Natural Radioactivity Measurements and Radiation Dose Estimation in Some Sedimentary Rock Samples in Turkey

Table 2

Results of the absorbed dose rate (𝐷), the annual effective dose rates (AED), the radium equivalent activity (Ra_eq), and the index of external and internal radiation hazard (𝐻_ex, 𝐻_in).

Sample	Region	Index
		𝐷 (nGy/h)	AED (mSv/y)	Raeq (Bq/kg)	𝐻ex	𝐻in	𝐼𝛾
S1	Bursa	42.45±2.12	0.05	91.60±4.58	0.25	0.35	0.33
S2	Bilecik	30.95±1.55	0.04	66.78±3.34	0.18	0.25	0.24
S3	Balıkesir	40.27±2.01	0.05	87.86±4.39	0.24	0.33	0.31
S4	Karaman	51.84±2.59	0.06	115.11±5.76	0.31	0.44	0.40
S5	Eskişehir	30.13±1.51	0.04	62.44±3.12	0.17	0.25	0.23
S6	Kayseri	38.65±1.93	0.05	84.48±4.22	0.23	0.28	0.31
S7	Diyarbakır	31.55±1.58	0.04	68.19±3.41	0.18	0.26	0.25
S8	Malatya	47.98±2.40	0.06	105.97±5.30	0.29	0.41	0.37
S9	Elazığ	44.30±2.22	0.05	98.02±4.90	0.26	0.30	0.36
S10	Isparta	37.88±1.89	0.05	82.36±4.12	0.22	0.32	0.29
S11	Burdur	52.26±2.61	0.06	113.14±5.66	0.31	0.39	0.41
S12	Hatay	44.05±2.20	0.05	96.87±4.84	0.26	0.36	0.34
S13	Afyon	73.65±3.68	0.09	159.95±8.00	0.43	0.56	0.58
S14	İzmir	32.19±1.61	0.04	70.42±3.52	0.19	0.25	0.25
S15	Manisa	44.05±2.20	0.05	96.87±4.84	0.26	0.36	0.34
S16	Denizli	52.38±2.62	0.06	114.43±5.72	0.31	0.42	0.41
S17	Kastamonu	63.64±3.18	0.08	137.92±6.90	0.37	0.50	0.50
S18	Karabük	37.65±1.88	0.05	82.83±4.14	0.22	0.31	0.29
S19	Amasya	67.20±3.36	0.08	146.01±7.30	0.39	0.52	0.53