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

13 053

bibliographic references

19 457



Submissions statistics



The publication of HAL code: a first step towards open source  (11/21/19)  
The CCSD took part on November 19 and 20 in the Sprint Open source organized by the #bluehats community. The #bluehats community brings together all people who contributed contributing to free projects published and/or used by the French public administration. For this event, the CCSD publishes the code of HAL: it is now available on […]

Episciences Release notes  (9/11/19)  
HAL : more than 600 000 !  (7/26/19)  
The CCSD welcomes the international community of the open repositories  (5/14/19)  
Hcéres sets up an open archive portal on HAL  (4/17/19)