X-ray diffraction (Materials Characterisation)
A high temperature X ray diffraction study of the influence of MWCNTs on the thermal expansion of MWCNT/Ni composites
... This work analyzes the lattice thermal expansion behav- ior of the Ni lattice in MWCNT/Ni composites in order to understand the influence of CNTs on their thermomechani- cal properties. As reported in a previous work ...
6
Identification of diagenetic calcium arsenates using synchrotron-based micro X-ray diffraction
... by X-ray diffraction, scanning electron microscopy coupled to energy dispersive X-ray analyses (SEM-EDS), and synchrotron based X-ray ...by X-ray analysis ...
13
MOLECULAR STRUCTURE OF DI-ARYL-ALDIMINES BY MULTINUCLEAR MAGNETIC RESONANCE AND X-RAY DIFFRACTION
... of X-ray diffraction report [8] of compounds 2a, 3a and 4a, no disorder of the pyridine ring was ...The X-ray structure of the 3-pyridine derivative 3e showed that, in this case, the ...
15
Effects of Substituting Se with Te in the FeSe Compound: Structural, Magnetization and Mossbauer Studies
... susceptibility and Mössbauer spectroscopy) bring about consistent and complementary results: a) No signs of magnetism are observed in the susceptibility curves nor in the Mössbauer spectra. b) The results of the ...
18
Stereoselective synthesis and reactivity of cis and trans dimolybdenum nitrosyl derivatives with the bridging bis(dimethylsilanediyl)di(η5 cyclopentadienyl) ligand X ray molecular structures of cis [{Mo(CO)2(NO)}2(μ (η5 C5H3)2(SiMe2)2}], trans [(Mo(CO)(NO)(CNtBu)}2(μ (η5 C5H3)2(SiMe2)2}], cis [{Mo2(CO)3(NO)2(PMe3)}{μ (η5 C 5H3)2(SiMe2)2}] and trans [{Mo(NO)(CNtBu)2}2(μ (η5 C5H3)2(SiMe2)2}]
... The molecular structure of trans-8 determined by X-ray diffraction analysis shows a linear disposition of the nitrosyl groups although the observed vNO is 1566 cm -1, lower than the vNO [r] ...
19
haracterization of gypsum crystals exposed to a high CO2 concentration fog using x ray
... Incidence X-Ray Diffraction using a diffractometer PanAlytical X'PertPro with two different detectors; Xe-filled proportional detector and a Pixel 3D ...
13
Design and evaluation of cedrela gum based microparticles of theophilline
... Different ratios of the drug:gum were dissolved in water and dispersion was effected by means of a spray drier and the effect of different spray conditions were also evaluated. X-ray diffraction ...
7
Non destructive characterisation of the Elephant Moraine 83227 meteorite using confocal Raman, micro energy dispersive X ray fluorescence and Raman scanning electron microscope energy dispersive X ray microscopies
... μ-X-ray diffraction (μ-XRD) is a commonly used methodology that provides precise information about the dif- ferent mineral phases present in a ...of materials usually have suffered high ...
14
SYNCHROTRON LIGHT DIFFRACTION AND SCATTERING IN FUNCTIONAL MATERIALS
... Structural biology is a key component of any rational drug design and knowledge of emergent disease. In particular, the study of non-model organisms, such as marine crustaceans is relegated since they are considered to ...
139
A teaching strategy to understand the Solid State Chemistry for high level education students: an experience with a phosphorescence material
... The aim of this work is showing an example to understand this energetic concept from the preparation of a phosphorescent material based on the strontium aluminate structure. A new methodology of synthesis derived of the ...
8
Microstructural properties of multi nano layered YSZ thin films
... incidence X- ray diffraction (GIXRD), X-ray reflectometry, high-resolution transmission electron microscopy (HRTEM) and high angle annular dark field (HAADF) images were employed to ...
14
Discovery and characterization of a struvite layer in the Chalco paleolake, Mexico
... centage weight was adjusted to 100% in order to account for differences between the calculation procedure for the three analytical methods (oxides, elements and volatiles). There is good agreement between the theoretical ...
8
Combined vibrational, structural, elemental and Mössbauer spectroscopic analysis of natural phillipsite (zeolite) from historical eruptions in Tenerife, Canary Islands: Implication for Mars
... The outcrop of “Las Arenas” volcano in Tenerife, Canary Islands (Spain) has been presented as Terrestrial volcanic analog for ancient Mars, showing a great variety of alteration processes and interesting mineralogy. The ...
76
A combined theoretical and experimental study of electronic structure and optical properties of β ZnMoO4 microcrystals
... tals synthesized by the hydrothermal method has been employed. These crystals were structurally characterized by means of X-ray diffraction (XRD), Rietveld refinement, Fourier transform Raman ...
42
Synthesis by aerosol assisted chemical vapor deposition and microstructural characterization of PbTiO3 thin films
... structure: X-ray diffraction patterns of as deposited samples PT1 and PT2, corresponding to low-temperature depositions, did not show welldefined diffraction ...broad diffraction peaks ...
21
TítuloNear room temperature dielectric transition in the perovskite formate framework [(CH3)2NH2][Mg(HCOO)3]
... crystal X-ray diffraction data collected at 100 K revealed the presence of additional weaker spots in the precession images generated along the [h0l] direction, suggesting the formation of a ...
10
Pressure Temperature Phase Diagram of LiA1H4
... methods. X-ray diffraction, calorimetry, Raman spectroscopy and some other characterization options brings valuable data to organize in a diagram of this ...temperature x-ray ...
89
Rheological and hydration characterization of calcium sulfoaluminate cement pastes
... understand all parameters which may affect the hydration processes. This work deals with the study of the effect of several parameters, such as superplasticizer (SP), gypsum contents (10, 20 and 30 wt%) and w/c ratio ...
23
Comprehensive characterization of palygorskite from Torrejón el Rubio (Spain) based on experimental techniques and theoretical DFT studies
... The mineralogical analysis of the raw and clay fraction samples was performed by X-Ray diffraction (XRD) by using a Phylips X´Pert-MPD diffractometer using anticathode CuK at 45 kV and 40 mA ...
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