Covalent published a case study walking through how Photoinduced Force Microscopy (PiFM) works and where it fits in a photomask contamination investigation.
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A mask that looks clean can still kill yield. Photomask contamination doesn't always announce itself. Trace organic films, resist residue, siloxane transfer, and cleanin…
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Covalent
Accelerating breakthroughs with on-demand materials expertise and integrated lab access
- Industry
- Research Services
- Company size
- 51–200 employees
About Covalent
Covalent provides fast, expert materials testing, characterization, failure analysis and metrology by combining an in-house lab with a curated network of 500+ specialized labs. They deliver techniques from SEM/TEM to XRD, AFM and optical modeling for advanced materials and thin films.
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Research & Knowledge
Covalent has grown to be a spectroscopy center of excellence in Silicon Valley over the past decade, partnered with J.A. Woollam, and developed an application note explaining the physics and showing what the combination makes possible.
Presence & Recognition
Covalent is partnering with Oxford Instruments plc for a full-day hands-on workshop exploring Raman spectroscopy, EBSD, and EDS to accelerate semiconductor materials characterization on Wednesday, September 23, 2026 at Covalent, Sunnyvale, CA.
Research & Knowledge
Covalent conducted a case study using PED and DPC to find the root cause of yield loss, reliability issues, and lot-to-lot inconsistency in three material systems
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