<abstract xmlns="http://www.w3.org/1999/xhtml"><p>In this study, the heavy metal and radioactive properties of Iznik Lake were investigated. Concentration values of the first (Ag, Bi, Mo, Sn, Se, Zn, As, B, Cd, Co, Cr, Cu, Ni, Pb, Pt and Sb) and second (Na, Mg, K, Ca, P, S, Fe, Al and Mn) group of elements in borehole 1 (BH-1) drilling did not show much variation from the top to the bottom of the drilling. Concentration values of the first group of elements in borehole 2 (BH-2) drill samples decreased at higher levels of drilling. In addition, natural and anthropogenic radionuclides were measured by gamma spectrometry, and the results of environmental natural radioactivity of Iznik Lake and its surroundings were determined. In the measurement results, Ra-226 was found to be below the world average value at all locations. It is assumed that the determination of K-40 values above the average values was due to agricultural activities carried out intensively in the study area. Th-232 values were found to be below the world average value in drilling samples; Cs-137 values were below the background level in all samples. According to these results, the study area does not contain any unnatural radioactivity.</p></abstract>

In this study, the heavy metal and radioactive properties of Iznik Lake were investigated. Concentration values of the first (Ag, Bi, Mo, Sn, Se, Zn, As, B, Cd, Co, Cr, Cu, Ni, Pb, Pt and Sb) and second (Na, Mg, K, Ca, P, S, Fe, Al and Mn) group of elements in borehole 1 (BH-1) drilling did not show much variation from the top to the bottom of the drilling. Concentration values of the first group of elements in borehole 2 (BH-2) drill samples decreased at higher levels of drilling. In addition, natural and anthropogenic radionuclides were measured by gamma spectrometry, and the results of environmental natural radioactivity of Iznik Lake and its surroundings were determined. In the measurement results, Ra-226 was found to be below the world average value at all locations. It is assumed that the determination of K-40 values above the average values was due to agricultural activities carried out intensively in the study area. Th-232 values were found to be below the world average value in drilling samples; Cs-137 values were below the background level in all samples. According to these results, the study area does not contain any unnatural radioactivity.

Ecological analysis of heavy metal and radioactivity potential of Holocene sediments in Iznik Lake

Department of Physics, Faculty of Sciences

Nukleonika

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

In this study, the heavy metal and radioactive properties of Iznik Lake were investigated. Concentration values of the first (Ag, Bi, Mo, Sn, Se, Zn, As, B,...

Ecological analysis of heavy metal and radioactivity potential of Holocene sediments in Iznik Lake

Published Online: Jul 18, 2019

Page range: 103 - 109

Received: Jun 19, 2018

Accepted: Mar 20, 2019

DOI: https://doi.org/10.2478/nuka-2019-0013

Keywords
Iznik Lake, heavy metals, radionuclides, geochemical analyses, radionuclide determination

© 2019 Zeki U. Yumun et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Ecological analysis of heavy metal and radioactivity potential of Holocene sediments in Iznik Lake

Published Online: Jul 18, 2019

Page range: 103 - 109

Received: Jun 19, 2018

Accepted: Mar 20, 2019

DOI: https://doi.org/10.2478/nuka-2019-0013

KeywordsIznik Lake, heavy metals, radionuclides, geochemical analyses, radionuclide determination

© 2019 Zeki U. Yumun et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
Iznik Lake, heavy metals, radionuclides, geochemical analyses, radionuclide determination