Paper
10 February 1999 Semiconductor process tool effluent characterization using extractive FTIR with fast data acquisition
Curtis T. Laush
Author Affiliations +
Proceedings Volume 3534, Environmental Monitoring and Remediation Technologies; (1999) https://doi.org/10.1117/12.339056
Event: Photonics East (ISAM, VVDC, IEMB), 1998, Boston, MA, United States
Abstract
A system has been developed using extractive FTIR techniques to characterize the gaseous emissions from semiconductor wafer process tools. The system provides real-time data collection, processing and display for multiple compounds simultaneously. Tool effluent emission profiles that track concentrations are produced with time resolutions on the order of seconds. Along with a description of the hardware, sampling and analysis methods, the results of some field testing and system validations are also presented.
© (1999) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Curtis T. Laush "Semiconductor process tool effluent characterization using extractive FTIR with fast data acquisition", Proc. SPIE 3534, Environmental Monitoring and Remediation Technologies, (10 February 1999); https://doi.org/10.1117/12.339056
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KEYWORDS
FT-IR spectroscopy

Semiconducting wafers

Semiconductors

Absorption

Data acquisition

Statistical analysis

Gases

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