2.4 - Bulk & Surface Properties of Matter incl. Nanoparticles
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4 Terms
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What is nanoscience?
Science that studies particles that are 1-100nm in size.
2
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State the uses of nanoparticles.
Medicine (drug delivery systems)
Electronics
Deodorants
Sun creams (better skin coverage and more effective protection against cell damage).
3
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What are fine and coarse particles?
Fine particles (soot), 100-2500 nm diameter.
Coarse particles (dust), 2500-105 nm diameter.
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Why do nanoparticles have properties different from those for the same materials in bulk?
High surface area to volume ratio.
Note 
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