[유기화학실험] Synthesis and study of Silver Nanoparticles

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[유기화학실험] Synthesis and study of Silver Nanoparticles에 대한 자료입니다.
목차
-Background
-준비물
1.synthesis of silver nanoparticles
2.Nanoparticle size 측정하기
3.Aggregation(3가지 방법)
본문내용
Background
Chemical reaction:
AgNO3+NaBH4-> Ag+ ½ H2+ ½ B2H6+ NaNO3


대략 12±2nm 입자생성

흡광도는 400nm 근처에서 peak
50~70nm에서 Half maximum


준비물

1.0mM AgNO3, 2.0mM NaBH4, icebath, distilled water, 1.5M NaCl solution,
aqueous PVP, alcoholic KOH,
UV-Visible spectrophotometer, cuvettes, pipet, beaker