Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Rafaela Fernanda Carvalhal"'
Autor:
Angelo L. Gobbi, Maria Helena de Oliveira Piazetta, Rafaela Fernanda Carvalhal, Renata Kelly Mendes, Lauro T. Kubota, D.S. Machado, Ney H. Moreira, A.L.J. Almeida
Publikováno v:
Biosensors and Bioelectronics. 25:2200-2204
The use of an amperometric biosensor for rapid salicylate determination in blood is described. Photolitography was used to make gold electrodes on a polyester film. The plastic microcell was characterized using cyclic voltammetry to demonstrate the e
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e23510c52d78687a7671763f7f40bc8f
https://doi.org/10.1016/j.bios.2010.02.026
https://doi.org/10.1016/j.bios.2010.02.026
Autor:
Rafaela Fernanda Carvalhal, Maria Helena de Oliveira Piazetta, Lauro T. Kubota, Marta Simão Kfouri, Angelo L. Gobbi
Publikováno v:
Analytical Chemistry. 82:1162-1165
Prototypes of microfluidic paper-based separation devices with amperometric detection were developed and evaluated. Photolithography was used to make a gold electrochemical microcell on polyester and that microcell was coupled to a strip of paper whe
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2d6d843f0b49c78fafe5899ccf0145a1
https://doi.org/10.1021/ac902647r
https://doi.org/10.1021/ac902647r
Autor:
Rafaela Fernanda Carvalhal, Susana I. Córdoba de Torresi, Carolina D. Cerri, Lauro T. Kubota, Marcio Vidotti, Jailson C. Dias, Renata Kelly Mendes
Publikováno v:
Journal of Electroanalytical Chemistry. 636:18-23
The present paper describes the utilization of nickel hydroxide modified electrodes toward the catalytic oxidation of carbohydrates (glucose, fructose, lactose and sucrose) and their utilization as electrochemical sensor. The modified electrodes were
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bde1644d8dc1930f89244c2c3c2e6815
https://doi.org/10.1016/j.jelechem.2009.09.006
https://doi.org/10.1016/j.jelechem.2009.09.006
Autor:
Lauro T. Kubota, Danielle Cristhina Melo Ferreira, Luis Antonio Peroni, Dagmar Ruth Stach-Machado, Rafaela Fernanda Carvalhal, Renata Kelly Mendes
Publikováno v:
Journal of the Brazilian Chemical Society. 20:795-801
Soybean rust is a disease that occurs on soybean leaves and is considered very aggressive, reducing product quality. Early identification of fungus in the plants prevents severe farming losses as well as spreading to neighboring cultures. In this pap
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8d3201f9e0e1b194621b76a52a7074fc
https://doi.org/10.1590/s0103-50532009000400023
https://doi.org/10.1590/s0103-50532009000400023
Publikováno v:
Journal of Electroanalytical Chemistry. 612:164-172
Different immobilization procedures for horseradish peroxidase (HRP) were investigated using, as support matrices, self-assembled monolayers (SAM) formed on gold electrodes. The influences of these immobilization processes in the biosensor performanc
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cd3b3f94d2104a2a7ad8b7de59491219
https://doi.org/10.1016/j.jelechem.2007.09.033
https://doi.org/10.1016/j.jelechem.2007.09.033
Publikováno v:
Analytica Chimica Acta. 575:172-179
A simple strategy for cysteine determination using flow-injection analysis with electrochemical detection is described. The approach is based on the chemisorptions reactions of the sulfur moiety of cysteine upon polycrystalline gold electrodes and it
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6537ee66c9194348e08b035f67098c46
https://doi.org/10.1016/j.aca.2006.06.001
https://doi.org/10.1016/j.aca.2006.06.001
Publikováno v:
Electroanalysis. 17:1251-1259
The influence of different surface pretreatment procedures on the electrochemical response of a polycrystalline gold electrode was evaluated. Mechanical polishing with slurry alumina (M), chemical oxidation with H2SO4/H2O2 (C), electrochemical polish
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::64cdb9af2ab99200b33eb7c1ba08f1a0
https://doi.org/10.1002/elan.200403224
https://doi.org/10.1002/elan.200403224
Autor:
Rafaela Fernanda Carvalhal, Renata Kelly Mendes, Marcio Vidotti, Danielle Cristhina Melo Ferreira, Lauro T. Kubota
Publikováno v:
Journal of the Brazilian Chemical Society, Volume: 22, Issue: 1, Pages: 20-3, Published: JAN 2011
Journal of the Brazilian Chemical Society v.22 n.1 2011
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Journal of the Brazilian Chemical Society v.22 n.1 2011
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
The present review discusses the latest advances in biosensor technology achieved by the assembly of biomolecules associated with gold nanoparticles in analytical devices. This review is divided in sections according to the biomolecule employed in th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fc6d183e95892765a2522c89de6fcf60
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532011000100002&lng=en&tlng=en
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532011000100002&lng=en&tlng=en
Publikováno v:
Repositório Institucional da UnicampUniversidade Estadual de CampinasUNICAMP.
Orientador: Lauro Tatsuo Kubota
Tese (doutorado) - Universidade Estadual de Campinas, Instituto de Química
Made available in DSpace on 2018-08-17T19:48:10Z (GMT). No. of bitstreams: 1 Passos_RafaelaFernandaCarvalhal_D.pdf: 3256536 bytes, c
Tese (doutorado) - Universidade Estadual de Campinas, Instituto de Química
Made available in DSpace on 2018-08-17T19:48:10Z (GMT). No. of bitstreams: 1 Passos_RafaelaFernandaCarvalhal_D.pdf: 3256536 bytes, c
Externí odkaz:
http://repositorio.unicamp.br/jspui/handle/REPOSIP/248392
Publikováno v:
Biosensorsbioelectronics. 24(8)
Soybean rust (Asian rust) is a disease that occurs in soy cultures, negatively affecting pod formation and final grain weight and reducing value and product quality. Early identification of fungus in the plants prevents severe farming losses and spre
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::65e1ff7916a6c90b2adfe44b8fd05aa9
https://pubmed.ncbi.nlm.nih.gov/19200709
https://pubmed.ncbi.nlm.nih.gov/19200709