Vol. 12 No. 2 (2021): Julho a Dezembro de 2021

Published: 2021-12-31

Artigos

  • Metabolomics using HPLC-DAD-EM as a tool in the analysis of chlorogenic acid in leaves and callus of Hibiscus sabdariffa Linn

    Alessandra Carla Guimarães Sobrinho, Ricardo Felipe Alexandre de Mello, Alberdan Silva Santos
    1-10
    DOI: https://doi.org/10.22481/exon.v12i2.20521

  • Polyols as substitutes for sucrose: production, chemical characteristics, and health implications

    Mírian Megda Cordeiro, Thaynan Aparecida Bueno Chagas, Bruno Martins Dala Paula
    11-26
    DOI: https://doi.org/10.22481/exon.v12i2.20523

  • Evaluation of catalytic precursors of radical hydrogen peroxide decomposition

    Naiara Miotto Menino, Raquel Vera Zamadei, Carolina Elisa Demaman Oro, Luciana Dornelles Venquiaruto, Rogério Marcos Dallago, Marcelo Luis Mignoni
    27-36
    DOI: https://doi.org/10.22481/exon.v12i2.20598

  • Application of the Semiempirical RM1 method (Recife Model 1) and the MOPAC Software for the theoretical description of the electronic structure of Xanthohumol (2´,4´,6´,4-tetrahydroxy-3´-prenyl-chalcone)

    Rebeca Oliveira Golçalves, Beatriz Pereira do Nascimento, Rodrigo Veiga Tenório de Albuquerque
    37-45
    DOI: https://doi.org/10.22481/exon.v12i2.20601

  • CHEMICAL WASTES IN AN EDUCATIONAL AND RESEARCH INSTITUTION IN THE HEALTH AREA: MANAGEMENT AND MONITORING INDICATORS

    Cássio Giovanni, Elisabeth Pelosi Teixeira
    46-55
    DOI: https://doi.org/10.22481/exon.v12i2.20604

  • Development of fermented alcoholic beverage from xarope de bordo and guarana mix: physicochemical and sensory analysis

    Gustavo Piovesan Salles, Carolina Resmini Melo Marques, Aline Resmini Melo, Débora de Pellegrin Campos, Jeorge Luis dos Santos Amaral
    56-64
    DOI: https://doi.org/10.22481/exon.v12i2.20605

  • Compressive strength analysis of conventional concrete subjected to high temperatures

    Maryane Pipino Beraldo de Almeida, Jacqueline Roberta Tamashiro, Fabio Friol Guedes de Paiva, Lucas Henrique Pereira Silva, Angela Kinoshita, Bruno do Vale Silva
    65-74
    DOI: https://doi.org/10.22481/exon.v12i2.20608

  • Vortex-assisted matrix solid phase dispersion method for the determination of multiclass pesticides in earthworm

    Renata Rodrigues de Moura, Sergiane Souza Caldas, Caroline Lopes Feijo Fernandes, Júlia Oliveira Penteado, Ana Luiza Muccillo-Baisch, Ednei Gilberto Primel, Flavio Manoel Rodrigues da Silva Júnior
    75-91
    DOI: https://doi.org/10.22481/exon.v12i2.20610

  • Scientific production on the teaching of Physics in Youth and Adult Education (2015-2018)

    Divino Eduardo Duarte Rodrigues, Marcelo Franco Leão
    92-104
    DOI: https://doi.org/10.22481/exon.v12i2.20612

  • Purification of industrial glycerol: Production of ethyl esters from residual fatty acids using niobia catalyst

    Mailena Silva Dourado, Giulyane Felix de Oliveira, Alan Silva dos Santos, Donato Alexandre Gomes Aranda, Roger Fréty, Emerson Andrade Sales
    105-115
    DOI: https://doi.org/10.22481/exon.v12i2.20614

  • Evaluation of total phenolic content and antioxidant potential during craft beer production

    Bruno Martins Dala-Paula, Vivian Santana de Almeida, Gabriel Gerber Hornink, George Augusto Veloso de Oliveira, Amanda de Fátima Bueno
    116-128
    DOI: https://doi.org/10.22481/exon.v12i2.20615

  • Quantum Mechanics on Chemistry Teaching: Subjects Comparison between Chemistry Textbooks and Undergraduate Curricula

    Denise Gomes da Silva Costa, Marcelo Girardi Schappo
    129-139
    DOI: https://doi.org/10.22481/exon.v12i2.20617

  • Performance study of a laboratory scale heat exchanger

    Ana Julia Cabreira Maciel, Maiara de Aguiar da Costa, Rodrigo Battisti, Marcelo Dal Bó
    140-152
    DOI: https://doi.org/10.22481/exon.v12i2.20620