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Welcome to the Open Access scientific publications portal of the École Polytechnique


HAL-Polytechnique is the institutional platform of deposit and consultation of scientific papers made by researchers of the 23 laboratories of the École Polytechnique. Its ambition is to contribute to the development of the scientific information’s open access, to optimize visibility of École Polytechnique in scientific domains, and to preserve the scientific production of its researchers. From this portal, you can browse documents deposited, grouped by laboratoryauthor or scientific domain.

In order to deposit in HAL-Polytechnique, you must create an account.

To deposit a full-text paper, you must verify publishers’ policies on self-archiving in open access. They are available at SHERPA/RoMEO website. You can also contact us.


Latest submissions

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Full text documents

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bibliographic references

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Documents in Open Access

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Submissions statistics



Changelog for version 1.0.2

Change log for version 1.0.2 This version is the first major update since the code was released under the GPL version 3 license on December 23, 2020. Although some of the corrections below were released online well before they were announced. The software code is available online: As well as the new API component […]

When free access is not open access


Evolution of document typology in HAL: the results of the working group


New governance of the CCSD: first milestone for a partners assembly


This is the end for Héloïse