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List of works by Clemens V. Ullmann

Astronomical constraints on the duration of the Early Jurassic Pliensbachian Stage and global climatic fluctuations

article

Coral-based climate records from tropical South Atlantic: 2009/2010 ENSO event in C and O isotopes from Porites corals (Rocas Atoll, Brazil).

scientific article

Coupled evolution of temperature and carbonate chemistry during the Paleocene–Eocene; new trace element records from the low latitude Indian Ocean

scientific article published in September 2020

Crystallographic control on lithium isotope fractionation in Archean to Cenozoic lithium-cesium-tantalum pegmatites

scholarly article by Tomáš Magna et al published 28 June 2016 in Geology

Effect of a Jurassic oceanic anoxic event on belemnite ecology and evolution

scientific article

Evolution of the Toarcian (Early Jurassic) carbon-cycle and global climatic controls on local sedimentary processes (Cardigan Bay Basin, UK)

article

Jurassic climate mode governed by ocean gateway

scientific article

Latest Permian carbonate carbon isotope variability traces heterogeneous organic carbon accumulation and authigenic carbonate formation ⬇️

Onset of main Phanerozoic marine radiation sparked by emerging Mid Ordovician icehouse

scientific article

Oxygen and carbon isotope and Sr/Ca signatures of high-latitude Permian to Jurassic calcite fossils from New Zealand and New Caledonia

article

Shell chemistry of the boreal Campanian bivalve <i>Rastellum diluvianum</i> (Linnaeus, 1767) reveals temperature seasonality, growth rates and life cycle of an extinct Cretaceous oyster

scientific article published in 2020

The Giant Pacific Oyster (Crassostrea gigas ) as a modern analog for fossil ostreoids: Isotopic (Ca, O, C) and elemental (Mg/Ca, Sr/Ca, Mn/Ca) proxies

scholarly article by Clemens V. Ullmann et al published October 2013 in G3: Geochemistry, Geophysics, Geosystems

The effect of shell secretion rate on Mg / Ca and Sr / Ca ratios in biogenic calcite as observed in a belemnite rostrum

scientific article published in 2017

Volcanism and carbon cycling in the High Arctic during the Late Jurassic – Early Cretaceous

scholarly article

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