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Constructing a Low–Cost Si–NSs@C/NG Composite by a Ball …

2.1. Synthesis and Microstructure Characterization. The morphology and microstructures of samples are shown in Figure 1.Obviously, Si–NSs show a typical nanosheet morphology (Figure 1 a) with a thickness of approximately 75~85 nm and the lateral size concentrated at 126 nm ().Figure 1 b exhibits the SEM image of NG …


Enhanced U-Pb detrital zircon, Lu-Hf zircon, δ18O zircon, …

All databases are compilations of published data. Source data were found by searching Google Scholar using keywords such as detrital zircon, U-Pb, Lu-Hf, whole …


Official Site of the Alabama National Guard

AL-ARNG continues to provide for the Army Aviation enterprise. LTC Seth Swartz, director of MEDEVAC Product Office at Redstone Arsenal, visited AASF#1 to present SSG Jesse Brown and SPC Alexander Rodriguez of Det 2, C/1-111 th GSAB (AA) and SPC Beau Clark (Not pictured) of D/1-131 st AVN REGT with a coin and certificate of appreciation for ...


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Zircon U–Pb ages and geochemistry of the late Archaean …

Zircon U–Pb ages and geochemistry of the late Archaean granitoids in the Zanhuang Complex: Records of an arc–continent collision event at the end of Archaean …


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Refining granite generation by interrogation of zircon and …

Previous zircon geochronological data revealed that the Laojunshan pluton was emplaced in the Late Mesozoic with a large U Pb age range of 124–105 Ma (Li et al., 2012a; Han …


GP-zones in Al–Zn–Mg alloys and their role in artificial aging

Patterns associated with GP(II)-zones are shown in Fig. 3(b), [112] Al, and Fig. 3(c) [111] Al projections. In Fig. 3(c) strong diffuse spots appear slightly outside {422}/3 Al positions. The spots are frequently of complicated shape. In Fig. 4(a), sets of three spots are seen around the {422}/3 Al positions, elongated in three different <110> directions; …


Home | North Dakota National Guard

Saturday, July 15, 2023. Bismarck, ND. - Three officers with the Fargo Police Department were shot during an on-duty incident on Friday, July 14. Officer Andrew Dotas, who was injured during the incident, and Zach Robinson, who was involved but uninjured, are both master sergeants with the North Dakota Air National Guard's Fargo-based 119th Wing.


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Int e rna t i ona l C onfe re nc e on T he E nha nc e d Sa …

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Zircon U–Pb ages, geochemistry, Sr–Nd–Hf isotopic …

Zircon U–Pb ages, geochemistry, Sr–Nd–Hf isotopic compositions, and geological implications of the Shaziling pluton in the Nanling Orogenic Belt, southern …


Grain boundary diffusion efficiency of sintered Nd-Fe-B magnets by Al

The alloys with nominal composition Nd 22.4 Pr 7 Ho 1 Fe bal B 0.96 Co 1.2 Cu 0.15 Ga 0.15 Zr 0.08 (wt%) were fabricated by strip casting technique to obtain flakes. The Nd-Fe-B powder of ∼ 3 µm was obtained by hydrogen decrepitation and jet milling. The subsequent process flow is shown in Fig. 1.The Al, Sn and Zn powders with a particle …


Crustal rejuvenation stabilised Earth's first cratons | Nature

Previous studies have noted the similarity of these zircon-Hf isotope–time arrays to those produced in modern convergent margin systems 34,35 and suggested …


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(PDF) Synthesis and characterization of iron-doped

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Fabrication and mechanical properties of CNT/Al composites …

Flat products of carbon nanotubes (CNTs) reinforced Al matrix composites were fabricated using flake powder metallurgy via shift-speed ball milling and hot-rolling. The evolution of CNTs during preparation and the final distribution in the Al matrix were investigated, and the effect of CNT content on mechanical properties were discussed. …


Synergistic effect of well-defined dual sites …

Herein, we construct a novel electrocatalyst with Fe–Co dual sites embedded in N-doped carbon nanotubes ((Fe,Co)/CNT), which exhibits inimitable advantages towards the oxygen reduction reaction. …


Highly efficient near ultraviolet organic light-emitting diode …

A novel near ultraviolet (NUV) emitter with a meta-linked donor–acceptor (D–A) structure between triphenylamine (TPA) and phenanthroimidazole (PPI), mTPA–PPI, was designed and synthesized. This molecular design is expected to resolve the conflict between the non-red-shifted emission and the introduction of a


Geochronology, Geochemistry, Whole Rock Sr‐Nd and …

Geochronology, Geochemistry, Whole Rock Sr‐Nd and Zircon Hf‐O Isotopes of the Early Neoproterozoic Volcanic Rocks in Jiangshan, Eastern Part of the Jiangnan …


Job Announcements

A Federal Military Technician (dual status) is a Federal civilian employee who is employed under section 709 (b) of title 32. Technicians are required as a condition of that employment to maintain membership in the Alabama National Guard. Military Technicians are assigned to a civilian position as a technician in the administration and training ...


Subve r t i ng G e nd e r N o r ms i n Ro b o t -H uma n I …

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