The phrase "a narrow zone of" is correct and usable in written English.
It can be used to describe a specific, limited area or range within a broader context, often in scientific or technical discussions.
Example: "The researchers identified a narrow zone of increased seismic activity along the fault line."
Alternatives: "a limited area of" or "a confined region of".
The stem has a large pith surrounded by a narrow zone of soft woody tissue.
This meristem consists of a narrow zone of cells that form new secondary xylem (wood) and secondary phloem (secondary vascular tissues).
A similar situation is unfolding near the Ethiopian border, where an Ethiopian-backed militia has defeated Shabab forces and established a narrow zone of control.
The southern part of the territory consists of a narrow zone of plains country in the Poonch region that is characterized by interlocking sandy alluvial fans.
The possibility to detect the structural damage affecting a narrow zone of a doubly hinged plane circular arch by means of a few measured natural frequencies is considered.
In some areas, a single block or a narrow zone of blocks has subsided between neighbouring blocks or plateaus that moved apart to form a rift valley between them.
The accumulated xylem often forms annual rings composed of two zones: a relatively wide zone of spring wood (made up of large cells, characteristic of rapid growth) and a narrower zone of summer wood (smaller cells).
Col2a1 transcripts were detected in a smaller region in the mutants relative to controls, indicating that tibiae of 3-week-old mutants have a narrower zone of proliferating and prehypertrophic chondrocytes (Fig. 6A, B).
In a narrow zone just ahead of the crack tip, where the crack would have continued to grow if not arrested, considerable elongation and deformation of the rubber particles was observed.
Although, focusing of the NCs into a narrow zone was achieved, resolution of the two different NCs was not observed.
A very narrow zone of abrupt velocity change is known as a shear line.
