The black fringes in the HRTEM micrograph correspond to the layers of MoS2 crystallites
which are evenly distributed on the surface of the -Al2O3 support.
are the fundamental units of enamel, each less than 1/1000th the thickness of a human hair," said Ungar.
Glass-Ceramics Containing Nano- Crystallites
of Oxide Semiconductor.
(as it follows from enlarged bulk lifetimes in Table 1), packing efficiency being defined by crystallographic perfectness of arsenic sulfide polymorphs (decaying in [alpha]-[As.
X-ray diffraction (XRD) reveals that the synthesized ZnO has hexagonal crystal structure with mean crystallite
size of 29 nm.
Ni-SDC propose to be appropriate anode material to attain high performance because better output for anode materials require large triple phase boundary (where chemical reaction take place), fine crystallite
size and proper porosity .
TEM investigations of all of the samples revealed that the crystallites
are of nanometer size.
1] reveal the presence of carbonate ions in the resultant HA crystallites
due to the interaction between HA and ambient C[O.
Scherer method is used for calculating the crystallite
size of samples.
The size of the system crystallites
was determined by Sherrer's equation and studied using X-fit program with pseudo Voight functional simulation .
In severe plastic deformation, materials are subjected to enormous strains that yield particle sizes in the range of 100-1000 nm and structures such as subgrains, dislocations and crystallites
in the range of ~1-100 nm; hence they are considered nano structured materials (Zhu et al.
consist of fee silver and exhibit a nearly spherical shape with an average diameter of 5.
Another trick that film processors can employ is to orientate the crystallites
in one plane by stretching the film in two directions as it cools, making the material more optically homogeneous and reducing scattering, for example, biaxially oriented polypropylene film (BOPP).
Diffraction patterns from samples containing a random orientation of crystallites
have predictable relative peak intensities.
extend right to the shell surface, with no evidence of a protective outer layer (e.