Product Family

Wafer Surface Measurement System

  • Automated Vapor Phase Decomposition (VPD) with integrated ICP-MS analysis
  • Ultra-trace detection of metallic contamination on wafer surfaces
  • Fully automated chemical supply, liquid handling, wafer handling and cleaning cycles
  • Suitable for hydrophobic and hydrophilic surfaces, bevels and upper bevels on wafers from 4" to 12

The WSMS product family comprises two systems: WSMS Integra and WSMS Integra HT.

Features at a Glance

WSMS Integra

  • Fully automated VPD with integrated ICP-MS analysis
  • HF or HF/Ozone etching with droplet scanning
  • Analysis of wafer surfaces, bevels and upper bevels, including hydrophilic surfaces
  • Automated wafer heating, weighing and robot handling with flip option
  • Fab Supply compatibility, Active Sample Transport (AST) and SECS/GEM-ready automation

Features at a Glance

WSMS Integra HT

  • High-throughput wafer surface measurement with up to 8 wafers per hour
  • Dual parallel processing modules with separate clean and dirty wafer lines
  • Automated chemical supply from fab bulk bottles and AST connection of multiple sources to one ICP-MS
  • Dedicated dosing systems, pressure monitoring and leakage sensors to minimize cross-contamination risks
  • Full fab integration via SECS/GEM and OHT; SEMI S2/S8 certified and ISO 6 cleanroom ready
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Wafer Surface Measurement System
Technical data
Measurement technologyICP-MPS
Wafer sizes4", 6", 8" and 12"
SurfacesHydrophobic, hydrophilic, bevel and upper bevel
Cleanroom classISO 6 or better
System dimensions2,159 × 2,238 × 2,080 mm

 

Measurement technologyICP-MPS
Wafer sizes4", 6", 8" and 12"
ThroughputUp to 8 wafers per hour
Cleanroom classISO 6 or better
System dimensions2,459 × 2,238 × 2,080 mm

 

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