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A Real-Time Fallout Monitor for 5–250 Micrometer Particles

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Particles in Gases and Liquids 1

Abstract

In many assembly and clean room applications it is desirable to continuously monitor fallout or sedimentation of large particles, typically greater than 5 microns in diameter. The accepted technique for monitoring sedimentation today is to collect particles on a witness plate and count them at periodic intervals. In many cases, however, it is important to observe sedimentation in real-time. For example, in a location where machinery operates, real-time monitoring can provide immediate warning of a problem.

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References

  1. MIL-STD-1246A, “Product Cleanliness Levels and Contamination Control Program”.

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  2. W. C. Hinds, editor, “Aerosol Technology,” Chapter 3, Wiley Interscience, New York, 1982.

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  4. P. Borden, Y. Baron, and B. McGinley, Monitoring particles in vacuum-process equipment, Microcontamination, 30–34, October 1987.

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© 1989 Plenum Press, New York

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Borden, P.G., Munson, J., Bartelson, D.W. (1989). A Real-Time Fallout Monitor for 5–250 Micrometer Particles. In: Mittal, K.L. (eds) Particles in Gases and Liquids 1. Springer, Boston, MA. https://doi.org/10.1007/978-1-4613-0793-8_11

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  • DOI: https://doi.org/10.1007/978-1-4613-0793-8_11

  • Publisher Name: Springer, Boston, MA

  • Print ISBN: 978-1-4612-8085-9

  • Online ISBN: 978-1-4613-0793-8

  • eBook Packages: Springer Book Archive

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