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Professor Dr. Helmut Ehrenberg

Address Karlsruher Institut für Technologie (KIT)
Institut für Anorganische Chemie
Engesserstraße 15
76131 Karlsruhe

ORCID-ID 0000-0002-5134-7130

Projects

As Applicant
- Completed projects
  - Phase transitions and physical properties of NaTl-type Zinti phases (Research Grants)
  - Ableitung der Voraussetzungen für das Auftreten eines Morin-Übergangs (Research Grants)
  - Syntheses of new orthooxomolybdates of alkaline and 3d-transitional metals and characterisation of their magnetic, ion conducting and catalytic properties (Research Grants)
  - Hybridstrukturen aus Phosphoolivinen des Typs LiMPO4 mit C-Nanofilamenten für Li-Ionen-Batterien: Präparation, Eigenschaften und Anwendungspotentiale (Priority Programmes)
  - Einfluss von Additiven auf die Herstellung und Defektstruktur von (K,Na)NbO3 (Research Grants)
  - Neue Anodenmaterialien auf der Basis komplexer Li-reicher intermetallischer Verbindungen (Research Grants)
  - Leistungsoptimierte Kathodenmaterialien LiMxMn2-xO4 (M = Cr, Fe, Co, Ni) für Lithium-Ionenbatterien mit sehr hoher Spannung (Research Grants)
  - Synthesis and characterization of solid electrolytes with high lithium ionic conductivity: Investigation of the influence of stoichiometry on crystal structure and ionic conductivity (Research Grants)
  - Thermodynamics and kinetics for stabilization of conversion-type electrodes for LIB based on nano 3d transition metal oxide composites (Priority Programmes)
  - Solid-state electrolyte thin films fabricated by atomic layer deposition for solid ionic devices (Research Grants)
As Leader
- Completed projects
  - Röntgendiffraktometer (Major Research Instrumentation)
  - Physical Property Measurement System (PP-MS) (Major Research Instrumentation)
As Spokesperson
- Current projects
  - EXC 2154: POLiS - Post Lithium Storage Cluster of Excellence (Clusters of Excellence (ExStra))
As Project Head
- Completed projects
  - In situ investigations of the degradation of intercalation batteries and their modelling (Collaborative Research Centres)
  - In operando investigations of material fatigue in commercial battery types by neutron tomography and -diffraction (Collaborative Research Centres)
  - "in operando" study of Li(Ni,Co,Mn)O2 cathode materials (NCM) by local and global methods of structure investigation - materials modification and fatigue (Collaborative Research Centres)
  - Surface Analysis Platform: X-Ray Photoelectron Spectroscopy (XPS) and Time-of-Flight Secondary Ion Mass Spectrometry (ToF-SIMS) (Collaborative Research Centres)
As Participating Person
- Current projects
  - NFDI4Ing – National Research Data Infrastructure for Engineering Sciences (NFDI technical and methodological consortia)
- Completed projects
  - Darstellung, Strukturbestimmung und Charakterisierung der physikalischen Eigenschaften neuer Verbindungen im System Seltenerd-Rhenium-Sauerstoff (Research Grants)
  - Korrelationen zwischen strukturellen und magnetischen Eigenschaften in Niobaten Fe(Nb,Ta)O4 (Research Grants)
  - Hochdrucksynthese und Magnetismus von Oxorhenaten der 3d-Übergangsmetalle (Research Grants)
  - Magnetic phase diagram and correlations between structural and magnetic properties in Cu(MoxW1-x)O4 (Research Grants)
  - Elektronen und Magnetisierungsdichten im Übergangsmetalloxid Co3V2O8 - Electron and Magnetization Density in the Transition Metal Oxide Co3V2O8 (Priority Programmes)
  - Correlated momentum, charge and magnetization density in the kagome staircase system Co3V2O8 (Priority Programmes)
As Cooperation Partner
- Completed projects
  - Reversible ion intercalation based tuning of magnetism in bulk ferromagnets (Research Grants)

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