搜索结果: 1-15 共查到“理学 Crystal structure”相关记录97条 . 查询时间(0.062 秒)
Crystal Structure and Photodynamic Behavior of the Blue-emission Variant Y66H/Y145F of Green Fluorescent Protein
Animals Biological Transport Crystallography, X-Ray Green Fluorescent Proteins Hydrogen-Ion Concentration Luminescent Proteins Luminescent Proteins Luminescent Proteins Mutation Peptides Protein Folding Protons Scyphozoa Spectrometry,Fluorescence tructure-Activity Relationship Titrimetry
2016/5/23
The crystal structure of a blue emission variant (Y66H/Y145F) of the Aequorea victoria green fluorescent protein has been determined by molecular replacement and the model refined. The crystallographi...
X-ray Crystal Structure of a Mutant Recombinant Human Myoglobin at 2.8Å Resolution
Humans Myoglobin Recombinant Proteins X-Ray Diffraction Protein Conformation Mutation Molecular Structure
2016/5/23
We have grown crystals in trigonal space group P 3 2 21 of a mutant human myoglobin, aquomet form, in which lysine at position 45 has been replaced by arginine and cysteine at position 110 has been re...
Role of chemical potential in relaxation of faceted crystal structure
chemical potential relaxation faceted crystal structure
2015/10/16
Below the roughening transition, crystal surfaces have macroscopic plateaus, facets, whose evolution is driven by the microscale dynamics of steps. A long-standing puzzle was how to reconcile discrete...
Longstanding bottleneck in crystal structure prediction solved
Longstanding bottleneck crystal structure prediction solved
2014/10/9
The various patterns that atoms of a solid material can adopt, called crystal structures, can have a huge impact on its properties. Being able to accurately predict the most stable crystal structure f...
Crystal structure refinement of a sepiolite/indigo Maya Blue pigment using molecular modelling and synchrotron diffraction
sepiolite indigo Maya Blue pigment molecular mechanics Rietveld method
2011/11/7
Maya Blue is an artificial pigment used in Pre-Columbian America, renowned for its chemical stability. The pigment can be considered a precursor of modern inclusion compounds as a hosting microporous ...
Synthesis, crystal structure, and antioxidant properties of novel 1,2,4-triazol-5-ones containing 3,4-dimethoxyphenyl and 3,4-dihydroxyphenyl moiety
Synthesis 1,2,4-triazole-3-one antioxidant activity X-ray
2011/4/6
A series of new 4-(3,4-dimethoxyphenethyl)-5-akyl/aryl-2H- 1,2,4-triazol-3(4H)-ones (3a-g) was obtained by the reaction of ethyl 2-(ethoxy)(alkylidene/arylidene)hydrazinecarboxylate (1) and 2-(3,4-dim...
Direct correlation of crystal structure and optical properties in wurtzite/zinc-blende GaAs nanowire heterostructures
Direct correlation of crystal structure optical properties
2010/11/25
A novel method for the direct correlation at the nanoscale of structural and optical properties
of single GaAs nanowires is reported. Nanowires consisting of 100% wurtzite and nanowires presenting zi...
Synthesis and crystal structure of a novel multimodal ligand, 6,6'-bis(2-(di(pyridin-2-yl)methylene)-1-methylhydrazinyl)-2,2'-bipyridine, and its copper(I) complex, {[Cu3L2](PF6)3° 3H2O} (1)
dipyridyl ketone metal complexes N-donor ligands
2010/12/3
The single crystal X-ray structure of the novel multimodal ligand 6,6'-bis(2-(di(pyridin-2-yl)methylene)-1-methylhydrazinyl)-2,2'-bipyridine, C34H28N10 (L), was determined at 120 (2) K. The ligand pos...
Synthesis, spectroscopic characterization, mass spectrometry, and crystal structure of N-{[(4-bromophenyl)amino]carbonothioyl}benzamide
Thiourea derivative X-ray structure determination mass fragmentation
2010/12/3
N-{[(4-bromophenyl)amino]carbonothioyl}benzamide was synthesized and characterized by IR, 1H- and 13C-NMR, mass spectrometry, and elemental analysis. The crystal structure was determined from single c...
Synthesis and crystal structure of a novel multimodal ligand, 6,6'-bis(2-(di(pyridin-2-yl)methylene)-1-methylhydrazinyl)-2,2'-bipyridine and its copper(I) complex, {[Cu3L2](PF6)3?3H2O} (1)
Bipyridine derivatives hydrazone dipyridyl ketone metal complexes
2010/10/19
The single crystal X-ray structure of the novel multimodal ligand 6,6’-bis(2-(di(pyridin-2-yl)methylene)-1-methylhydrazinyl)-2,2’-bipyridine, C34H28N10 (L), was determined at 120 (2) K. The ligand pos...
Synthesis, Spectroscopic Characterization, Mass Spectrometry and Crystal Structure of N-{[(4-bromophenyl) amino]carbonothioyl}benzamide
Thiourea derivative X-ray structure determination mass fragmentation
2010/10/19
N-{[(4-bromophenyl)amino]carbonothioyl}benzamide was synthesized and characterized by IR, 1 H- and 13C-NMR, mass spectrometry, and elemental analysis. The crystal structure was determined from single ...
Effects of temperature on the crystal structure of epidote: a neutron single-crystal diffraction study at 293 and 1070K
epidote high-temperature neutron single-crystal diffraction structurally incorporated water hydrogen bonding.
2014/5/20
The effects of temperature on the crystal structure of a natural epidote [Ca-1.925 Fe0.745Al2.265Ti0.004Si3.037O12(OH), a = 8.890(6), b = 5.630(4), c = 10.150(6) and beta = 115.36(5)A degrees, Sp. Gr....
Synthesis and single crystal structure analysis of three novel benzoylthiourea derivatives
Thiourea derivatives benzoylthioureas single crystal X-ray structures
2010/4/8
N,N-dimethyl-N' -(2-methylbenzoyl)thiourea, C11H14N2SO (HL1), N,N-dibutyl-N' -(2-methylben\-zoyl)thiourea, C{17}H{26}N2SO (HL2), and N,N-dihexyl-N' -(2-methylbenzoyl) thiourea, C{21}H{34}N2SO (HL3) we...
The Effect of Electrocatalytic Activity and Crystal Structure of PbO2 Surfaces on Polyphenylene Oxide (PPO) Production in Acetonitrile
a-PbO2 b -PbO2 phenol electrocatalysis PPO
2010/4/9
The crystallographic nature of PbO2 films was changed by optimizing the electrolysis conditions in an electrodeposition solution of PbO2. These PbO2 films were then used to prepare PPO films. It was d...
The Effect of Electrocatalytic Activity and Crystal Structure of PbO2 Surfaces on Polyphenylene Oxide (PPO) Production in Acetonitrile
a-PbO2 b -PbO2 phenol electrocatalysis PPO
2010/4/9
The crystallographic nature of PbO2 films was changed by optimizing the electrolysis conditions in an electrodeposition solution of PbO2. These PbO2 films were then used to prepare PPO films. It was d...