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Química Nova
versión impresa ISSN 0100-4042

 

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Quím. Nova vol.35 no.9 São Paulo  2012

 Editorial
  
 ·  O PLC 180/2008: um projeto de lei que não olha para os problemas da educação e inclui propostas excêntricas para a seleção no ensino superior
Chaimovich, Hernán

  
 Artigo
  
 ·  Modified montmorillonite as a heterogeneous catalyst in (m)ethyl esterification reaction of lauric acid
Zatta, Leandro; Nepel, Angelita; Barison, Andersson; Wypych, Fernando

  
 ·  Basic properties of potassium oxide supported on zeolite y studied by pyrrole-tpd and catalytic conversion of methylbutynol
Nuttinee, Supamathanon; Jatuporn, Wittayakun; Sanchai, Prayoonpokarach; Wojciech, Supronowicz; Frank, Roessner

        · resumen en Inglés     · texto en Inglés     · pdf en Ingléspdf en Inglés
  
 ·  A comparative study of hydroxyapatite nanoparticles synthesized by different routes
Paz, Adrian; Guadarrama, Dainelys; López, Mónica; E. González, Jesús; Brizuela, Nayrim; Aragón, Javier

        · resumen en Inglés     · texto en Inglés     · pdf en Ingléspdf en Inglés
  
 ·  Phenolic acids, flavonoids and antioxidant activity in honey of Melipona fasciculata, M. flavolineata (Apidae, Meliponini) and Apis mellifera (Apidae, Apini) from the Amazon
Oliveira, Patricia Sertão; Müller, Regina Celi Sarkis; Dantas, Kelly das Graças Fernandes; Alves, Claudio Nahum; Vasconcelos, Marcus Arthur Marçal de; Venturieri, Giorgio Cristino

  
 ·  The QuEChERS method for determination of ochratoxin a and citrinin in rice and rice bran
Hackbart, Helen C. dos S.; Souza, Michele Moraes de; Scaglioni, Priscila Tessmer; Primel, Ednei G.; Garda-Buffon, Jaqueline; Badiale-Furlong, Eliana

  
 ·  Application of multivariate calibration and artificial intelligence in the analysis of infrared spectra to quantify organic matter in soil samples
Souza, Diego M.; Madari, Beata E.; Guimarães, Freddy F.

  
 ·  Barium absorption by rice plants (Oryza sativa L.) and mobility in soil treated with barite under different redox potential conditions
Lima, Erica Souto Abreu; Amaral Sobrinho, Nelson Moura Brasil do; Magalhães, Marcio Osvaldo Lima; Guedes, Jair do Nascimento; Zonta, Everaldo

  
 ·  Theoretical and experimental study of infrared spectra of fatty acid esters present in soybean biodiesel
Castilho-Almeida, Eduardo W.; Santos, Hélio F. Dos; Miranda, Alisson Marques de; Jorio, Ado; Ferreira, Erlon H. Martins; Achete, Carlos Alberto; Armond, Raigna A. S. Z.; Anconi, Cleber Paulo A.; Almeida, Wagner Batista De

  
 ·  Synthesis and biological evaluation of biaryl analogs of antitubulin compounds
Tozatti, Camila Santos Suniga; Khodyuk, Rejane Gonçalves Diniz; Silva, Adriano Olimpio da; Santos, Edson dos Anjos dos; Amaral, Marcos Serrou do; Lima, Dênis Pires de; Hamel, Ernest

        · resumen en Inglés     · texto en Inglés     · pdf en Ingléspdf en Inglés
  
 ·  Optimization of wood flour acetylation by factorial design and partial least squares regression
Nadal, Lisandra M. K.; Cararo, Daniele C.; Pinheiro, Luís A.; Prestes, Rosilene A.

        · resumen en Inglés     · texto en Inglés     · pdf en Ingléspdf en Inglés
  
 ·  Classification of waste wood treated with chromated copper arsenate and boron/fluorine preservatives
Ferrarini, Suzana Frighetto; Santos, Heldiane Souza dos; Miranda, Luciana Gampert; Azevedo, Carla M. N.; Pires, Marçal J. R.; Maia, Sandra Maria

  
 ·  Zn-edta degradation by catechol-driven fenton reaction
Oviedo, Claudia; Berrocal, Alexander; Navarrete, José; Mansilla, Héctor; Contreras, David

        · resumen en Inglés     · texto en Inglés     · pdf en Ingléspdf en Inglés
  
 ·  Synthesis, characterization and study of the magnetic properties of a coordination polymer containing cobalt(II) and copper(II)
Cunha, Tamyris T. da; Stumpf, Humberto O.; Pereira, Cynthia L. M.; Pires, Heber S.; Oliveira, Luiz F. C. de; Pedroso, Emerson F.; Nunes, Wallace C.

