The phrase "field composed of" is correct and usable in written English.
You can use it when describing a group or collection of things made up of distinct parts. For example, "We studied a field composed of several different species of insects."
The description of a cortical field composed of discrete cytoarchitectonic units.
FRAGFOLD uses a knowledge-based force field composed of pair-wise potentials determined by inverse Boltzmann equation, solvation potential, hydrogen bonding, structure compactness and steric terms43.
The jet descended through the clouds and cruised above a patchwork of offshore rigs in the Caspian before skimming over an apocalyptic onshore field composed of withered rigs and ponds of stagnant oil.
Recently, the previous solar field composed of compound parabolic concentrators (CPC) has been replaced by a new one with large-aperture flat plate collectors (FPC).
This effect has been modelled using a field composed of "wobbling modes", azimuthal modes whose amplitude is a function of azimuth.
After this first stage, only a part of the working fluid flow rate is heated in a second solar field, composed of direct-steam parabolic through collectors (PTCs), up to the maximum temperature of the cycle.
structured light fields composed of specific superpositions of circularly symmetric Bessel beams of arbitrary order.
The designed system uses a solar field composed only of evacuated, non-concentrating solar collectors, and work is produced by a single turbine of 50 kW.
The 3D transient multi-field was composed of electromagnetic field, thermal field and structural field.
In order to evaluate its performance when applied to a more general noisy environment, that technique is used to identify active sources inside cavities where the sound field is composed of the field radiated by active sources and that reflected by walls.
The light field is composed of 7 "light field slabs", shown here by yellow line segments.
