Sentence examples for fractions of dust from inspiring English sources

The fractions of dust pixels per total number of pixels in each region as defined by the masks were calculated for each image sample.

Normalization in Figure 1D was calculated as follows: fractions of dust pixels per sample were divided by the mean of the zero time point samples for each body part.

The number density is assumed to be constant and volume fraction of dust particles is neglected.

It is a faint ring with an average normal optical depth of around 10−4, and with an equivalent depth of 0.15 km.ED = ∫τdr The fraction of dust in this ring is estimated from 40% to 70%.

The dust samples were sieved using a 100 mesh stainless steel sieve to remove the coarse (>150 μm) fraction of dust.

(B ) Body parts were imaged (dusted samples) and aligned to clean reference images in order to determine the fraction of dust left on each part.

Although allergens have been emphasized in studies of house dust and allergic diseases, their concentrations, typically measured in micrograms per gram of dust, likely make up a very small fraction of dust.

For each line, the normalized fraction of dust remaining on different regions of the flies is mapped onto the corresponding grid locations (n ≥ 26 per body part, 'Materials and methods').

Each time point (normalized to 0-min samples) is plotted as the fraction of dust left in the defined regions and shown as the mean ± SEM; n ≥ 26 flies.

As Weschler and Nazaroff assert, this theoretical relationship assumes equilibrium partitioning that is dominated by the physical-chemical process of absorption in the organic fraction of dust and that octanol is an appropriate chemical model for the organic matter in dust, as it relates to sorption.

PM2.5 surface concentration is obtained from the linear summation of several aerosols in the lowest model layer, including sulfate, nitrate, ammonium, primary and secondary organic carbon, and black carbon for the aviation impact, and additionally including the fine mode fraction of dust and sea salt in the total amount.