Philippe Leray

Vice President R&D advanced patterning development
Author

Philippe Leray obtained his PhD degree in Physics of gas and plasma at the Paris-Sud University, after which he worked as a project manager in the European Joint Research Center in Ispra (Italy). In 2001, Philippe Leray joined imec as a research engineer and later as group leader of the litho process and pattern control group. His research is centered around metrology for lithography, including image-based and diffraction-based overlay, CD-SEM, scatterometry using ellipsometry, reflectometry and angle-resolved spectrometry, defectivity inspection and review for immersion lithography, resist characterization.

Headshot of Philippe Leray wearing glasses against a blue background

Authored articles

Researcher in a cleanroom using a microscope at a metrology workstation

Four decades of in-fab metrology and inspection: pivotal milestones, and the road ahead

27/07/2026
Technology review
Patterning

Linking advances in in-fab metrology and inspection to critical periods in the patterning and logic device roadmap

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Close-up of a circuit board with tiny electronic components and blurred metallic reflections

Sailing along the stochastic cliffs

28/06/2019

Imec takes a great leap forward in understanding and pushing the limits of extreme ultraviolet lithography – part II

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