The phrase "a density of a" is not correct and does not make sense in written English.
It may be intended to describe a specific density related to a particular subject, but it lacks clarity and context.
Example: "The study measured a density of a certain material, but the results were inconclusive."
Alternatives: "the density of" or "a density value of".
Small angle neutron scattering (SANS) measurements on Pd samples containing dislocations with a density of a few 1011 cm−2 reveal an additional intensity for a scattering vector of 0.02 Å−1 to 0.2 Å−1 after loading with hydrogen (H) or deuterium (D).
Briefly, bacterial suspensions were prepared by selecting isolated colonies from fresh overnight culture plates and suspending the test organisms in saline to a density of a 0.5 McFarland standard.
Bacterial inocula were adjusted with normal saline to a density of a 0.5 McFarland standard with an organism density of approximately 1 × 10 colony forming units (CFU /mL.
Hydrometers measure the ratio of a density of a liquid to the density of water.
DOI: http://dx.doi.org/10.7554/eLife.06980.003 10.7554/eLiFigure80.004 Figure 2. ( A ) Density of an isolated VP6 subunit is shown as a mesh along with the docked atomic model.
Poetry is compressed language, a density of meaning in a small space, and we are a compressed state, a density of communities in a small landscape.
This imagery adds a density of thought, a clarification of purpose and powerful sense of place.
"New York has a huge density of eaters and a density of people who are doing excellent things.
It has a 1080p resolution, a density of 423 pixels per inch and is pin sharp.
"A density of 20,000 hens should not be a problem on a well-managed farm".
By 1999, Suffolk, with 1,383,847 people, had a population density of 1,506 people per square mile; Nassau, with a population of 1,305,057, had a density of 4,512 per square mile.
