hexagonal close-packed
Thermodynamics of hexagonal-close-packed iron under Earth’s core conditions
... Ab-initio techniques based on density-functional theory (DFT) have played a key role for several years in the study of matter under extreme conditions [1]. With recent progress in the direct ab initio calculation of ...
32
Intragranular Deformation Mechanisms during Ambient Temperature Creep in Hexagonal Close Packed Metals
... Intragranular deformation mechanisms were investigated for ambient-temperature creep of pure hexagonal close-packed (h.c.p.) metals, i.e. commercially pure titanium, pure magnesium and pure zinc, by ...
8
Phase Field Simulation of Spinodal Decomposition on Metastable Hexagonal Close Packed Phase in Magnesium Yttrium Zinc Alloy
... Many investigations have been performed to elucidate the stability of the crystal structure of the LPSO phase including the high density of stacking faults. In these studies, the LPSO structure has commonly been regarded ...
7
Large Inelastic Strain Deformation and Fracture of Hexagonal Close Packed Crystalline Alloys.
... In this chapter, we investigated how twin modes in hexagonal close packed (h.c.p.) materials can affect large inelastic strain behavior and fracture. We considered the two twin modes of ( 1121 [1126] ...
126
High Entropy Alloys with Hexagonal Close Packed Structure in Ir26Mo20Rh22 5Ru20W11 5 and Ir25 5Mo20Rh20Ru25W9 5 Alloys Designed by Sandwich Strategy for the Valence Electron Concentration of Constituent Elements in the Periodic Chart
... The alloy design of HEAs, done by referring to exact and near equiatomicity, sub binary phase diagrams, and sandwich strategy in terms of the VEC of the constituent elements and their cr[r] ...
8
Thermoelasticity of Hexagonal Close-Packed Iron from the Phonon Density of States
... Additional experiments will be necessary in order to understand the role of anharmonicity on ε-Fe’s phonon DOS and, in turn, the thermodynamic parameters determined here, i.e., the melting curve shape and thermal ...
175
Constitutive Relation for Ambient Temperature Creep in Hexagonal Close Packed Metals
... 4 Double logarithmic plots of the modulus-compensated applied stress and the extrapolated steady state creep rate for all specimens at ambient temperature.. divided into two regions for [r] ...
7
Candidate Atomic Cluster Configurations in Metallic Glass Structures
... display packing fractions and packing efficiencies higher than the ð3; 6; 3Þ cluster that fully comprises the face-centered cubic and hexagonal close-packed crystal structures. Internal strains in ...
6
Controllable Fabrication of Non Close Packed Colloidal Nanoparticle Arrays by Ion Beam Etching
... Polystyrene (PS) nanospheres have been attracting great attention from several research fields due to their ability for fabricating novel nanomaterials and nanostructures, such as ordered nanowire arrays [1–3], ...
7
Ultrasonic Properties of Hexagonal Closed Packed Metals
... Magnesium and Cadmium are hexagonal close packed structured metal. As with other related rare earth metals, these are malleable, ductile and lustrous silvery white metals. Magnesium chloride is ...
6
Thinning of Emulsion Water in Oil Films Stabilized with Modified Aluminum Hydroxide under Influence of Applied Pressure Drop
... Figure 1 illustrates the formation of a bilayer film. At the collision of the emulsion droplets, during the first stage, the film consisting of two layers of the interfacial layer and liquid medium between them is formed ...
7
1 (p Biphenyl) 4′ (2 naphthyl)cubane
... a close-packed stack of naphthyl substituents in the center of the ...the close-packed naphthyl stacks and slightly looser biphenyl stacks, there are no intermolecular contacts that are ...
12
Solid state chapter 1.pdf
... In Class XI you have learnt that matter can exist in three states namely, solid, liquid and gas. Under a given set of conditions of temperature and pressure, which of these would be the most stable state of a given ...
32
Optical photonic crystals fabricated from colloidal systems
... lying layer, indicating that the spheres are indeed close packed. The SEM images indicate that the crystalline grains in the film are highly oriented with the close-packed planes parallel to ...
6
Hierarchic Computations in Geometric Space—Showing Sharp Diffraction in Quasicrystals
... We assume that the structure is driven by the extremely high atomic density of the unit cell with pentagonal close packed planes, two on each of six normals. The cluster is not quite so dense. At its center ...
8
Rotational transitions in a C60 monolayer on the WO2/W(110) surface
... and perpendicular to a close-packed direction of the molecular layer have been observed. As the state shown in Fig. 1(b) results from slow cooling, it would suggest that the alignment with the h-h bonds ...
8
Adaptation of the Z cone model to the estimation of the energy of a bcc foam
... the hexagonal ones are not, and applied Plateau’s rules for the angles of intersection of faces, together with the requirement that the total curvature of the hexagonal faces is everywhere ...the ...
13
Optical characterization of porous silicon monolayers decorated with hydrogel microspheres
... The optical response of porous silicon (pSi) films, covered with a quasi-hexagonal array of hydrogel microspheres, to immersion in ethanol/water mixtures was investigated. For this study, pSi monolayers were ...
7
Semi-Synthetic Responsive Matrices for Artificial Photosynthesis
... A variety of close-packed 2D arrays of photosynthetic complexes in native membranes can be used as a natural test bed for the genera- tion, retention and quenching of coherences during [r] ...
24
Operational parameters and their influence on particle-side mass transfer resistance in a packed bed bioreactor
... The influence of internal mass transfer on productivity as well as the performance of packed bed bioreactor was determined by varying a number of parameters; chitosan coating, flow rate, glucose concentration and ...
8