A review of the stable isotope bio-geochemistry of the global silicon cycle and its associated trace elements
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 …
nutrient in the ocean. The global Si cycle plays a critical role in regulating primary …
Probing surface Earth reactive silica cycling using stable Si isotopes: Mass balance, fluxes, and deep time implications
Geological reservoir δ30Si values have increasingly been applied as paleoclimate and
paleoproductivity proxies. Many of these applications rely on the assumption that the surface …
paleoproductivity proxies. Many of these applications rely on the assumption that the surface …
Species-dependent silicon isotope fractionation by marine diatoms
Fractionation of silicon (Si) isotopes was measured in seven species (nine strains) of polar
and sub-polar marine diatoms grown in semi-continuous unialgal cultures under optimal …
and sub-polar marine diatoms grown in semi-continuous unialgal cultures under optimal …
[HTML][HTML] Diatom silicon isotope ratios in Quaternary research: Where do we stand?
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 …
as a proxy for past and present biogeochemical cycling in both marine and lacustrine …
[HTML][HTML] Diatom silicon isotopes as a proxy for silicic acid utilisation: A Southern Ocean core top calibration
Despite a growing body of work that uses diatom δ30Si to reconstruct past changes in silicic
acid utilisation, few studies have focused on calibrating core top data with modern …
acid utilisation, few studies have focused on calibrating core top data with modern …
New constraints on the physical and biological controls on the silicon isotopic composition of the Arctic Ocean
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 …
anomalously heavy compared to all other deep ocean basins. To further evaluate the …
The influence of water mass mixing on the dissolved Si isotope composition in the Eastern Equatorial Pacific
Silicon isotopes are a powerful tool to investigate the cycling of dissolved silicon (Si). In this
study the distribution of the Si isotope composition of dissolved silicic acid (δ 30 Si (OH) 4) …
study the distribution of the Si isotope composition of dissolved silicic acid (δ 30 Si (OH) 4) …
The silicon isotope composition of Ethmodiscus rex laminated diatom mats from the tropical West Pacific: Implications for silicate cycling during the Last Glacial …
The cause of massive blooms of Ethmodiscus rex laminated diatom mats (LDMs) in the
eastern Philippine Sea (EPS) during the Last Glacial Maximum (LGM) remains uncertain. In …
eastern Philippine Sea (EPS) during the Last Glacial Maximum (LGM) remains uncertain. In …
Enrichment of dissolved silica in the deep equatorial Pacific during the Eocene‐Oligocene
Silicon isotope ratios (expressed as δ30Si) in marine microfossils can provide insights into
silica cycling over geologic time. Here we used δ30Si of sponge spicules and radiolarian …
silica cycling over geologic time. Here we used δ30Si of sponge spicules and radiolarian …
Deconvolving the controls on the deep ocean's silicon stable isotope distribution
We trace the marine biogeochemical silicon (Si) cycle using the stable isotope composition
of Si dissolved in seawater (expressed as δ 30 Si). Open ocean δ 30 Si observations …
of Si dissolved in seawater (expressed as δ 30 Si). Open ocean δ 30 Si observations …