Reducing extreme ultraviolet mask three-dimensional effects by alternative metal absorbers

Author:

Philipsen Vicky1,Luong Kim Vu2,Souriau Laurent1,Erdmann Andreas3,Xu Dongbo3,Evanschitzky Peter3,van de Kruijs Robbert W. E.4,Edrisi Arash4,Scholze Frank5,Laubis Christian5,Irmscher Mathias6,Naasz Sandra6,Reuter Christian6,Hendrickx Eric1

Affiliation:

1. IMEC, Advanced Patterning Department, Leuven, Belgium

2. IMEC, Advanced Patterning Department, Leuven, BelgiumbKULeuven, Department of Materials Engineering, Leuven, Belgium

3. Fraunhofer IISB, Computational Lithography and Optics, Erlangen, Germany

4. University of Twente, Industrial Focus Group XUV Optics, Enschede, The Netherlands

5. PTB, EUV Radiometrie, Berlin, Germany

6. IMS CHIPS, Nanopatterning Business Unit, Stuttgart, Germany

Publisher

SPIE-Intl Soc Optical Eng

Subject

Electrical and Electronic Engineering,Mechanical Engineering,Condensed Matter Physics,Atomic and Molecular Physics, and Optics,Electronic, Optical and Magnetic Materials

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1. Best focus alignment through pitch strategies for hyper-NA EUV lithography;Optical and EUV Nanolithography XXXVII;2024-04-10

2. Ru/Ta bilayer approach to EUV mask absorbers: Experimental patterning and simulated imaging perspective;Micro and Nano Engineering;2023-09

3. Evaluation of Ta-Co alloys as novel high-k extreme ultraviolet mask absorber;Journal of Micro/Nanopatterning, Materials, and Metrology;2023-06-21

4. Low-voltage electron scattering in advanced extreme ultraviolet masks;Japanese Journal of Applied Physics;2022-08-01

5. Evaluation of Ta-Co alloys as novel high-k EUV mask absorber;Optical and EUV Nanolithography XXXV;2022-05-26

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