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  • 2023

    A virtual lab for damage identification in concrete using coda waves

    Vu, G., Meschke, G., Timothy, J. J. & Saenger, E. H., 2023, Life-Cycle of Structures and Infrastructure Systems - Proceedings of the 8th International Symposium on Life-Cycle Civil Engineering, IALCCE 2023. Biondini, F. & Frangopol, D. M. (Hrsg.). CRC Press/Balkema, S. 1834-1841 8 S. (Life-Cycle of Structures and Infrastructure Systems - Proceedings of the 8th International Symposium on Life-Cycle Civil Engineering, IALCCE 2023).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

    Open Access
  • Durability of Concrete: Assessing the Performance Achieved in the Laboratory and on the Construction Site

    Lozano-Valcarcel, J. M., Ov, D., Kränkel, T., Gehlen, C. & Breitenbücher, R., 2023, Building for the Future: Durable, Sustainable, Resilient - Proceedings of the Symposium 2023 - Volume 1. Ilki, A., Çavunt, D. & Çavunt, Y. S. (Hrsg.). Springer Science and Business Media Deutschland GmbH, S. 450-459 10 S. (Lecture Notes in Civil Engineering; Band 349 LNCE).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

  • Rehabilitation of underground garages – defining a cost function for use in the decision-making process

    Valcarcel, J. M. L., Gehlen, C., Kränkel, T., Schiessl-Pecka, A., Cassiani, J. D. & Kessler, S., 2023, Life-Cycle of Structures and Infrastructure Systems - Proceedings of the 8th International Symposium on Life-Cycle Civil Engineering, IALCCE 2023. Biondini, F. & Frangopol, D. M. (Hrsg.). CRC Press/Balkema, S. 3150-3157 8 S. (Life-Cycle of Structures and Infrastructure Systems - Proceedings of the 8th International Symposium on Life-Cycle Civil Engineering, IALCCE 2023).

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    Open Access
  • The hydration of cement paste: Thermodynamics driven multi-scale modeling of elastic properties and coda wave interferometry based monitoring

    Jägle, E., Timothy, J. J., Diewald, F., Kränkel, T., Gehlen, C. & Machner, A., 2023, Life-Cycle of Structures and Infrastructure Systems - Proceedings of the 8th International Symposium on Life-Cycle Civil Engineering, IALCCE 2023. Biondini, F. & Frangopol, D. M. (Hrsg.). CRC Press/Balkema, S. 1842-1849 8 S. (Life-Cycle of Structures and Infrastructure Systems - Proceedings of the 8th International Symposium on Life-Cycle Civil Engineering, IALCCE 2023).

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    Open Access
  • 2022

    Chloride ingress – investigation of rapid testing methods with focus on their application to new cement compositions

    Drenkard, H., Fischer, C. & Gehlen, C., 2022, 14th fib Phd Symposium in Civil Engineering, 2022, Proceedings. di Prisco, M., Meda, A. & Balazs, G. L. (Hrsg.). fib. The International Federation for Structural Concrete, S. 233-240 8 S. (fib Symposium).

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  • Effect of aggregates and layer height on the acoustic absorption of pervious concrete

    Klein, N., Lang-Scharli, F., Kränkel, T. & Gehlen, C., 1 Juli 2022, Recent Advances in Concrete Technology and Sustainability Issues - Conference Proceedings, 15th International Conference. Coffetti, D., Coppola, L. & Holland, T. (Hrsg.). American Concrete Institute, S. 225-234 10 S. (American Concrete Institute, ACI Special Publication; Band SP-355).

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  • 2021

    Approval for the Construction of the First 3D Printed Detached House in Germany—Significance of Large Scale Element Testing

    Weger, D., Stengel, T., Gehlen, C., Maciejewski, Y. & Meyer-Brötz, F., 2021, Standards Development for Cement and Concrete for Use in Additive Construction. Jones, S. Z. & Kreiger, E. L. (Hrsg.). ASTM International, S. 144-169 26 S. (ASTM Special Technical Publication; Band STP 1636).

