Search Results - "MARTINES, M. A. U"

Thermal characterization of bacterial cellulose-phosphate composite membranes by BARUD, H. S, RIBEIRO, C. A, CRESPI, Marisa S, MARTINES, M. A. U, DEXPERT-GHYS, J, MARQUES, R. F. C, MESSADDEQ, Y, RIBEIRO, S. J. L

“…Cellulose-phosphate composite membranes have been prepared from bacterial cellulose membranes (BC) and sodium polyphosphate solution. The structure and thermal…”
Get full text

Preconcentration and determination of Cu(II) in a fresh water sample using modified silica gel as a solid-phase extraction adsorbent by Pereira, A.S., Ferreira, G., Caetano, L., Martines, M.A.U., Padilha, P.M., Santos, A., Castro, G.R.

“…A method was developed to attach 4-amino-2-mercaptopyrimidine (AMP) onto silica gel surface and to determine trace metals. The surface functionalization…”
Get full text

Bacterial cellulose–silica organic–inorganic hybrids by Barud, H. S., Assunção, R. M. N., Martines, M. A. U., Dexpert-Ghys, J., Marques, R. F. C., Messaddeq, Y., Ribeiro, S. J. L.

“…Bacterial cellulose (BC) hydrated membranes present nanometric reticulated structure that can be used as a template in the preparation of new organic–inorganic…”
Get full text

Incorporation of dithiooxamide as a complexing agent into cellulose for the removal and pre-concentration of Cu(II) and Cd(II) ions from natural water samples by Jorgetto, A.O., Silva, R.I.V., Longo, M.M., Saeki, M.J., Padilha, P.M., Martines, M.A.U., Rocha, B.P., Castro, G.R.

“…[Display omitted] ► A complexing agent was incorporated into the structure of commercial cellulose. ► The modified cellulose was used in the removal of metal…”
Get full text

Cassava root husks powder as green adsorbent for the removal of Cu(II) from natural river water by JORGETTO, A. O, SILVA, R. I. V, SAEKI, M. J, BARBOSA, R. C, MARTINES, M. A. U, JORGE, S. M. A, SILVA, A. C. P, SCHNEIDER, J. F, CASTRO, G. R

“…Through a series of simple processes, cassava root husks were turned into a fine powder of controlled particle size (63-75 mu m). FTIR spectrum demonstrated…”
Get full text

Emodin-Containing MCM-41 Type Mesoporous Silica Nanoparticle Drug Delivery System by dos Santos, I. M. D., Pereira, S. P., Mezacasa, A. V., Caceres, O. I. A., Timoteo, F., Lopes, A. S., del Pino, K. F., Duarte, A. P., Cardoso, T. F. M., de Castro, G. R., Rashid, H. U., Martines, M. A. U.

“…With the aim of developing drug delivery systems, it was shown that nanoparticles of mesoporous silica molecular sieve MCM-41 with average size 100-150 nm and…”
Get full text

Nanostructured materials based on mesoporous silica and mesoporous silica/apatite as osteogenic growth peptide carriers by Mendes, L.S., Saska, S., Martines, M.A.U., Marchetto, R.

“…The aim of this work was the preparation of inorganic mesoporous materials from silica, calcium phosphate and a nonionic surfactant and to evaluate the…”
Get full text

Chromium-containing silica materials by Godoi, R.H.M, Jafelicci, M, Davolos, M.R, Fernandes, L, Martines, M.A.U, Portillo, J

“…Chromium-containing silica samples were obtained from soluble sodium silicate solutions in the presence of different chromium nitrate concentrations…”
Get full text