  
 ·  Hydrolytic activity of bacterial lipases in amazonian vegetable oils
Willerding, André Luis; Carvalho Neto, Francisco Geraldo Mello da Rocha; Gama, Auricélia Matos da; Carioca, Cláudia Regina Ferreira; Oliveira, Luiz Antonio de

        · resumen en Inglés     · texto en Inglés     · pdf en Ingléspdf en Inglés
  
 ·  Effects of environmental conditions on the content and chemical variability of volatile oils of dalbergia frutescens (Vell.) Britton (Fabaceae)
Mendes, Caroline Eliza; Casarin, Fabiana; Ohland, Anderson Luis; Flach, Adriana; Costa, Luiz Antonio Mendonça Alves da; Denardin, Rosiane Berenice Nicoloso; Moura, Neusa Fernandes de

  
 ·  Characterization and classification of the environmental risk of host rock from a chromite mine in Andorinha / Bahia / Brazil
Teixeira, Aline Maria dos Santos; Garrido, Francisco M. S.; Medeiros, Marta Eloisa; Sampaio, João Alves

  
 ·  Theoretical investigation of electronic excitation transfer between chlorophylls in light-harvesting antenna of photosystem ii using quantum computers
Dehestani, Maryam; Shojaei, Somaie; Khosravan, Azita

        · resumen en Inglés     · texto en Inglés     · pdf en Ingléspdf en Inglés
  
 ·  Chemical composition, circadian rhythm and antibacterial activity of essential oils of piper divaricatum: a new source of safrole
Barbosa, Queila P. S.; Câmara, Cláudio A. G. da; Ramos, Clécio S.; Nascimento, Daniele C. O.; Lima-Filho, José V.; Guimarães, Elsie F.

        · resumen en Inglés     · texto en Inglés     · pdf en Ingléspdf en Inglés
  
 ·  Assessment of transport of 2,4-dichlorophenoxyacetic acid using a lysimeter
Macedo Neto, Daniel; Froehner, Sandro; Machado, Karina Scurupa

  
 ·  Characterization of teas from Lippia gracilis schauer genotypes by HPLC-DAD chromatographic profile combined with chemometric analyses
Prado, Vilma Menezes de Jesus; Moraes, Valéria Regina de Souza; Nogueira, Paulo Cesar de Lima; Cruz, Elizangela Mércia Oliveira; Blank, Arie Fitzgerald; Pereira-Filho, Edenir Rodrigues; Martins, Lúcia Regina Rocha

  
 Revisão
  
 ·  The volatile fraction of sugar cane spirits produced in Brazil
Moreira, Ricardo F. A.; Netto, Claudia C.; Maria, Carlos A. B. de

  
 ·  Nanoemulsions as parenteral drug delivery systems
Bruxel, Fernanda; Laux, Manoela; Wild, Luisa Bartmann; Fraga, Michelle; Koester, Letícia S.; Teixeira, Helder F.

  
 ·  Fundamental principia and models of inter and intramolecular energy transfer
Souza, Ernesto R.; Sigoli, Fernando A.

  
 ·  Development, production and characterization of nanocrystals of poorly soluble drugs
Fangueiro, Joana F.; Marques, Inês R.; Severino, Patrícia; Santana, Maria Helena A.; Souto, Eliana B.

  
 Nota técnica
  
 ·  Recovery of tungsten from wolframite from the Igarapé Manteiga mine (Rondônia - Brazil) via acidic leaching
Paulino, Jéssica Frontino; Afonso, Julio Carlos; Mantovano, José Luiz; Vianna, Cláudio Augusto; Cunha, José Waldemar Silva Dias da

  
 ·  Evaluation of extraction methods for the determination of Cr and ni in pharmaceutical formulations and raw materials used in the production of cephalexin and ciprofloxacin medicines
de Paula, Carlos Eduardo R.; Brum, Daniel M.; Caldas, Luiz Fernando S.; Cassella, Ricardo J.

  
 ·  Assessment of air pollution of karting circuits
Laurentino, Lauro de Sena; Marques, Mônica Regina da Costa; Corrêa, Sérgio Machado

  
 ·  Easy assembly of a sodium press
Oliveira, Alfredo R. M. de; Oliveira, Amanda Chaves de

  
 Educação
  
 ·  Preparation of silver and gold nanoparticles: a simple method to introduce nanotechnology into teaching laboratories
Melo Jr., Maurício Alves; Santos, Lucas Samuel Soares; Gonçalves, Maria do Carmo; Nogueira, Ana Flávia

  
 ·  New holistic metrics for assessing greenness of chemical reactions in the laboratory
Ribeiro, Maria Gabriela T. C.; Machado, Adélio A. S. C.

  
 ·  Virtual polarimeter: development, use and evaluation of an educational software application
Silva Júnior, José Nunes da; Barbosa, Francisco Geraldo; Leite Junior, Antonio José Melo

  
 ·  Microwave-assisted phenytoin synthesis: proposed practical class for undergraduate students
Konrath, Eduardo L.; Piedade, Maristela; Eifler-Lima, Vera Lucia

  
 Assuntos gerais
  
 ·  Sustainable development and complex thought: case study: use of clays as catalyzers
Souza, Soraia P. L. de; Marques, Mônica R. da C.; Mattos, Marcio C. S. de