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  <Experiment xmlns="https://data.nist.gov/od/dm/nexus/experiment/v1.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    <title>SEM images of PAAO samples (AJ series 1-to-5)</title>
    <summary ref="https://zenodo.org/records/5905496">
      <experimenter>Amara Diallo</experimenter>
      <instrument pid="FEI-Quanta-SEM">FEI Quanta/Apreo SEM</instrument>
      <reservationStart>2026-03-27T12:14:32+00:00</reservationStart>
      <reservationEnd>2026-03-27T12:14:54+00:00</reservationEnd>
      <motivation>Scanning electron microscopy (SEM) images of porous anodized aluminum oxide (PAAO) samples. The samples were made by anodization of aluminum monocrystal in 0.3 mol/L oxalic acid at 40 V for: 3 min 16 s (AJ-1), 3 min 37 s (AJ-2), 4 min 8 s (AJ-3), 4 min 30 s (AJ-4), 4 min 57 s (AJ-5).
  
  Data source: &lt;a href="https://doi.org/10.5281/zenodo.5905496"&gt;https://doi.org/10.5281/zenodo.5905496&lt;/a&gt;
  
  CC BY 4.0.</motivation>
    </summary>
    <sample id="sample-1">
      <name>5905496</name>
      <description>SEM images of PAAO samples (AJ series 1-to-5).</description>
    </sample>
    <acquisitionActivity seqno="0">
      <startTime>2026-03-27T12:14:32+00:00</startTime>
      <sampleID>sample-1</sampleID>
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        <param name="Acquisition Date">11/17/2021</param>
        <param name="Aperture Type">manual</param>
        <param name="Beam Mode">N-Beam</param>
        <param name="Beam Name">EBeam</param>
        <param name="Beam Shift X">0.0</param>
        <param name="Beam Shift Y">0.0</param>
        <param name="Beam Tilt X">0.0</param>
        <param name="Beam Tilt Y">0.0</param>
        <param name="Chamber ID">XL30SB</param>
        <param name="Column Type">FEG SEM</param>
        <param name="Data Dimensions">(2048, 1768)</param>
        <param name="Data Type">SEM_Imaging</param>
        <param name="DatasetType">Image</param>
        <param name="Detector Grid Voltage" unit="volt">250.0</param>
        <param name="Detector Mix (%)">100.0</param>
        <param name="Detector Name">ETD</param>
        <param name="Detector Signal">SE</param>
        <param name="Device Number">D8634</param>
        <param name="Digital Brightness">0.0</param>
        <param name="Digital Contrast">1.0</param>
        <param name="Digital Gamma">1.0</param>
        <param name="Dwell Time" unit="second">0.0000020</param>
        <param name="Dynamic Focus Enabled">False</param>
        <param name="ESEM Setting">yes</param>
        <param name="Electron Source">FEG</param>
        <param name="Eucentric WD" unit="meter">0.010</param>
        <param name="Final Lens">S45</param>
        <param name="Frame Average">0.0</param>
        <param name="Image Mode">Normal</param>
        <param name="Internal Scan">True</param>
        <param name="Line Integration">4.0</param>
        <param name="Line Time" unit="second">0.020</param>
        <param name="Magnification Canvas Real Width">0.256</param>
        <param name="Magnification Mode">2.0</param>
        <param name="Mainslock">On</param>
        <param name="Minimum Dwell Time" unit="second">1.0E-7</param>
        <param name="NexusLIMS Extraction – Module">nexusLIMS.extractors.plugins.quanta_tif_extractor</param>
        <param name="NexusLIMS Extraction – Version">2.6.1.dev0</param>
        <param name="Operator">support</param>
        <param name="Post Processing">None</param>
        <param name="Pre-Tilt">0.0</param>
        <param name="Scan Interlacing">1.0</param>
        <param name="Scan Rotation" unit="degree">0.0</param>
        <param name="Screen Magnification Canvas Real Width">0.256</param>
        <param name="Screen Magnification Mode">2.0</param>
        <param name="Software Version">4.1.4.2010 (build 2010)</param>
        <param name="Spot Size">4.0</param>
        <param name="Stage Description">50 x 50 manual tilt</param>
        <param name="Stage Position – R">0.606479</param>
        <param name="Stage Position – β">0.0</param>
        <param name="System Type">Quanta FEG</param>
        <param name="Tilt Correction Enabled">False</param>
        <param name="Total Frame Time" unit="second">35.420</param>
        <param name="User Text">Quanta 200 FEG</param>
        <param name="Vacuum Gas">Wet</param>
        <param name="Vacuum Mode">High vacuum</param>
        <param name="Vacuum Pump">TMP</param>
        <param name="Zoom Factor">1.0</param>
        <param name="Zoom Pan X">0.5</param>
        <param name="Zoom Pan Y">0.5</param>
        <param name="warnings">['Operator']</param>
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        <preview>/5905496/AJ-1-04-20-100000x.tif.thumb.png</preview>
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        <meta name="Chamber Pressure" unit="millipascal">4.16157000</meta>
        <meta name="Detector Brightness (DB)">-2.42723</meta>
        <meta name="Detector Brightness Setting">39.8871</meta>
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        <meta name="Emission Current" unit="ampere">0.000120</meta>
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        <meta name="NexusLIMS Extraction – Date">2026-03-26T23:30:53.135905-06:00</meta>
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        <location>/5905496/AJ-1-04-20-200000x.tif</location>
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        <preview>/5905496/AJ-1-04-20-200000x.tif.thumb.png</preview>
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        <preview>/5905496/AJ-1-04-20-50000x.tif.thumb.png</preview>
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        <description/>
        <preview>/5905496/AJ-2-04-20-100000x.tif.thumb.png</preview>
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        <meta name="Detector Brightness (DB)">-8.87723</meta>
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        <meta name="NexusLIMS Extraction – Date">2026-03-26T23:30:46.713841-06:00</meta>
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        <meta name="Detector Brightness (DB)">-8.87723</meta>
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        <meta name="NexusLIMS Extraction – Date">2026-03-26T23:31:14.180606-06:00</meta>
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        <meta name="Chamber Pressure" unit="millipascal">0.657193000</meta>
        <meta name="Detector Brightness (DB)">-8.87723</meta>
        <meta name="Detector Brightness Setting">13.0117</meta>
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        <meta name="Pixel Height" unit="meter">2.50E-9</meta>
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        <meta name="Creation Time">2026-03-27T12:14:36+00:00</meta>
      </dataset>
      <dataset type="Image" role="Experimental">
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        <location>/5905496/AJ-5-04-27-100000x.tif</location>
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        <meta name="Acquisition Time">04:06:16 PM</meta>
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      </dataset>
      <dataset type="Image" role="Experimental">
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        <meta name="Creation Time">2026-03-27T12:14:32+00:00</meta>
      </dataset>
      <dataset type="Image" role="Experimental">
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        <meta name="Detector Brightness (DB)">-8.87723</meta>
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        <meta name="NexusLIMS Extraction – Date">2026-03-26T23:31:12.123086-06:00</meta>
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        <meta name="Creation Time">2026-03-27T12:14:32+00:00</meta>
      </dataset>
    </acquisitionActivity>
  </Experiment>
        

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