简介：Oil-gasremotesensinginformationisobtainedfromsatelliteTMdatathroughgraphictreatmentinthelightofthehydrocarbon-microseepagetheory.Theninetargetareas(ofthreetypes)selectedonthisbasisconcidewellwiththeoccurrenceofnaturalgasesandhavebeenprovedbysubsequentprospecting.Plantsinthetargetgreasarecharacterized.asaresultofhydrocarbon-microseepage,byabnormalspectralfeatureswiththeabsorptionpeaksofchlorophyllshiftingtowardbluelight,reflectivityintherangeofvisiblelightincreasingandreflectivityinthenearinfraredregiondecreasing.

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简介：ThedirectionofoilchargeswithinafieldintheNigerDelta,Nigeriawasdeterminedbythesumofdifferencesrankingmethodofcarbazoleconcentrationsafterascertainingotherpossiblegeologicalconstraintsontheircompositionalvariations.Theprincipleisthatthesmallerthesum,thecloserthewelltothesourcekitchen.Theapproachmakesuseofcarbazoles’interactionwiththematrix,whichleadstoareductionintheirconcentrationwithincreasingdistancefromthesourcekitchen,allowingpredictionofthechargingdirection.AwiderangeofcompositionalvariationswasobservedforC1(806.72–2152.90lg/g)andC2(767–2469.72lg/g)carbazoleswithinthefield.Basedontheseresults,weinferredafillingpathwayorientationfromwesttoeast.Thissuggeststhatthesourcekitchen-themostpromisingregionforoilexploration-islocatedinthewesternpartoftheoilfield.