How Does an In Situ Gas Analyzer Work?

An in situ gas analyzer continuously samples and measures process gases while manufacturing processes are operating. This provides real-time information about gas composition and impurity levels without interrupting production.

What Is a Semiconductor Gas Analyzer Used For?

A semiconductor gas analyzer is used to measure and verify specialty gases used in semiconductor manufacturing. Applications include gas purity verification, contamination detection, purifier testing, and semiconductor process monitoring.

Semiconductor Gas Analysis Systems

Solutions

Mission Statement

To provide the most robust FTIR Technology for gas analysis.

CIC Photonics provides advanced semiconductor gas analysis systems designed to monitor specialty process gases used throughout semiconductor manufacturing. High-purity gases play a critical role in semiconductor fabrication, where even small concentrations of contaminants can impact process performance, equipment reliability, and final device quality. Our FTIR-based gas analysis systems provide accurate, real-time measurements of gas composition, helping manufacturers identify and control impurities before they affect production processes.

These systems support semiconductor gas purity monitoring, specialty gas impurity detection, and continuous semiconductor gas monitoring with low ppb-level sensitivity. By delivering detailed insight into trace contaminants and gas quality changes, CIC Photonics solutions help semiconductor manufacturers maintain tighter process control, improve operational consistency, and meet the demanding purity standards required for advanced chip manufacturing.

What is Semiconductor Gas Analysis?

Semiconductor gas analysis involves measuring and monitoring the gases used throughout semiconductor manufacturing. Since these processes depend on extremely high-purity gases, detecting even trace impurities is important for maintaining consistent production quality and reliable process performance.

FTIR-based semiconductor gas analysis systems measure gas components by analysing how they absorb infrared energy. This enables manufacturers to identify contaminants, verify specialty gas quality, and monitor process conditions in real time.

In Situ Gas Analyzer Systems for Semiconductor Manufacturing

CIC Photonics semiconductor gas analysis systems provide continuous monitoring capabilities for semiconductor process gases. The systems are designed to provide visibility into gas composition, contamination levels, and process performance.

24/7 Continuous sampling analysis
No sampling cell zeroing required
Low ppb impurity detection, including moisture in all semiconductor gases (HCl, Silane, Germane, Diborane, NF3 ,HF, HBr, Ammonia, etc.)
Concentration of production gases verification
Performance verification of purifiers
Verification of MFC performance, valve leaks, and out of calibration performance
No process disruption.
Real-time, fast response monitoring.
Critical “recipe” verification
Process characterization, repeatability and validation
Provides a way to determine trouble spots, and fast troubleshooting.

Semiconductor Gases Monitored

Our semiconductor gas analyzer systems can monitor specialty gases used in semiconductor manufacturing, including:

HCl
Silane (SiH4)
Germane (GeH4)
Diborane (B2H6)
NF3
HF
HBr
Ammonia
Moisture

These measurements support semiconductor fab gas monitoring applications where gas purity and process consistency are critical.

Custom Semiconductor Gas Analyzer Solutions

CIC Photonics designs custom semiconductor gas analyzer systems based on application requirements, gas composition, sampling needs, and process integration requirements.

This Includes:

Why Choose CIC Photonics for Semiconductor Gas Analysis?

CIC Photonics has engineered FTIR-based gas analysis systems since 1994 for semiconductor, industrial, environmental, and research applications.

The company designs custom analytical systems with semiconductor-grade sensitivity, application-specific configurations, and FTIR technology integration.

Key Advantages Include:

More than 30 years of FTIR engineering experience
Custom-built gas analysis systems
Low ppb-level detection capability
Semiconductor process monitoring experience
ISO 9001:2015 compliant quality systems
US-based manufacturing and engineering support

Frequently Asked Questions About Semiconductor Gas Analysis

Why is Semiconductor Gas Purity Monitoring Important?

CIC Photonics semiconductor gas analysis systems can monitor a range of specialty gases used in semiconductor manufacturing, including HCl, silane, germane, diborane, NF3, HF, HBr, ammonia, and moisture.

Monitoring these gases helps semiconductor manufacturers verify gas purity, identify potential contamination sources, and maintain consistent process conditions.

Why is semiconductor gas purity monitoring important?

