نتایج جستجو برای: dysprosium alloy
تعداد نتایج: 53033 فیلتر نتایج به سال:
Assembly of dysprosium(iii) salts with versatile hydrazone H3L affords a variety molecular magnetic compounds from mononuclear, dinuclear, grid-like tetranuclear to linear 1D chain.
The influence of the solvent in reaction dysprosium(III) chloride hydrate with N3O2 ligand H2L (2,6-bis(2-hydroxyphenyliminomethyl)pyridine) was studied To this end, new mononuclear complex [Dy(L)Cl(H2O)2] (1) isolated absolute ethanol as solvent, without any evidence hydrolysis ligand. This clearly contrasts previous results, where a similar methanol proceeds partial Schiff base, and formation...
Two new sandwich-type lanthanide complexes with the general formula [(Pc)2Ln3(L)(OAc)(OCH3)2] (Ln(3+) = Dy(3+) () and Er(3+) ()) were successfully synthesized and structurally characterized based on closed-macrocyclic Schiff base and phthalocyanine molecules. The magnetic properties and structure-property relationship in this multi-decker system were investigated. Interestingly, the correspondi...
A dysprosium based single-ion magnet is synthesized and characterized by the angular dependence of the single-crystal magnetic susceptibility. Ab initio and effective electrostatic analyses are performed using the molecular structures determined from single crystal X-ray diffraction at 20 K, 100 K and 300 K. Contrary to the common assumption, the results reveal that the structural thermal effec...
Rare earth ions play an important role in modern technology as optically active elements in solid-state luminescent materials. In many of these materials, interactions between the electronic band states of the host crystal and the rare earth ion’s localized 4f and 4f 5d states influence the optical properties of materials. This paper reports the mechanoluminescence (ML) induced by impulsive exc...
Trivalent lanthanide cations are suitable probes for Ca2+-binding sites in photosystem II (PS II). PS II membranes prepared from Nicoticinci tabacum, intact and depleted of the extrinsic polypeptides were exposed to lanthanide ions (D y3+ and Eu3+). Small concen trations of dysprosium and europium ions enhance oxygen evolution under short saturating flashes. Higher concentrations of the rare e...
Rare-earth elements like neodymium, terbium and dysprosium are crucial to the performance of permanent magnets used in various green-energy technologies hybrid or electric cars. To address supply risk those elements, we applied machine-learning techniques design magnetic materials with reduced neodymium content without dysprosium. However, magnet intended be motors should preserved. We develope...
Submitted for the MAR14 Meeting of The American Physical Society Synthetic gauge fields in quantum gases of dysprosium1 HUI ZHAI, Institute for Advanced Study, Tsinghua University, BENJAMIN LEV, Stanford University — To the toolbox of quantum gas-based many-body physics, highly magnetic atoms offer large, possibly non-perturbative, long-range dipolar interactions concomitant with extraordinaril...
Nd3+ or Dy3+ salts and borohydride form redox-active [Ln(BH4)4]− complexes that enable room-temperature electrodeposition of neodymium- dysprosium-containing layers from organic electrolytes.
Model transformations are one of the core artifacts of a model-driven engineering approach. The relational logic language Alloy has been used in the past to verify properties of model transformations. In this paper we introduce the concept of functional Alloy modules. In essence a functional Alloy module can be viewed as an Alloy module representing a model transformation. We describe a sublang...
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