Search Results - "HOERDT, A"

Landslide monitoring with high resolution tilt measurements at the Dollendorfer Hardt landslide, Germany by García, A., Hördt, A., Fabian, M.

“…To continuously monitor ground movement at the Dollendorfer Hardt landslide in Königswinter/Bonn, Germany, a borehole and a platform tiltmeter, both with a…”
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Influence of coordination number and percolation probability on rock permeability estimation by Fauzi, U., Hoerdt, A., Neubauer, F. M.

“…Estimation of permeability from image sections can be conducted by means of Local Porosity Theory (LPT) and the effective medium approximation (EMA). Using…”
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Capacitively Coupled Resistivity measurements to determine frequency-dependent electrical parameters in periglacial environment—theoretical considerations and first field tests by Przyklenk, A., Hördt, A., Radić, T.

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Permeability Estimation Directly From Logging‐While‐Drilling Induced Polarization Data by Fiandaca, G., Maurya, P. K., Balbarini, N., Hördt, A., Christiansen, A. V., Foged, N., Bjerg, P. L., Auken, E.

“…In this study, we present the prediction of permeability from time domain spectral induced polarization (IP) data, measured in boreholes on undisturbed…”
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Directional location of buried objects using three-component magnetic borehole data demonstrated for the case of a drill string by Ehmann, S., Virgil, C., Hördt, A., Leven, M.

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The influence on sample preparation on spectral induced polarization of unconsolidated sediments by Bairlein, K., Hördt, A., Nordsiek, S.

“…ABSTRACT Spectral induced polarization (SIP) measurements in the laboratory are in many cases intended to provide representative and comparable results of…”
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A nanolander for a space mission to an active asteroid in the main belt by Ho, T.M., Kührt, E., Zhang, X.J., Auster, U., Biele, J., Grott, M., Grundmann, J.T., He, H., Hördt, A., Huang, J.C., Ma, T., Mottola, S., Otto, K., Plettemeier, D., Qin, L., Rubin, M., Schmitz, N., Ulamec, S., Vincent, J.B.

“…A nanolander (CALICUT) with a total mass of about 10 kg was proposed in response to the CNSA (China National Space Administration) Announcement of Opportunity…”
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A joint application of radiomagnetotellurics and transient electromagnetics to the investigation of a waste deposit in Cologne (Germany) by Tezkan, B., Goldman, M., Greinwald, S., Hördt, A., Müller, I., Neubauer, F.M., Zacher, G.

“…A joint radiomagnetotelluric (RMT) and transient electromagnetic (TEM) survey was carried out on a profile over an old waste deposit in Cologne to map lateral…”
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Numerical modelling of the IP effect at the pore scale by Blaschek, R., Hördt, A.

“…ABSTRACT Geophysicists have tried for a long time to correlate induced polarization data with parameters of the pore geometry, often with the overall aim to…”
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Reorientation of three-component borehole magnetic data by Virgil, C., Ehmann, S., Hördt, A., Leven, M., Steveling, E.

“…ABSTRACT Three‐component borehole magnetics provide important additional information compared to total field or horizontal and vertical measurements. These…”
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Paleomagnetic inclination and declination from three-component borehole magnetometer data-New insights from logging in the Louisville seamounts by Ehmann, S., Hördt, A., Leven, M., Virgil, C.

“…We carried out measurements of the magnetic field vector at two sites during Integrated Ocean Drilling Program (IODP) Expedition 330 to the Louisville Seamount…”
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Case histories of hydraulic conductivity estimation with induced polarization at the field scale by Hördt, A., Druiventak, A., Blaschek, R., Binot, F., Kemna, A., Kreye, P., Zisser, N.

“…ABSTRACT We have carried out spectral induced polarization (IP) measurements at three different hydrogeological test sites (Hasloh, Lüdingworth and Kappelen)…”
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Electromagnetic evidence for an ancient avelanche caldera rim onthe south flank of mount merapi, indonesia by Kalscheuer, T., Commer, M., Helwig, S.L., Hoerdt, A., Tezkan, B.

“…Long-Offset Transient Electromagnetic (LOTEM) data andVIBROTEM data from the south flank of Mount Merapi on Java island,Indonesia, are interpreted with…”
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Internal structure of Mount Merapi, Indonesia, derived from long-offset transient electromagnetic data by Mueller, M, Hoerdt, A, Neubauer, F M

“…A long-offset transient electromagnetic (LOTEM) survey was carried out on the Merapi volcano, Indonesia, in 1998. LOTEM data were recorded at 41 receiver…”
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Electromagnetic evidence for an ancient avalanche caldera rim on the south flank of Mount Merapi, Indonesia by Kalscheuer, T., Commer, M., Helwig, S.L., Hördt, A., Tezkan, B.

“…Long-Offset Transient Electromagnetic (LOTEM) data and VIBROTEM data from the south flank of Mount Merapi on Java island, Indonesia, are interpreted with…”
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Influence of coordination number and percolation probability on rock permeability estimation by FAUZI, U, HOERDT, A, NEUBAUER, F. M

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Internal structure of Mount Merapi, Indonesia, derived from long-offset transient electromagnetic data by M. Müller, A. Hördt, F. M. Neubauer

“…A long‐offset transient electromagnetic (LOTEM) survey was carried out on Merapi volcano, Indonesia, in 1998. LOTEM data have been recorded at 41 receiver…”
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Two-dimensional radiomagnetotelluric investigation of industrial and domestic waste sites in Germany by Tezkan, B, Hördt, A, Gobashy, M

“…Radiomagnetotelluric surveys were carried out on two different waste sites in order to map them and to detect the surrounding hosts. One was filled with…”
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Interpretation of long-offset transient electromagnetic data from the Odenwald area, Germany, using two-dimensional modelling by Hördt, A., Dautel, S., Tezkan, B., Thern, H.

“…The standard 1-D inversion approach for the interpretation of transient electromagnetic (TEM) data usually fails in the presence of near-surface conductivity…”
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A first attempt at monitoring underground gas storage by means of time-lapse multichannel transient electromagnetics by Hoerdt, A., Andrieux, P., Neubauer, F.M., Rueter, H., Vozoff, K.

“…Two successive transient electromagnetic surveys were carried out over an underground gas storage site in France. The idea was to monitor changes in the gas…”
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