Xenotime-(Y) EDS spectrum, 20 keV e- beam, Torpy et al. 2020
Measurement details
| Description | EDS spectrum of Xenotime |
| Reference | Torpy et al. 2020 Torpy, A., Wilson, N., MacRae, C., Pownceby, M., Biswas, P., Rahman, M., & Zaman, M. (2020). Deciphering the Complex Mineralogy of River Sand Deposits through Clustering and Quantification of Hyperspectral X-Ray Maps. Microscopy and Microanalysis, 26(4), 768-792 https://doi.org/10.1017/S143192762000135X |
| Date measured | 2018-05-01 |
| Material | Xenotime-(Y) [ YPO4 ] |
| Specimen | Tista 2020 D4 Shaker [CSIRO], Teesta River, Bangladesh |
| Technique | Energy dispersive x-ray spectrometry (EDS) |
| Instrument | JEOL 8500F |
| Probe | 20 keV electron beam |
| Beam current | 69.64 nA |
| Probe diameter | 2 μm |
| Detector name | 2× Bruker XFLASH |
| Det. technology | Silicon drift detector (SDD) |
| Real time | 57.7688 s |
| Live time | 33.18 s |
| Dead time | 42.5641 % |
| Channel count | 4096 |
| Energy range | -477.548 … 19984.5 eV |
| Gain | 4.99684 eV/channel |
| Intensity range | 154315 counts |
| Integral | 1.3224×107 counts |
| Related measurement | Xenotime-(Y) CL spectrum, 20 keV e- beam, Torpy et al. 2020 (co-measured) |
Composition
| Element | Atoms | At% | Wt% |
|---|---|---|---|
| Ca | 0.00408 | 0.0504 | 0.06 |
| U | 0.00917 | 0.113 | 0.8 |
| Th | 0.00388 | 0.0479 | 0.33 |
| Lu | 0.0329 | 0.406 | 2.11 |
| Yb | 0.0525 | 0.648 | 3.33 |
| Er | 0.0616 | 0.761 | 3.78 |
| Ho | 0.0169 | 0.208 | 1.02 |
| Dy | 0.0754 | 0.931 | 4.49 |
| Gd | 0.0319 | 0.394 | 1.84 |
| Sm | 0.00961 | 0.119 | 0.53 |
| Nd | 0.0004916 | 0.006071 | 0.026 |
| Y | 1 | 12.3 | 32.6 |
| Fe | 0.0161 | 0.199 | 0.33 |
| P | 1.29 | 16 | 14.7 |
| O | 5.49 | 67.8 | 32.2 |
Measurement spectrum
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