Effects of local building materials on indoor gamma doses and related radiological health risks, Ayvacik, Çanakkale/Turkey

Gülcan Top*, Yüksel Örgün, Gürsel Karahan, Mark Horvath, Györgyi Kampfl

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

2 Citations (Scopus)

Abstract

In situ indoor gamma dose rate measurements were held in 79 dwellings by NaI(Tl) scintillation probe connected portable dose rate meter. For the building materials and impurities (nodules), spectrometric gamma analysis was applied by a high-resolution HpGe detector. For Ahmetçe and Nusratlı villages in Ayvacik/Çanakkale (Turkey), the measured in situ indoor gamma dose rates and related indoor annual effective dose equivalents (AEDEin) were 3 and 3.3 times, and indoor excess lifetime cancer risks (ELCRin) were 4.25 and 4.68 times higher than those of the world averages, respectively. The used local rocks were mostly ignimbrite and dacitic–rhyolitic tuffaceous (Arıklı tuff), and wall plasters were made of local soil. The highest in situ indoor gamma dose rates of the region belonged to Nusratlı village due to the intense impurities (nodules) and hydrothermal alterations in Arıklı tuff. Spectrometric gamma results revealed that 40K has an important effect on the indoor gamma doses.

Original languageEnglish
Pages (from-to)108-117
Number of pages10
JournalRadiation Protection Dosimetry
Volume190
Issue number1
DOIs
Publication statusPublished - 1 Jun 2020

Bibliographical note

Publisher Copyright:
© The Author(s) 2020.

Funding

The authors would like to express thanks to Çekmece Nuclear Research and Training Center (CNAEM) for their support and for cooperation.

FundersFunder number
CNAEM
Çekmece Nuclear Research and Training Center

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