High Resolution Time-domain Induced Polarization Tomography with Merging Data Levels by Two Different Optimized Arrays for Slope Monitoring Study

Electronic journal of geotechnical engineering

Andy A. Bery¹  Rosli Saad² 

[1] Geophysics Section, School of Physics, Universiti Sains Malaysia, 11800 Penang, MalaysiaCorresponding aut;Geophysics Section, School of Physics, Universiti Sains Malaysia, 11800 Penang, Malaysia

关键词: Induced polarization;    Slope;    High resolution;    Merging data levels.;   

DOI  :  

来源: Oklahoma State University

【 摘 要 】

Inthispaper,wepresenttheresultsofelectricalresistivityandinducedpolarizationrealin-fielddatacollectedusingwenner-schlumbergerandpole-dipolearrays.ThestudywasconductedatMindensiteinPenang,Malaysia.Inversionresultsfromcomputersuggestedthatoptimizedwenner-schlumbergerandpole-dipolearrayswouldbeequallyeffectivebutthemergedatalevelstechniqueforbotharrayswouldabletoprovidehighresolutionatimagingslopearea.Ourin-fielddataresultsshowedthatthetwoarraysimagedthesubsurfaceforslopemonitoringequallywell.Whenin-fielddatalevelsfromthesetwodifferentarraysweremergedandanalyzedusing2-Dinversion,however,themergingdatalevelsusingtwodifferentarrayswasabletoresolvethesubsurfacecharacterizations.Becausethemergingdatalevelsusingtwodifferentarraysrequiresroughlytwotimesasmeasurementperline,weconcludethatthistechniqueispreferableforenvironmentalgeophysicsthansinglearrayonlywhenthehighimprovementinresolutionatsensitivity,horizontalcoverage,signalstrengthandinvestigationdepthismoreimportantthanrapiddataacquisition.

【 授权许可】

Unknown