The phrase "appropriate sphere" is correct and usable in written English.
It can be used to refer to a suitable or relevant area of activity, influence, or expertise.
Example: "In order to make effective decisions, it is essential to operate within your appropriate sphere of influence."
Alternatives: "suitable domain" or "relevant area".
These areas constitute China's appropriate sphere of dominance.
Sociology would be to the whole of the social world what each of the other great sciences was to its appropriate sphere of reality.
2 That the prediction made in the leaflet was later verified is, of course, immaterial; but the fact shows the danger of extending beyond its appropriate sphere the scope of a charge of falsity.
Why can we not conceive of a social science which could and would function as the theoretical natural sciences function, and yield precise unconditional predictions in the appropriate sphere of application?
"The natural and appropriate spheres of man and woman, respectively, are plainly indicated by the hirsute, bristling image of the one and the less-protected face of the other," claimed the American magazine Every Saturday in 1871.
On Thursday, Mr. Putin said: "Depending on how the situation turns out with the economy, and in the social sphere, appropriate action will be taken regarding the election campaign of 2012.
The geodesic sphere appropriates "Blue Marble," the iconic symbol of the environmental movement.
Single-cell preparations of parental and ALDH-sorted MPM cell lines were resuspended in an appropriate amount of sphere-forming medium (RPMI1640 supplemented with 20 ng/ml EGF and bFGF, [Invitrogen, Switzerland]; 4 μg/ml insulin, [Sigma, Germany]; 1 ml B27, [Invitrogen, Switzerland] and 1% penicillin/streptomycin solution).
Aryabhatiya ends with spherical astronomy in Gola, where he applied plane trigonometry to spherical geometry by projecting points and lines on the surface of a sphere onto appropriate planes.
We generalize the Poincaré limit which asserts that the n-dimensional Gaussian measure is approximated by the projections of the uniform probability measure on the Euclidean sphere of appropriate radius to the first n-coordinates as the dimension diverges to infinity.
Our approach to recognize solvent exposed and buried residues based solely on Cα positions involves calculation of accessible surface area values of Cα using a probe sphere of appropriate radius.
