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FAQ within [ Energy Dispersive X-ray Fluorescence Spectroscopy(EDX) ]

1-10 of Total 35

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  • (EDX) "Pb" measurement in solder

    This is likely due to sample segregation. The Pb in the solder is sometimes segregated at the surface. EDX analysis is strongly affected by the sample surf... Show Detail

    • No:5716
    • Displayed Date:2021/04/28 14:01
    • Updated DTM:2021/05/20 09:07
  • (EDX) Thread plating film thickness m...

    Plating thickness can be measured by the EDX. There are two quantitative calculation methods, the calibration curve method and the thin-film FP method. For... Show Detail

    • No:5714
    • Displayed Date:2021/04/28 13:59
    • Updated DTM:2021/05/20 09:07
  • (EDX) High-concentration "Sn" aqueous...

    When measuring high-concentration aqueous solutionswith fluorescent X-rays, the fluorescent X-ray intensity may fail to risedue to the self-absorption phenom... Show Detail

    • No:5712
    • Displayed Date:2021/04/28 13:58
    • Updated DTM:2021/05/20 09:06
  • (EDX) Analytical depth

    The analysis depth for fluorescent X-rays changes with the principal components of the sample and the target elements (analysis lines). •The lighter the ele... Show Detail

    • No:5710
    • Displayed Date:2021/04/28 13:57
    • Updated DTM:2021/05/20 09:05
  • (EDX) Unit of "%" in "Easy" analysis

    The unit of the values obtained in easy analysis mode is wt%. Quantitative values can also be calculated in atom%. In quantitative mode, this can be set pr... Show Detail

    • No:5708
    • Displayed Date:2021/04/28 13:55
    • Updated DTM:2021/05/20 09:04
  • (EDX) Magnet analysis

    • Strongly magnetic samples cannot be measured. •Measurement is possible if the magnetism at a distance of 7cm from the sample is 2gauss or less. •If possi... Show Detail

    • No:5706
    • Displayed Date:2021/04/28 13:54
    • Updated DTM:2021/05/20 09:03
  • (EDX) "Hg" detected by RoHS analysis ...

    •Hg was detected due to the influence of the BrKαESC peak. →HgLα: 9.99 keV, BrKαESC: 10.16 keV •With the EDX, when high intensity peaks are observed, it i... Show Detail

    • No:5704
    • Displayed Date:2021/04/28 13:52
    • Updated DTM:2021/05/20 09:02
  • (EDX) The quantitative values of PbLα...

    Look at the profile, and check the peaks. •Confirm the PbLα(10.55keV) and PbLβ1(12.62keV) peak intensity ratio. → PbLα : PbLβ1 ≒ 1 : 1 (normal) •If PbLα ... Show Detail

    • No:5701
    • Displayed Date:2021/04/28 13:50
    • Updated DTM:2021/05/20 08:59
  • (EDX) Negative quantitative value dis...

    At 0ppm, the variance in X-ray intensity will be a negative value if it is below the average intensity. A negative value is treated as a quantitative value ... Show Detail

    • No:5699
    • Displayed Date:2021/04/28 13:47
    • Updated DTM:2021/05/20 08:58
  • (EDX) Plating film thickness measurem...

    • There is no way to specify what layer generated the fluorescent X-rays, and so analysis is not possible if all of the layers are unknown. •If there is 1 u... Show Detail

    • No:5697
    • Displayed Date:2021/04/28 13:46
    • Updated DTM:2021/05/20 08:57

1-10 of Total 35

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