Suppressing interfacial water signals to assist the peak assignment of the N+–H stretching mode in sum frequency generation vibrational spectroscopy

2015 ◽  
Vol 17 (43) ◽  
pp. 28534-28538 ◽  
Author(s):  
Khoi Tan Nguyen ◽  
Anh V. Nguyen
Keyword(s):  
Experimental Evidence ◽  
Vibrational Spectroscopy ◽  
Sum Frequency Generation ◽  
Interfacial Water ◽  
Vibrational Modes ◽  
Sum Frequency ◽  
Backbone Amide ◽  
Peak Assignment ◽  
Frequency Generation

This study provides experimental evidence that the 3080 cm−1 peak is from the N+–H vibrations, while the 3330 cm−1 peak is not due to ammonium species but rather originates from the interfacial water vibrational modes or the backbone amide modes.

Sum Frequency Generation Vibrational Spectroscopy of 1,3-Butadiene Hydrogenation on 4 nm Pt@SiO2, Pd@SiO2, and Rh@SiO2 Core–Shell Catalysts

Nano Letters ◽  
2014 ◽  
Vol 15 (1) ◽  
pp. 39-44 ◽  
Author(s):  
James M. Krier ◽  
William D. Michalak ◽  
Xiaojun Cai ◽  
Lindsay Carl ◽  
Kyriakos Komvopoulos ◽  
...  
Keyword(s):  
Vibrational Spectroscopy ◽  
Sum Frequency Generation ◽  
Core Shell ◽  
Sum Frequency ◽  
Frequency Generation ◽  
Butadiene Hydrogenation

Study of FeOx/Au inverse model catalysts by in situ sum frequency generation vibrational spectroscopy

2009 ◽  
Vol 96 (2) ◽  
pp. 345-356 ◽  
Author(s):  
Orsolya Hakkel ◽  
Zoltán Pászti ◽  
Tamás Keszthelyi ◽  
Krisztina Frey ◽  
László Guczi
Keyword(s):  
Vibrational Spectroscopy ◽  
Sum Frequency Generation ◽  
Inverse Model ◽  
Model Catalysts ◽  
Sum Frequency ◽  
Frequency Generation
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