Kurum Yazarı "Demirak, Ahmet" İçin Listeleme
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Bioaccumulation and health risk assessment of heavy metals in European eels taken from Lakes Köyceğiz (Turkey) and Võrtsjärv (Estonia)
Demirak, Ahmet; Keskin, Feyyaz; Silm, Maudi; Özdemir, Nedim; Yıldız, Dilek; Bernotas, Priit; Öğlü, Burak (Springer Science and Business Media Deutschland GmbH, 2021)Monitoring heavy metal contaminants in fish is important for the assessment of environmental quality as well as food safety. In this study, European eel samples were collected from Lake Köyceğiz and Lake Võrtsjärv in 2017 ... -
Chemical characteristics of rain water at an urban site of south western Turkey
Demirak, Ahmet; Balcı, Ahmet; Karaoğlu, Muhammet Hamdi; Tosmur, Berrin (Springer, 2006)In this study, chemical composition of the rain water in Mugla was investigated from February to April 2002. Rain water samples were obtained from Mugla, a small city in south western Turkey. The Yatagan Power Plant is ... -
Chemical fractions of toxic metals and assessment of risks on the environment and health in Mugla topsoils
Demirak, Ahmet; Keskin, Feyyaz (Springer, 2021)In the current study, the chemical fractions of Pb and Cd and total concentrations of these metals in topsoil samples which were collected between 2016 and 2017 in the center of Mugla, which is a small agricultural city ... -
A comparative assessment of the lagoons with water quality indexes and based on GIS: A study on the Aegean Sea and Mediterranean Sea
Özdemir, Nedim; Dokuyucu, Ahmet; Ceviz, Nevcihan Aslınur; Dondu, Mustafa; Demirak, Ahmet; Keskin, Feyyaz (TAYLOR & FRANCIS LTD, 2023)In this study, the current status of water quality in Gulluk Lagoon and Koycegiz-Dalyan Lagoon was examined by comparison using water quality indexes, multivariate statistical analyses and geographical information systems. ... -
Determination of heavy metals (Cd, Pb) and trace elements (Cu, Zn) in sediments and fish of the Southeastern Aegean Sea (Turkey) by atomic absorption spectrometry
Dalman, Ömer; Demirak, Ahmet; Balcı, Ahmet (Elsevier Sci Ltd, 2006)The Bay of Gulluk in Southeastern Aegean Sea (Turkey) is very important by the potential of marine product in the Aegean Sea. There are various polluting elements in Gulluk Bay. The current situation of the bay and impact ... -
Metals/metalloid in Marine Sediments, Bioaccumulating in Macroalgae and a Mussel
Alkan, Nigar; Alkan, Ali; Demirak, Ahmet; Bahloul, Moez (Taylor & Francis Inc, 2020)The aim of the present work is to broaden our knowledge on the variability of metals and metalloid concentration levels in surface sediments, macroalgae and mollusc. Accordingly, As, Co, Cr, Cu, Mn, Mo, Ni, Pb, and Zn ... -
Rize' de yağmur suyunun bazı kimyasal özelliklerinin incelenmesi
Balcı, Ahmet; Demirak, Ahmet; Tabak, Funda (2001)Bu çalışmada, Rize'de kış aylarında yağan yağmurun kimyasal özelliklerinin incelenmesi amacıyla üç ayrı istasyonda toplanan yağış örnek-lerinde sülfat, nitrat, nitrit, kalsiyum, magnezyum, toplam sertlik, karbondioksit ve ... -
Ultra-Trace Determination of Arsenic by Platinum-Coated Tungsten Coil Hydride Generation (HG) Atomic Absorption Spectrometry (AAS)
Yıldız, Dilek; Atasoy, Muhammet; Demirak, Ahmet (TAYLOR & FRANCIS INC, 2022)A simple, rapid, and sensitive method for the determination of ultra-trace arsenic (III) is reported based on in situ trapping and revolatilization on a platinum (Pt) coated tungsten (W) coil atom trap. First, the analyte ...