Plasmonic Gradient Effects on High Vacuum Tip-Enhanced Raman Spectroscopy

2013 ◽  
Vol 2 (1) ◽  
pp. 74-80 ◽  
Author(s):  
Mengtao Sun ◽  
Zhenglong Zhang ◽  
Li Chen ◽  
Shaoxiang Sheng ◽  
Hongxing Xu
2015 ◽  
Vol 17 (2) ◽  
pp. 783-794 ◽  
Author(s):  
Yurui Fang ◽  
Zhenglong Zhang ◽  
Li Chen ◽  
Mengtao Sun

Near field gradient effects in high vacuum tip-enhanced Raman spectroscopy (HV-TERS) are a recent developing ultra-sensitive optical and spectral analysis technology on the nanoscale, based on the plasmons and plasmonic gradient enhancement in the near field and under high vacuum.


Catalysts ◽  
2019 ◽  
Vol 9 (2) ◽  
pp. 109 ◽  
Author(s):  
Jingang Wang ◽  
Xinxin Wang ◽  
Xijiao Mu

In this review, we first prove the resonance dissociation process by using time-dependent measurements of tip-enhanced resonance Raman spectroscopy (TERRS) under high vacuum conditions. Second, we show how to use thermal electrons to dissociate Malachite Green (MG) and the hot electrons in the nanogap of the high vacuum tip-enhanced Raman spectroscopy (TERS) device that are generated by plasma decay. Malachite Green is excited by resonance and adsorbed on the Ag and Au surfaces. Finally, we describe real-world and real-time observations of plasmon-induced general chemical reactions of individual molecules.


2010 ◽  
Author(s):  
Philip Schambach ◽  
Nicola R. Scott ◽  
Bruno Pettinger ◽  
P. M. Champion ◽  
L. D. Ziegler

2014 ◽  
Author(s):  
Shuaicheng Lu ◽  
Shaoxiang Sheng ◽  
Zhenglong Zhang ◽  
Hongxing Xu ◽  
Hairong Zheng

2013 ◽  
Vol 1 (6) ◽  
pp. 449-455 ◽  
Author(s):  
Mengtao Sun ◽  
Zhenglong Zhang ◽  
Li Chen ◽  
Hongxing Xu

Author(s):  
Naihao Chiang ◽  
Guillaume Goubert ◽  
Eric A. Pozzi ◽  
Michael O. McAnally ◽  
Craig Chapman ◽  
...  

2013 ◽  
Vol 9 (1) ◽  
pp. 17-24 ◽  
Author(s):  
Zheng-Long Zhang ◽  
Li Chen ◽  
Shao-Xiang Sheng ◽  
Meng-Tao Sun ◽  
Hai-Rong Zheng ◽  
...  

2008 ◽  
Author(s):  
K. J. Yi ◽  
X. N. He ◽  
W. Q. Yang ◽  
Y. S. Zhou ◽  
W. Xiong ◽  
...  

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