نتایج جستجو برای: axial configuration

تعداد نتایج: 174077  

1997
V. Murariu N. Rezlescu V. Badescu

In this work the influence of solid particles concentration from suspension on the buildup evolution for a single wire from a magnetic filter working in axial configuration is presented. The buildup differential equations are solved and the surface contour of the buildup at different moments is obtained. It is evidenced the existence of a suspension concentration for which the radial deposit ex...

2012
Klaus Harms M. Saeed Abaee Mohammad M. Mojtahedi A. Wahid Mesbah

In the title compound, C(22)H(21)NOS, the thio-pyran-one ring adopts a chair-like conformation with the substituent in the axial position. The relative configuration of the racemic compound is 3R,7S according to the numbering scheme used in this publication. In the crystal packing, centrosymmetric dimers are built up via N-H⋯O hydrogen bonds, with graph set R(2) (2)(8).

2009
Nadia Chaker Ibrahim Ben Salah Souhir Tounsi Rafik Neji

This paper deals with the design of high power – low dimensions axial-flux permanent-magnet motor intended for traction application. First, two motor configurations are analytically designed and compared using finite element calculation. Then, the configuration yielding the best performances is integrated and modelled with the whole traction chain under MATLAB/SIMULINK environment in order to d...

Journal: :Chemical communications 2012
Takanori Suzuki Hitomi Tamaoki Kazuhisa Wada Ryo Katoono Tatsuo Nehira Hidetoshi Kawai Kenshu Fujiwara

The ratio of the easily interconverting rotational isomers of biphenyl-2,2'-diylbis[bis(4-dimethylaminophenyl)methylium] (R)/(S)-1a(2+) can be biased to prefer an R configuration upon 1:1 complexation with γ-cyclodextrin in water. Through the reaction with Na(2)S, the preference of 1a(2+)@γ-CyD for an axial chirality of R can be fixed as the M-helicity of dihydrothiepin 2.

Journal: :Scientia Iranica 2023

In the current research, numerical analysis was used to investigate flow behavior through axial jet-pump with various mixing chamber configurations (straight pipe and straight pipe-diffuser-straight pipe) in presence of inlet swirling its influence on pump performance. The effects introducing suction motive line, are numerically investigated. optimum swirl angle is found be 45o which yields max...

2003
F. Kleefeld

By comparing SU(3)-breaking scales of linear mass formulae, it is shown that the lowest vector, axial-vector, and scalar mesons all have a q̄q configuration, while the ground-state octet and decuplet baryons are qqq. Also, the quark-level linear σ model is employed to predict similar q̄q and qqq states. Finally, the approximate mass degeneracy of the scalar a0(980) and f0(980) mesons is demonstra...

Journal: :Philosophical transactions. Series A, Mathematical, physical, and engineering sciences 2009
Paolo Biscari Gaetano Napoli

We study the equilibrium shapes of a lipid membrane, attached to a fixed circular substrate. We show how the weakening of the boundary conditions is able to break the axial symmetry of the optimal equilibrium configuration. We derive the critical threshold of the symmetry-breaking transition, and obtain the analytical expression of the free-energy minimizers in the quasi-planar approximation. M...

Journal: :Optics letters 1994
S T Yang R C Eckardt R L Byer

We report high-power and single-frequency operation of a continuous-wave singly resonant potassium titanyl phosphate (KTiOPO(4)) optical parametric oscillator in a ring-cavity configuration. The ring singly resonant optical parametric oscillator threshold is 4.3 W. When the oscillator is pumped by 6.7 W of 532-nm radiation from an 11.2-W single-frequency resonantly doubled Nd:YAG laser, 1.9 W o...

2009
Amel Djedouani Sihem Boufas Abderrahmen Bendaas Magali Allain Gilles Bouet

In the title compound, [Ni(C(8)H(7)O(4))(2){(CH(3))(2)SO}(2)], the Ni(II) atom is located on a crystallographic centre of symmetry and has a distorted octa-hedral coordination geometry of type MO(6). The bidentate dehydro-acetic acid (DHA) ligands occupy the equatorial plane of the complex in a trans configuration, and the dimethyl sulfoxide (DMSO) ligands are weakly coordinated through their O...

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