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Spatial distribution of strontium and neodymium isotopes in South America: a summary for provenance research
Isotopic methods have become an important tool in the study of natural processes and countless applications have proven valuable in several research...
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Overlooked riverine contributions of dissolved neodymium and hafnium to the Amazon estuary and oceans
The Amazon River accounts for 20% of global freshwater runoff and supplies vital trace metals to the Atlantic Ocean. Suspended particles within its...
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Applications of Neodymium Isotopes to Ore Deposits and Metallogenic Terranes; Using Regional Isotopic Maps and the Mineral Systems Concept
Although radiogenic isotopes historically have been used in ore genesis studies for age dating and as tracers, here we document the use of regional-...
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Stable neodymium isotopic composition of nuclear debris samples
Fission reactions result in Nd isotope decay products which alter Nd isotopic compositions measured in nuclear debris. Trinitite samples measured by...
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Energy Resolution of a Neodymium-Containing Scintillation Detector for Searching Neutrinoless Double Beta Decay of 150Nd
AbstractThe energy resolution is calculated for a neodymium-containing liquid organic scintillation detector (Nd-OS) with a volume of several liters...
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Applications of Lead Isotopes to Ore Geology, Metallogenesis and Exploration
Although lead isotopes are most commonly used to date geological events, including mineralizing events, they also can provide information on many...
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Deep-Water Circulation over the Last Two Glacial Cycles Reconstructed from Authigenic Neodymium Isotopes in the Equatorial Indian Ocean (Core HI1808-GPC04)
We reconstructed the past deep-water character of the equatorial Indian Ocean using the isotope ratio of neodymium ( ε Nd ) in the Fe–Mn coating of...
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A 47.0-kyr Record of Strontium and Neodymium Isotopes of the Lake Sediments from Dahu Swamp in East Nanling Mountains (South China): Implications for the Source of Sediments and Climatic Changes
AbstractIn this study, we used a ~47.0-kyr record of Sr–Nd isotopic data derived from lake sediments in Dahu swamp in the eastern Nanling Mountains...
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Characteristics and provenances of rare earth elements and Nd isotopes in surface sediments of mangrove wetlands in the Jiulong River Estuary, China
Rare earth elements (REEs) and Nd isotopes are frequently employed to determine provenance, although their characteristics and provenances in the...
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Neodymium isotope variations in the Flatreef on Macalacaskop, northern limb, Bushveld Complex
The origin of the recently discovered Flatreef remains debated due to the pronounced interaction of the magmatic rocks with sedimentary floor rocks,...
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Geochronology, Geochemistry, and Sr-Nd-Hf Isotopes of the Diorite Porphyrites from the Weining Beishan Area, Ningxia Hui Autonomous Region: Constraints on Their Source and Tectonic Implications
The Weining Beishan area of Ningxia Hui Autonomous Region is located at on the western edge of the Helanshan tectonic belt, which is a tectonic joint...
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Earth’s evolving geodynamic regime recorded by titanium isotopes
Earth’s mantle has a two-layered structure, with the upper and lower mantle domains separated by a seismic discontinuity at about 660 km (refs.
1 ,2 )....
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Octahedral oxide glass network in ambient pressure neodymium titanate
Rare-earth titanates form very fragile liquids that can be made into glasses with useful optical properties. We investigate the atomic structure of...
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Boron isotopes in boninites document rapid changes in slab inputs during subduction initiation
How subduction-related magmatism starts at convergent plate margins is still poorly understood. Here we show that boron isotope variations in...
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Oceanic Anoxic Event 2 triggered by Kerguelen volcanism
Large Igneous Provinces (LIPs) are associated with global warming and carbon cycle perturbations during Oceanic Anoxic Event 2 (OAE2, ~94 Ma) and the...
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‘Alexandrian’ glass confirmed by hafnium isotopes
Archaeological glass contains information about the movement of goods and ancient economies, yet our understanding of critical aspects of the ancient...
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Early Cretaceous to Middle Eocene Magmatic Evolution of Eastern Pontides: Zircon U-Pb Ages and Hf Isotopes, and Geochemical and Sr-Nd Isotopic Constraints from Multiphase Granitoids, NE Turkey
The Eastern Pontides orogenic belt (EPOB) represents a significant segment of the Alpine-Himalayan orogenic belt that evolved from the Paleozoic to...
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Modulation of the northward penetration of Antarctica intermediate waters into the eastern equatorial Indian Ocean under glacial and interglacial conditions
The Indo-Pacific warm pool is the warmest and most dynamic ocean–atmosphere-climate system on Earth and was subject to significant climate changes...
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Sr–Nd isotopes of Sabalan Volcano, NW Iran: insights into the origin of collisional adakites and geodynamic implications
Late Miocene-Quaternary adakitic rocks are widely distributed in northwestern Iran and are a key component of magmatism in the Turkish–Iranian...
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Study of Rb-Sr and Sm-Nd Isotopic Systems in Chondrules of the Sierra Gorda 009 and 013 Chondrites and Possible Mechanisms of Their Disturbance
AbstractWe conducted a first investigation of the Rb-Sr and Sm-Nd isotopic systems of chondrules from rare metal-rich chondrites: the G chondrite...
