Palladium-supported catalysts in methane combustion: comparison of alumina and zirconia supports

期刊论文
摘要:
Palladium catalysts supported on alumina and zirconia were prepared by the impregnation method and c...
doi:
10.1590/S0100-40422012000600009
作 者:
Rocha, Maria da Graç...
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Química Nova

Chemical constituents and anti-inflammatory and antioxidant activities evaluation of the leaves extracts of Chomelia obtusa Cham. & Schltdl. (Rubiaceae)

期刊论文
摘要:
The phytochemical investigation of Chomelia obtusa leaves led to the isolation of four triterpenes (...
doi:
10.1590/S0100-40422008000800013
作 者:
Bersani-Amado, Cioma...
作者机构:
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期刊标题:
Química Nova

Volatile compounds in the thermoplastic extrusion of bovine rumen

期刊论文
摘要:
The volatile compounds of raw and extruded bovine rumen, extracted by dynamic headspace, were separa...
doi:
10.1590/S0100-40422008000800014
作 者:
Universidade de São ...
作者机构:
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Química Nova

Determination of biodiesel raw materials in mineral diesel fuel using selective ion monitoring

期刊论文
摘要:
The selective ion monitoring acquisition mode in mass spectrometry was applied to identify, in the d...
doi:
10.1590/S0100-40422008000500022
作 者:
Veiga Junior, Valdir...
作者机构:
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期刊标题:
Química Nova

The reaction between Phenylnitromethanes and enoate derived from D-mannitol in the presence of TBAF or DBU: tandem syn-selective conjugate addition and NEF reaction

期刊论文
摘要:
A tandem syn-selective conjugate addition - Nef reaction was observed when phenylnitromethane and ox...
doi:
10.1590/S0100-40422008000400024
作 者:
Centro de Ciências d...
作者机构:
期刊编号:
期刊标题:
Química Nova

Mixed micelles formation between bile salt sodium cholate and the anionic surfactant sodium dodecanoate

期刊论文
摘要:
Mixed-micelle formation between sodium chlolate (NaC) and the anionic surfactant sodium dodecanoate ...
doi:
10.1590/S0100-40422008000800029
作 者:
Felippe, Arlindo C.;...
作者机构:
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Química Nova

Chaetoglobosins produced by Chaetomium globosum, endophytic fungus found in association with Viguiera robusta Gardn (Asteraceae)

期刊论文
摘要:
Endophytes live in association with host plants during all or part of their life cycle without causi...
doi:
10.1590/S0100-40422008000700015
作 者:
Pupo, Mônica T.;Kawa...
作者机构:
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Química Nova

Prediction of chemical oxygen demand in mature landfill leachate doped with Fenton's reagent, using empirical mathematical model obtained by full factorial design

期刊论文
摘要:
COD is an important parameter to estimate the concentration of organic contaminants. The closed syst...
doi:
10.1590/S0100-40422008000700008
作 者:
Salazar, Rodrigo Fer...
作者机构:
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Química Nova

Preparation and characterization of activated carbon produced from coffee waste

期刊论文
摘要:
Coffee fruit processing is one of the most polluting activities in agriculture due to the large amou...
doi:
10.1590/S0100-40422008000500019
作 者:
Guerreiro, Mário Cés...
作者机构:
期刊编号:
期刊标题:
Química Nova

Fluoride content in green tea infusions (Camellia sinensis)

期刊论文
摘要:
The aim of this work was to study the influence of green tea consumption on fluoride ingestion. The ...
doi:
10.1590/S0100-40422008000200024
作 者:
Almeida, Cristina M....
作者机构:
期刊编号:
期刊标题:
Química Nova
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