"amount and density" is a correct and usable phrase in written English.
You can use it to refer to either an amount of something that has a specific density, or a density of something that exists in an amount. For example: "The amount and density of oxygen in the atmosphere is critical for sustaining life on Earth."
The amount and density of content at first seem overwhelming, but Kick thoughtfully lays the work out for you.
First, we investigated how sensitive the method is to amount and density of the scribbles.
The amount and density of biofilm biomass increased from the plaque saliva interface towards the interior.
We (the authors) tried to get a general impression of the amount and density of callus, relative to what should be expected for that fracture type.
This allowed for independent measure of a specific stain in areas with overlap by determining the amount and density of each component color channel required to make up the recorded color of a pixel (Supporting Information).
By the analyses of ETT collected from critically ill patients, we obtained a precise description of the amount, distribution and density of the secretions present along a wide portion of the ETT.
Lifshits Slezov-like distribution for the amount and surface density of "smaLifshits Slezov-likersus their average distribution experimentally detected.
Lifshits Slezov-like distribution for the amount and surface density of both "smaLifshits Slezov-likesus their average distributionexperimentally detected.
To this end, it was proved that the mechanical performance of mortars is controlled by the combination of both binder amount and packing density of the aggregates.
The Lifshits Slezov-like [17] distribution for both "smaLifshits Slezov-likent, and surface density versus their average diameter calculated from the surface of S = 4 µm2 is detected and displayed in Fig. 3. Figure 3 Dependence of the InAsSbP strain-induced QDs and pits amount (a, b) and surface density (c, d) versus their average diameter (S = 4 µm2).
The loading amount and the density of Fe B electrodes were strongly dependent of the experiment conditions of an applied potential at the first step and the reduction time at the second step.
