Databases
List (not fully exhaustive) of the main databases or portals useful for the research community:

Beluga - Digital collections
Portal including online access to journals, databases such as ADS,
BASE, Chemical Abstracts (Scifinder), Espacenet, Europresse, IEEEXplore,
Inspec, INSPIRE-HEP... (Access by Agalan).

BibCnrs
Multidisciplinary scientific information portal, payed by CNRS for all its laboratories, including online access to journals, books, databases (Access by Janus).

Web of Science
Allow you to query databases such as Web of
Science Core Collection™, Current Contents Connect®, Journal
Citation Report®, Medline®, SciELO Citation Index, InCites®, Essential Science Indicators™ (Access by Janus).

Techniques de l'Ingénieur
Technical and scientific database in French: reference articles and practical sheets validated by scientific committees, in particular in the fields of information technology, environment, biomedical and so on... (Access by Agalan).

ArXiv
arXiv is a free distribution service and an open-access archive for more than 1 600 000 scholarly articles in the fields of physics, mathematics, computer science, quantitative biology, quantitative finance, statistics, electrical engineering and systems science, and economics.

Academic Search Ultimate
Multidisciplinary full-text database providing access to over 9,000 journals (Access by Janus).

BASE : Bielefeld Academic Search Engine
Search engine specialised in open access academic publications (open archives, online dissertations, books, journals).

Centre Mersenne
Digital platform for the distribution of scientific publications in the fields of mathematics, physics,...

Chemical Abstracts (Scifinder)
Chemistry and related disciplines: - Bibliographic data: articles, patents, conference proceedings, monographs / - Chemical data: substances, reactions, commercial availability, nomenclature (a creation of an account is necessary to access this database).

Directory of Open Access Journals
Directory of Open Access Journals (DOAJ) is a bibliographic database which gives lists of online scientific journals with quality and free access criteria: open access articles; articles whose quality is controlled.

DoRANum : Données de la recherche apprentissage numérique
Platform for resources to help the scientific community manage and share their data
Access to DoRANum

DUMAS : Dépôt Universitaire de Mémoires Après Soutenance
Digital library of the works of Master level students, deposited after defence and validation.

Google Scholar
Google Scholar is a freely accessible web search engine that indexes the full text or metadata of scholarly literature across an array of publishing formats and disciplines. Since 2004, the Google Scholar index includes most peer-reviewed online academic journals and books, conference papers, dissertations, preprints, abstracts, technical reports and other scholarly literature, including court opinions and patents.

IEEEXplore
Platform for searching journal titles, standards and conference proceedings from the IEEE (Institute of Electrical and Electronics Engineers) and IEE (Institution of Electrical Engineers) publishers

Inorganic Crystal Structure Database (ICSD)
This inorganic crystallography database provides access to over 210 000 data references from over 1 600 publications. It contains a list of inorganic crystalline structures, including their atomic coordinates and also provides information on the structural data of pure elements, minerals, metals and intermetallic compounds.
(Access by Janus)

ISTEX
23 million documents from 26 corpora of scientific literature in all fields, which represent more than 9 279 journals and 345 369 ebooks between 1473 and 2016 for higher education and research establishments.

Jisc's open policy finder (formerly Sherpa services)
A site to help authors and institutions make informed and confident decisions about open access publishing and compliance.

JSTOR - Maths & Statistics
Database of 99 mathematics and statistics titles (Access by Janus).


OAIster: Open Access
Search engine giving access to open archive repositories (pre and post publications, electronic dissertations, and so on) around the world.

European Patent Office
With its worldwide coverage and search features, Espacenet offers free access to information about inventions and technical developments from 1782 to today

OpenAIRE
OpenAIRE (Open Access Infrastructure for Research in Europe) main objectif is to support the research work of european scientists by creating and uusing an open, sustainable and participative access infrastructure, which is responsible for management, analysis, supply (and mainly) and networking of very wide range of scientific publications and research data.

PANIST
PANIST provides access to the current archives from the Elsevier publisher.
All eligible institutions can access these archives on a public and national platform managed by Inist-CNRS and without going through the publishers' websites, once the subscription contract has expired.
All eligible institutions can access these archives on a public and national platform managed by Inist-CNRS and without going through the publishers' websites, once the subscription contract has expired.

Portail Math
Portail Math is a website for the mathematics community, giving access to documentary resources and digital services.

RSC ChemSpider
ChemSpider is a free chemical structure database providing fast text and structure search access to over 100 million structures from hundreds of data sources.

Theses.fr
Theses.fr lists all doctoral theses defended in France since 1985, thesis subjects prepared in French higher education establishments, and people involved in French doctoral research.

Zeste de Savoir
Zeste de Savoir est un site de partage de connaissances avec des bibliothèques, des forums et des articles pour tous les niveaux