An Attempt to Estimate the Atmospheric Corrosivity by Multi-Channel Quartz Crystal Microbalance Sensors
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- Fujii Kazumi
- Materials Research Laboratory, Hitachi, Ltd.
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- Ohashi Kenya
- Materials Research Laboratory, Hitachi, Ltd.
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- Hashimoto Tadahiko
- Information and Control Systems Division, Hitachi, Ltd.
Bibliographic Information
- Other Title
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- マルチチャンネル水晶振動子微量天秤センサによる大気腐食環境定量化の試み
Description
The corrosion rates of multiple metals were simultaneously monitored with the multi-channel quartz crystal microbalance sensors, and the measurement-based inverse estimation method for the concentrations of corrosive gases was studied. It was found that the relationship between the corrosion rates and the environmental factors could be formulated by regarding the corrosion rates of Ag, Co, and Cu as the function of SO2, NO2, H2S and relative humidity. The inverse estimation of the concentrations of corrosive gases can be made on the basis of these approximate equations. The dependence of corrosion rate for each metal on the environmental factors is possibly influenced by the kind and the abundance ratio of corrosion products.
Journal
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- Corrosion Engineering
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Corrosion Engineering 56 (10), 458-463, 2007
Japan Society of Corrosion Engineering
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Keywords
Details 詳細情報について
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- CRID
- 1390282681236729728
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- NII Article ID
- 130004502925
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- COI
- 1:CAS:528:DC%2BD2sXhtFOms7zK
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- ISSN
- 18819664
- 09170480
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- Text Lang
- ja
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- Data Source
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- JaLC
- Crossref
- CiNii Articles
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- Abstract License Flag
- Disallowed