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Source apportionment of Pb in PM10 from the Upper Meža Vally by the use of advanced analytical techniques

Author(s): Tjaša Žerdoner (Author), Tea Zuliani (Supervisor), Janja Vidmar (Co-Supervisor)

Year: 2025

Type: Doctoral dissertation

Knowledge of the pollution activity at the mining and smelting sites and assessment of contamination levels at different sites is not always sufficient for reliable conclusions regarding lead (Pb) provenance and contributions from sources. Pb isotopes have long been used as ‘fingerprints’ of the source of Pb recorded in environmental …

Strontium isotope composition: : insights into geological and environmental influences on the provenance studies of dairy products and timber

Author(s): Majda Nikezić (Author), Tea Zuliani (Supervisor)

Year: 2024

Type: Doctoral dissertation

This dissertation aimed to explore the potential of Sr isotope ratio analysis, combined with multi-elemental profiling, as a tool for geographic discrimination, focusing on two projects: tracing the provenance of cheese/milk from Naxos, Greece (Project 1), and wood in the Eastern Carpathians, Romania (Project 2). The goal was to understand …

Isotopic fingerprint of water from source to tap

Author(s): Klara Žagar (Author), Polona Vreča (Supervisor)

Year: 2024

Type: Doctoral dissertation

Rapid population growth and increasing water demand places a serious strain on both quantity and quality of available local water resources. Climate change puts additional pressure by altering the water balance, affecting recharge conditions, and contributing to pollution and water degradation. Addressing these issues requires water management strategies that enhance …

Tracing origin of food using stable isotopes of light and heavier elements

Author(s): Staša Hamzić Gregorčič (Author), Nives Ogrinc (Supervisor), Tea Zuliani (Co-Supervisor)

Year: 2024

Type: Doctoral dissertation

This dissertation examines two main topics. The first topic is focused on the potential of strontium (Sr) isotope analysis to characterise milk and truffles as selected food commodities, traditionally important for Slovenia. The 87Sr/86Sr ratio for determining the provenance of bovine milk and truffles originating from different regions of Slovenia …

Tracing mercury in the wider Idrija region using stable isotopes

Author(s): Dominik Božič (Author), Milena Horvat (Supervisor), Marko Štrok (Co-Supervisor)

Year: 2024

Type: Doctoral dissertation

Mercury, a toxic element, known for its physical and chemical properties, spreads throughout the environment and is found in various ecosystems, including water, air, soil, and biological systems. The natural mercury cycle begins beneath the earth's crust, where it rises to the surface and is released into the air through …