perfect crystal


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perfect crystal

[′pər·fikt ′krist·əl]
(crystallography)
A crystal without lattice defects; it is an unattained ideal or standard.
References in periodicals archive ?
Besides, the molecular chains in crystallite of nylons can obtain enough energy to make the hydrogen bonds become more ordered, resulting in more perfect crystal structure.
However, just as biological function (phenotype) results from much more than just the influence of the primary genetic code, materials function goes well beyond the basic code of perfect crystal structures.
To get maximum thrills, and if you are blessed with perfect crystal powder and sunshine like we were, hire a local guide.
The experiments were conducted at the NIST Center for Neutron Research on the perfect crystal diffractometer for ultra-high resolution small-angle neutron scattering (USANS) measurements.
The company still operates and manufactures its products in the picturesque town of Baccarat in the Alsace-Lorraine region of France, where only absolutely perfect crystal creations are allowed to bear the Baccarat name.
Its main attraction is the Matri Mandir, an astounding golden dome meditation temple with the world's optically perfect crystal globe at its center.
This is well-defined by the definition of a perfect crystal.
His voice, a tenor falsetto, was perfect crystal clear, excellent breath control and great feeling.
Perfect crystal interferometry affords precise determination of the coherent scattering length [1-2] of samples.
1 For a positive integer l > 0, a crystal B is called perfect crystal of level l, if the following conditions are satisfied:
Using a skew symmetrical perfect crystal Si-interferometer and a linear twin chamber cell, false phase shifts due to sample misalignment were reduced to a negligible level.
Like the entire family of Soraa's LED MR16 lamps, the OUTDOOR LED MR16 lamp's perfect crystal structure delivers a bright, highly-focused, controlled beam with the ability to produce a high color rendering index and center beam candle-power to match a standard halogen lamp.