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    10 Zitate (Scopus)
  • Monitoring Early Cement Hydration with Coda Wave Interferometry

    Diewald, F., Irbe, L., Kraenkel, T., Machner, A. & Gehlen, C., 2021, Structural Health Monitoring 2021: Enabling Next-Generation SHM for Cyber-Physical Systems - Proceedings of the 13th International Workshop on Structural Health Monitoring, IWSHM 2021. Farhangdoust, S., Guemes, A. & Chang, F.-K. (Hrsg.). DEStech Publications Inc., S. 141-148 8 S. (Structural Health Monitoring 2021: Enabling Next-Generation SHM for Cyber-Physical Systems - Proceedings of the 13th International Workshop on Structural Health Monitoring, IWSHM 2021).

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    1 Zitat (Scopus)
  • 2020

    Freeze-Thaw Deicing salt Attack on Concrete: Towards Engineering Modelling

    Thiel, C., Lomakovych, V. & Gehlen, C., 2020, Current Topics and Trends on Durability of Building Materials and Components - Proceedings of the 15th International Conference on Durability of Building Materials and Components, DBMC 2020. Serrat, C., Casas, J. R. & Gibert i Armengol, V. (Hrsg.). International Center for Numerical Methods in Engineering, S. 1181-1188 8 S. (Current Topics and Trends on Durability of Building Materials and Components - Proceedings of the 15th International Conference on Durability of Building Materials and Components, DBMC 2020).

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    Open Access
    2 Zitate (Scopus)
  • 2019

    Compliance testing for probabilistic durability design purposes

    Thiel, C. & Gehlen, C., 2019, Life-Cycle Analysis and Assessment in Civil Engineering: Towards an Integrated Vision - Proceedings of the 6th International Symposium on Life-Cycle Civil Engineering, IALCCE 2018. Frangopol, D. M., Caspeele, R. & Taerwe, L. (Hrsg.). CRC Press/Balkema, S. 89-96 8 S. (Life-Cycle Analysis and Assessment in Civil Engineering: Towards an Integrated Vision - Proceedings of the 6th International Symposium on Life-Cycle Civil Engineering, IALCCE 2018).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

    2 Zitate (Scopus)
  • Retrofitted corrosion monitoring in cracked concrete of infrastructure buildings

    Hiemer, F., Keßler, S. & Gehlen, C., 2019, IABSE Symposium, Guimaraes 2019: Towards a Resilient Built Environment Risk and Asset Management - Report. International Association for Bridge and Structural Engineering (IABSE), S. 1386-1393 8 S. (IABSE Symposium, Guimaraes 2019: Towards a Resilient Built Environment Risk and Asset Management - Report).

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  • Service life prediction of concrete under freeze-thaw deicing salt attack with intermittent dry periods

    Thiel, C., Gehlen, C. & Foestl, F., 2019, Life-Cycle Analysis and Assessment in Civil Engineering: Towards an Integrated Vision - Proceedings of the 6th International Symposium on Life-Cycle Civil Engineering, IALCCE 2018. Frangopol, D. M., Caspeele, R. & Taerwe, L. (Hrsg.). CRC Press/Balkema, S. 521-528 8 S. (Life-Cycle Analysis and Assessment in Civil Engineering: Towards an Integrated Vision - Proceedings of the 6th International Symposium on Life-Cycle Civil Engineering, IALCCE 2018).

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    2 Zitate (Scopus)
  • 2018

    Gas diffusivity test method development: Effect of cement paste saturation degree and concrete specimenthickness

    Boumaaza, M., Huet, B., Turcry, P., Gehlen, C., Aïtmokhtar, A. K. & Heinz, D., 2018, Proceedings of the 12th fib International PhD Symposium in Civil Engineering. Bily, P., Kohoutkova, A., Vitek, J. L. & Frantova, M. (Hrsg.). Czech Technical University, S. 1087-1094 8 S. (Proceedings of the 12th fib International PhD Symposium in Civil Engineering).

