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Espectroscopia de impedância elétrica do VO2
(Universidade Federal de Santa Maria, 2010-01-18)
Impedance Spectroscopy has been performed at the metal-semiconductor transition of vanadium dioxide thin films. The samples have been deposited by reactive magnetron sputtering onto heated glass substrates. The crystallographic ...
Análise estrutural de complexos contendo te(IV) nas formas aniônica e catiônica
(Universidade Federal de Santa Maria, 2007-02-26)
In this work the synthesis and a detailed crystallochemical study of a series of complexes salts of Te(IV), with general formula [R3Te][PhTeX4] and [R3Te]2[TeX6], in
which Te(IV) atoms appears in both cationic and anionic ...
Síntese e análise estrutural de clusters binários e ternários derivados de bis(fenilselenolato) de mercúrio Hg(SePh)2
(Universidade Federal de Santa Maria, 2012-03-30)
This work deals with the synthesis and structural analysis of binary and
ternary clusters derivatives from mercury bis(phenylselenolate) - Hg(SePh)2.
The reaction of Hg(SePh)2 with Mg(II), Fe(II), Co(II) and Ni(II) metal ...
Síntese, reatividade e caracterização estrutural de haletos de telúrio e ariltelurenila com estados de oxidação incomuns ou mistos.
(Universidade Federal de Santa Maria, 2011-03-24)
This work presents a study related to the halogenation of diarylditellurides (RTe)2
in order to obtain tellurium and aryltellurenyl halides with unusual or mixed oxidation
states. Although regarded as essentially unstable, ...
Estudo sobre a versatilidade do caráter metálico do elemento telúrio contido em sistemas moleculares
(Universidade Federal de Santa Maria, 2019-07-26)
This work presents the synthesis and detailed structural analysis of a series of new complex salts of organotellurium halides with an emphasis on exploring the versatility of the metallic character of the tellurium atom, ...
Avaliação da auto-associação molecular de complexos metálicos com ligantes triazenidos derivados do 1,3-bis(fenil)triazeno
(Universidade Federal de Santa Maria, 2007-09-13)
This work presents the synthesis and the investigation of the crystalline and molecular structure of 1,3-bis(2-methoxy-4-nitrophenyl)triazene ethanol and seventeen new mononuclear or binuclear complexes of Cu(I), Cu(II), ...
Síntese e caracterização de triazenos e complexos com Hg(II) incluindo arranjos supramoleculares
(Universidade Federal de Santa Maria, 2011-10-14)
This work presents the synthesis of new compounds and their triazenes complexes of
mercury(II). Triazenes have three nitrogen atoms connected in sequence [ N=N N(H) ] and, when
deprotonated, they become good Lewis bases ...
Síntese, cristalografia e atividade biológica de complexos triazenidos de Au(I), Ag(I), Pd(II) E Pt(II)
(Universidade Federal de Santa Maria, 2012-08-24)
This work presents the synthesis of compounds and their triazenes complexes of gold(I), silver(I), platinum(II) and paladium(II). Triazenes have three nitrogen atoms connected in sequence [ N=N N(H) ] and, when deprotonated, ...
Estudo sobre a síntese e caracterização de clusters binários e ternários de organocalcogenetos contendo metais de transição
(Universidade Federal de Santa Maria, 2008-03-31)
This work presents a study related to the synthesis and characterization of a series of clusters with chacogen-metal bonds in which the metals are mercury, silver, cobalt, nickel, palladium, cadmium and zinc. The synthetic ...
Novos calcogenolatos de paládio(II) contendo núcleo [Pd2(-ER)2]: síntese e caracterização estrutural
(Universidade Federal de Santa Maria, 2016-02-26)
This work describes the synthesis and structural characterization of six new palladium(II) chalcogenolates derivatives containing [Pd2(-ER)2] core. These six compounds were characterized by single crystal X-ray diffraction ...