Search Results - "Muniz, Graciela I. B."

Micro and nanoengineered structures and compounds: nanocellulose by Lengowski, Elaine C., Franco, Talita Szlapak, Viana, Livia Cassia, Bonfatti Júnior, Eraldo A., de Muñiz, Graciela I. B.

“…The application of micro and nanoengineered structures can lead to the development of new products in the food industry. Nanometer-scale material enables the…”
Get full text

Valorization of feather waste in Brazil: structure, methods of extraction, and applications of feather keratin by de Q. Souza, Guilherme E., Burin, Glaucia R. M., de Muniz, Graciela I. B., Alves, Helton J.

“…This systematic review presents the potential of using feather waste as a β-keratin source, including the Brazilian scenario in the generation of this…”
Get full text

New Perspectives of Using Chitosan, Silver, and Chitosan–Silver Nanoparticles against Multidrug‐Resistant Bacteria by Polinarski, Marcos A., Beal, Ana L. B., Silva, Felipe E. B., Bernardi‐Wenzel, Juliana, Burin, Glaucia R. M., Muniz, Graciela I. B., Alves, Helton J.

“…Nanomaterials with antimicrobial activity are promising alternatives to overcome microbial resistance in medical devices. Catheters, probes, and wound…”
Get full text

Variation in growth, wood stiffness and density, and correlations between growth and wood stiffness and density in five tree and shrub species in the Sahelian and Sudanian ecozones of Mali by Sotelo Montes, Carmen, Weber, John C., Garcia, Rosilei A., Silva, Dimas A., Muñiz, Graciela I. B.

“…Key message Most effects of environmental variables on growth, wood stiffness, specific stiffness and density, and correlations between growth and wood…”
Get full text

Antioxidant, antibacterial and antitumoural activities of kraft lignin from hardwood fractionated by acid precipitation by Lourençon, Tainise V., de Lima, Gabriel G., Ribeiro, Carolina S.P., Hansel, Fabricio A., Maciel, Giselle M., da Silva, Krisle, Winnischofer, Sheila M.B., de Muniz, Graciela I.B., Magalhães, Washington L.E.

“…Kraft lignin, so far useful for energy generation, has been gathering considerable attention as an alternative material to replace fossil-based resources…”
Get full text

Biorefineries in Kraft pulp mills for biofuels production: A critical review by Oliveira, Kátia D., Cademartori, Pedro H. G., Muniz, Graciela I. B., Luz‐Junior, Luiz F. L., Ávila‐Neto, Cícero N.

“…Kraft pulp production generates residues and by‐products of significant importance to the mill. Solid residues from forestry activities are commonly used to…”
Get full text

Different degree of fibrillation: strategy to reduce permeability in nanocellulose-starch films by Lengowski, Elaine C., Bonfatti Júnior, Eraldo A., Simon, Leonardo, de Muñiz, Graciela I. B., de Andrade, Alan S., Nisgoski, Silvana, Klock, Umberto

“…The motivation of this study was the need to decrease the permeability without compromising the others properties of nanocellulose-starch films. For this, we…”
Get full text

Ecological, flexible and transparent cellulose-based substrates without post-production treatment for organic electronic devices by Carneiro, Martina, das Neves, Matheus F. F., de Muniz, Graciela I. B., Filho, Marco A. S. C., Oliveira, Camilla K., Roman, Lucimara S.

“…In the past few decades, technological advances have aroused the interest of industries and consumers for flexible electronic devices. However, the substrates…”
Get full text

Hardwood and softwood kraft lignins fractionation by simple sequential acid precipitation by Lourençon, Tainise V., Hansel, Fabricio A., da Silva, Thiago A., Ramos, Luiz P., de Muniz, Graciela I.B., Magalhães, Washington L.E.

“…[Display omitted] •Effective method to obtain relatively high yields of lignin.•Different pH fractions showed different molecular weight.•Hardwood showed…”
Get full text

Growth and fuelwood properties of five tree and shrub species in the Sahelian and Sudanian ecozones of Mali: relationships with mean annual rainfall and geographical coordinates by Sotelo Montes, Carmen, Weber, John C, Silva, Dimas A, Andrade, Clarice, Muñiz, Graciela I. B, Garcia, Rosilei A, Kalinganire, Antoine

“…In the Sahelian and Sudanian ecozones of West Africa, the rainy season lasts only 3–4 months per year, there are steep rainfall gradients with latitude and…”
Get full text

