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


Latest submissions

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Full text documents

13 207

bibliographic references

19 555



Submissions statistics



From ProdInra and Irstea Publications to the HAL-INRAE portal  (3/26/20)   Moins
The HAL INRAE portal has opened this Monday March 23 and replaces the ProdInra and Irstea Publications institutional archives. The deposit and validation functionalities are available for the institute’s researchers ; all the publications from ProdInra and Irstea Publications already present in HAL can be displayed in the HAL INRAE portal. The migration of data […]

A new director for the CCSD  (3/26/20)   Plus
Episciences Release notes  (2/17/20)   Plus
The publication of HAL code: a first step towards open source  (11/21/19)   Plus
Episciences Release notes  (9/11/19)   Plus