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Battery-operated, argon–hydrogen microplasma on hybrid, postage stamp-sized plastic–quartz chips for elemental analysis of liquid microsamples using a portable optical emission spectrometer

Chemical EngineeringLiquid MicrosamplesEngineeringAnalytical InstrumentationMicrofabricationArgon–hydrogen MicroplasmaAnalytical MicrosystemsMass SpectrometryAnalytical ChemistryChemistryElemental AnalysisMicrofluidicsElemental CharacterizationOptical Sensors