Solar neon dissolution into an ultramafic
Jun 12, 2025 · The solar-like neon isotopic signature of the mantle suggests the presence of a primitive reservoir. Its origin remains a puzzle, though
Vitrification of urban soil contamination by hexavalent
Mar 1, 2017 · The final vitrified or glassy products of silicate composition lead to a glass ceramic material that is environmentally very stable, showing high chemical and mechanical stability
Biogeochemical cycle of chromium isotopes at the modern
May 20, 2020 · Biogeochemical cycle of chromium isotopes at the modern Earth''s surface and its applications as a paleo-environment proxy
International Journal of Minerals, Metallurgy
These findings align with known geochemical behavior and provide valuable insights for reagent optimization and process efficiency in leaching
Stepwise Identification of Geochemical
Jul 3, 2025 · Sediment physical and chemical properties play major roles in controlling geochemical processes in groundwater. This study focuses on
Chromium Doped Glasses for Photonic Applications: A Brief
Dec 28, 2022 · A summary of advantages of glass-based chromium doped optical fibers are mentioned with a standpoint of fabrication methods. The discussion continues with the
Geochemical conditions regulating chromium preservation in
Mar 6, 2023 · In the marine sediment record, concentrations and isotope ratios of chromium (Cr) can be used to reconstruct ocean biogeochemical conditions. These reconstructions rely on a
Chromium isotope evidence in ejecta deposits for the nature
Feb 15, 2017 · Non-mass dependent chromium isotopic signatures have been successfully used to determine the presence and identification of extra-terrestrial materials in terrestrial impact
Mobility of chromium in high-temperature crustal and
Jan 12, 2022 · Theoretical approaches To calculate the solubility of Cr in deep Earth fluids, we need the equilibrium constants of reactions involving Cr-minerals and Cr aqueous species.
Early solar system chronology from short-lived chronometers
Sep 1, 2023 · A number of short-lived radionuclides were extant at the beginning of the solar system. Their existence has been documented through excesses in daughter isotopes in
Chromium Isotope Geochemistry | Nature Research
Jul 3, 2025 · This field encompasses studies that decipher chromium cycling in soils, rivers, marine settings and igneous rocks, thereby elucidating both tectonic and climatic evolution
Environmental Biochemistry of Chromium | SpringerLink
Chromium (Cr) was first discovered in Siberian red lead ore (crocoite) in 1798 by the French chemist, Vauquelin. Named for the bright colors of its compounds, Cr has since found an
Vitrification of urban soil contamination by hexavalent chromium,
Jul 1, 2016 · Request PDF | Vitrification of urban soil contamination by hexavalent chromium, | This research describes the characteristics, formation mechanisms, and leaching of Cr6+
The Zhamanshin impact structure, Kazakhstan: A comparative geochemical
Jan 1, 2020 · Precursor lithologies of the impact glasses The geochemical similarity between the clay samples and irghizites show that the clays most likely are a major contributor to the
Stepwise Identification of Geochemical Processes and
Jul 3, 2025 · Sediment physical and chemical properties play major roles in controlling geochemical processes in groundwater. This study focuses on the fate and transport of Cr (VI)
Chromium Doped Glasses for Photonic
Dec 28, 2022 · A summary of advantages of glass-based chromium doped optical fibers are mentioned with a standpoint of fabrication methods. The
Toxicity assessment and geochemical model of chromium
Supporting: 1, Mentioning: 12 - Toxicity assessment and geochemical model of chromium leaching from AOD slag - Liu, Bao, Li, Junguo, Zeng, Yanan, Wang, Ziming
Chromium Isotope Geochemistry
Chromium-54 anomalies are thought to result from nucleosynthetic heterogeneities (incomplete mixing of nuclides from different nucleosynthetic sources) in the solar nebula; e.g., Qin et al.
(PDF) Glass Application in Solar Energy Technology
May 3, 2025 · This chapter examines the fundamental role of glass materials in photovoltaic (PV) technologies, emphasizing their structural, optical, and spectral conversion properties that
The Global Biogeochemical Cycle of Chromium at the Earth''s
May 29, 2025 · The biogeochemistry of Cr and its cycling in Earth''s surface environments is reviewed. A synthesis and critical evaluation of the major processes controlling Cr mobility and
Geochemical Mobility of Elements in Antarctic Environments
We verified that the rock texture, particularly rich in volcanic glass, plays a major role in geochemical mobility, with permafrost delimiting the impact of hydrothermal activity by
High precision Al-Mg dating of NWA 15118 challenges a
4 days ago · A lunar-like magma ocean model has been proposed for the asteroid 4 Vesta, where a global primary anorthositic crust formed from buoyant plagioclase floating above
Evaluating chromite ore deposits: An integrated magnetic
Sep 1, 2025 · The geochemical distribution of chromium is consistent with its behavior as a trace element, typically associated with ultramafic rocks of the Jijal Complex. Manganese,
Solar Photovoltaic Glass: Classification and
Jun 26, 2024 · Demand for solar photovoltaic glass has surged with the growing interest in green energy. This article explores ultra-thin, surface
The lunar geochemistry of chromium and vanadium
Crystal/liquid partition coefficients for Cr, V, Mn, and Fe have been determined experimentally between olivine, orthopyroxene, clinopyroxene and silicate melt possesing the composition of
Long-term leaching characterization and geochemical
Dec 9, 2019 · The long-term leaching toxicity of chromium from the AOD slag was noticeable. Besides, a long-term geochemical model was built with PHREEQC software to assess the
Glass and Coatings on Glass for Solar Applications
We then turn to glass and coated glass applications for thin-film photovoltaics, specifically transparent conductive coatings and the advantages of highly resistive transparent layers.
Solar Glass & Mirrors, Photovoltaics | Solar Energy
Solar glass is used for protection and as mirror. For solar applications, transmission and reflection characteristics, mechanical strength and weight are of particular importance.