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A. Pépin
Researcher at Centre national de la recherche scientifique
Publications - 45
Citations - 4940
A. Pépin is an academic researcher from Centre national de la recherche scientifique. The author has contributed to research in topics: Electron-beam lithography & Lithography. The author has an hindex of 21, co-authored 45 publications receiving 4671 citations. Previous affiliations of A. Pépin include University of Rouen.
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Journal ArticleDOI
Electron beam lithography: resolution limits and applications
Christophe Vieu,Franck Carcenac,A. Pépin,Yong Chen,M. Mejias,A. Lebib,L. Manin-Ferlazzo,L. Couraud,H. Launois +8 more
TL;DR: In this article, the authors report on the resolution limits of EBL in the conventional polymethylmethacrylate (PMMA) organic resist and show that resolution can be pushed below 10 nm for isolated features and dense arrays of periodic structures can be fabricated at a pitch of 30 nm, leading to a density close to 700 Gbit/in2.
Journal ArticleDOI
The extracellular matrix guides the orientation of the cell division axis
Manuel Théry,Victor Racine,A. Pépin,Matthieu Piel,Yong Chen,Jean-Baptiste Sibarita,Michel Bornens +6 more
TL;DR: It is proposed that the ECM controls the location of actin dynamics at the membrane, and thus the segregation of cortical components in interphase and mitosis and is maintained on the cortex of mitotic cells and used for spindle orientation.
Journal ArticleDOI
Anisotropy of cell adhesive microenvironment governs cell internal organization and orientation of polarity
Manuel Théry,Victor Racine,Matthieu Piel,A. Pépin,Ariane Dimitrov,Yong Chen,Jean-Baptiste Sibarita,Michel Bornens +7 more
TL;DR: It is demonstrated that ECM geometry determines the orientation of cell polarity axes and proposed a working model that accounts for that observation concludes that, in addition to molecular composition and mechanical properties,ECM geometry plays a key role in developmental processes.
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Cell Distribution of Stress Fibres in Response to the Geometry of the Adhesive Environment
TL;DR: The acquisition of cell shape follows two stages where initially the cell forms contact with the micropattern, and it is concluded that cells of a given area can generate the same total sum of tractional force but that these tractional forces are differently spaced depending on the spatial distribution of its adherence contacts.
Journal ArticleDOI
Bouncing transitions on microtextured materials
TL;DR: In this paper, the conditions to be fulfilled on the surface design (which provides super-hydrophobicity) to observe such a behavior were discussed, and the reduction of the scale of the microstructure provided a robust water repellency.