Introduction to Nanoscience and Nanotechnology. Chris Binns
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Название: Introduction to Nanoscience and Nanotechnology

Автор: Chris Binns

Издательство: John Wiley & Sons Limited

Жанр: Отраслевые издания

Серия:

isbn: 9781119172253

isbn:

СКАЧАТЬ atomic neighbors, whereas in a small particle the dipolar interaction affects all atoms equally. In addition, for an estimate, assume the atoms are cubes with a width of 0.2 nm).6

      4 4 An HIV virus with a diameter of 100 nm has 50 glycoprotein extrusions over its surface, each one of which will bind a 5 nm diameter Ag nanoparticle. You are provided with a suspension of 5 nm diameter Ag nanoparticles containing 1 μg Ag per milliliter of liquid. What volume of the suspension is required to saturate 107 viruses in a test tube?

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      9 9 Baker, S.H., Binns, C., Edmonds, K.W. et al. (2002). Enhancements in magnetic moments of exposed and Co‐coated Fe nanoclusters as a function of cluster size. Journal of Magnetism and Magnetic Materials 247: 19–25. https://doi.org/10.1016/S0304‐8853(02)00090‐2.

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      Notes

      1 1 Magnetic moment or magnetic dipole moment, denoted by the symbol μ, summarizes the characteristics of a simple loop of current, producing a magnetic field, by the equation μ = IA, where I is the circulating current and A is the area enclosed by the loop. A simple loop such as this produces a dipolar magnetic field similar to that produced by a bar magnet with north and south poles.

      2 2 Magnetostatic energy is the energy of a permanent magnet interacting with a static magnetic field.

      3 СКАЧАТЬ