The phrase "a certain layer of" is correct and usable in written English.
It can be used when referring to a specific level or stratum of something, often in a metaphorical or abstract sense.
Example: "In order to understand the complexities of the issue, we must examine a certain layer of societal influence."
Alternatives: "a specific level of" or "a particular stratum of".
"It spells doom for a certain layer of Republicans, in the kind of suburban districts that are offended by the president," he said.
However, the erosion is not complete and a certain layer of asphaltene deposits remain before the deposition process becomes dominant.
Also, if the environment were aqueous, clams and other bivalves would cut through sediment while making their burrows, and while such clam trails are evident, it is sometimes completely absent from a certain layer of shale, suggesting that the layer of shale was laid down quickly and to a great depth.
"We will probably end up having open-source above a certain layer of the software and then use our own tricks and black-box hardware underneath," says Susumu Koike, head of research for Matsushita.
Freelancing probably adds a certain layer of tension with its cycle of overwhelming amounts of work followed by an empty schedule and frantic booking of new gigs to be overwhelmed by.
Depending on the relative soma position, most functional and structural properties of the neurons of a certain layer showed abrupt changes at one or more established laminar borders (relative border positions LII/III-LIV 35 40 %, LIV-LVa 0 %, LVa-Vb −15 to 20%%; Fig. 5b).
Moreover, sensitivity in a certain layer is higher to properties of layers located at its left side than at its right side.
In the context of this work, we define a fault in SDN as a violation at certain layer of the user intent defined by a high-level policy, which could be caused by both hardware issues (e.g., malfunctioning interface) and/or policy misinterpretation by certain software component(s).
The objective of the design criterion is to expand the coding window over the successor video layers (resulting in an increased possibility of completing the broadcast of those video layers) after providing a certain level of protection to the lower video layers.
Therefore, at a certain level of the porous layer not every pore contains a particle.
Multiple attenuation regimes obtained with the considered geometry are joined for a certain level of viscosity of the coating layer.
