crystallite


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crystallite

[′kris·tə‚līt]
(geology)
A small, rudimentary form of crystal which is of unknown mineralogic composition and which does not polarize light.
References in periodicals archive ?
The crystallite size of the sample is found to be around 29 nm.
The crystallite size and FWHM value of samples C8 and C12 calcined at 1300[degrees]C for various calcination times are given in Fig.
Average crystallite size estimated for pure ZnO to be 27 nm which decreases up to 19 nm with increase in La-content.
1] reveal the presence of carbonate ions in the resultant HA crystallites due to the interaction between HA and ambient C[O.
The size of the system crystallites was determined by Sherrer's equation and studied using X-fit program with pseudo Voight functional simulation [28].
Where: B is the apparent crystallite size, [lambda] is die X-ray wavelength, L is die width of die peak (FWHM in radians) and [theta] is die Bragg angle.
Microstrain ([epsilon]), crystallite size (nm), and dislocation density (D) are tabulated in Table 2.
The fracture zones in crystallite radiation indicate restart points during this interrupted calcification, dividing separate periods of mineral secretion.
Calculation of crystallite dimensions and strain of conodont mineralized matter revealed that the larger elementary crystallite series had dimensions >3000 [Angstrom] in both directions: in [hk0] as well as in [00l] for all studied samples.
Wherein d is the crystallite size, [lambda] is the X-ray wavelength ([lambda] = 0.
3] films and powders (such as phase structure, crystallite size, phase composition, microstructure, and specific surface area) are needed in order to predict and optimize photocatalytic activity of the prepared material.