Results 31 to 40 of about 199 (130)

Estudo da Degradação In Vitro de Blendas de Poli(p-dioxanona)/Poli(l-Ácido Láctico) (PPD/PLLA) Preparadas por Evaporação de Solvente Degradation of Poly (L-Lactic Acid) (PLLA) and Poly-p-Dioxanone (PPD) Blends Prepared by Casting: In Vitro Study

open access: yesPolímeros, 2002
Blendas de dois polímeros semi-cristalinos biorreabsorvíveis, o poli(ácido láctico) (PLLA) e a poli(p-dioxanona) (PPD), foram preparadas por evaporação de solvente em diferentes composições.
Ana P. T. Pezzin   +2 more
doaj   +1 more source

Synthesis, Characterization and Evaluation of the Cytotoxicity of Ni‐Doped Zn(Se,S) Quantum Dots

open access: yesJournal of Nanomaterials, Volume 2015, Issue 1, 2015., 2015
Quantum dots (QDs) are semiconductor nanocrystals with desirable optical properties for biological applications, such as bioimaging and drug delivery. However, the potential toxicity of these nanostructures in biological systems limits their application.
Melissa Cruz-Acuña   +5 more
wiley   +1 more source

Propriedades mecânicas e morfologia de blendas de polipropileno com Tpes Morphology and mechanical properties of polypropylenes/Tpes blends

open access: yesPolímeros, 2006
Blendas de polipropileno e elastômeros termoplásticos (TPEs), estireno-b-butadieno-b-estireno (SBS) e estireno-b-etileno-co-butileno-b-estireno(SEBS) foram preparadas com o objetivo de avaliar a influência do tipo e da concentração do elastômero nas ...
Flávia O. M. S. Abreu   +2 more
doaj   +1 more source

Linkage Map Construction and Quantitative Trait Locus Analysis of Agronomic and Fiber Quality Traits in Cotton

open access: yesThe Plant Genome, Volume 7, Issue 1, March 2014., 2014
The superior fiber properties of Gossypium barbadense L. serve as a source of novel variation for improving fiber quality in Upland cotton (G. hirsutum L.), but introgression from G. barbadense has been largely unsuccessful due to hybrid breakdown and a lack of genetic and genomic resources.
Michael A. Gore   +7 more
wiley   +1 more source

Estado de mistura e dispersão da fase borrachosa em blendas PVC/NBR Phase separation and rubber phase dispersion in PVC/NBR blends

open access: yesPolímeros, 2006
Termoplásticos modificados com elastômeros têm despertado grande interesse de pesquisadores e de indústrias devido à atraente relação custo/benefício e a possibilidade de aumento significativo da tenacidade sob impacto de polímeros frágeis com a ...
Fábio R. Passador   +2 more
doaj   +1 more source

Correlação entre as propriedades reológicas, óticas e a morfologia de filmes soprados de LLDPE/LDPE [PDF]

open access: yesPolímeros, 2004
Neste trabalho correlações entre as propriedades reológicas e óticas e a morfologia de filmes soprados de polietileno linear de baixa densidade, LLDPE, e de suas blendas com 10% e 20 % de polietileno de baixa densidade, LDPE, foram pesquisadas. Os filmes
Lilia M. Guerrini   +3 more
doaj   +1 more source

Multicolor Mechanochromic Polymer Blends That Can Distinguish between Tensile–Stress States

open access: yesMacromolecular Rapid Communications, Volume 46, Issue 6, March 2025.
Mechanochromic polymers that can change color in response to mechanical stimuli have attracted much attention. Here, multicolor mechanochromic polymer blends are reported that can distinguish stretching states by different colors. Moreover, the polymer blends also demonstrated applicability based on rainbow mechanochromism which allows color tuning ...
Kuniaki Ishizuki   +2 more
wiley   +1 more source

Avaliação do Efeito Pró-Oxidante no PP, em Blendas com PHB [PDF]

open access: yesPolímeros Ciência e Tecnologia, 2013
O interesse por polímeros biodegradáveis tem aumentado devido ao baixo impacto ambiental dos mesmos. No entanto, muitos desses produtos disponíveis no mercado são frágeis, difíceis de processar e têm alto custo. Uma das técnicas para superar essas deficiências é através de blenda com outros polímeros.
Santos, Paulo A.   +4 more
openaire   +4 more sources

Phenothiazine‐Based Donor–Acceptor Polymers as Multifunctional Materials for Charge Storage and Solar Energy Conversion

open access: yesMacromolecular Rapid Communications, Volume 45, Issue 1, January 2024.
Phenothiazine‐based polymers are designed such that they can both reversibly store charge in batteries and harvest light for bulk heterojunction solar cells. This multifunctionality is enabled through the presence of phenothiazine units as excellent redox centers combined with a donor–acceptor conjugated copolymer design to shift the absorption into ...
Robin Wessling   +7 more
wiley   +1 more source

Blenda: Domain Adaptive Object Detection Through Diffusion-Based Blending

open access: yesICASSP 2024 - 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
ICASSP(2024):2024 IEEE International Conference on Acoustics, Speech and Signal ...
Tzuhsuan Huang   +3 more
openaire   +3 more sources

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