Dr. rer. nat. Julian Johannes Wolf - GeoZentrum Nordbayern

Dr. rer. nat. Julian Johannes Wolf

(graduation year: 2022)

Forschungsschwerpunkte

Untersuchungen zur Entwicklung der Phasenbestände und deren Kinetik während der Hydratation ternärer CSA-basierter Pasten
Thermodynamische Modellierung der stabilen Hydratphasenparagenesen während der Hydratation anorganischer Bindemittel
Einfluss von Additiven auf die Hydratation von Calciumsulfoaluminat-Zementen
Frühe Hydratationsmechanismen und -kinetiken in kombinierten OPC- und CSA-Systemen

Publikationen

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), Art.Nr.: 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 (Hrsg.): 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), Art.Nr.: 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), Art.Nr.: 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), Art.Nr.: 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), Art.Nr.: 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), S. 195-204
ISSN: 0951-7197
DOI: 10.1680/jadcr.18.00115