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Nanotechnology can be applied in the production, processing, safety and packaging of food. A nanocomposite coating process could improve food packaging by placing anti-microbial agents directly on the surface of the coated film. Nanocomposites could increase or decrease gas permeability of different fillers as is needed for different products.
According to Busnaina, the whole process only costs 1% of conventional manufacturing and can reduce manufacturing time from days to minutes. [11] Another illustrative example is the soft-template infiltration manufacturing technique developed by Nazanin Bassiri-Gharb at Georgia Institute of Technology. This is a bottom-up nanomanufacturing ...
Nanomaterials have also been applied in a range of industries and consumer products. Mineral nanoparticles such as titanium-oxide have been used to improve UV protection in sunscreen . Phosphorus, carbon and nitrogen doped titanium-oxide nanoparticles are used as additive to water based paint for self-cleaning properties. [ 45 ]
These products were limited to bulk applications of nanomaterials and did not involve atomic control of matter. Some examples include the Silver Nano platform for using silver nanoparticles as an antibacterial agent, nanoparticle-based sunscreens, carbon fiber strengthening using silica nanoparticles, and carbon nanotubes for stain-resistant ...
Due to the complexity of the equipment, nanomaterials have high cost compared to conventional materials, meaning they are not likely to feature high-volume building materials. [11] In special cases, nanotechnology can help reduce costs for complicated problems. But in most cases, the traditional method for construction remains more cost ...
An example of such novel devices is based on spintronics. The dependence of the resistance of a material (due to the spin of the electrons) on an external field is called magnetoresistance. This effect can be significantly amplified (GMR - Giant Magneto-Resistance) for nanosized objects, for example when two ferromagnetic layers are separated ...
Exfoliation is a process that separates layered materials into nanomaterials by breaking the bonds between layers using mechanical, chemical, or thermal procedures.. While exfoliation has historical roots dating back centuries, significant advances and widespread research gained momentum after Novoselov and Geim's discovery of graphene using Scotch tape in 2004.
Their process is called "constructive destruction," which includes the automatic destruction of defective nanotubes on the wafer. [76] This process, however, only gives control over the electrical properties on a statistical scale. SWNTs are attractive for transistors because of their low electron scattering and their bandgap.