Results 151 to 160 of about 311,267 (287)

Uran-leadium age by zirkon of Kapitanivskyi massif (Middle Pobuzhzhia, Ukrainian Shild)

open access: yesМінеральні ресурси України, 2017
The deposits of silica nickel and chromium are associated with the ultra-basic intrusions of the Kapitanivsko-Derenyukhinsky complex, common in the Middle Pobuzhzhіa. According to the current correlation chronostratigraphic scheme of the Ukrainian shield,
L. M. Stepanyuk   +4 more
doaj  

Notable Impact of Paleotectonic Stress on Gold Mineralisation in the West Qinling Orogen

open access: yesGeological Journal, EarlyView.
By applying fuzzy clustering and multiple inverse methods, we systematically processed the data of vein and fault slip in this ore deposit to reveal the transition of orogenic geological environment and paleotectonic stress field. Our research results show two different stress states: the northwest–southeast extensional stress field and the northeast ...
Hongyan Wang   +3 more
wiley   +1 more source

Interplay Between Green Investment and Market Price Premia in Global Shipping

open access: yesInternational Journal of Finance &Economics, EarlyView.
ABSTRACT Existing research emphasises that the driver of green investment is its future profitability. This paper shows that other investors' decisions also influence green investment. We take the example of scrubber installation in shipping, which is optional by regulation but has an established market for trading its underlying asset.
Yao Shi   +4 more
wiley   +1 more source

Aquatic moss precipitates metals in the presence of a specific endophytic microbiome

open access: yesiMetaOmics, EarlyView.
Harnessing moss–microbe interactions for metal removal. Schematic representation of aquatic moss Warnstorfia fluitans and its microbial symbionts in the remediation of metal‐contaminated waters. Amplicon sequencing and advanced microscopy revealed microbial community composition and role of moss symbionts in metal accumulation within the moss tissues ...
Kaisa Lehosmaa   +15 more
wiley   +1 more source

Ore‐Type Conditions for Existence of a Jellyfish in a Graph

open access: yesJournal of Graph Theory, EarlyView.
ABSTRACT The famous Dirac's theorem states that for each n ≥ 3 $n\ge 3$ every n $n$‐vertex graph G $G$ with minimum degree δ ( G ) ≥ n / 2 $\delta (G)\ge n/2$ has a Hamiltonian cycle. When δ ( G ) < n / 2 $\delta (G)\lt n/2$, this cannot be guaranteed, but the existence of some other specific subgraphs can be provided.
Jaehoon Kim   +2 more
wiley   +1 more source

Borax Promotes Fertility of Brassica napus Better Than Other Boron Species at Suboptimal Supply

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
ABSTRACT Background Continuous and sufficient boron (B) supply is essential for achieving maximum yield in Brassica napus. Increasing incidences of environmental water limitation are linked to reduced plant B availability and increased B deficiencies.
Jiline B. Tölle   +2 more
wiley   +1 more source

Exothermic Effects and Viscosity of Oxide Melts Formed During High-Temperature Reduction of Cr-Mn Ore Systems. [PDF]

open access: yesMolecules
Makhambetov Y   +10 more
europepmc   +1 more source

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