Skip to Main content Skip to Navigation


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 the Héloïse or SHERPA/RoMEO websites. You can also contact us.


Latest submissions






Full text documents

14 009

bibliographic references

20 966



Submissions statistics



A shared governance and a sustainable financing model for HAL

On July 16, the Open Science Steering Committee approved the evolution of the financial contribution made by the French scientific institutions with a HAL portal as well as a new governance scheme for the Center for Direct Scientific Communication (CCSD), the service unit that created and still develops HAL. HAL is a major part in […]

Episciences release notes


A new feature in Episciences: copy editing


Episciences release notes


COVID-19 : HAL eases access to scientific publications related to the epidemic