Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Robson Carlos de Andrade"'
Autor:
Cristiane Freitas de Almeida, Robson Carlos de Andrade, Giulyane Felix de Oliveira, Patricia Hatsue Suegama, Eduardo José de Arruda, José Augusto Texeira, Claudio Teodoro de Carvalho
Publikováno v:
Orbital: The Electronic Journal of Chemistry, Vol 9, Iss 1, Pp 18-26 (2017)
This study reports the production of activated carbon (AC) from chemical activation with sodium hydroxide in pyrolysis temperature of 500 to 600 °C using alternative and renewable material, Buriti petiole. The characterization of the material was pe
Externí odkaz:
https://doaj.org/article/d29b2d1ae00b496888ccab2b291af71c
Autor:
Giulyane Felix de Oliveira, Robson Carlos de Andrade, Magno Aparecido Gonçalves Trindade, Heloysa Martins Carvalho Andrade, Cláudio Teodoro de Carvalho
Publikováno v:
Química Nova, Vol 40, Iss 3, Pp 284-292
Activated carbons (ACs) with well–developed microstructure and high microporosity were obtained from biomass by potassium hydroxide activation. The preparation process consisted in producing carbon materials in the ratios of activating agent to raw
Externí odkaz:
https://doaj.org/article/f217e8fa995142a0976c125ac589f5f9
Autor:
Raildo A. Fiuza-Jr, Robson Carlos de Andrade, Heloysa Martins Carvalho Andrade, Rodrigo S. Gonzaga Menezes
Publikováno v:
Carbon Letters. 31:779-793
Mango fruit seed shells were used as starting materials to produce activated carbons for the capture of acetone, a typical volatile organic compound (VOC), from gaseous streams. This fruit waste presents high volatiles and low ashes contents, as expe
Autor:
Laise Bacelar Correia, Robson Carlos de Andrade, Heloysa Martins Carvalho Andrade, Raildo A. Fiuza
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 131:579-586
Activated carbons were prepared from mango (Mangifera indica L.) fruit seed shells and used as CO2 capture adsorbents. The pyrolysis of the biomass was previously undertaken, and the chemical activation of the carbonized material was performed by usi
Publikováno v:
Journal of Environmental Chemical Engineering. 4:4229-4236
Activated carbons derived from the stones of yellow mombin, an abundant tropical fruit, were prepared at 500 and 700 °C (referred to here as BP5 and BP7, respectively). The carbons were further activated with KOH and the resulting materials (referre
Autor:
Robson Carlos de Andrade, Cláudio Teodoro de Carvalho, Patrícia H. Suegama, Pedro Augusto Arroyo, Eduardo José de Arruda, Cristiane Freitas de Almeida
Publikováno v:
Environmental Technology & Innovation. 3:28-34
The growth of industrial sector has increased the generation of harmful pollutants to the environment, along with the need of their appropriate treatment including proper disposal or reuse so that activated carbon (AC), which can be obtained from var
Autor:
Cristiane Freitas de Almeida, Adriano Buzutti de Siqueira, Flávio Junior Caires, Robson Carlos de Andrade, Cláudio Teodoro de Carvalho, O. Treu-Filho
Publikováno v:
Thermochimica Acta. 596:56-62
In this study, the trans-3,4-(methylenedioxy)cinnamic acid was used as precursor for the synthesis of transition metal compounds, which were characterized by coupled TG-DTA/FT-IR system, elemental analysis, FT-IR spectroscopic study and titrimetric a
Autor:
Cristiane Freitas de Almeida, Cláudio Teodoro de Carvalho, Laís Weber Aguiar, Robson Carlos de Andrade, E. A. Falcão, Flávio Junior Caires
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 117:251-258
Lanthanides 2-aminoterephthalate compounds were synthetized and characterized on the basis of TG–DTA data in order to study their thermal behavior, as well as to establish hydration grade and stoichiometry, while TG/FTIR system identified the gaseo
Autor:
A. B. Fortunato, Giulyane Felix de Oliveira, Robson Carlos de Andrade, Cláudio Teodoro de Carvalho, E. S. Camargo
Publikováno v:
Brazilian Journal of Thermal Analysis. 4:01
This work aimed at the synthesis and characterization of transition compounds with 2-aminoterephthalate ligand in the solid state. The compounds were characterized by simultaneous thermogravimetry-differential thermal analysis (TG-DTA), whereas evolv
Autor:
Cláudio Teodoro de Carvalho, Magno Aparecido Gonçalves Trindade, Robson Carlos de Andrade, Giulyane Felix de Oliveira, Heloysa Martins Carvalho Andrade
Publikováno v:
Química Nova, Vol 40, Iss 3, Pp 284-292
Química Nova v.40 n.3 2017
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Química Nova, Volume: 40, Issue: 3, Pages: 284-292, Published: APR 2017
Química Nova v.40 n.3 2017
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Química Nova, Volume: 40, Issue: 3, Pages: 284-292, Published: APR 2017
Activated carbons (ACs) with well–developed microstructure and high microporosity were obtained from biomass by potassium hydroxide activation. The preparation process consisted in producing carbon materials in the ratios of activating agent to raw