Verification by surface-enhanced Raman spectroscopy of the integrity of xanthate chemisorbed on silver

International Journal of Mineral Processing

Volumn 51, Issue 1-4, 1997, Pages 303-313

  Buckley, A N ^a   Parks, T J ^a   Vassallo, A M ^a   Woods, R ^a  

^a CSIRO   (Australia)

Author keywords

Chemisorption; Monolayer; SERS; Xanthate; XPS

Indexed keywords

CHEMISORPTION; ORGANIC COMPOUNDS; RAMAN SPECTROSCOPY; SILVER;

XANTHATE;

ADSORPTION;

EID: 0031251457     PISSN: 03017516     EISSN: None     Source Type: Journal    
DOI: 10.1016/s0301-7516(97)00022-7     Document Type: Article

References (22)

1. Bryant, M.A., Pemberton, J.E., 1991. Surface Raman scattering of self-assembled monolayers formed from 1-alkanethiols: behaviour of films at Au and comparison to films at Ag. J. Am. Chem. Soc. 113, 8284-8293.
2. Buckley, A.N., Woods, R., 1993. Underpotential deposition of dithiophosphate on chalcocite. J. Electroanal. Chem. 357, 387-405.
3. Buckley, A.N., Woods, R., 1995. Identifying chemisorption in the interaction of thiol collectors with sulfide minerals by XPS: adsorption of xanthate on silver and silver sulfide. Colloids Surf. A 104, 295-305.
4. Cho, S.H., Lee, Y.J., Kim, M.S., Kim, K., 1996. Infrared and Raman spectroscopic study of 1,2-benzenedithiol adsorbed on silver. Vibrational Spectrosc. 10, 261-270.
5. Colthup, N.B., Powell, L.P., 1987. Vibrational analysis of alkyl xanthates. Spectrochim. Acta 43A, 317-322.
6. 2 on Ag(110) surface with ab initio CM and DAM calculations. Bull. Chem. Soc. Jpn. 68, 3035-3040.
7. 70 on a roughened silver surface. Chem. Phys. Lett. 253, 251-256.
8. Ihs, A., Liedberg, B., 1994. Infrared study of ethyl and octyl xanthate ions adsorbed on metallic and sulfidized copper and silver surfaces. Langmuir 10, 734-740.
9. Ihs, A., Uvdal, K., Liedberg, B., 1993. Infrared and photoelectron spectroscopic studies of ethyl and octyl xanthate ions adsorbed on metallic and sulfidized gold surfaces. Langmuir 9, 733-739.
10. Leppinen, J.O., Yoon, R.-H., Mielczarski, J.A., 1991. FT-IR studies of ethyl xanthate adsorption on gold, silver and gold-silver alloys. Colloids Surf. 61, 189-203.
11. Mielczarski, J.A., 1997. Reply to comment on 'In situ and ex situ infrared studies of nature and structure of thiol monolayers adsorbed on cuprous sulfide at controlled potential. Simulation and experimental results'. Langmuir 13, 878-880.
12. Mielczarski. J., Leppinen, J., 1987. Infrared reflection-absorption spectroscopic study of adsorption of xanthate on copper. Surf. Sci. 187, 526-538.
13. Mielczarski, J.A., Mielczarski, E., Zachwieja, J., Cases, J.M., 1995. In situ and ex situ infrared studies of nature and structure of thiol monolayers adsorbed on cuprous sulfide at controlled potential. Simulation and experimental results. Langmuir 11, 2787-2799.
14. Mycroft, J.R., Bancroft, G.M., McIntyre, N.S., Lorimer, J.W., Hill, I.R., 1990. Detection of sulphur and polysulphides on electrochemically oxidized pyrite surfaces by X-ray photoelectron spectroscopy and Raman spectroscopy. J. Electroanal. Chem. 292, 139-152.
15. Otsuka, I., Iwasaki, T., 1996. Tapping mode atomic force microscopy observation of self-affine fractal roughness in electrochemically roughened silver electrode surfaces. J. Vac. Sci. Technol. B 14, 1153-1156.
16. Pettinger, B., Bao, X., Wilcock, C., Muhler, M., Ertl, G., 1994. Surface-enhanced Raman scattering from surface and subsurface oxygen species at microscopically well-defined Ag surfaces. Phys. Rev. Lett. 72, 1561-1564.
17. Roth, E., Hope, G.A., Schweinsberg, D.P., Kiefer, W., Fredericks, P.M., 1993. Simple technique for measuring surface-enhanced Fourier transform Raman spectra of organic compounds. Appl. Spectrosc. 47, 1794-1800.
18. Talonen, P., Rastas, J., Leppinen, J., 1991. In situ FTIR study of ethyl xanthate adsorption on gold, silver and copper electrodes under controlled potential. Surf. Interface Anal. 17, 669-674.
19. Turcotte, S.B., Benner, R.E., Riley, A.M., Li, J., Wadsworth, M.E., Bodily, D.M., 1993. Surface analysis of electrochemically oxidized metal sulfides using Raman spectroscopy. J. Electroanal. Chem. 347, 195-205.
20. Weaver, M.J., Barz, F., Gordon II, J.G., Philpott, M.R., 1983. Surface-enhanced Raman spectroscopy of electrochemically characterized interfaces: potential dependence of Raman spectra for thiocyanate at silver electrodes. Surf. Sci. 125, 409-428.
21. Woods, R., 1996. Chemisorption of thiols on metals and metal sulfides. In: Bockris, J.O.M., Conway, B.E., White, R.E. (Eds.), Modern Aspects of Electrochemistry, Vol. 29. Plenum Press, New York, pp. 401-453.
22. Woods, R., Basilio, C.I., Kim, D.S., Yoon, R.-H., 1992. Ethyl xanthate chemisorption isotherms and Eh-pH diagrams for the silver + water + ethyl xanthate system. J. Electroanal. Chem. 328, 179-194.