Qualification papers

Doctoral Thesis:
Analysis of Heterogeneous Media using Multivariate Statistics and Hydraulic Travel Time Tomography, (2005) Tübinger Geowiss. Arb., Reihe C, Center for Appl. Geosc., Tübingen, Germany, 72pp. Download: http://w210.ub.uni-tuebingen.de/portal/tga_c/

Diplom-Thesis:
Influence of the Measuring Set-up and Frequency on Results of Radar Measurements Conducted in a Tomographical Array, 2001, Center for Applied Geoscience, Tübingen, Germany, 49pp, unpublished

Diplom-Mapping:
High Resolution Geophysical Mapping of Archeological Objects in the Subsurface, 2001, Center for Applied Geoscience, Tübingen, Germany, 21pp, unpublished


Peer reviewed

BRAUCHLER, R., HU, R., VOGT, T., HALBOUNI, D., HEINRICHS, T., PTAK, T., SAUTER, M. (2010) – Cross-well slug interference tests: An effective characterization method for resolving aquifer heterogeneity, Journal of Hydrology, doi:10.1016/j.jhydrol.2010.01.004

CHENG, J., BRAUCHLER, R., EVERETTE, M. (2009)- Comparison of early and late travel times of pressure pulses induced by multilevel slug tests, Engineering Applications of Computational Fluid Mechanics, Vol.3, N0. 4, pp. 514-529

BRAUCHLER, R., CHENG, J., EVERETTE, M., JOHNSON, B., DIETRICH, P., LIEDL, R., SAUTER, M. (2007) –An inversion strategy for hydraulic tomography: Coupling travel time and amplitude inversion, Journal of Hydrology, Vol 345, 184-198, doi:10.1016/j.jhydrol.2007.08.011

BRAUCHLER, R., SAUTER, M., MCDERMOTT, C., LEVEN, C., WEEDE, M., DIETRICH, P., LIEDL, R., HÖTZL, H., TEUTSCH, G. (2007) – Characterization of fractured porous media: Aquifer Analogue Approach In: Groundwater in Fractured Rocks, edited by Sharp, J. M. & Krasny, J., IAH-Selected Paper Series, Volume 9, 375-393.

BRAUCHLER, R., LIEDL, R., DIETRICH, P. – (2003 ) A travel time based hydraulic tomographical approach, Water Resour. Res., VOL. 39, NO. 12, 1370, doi:10.1029/2003WR002262, 2003


Book chapters

BRAUCHLER, R., DIETRICH, P., 2005 – Diffusivity Measurements. In Flow and Transport in Porous Fractured Media, edited by P. Dietrich, R. Helmig, M. Sauter, H. Hötzl, J. Köngeter, G. Teutsch, Springer, Berlin, ISBN 3-540-23270-2, 8 pp

BRAUCHLER, R., LEVEN, C., DIETRICH, P., 2005 – A Multivariate Statistical Approach. In Flow and Transport in Porous Fractured Media, edited by P. Dietrich, R. Helmig, M. Sauter, H. Hötzl, J. Köngeter, G. Teutsch, Springer, Berlin, ISBN 3-540-23270-2, 14 pp

LEVEN C., BRAUCHLER, R., DIETRICH, P., 2005 – Experiments: Laboratory Block. In Flow and Transport in Porous Fractured Media, edited by P. Dietrich, R. Helmig, M. Sauter, H. Hötzl,
J. Köngeter, G. Teutsch, Springer, Berlin, ISBN 3-540-23270-2, 25 pp


Conference proceedings

HU, R., ZHAO, W., BRAUCHLER, R. – (2010) An aquifer analogue study of high resolution aquifer characterization based on hydraulic tomography, Shanghai 2010, 8pp (accepted)

BÖHM G., BRAUCHLER, R. – (2006) Esperimento di tomografia idraulica dei tempi d’arrivo utilizzando il metodo delle griglie sfalsate irregolari, Italian geophisycal congress, Rome 2006, 3pp

BRAUCHLER, R., LIEDL, R., DIETRICH, P. – (2003) Identification of the diffusivity distribution by using a new hydraulic tomographic approach derived from travel time tomography, IAHR Conference, Groundwater in Fractured Rocks, Prague 2003, 2 pp

