Journal of Nanotechnology / 2011 / Article / Tab 1

Research Article

Morphological Investigation into Starch Bio-Nanocomposites via Synchrotron Radiation and Differential Scanning Calorimetry

Table 1

Experimental sheet for sample preparation and characterization results (moisture content, characteristic peak position, and basal spacing). The standard deviation (SD) for the moisture measurement and for the basal spacing is less than 0.6%.

High-moisture-content samplesLow-moisture-content samples
Sample IDMoisture (%) (nm−1) (nm−1)Basal spacing (Å)Sample IDMoisture (%) (nm−1) (nm−1)Basal spacing (Å)

PS30.690.36OPS2.20.368
S01026.230.36OS0102.710.358
S02016.680.36OS0202.140.355
S10530.320.2920.36321.5OS1052.380.4230.358Exfoliated
S11517.310.30.36020.9OS1154.830.31519.91.0
S20020.130.2900.3621.7OS2006.190.42314.77
S21028.460.295Shoulder21.3OS2103.230.31719.81.5
S22021.930.302Shoulder20.8OS2204.530.31020.30.5
S30527.590.304Shoulder20.7OS3053.520.4220.36Exfoliated
S31522.980.295Shoulder21.3OS3152.530.31120.22.1
S40018.470.3810.36ExfoliatedOS4005.670.421Exfoliated
S41025.930.290Shoulder21.7OS4102.450.30920.31.4
S42015.610.295Shoulder21.3OS4202.070.30220.80.5

: characteristic peak of nanoclay in corresponding nanocomposite.
: characteristic peak of starch in corresponding nanocomposite.
Basal spacing: gallery spacing calculated from the Bragg equation.
: basal spacing (high moisture content) − basal spacing (low moisture content).