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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

16 679

bibliographic references

22 806

Documents in Open Access

62 %



Submissions statistics



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

The CCSD created in last September a working group to make recommendations for an evolution of the document typology, common to all the users of HAL. The report (in french) of this working group is now available. It is not easy to change such a typology : it requires to take into account the user’s […]

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


This is the end for Héloïse


Integrate Episciences into EOSC’s catalog of services


Online training: you’ve been there in 2020!