Important committee activities

• 2021-         : Member of the Steering Committee of the Helmholtz Joined Lab ‘MDMC'
• 2020-         : Board Member of the ‘Deutsche Gesellschaft für Elektronenmikroskopie’
• 2019-         : Member of the Steering Board of the Helmholtz Imaging Platform
• 2019-         : Member of the Steering Board of the KIT Center Materials-Structure-Function
• 2017-         : Spokesperson of the AK ‘Electron Tomography’ of the German Materials Research Society (DGM)
• 2019-2021 : Spokesperson of the Area ‘Inverse Problems, Optimization’ of the KIT Center MathSEE
• 2017-2021 : Member of the DIN Norming Committee Materials Testing
• 2013-2020 : Member of the Steering Committee of the Helmholtz Programm ‘Science & Technology of Nanosystems'
• 2013-2018 : Board Member of the ‘Deutsche Gesellschaft für Elektronenmikroskopie’

Research interests

• Solving materials and physis questions by high-end structural, electronic and morphological characterization using electron microscopy techniques in interdisciplinary collaborations
• Development of new electron microscopy based characterization and structuring approaches for specific applications
• Methodology: In-situ Electron Microscopy, 4D-STEM, Electron Tomography, Correlative Characterization
• Application Areas: Energy Storage (Batteries), Catalysis, Quantum Materials, Glasses, Nanocomposites, Carbo Nano Materials, Magnetic Materials

Selected publications highlighting the different research areas

ORCID: 0000-0001-5701-400
Web of Science Researcher ID: A-1720-2009
Google Scholar

• The Impact of Microstructure on the Filament Growth at the Sodium Metal Anode in All Solid-State Sodium Batteries
  Z. Ding, Y. Tang, T. Ortmann, J.K. Eckhardt, Y. Dai, M. Rohnke, G. Melinte, C. Heiliger, J. Janek, C. Kübel
  Advanced Energy Materials, 2023, 13(48), 2302322; DOI: 10.1002/aenm.202302322.
   
• Synergy of cations in high entropy oxide lithium ion battery anode
  K. Wang, W. Hua, X. Huang, D. Stenzel, J. Wang, Z. Ding, Y. Cui, Q. Wang, H. Ehrenberg, B. Breitung, C. Kübel, X. Mu
  Nature Communication, 2023, 14, 1487; DOI: 10.1038/s41467-023-37034-6.
   
• Direct observation of quadrupolar strain fields surrounding Eshelby inclusions in metallic glasses
  S.J. Kang, D. Wang, A. Caron, C. Minnert, K. Durst, C. Kübel, X. Mu
  Advanced Materials, 2023, 35, 2212086; DOI: 10.1002/adma.202212086.
   
• Unveiling the local atomic arrangements in the shear band regions of metallic glass
  X. Mu, M. Chellali, E. Boltynjuk, D. Gunderov, R. Valiev, H. Hahn, C. Kübel, J. Ivanisenko, L. Velasco
  Advanced Materials, 2021, 33, 2007267; DOI: 10.1002/adma.202007267.
   
• Fast kinetics of multivalent intercalation chemistry enabled by solvated Mg²⁺ ions into self-established metallic layered materials
  Z. Li, X. Mu, Z. Zhao-Karger, T. Diemant, R. Behm, C. Kübel, M. Fichtner
  Nature Communication, 2018, 9, 5115; DOI: 10.1038/s41467-018-07484-4.
   
• High Entropy Oxides for Reversible Energy Storage
  A. Sarkar, L. Velasco, D. Wang, G. Talasila, L. de Biasi, C. Kübel, T. Brezesinski, S.S. Bhattacharya, H. Hahn, B. Breitung
  Nature Communication, 2018, 9, 3400, DOI: 10.1038/s41467-018-05774-5.
   
• Understanding Graphitization and Growth of free-standing Nanocrystalline Graphene using In Situ Transmission Electron Microscopy
  C.N. Shyam Kumar, V.S.K. Chakravadhanula, A. Riaz, S. Dehm, D. Wang, X. Mu, B. Flavel, R. Krupke, C. Kübel
  Nanoscale, 2017, 9, 12835- 2842; DOI: 10.1039/C7NR03276E.
   
• Radial distribution function imaging by STEM diffraction: Phase mapping and analysis of heterogeneous nanostructured glasses
  X. Mu, D. Wang, F. Tao, C. Kübel
  Ultramicroscopy, 2016, 168, 1-6; DOI: 10.1016/j.ultramic.2016.05.009.
   
• An artificial honeycomb structured crystal formed by self-assembly of an asymmetric co-cluster
  C. Ma, H. Wu, Z.-H. Huang, R.-H. Guo, M.-B. Hu, C. Kübel, L.-T. Yan, W. Wang
  Angewandte Chemie Int. Ed. Engl., 2015, 54, 15699 –15704; DOI: 10.1002/anie.201507237 .
   
• In situ observation of deformation processes in nanocrystalline face-centered cubic metals
  A. Kobler, C. Brandel, H. Hahn, C. Kübel
  Beilstein Journal of Nanotechnology, 2016, 7, 572–580; DOI: 10.3762/bjnano.7.50
   
• Combination of in-situ straining and ACOM TEM: a novel method for analysis of plastic deformation of nanocrystalline metals
  A. Kobler, A. Kashiwar, H. Hahn, C. Kübel
  Ultramicroscopy, 2013, 128, 68-81; DOI: 10.1016/j.ultramic.2012.12.019.
   
• CuF₂ as Reversible Cathode for Fluoride Ion Batteries
  D.T. Thieu, M.H. Fawey, H. Bhatia, V. S. K. Chakravadhanula, C. Kübel, M. Fichtner
  Advanced Functional Materials, 2017, 27(31), 1701051; DOI: 10.1002/adfm.201701051.
   
• Comprehensive analysis of TEM methods for LiFePO₄/FePO₄ phase mapping: spectroscopic techniques (EFTEM, STEM-EELS) and STEM diffraction techniques (ACOM-TEM)
  X. Mu, A. Kobler, D. Wang, V.S.K. Chakravadhanula, S. Schlabach, D.V. Szabó, P. Norby, C. Kübel
  Ultramicroscopy, 2016, 170, 10-18; DOI: 10.1016/j.ultramic.2016.07.009.
   
• Towards automated diffraction tomography. Part I - Data acquisition
  U. Kolb, T. Gorelik, C. Kübel, M.T. Otten, D. Hubert
  Ultramicroscopy, 2007, 107, 507-513; DOI: 10.1016/j.ultramic.2006.10.007.
   
• Recent Advances in Electron Tomography: TEM and HAADF-STEM Tomography for Materials Science and Semiconductor Applications
  C. Kübel, A. Voigt, R. Schoenmakers, M. Otten, D. Su, T.-C. Lee, A. Carlsson, J. Bradley
  Microscopy & Microanalysis, 2005, 11(5), 378-400; DOI: 10.1017/S1431927605050361.
   
• Influence of Structural Variations on High Resolution Electron Microscopy (HREM) Images of Poly[1,6-di(N-carbazolyl)-2,4-hexadiyne] (polyDCHD) Nanocrystals
  C. Kübel, D. C. Martin
  Phil. Mag. A, 2001, 81, 1651-1673; DOI: 10.1080/01418610010009388.

Scholarships