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1 Dithiocarbamate Assembly on Gold Yan Zhao, Waleska Pe´rez-Segarra, Qicun Shi, and Alexander Wei* J. Am. Chem. Soc. 2005, 127, 7328-7329.

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Presentation on theme: "1 Dithiocarbamate Assembly on Gold Yan Zhao, Waleska Pe´rez-Segarra, Qicun Shi, and Alexander Wei* J. Am. Chem. Soc. 2005, 127, 7328-7329."— Presentation transcript:

1 1 Dithiocarbamate Assembly on Gold Yan Zhao, Waleska Pe´rez-Segarra, Qicun Shi, and Alexander Wei* J. Am. Chem. Soc. 2005, 127, 7328-7329

2 2 Formation of Self-Assembled Monolayers Chem. Rev. 1996, 96, 1533-1554

3 3 Fatty Acid Monolayers on AgO and on Al 2 O 3 Chem. Rev. 1996, 96, 1533-1554

4 4 Self-assembled Multilayers from Methyl 23-(trichlorosilyl)tricosanoate

5 5 Surface-active Organosulfur Compounds Forming Monolayers on Gold Chem. Rev. 1996, 96, 1533-1554

6 6 Absorption Energy of the Thiol Chem. Rev. 1996, 96, 1533-1554 Bond energies: RS-H = 87 kcal mol -1 RS-Au = 40 kcal mol -1 H 2 = 104 kcal mol -1 ΔH = -5 kcal mol -1 exothermic

7 7 Self-Assembled Monolayers on Gold Generated from Aliphatic Dithiolate Langmuir 1998, 14, 6337 - 6340

8 8 The Vibration Orientations of Terminal Methyl Group Langmuir 1998, 14, 6337 - 6340

9 9 The IR Spectra of Terminal Methyl Group Langmuir 1998, 14, 6337 - 6340

10 10 Forming Self-assembled monolayer on Gold

11 11 Several DTC Ligands

12 12 Phase Transfer of Gold Nanoparticles TMAR = tetra(N-methyl)aminomethyl resorcinarene

13 13 The SER Spectra of different Gold Monolayers

14 14 The Monolayer Immersed in a 1 mM Ethanolic Solution of 2-Mercaptoethanol (ME)

15 15


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