcool e acetona

Autor: Espínola, José Geraldo de Paiva

Publikováno v: Biblioteca Digital de Teses e Dissertações da Universidade Estadual de Campinas (UNICAMP)
Universidade Estadual de Campinas (UNICAMP)
instacron:UNICAMP

Orientador : Claudio Airoldi Tese (doutorado) - Universidade Estadual de Campinas, Instituto de Quimica Resumo: Foram estudados nos solventes acetona e etanol vários aspectos das interações metal-ligante, de alguns cátions divalentes da primeira

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::383c9264d66697b5d8324eabca6f5662
https://doi.org/10.47749/t/unicamp.1984.47566

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Síntese e caracterização de complexos homonucleares e heteronucleares de lantanídeos e bismuto obtidos a partir de citrato de sódio e 1,10-fenantrolina

Autor: Oliveira, Handerson Silva Venceslau

Publikováno v: Biblioteca Digital de Teses e Dissertações da UFPB
Universidade Federal da Paraíba (UFPB)
instacron:UFPB

Homonuclear complexes LnCitnH2O (Ln3+ = Eu3+, Tb3+ and Gd3+) were synthesized by stoichiometric addition of the respective aqueous solutions of the Ln3+ ions under the form nitrate and sodium citrate solution (Na3Cit) at a ratio of 1:1. A complex of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::76402e1b91655abc439e50f98e02d1c4
https://repositorio.ufpb.br/jspui/handle/tede/9027

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Materiais híbridos contendo complexos de íons lantanídeos ligados covalentemente à superfície da sílica gel e luminescência sensibilizada por ligantes ß- Dicetonatos

Autor: Aguiar, Franklin Pessoa

Publikováno v: Biblioteca Digital de Teses e Dissertações da UFPB
Universidade Federal da Paraíba (UFPB)
instacron:UFPB

This paper reports the preparation of novel organic-inorganic hybrid materials based on silica gel functionalized with silylating agents (3-aminopropyl) trimethoxysilane (APTS), [3-(2-aminoethylamine)-propyl]-trimethoxysilane (DAPTS) and 3-[2-(2-amin

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::ee9b827ec8fc80fb93b0ee5d9b2db081
https://repositorio.ufpb.br/jspui/handle/123456789/14778

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Mesoporous silica modified with groups containing nitrogen and sulfur as adsorbents for metal ions in solution

Autor: Germano, Ana Fernanda de Souza

Publikováno v: Biblioteca Digital de Teses e Dissertações da UFPB
Universidade Federal da Paraíba (UFPB)
instacron:UFPB

Mesoporous organic-inorganic hybrids are promising candidates in the field of adsorption. In this work new adsorbents based on mesoporous silica MCM-41 and HMS types organofunctionalized with groups containing nitrogen and sulfur using the method aft

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::c14b567d4f2acc5c8d8e0a1a257e530f
https://repositorio.ufpb.br/jspui/handle/tede/7077

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Mesoporous calcium phosphates and as silica nanocomposites: synthesis, characterization and controlled drug delivery essay

Autor: Fernandes, Ane Josana Dantas

Publikováno v: Biblioteca Digital de Teses e Dissertações da UFPB
Universidade Federal da Paraíba (UFPB)
instacron:UFPB

The main application of calcium phosphates is as biomaterials, which are used as graft or bone implants. The preparation of mesoporous bioceramics allowed the use of these materials as drug carriers, as drugs incorporated into porous structure would

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::69a3b0623426febe900ddb51e98ca455
https://repositorio.ufpb.br/jspui/handle/tede/7040

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Vermiculitas tratadas quimicamente na obtenção de sólidos microporosos como precursores para híbridos inorgânico-orgânicos com aplicações adsortivas

Autor: Alves, Ana Paula de Melo

Publikováno v: Repositório Institucional da UFRN
Universidade Federal do Rio Grande do Norte (UFRN)
instacron:UFRN
Biblioteca Digital de Teses e Dissertações da UFPB
Universidade Federal da Paraíba (UFPB)
instacron:UFPB

ALVES, Ana paula Melo. Vermiculitas tratadas quimicamente na obtenção de sólidos microporosos como precursores para híbridos inorgânico-orgânicos com aplicações adsortivas. 2009. 124 f. Tese (Doutorado em Quimica) - Centro de Ciências Exatas

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::44f8d0e14dd140c8fde589ad2396600e
https://repositorio.ufrn.br/jspui/handle/1/3086

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Synthesis and thermodynamic study in antimomy and bismuth tricholride adducts with 2,2 -BIPYRIDINE And 1,10-Phenantroline

Autor: Martins, Evandro Paulo Soares

Publikováno v: Biblioteca Digital de Teses e Dissertações da UFPB
Universidade Federal da Paraíba (UFPB)
instacron:UFPB

In this work were synthesized, characterized and studied experimentally and theoretically, the compounds of general formula [MX3 (L)], where M = Sb or Bi, X = Cl, Br, L = 2,2'-bipyridine (Bpy), 1,10-phenanthroline (Phen). The synthesized compounds we

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::45587af897aefa35004747172995e010
https://repositorio.ufpb.br/jspui/handle/tede/7037

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Modification of silica propiletilenodiamina with formaldehyde - a study of equilibrium and the kinetics of adsorption of cadmium, lead and chromate ions

Autor: Aguiar, Franklin Pessoa

Publikováno v: Biblioteca Digital de Teses e Dissertações da UFPB
Universidade Federal da Paraíba (UFPB)
instacron:UFPB

In this work, modified silica gel with the group aminopropiletanoimina was used as retention capacity for the ions cadmium, lead and cromate. The tests were accomplished in aqueous solutions under different conditions of pH, in constant temperature o

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::edc0b5d00401876f51ab5570fd91fe45
https://repositorio.ufpb.br/jspui/handle/tede/7177

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