Dopant-assisted negative photoionization Ion mobility spectrometry coupled with on-line cooling inlet for real-time monitoring H2S concentration in sewer gas

Talanta ◽  
2016 ◽  
Vol 153 ◽  
pp. 295-300 ◽  
Author(s):  
Liying Peng ◽  
Dandan Jiang ◽  
Zhenxin Wang ◽  
Lei Hua ◽  
Haiyang Li
1990 ◽  
Vol 26 (2) ◽  
pp. 123-142 ◽  
Author(s):  
J.L. Brokenshire ◽  
V. Dharmarajan ◽  
L.B. Coyne ◽  
J. Keller

Author(s):  
Wei Huang ◽  
Weiguo Wang ◽  
Chuang Chen ◽  
Yang Li ◽  
Zhenxin Wang ◽  
...  

The Analyst ◽  
2011 ◽  
Vol 136 (16) ◽  
pp. 3233 ◽  
Author(s):  
Piers R. Boshier ◽  
Julia R. Cushnir ◽  
Vikash Mistry ◽  
Alison Knaggs ◽  
Patrik Španěl ◽  
...  

2011 ◽  
Vol 495 ◽  
pp. 71-74
Author(s):  
I. Bravo-Imaz ◽  
A. García-Arribas ◽  
E. Gorritxategi ◽  
M. Hernaiz ◽  
A. Arnaiz ◽  
...  

Actual trends in machinery maintenance point to the necessity of an on-line real-time monitoring of the condition of the lubricant oil. Excessive delay in replacing the lubricant oil can have catastrophic results, whereas doing it too early produces evident economic and environmental issues. Magnetoelastic materials offer a good sensing principle for assessing lubricant oil viscosity; which is one of the most important properties to assure its proper lubricant capacity. Among others, one of the most remarkable properties of this sensing principle is the capability of being used through a wide viscosity range. In this work, we describe the experiments performed to evaluate the usefulness of this technology for testing the viscosity of different test oils in order to develop a working device for on-line, real-time monitoring the quality of lubricant oils.


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