Recent Advances in the Preparation Methods of Magnesium-Based Hydrogen Storage Materials

Y Xu, Y Zhou, Y Li, Y Hao, P Wu, Z Ding - Molecules, 2024 - mdpi.com
Magnesium-based hydrogen storage materials have garnered significant attention due to
their high hydrogen storage capacity, abundance, and low cost. However, the slow kinetics …

No biological effect on magnesium isotope fractionation during stromatolite growth

Z Hu, SV Hohl, S Viehmann, P Meister… - … et Cosmochimica Acta, 2023 - Elsevier
The growth and morphology of stromatolites have been previously linked to diverse
microbial activities. However, the role of microbial metabolisms on carbonate formation …

Effect of growth rate and pH on lithium incorporation in calcite

A Füger, F Konrad, A Leis, M Dietzel… - … et Cosmochimica Acta, 2019 - Elsevier
Carbonates are only a minor sink of oceanic lithium, yet the presence of this element and its
abundance relative to other metal cations in natural carbonate minerals is routinely used as …

Zinc isotope fractionation during the inorganic precipitation of calcite–Towards a new pH proxy

V Mavromatis, AG González, M Dietzel… - … et Cosmochimica Acta, 2019 - Elsevier
Zinc was co-precipitated with calcite in mixed-flow reactors at 25° C and 6.1≤ pH≤ 8.5 to
quantify Zn isotope fractionation between calcite and the reactive fluid. The results suggest …

Solubility investigations in the amorphous calcium magnesium carbonate system

B Purgstaller, KE Goetschl, V Mavromatis, M Dietzel - CrystEngComm, 2019 - pubs.rsc.org
Amorphous precursors are known to occur in the early stages of carbonate mineral
formation in both biotic and abiotic environments. Although the Mg content of amorphous …

Barium and strontium isotope fractionation by cyanobacteria forming intracellular carbonates

N Mehta, M Coutaud, J Bouchez, K van Zuilen… - … et Cosmochimica Acta, 2023 - Elsevier
While barium (Ba) and strontium (Sr) stable isotopes are increasingly used as tracers of
biogeochemical processes and paleo-proxies, the role of biotic processes on Ba and Sr …

Barium partitioning in calcite and aragonite as a function of growth rate

V Mavromatis, KE Goetschl, C Grengg, F Konrad… - … et Cosmochimica Acta, 2018 - Elsevier
Calcite and aragonite growth rate experiments have been performed in the presence of
aqueous Ba at 25° C using the constant addition technique as a function of CaCO 3 mineral …

[HTML][HTML] Effect of kinetics, pH, aqueous speciation and presence of ferrihydrite on vanadium (V) uptake by allophanic and smectitic clays

A Baldermann, FM Stamm - Chemical Geology, 2022 - Elsevier
Sorption of oxyanions, such as pentavalent vanadium (V (V)), by reactive, poorly crystallized
clay minerals and Fe-(hydr) oxides surfaces significantly contributes to the nutrient and …

The experimental determination of REE partition coefficients in the water-calcite system

M Voigt, V Mavromatis, EH Oelkers - Chemical Geology, 2017 - Elsevier
To better quantify the behaviour of rare earth elements (REE) in low temperature natural
systems, calcite was precipitated from NaCl-bearing aqueous solutions in the presence of …

Effect of sulfate on magnesium incorporation in low-magnesium calcite

KE Goetschl, B Purgstaller, M Dietzel… - … et Cosmochimica Acta, 2019 - Elsevier
The incorporation of magnesium and sulfate in calcite is frequently used to characterize and
trace the environmental conditions occurring during carbonate mineral formation. Although …