Luminescence dating method for unearthed celadon glazed porcelain piece

Table 1. TL dating conditions^[6]
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Table 1. TL dating conditions^[6]
步骤Step 处理Treatment 观测信号Observe
1 450 ℃ TL，5 ℃∙s^-1 TL_N
2 再生剂量β Give dose β
3 450 ℃ TL，5 ℃∙s^-1 TL_N+β
4 再生剂量2β Give dose 2β
5 450 ℃ TL，5 ℃∙s^-1 TL_N+2β

Table 2. Predose dating procedure^[5-6]

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Table 2. Predose dating procedure^[5-6]

步骤Step	处理Treatment	观测信号Observe
1	再生剂量β_i Give dose β_i
2	200 ℃预热10 s Preheat at 200 ℃ for 10 s
3	试验剂量D_t Test dose D_t
4	150℃ TL，5 ℃∙s^-1	S′
5	700℃激活Activate at 700 °C
6	试验剂量D_t Test dose D_t
7	150 ℃ TL，5 ℃∙s^-1	S
8	返回步骤1 Return to 1

Table 3. SAR dating procedure

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Table 3. SAR dating procedure

步骤Step	处理Treatment	观测信号Observe
1	再生剂量D_i Give dose D_i
2	260 ℃预热10 s Preheat at 260 ℃ for 10 s
3	125 ℃蓝光80 s Blue LEDs stimulation at 125 ℃ for 80 s	L_X
4	试验剂量D_t Test dose D_t
5	220 ℃预热0 s Cutheat at 220 ℃ for 10 s
6	125 ℃蓝光80 s Blue LEDs stimulation at 125 ℃ for 80 s	T_X
7	280 ℃蓝光100 s Blue LEDs stimulation at 280 ℃ for 100 s
8	返回步骤1 Return to 1

Table 4. Dosimetry data for celadon glazed porcelain piece

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Table 4. Dosimetry data for celadon glazed porcelain piece

样品名称Sample name

U / 10^-6

Th / 10^-6

K / %

Rb / 10^-6

样品水含量Sample water content

环境土壤水含量Environmental soil water content

Dⁱ_α/ Gy∙ka^-1^a

Dⁱ_β/ Gy∙ka^-1^a

Dⁱ_γ/ Gy∙ka^-1^a

D^e_γ/ Gy∙ka^-1^b

γ自剂量百分比Selfdose percentage of γ / %

D_γ

/ Gy∙ka^-1

宇宙射线γ年剂量 γ annual dose of cosmic rays/ Gy∙ka^-1^c

年剂量Annual dose/ Gy∙ka^-1

青釉瓷片Celadon glazed porcelain piece

7.42±0.06

24.40±0.22

2.26±0.03

126.52±1.30

10%

0.12±0.000 1

3.54± 0.03

2.53±0.01

1.08

10.95

1.37±0.01

0.13

5.03±0.03

Table 5. Annual doses and ages of celadon glazed porcelain piece using three luminescence dating methods

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Table 5. Annual doses and ages of celadon glazed porcelain piece using three luminescence dating methods

释光方法名称Luminescence dating methods	D_e / Gy	年剂量Annual dose / Gy∙ka^-1	年龄Age / ka	公元年Year (AD) / a	所属朝代Dynasty
常规热释光法Conventional TL	―	―	―	―	―
前剂量法TL pre-dose	5.86±0.25	5.03±0.03 ^a	1.16±0.05	813~913 ^c	唐-五代Tang and five dynasties
SAR法SAR	6.79±0.25	5.03±0.03^a	1.35±0.05	623~723^c	唐Tang
前剂量法^[14] TL pre-dose	5.89±0.08^[14]	5.05±0.25 ^b^[14]	1.15±0.06^[14]	807~923^{d [14]}	唐-五代Tang and five dynasties