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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

20 153

bibliographic references

23 237

Documents in Open Access

65 %



Submissions statistics



HALiance: a structuring and innovative project for HAL

The CCSD is officially launching its HALiance project, winner at Structuring Equipment for Research action (EquipEx+)*. The HALiance project will last five and a half years and aims at a major transformation of HAL (hardware and software infrastructure, technologies and services) while maintaining its current operation. The HALiance project is intending to redesign HAL’s core […]

Ambassadors for HAL

(7/12/22) will become


New governance of the CCSD: the International scientific council is established


CCSD: publication of the activity report