Battery Materials and Cells

In the research topic " Battery Materials and Cells", we focus on innovative and sustainable materials and technologies for energy storage. With a laboratory space of approximately 1,140 m², interdisciplinary teams dedicate themselves to the development, refinement, and innovative manufacturing processes of new materials. Our focus ranges from various cell architectures to prototype development. We investigate different cell chemistries with monovalent (including lithium and sodium ion technology) and multivalent charge carriers (including zinc and aluminum ion technology), as well as battery technologies with liquid electrolytes and solid-state electrolytes to address the diverse applications of batteries in a tailored manner.

We are passionately committed to sustainability and work intensively to develop energy-efficient and environmentally friendly solutions. These efforts are embedded in all our research activities and contribute to reducing the ecological footprint of batteries. Through close collaboration with the fields of production technology and technology assessment for batteries, our work is supported by process engineering and techno-economic considerations, as well as AI-based cell simulations. This enables us to translate our research results into practice and actively shape the future of energy storage.

Fields of Work

In the research topic "Battery Materials and Cells" we focus on the following fields of work:

Lithium-Ion Battery Technology

Sodium-Ion Technologies

Zinc-Ion Battery Technology

All-Solid-State Batteries

Supercapacitors

Further Fields of Work on this Topic:

  • Tailored Battery Materials, Cell Chemicals and Designs
  • Scientific Consultation on Battery Technology and Materials

Scientifically-based Expertise on Battery Technologies and Materials

Our services include:

  • Evaluation of suitable materials for individual applications
  • Evaluation of suitable cell architectures for individual applications
  • Optimization of sustainability
  • Optimization of production processes

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R&D Infrastructure

At Fraunhofer ISE, we benefit from this infrastructure for our research and development activities:

Center for Electrical Energy Storage

Our Infrastructure for "Battery Management and Cells":

  • Synthesis laboratory for the production and development of active materials
  • Furnaces for processing and refining active materials
  • Electrolyte studies and their optimization
  • Dry coating and solvent-based electrode production 
  • Cell construction in different process atmospheres (fume hood, dry room (DP 30°C and DP -50°C) and glovebox)
  • Electrochemical measurements in different cell designs 
    • Coin cells
    • Swagelok® Cells
    • El-Cells
    • Pouch-Cells 
    • self-developed cell housings for special requirements - in-situ measurements of pH, temperature or gas evolution)
  • Electrochemical in-situ methods: Raman spectroscopy, dilatometry, gas analysis, electrochemical quartz crystal microbalance (EQCM)
  • Characterization of battery materials and post-mortem analyses
 

Novel materials and innovative production processes for battery systems technology

Selected Research Projects

 

SICOM-LIB

Silicon Composite Anode Materials for Lithium Ion Batteries

 

PRONTO

Production of Sodium-Ion Batteries in Baden-Württemberg

 

WinZIB2

Globally Applicable, Innovative Zinc Ion Battery System

 

COFFEE

Cobalt-Free Solid-State Batteries with Sulfide Electrolytes

 

VORAN

Innovative Sodium-Ion Battery Storage for Stationary and Mobile Applications

 

BEST

Battery Electrode Production Based on a Dry Coating Process

Current Publications on the Topic "Battery Materials and Cells"