BRAUCHLER, R., LEVEN, C., DIETRICH, P. – (2003) Multivariate statistical approach for characterizing flow and transport processes, IAHR Conference, Groundwater in Fractured Rocks, Prague 2003, 2 pp

BRAUCHLER, R., DIETRICH, P. – (2003) Identification of fracture zones by a travel time based diffusivity approach, 9.th European Meeting of Environmental and Engineering Geophysics, Prague 2003, 4 pp

BRAUCHLER, R. LEVEN, C., SAUTER, M., LIEDL, R., TEUTSCH, G., DIETRICH, P. – (2002) Investigation of Fractured Porous Media - Systematical Evaluation of Tracer Tests at the Laboratory Scale. IAHR Conference, Bridging the Gap between Measurement and Modelling in Heterogeneous Media, Berkeley, 202-206

BRAUCHLER, R., DIETRICH, P., TRONICKE, J., – (2002) Einfluss der Messgeometrie auf die Ergebnisse radartomographischer Messungen in oberflächennahen Lockersedimenten, Mitteilungen der Deutschen Geophysikalischen Gesellschaft, Sonderband zum Georadar-RTG, 84-89


Abstracts

BRAUCHLER, R., R. HU, P. DIETRICH, M. SAUTER – (2009) A field assessment of high resolution aquifer characterization: Coupling of hydraulic travel time and hydraulic attenuation tomography, AGU Fall Meeting 2009, San Francisco

HU, R, BRAUCHLER, R., HEROLD, M., BAYER, P., SAUTER, M. – (2009) A hydraulic tomography approach coupling travel time inversion with steady shape analysis based on aquifer analogue study in coarsely clastic fluvial glacial deposit, Assembly of the European Geosciences Union (EGU), Vienna

R. BRAUCHLER, R. HU, P. DIETRICH, M. SAUTER – (2009) High resolution aquifer characterization: An integrated approach coupling hydraulic and seismic tomography, Assembly of the European Geosciences Union (EGU), Vienna

BRAUCHLER, R., R. HU, D. AL-HALBOUNI, M. WAHLE, T. FECHNER , P. DIETRICH – (2008) A field assessment of high resolution aquifer characterization based on an integrated approach combining hydraulic and seismic travel time tomography, AGU Fall Meeting 2008, San Francisco

BRAUCHLER, R., (2008) Hydraulische Laufzeittomographie: Eine minimal invasive Untersuchungsmethode zur hochauflösenden Charakterisierung des Untergrundes, Tagung der FHDGG 2008

HU, R, BRAUCHLER, R., HEROLD, M., BAYER, P., (2008) Untersuchungen zur hydraulischen Tomographie basierend auf einer Aquifer-Analog-Studie in grobklastischen fluvio-glazialen Ablagerungen, Tagung der FHDGG 2008, Göttingen

BRAUCHLER, R., HU, R., VOGT, T., JR. BUTLER, J.J, PTAK, T., SAUTER, M. – (2007) A field assessment of high resolution aquifer characterization based on hydraulic tomography with cross-hole slug tests, AGU Fall Meeting 2007, San Francisco

BRAUCHLER, R., HU, R., VOGT, T., JR. BUTLER, J.J, PTAK, T., SAUTER, M. – (2007) In-situ determination of the spatial variability of hydraulic properties using hydraulic tomography with cross-hole slug tests at the test site Stegemühle, Germany, Assembly of the European Geosciences Union (EGU), Vienna

BRAUCHLER, R., LIEDL, R., DIETRICH, P., SAUTER, M., – (2007) Characterization of strong heterogeneous media using hydraulic travel time tomography, Jahrestagung der Deutschen Geophysikalischen Gesellschaft, Aachen

BRAUCHLER, R., CHENG, J., DIETRICH, P., EVERETTE, M., JOHNSON, B., SAUTER M. – (2005) A hydraulic tomographic approach: Coupling of travel time and amplitude inversion using multivariate statistics, AGU Fall Meeting 2005, San Francisco.

