A White House spokesman, Sean McCormack, said: "The P.D.B. is a product prepared for the president, and each president decides the distribution of the P.D.B.
Figure 4 Product prepared at 25°C.
The EDS analysis was employed to determine the composition of the product prepared at 175°C.
Figure 7a, b gives the SEM images of the product prepared with and without citric acid.
Whereas, the product prepared using PEG 6000 is solid instead of porous.
Sago is a product prepared from the milk of tapioca root.
The resulting product, prepared in the abovementioned way, is labeled as DMHCS.
Whereas, the product prepared at 180 °C shows bunches accompanying a few number of free rods.
The morphology of the product prepared at 180 °C for 24 h (Fig. 8) using H2 resembles with the morphology of the product prepared at 180 °C for 48 h (Fig. 5) using sodium sulfide as sulfur source.
Figure 1 XRD pattern (a) and Raman spectrum (b) of CuInSe2 product prepared at 200 °C for 24 h.
d Low-magnification SEM image of the as-synthesized CaTiO3 product prepared in the water-free poly ethylene glycol) solution.
