Analysis Of Electrospinning Nannofibers

Over the past decades, nanometre-sized or known as microcapsules have been benefited the approach of Layer-by-Layer(LbL) technique due to the ability of tailoring their properties(e.g., size , shape, colloidal stability, surface-functionality, composition) that are biocompatible and biodegradable.1-3,10They are broadly used in many applications including food technologies, cosmetics, textiles industry and pharmaceuticals. The LBL assembly of multilayers are fundamentally built up by the alternating deposition of oppositely charged polyelectrolytes onto a sacrificial template such that the charge oscillates between positive and negative with each layer.1,4 The establishment of nanocoatings using LbL assembly method distinguishes itself in its intelligibility compared to the more conventional method. The

An optical fiber (or optical fiber) is a flexible, transparent fiber made by drawing glass (silica) or plastic to a breadth somewhat thicker than that of a human hair. Optical fibers are utilized regularly as a way to transmit light between the two closures of the fiber and find wide utilization in fiber-optic communication, where they allow transmission over longer separations and at higher bandwidths (information rates) than wire links. Fibers are utilized rather than metal wires in light of the fact that signals go along them with lesser measures of loss; moreover, fibers are likewise resistant to electromagnetic impedance, an issue which metal wires experience the ill effects of excessively. Fibers are additionally utilized for

A polymer is a long chain of molecules made up of many repeating identical units called monomers. A polymer made from two or more repeating units of monomers are called copolymers (Smith et al., 2006). Monomers are often made up of Hydrogen and Carbon with extra elements such as Oxygen, Nitrogen and Chlorine, creating the backbone of the polymer. These can be made synthetically, such as polyethylene or occur naturally like cellulose, as are the polymers being investigated are. Polylactic acid is made naturally and Polypropylene is made synthetically. Polymers can be three dimensional networks which don’t melt such as epoxy resin, and are called thermoset polymers, two dimensional or one dimensional networks or chains which can be melted such as polypropylene called thermoplastic polymers

“Man-made fibres account for 68% of fibres used worldwide” (CRFS, 2010: online). In the textile industry, man-made fibres are categorized into two main types: cellulosic polymers and non-cellulosic polymers. Cellulosic polymers are derived from the cellulose extracted from natural sources, such as plants and trees. The cellulose is then chemically treated to produce fibres such as rayon, acetate and triacetate. Non-cellulosic polymers are those that are produced synthetically from different chemical compounds in order to produce fibres such as nylon, polyester and acrylic. (Udale, 2008)

Nanotechnology is the gateway to near limitless possibilities for the human race. It opens the window to a new realm we previously have never experienced-- Nanotechnology is a branch of engineering that deals with the manipulation of atoms at the molecular level. The Institute of Nanotechnology in the U.K. expresses it as "science and technology where dimensions and tolerances in the range of 0.1 nanometer (nm) to 100 nm play a critical role”. Once automated, the nanoparticles will infiltrate every aspect of our lives- from medical, engineering, biomaterials energy production, to name a few. Practically everything we use today could be replaced by nanomaterial in some way, and it even has the capability to create new materials.

Various types of nanowires have been fabricated using different methods, including evaporation [16], laser ablation [17], chemical vapor deposition (CVD),

In these entire applications polymer played important but supportive role and the main work of electrical conduction was done by metals. However attempts were made to impart electrical conductivity to polymer films and fibers by several different methods, with the aim of developing flexible conductive materials.

Conductive polymers are a specific section under the broad range of polymers, that have the ability to effectively conduct electricity. They were discovered by accident in a lab by Hideki Shirakawa in 1974, yet their potential applications were not understood until early 2000s. They are made by doping with n-type and p-type which forces electrons to move throughout the material which normally would not happen because of a polymer molecular structure. They provide many advantages over metals because of they are light weight, cheap, and functional versatile. Conductive polymers are frequently used with rechargeable batteries, sensors, and light displays. Lastly, they have a bright future with the world turning towards wanting more technology that is light weight and integrated in the day-to-day functions.

These are in the form of nanotubes and nanofibres. They have good overall composition, morphological traits, as well as strong physical and electrical properties.

Conductive polymers have promising applications in the field of tissue engineering as tissue scaffolds. Many tissue types respond favorably to electrical stimulation, because of this conductive polymers can be used for the regeneration of damaged tissue. This review will focus on the synthesis and fabrication of conductive polymers as well as their applications in tissue engineering.

These droplets are around 10 micrometers in size depending on the analyte. The droplets contain a mixture of the solvent it was dissolved in and the analyte. Once the cloud of tiny droplets, the aerosol, is created and expelled from the nozzle the solvent present in the droplet starts to evaporate from the surface of the highly charged small droplet. The electrospray instrument can be heated to aid in the evaporation of said solvent creating a highly charged droplet that is reaching its Rayleigh limit, the surface tension on the droplet cannot maintain the charge.

Kunigal Shivakumar is with the Center for Composite Materials Research, Department of Mechanical Engineering, College of Engineering, North Carolina A & T State University, Greensboro, NC 27411, USA. J. Sundara Rajan is with the VTU Research Centre, Central Power Research Institute, Bengaluru-560080, India. [2] and the ease of processing and manufacturing. A polymer matrix is electrically insulating and does not contribute to EM shielding on its own.

This can happen in the situation where ion channels embedded in the support of the tethered bilayer membranes. This always attached with the electrode that is of gold, as a result, the electrical circle comes into existence. The molecules that are being captured for example antibodies to control the flow of the ion and this binds the target molecule, this control on the flow is through a channel. As a result of the electrical conduction which is proportional to the target that was being set before the experiment?

Laser cutting provides many advantages to cutting inserts. Hundreds of inserts can be cut in minutes. The reproducibility is inimitable; each piece can be exactly the same size. The idea that the laser would also fuse the layer of fibers into place would be a considerable advantage.

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