By Abbas Hamrang, Devrim Balkose
This publication covers a wide variety of polymeric fabrics and offers pros and researchers in polymer technology and know-how with a unmarried, entire booklet summarizing all points desirous about the sensible fabrics creation chain.
This quantity offers the newest advancements and traits in complex polymer fabrics and constructions. It discusses the advancements of complicated polymers and respective instruments to represent and expect the fabric homes and behaviour. This booklet has a big position in advancing polymer fabrics in macro and nanoscale. Its target is to supply unique, theoretical, and demanding experimental effects that use non-routine methodologies. additionally it is chapters on novel purposes of extra universal experimental concepts and analyses of composite difficulties that point out the necessity for brand new experimental approaches.
This new book:
• presents a set of articles that spotlight a few very important components of present curiosity in key polymeric fabrics and technology
• supplies an updated and thorough exposition of the current cutting-edge of key polymeric fabrics and technology
• Describes the categories of thoughts now on hand to the engineers and technicians and discusses their features, barriers, and applications
• presents a stability among fabrics technology and chemical points, simple and utilized research
• specializes in issues with extra complex methods
• Emphasizes detailed mathematical improvement and real experimental details
• Explains amendment tools for altering of other fabrics properties
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Additional resources for Applied methodologies in polymer research and technology
Microscopic approach represents the microstructural features of material by means of a large number of micromechanical elements (beads, platelet, Electrospinning Process: A Comprehensive Review 31 rods), obeying stochastic differential equations. The evolution equations of the microelements arise from a balance of momentum on the elementary level. For example, rheological behavior of the dilute suspension of the carbon nanotubes (CNTs) in polymer matrix can be described as FENE dumbbell model .
At lower voltage, the flight time of the fiber to a collector plate increases that led to the formation of fine fibers. There is greater tendency to bead formation at high voltage because of increased instability of the Taylor cone, and these beads join to form thick diameter fibers. It is observed that the better crystallinity in the fiber obtained at higher voltage. Instead of DC if AC voltage is provided for electrospinning, it forms thicker fibers [48, 80]. (2) Feed rate As the feed rate is increased, there is an increase in the fiber diameter because greater volume of solution is drawn from the needle tip .
Pt nanoparticle catalyst is a main component in fuel cells. The price of Pt has driven up the cell cost and limited the commercialization. Electrospun materials have been prepared as alternative catalyst with high catalytic efficiency, good durability, and affordable cost. Binary PtRh and PtRu nanowires were synthesized by electrospinning, and they had better catalytic performance than commercial nanoparticle catalyst because of the one-dimensional features . Pt nanowires also showed higher catalytic activities in a polymer electrolyte membrane fuel cell .