The phrase "a distinct decrease of" is correct and usable in written English.
It can be used when describing a noticeable or significant reduction in quantity, quality, or intensity of something.
Example: "The study revealed a distinct decrease of productivity among employees during the summer months."
Alternatives: "a significant reduction in" or "a marked decline in".
A distinct decrease of the Coulomb friction coefficient in the course of the pull-out test was observed.
A distinct decrease of the PL intensity of Si NCs can be observed due to this energy transfer process [19], as shown in Figures 2 and 3.
When the face advance speed exceeded 4.5 m/d, there was a distinct decrease of spalling depth, thus the slope of the trend line increased.
There were a slight and a distinct decrease of the cake layer permeation as MLSS increased less and larger than 10,000 mg/L, respectively.
The experiments performed consistently prove a distinct decrease of the rate of mesophase formation with increasing concentration of 1-butene chain defects.
In particular for cores LEF 45, 47 and 50, a distinct decrease of the Sr/Fe ratio is observed in the upper part of subunit I and (in the case of core LEF 50) subunit II, which were inferred from the sedimentary findings and where mud layers are present.
When 5AT particle diameter reduced, there was a distinct decrease on enthalpy of activation by 36.7 kJ mol−1, and entropy of activation by 75.5 J mol−1.
However, as it is evident from the data shown in Figure 8 the senescing WI-38 cells, similar to A549, show a distinct decrease in intensity of maximal pixel of DNA/DAPI fluorescence and marked reduction of the mp/area ratio.
We found an increase in the number of patients between ages of 5 and 25 and a distinct decrease in the number of patients older than 60 (Fig. 2B).
However, infected animals of all treatments showed a distinct decrease in the production of viable offspring.
Moreover, decreases in cell death was concomitant with a distinct decrease in the amount of α-fodrin cleavage, a key substrate of calpain activity (Fig 4C).
