Julius Koettgen
Julius Koettgen
Battery Cell Development, Technology and Simulation, Volkswagen AG
Verified email at - Homepage
Cited by
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Promises and Challenges of Next-Generation “Beyond Li-ion” Batteries for Electric Vehicles and Grid Decarbonization
Y Tian, G Zeng, A Rutt, T Shi, H Kim, J Wang, J Koettgen, Y Sun, ...
Chemical reviews 121 (3), 1623-1669, 2020
Understanding the ionic conductivity maximum in doped ceria: trapping and blocking
J Koettgen, S Grieshammer, P Hein, BOH Grope, M Nakayama, M Martin
Physical Chemistry Chemical Physics 20 (21), 14291-14321, 2018
A combined DFT+ U and Monte Carlo study on rare earth doped ceria
S Grieshammer, BOH Grope, J Koettgen, M Martin
Physical Chemistry Chemical Physics 16 (21), 9974-9986, 2014
Amorphous and highly nonstoichiometric titania (TiO x) thin films close to metal-like conductivity
T Leichtweiss, RA Henning, J Koettgen, RM Schmidt, B Holländer, ...
Journal of Materials Chemistry A 2 (18), 6631-6640, 2014
Ab initio calculation of the attempt frequency of oxygen diffusion in pure and samarium doped ceria
J Koettgen, T Zacherle, S Grieshammer, M Martin
Physical Chemistry Chemical Physics 19 (15), 9957-9973, 2017
The ionic conductivity of Sm‐doped ceria
J Koettgen, M Martin
Journal of the American Ceramic Society 103 (6), 3776-3787, 2020
Ab initio calculation of the migration free energy of oxygen diffusion in pure and samarium-doped ceria
J Koettgen, PC Schmidt, T Bučko, M Martin
Physical Review B 97 (2), 024305, 2018
Detailed insights into the structural properties and oxygen-pathways in orthorhombic Ba 0.5 Sr 0.5 Co 0.8 Fe 0.2 O 3–δ by electronic-structure theory
M Lumeij, J Koettgen, M Gilleßen, T Itoh, R Dronskowski
Solid State Ionics 222, 53-58, 2012
Computational investigation of chalcogenide spinel conductors for all-solid-state Mg batteries
J Koettgen, CJ Bartel, G Ceder
Chemical Communications 56 (13), 1952-1955, 2020
Modeling Oxygen Ion Migration in the CeO2–ZrO2–Y2O3 Solid Solution
S Grieshammer, S Eisele, J Koettgen
The Journal of Physical Chemistry C 122 (33), 18809-18817, 2018
Coordination Numbers in Sm-Doped Ceria Using X-ray Absorption Spectroscopy
J Koettgen, M Martin
The Journal of Physical Chemistry C 123 (11), 6333-6339, 2019
First-principles study of CaB 12 H 12 as a potential solid-state conductor for Ca
J Koettgen, CJ Bartel, JX Shen, KA Persson, G Ceder
Physical Chemistry Chemical Physics 22 (47), 27600-27604, 2020
The Effect of Jump Attempt Frequencies on the Ionic Conductivity of Doped Ceria
J Koettgen, M Martin
The Journal of Physical Chemistry C 123 (32), 19437-19446, 2019
The oxygen ion conductivity of Lu doped ceria
J Koettgen, G Dück, M Martin
Journal of Physics: Condensed Matter 32 (26), 265402, 2020
Ab initio and experimental oxygen ion conductivities in Sm-Zr and Gd-Zr co-doped ceria
J Koettgen, S Grieshammer, G Dück, G Ulbrich, M Lerch, M Martin
Solid State Ionics 355, 115422, 2020
Kinetic Monte Carlo simulations of ionic conductivity in oxygen ion conductors
P Hein, BOH Grope, J Koettgen, S Grieshammer, M Martin
Materials Chemistry and Physics 257, 123767, 2021
Infinite dilution in doped ceria and high activation energies
J Koettgen, M Martin
Solid State Communications 314, 113939, 2020
The relation between defect interactions, local structure and oxygen ion conductivity in the bulk of doped ceria
JR Köttgen
RWTH Aachen University, 2017
Investigation of Rare-Earth Chalcogenide Spinel for Mg Solid State Conductors
Y Chen, J Koettgen, C Bartel, G Ceder
Electrochemical Society Meeting Abstracts prime2020, 234-234, 2020
Poster: Polar Dielectrics, Optics, and Ionics
Y Jin Kim, M Hyuk Park, H Joon Kim, D Seok Jeong, A Jiang, ...
Frontiers in Electronic Materials: A Collection of Extended Abstracts of the …, 2012
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