The phrase "a background comprised of" is correct and usable in written English.
It can be used when describing the elements or components that make up a particular background, whether in a literal or metaphorical sense.
Example: "The painting features a background comprised of vibrant colors and abstract shapes that draw the viewer's attention."
Alternatives: "a background made up of" or "a background consisting of".
To watch: A music video with an animated background comprised of two hundred and eighty-eight thousand jelly beans.
We focused on a typical data set obtained with a 1 nM R6G sample resulting in 12 kHz of average signal above the ~1kHz background (comprised of sample background and detector dark count signal).
"We had six and a half point reversed out of a background comprising three different colours which even with state-of-the-art printing was optimistic".
Subjects were asked to compare the brightness of pairs of stimuli (test and reference) presented against a background comprising the melanopsin 0% condition.
The rest of this Background comprises of 3 subsections.
Capillary electrophoresis separations were accomplished at 25 °C using a 25 μm id, 360 μm od, 30-cm-long fused silica capillary (Polymicro Technologies, LLC, Phoenix, AZ, USA) with an effective length of 10.2 cm and a background electrolyte comprised of 30 mM sodium dodecyl sulfate, 13 mM hydroxypropyl-β-CD, and 200 mM phosphate buffered at pH 2.5.
People who describe themselves as having a Chinese family background comprise 0.7% of the population in England and Wales, those describing a Pakistani family background comprise 2.0% [ 16].
A background gene set comprised of all sex-independent genes was used as the background when calculating enrichment scores for sex-independent genes that are either up or down regulated from 3 wk to 8 wk.
For each probe the local background is comprised of a circular area of pixels surrounding the segmented signal.
A background gene set comprised of all genes common to both platforms was used when calculating enrichment scores for male-specific, female-specific, and all genes that are either up or down regulated from 3 wk to 8 wk.
