tetragon

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Synonyms for tetragon

References in periodicals archive ?
In a martensite transformation in steel, a face-centered cubic lattice (fcc) can also be considered as a body-centered tetragonal lattice (Fig.
Zirconium crystals undergo crystallographic changes ranging from the melting temperature (4919 [degrees]F) to room temperature; these changes are: monoclinic phase (room temperature-2138[degrees]F), tetragonal phase (2138-4298[degrees]F), and cubic phase (over 4298[degrees]F).
The remarkable mechanical properties of zirconia, already exploited in several medical and engineering applications, are mainly due to the tetragonal to monoclinic (tm) phase transformation.
Lava Frame (3M ESPE) is a tetragonal zirconia polycrystal partially stabilized with 3mol-% yttria.
which is volume-conserving up to third order in the tetragonal strain [delta].
Meanwhile the formation of tetragonal or amorphous silicon nitride is reported in low temperatures using high energy techniques, such as PVD and hybrid methods [23],[24].
Estos resultados muestran claramente la presencia de una anomalia para barridos de calentamiento y enfriamiento alrededor de 600 K que nosotros atribuimos a la transicion ortorrombica a tetragonal, la cual ya ha sido reportada previamente por otras tecnicas [10,11], y a la rapida difusion de oxigeno hacia fuera de la muestra lo que hace aumentar su resistividad.
It consists of a spontaneous slow transformation from the tetragonal phase to the more stable monoclinic phase in the absence of any mechanical stresses.
In 1959 it was discovered that as the material cools, it changes from a metal to a semiconductor while its atoms reorganize themselves from a tetragonal to monoclinic crystal structure.
5) was generated using nine-noded tetragonal nonlinear elements and consisted of 714,410 elements and 1,397,385 nodes.
1) shows that the existence of all three basic phases (such as cubical, tetragonal and monoclinic) is possible in the Zr[O.
Since non-silica based Yttria partially stabilized tetragonal zirconia (Y-TZP) are resistant to etching [3], other techniques such as air-abrasion, silanization and laser irradiation are used to increase the roughness of zirconia surface [4].
Sipho narrow siphonal capsule weakly hook shaped with small short adjacent arm while large thick opposite arm; paramere narrow longer than median lobe; trabes bifurcated apically; genital plate weakly s-shaped; lateral plate large oval; spermatheca with distinctly short cornu ramus large tetragonal nodulus absent.
Zirconia has three different structures: monoclinic, tetragonal and cubic.
Zirconia is also known to gradually weaken over time as the crystal structure changes from a tetragonal phase to a monoclinic one when exposed to hydrothermal condition.