Zobrazeno 1 - 10
of 38
pro vyhledávání: '"J. R. M. d'Almeida"'
Autor:
D. C. P. Quinayá, J. R. M. d’Almeida
Publikováno v:
Journal of Natural Fibers, Vol 21, Iss 1 (2024)
Composites reinforced with lignocellulosic fibers are attracting attention for use in several applications. This fact is directly linked to the advantages of using renewable lignocellulosic fibers. However, due to their cellulose-based structure, lig
Externí odkaz:
https://doaj.org/article/8a8465678d3e4a43ac7c379a8ef7d7ed
Autor:
D. C. P. Quinaya, J. R. M. d’Almeida
Publikováno v:
Journal of Natural Fibers, Vol 17, Iss 10, Pp 1488-1496 (2020)
The vast market of ornamental plants and flowers generates a large amount of wastes, from where fibers can be extracted. The mechanical properties of these fibers have not yet been reported. Therefore, the possibility of using them as fiber-reinforce
Externí odkaz:
https://doaj.org/article/ed1a22c0981444f6a1362c3843715c10
Autor:
A F C Becerra, J. R. M. d'Almeida
Publikováno v:
Polymers and Polymer Composites. 25:327-332
The tensile and creep behaviour of a high-density polyethylene grade used to manufacture pipes were evaluated as a function of the time of exposure to UV radiation. The effect of the creep stress level was also analysed. A threshold radiation dose wa
Autor:
M.K.V. de Tatagiba, J. R. M. d'Almeida
Publikováno v:
Polymers from Renewable Resources. 7:67-79
The use of chopped pejibaye fibers obtained from the residues of pejibaye plantations is presented. These fibers are obtained from the leftover residues after the collection of heart of palm from pejibaye palms. PP-pejibaye composites were manufactur
Publikováno v:
Proceedings of the 4th Brazilian Conference on Composite Materials.
Publikováno v:
Polymer Testing. 42:108-114
Nanocomposites of recycled nylon 11 and titanium based nanofillers were manufactured and their thermal and mechanical behavior analyzed. The nanofillers used vary in dimensions, being classified as 0-dimension (nanoparticles) and 1-dimension (nanofib
Publikováno v:
Polymer-Plastics Technology and Engineering. 50:466-473
The influence of cold plasma internal surface treatment on the fouling characteristics of UHMWPE membranes was investigated. Two sets of sintered tubular UHMWPE membranes were manufactured. One set of membranes was prepared with as-received powdered
Publikováno v:
Journal of Applied Polymer Science. 120:2508-2515
Piassava (Attalea funifera) fibers subjected to several surface chemical treatments and as-received raw fibers were compared with respect to their thermal and tensile behaviors. The thermal degradation of the raw fibers was characterized by three mai
Autor:
Eduardo Paulino da Costa, G. G. Macedo, F. G. Lopes, V.L.D. Queiroz, E. C. M. Pereira, A. H. A. Costa, J. R. M. Almeida Neto
Publikováno v:
Arquivo Brasileiro de Medicina Veterinária e Zootecnia, Vol 62, Iss 6, Pp 1507-1510 (2010)
LOCUS Repositório Institucional da UFV
Universidade Federal de Viçosa (UFV)
instacron:UFV
LOCUS Repositório Institucional da UFV
Universidade Federal de Viçosa (UFV)
instacron:UFV
A simplified, fast, and innovative method was developed to count the total cell number in blastocysts. Murine blastocysts (N = 195) were used in this study. They were obtained after 10h culture of initial blastocysts, compact morulae grades I and II
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 103:179-184
The effect of several fiber surface treatments upon the dynamic mechanical behavior of piassava fiber-reinforced composites was evaluated. In the light of the experimental results obtained the critical volume fraction for the fibers to effectively pe