نتایج جستجو برای: dysprosium alloy

تعداد نتایج: 53033  

2010
Hongyang Wei Jinfang Zhang Chi Zhang

Hexa-methyl-phospho-ramide (hmp), tetra-thio-tungstate, silver sulfide and dysprosium nitrate were self-assembled, forming an anionic [AgWS(4)](n) (n) (-) chain in the title compound, {[Dy(NO(3))(2)(C(6)H(18)N(3)OP)(4)][AgWS(4)]}(n). The central Dy atom in the cation is coordinated by eight O atoms from two didentate nitrate and four hmp ligands, giving rise to a distorted square anti-prismatic...

2016
Yanhua Lan Andrea Magri Olaf Fuhr Mario Ruben

The phenalenyl-based dysprosium complexes [Dy(PLN)2(HPLN)Cl(EtOH)] (1), [Dy(PLN)3(HPLN)]·[Dy(PLN)3(EtOH)]·2EtOH (2) and [Dy(PLN)3(H2O)2]·H2O (3), HPLN being 9-hydroxy-1H-phenalen-1-one, have been synthesized. All compounds were fully characterized by means of single crystal X-ray analysis, paramagnetic (1)H NMR, MALDI-TOF mass spectrometry, UV-vis spectrophotometry and magnetic measurements. Bo...

2001
R. Siddharthan B. S. Shastry A. P. Ramirez

We take another look at two compounds which have been discussed as possible realizations of ‘‘spin ice,’’ namely holmium titanate and dysprosium titanate. As we have earlier observed, holmium titanate does not display icelike behavior at low temperatures because the long-ranged dipolar interactions between spins are strong compared to the nearest-neighbor interactions. We show, exactly, that th...

Journal: :Physical review letters 2013
Sarang Gopalakrishnan Ivar Martin Eugene A Demler

We study quasi-two-dimensional dipolar Bose gases in which the bosons experience a Rashba spin-orbit coupling. We show that the degenerate dispersion minimum due to the spin-orbit coupling, combined with the long-range dipolar interaction, can stabilize a number of quantum crystalline and quasicrystalline ground states. Coupling the bosons to a fermionic species can further stabilize these phas...

2012
Volodymyr Levytskyy Volodymyr Babizhetskyy Bohdan Kotur Volodymyr Smetana

The crystal structure of the title compound, DyNi(3), was redetermined from single-crystal X-ray diffraction data. In comparison with previous studies based on powder X-ray diffraction data [Lemaire & Paccard (1969 ▶). Bull. Soc. Fr. Minéral. Cristallogr.92, 9-16; Tsai et al. (1974 ▶). J. Appl. Phys.45, 3582-3586], the present redetermination revealed refined coordinates and anisotropic displac...

Journal: :The Review of scientific instruments 2011
P C K Vesborg I Chorkendorff T Brock-Nannestad J R Dethlefsen J Bendix

The emission spectrum of mercury has a notable line at about 365 nm under both low and medium-high pressure conditions. A simple filter based on a solution of dysprosium ions, Dy(3+), is shown to be very useful for applications of Hg-light sources where this line is unwanted. The presented filter is cheap, robust, and stable towards degradation or bleaching - even under intense irradiation. The...

2009
Yong Qian Chunyan Wang Bin Huang

In this letter, we report that dysprosium is an effective catalyst for single-walled carbon nanotubes (SWNTs) growth via a chemical vapor deposition (CVD) process for the first time. Horizontally superlong well-oriented SWNT arrays on SiO2/Si wafer can be fabricated by EtOH-CVD under suitable conditions. The structure and properties are characterized by scanning electron microscopy, transition ...

2018
Constantinos Makrides Ming Li Eite Tiesinga Svetlana Kotochigova

Ergodic quantum systems are often quite alike, whereas nonergodic, fractal systems are unique and display characteristic properties. We explore one of these fractal systems, weakly bound dysprosium lanthanide molecules, in an external magnetic field. As recently shown, colliding ultracold magnetic dysprosium atoms display a soft chaotic behavior with a small degree of disorder. We broaden this ...

2011
Jin-Bei Shen Jia-Lu Liu Guo-Liang Zhao

In the centrosymmetric binuclear title complex, [Pr(2)(C(9)H(9)O(3))(6)(C(12)H(8)N(2))(2)], the two Pr(III) ions are linked by four 2-phen-oxy-propionate (L) groups through their bi- and tridentate bridging modes. Each Pr(III) ion is nine-coordinated by one 1,10-phenanthroline mol-ecule, one bidentate carboxyl-ate group and four bridging carboxyl-ate groups in a distorted PrN(2)O(7) monocapped ...

Journal: :Physical Review A 2010

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