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Baitollah Badarloo and Petr Lehner
The research presented here demonstrates the practical aspects of the numerical correlation of the results of the compressive strength test. The destructive test (DT) in a hydraulic press and the non-destructive test (NDT) using a Schmidt hammer in sever...
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Petr Lehner, Lenka Koubová and Miroslav Rosmanit
The results of numerical calculations on the resistance of the reinforced concrete bridge deck to chlorides are compared with a different approach to the diffusion coefficient of the input parameter, and presented. The aim is to point out the necessity o...
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Matthias Themessl, Katharina Enigl, Stefan Reisenhofer, Judith Köberl, Dominik Kortschak, Steffen Reichel, Marc Ostermann, Stefan Kienberger, Dirk Tiede, David N. Bresch, Thomas Röösli, Dagmar Lehner, Chris Schubert, Andreas Pichler, Markus Leitner and Maria Balas
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Petr Lehner and Marie Hornáková
The paper presents a numerical calculation of the service life of concrete structures considering the effect of chlorides in the case of the material properties of structural lightweight waste aggregate concrete. Different amounts of fibres (0.0%, 1.0%, ...
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Kurt Heil, Anna Lehner and Urs Schmidhalter
Field experiments were conducted to test different agronomic practices, such as soil cultivation, fertilization, and pest and weed management, in highly controlled plot cultivation. The inter-annual yields and the interpretation of such experiments is hi...
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Anna Kovacs-Györi, Alina Ristea, Clemens Havas, Michael Mehaffy, Hartwig H. Hochmair, Bernd Resch, Levente Juhasz, Arthur Lehner, Laxmi Ramasubramanian and Thomas Blaschke
Urban systems involve a multitude of closely intertwined components, which are more measurable than before due to new sensors, data collection, and spatio-temporal analysis methods. Turning these data into knowledge to facilitate planning efforts in addr...
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Karen Andersen-Cirera, Daniela Lehner, Antonio Zumelzu-Scheel, Pablo Méndez-Sanhueza
Pág. 28 - 45
La intervención de los cauces y bordes de ríos producto de fenómenos urbanos como la expansión urbana o las catástrofes naturales, han traído como consecuencia la transformación de los paisajes y cambios en la ocupación de estas áreas. Hoy se hace necesa...
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Manuela Lehner and Mathias W. Rotach
Coupling of the earth’s surface with the atmosphere is achieved through an exchange of momentum, energy, and mass in the atmospheric boundary layer. In mountainous terrain, this exchange results from a combination of multiple transport processes, w...
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Frances Wiig, Michael J. Harrower, Alexander Braun, Smiti Nathan, Joseph W. Lehner, Katie M. Simon, Jennie O. Sturm, John Trinder, Ioana A. Dumitru, Scott Hensley and Terence Clark
Subsurface imaging in arid regions is a well-known application of satellite Synthetic Aperture Radar (SAR). Archaeological prospection has often focused on L-band SAR sensors, given the ability of longer wavelengths to penetrate more deeply into sand. In...
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Thomas Jekel, Michael Lehner and Robert Vogler
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