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    1 Zitat (Scopus)
  • Gas diffusivity test method development: Effect of cement paste saturation degree and concrete specimenthickness

    Boumaaza, M., Huet, B., Turcry, P., Gehlen, C., Ait-Mokhtar, A. K. & Heinz, D., 2018, Proceedings of the 12th fib International PhD Symposium in Civil Engineering, 2018. Kohoutkova, A., Bily, P., Vitek, J. L. & Frantova, M. (Hrsg.). fib. The International Federation for Structural Concrete, S. 1087-1094 8 S. (fib Symposium).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

  • 2017

    Reliability of corrosion detection in reinforced concrete structures - Impact of the half-cell potential evaluation

    Keßler, S. & Gehlen, C., 2017, Life-Cycle of Engineering Systems: Emphasis on Sustainable Civil Infrastructure - 5th International Symposium on Life-Cycle Engineering, IALCCE 2016. Bakker, J., Frangopol, D. M. & van Breugel, K. (Hrsg.). CRC Press/Balkema, S. 468-476 9 S. (Life-Cycle of Engineering Systems: Emphasis on Sustainable Civil Infrastructure - 5th International Symposium on Life-Cycle Engineering, IALCCE 2016).

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  • 2016

    3d printing of concrete structures using the selective binding method – effect of concrete technology on contour precision and compressive strength

    Weger, D., Lowke, D. & Gehlen, C., 2016, Proceedings of the 11th fib International PhD Symposium in Civil Engineering, 2016. Maekawa, K., Yamazaki, J. & Kasuga, A. (Hrsg.). fib. The International Federation for Structural Concrete, S. 403-410 8 S. (fib Symposium).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

    1 Zitat (Scopus)
  • 3D printing of concrete structures using the selective binding method – Effect of concrete technology on contour precision and compressive strength

    Weger, D., Lowke, D. & Gehlen, C., 2016, Proceedings of the 11th fib International PhD Symposium in Civil Engineering, FIB 2016. Maekawa, K., Yamazaki, J. & Kasuga, A. (Hrsg.). A.A. Balkema Publishers, S. 403-410 8 S. (Proceedings of the 11th fib International PhD Symposium in Civil Engineering, FIB 2016).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

    25 Zitate (Scopus)
  • Development of chloride induced reinforcement corrosion in cracked concrete after application of a surface protection system

    Hiemer, F., Keßler, S. & Gehlen, C., 2016, Concrete Solutions - Proceedings of Concrete Solutions, 6th International Conference on Concrete Repair, 2016. Sideris, K., Papayianni, I. & Grantham, M. G. (Hrsg.). CRC Press/Balkema, S. 595-602 8 S. (Concrete Solutions - Proceedings of Concrete Solutions, 6th International Conference on Concrete Repair, 2016).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

    4 Zitate (Scopus)
  • Impact of chloride redistribution on the service life of repaired concrete structural elements

    Rahimi, A., Reschke, T., Westendarp, A. & Gehlen, C., 2016, Proceedings of the 4th International Conference on Concrete Repair, Rehabilitation and Retrofitting, ICCRRR 2015. Beushausen, H.-D., Alexander, M. G., Moyo, P. & Dehn, F. (Hrsg.). CRC Press/Balkema, S. 200 1 S. (Proceedings of the 4th International Conference on Concrete Repair, Rehabilitation and Retrofitting, ICCRRR 2015).

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  • Reinforcement corrosion behavior in bending cracks after short-time chloride exposure

    Hiemer, F., Keßler, S. & Gehlen, C., 2016, Proceedings of the 4th International Conference on Concrete Repair, Rehabilitation and Retrofitting, ICCRRR 2015. Beushausen, H.-D., Alexander, M. G., Moyo, P. & Dehn, F. (Hrsg.). CRC Press/Balkema, S. 23-24 2 S. (Proceedings of the 4th International Conference on Concrete Repair, Rehabilitation and Retrofitting, ICCRRR 2015).

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    1 Zitat (Scopus)
  • Semi-probabilistic approach to the service life design of concrete structures exposed to chlorides after a repair measure

    Rahimil, A. & Gehlen, C., 2016, Fib Symposium 2016: Performance-Based Approaches for Concrete Structures, Proceedings. Beushausen, H. (Hrsg.). fib. The International Federation for Structural Concrete, S. 1-13 13 S. (fib Symposium).

