Dr. rer. nat. Julian Johannes Wolf - Geozentrum Nordbayern EN

Dr. rer. nat. Julian Johannes Wolf

(graduation year: 2022)

Research Topics

Investigations on the phase development and kinetics during the hydration of ternary CSA based cement pastes
Thermodynamic modelling of the stable hydrate phases during cement hydration
Impact of additives on the hydration of CSA cements
Interaction of OPC and CSA cements during early hydration

Publications

2023

Pott U., Jakob C., Wolf J., Stephan D.:
Comparison of physical and physicochemical methods for 3D printing application with the focus on the unconfined uniaxial compression test
In: Construction and Building Materials 395 (2023), Article No.: 132260
ISSN: 0950-0618
DOI: 10.1016/j.conbuildmat.2023.132260

2022

Schmidt-Döhl FM., Schulenberg D., Tralow F., Neubauer J., Wolf J., Ectors D.:
QUANTITATIVE ANALYSIS OF THE STRENGTH GENERATING C-S-H-PHASE IN CONCRETE BY IR-SPECTROSCOPY
fib International Conference on Concrete Sustainability 2021, ICCS 2021 (Prague, 8. September 2021 - 10. September 2021)
In: Katerina Sojkova, Petr Hajek, Ctislav Fiala (ed.): Acta Polytechnica CTU Proceedings 2022
DOI: 10.14311/APP.2022.33.0539

2021

Wolf J.:
Hydration in the ternary system calcium sulfoaluminate - ordinary Portland cement - calcium sulfate: Kinetics, mechanisms, performance and the impact of Li2CO3 addition (Dissertation, 2021)
URL: https://opus4.kobv.de/opus4-fau/frontdoor/index/index/docId/17955
Wolf J., Jansen D., Götz-Neunhoeffer F., Neubauer J.:
Relating phase transitions to pore size distributions and mechanical mortar properties in CSA-OPC-C$ based systems – The potential impact of delayed straetlingite formation
In: Cement and Concrete Research 147 (2021), Article No.: 106496
ISSN: 0008-8846
DOI: 10.1016/j.cemconres.2021.106496
URL: https://www.sciencedirect.com/science/article/abs/pii/S0008884621001459

2020

Jansen D., Wolf J., Fobbe N.:
The hydration of nearly pure ye'elimite with a sulfate carrier in a stoichiometric ettringite binder system. Implications for the hydration process based on in-situ XRD, 1H-TD-NMR, pore solution analysis, and thermodynamic modeling
In: Cement and Concrete Research 127 (2020), Article No.: 105923
ISSN: 0008-8846
DOI: 10.1016/j.cemconres.2019.105923
Wolf J., Jansen D., Götz-Neunhoeffer F., Neubauer J.:
Application of thermodynamic modeling to predict the stable hydrate phase assemblages in ternary CSA-OPC-anhydrite systems and quantitative verification by QXRD
In: Cement and Concrete Research 128 (2020), Article No.: 105956
ISSN: 0008-8846
DOI: 10.1016/j.cemconres.2019.105956
Wolf J., Jansen D., Götz-Neunhoeffer F., Neubauer J.:
Impact of varying Li2CO3 additions on the hydration of ternary CSA-OPC-anhydrite mixes
In: Cement and Concrete Research 131 (2020), Article No.: 106015
ISSN: 0008-8846
DOI: 10.1016/j.cemconres.2020.106015

2019

Wolf J., Jansen D., Götz-Neunhoeffer F., Neubauer J.:
Mechanisms of early ettringite formation in ternary CSA-OPC-anhydrite systems
In: Advances in Cement Research 31 (2019), p. 195-204
ISSN: 0951-7197
DOI: 10.1680/jadcr.18.00115