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Investigation of the role of the production process on the luminescence of sea salt products Cover

Investigation of the role of the production process on the luminescence of sea salt products

Open Access
|Jun 2017
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Figures & tables

Figure 1

Diamond Salt — First Glow. (5 Gy dose, heating rate 5 K/s). Left — Hunter et al., 2012 Right — present study

Figure 2

First Glow: Diamond salt. Luminescence Intensity vs Photon Energy and Temperature. (5 Gy dose, heating rate 5 K/s).

Figure 3

Second Glow: Diamond salt. Luminescence Intensity vs Photon Energy and Temperature. (5 Gy dose, heating rate 5 K/s).

Table 1

Interaliquot variance of feedstock salt. Light sum (200–400°C) for 590 nm and 360 nm emissions.

Aliquot590 nm Intensity (cts/Gy(mn))360 nm Intensity (cts/Gy(mn))
926317495377
2878076499533
3803157469752
4810835558538
5839150490098
Mean851507500301
Variance5110533263
Variance (% of mean)6.06.6
Figure 4

Salt Survey. Luminescence Intensity vs Photon Energy and Temperature. (5 Gy dose, heating rate 5 K/s).

Figure 5

Cheetham Salt Intensity (cts/Gy(mn).

Table 2

Sensitization from 135°C preheat of feedstock. Light sum (200–400°C) for 590 nm emissions.

AliquotNo preheat135°C Preheat
590 nm intensity (cts/Gy(mn))590 nm intensity (cts/Gy(mn))
1926317951361
2878076986328
3803156961460
4810834873617
5839149923463
6727036820335
Mean851507939246
Std Dev (%)±6±5
Sensitivity change (%)+10
ELEMENTSAgAlAsBaBeBiCaCdCeCoCrCsCuDyEr
UNITSppmppmppmppmppmppmppmppmppmppmppmppmppmppmppm
DETECTION0.1500.50.10.10.01500.050.010.150.0510.010.01
SaxaXXX0.2X0.01441XXXXX6XX
Coles0.132611X0.05412X0.620.2XX30.01X
DiamondXXX0.2XX206X0.440.19X1XX
ELEMENTSEuFeGaGdGeHfHoInKLaLuMgMnMoNa
UNITSppm%ppmppmppmppmppmppmppmppmppmppmppmppmppm
DETECTION0.010.010.050.010.10.050.010.01200.010.0052010.120
SaxaXXXXXXXX86X0.00967X0.2363527
ColesXX0.110.03XXX0.022490.32X68X0.3361339
DiamondXXXXXXXX155XX56X0.4363122
ELEMENTSNbNdNiPPbPrRbResSbScSeSmSnSr
UNITSppmppmppmppmppmppmppmppmppmppmppmppmppmppmppm
DETECTION0.050.0115020.0050.050.01500.05110.010.10.05
Saxa0.06X3X5X0.07X3960.4XXX0.525.79
Coles0.060.263X50.0690.62X4120.67XX0.020.524.71
DiamondXX5X3X0.07X1930.41XXX0.314.43
ELEMENTSTaTbTeThTiTITmuVwYYbZnZr
UNITSppmppmppmppmppmppmppmppmppmppmppmppmppmppm
DETECTION0.010.0050.10.0150.020.010.0110.10.050.0110.5
SaxaXXXXXXX0.02X0.7XXX1.8
Coles0.08XX0.09X0.02X0.03X0.8XXX4.5
DiamondXXXXXXXXX0.7XXX2.9
DOI: https://doi.org/10.1515/geochr-2015-0055 | Journal eISSN: 1897-1695 | Journal ISSN: 1733-8387
Language: English
Page range: 121 - 128
Submitted on: May 16, 2016
Accepted on: Jan 19, 2017
Published on: Jun 1, 2017
Published by: Sciendo
In partnership with: Paradigm Publishing Services

© 2017 Peter G. Hunter, Nigel A. Spooner, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.