Quality of Microfibrillated Cellulose Produced from Unbleached Pine Sawdust Pulp as an Environmentally Friendly Source by González, Giselle, Ehman, Nanci V., Aguerre, Yanina S., Henríquez-Gallegos, Sergio, da Fonte, Ana P. Namikata, Muniz, Graciela I. B., Pereira, Miguel, Carneiro, Mayara E., Vallejos, María E., Felissia, Fernando E., Area, M. Cristina

“…The implementation of biorefineries of sawmill residues is an opportunity in countries or regions with a high rate of afforestation. Microfibrillated cellulose…”
Get full text

Development of Chitosan Membranes as a Potential PEMFC Electrolyte by Lupatini, Karine N., Schaffer, Jéssica V., Machado, Bruna, Silva, Eliane S., Ellendersen, Luciana S. N., Muniz, Graciela I. B., Ferracin, Ricardo J., Alves, Helton J.

“…Commercial chitosan and chitosan extracted from shrimp shells are being used to design membranes to be tested as low cost electrolyte in PEM fuel cells. This…”
Get full text

Thermal Stabilization of Wood/Polypropylene Composites Through Addition of Unmodified, Low-Cost Kraft Lignin by Lourençon, Tainise V., Santilli, Beatriz V., Magalhães, Washington L. E., Muniz, Graciela I. B.

“…Wood/polymer composites are elegant strategies to produce materials with good performance and reduced cost. However, the addition of a lignocellulosic fiber is…”
Get full text

Chitosan Depolymerization and Nanochitosan Production Using a Single Physical Procedure by Alves, Helton J., Vieceli, Mônica, Alves, Cássio, Muñiz, Graciela I. B., de Oliveira, Cristiano L. P., Feroldi, Michael, Arantes, Mabel K.

“…The many applications of the chitosan biopolymers in the areas of nanotechnology and nanomaterials have led to the need to develop novel techniques suitable…”
Get full text

Variation in growth, wood density and carbon concentration in five tree and shrub species in Niger by Weber, John C., Sotelo Montes, Carmen, Abasse, Tougiani, Sanquetta, Carlos R., Silva, Dimas A., Mayer, Sandra, Muñiz, Graciela I. B., Garcia, Rosilei A.

“…There is little information about variation in growth, wood density and carbon concentration in native tree and shrub species in Africa. This information is…”
Get full text

A contribution to the identification of charcoal origin in Brazil II - Macroscopic characterization of Cerrado species by Gonçalves, Thaís A P, Nisgoski, Silvana, Oliveira, Julia S, Marcati, Carmen R, Ballarin, Adriano W, Muñiz, Graciela I B

“…The Brazilian Cerrado is the richest savanna in the world. It is also one of the biomes more threatened in the country and a hotspot for conservation…”
Get full text

VIS/NIR spectra and color parameters according to leaf age of some Eucalyptus species: influence on their classification and discrimination by Migacz, Izabel P., Manfron, Jane, Farago, Paulo V., Raman, Vijayasankar, De Muñiz, Graciela I. B., Nisgoski, Silvana

“…Aim of study: The aim of this study was to verify the differences in VIS/NIR spectra and leaf color parameters of leaves of Eucalyptus badjensis, E. benthamii,…”
Get full text

Effects of region, soil, land use, and terrain type on fuelwood properties of five tree/shrub species in the Sahelian and Sudanian ecozones of Mali by Sotelo Montes, Carmen, Weber, John C., Silva, Dimas A., Andrade, Clarice, Muñiz, Graciela I. B., Garcia, Rosilei A., Kalinganire, Antoine

“…• Context There is little information about inter- and intra-specific variation in fuelwood properties of trees/shrubs in West Africa. • Aims We studied…”
Get full text

Near-Infrared Spectroscopy for Discrimination of Charcoal from Eucalyptus and Native Cerrado Species—Contribution to a Database for Forestry Supervision by Nisgoski, Silvana, Gonçalves, Thaís A P, Sonsin-Oliveira, Júlia, Ballarin, Adriano W, Muñiz, Graciela I B

“…Abstract The illegal charcoal trade is an internationally well-known forest crime. In Brazil, government agents try to control it using the document of forest…”
Get full text

Esterification of crude tall oil catalyzed by Beta zeolite by Oliveira, Kátia D., Battiston, Lucas L., Battiston, Caroline B.N., Prauchner, Marcos J., Martins, Gesley A.V., Carneiro, Mayara E.B., Ávila-Neto, Cícero N., Muniz, Graciela I.B.

“…In softwood Kraft pulping process, fatty/resin acids (extractives) react with the white liquor and are saponified, producing Tall Oil Soap (TOS). TOS can be…”
Get full text