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  • 2015

    Probability of detection of potential mapping and its impact on service life prediction

    Kessler, S. & Gehlen, C., 2015, 12th International Conference on Applications of Statistics and Probability in Civil Engineering, ICASP 2015. University of British Columbia, (12th International Conference on Applications of Statistics and Probability in Civil Engineering, ICASP 2015).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

    4 Zitate (Scopus)
  • 2014

    Accelerated carbonation: Changes in water transport, porosity and phases of mortar due to different CO2 pressures

    Thiel, C., Beddoe, R., Lowke, D. & Gehlen, C., 2014, Proceedings of the 10th fib International PhD Symposium in Civil Engineering. Rouleau, N., Bastien, J., Fiset, M. & Thomassin, M. (Hrsg.). Universite Laval, S. 217-222 6 S. (Proceedings of the 10th fib International PhD Symposium in Civil Engineering).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

    4 Zitate (Scopus)
  • Benchmark for deemed-to-satisfy rules

    Von Greve-Dierfeld, S. & Gehlen, C., 2014, 4th International fib Congress 2014: Improving Performance of Concrete Structures, FIB 2014 - Proceedings. Universities Press (India) Private Limited, S. 300-302 3 S. (4th International fib Congress 2014: Improving Performance of Concrete Structures, FIB 2014 - Proceedings).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

  • Efficiency of materials used for repair measures of concrete structures exposed to chlorides

    Rahimi, A., Reschke, T., Westendarp, A. & Gehlen, C., 2014, Concrete Solutions - Proceedings of Concrete Solutions, 5th International Conference on Concrete Repair. CRC Press/Balkema, S. 439-448 10 S. (Concrete Solutions - Proceedings of Concrete Solutions, 5th International Conference on Concrete Repair).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

  • Estimation of the main factors influencing potential mapping

    Kessler, S. & Gehlen, C., 2014, Concrete Solutions - Proceedings of Concrete Solutions, 5th International Conference on Concrete Repair. CRC Press/Balkema, S. 527-532 6 S. (Concrete Solutions - Proceedings of Concrete Solutions, 5th International Conference on Concrete Repair).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

  • Performance based deemed-to-satisfy rules

    Von Greve-Dierfeld, S. & Gehlen, C., 2014, 4th International fib Congress 2014: Improving Performance of Concrete Structures, FIB 2014 - Proceedings. Universities Press (India) Private Limited, S. 303-305 3 S. (4th International fib Congress 2014: Improving Performance of Concrete Structures, FIB 2014 - Proceedings).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

  • 2013

    Reliable identification of corrosion in reinforced concrete structures

    Kessler, S. & Gehlen, C., 2013, Safety, Reliability, Risk and Life-Cycle Performance of Structures and Infrastructures - Proceedings of the 11th International Conference on Structural Safety and Reliability, ICOSSAR 2013. S. 3955-3962 8 S. (Safety, Reliability, Risk and Life-Cycle Performance of Structures and Infrastructures - Proceedings of the 11th International Conference on Structural Safety and Reliability, ICOSSAR 2013).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

  • 2012

    Effect of internal freeze-thaw deterioration on chloride migration in concrete

    Milachowski, C., Keßler, S., Chillé, R. & Gehlen, C., 2012, Life-Cycle and Sustainability of Civil Infrastructure Systems - Proceedings of the 3rd International Symposium on Life-Cycle Civil Engineering, IALCCE 2012. S. 907-912 6 S. (Life-Cycle and Sustainability of Civil Infrastructure Systems - Proceedings of the 3rd International Symposium on Life-Cycle Civil Engineering, IALCCE 2012).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

    1 Zitat (Scopus)
  • Epoxy-Coated Reinforcement - Life cycle cost considerations

    Zintel, M., Gehlen, C. & Prust, B., 2012, Concrete Solutions - Proceedings of Concrete Solutions, 4th International Conference on Concrete Repair. S. 841-853 13 S. (Concrc - Proceedings of Concrete Solutions, 4th International Conference on Concrete Repair).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

