The phrase "a central material" is correct and usable in written English.
It can be used when referring to a key or primary substance or element in a particular context, such as in discussions about resources, components, or themes.
Example: "In our research, we identified a central material that significantly influences the outcome of the experiment."
Alternatives: "a key component" or "a primary substance."
As gravitational energy is released, the contracting central material heats up until a point is reached at which the outward radiation pressure balances the inward gravitational pressure, and contraction ceases.
American Rep's "Three Farces and a Funeral" cannot rise too far above its central material, the farces themselves, frippery that Chekhov probably never considered profound or even serious.
You said in a 1994 interview in The Paris Review that your mother was the central material in your life.
But then, both authors would concur that their central material isn't funny.While on leave Alfie falls in love with a young woman in London.
While strictly speaking the central material in this section is not so much about perturbation theory as variational methods, the subjects are related as Kato mentioned in several places, so we put it here.
A wonderful understanding of color and light provide some of the through lines, as does an attraction to nature, homey architecture and windows, and a conviction that pictorial space is one of painting's central materials and great mysteries.
Mirrors, coral, cotton cloth and paper all central materials for "traditional" African arts came from contact with Europeans.
The other center was Círculo Filosófico, led by Bunge, where his book Causalidad and other works of the period took shape, their central materials presented in lectures and discussions.
Each spirals around a central point, drawing material inwards.
The CLLP is concerned with determining the efficient arrangement of manufacturing cells on a central loop based material handling system.
