Results 31 to 40 of about 3,520,724 (372)

Crystal structure of triclopyr [PDF]

open access: yesActa Crystallographica Section E Structure Reports Online, 2014
In the title compound {systematic name: 2-[(3,5,6-trichloropyridin-2-yl)oxy]acetic acid}, the herbicide triclopyr, C7H4Cl3NO3, the asymmetric unit comprises two independent molecules in which the dihedral angles between the mean plane of the carboxylic acid group and the pyridyl ring plane are 79.3 (6) and 83.8 (5)°.
Jineun Kim   +3 more
openaire   +3 more sources

Beam-focused SH wave transducer based on YSr3(PO4)3 piezoelectric crystal for high temperature structural health monitoring

open access: yesJournal of Materiomics, 2023
Guided-wave-based structural health monitoring (SHM) technology is of great importance for real-time inspection of high-temperature structures. The fundamental shear horizontal (SH0) wave is believed to be an ideal wave mode for developing SHM systems ...
Yuehao Du   +4 more
doaj  

Nanoscale mosaicity revealed in peptide microcrystals by scanning electron nanodiffraction. [PDF]

open access: yes, 2019
Changes in lattice structure across sub-regions of protein crystals are challenging to assess when relying on whole crystal measurements. Because of this difficulty, macromolecular structure determination from protein micro and nanocrystals requires ...
Boyer, David R   +10 more
core   +3 more sources

Crystal structure of azimsulfuron [PDF]

open access: yesActa Crystallographica Section E Crystallographic Communications, 2015
The title compound {systematic name: 1-(4,6-dimethoxypyrimidin-2-yl)-3-[1-methyl-4-(2-methyl-2H-tetrazol-5-yl)pyrazol-5-ylsulfonyl]urea}, C13H16N10O5S, is a sulfonylurea herbicide. In this compound, the dihedral angles between the planes of the central pyrazole and the terminal dimethoxypyrimidine and tetrazole rings are 79.10 (8) and 17.21 (16 ...
Tae Ho Kim   +3 more
openaire   +3 more sources

Pathological crystal structures [PDF]

open access: yesActa Crystallographica Section C Structural Chemistry, 2023
Recent decades have seen enormous changes in the technology of crystal structure analysis, but the interpretation of these data still depends on human judgment, and errors are far from uncommon. Although analysing the crystallographic results with available software tools can catch many types of errors, others can be detected only by combining ...
Raymond, Kenneth, Girolami, Gregory
openaire   +2 more sources

Crystal structure of anilazine [PDF]

open access: yesActa Crystallographica Section E Structure Reports Online, 2014
The title compound [systematic name: 4,6-dichloro-N-(2-chlorophenyl)-1,3,5-triazin-2-amine], C9H5Cl3N4, is a triazine fungicide. The dihedral angle between the planes of the triazine and benzene rings is 4.04 (8)°. In the crystal, two weak C—H...N hydrogen bonds and short Cl...Cl contacts [3.4222 (4) Å] link adjacent molecules, forming two-dimensional ...
Youngeun Jeon   +3 more
openaire   +4 more sources

Electrical and Vibrational Studies of Na2K2Cu(MoO4)3

open access: yesAdvances in Materials Science and Engineering, 2017
The complex impedance of Na2K2Cu(MoO4)3 material has been investigated in the temperature range of 653–753 K and in the frequency range of 40 Hz–5 MHz.
Wassim Dridi   +2 more
doaj   +1 more source

Crystallizing the hypoplactic monoid: from quasi-Kashiwara operators to the Robinson--Schensted--Knuth-type correspondence for quasi-ribbon tableaux [PDF]

open access: yes, 2016
Crystal graphs, in the sense of Kashiwara, carry a natural monoid structure given by identifying words labelling vertices that appear in the same position of isomorphic components of the crystal.
Cain, Alan J., Malheiro, António
core   +2 more sources

Crystal structure of pyriproxyfen [PDF]

open access: yesActa Crystallographica Section E Crystallographic Communications, 2015
In the title compound {systematic name: 4-phenoxyphenyl (RS)-2-[(pyridin-2-yl)oxy]propyl ether}, C20H19NO3, which is a juvenile hormone mimic and insecticide, the dihedral angles between the plane of the central benene ring and those of the pendant pyridine ring and phenyl ring are 78.09 (6) and 82.14 (8)°, respectively. The conformation of the O—C—C—O
Hyunjin Park   +3 more
openaire   +4 more sources

A Variational Beam Model for Failure of Cellular and Truss‐Based Architected Materials

open access: yesAdvanced Engineering Materials, EarlyView., 2023
Herein, a versatile and efficient beam modeling framework is developed to predict the nonlinear response and failure of cellular, truss‐based, and woven architected materials. It enables the exploration of their design space and the optimization of their mechanical behavior in the nonlinear regime. A variational formulation of a beam model is presented
Konstantinos Karapiperis   +3 more
wiley   +1 more source

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