نتایج جستجو برای: nano microfibers
تعداد نتایج: 51207 فیلتر نتایج به سال:
Magnetic microfibers are fibers that behave as a flexible paramagnetic body, for example, polymer fibers filled with superparamagnetic particles. A cantilevered magnetic microfiber will bend in response to an applied magnetic field. In a nonuniform field, generated for example by a single electromagnet or by a magnetic dipole, a magnetic microfiber displays position hysteresis as the field stre...
The main objective of incorporating natural fibers such as Henequen microfibers (NF) into the High Density Polyethylene (HDPE) polymer matrix is to reduce the cost and to enhance the mechanical as well as other properties. The Henequen microfibers were chopped manually to 5-7mm in length and added into the polymer matrix at the optimized concentration of 8 wt %. In order to facilitate the link ...
High-performance microfibers such as carbon fibers are widely used in aircraft and wind turbine blades. Well-aligned, strong microfibers prepared by hybridizing two-dimensional (2D) graphene oxide (GO) nanosheets and one-dimensional (1D) nanofibrillated cellulose (NFC) fibers are designed here for the first time and have the potential to supersede carbon fibers due to their low cost. These well...
Preparation of nano-microfibers from biopolymers (e.g., proteins and polysaccharides) by using electrospinning technology has been considered by researchers due to the formation of fibers or particles at the nano and micrometer scales, high porosity level, adjustable dewatering behavior, and special mechanical behavior. These products can be used in the microencapsulation of bioactive compounds...
Highly birefringent (Hi-Bi) air-clad silica microfibers (MFs) with wavelength and sub-wavelength scale transverse dimensions are studied theoretically and experimentally. Hi-Bi MFs are taper-drawn from the standard SMF-28 single mode fibers that are "pre-processed" by "cutting away" parts of the silica cladding on opposite sides of the fiber with a femtosecond infrared laser. Such Hi-Bi MFs hav...
Functional nano-microfibers and capsules developed using electrohydrodynamic (EHD) processing methods for the encapsulation of probiotics are reviewed. The properties polysaccharides, proteins, or hybrids compounds utilized encapsulation, characteristics tailor-made matrices by EHD, facilitate high long-term viability cells. ability electrospun fibers electrosprayed to incorporate other functio...
Textile engineering can offer a multi-scale toolbox via various fiber or textile fabrication methods to obtain woven nonwoven aerogels with different structural and mechanical properties overcome the current limitations of polysaccharide-based aerogels, such as poor undeveloped shaping techniques. Hereby, high viscous solution microcrystalline cellulose zinc chloride hydrate was wet spun produc...
Cellulose nanofibrils (CNFs) and the continuously assembled microfibers have shown transversely isotropic behavior in many studies. Due to fact that size of CNFs is at nano micro scale, respectively, characterization their mechanical properties extremely challenge. That greatly hinders accurate multi-scale modeling design CNFs-based materials. In our study, we characterized elastic constants bo...
In the last decade optical fibre tapers with micrometer diameter (often called microfibers) have been investigated for numerous applications ranging from sensing to wavelength convertors, telecom and optical manipulation. This paper reviews the various applications of microfibres. 1. Optical microfibres Although microfibers with diameters comparable to the wavelength have been manufactured for ...
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