"threefold structure" is a correct and usable phrase in written English.
It can be used to describe a structure or organization that is divided into three parts or components. The word "threefold" means three times or three parts, and it is commonly used to indicate a tripartite structure or division. Example: The research paper is organized according to a threefold structure - introduction, body, and conclusion.
Each church (or region) might have its own variant form, but all had the threefold structure.
With the rise of the universities, the threefold structure of the ruling classes of Christendom was established: imperium (political authority), sacerdotium (ecclesiastical authority), and studium (intellectual authority).
Kant's aim was to examine reason not merely in one of its domains but in each of its employments according to the threefold structure of the human mind that he had inherited from Wolff.
In setting out the "rule of faith," Irenaeus combines a recital of the mighty acts of God in creation and history with the threefold structure of the divine Name in which baptism is administered (Matthew 28 19, and the baptismal profession found in the Apostolic Tradition).
The attributes to consider is threefold; structure and types of exercises, grading assessments and availability of multiple attempts.
The red drapery of Saint Jerome exhibits a threefold structure and composition that is quite similar to Van Dyck's formulaic technique of paint application.
The origin of these twinning structures is discussed: the in-plane threefold twinning structure comes from the threefold symmetry of the Al2O3 (0 0 1) plane, and the twofold twinning symmetry is induced by the MIT phase transition.
It is shown that the epitaxial relationship between the thin film and the substrate can be defined as out-of-plane twofold twinning symmetry {0 2 0}M//(0 0 6)S (where subscripts "M" and "S" denote the monoclinic phase of VO2 and the sapphire α-Al2O3 substrate, respectively) with in-plane threefold twinning structure (2 0 0)M//{1 1 0}S.
The goal is reached following a threefold workflow structured by: (i) subsurface high-resolution facies analysis; (ii) well correlations; and (iii) paleofacies maps.
The h-TiAl2 phase is similar to threefold face centered structure while r-phase is six fold and Al5Tl3 superstructure is equivalent to sixteen face centered lattice units.
Both of them consist of Mndca anionic chains and chelate cations of copper. 1 has a sheet like architecture built by the [Cu en 2]2+ cations and the homoleptic trans-[Mn dca)4 2−]n chains. 2 shows unusual 3-D trans-[Mn dcaerpenetrating diamond-like structure constructed by [Cu(pn)2]2+ cations and the homoleptic cis-[Mn(dca)4 2−]n chains.
