A review of the stable isotope bio-geochemistry of the global silicon cycle and its associated trace elements

JN Sutton, L André, D Cardinal, DJ Conley… - Frontiers in Earth …, 2018 - frontiersin.org
Silicon (Si) is the second most abundant element in the Earth's crust and is an important
nutrient in the ocean. The global Si cycle plays a critical role in regulating primary …

[HTML][HTML] Diatom silicon isotope ratios in Quaternary research: Where do we stand?

PJ Frings, VN Panizzo, JN Sutton, C Ehlert - Quaternary Science Reviews, 2024 - Elsevier
Silicon stable isotope ratios (expressed as δ 30 Si) in biogenic silica have been widely used
as a proxy for past and present biogeochemical cycling in both marine and lacustrine …

[HTML][HTML] Quantification of 68 elements in river water monitoring samples in single-run measurements

N Belkouteb, H Schroeder, J Arndt, JG Wiederhold… - Chemosphere, 2023 - Elsevier
Triple-quadrupole inductively coupled plasma mass spectrometry (ICP-QQQ-MS) is a
unique analytical technique which is, next to speciation analyses, applied for the …

Probing surface Earth reactive silica cycling using stable Si isotopes: Mass balance, fluxes, and deep time implications

S Rahman, EJ Trower - Science Advances, 2023 - science.org
Geological reservoir δ30Si values have increasingly been applied as paleoclimate and
paleoproductivity proxies. Many of these applications rely on the assumption that the surface …

Size‐fractionated compositions of marine suspended particles in the Western Arctic Ocean: Lateral and vertical sources

Y **ang, PJ Lam - Journal of Geophysical Research: Oceans, 2020 - Wiley Online Library
We present full water depth sections of size‐fractionated (1–51 μm;> 51 μm) concentrations
of suspended particulate matter and major particle phase composition (particulate organic …

The Southern Ocean hub for nutrients, micronutrients, and their isotopes in the global ocean

GF de Souza, AK Morrison - Oceanography, 2024 - JSTOR
The sustenance of marine primary productivity depends on the supply of macro-and
micronutrients to photosynthesizers in the ocean's sunlit surface. Without supply from the …

Sediment efflux of silicon on the Greenland margin and implications for the marine silicon cycle

HC Ng, L Cassarino, RA Pickering… - Earth and Planetary …, 2020 - Elsevier
The polar region is experiencing one of the most rapid environmental changes driven by
atmospheric warming, and feedbacks within the cryosphere. Under such a setting, it is …

Nutrient and silicon isotope dynamics in the Laptev Sea and implications for nutrient availability in the transpolar drift

G Laukert, P Grasse, A Novikhin… - Global …, 2022 - Wiley Online Library
Realistic prediction of the near‐future response of Arctic Ocean primary productivity to
ongoing warming and sea ice loss requires a mechanistic understanding of the processes …

[HTML][HTML] Stable silicon isotopes uncover a mineralogical control on the benthic silicon cycle in the Arctic Barents Sea

JPJ Ward, KR Hendry, S Arndt, JC Faust… - … et Cosmochimica Acta, 2022 - Elsevier
Biogeochemical cycling of silicon (Si) in the Barents Sea is under considerable pressure
from physical and chemical changes, including dramatic warming and sea ice retreat …

New constraints on the physical and biological controls on the silicon isotopic composition of the Arctic Ocean

MA Brzezinski, I Closset, JL Jones… - Frontiers in Marine …, 2021 - frontiersin.org
The silicon isotope composition of silicic acid, δ30Si (OH) 4, in the deep Arctic Ocean is
anomalously heavy compared to all other deep ocean basins. To further evaluate the …