
πHalide #solidstate #batteries for Electric Vehicles π and Aircraft. βοΈ Project funded by Horizon Europe
Vitoria-Gasteiz
Joined June 2022
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πHELENA's 2nd Video is Here!π₯π
We're shaping the future of #sustainable electrified transport with #halide #solidstate #batteries! From materials to large-scale production & safety testing, HELENA is driving innovation for EVs & aircraft.
πΊWatch now!β¬οΈ
youtu.be/EaUBHNMGKE0
π° PRESS RELEASE | HELENA adapts aviation and automotive requirements to solid-state batteries.
βοΈπ Pipistrel, Leonardo and FEV Europe helped define performance and safety requirements based on real operating needs.
π Read more: helenaproject.eu/en/news-eveβ¦
Maica Morant and Pierre Lannelongue from CIC energiGUNE presented our research on binder stability and halide solid-electrolyte membrane fabrication at Solid-State Batteries VII (7β9 October, Frankfurt).
#HELENAProject #SolidStateBatteries
π From materials to pouch cells: HELENA is advancing the scale-up of halide solid-state batteries towards 1 Ah and up to 5 Ah demonstrators.
Discover the latest progress in cell manufacturing π
helenaproject.eu/en/news-eveβ¦
π Another step towards #SolidStateBatteries!
Within WP5, our team has optimised the fabrication of ~60 ΞΌm self-standing, homogeneous halide electrolyte membranes for integration into 1 Ah and up to 5 Ah multilayer pouch cells.
From materials to practical cell formats. β‘
π How much does pressure matter in a solid-state battery?
In #HELENAProject, cell-level modelling of Gen4b cells shows that applied pressure can significantly influence performance by improving interfacial contact, reducing resistive losses and stabilising voltage.
π€ Made with AI
π What happens at the cathode/halide electrolyte interface matters.
In #HELENAProject, researchers are studying charge transport, charge transfer and volume variation to better understand their impact on solid-state battery performance and durability.#SolidStateBatteries
π§ͺHow do solid-state battery interfaces evolve during operation?
In HELENA, partners are applying advanced characterization techniques, including in-situ/operando NMR and XPS, to better understand interfacial stability and dendrite propagation.π¬π
#HELENAProject #BatteryResearch
π¬ Interfaces play a critical role in solid-state battery performance.
In HELENA, partners are studying Li/halide electrolyte, electrolyte/cathode and cell-level interfaces to better understand performance limitations and support safer, more reliable battery cells. π
πΈ Smiles after another productive HELENA Work Package Leader Board meeting!
Regular coordination helps the consortium stay aligned, review progress and keep advancing towards safer, high-performance solid-state battery technologies. ππ€
#SolidStateBatteries #EUResearch
π’ New publication from the HELENA Project!
Led by Fraunhofer IST, this study presents a DEM simulation framework to better predict separator and cathode densification in all-solid-state batteries.
π Read more on the HELENA website. helenaproject.eu/en/results-β¦
π€ Made with AI
π¬ New publication!
The study explores the challenges of solution-based infiltration methods for halide solid electrolytes in solid-state battery cathodes, providing insights for future battery processing routes. π
π Read more on our website: helenaproject.eu/en/results-β¦
β‘During the #HELENAproject General Assembly, partners visited LionVolt at High Tech Campus Eindhoven.
The day included an insightful presentation by Sandeep Unnikrishnan, with contributions from Rana Harpal and Pranay Gandharapu.
Thanks to LionVolt team for the warm welcome!π
π’ During the #HELENAproject General Assembly, partners met at @TNO_nieuws facilities at High Tech Campus Eindhoven.
The visit offered valuable insights into TNOβs research infrastructure and #battery-related activities.
Many thanks to TNO team for hosting us! π
π€This week, the #HELENAproject partners gathered at High Tech Campus Eindhoven for our General Assembly, jointly hosted by @TNO_nieuws & LionVolt.
A great opportunity to review progress, align next steps and strengthen collaboration across the consortium. π
Thank you to both!
β‘ DID YOU KNOW?
Fast charging depends on how quickly ions move through the battery electrolyte.
In the #HELENAproject, halide-based solid electrolytes are being developed to enable safer and more efficient fast-charging batteries. π
#SolidStateBatteries #FastCharging
π€ Made with AI
β‘ DID YOU KNOW?
Lithium dendrites can cause short circuits in batteries.
Solid-state batteries can limit their growth, improving safety and lifetime. π
#HELENAproject #SolidStateBatteries #BatterySafety
π€ Made with AI
π€ Staying aligned to move forward!
Yesterday, the #HELENAproject Work Package Leader Board held its latest meeting
π Collaboration remains at the core of HELENA as we work together towards more efficient, safe, and scalable energy storage solutions.
β‘ DID YOU KNOW?
Battery performance depends on ionic conductivity β how fast ions move through the electrolyte.
In the #HELENAproject, halide electrolytes enable high conductivity with improved safety. π
#SolidStateBatteries #EnergyStorage
π Within the #HELENAproject, a reference design for 40 mAh solid-state pouch cells has been defined by AIT, paving the way toward scalable 1β10 Ah cells.
A key step in bridging materials and real battery manufacturing. π
#SolidStateBatteries #BatteryManufacturing
π The #HELENAproject Work Package Leader Board continues working intensively in these final stages.
In our latest meeting, partners aligned progress and next steps to tackle upcoming challenges and advance solid-state battery technologies. π
#BatteryInnovation #HELENAProject


























