نتایج جستجو برای: forming interaction chains between writers
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Diagnostics of the 1.5 GeV Taiwan Light Source (TLS) have been continuously upgraded since its operation started in 1993. The BPM electronics of the Taiwan Light Source (TLS) have been upgraded to Libera Brilliance in August 2008 to improve performance and functionality. Orbit feedback has also been migrated to a fast orbit feedback system to enhance orbit stability. Commercial photon BPM elect...
The title compound, C(16)H(19)N(3)O(4)S, is almost planar, with a dihedral angle of 2.88 (9)° between the mean planes of the benzene and thia-zole rings. The mol-ecule adopts an E conformation about the two C=N bonds, with a C-N-N-C torsion angle of -177.01 (11)°. An intra-molecular C-H⋯O hydrogen bond exists between a thia-zole methyl group and the formic acid ethyl ester carbonyl O atom. In t...
Collagen IV is a family of 6 chains (α1-α6), that form triple-helical protomers that assemble into supramolecular networks. Two distinct networks with chain compositions of α121 and α345 have been established. These oligomerize into separate α121 and α345 networks by a homotypic interaction through their trimeric noncollagenous (NC1) domains, forming α121 and α345 NC1 hexamers, respectively. Th...
In the title compound, C10H9NO3, the dihedral angle between the benzene and pyrrolidine rings is 53.9 (1)°. In the crystal, mol-ecules are linked through strong O-H⋯O hydrogen bonds into zigzag C(8) chains running along [010]. The chains are linked by C-H⋯π inter-actions forming sheets lying parallel to (100).
The title compound, C(12)H(17)NO(3), adopts a folded conformation with a C-C(NH(2))-C(=O)-O torsion angle of -95.9 (2)°. In the crystal, mol-ecules are linked by an O-H⋯N hydrogen bond, forming helical chains along the b-axis direction. Weak N-H⋯O and C-H⋯O hydrogen bonds are observed between the chains.
In the title compound, C16H22N2O, the azepan-2-one ring adopts a chair conformation, while the 1,2,3,4-tetra-hydro-pyridine ring adopts a half-chair conformation. In the crystal, mol-ecules are linked by N-H⋯O hydrogen bonds, forming supra-molecular chains propagated along [10-1], with weak C-H⋯O inter-actions occurring between the chains.
The title compound, C14H10Cl2N2O·H2O, has a nearly planar extended conformation [C-N-N-C = -173.66 (15)°]. The dihedral angle between the aromatic rings is 4.6 (2)°. The water mol-ecules alternate with benzohydrazide mol-ecules in chains formed by O-H⋯O hydrogen bonds which run parallel to the a axis. These chains are linked to neighboring chains through N-H⋯O and C-H⋯O inter-actions, forming a...
the purpose of this study was to investigate the effect of task repetition on accuracy of iranian efl learners ’speaking ability. in order to achieve this purpose, a null hypothesis was developed: there is no statistically significant difference between accuracy speaking ability in iranian efl learners by use of task repetition. ; of course i should mention that, beside this null hypothesis, an...
In the title compound, C(9)H(11)NO(2), the dihedral angle between the amide group and the benzene ring is 10.6 (1)°. In the crystal, mol-ecules are connected via N-H⋯O hydrogen bonds, supported by a C-H⋯O contact, forming chains along b. These chains are linked by C-H⋯π inter-actions to give a three-dimensional network.
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