Spatial Distribution of Bromine and its Influencing Factors Near the Eastern Shore of Leizhou Peninsula

Weiyi Liu; Zhengye Xiong; Jingyuan Guo; Xiaoting Liao; Guo Yu

doi:10.3788/LOP223454

Laser & Optoelectronics Progress, Volume. 61, Issue 5, 0501001(2024)

Spatial Distribution of Bromine and its Influencing Factors Near the Eastern Shore of Leizhou Peninsula

Weiyi Liu, Zhengye Xiong^*, Jingyuan Guo, Xiaoting Liao, and Guo Yu

Author Affiliations

College of Electronic and Information Engineering, Guangdong Ocean University, Zhanjiang 524088, Guangdong , China

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Figures & Tables(9)

Fig. 1. Tidal variations based on average sea level in Zhanjiang bay and Naozhou island

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Fig. 2. X-ray fluorescence spectrum of Bromine standard solution

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Fig. 3. Linear relationship between the fluorescence intensity and the mass concentration of Bromine

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Fig. 4. X-ray fluorescence spectrum of seawater at all field stations

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Table 1. Information of field stations

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Table 1. Information of field stations

Station	Longitude /（°）	Latitude /（°）	Station	Longitude /（°）	Latitude /（°）
B1	110.496	21.081	B10	110.894	21.220
B2	110.730	21.234	B11	110.807	21.048
B3	110.595	21.065	B12	110.739	20.866
B4	110.549	20.896	B13	110.709	20.712
B5	110.593	20.787	B14	111.040	21.211
B6	110.603	20.663	B15	110.940	20.827
B7	110.557	20.476	B16	110.901	20.677
B8	110.409	20.264	B17	110.868	20.524
B9	110.161	20.185	B18	110.797	20.275

Table 2. Information of high and low tides in the waters near Zhanjiang bay and Naozhou island
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Table 2. Information of high and low tides in the waters near Zhanjiang bay and Naozhou island
Station Zhanjiang bay Naozhou island
Date 2021-04-27 2021-04-28
High and low tides Low tide High tide Low tide High tide Low tide High tide Low tide
Time 04:39 11:16 17:07 23:47 05:04 11:47 17:50

Table 3. RSD of fluorescence intensity for Bromine standard solution with different mass concentrations
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Table 3. RSD of fluorescence intensity for Bromine standard solution with different mass concentrations
Mass concentration /（mg/L） 0.2 0.5 1.0 2.0 5.0 10.0 20.0 50.0 100.0
RSD /% 2.21 1.80 1.82 1.68 2.19 1.07 1.64 0.70 0.66

Table 4. Parameters of the fitting standard curves
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Table 4. Parameters of the fitting standard curves
Solution k b n R²
Br 299.08 283.31 7 > 0.999

Table 5. Mass concentrations of Bromine measured by X-ray fluorescence spectrometry in the 18 field stations

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Table 5. Mass concentrations of Bromine measured by X-ray fluorescence spectrometry in the 18 field stations

Station	Date	Time	Sampling depth /m	Mass concentration of Br /（mg/L）	Absolute deviation /（mg/L）
B1	2021-04-27	11:28‒11:41	0	58.63	0.58
B2	2021-04-27	15:25‒15:38	2	61.56	0.59
B3	2021-04-27	12:55‒13:06	2	56.38	0.56
B4	2021-04-28	06:05‒06:18	2	50.79	0.53
B5	2021-04-28	07:44‒08:05	2	54.60	0.55
B6	2021-04-28	10:22‒10:42	2	56.80	0.57
B7	2021-04-28	12:01‒12:15	2	58.66	0.58
B8	2021-04-28	13:47‒14:05	2	58.49	0.58
B9	2021-04-28	16:53‒15:05	2	62.11	0.60
B10	2021-04-27	16:45‒16:55	2	58.00	0.57
B11	2021-04-27	20:14‒20:27	2	60.53	0.59
B12	2021-05-03	10:15‒11:05	0	62.07	0.60
B13	2021-04-28	09:16‒09:26	2	59.25	0.58
B14	2021-04-27	18:12‒18:20	2	61.96	0.60
B15	2021-05-03	09:16‒09:31	0	61.43	0.59
B16	2021-05-03	07:55‒08:06	0	60.90	0.59
B17	2021-05-03	06:05‒06:17	0	57.27	0.57
B18	2021-05-02	20:38‒20:50	0	56.11	0.56

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Weiyi Liu, Zhengye Xiong, Jingyuan Guo, Xiaoting Liao, Guo Yu. Spatial Distribution of Bromine and its Influencing Factors Near the Eastern Shore of Leizhou Peninsula[J]. Laser & Optoelectronics Progress, 2024, 61(5): 0501001

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Paper Information

Category: Atmospheric Optics and Oceanic Optics

Received: Dec. 31, 2022

Accepted: Mar. 15, 2023

Published Online: Feb. 27, 2024

The Author Email: Zhengye Xiong (xiongzhengye@139.com)

DOI:10.3788/LOP223454

CSTR:32186.14.LOP223454

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Information of field stations

Table 1. Information of field stations

Table 2. Information of high and low tides in the waters near Zhanjiang bay and Naozhou island

Table 2. Information of high and low tides in the waters near Zhanjiang bay and Naozhou island

Table 3. RSD of fluorescence intensity for Bromine standard solution with different mass concentrations

Table 3. RSD of fluorescence intensity for Bromine standard solution with different mass concentrations

Table 4. Parameters of the fitting standard curves

Table 4. Parameters of the fitting standard curves

Table 5. Mass concentrations of Bromine measured by X-ray fluorescence spectrometry in the 18 field stations

Table 5. Mass concentrations of Bromine measured by X-ray fluorescence spectrometry in the 18 field stations