BRAUCHLER, R., AUFMAN, M.S., MCKAY, S.E., HEALEY, J.M., BUTLER, J.J., MCCALL, G.W., KNOBBE. S. – (2004) Direct-push cross hole slug tests: A new tool for determination of specific storage and anisotropy in hydraulic conductivity, AGU Fall Meeting 2004, San Francisco

MCKAY, S.E., G.J. KLUITENBERG, BUTLER, J.J, ZHAN, X., AUFMAN, M.S., BRAUCHLER,R. – (2004) In-situ determination of specific yield and its spatial variability using soil moisture and water level changes at the Kansas River, Kansas, AGU Fall Meeting 2004, San Francisco

WHITTERMORE, D.O., BUTLER, J.J., HEALEY, J.M., MCKAY, S.E., AUFMAN, M.S., BRAUCHLER, R.– (2004) Decadal to Diurnal Variations in Water Quality in the Alluvial Aquifer of the Middle Arkansas River, Kansas, GSA Annual Meeting, Denver

BRAUCHLER, R., CHENG, J., EVERETTE, M., JOHNSON, B., DIETRICH, P. – (2004) Systematical evaluation of travel time inversion using synthetic data sets, Assembly of the European Geosciences Union (EGU), Nice

DIETRICH, P., BRAUCHLER, R., DIETZE, M., LEVEN C. – (2004) Diffusivity tests in a fractured aquifer, Assembly of the European Geosciences Union (EGU), Nice

Brauchler, R., Cheng, J., Dietrich, P., Everette, M., Johnson, B. – (2004) Systematische Untersuchungen zur hydraulischen Laufzeittomographie basierend auf synthetischen Datensätzen, FHDGG-Symposium, DARMSTADT

DIETRICH, P., BRAUCHLER, R., LEVEN C. – (2004) Diffusivitätstests in einem klüftigen Geringleiter, FHDGG-Symposium, Darmstadt

BRAUCHLER, R., CHENG, J., DIETRICH, P., EVERETTE, M., JOHNSON, B. – (2003) Hydraulic tomography appraisal using synthetic data sets, AGU Fall Meeting 2003, San Francisco. (awarded with the outstanding student paper award)

BRAUCHLER, R., LEVEN, C., DIETRICH, P., TEUTSCH, G., – (2002) Multivariater statistischer Ansatz zur Charakterisierung von Strömungs- und Transportvorgängen, 4. Workshop „Porous Media“, Blaubeuren, 2002


Invited talks

Invited presentation at the FHDGG (Fachsektion Hydrogeologie in der Deutschen Gesellschaft für Geowissenschaften) for an advanced training course: Hydrogeology of hard rocks – (2009): Fractured- and Carbonat aquifers

Invited presentation at the Ruhruniversität Bochum (2008): Spatial high resolution aquifer characterization: Application of minimal invasive investigation methods

Invited presentation at the University of Nanjing, China – (2007), Hydraulic Tomography: A new method for estimation of spatial variations in subsurface hydraulic properties

Invited presentation at the Hydraulic Institute, Nanjing, China – (2007), Hydraulic Tomography: A new method for estimation of spatial variations in subsurface hydraulic properties

Invited presentation at the FHDGG (Fachsektion Hydrogeologie in der Deutschen Gesellschaft für Geowissenschaften) for an advanced training course: Hydrogeology of hard rocks – (2007): Fractured- and Carbonat aquifers

Invited presentation at the Mathematical Institute, University of Göttingen – (2006): Hydraulic Tomography: A new test method for high resolution aquifer characterization

Invited presentation at the Geophysical Institute, University of Göttingen – (2006): Hydraulic Tomography: A new test method for high resolution aquifer characterization

Invited presentation at the Texas A&M University, College Station, USA – (2006): New methods for estimation of spatial variations in subsurface hydraulic properties

Invited presentation at the Texas A&M University, College Station, USA – (2006): Characterization of fractured porous media using multivariate statistics and travel time based approaches

Invited presentation at the Centre for Geophysical Investigation of the Shallow Subsurface, Boise State University, USA. – (2003): Multivariate statistical approach for characterizing flow and transport processes

Invited presentation at the Centre for Geophysical Investigation of the Shallow Subsurface, Boise State University, USA. – (2003): Identification of the diffusivity distribution by using a new hydraulic tomographical approach derived from travel time tomography