    2 Zitate (Scopus)
  • Epoxy-coated reinforcement - Optimization of life-cycle costs?

    Zintel, M. & Gehlen, C., 2012, Life-Cycle and Sustainability of Civil Infrastructure Systems - Proceedings of the 3rd International Symposium on Life-Cycle Civil Engineering, IALCCE 2012. S. 2458-2468 11 S. (Life-Cycle and Sustainability of Civil Infrastructure Systems - Proceedings of the 3rd International Symposium on Life-Cycle Civil Engineering, IALCCE 2012).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

  • Service life design for bonded anchors - A rheological approach

    Kraenkel, T., Lowke, D. & Gehlen, C., 2012, Life-Cycle and Sustainability of Civil Infrastructure Systems - Proceedings of the 3rd International Symposium on Life-Cycle Civil Engineering, IALCCE 2012. S. 608-615 8 S. (Life-Cycle and Sustainability of Civil Infrastructure Systems - Proceedings of the 3rd International Symposium on Life-Cycle Civil Engineering, IALCCE 2012).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

  • The impact of resistivity on potential mapping

    Keßler, S. & Gehlen, C., 2012, Life-Cycle and Sustainability of Civil Infrastructure Systems - Proceedings of the 3rd International Symposium on Life-Cycle Civil Engineering, IALCCE 2012. S. 553-558 6 S. (Life-Cycle and Sustainability of Civil Infrastructure Systems - Proceedings of the 3rd International Symposium on Life-Cycle Civil Engineering, IALCCE 2012).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

  • 2011

    Spatial variability of potential fields in reinforced concrete structures

    Kessler, S., Gehlen, C., Straub, D. & Huber, M., 2011, Applications of Statistics and Probability in Civil Engineering -Proceedings of the 11th International Conference on Applications of Statistics and Probability in Civil Engineering. Taylor and Francis Inc., S. 2343-2348 6 S. (Applications of Statistics and Probability in Civil Engineering -Proceedings of the 11th International Conference on Applications of Statistics and Probability in Civil Engineering).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

    4 Zitate (Scopus)
  • 2010

    Durability of pavements concrete made with fly ash

    Skarabis, J. & Gehlen, C., 2010, 3rd International fib Congress and Exhibition, Incorporating the PCI Annual Convention and Bridge Conference: Think Globally, Build Locally, Proceedings. Precast Prestressed Concrete Institute, (3rd International fib Congress and Exhibition, Incorporating the PCI Annual Convention and Bridge Conference: Think Globally, Build Locally, Proceedings).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

  • Effect of curing on the durability of exposed aggregate pavement

    Skarabis, J., Gehlen, C. & Oehlerich, E., 2010, 3rd International fib Congress and Exhibition, Incorporating the PCI Annual Convention and Bridge Conference: Think Globally, Build Locally, Proceedings. Precast Prestressed Concrete Institute, (3rd International fib Congress and Exhibition, Incorporating the PCI Annual Convention and Bridge Conference: Think Globally, Build Locally, Proceedings).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

  • Fibre dispersion, rheology and mixing time of fibre reinforced UHPC

    Mazanec, O., Schießl, P. & Gehlen, C., 2010, 3rd International fib Congress and Exhibition, Incorporating the PCI Annual Convention and Bridge Conference: Think Globally, Build Locally, Proceedings. Precast Prestressed Concrete Institute, (3rd International fib Congress and Exhibition, Incorporating the PCI Annual Convention and Bridge Conference: Think Globally, Build Locally, Proceedings).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

  • Measurement uncertainty and POD and its influence remaining service life evaluation

    Kessler, S. & Gehlen, C., 2010, 3rd International fib Congress and Exhibition, Incorporating the PCI Annual Convention and Bridge Conference: Think Globally, Build Locally, Proceedings. Precast Prestressed Concrete Institute, (3rd International fib Congress and Exhibition, Incorporating the PCI Annual Convention and Bridge Conference: Think Globally, Build Locally, Proceedings).

    Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

    2 Zitate (Scopus)