Browsing Paläontologie, Geobiologie by Contributor "Osterholz, Helena"
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Particulate Organic Matter Mobilization and Transformation Along a Himalayan River Revealed by ESI‐FT‐ICR‐MS
Menges, Johanna; Hovius, Niels; Poetz, Stefanie; Osterholz, Helena; Sachse, Dirk (Journal of Geophysical Research: Biogeosciences, 2022-12-14)Tracing pathways and transformations of particulate organic carbon from landscape sources to oceanic sinks is commonly done using the isotopic composition or biomarker content of particulate organic matter (POM). However, ... -
Transformation of dissolved organic matter by two Indo‐Pacific sponges
Hildebrand, Tabea; Osterholz, Helena; Bunse, Carina; Grotheer, Hendrik; Dittmar, Thorsten; Schupp, Peter J. (Limnology and Oceanography, 2022-09-12)Dissolved organic matter (DOM) is the largest organic carbon reservoir in the ocean and an integral component of biogeochemical cycles. The role of free‐living microbes in DOM transformation has been studied thoroughly, ...