crystalline phases
Structural studies of thallium containing germanate and borate glasses and crystalline phases
... these crystalline phases are not completely defined, the work reported in this chapter investigates the thallium environment in these crystalline phases which can then be used to explain the ...
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Comparison of the C—H⋯O bonding in two crystalline phases of 1,4 dithiane 1,1,4,4 tetraoxide
... two crystalline phases as determined from an X-ray diffraction pattern of the as- synthesized ...both phases were also produced and it was only by chance that the two laboratories involved picked ...
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Sn-Sb-Se crystalline phases formed by melt-quenching technique
... Alloy percentages of Sn–Sb–Se (TAS) over a wide range of compositions were prepared, in specially designed shaking- furnace and melt-sealing evacuated quartz ampoule using the melt-quenching technique from 700 C into ...
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A van der Waals density functional theory study of poly(vinylidene difluoride) crystalline phases
... study crystalline phases of ...PVDF crystalline phases, most did not account for van der Waals (vdW) interactions, which are important for weakly bonded systems ...
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Aspects of geometry and topology in liquid crystalline phases
... are phases of matter lying between liquid and crystalline or- ...liquid crystalline mesophases, the most basic being the nematic phase, but others such as cholesteric (chiral) and smectic (layered) ...
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Influence of Precipitation Behavior of Different Crystalline Phases for Embrittlement Behavior of Several Zr Based Metallic Glasses
... of crystalline phases precipitate, the metallic glasses become brittle gradually and complexly such as the step-wise behavior of the annealed Zr 55 Cu 30 Al 10 Ni 5 metallic ...
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The importance of crystalline phases in ice nucleation by volcanic ash
... By definition, volcanic ash consists of pyroclastic parti- cles < 2 mm in diameter and is comprised of aluminosilicate glass as well as aluminosilicate and/or Fe(-Ti) oxide miner- als (Heiken and Wohletz, 1992). The ...
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Hydrogen bonds and π–π interactions in two new crystalline phases of methylene blue
... the sulfur atoms of all of the molecules lie on the same side along the stacking column. Moreover, as evidenced in Fig. 5ii– iii and Fig. 6ii–iii, the stacking geometry of MB + differs significantly in the two ...
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Electrochemical Pitting And Repassivation On Icosahedral AL-CU-FE, And A Comparison With Crystalline Phases
... THIEL Department of Chemistry and Ames Laboratory, Iowa State University, Ames, IA 50011 USA Abstract We report the electrochemical potentials at which localized pitting and repassivatio[r] ...
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Cyclic polymer liquid crystal structures
... liquid crystalline phases, from discotic nematic to calamitic nematic, were observed at low temperature as the coupling between the side-chains and the backbones was ...nematic phases as the strength ...
184
Optical Birefringence Studies on Cholesteric and Induced Smectic Phases of Ternary Mixture of Liquid Crystalline Materials
... liquid crystalline behaviour belong to two general classes: lyotropic materials, in which fluid anisotropy results from interactions between anisotropic aggregates of amphiphilic molecules and thermotropic ...
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Structural Relaxation in Supercooled Liquids
... liquid phases, although the stability of the supercooled liquid phases against crystalline phases is not determined only by such dynamical aspects, but also by the thermodynamical aspects such ...
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Characterization of Solid Wastes from Aluminum Tertiary Sector: The Current State of Spanish Industry
... of crystalline and non-crystalline phases, whose distribution depends on the thermal treatment of the slag, the saline content added during remelting process to recover the highest amount of ...
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Ultrasonic characterisation of calcium phosphate glasses and glass-ceramics with addition of TiO 2
... their corresponding glass-ceramics were obtained by controlled heat treatments. The amorphous nature of glasses and the presence of crystalline phases in glass-ceramics were studied through XRD studies. ...
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Thermodynamic Structural Stability and Polarization Behavior of Cast Amorphous Alloy
... fine crystalline phases were dispersed in the amorphous ...the crystalline phase increased with the increase in the diameter of the alloy rod, indicating that the cooling rate at the outermost surface ...
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American Journal of Nanomaterials
... Similar results have been reported for the photocatalytic degradation of MB using UV and solar light [18,31,32]. It is noteworthy that the band gap energy of anatase and rutile phase is 3.21 and 3.00 eV, respectively, ...
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Dynamical crystal creation with polar molecules or Rydberg atoms in optical lattices
... with crystalline order of different periodicities in the internal states by an appropriate time variation of microwave or laser ...produce crystalline states simply by switching on the coupling ...the ...
32
Optical and electrical conductivity measurements of induced reentrant smectic phases of in ternary mixture of liquid crystalline materials
... Liquid crystalline phases possess characteristic textures when viewed under polarized ...identify phases, result from defects in the liquid ...various phases like Nematic, Cho, TGB and induced ...
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Characteristic Studies on Whisker Reinforced Borosilicate Glasses
... simply detected by X-ray diffraction spectroscopy. The scanning and trans- mission electron microscopes (SEM and TEM) have confirmed that alumi- num borate crystalline phases in the form of whiskers (rods) ...
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Orientational Behavior of Liquid-Crystalline Polymers with Amide Groups
... Non-covalent interactions, such as hydrogen bonding, ionic interactions, and charge transfer interactions, can lead to the formation of liquid-crystalline phases [1-7]. Functional groups, such as carboxyl, ...
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