Search Results - "HERRMANN, P. S. P"

Bionanocomposites containing magnetic graphite as potential systems for drug delivery by Ribeiro, Lígia N.M., Alcântara, Ana C.S., Darder, Margarita, Aranda, Pilar, Herrmann, Paulo S.P., Araújo-Moreira, Fernando M., García-Hernández, Mar, Ruiz-Hitzky, Eduardo

“…[Display omitted] New magnetic bio-hybrid matrices for potential application in drug delivery are developed from the assembly of the biopolymer alginate and…”
Get full text

TEM, XRD and AFM study of poly(o-ethoxyaniline) films: new evidence for the formation of conducting islands by Leite, Fabio L., Alves, William F., Mir, Mirta, Mascarenhas, Yvonne P., Herrmann, Paulo S. P., Mattoso, Luiz H. C., Oliveira, Osvaldo N.

“…The existence of conducting islands in polyaniline films has long been proposed in the literature, which would be consistent with conducting mechanisms based…”
Get full text

Application of atomic force spectroscopy (AFS) to studies of adhesion phenomena: a review by Leite, F. L., Herrmann, P. S. P.

“…This review article describes the fundamental principles of atomic force spectroscopy (AFS) and how this technique became a useful tool to investigate adhesion…”
Get full text

Low-cost gas sensors produced by the graphite line-patterning technique applied to monitoring banana ripeness by Manzoli, Alexandra, Steffens, Clarice, Paschoalin, Rafaella T, Correa, Alessandra A, Alves, William F, Leite, Fábio L, Herrmann, Paulo S P

“…A low-cost sensor array system for banana ripeness monitoring is presented. The sensors are constructed by employing a graphite line-patterning technique (LPT)…”
Get full text

Mapping of adhesion forces on soil minerals in air and water by atomic force spectroscopy (AFS) by Leite, F. L., Riul, A., Herrmann, P. S. P.

“…The adhesion force between an atomic force microscope (AFM) tip and sample surfaces, mica and quartz substrates, was measured in air and water. The force…”
Get full text

Microcantilever sensors coated with a sensitive polyaniline layer for detecting volatile organic compounds by Steffens, C, Leite, F L, Manzoli, A, Sandovall, R D, Fatibello, O, Herrmann, P S P

“…This paper describes a silicon cantilever sensor coated with a conducting polymer layer. The mechanical response (deflection) of the bimaterial (the coated…”
Get more information

Low-cost sensors developed on paper by line patterning with graphite and polyaniline coating with supercritical CO2 by STEFFENS, C, MANZOLI, A, FRANCHESCHI, E, CORAZZA, M. L, CORAZZA, F. C, VLADIMIR OLIVEIRA, J, HERRMANN, P. S. P

Get full text

Gas sensors development using supercritical fluid technology to detect the ripeness of bananas by Steffens, C., Franceschi, E., Corazza, F.C., Herrmann, P.S.P., Oliveira, J. Vladimir

“…This work reports the development of gas sensors with three different techniques applied to sensor coating with conducting polymer polyaniline (PANI) by: in…”
Get full text

Microcantilever sensors coated with doped polyaniline for the detection of water vapor by Steffens, C., Leite, F.L., Manzoli, A., Sandoval, R.D., Fatibello, O., Herrmann, P.S.P.

“…Summary In the present work, PANI (polyaniline) emeraldine salt (doped) and base (dedoped) were used as the sensitive layer of a silicon microcantilever, and…”
Get full text

Nanoscale conformational ordering in polyanilines investigated by SAXS and AFM by Leite, Fabio L., de Oliveira Neto, Mario, Paterno, Leonardo G., Ballestero, Michel R.M., Polikarpov, Igor, Mascarenhas, Yvonne P., Herrmann, Paulo S.P., Mattoso, Luiz H.C., Oliveira, Osvaldo N.

“…Understanding the adsorption mechanisms in nanostructured polymer films has become crucial for their use in technological applications, since film properties…”
Get full text

Study on the adsorption of poly( o-ethoxyaniline) nanostructured films using atomic force microscopy by Leite, F.L., Paterno, L.G., Borato, C.E., Herrmann, P.S.P., Oliveira, O.N., Mattoso, L.H.C.

“…Nanostructured films of poly( o-ethoxyaniline) (POEA) were studied by atomic force microscopy (AFM), which indicated a globular morphology for films containing…”
Get full text

Doping in poly( o-ethoxyaniline) nanostructured films studied with atomic force spectroscopy (AFS) by Leite, F.L., Alves, W.F., Neto, M. Oliveira, Polikarpov, I., Herrmann, P.S.P., Mattoso, L.H.C., Oliveira Jr, O.N.

“…The study of intermolecular interactions at interfaces is essential for a number of applications, in addition to the understanding of mechanisms involved in…”
Get full text

Alan MacDiarmid, um Nobel, uma lição de vida by Mattoso, L. H. C., Herrmann, P. S. P.

Get full text

Investigation of sisal fibers by atomic force microscopy: morphological and adhesive characteristics by Leite, F L, Herrmann, P S P, Da Róz, A L, Ferreira, F C, Curvelo, A A S, Mattoso, L H C

“…Atomic force microscopy (AFM) was used to study the nanoscale surface chemistry and morphological changes caused by chemical treatment of sisal fibers…”
Get more information

Comparison between different conditions of the chemical polymerization of polyaniline on top of PET films by Job, Aldo E., Herrmann Jr, Paulo S. P., Vaz, Denise O., Mattoso, Luiz H. C.

“…Composites produced during the in situ chemical polymerization of aniline on top of a poly(ethylene terephthalate) (PET) film, in different conditions, were…”
Get full text

PANI Conductivity: A Dependence of the Chemical Synthesis Temperature by Paschoalin, Rafaella T., Steffens, Clarice, Manzoli, Alexandra, Paris, Elaine C., Herrmann Jr, Paulo S. P.

“…This work evaluated the influence of the synthesis temperature on the polyaniline (PANI) properties obtained by in‐situ polymerization onto a poly…”
Get full text

Densification and residual stresses induced in glass surfaces by Vickers indentations by Ziemath, E.C, Herrmann, P.S.P

“…Images and profiles of Vickers impressions produced on as-received float-glass were obtained using atomic force microscopy (AFM). The images show that the…”
Get full text

Self-assembled hybrid films of phosphotungstic acid and aminoalkoxysilanes on SiO2/Si surfaces by Souza, Adriano L., Marques, Lygia A., Eberlin, Marcos N., Nascente, Pedro A.P., Herrmann, Paulo S.P., Leite, Fabio L., Rodrigues-Filho, Ubirajara P.

“…The present paper describes the influence of the chemical structure of two aminoalkoxysilanes: 3-aminopropyltriethoxysilane (APTS) and…”
Get full text

Alan MacDiarmid, um Nobel, uma lição de vida by L. H. C. Mattoso, P. S. P. Herrmann

Get full text

Atomic force microscope microcantilevers used as sensors for monitoring humidity by Steffens, C., Manzoli, A., Leite, F.L., Fatibello, O., Herrmann, P.S.P.

“…•Develop a microcantilever sensor functionalized with PANI by spin-coating technique.•The functionalization with sensitive layer and your use as humidity…”
Get full text