Helena Project

HELENA PROJECT

Halide solid state batteries for ELectric vEhicles aNd Aircrafts

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About the project

HELENA proposes a disruptive technology to design batteries with an optimized performance at high currents and stable cycling that will allow the adoption of these batteries in electric vehicles and, especially, in airplanes.

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Cost reduction

Safety

Fast charge

Energy density

Consortium

HELENA is composed by the close collaboration of a multidisciplinary and highly research-experienced consortium of 15 partners; they are key European actors in the battery sector, from industrial materials producers, to R&D centers, automotive and aerospace manufacturers.

CIC energiGUNE
AIT-Austrian Institute of Technology
Saint Gobain Recherche
Umicore
Lionvolt
Nederlandse Organisatie Voor Toegepast Natuurwetenschappelijk Onderzoek (TNO)
Fraunhofer Gesellschaft Zur Foerderung Der Angewandten Forschung
CustomCells
RWTH Aachen University
Mimi Tech
Ifp Energies Nouvelles
Pipistrel Vertical Solutions Doo Podjetje Za Napredne Letalske Resitve
Leonardo - Societa Per –azioni
FEV Europe GmbH
Zabala Innovation Consulting
See all

News / Events

Keep up to date with all the news and events related to the HELENA project.

12 November 2025

HELENA Announces a new Patent Application for Innovative Halide Electrolyte in Solid-State Battery Electrolytes

The European HELENA Project (ID 101069681), funded by the EU through the Horizon Europe program to support the development of high-performance batteri…
15 May 2025

HELENA Project´s 2nd Newsletter

The HELENA project is making significant strides in advancing solid-state battery technology for electric vehicles and aviation. In this 2nd newsletter, we share the latest updates on our progress, including publications, conferences, exciting developments in material research, and collaborative efforts with our partners across Europe. Stay informed about how HELENA is contributing to the future of sustainable energy and mobility.
20 November 2024

HELENA Project´s 6th General Assembly: Driving Solid-State Battery Innovation

On November 20-21, 2024, the HELENA Project consortium convened at Fraunhofer IST in Braunschweig, Germany, for its 6th General Assembly.
News / Events

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