Semiconductor gas purity monitoring is important because semiconductor fabrication processes require extremely clean and consistent gas supplies.

Trace impurities such as moisture or unwanted chemical compounds can affect manufacturing performance. Continuous monitoring helps engineers verify specialty gas quality and identify issues before they impact production.

What Makes FTIR Gas Analysis Suitable for Semiconductor Manufacturing?

FTIR gas analysis is suitable for semiconductor manufacturing because it can identify and measure multiple gas components with high sensitivity from a single analysis system. This allows manufacturers to detect trace impurities, verify specialty gas quality, and gain detailed insight into process gas conditions.

The technology supports accurate semiconductor gas analysis where precise measurements and reliable data are required for advanced fabrication processes.

This adds a technology-focused FAQ without repeating the existing monitoring, purity, or application questions.

What Are the Benefits of Real-Time Semiconductor Gas Monitoring?

Real-time semiconductor gas monitoring helps manufacturers continuously track gas quality, detect impurities, and identify changes in process conditions before they impact production. By providing immediate visibility into gas composition, these systems support faster troubleshooting, improved process control, and more consistent semiconductor manufacturing performance

How Does FTIR Technology Support Semiconductor Gas Analysis?

FTIR technology supports semiconductor gas analysis by measuring how gases absorb infrared energy at specific wavelengths.

This allows CIC Photonics systems to identify multiple gas components within a single analysis system, providing detailed information for semiconductor process gas monitoring and impurity detection.

What Our Clients Say

    
 
 
       Posted on Google  
   
   Vaughan van Zyl 
 
 
 
 Trustindex verifies that the original source of the review is Google. Excellent, prompt service with great products. Jorge is always ready to support our projects. Highly recommended!
  
 
      Posted on Google  
   
   Savanna Bashioum 
 
 
 
 Trustindex verifies that the original source of the review is Google. Current customer of CIC photonics. Our company had bought another FTIR for emissions testing at our global locations. The system provides excellent data quality and exceeds regulatory requirements. Jorge and Joseph provided fantastic training, and continuous outstanding technical support. Their professionalism gives us confidence in the equipment and the company. Very highly recommend.
  
 
      Posted on Google  
   
   Martin Mendez 
 
 
 
 Trustindex verifies that the original source of the review is Google. Outstanding FTIR Analyzer and Excellent Support
I have had an excellent experience with the IRGAS FTIR analyser from CICP. The instrument performs reliably and consistently, and fully meets our expectations for high quality gas analysis.
What truly sets CICP apart is their service and support. The response time is exceptionally fast, and questions or issues are handled efficiently and professionally. The personnel are highly knowledgeable, both with respect to FTIR technology and practical application, which gives great confidence during commissioning and operation.
Communication is clear, constructive, and solutions oriented throughout. From initial discussions to ongoing support, the overall experience has been smooth, professional, and very positive.
A great analyser, backed by excellent service, fast response, and expert personnel.
  
 
      Posted on Google  
   
   Thomas Rankin 
 
 
 
 Trustindex verifies that the original source of the review is Google. It has been our experience that CIC Photonics technical knowledge and expertise are 2nd to none. Every time we are in need of assistance or work on our system they are always very willing and accommodating to address our needs. It is a great thing to know that if or when we need assistance with our system they are there. It instills a lot of confidence within our organization to have that in todays world of "tech support" being available when it really counts. Thanks for being there. We appreciate it.
  
 
      Posted on Google  
   
   Julie Young 
 
 
 
 Trustindex verifies that the original source of the review is Google. Longtime customer of CIC Photonics.  We recently purchased another FTIR from them that we use for our regulatory emissions measurements at our locations worldwide.  The systems from CICP deliver excellent data quality and exceed regulatory requirements for our applications.  Jorge and Joseph provided excellent technical guidance, clear training, and strong post‑sale support. Their professionalism and follow‑through give real confidence in both the instrument and the company. Highly recommended.

Request a Custom Semiconductor Gas Analysis Solution

Semiconductor gas analysis systems can be configured around process requirements, gas composition, sampling requirements, impurity detection needs, and semiconductor fab integration requirements described above. Speak with a CIC Photonics product specialist to discuss your application and request a custom quote.

You can also call or email us directly to request a quote or share the details of your semiconductor gas monitoring project.