Results 71 to 80 of about 2,779,559 (215)
Historical Crisis and Cosmic Crisis in Mark 13 and Lucan's _Civil War_
This article suggests that the association of the fall of Jerusalem and the consummation of the age in Mark 13 finds a parallel in the linkage of the collapse of the Roman Republic and the collapse of the cosmos in Lucan’s Civil War.
Edward Adams
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Hydraulic actuator mechanism to control aircraft spoiler movements through dual input commands [PDF]
An aircraft flight spoiler control mechanism is described. The invention enables the conventional, primary spoiler control system to retain its operational characteristics while accommodating a secondary input controlled by a conventional computer system
Irick, S. C.
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People have been paying attention to the role of atoms' complex internal level structures in the research of electromagnetically induced transparency (EIT) for a long time, where the various degenerate Zeeman levels usually generate complex linkage ...
Chen, Ping-Xing +3 more
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Crystal structure of (E)-4-{2-[4-(allyloxy)phenyl]diazenyl}benzoic acid
The title compound, C16H14N2O3, has an E conformation about the azobenzene [—N=N– = 1.2481 (16) Å] linkage. The benzene rings are almost coplanar [dihedral angle = 1.36 (7)°]. The O atoms of the carboxylic acid group are disordered over two sets of sites
Md. Lutfor Rahman +4 more
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Background Tobacco use and alcohol abuse are associated with higher risk of tuberculosis (TB) infection, progression to active TB and adverse treatment outcomes among patients with TB.
Nagendra Navya +6 more
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Improving machine dynamics via geometry optimization
The central thesis of this paper is that the dynamic performance of machinery can be improved dramatically in certain cases through a systematic and meticulous evolutionary algorithm search through the space of all structural geometries permitted by ...
Sobester, Andras +2 more
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Elastodynamic Effects of Mass-Balancing: Experimental Investigation of a Four-Bar Linkage
This paper deals with static balancing of closed-loop mechanisms. The long-term goal of the research is enhancing the performance of parallel robots by means of effective static balancing strategies that take into account the system dynamic behaviour. In
Alberto Martini +2 more
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RbZnFe(PO4)2: synthesis and crystal structure
A new iron phosphate, rubidium zinc iron(III) phosphate, RbZnFe(PO4)2, has been synthesized as single crystals by the flux method. This compound is isostructural to the previously reported KCoAl(PO4)2 [Chen et al. (1997). Acta Cryst. C53,1754–1756].
Abdessalem Badri, Mongi Ben Amara
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Methods of Hierarchical Clustering [PDF]
We survey agglomerative hierarchical clustering algorithms and discuss efficient implementations that are available in R and other software environments. We look at hierarchical self-organizing maps, and mixture models.
Contreras, Pedro, Murtagh, Fionn
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Research of the Linkage Point Trajectory Curvature and Design of the Related Mechanism
The linkage point trajectory curvature theory on the existing literature is summarized and improved. Another method determining the linkage point trajectory curvature center by the absolute and relative instantaneous center is working out.
Wang Yundi +3 more
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