<?xml version="1.0" encoding="UTF-8"?>

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  <Version>2.3.1</Version>

  <Instrument>

    <ResourceID>spase://CNES/Instrument/CDPP-AMDA/SWARM-C/LP</ResourceID>

    <ResourceHeader>
      <ResourceName>EFI / LP</ResourceName>
      <AlternateName>Electric Field Instrument : Langmuir Probe</AlternateName>
      <ReleaseDate>2016-11-04T15:37:46Z</ReleaseDate>
      <Description>he Swarm EFIs have each two Langmuir probes. Both probes operate most of the time in a novel harmonic 
mode featuring a sinusoidally varying bias suitable for measuring not only currents, but also admittances. A 
comparable instrument has not previously been in orbit.
</Description>
       <Contact>

        <PersonID>spase://CNES/Person/D.Knudsen</PersonID>

        <Role>PrincipalInvestigator</Role>
      </Contact>
      <Contact>

        <PersonID>spase://CNES/Person/S.Buchert</PersonID>

        <Role>Scientist</Role>
      </Contact>
      <InformationURL>
        <Name>EFI description</Name>
        <URL>https://earth.esa.int/web/guest/missions/esa-eo-missions/swarm/instruments/efi</URL>
        <Description></Description>
      </InformationURL>     
    </ResourceHeader>
    <InstrumentType>LangmuirProbe</InstrumentType>
    <InvestigationName></InvestigationName>
    <OperatingSpan>
       <StartDate>2013-12-02T00:00:00</StartDate> 
    </OperatingSpan>

    <ObservatoryID>spase://CNES/Observatory/CDPP-AMDA/SWARM-C</ObservatoryID>

  </Instrument>
</Spase>