Preparation and evaluation of the Ca-Al layered double hydroxide for removal of copper(II), nickel(II), zinc(II), chromium(VI) and phosphate from aqueous solutions

Autor: César Reis, Jaderson L. Milagres, Carlos Roberto Bellato, Sukarno Olavo Ferreira, Rogério Sugaki Vieira

Publikováno v: Journal of Environmental Chemical Engineering. 5:5469-5480

Hydrocalumite (CaAl-LDH) was prepared by the co-precipitation method with different Ca2+/Al3+ molar ratios. Hydrocalumite at the molar ratio of 4:1 Ca2+/Al3+ (4HC) showed to be efficient in the removal of Cu2+, Ni2+ or Zn2+ from the aqueous solution.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::eaef17ffdd0c9df3cab29e26bb1278d9
https://doi.org/10.1016/j.jece.2017.10.013

Enhanced photocatalytic activity of TiO2-impregnated with MgZnAl mixed oxides obtained from layered double hydroxides for phenol degradation

Autor: Jaderson L. Milagres, Marciano F. de Almeida, Ann H. Mounteer, Liany D.L. Miranda, Sukarno Olavo Ferreira, Carlos Roberto Bellato

Publikováno v: LOCUS Repositório Institucional da UFV
Universidade Federal de Viçosa (UFV)
instacron:UFV

A series of TiO 2 /MgZnAl photocatalysts were successfully synthesized from ternary (Mg, Zn and Al) layered double hydroxides impregnated with TiO 2 nanoparticles by the co-precipitation method at variable pH with different Zn 2+ /Mg 2+ molar ratios.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fe1c7d4ac489c76fa4db88c867f59837
https://doi.org/10.1016/j.apsusc.2015.10.009

Preparation of calcined hydrotalcite/TiO2-Ag composite and enhanced photocatalytic properties

Autor: Jaderson L. Milagres, Carlos Roberto Bellato, Liany D.L. Miranda, Marciano F. de Almeida

Publikováno v: LOCUS Repositório Institucional da UFV
Universidade Federal de Viçosa (UFV)
instacron:UFV

A series of calcined hydrotalcite/TiO 2 -Ag (HTC/TiO 2 -Ag) composites with different silver (Ag) contents were successfully prepared and investigated as a catalyst for the photodegradation of phenol using UV–vis light (λ>300 nm). The Ag nanoparti

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a9ff105df6c3cd15aa610055a7b92171
http://www.locus.ufv.br/handle/123456789/22041

Preparation and evaluation of chitosan beads immobilized with Iron(III) for the removal of As(III) and As(V) from water

Autor: Carlos Roberto Bellato, José de Oliveira Marques Neto, Jaderson L. Milagres, Elson S. Alvarenga, Kenia Dias Pessoa

Publikováno v: Journal of the Brazilian Chemical Society v.24 n.1 2013
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Journal of the Brazilian Chemical Society, Volume: 24, Issue: 1, Pages: 121-132, Published: JAN 2013

The crosslinked chitosan-Fe(III) (Ch-FeCL) adsorbent was developed using Fe(III) immobilized on chitosan beads. After drying, the beads presented a diameter of approximately 1 mm and are stable in air. The adsorption behavior of As(III) and As(V) on

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::63f9e0b728eb4bf922f096a06ccabd85
https://doi.org/10.1590/s0103-50532013000100017

Analysis and development of a ride-through device for ac contactors

Autor: M.F. Braga, T. de Fernandes, Sérgio Silva, L. Milagres

Publikováno v: 2007 European Conference on Power Electronics and Applications.

Contactors with AC coils are among the most widely utilized electromechanical devices in industry. However, since this kind of equipment is usually very sensitive to disturbances in the utility voltages, they can be responsible for load misoperation

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::62d2d295b88b79b35009f658a820c452
https://doi.org/10.1109/epe.2007.4417762