The phrase "austere power" is correct and usable in written English.
It can be used to describe a form of power that is strict, severe, or lacking in excess or ornamentation, often in a political or authoritative context.
Example: "The leader's austere power was evident in the way he enforced the laws without any leniency."
Alternatives: "stern authority" or "strict control".
In their austere power, you see what Li is capable of as a writer.
His work gets a lively, mixed reaction in the west, but Sokurov's admirers revere the haunting, occasionally austere power of his films.
In spite of such severe restrictions, the great 17th-century French dramatists Pierre Corneille and Jean Racine, confining the crises of their characters' lives to a single setting and a brief span of hours, produced a unique form of tragedy that derives its austere power from its singleness of concentration.
In contrast to Berghain, housed in an austere former power plant, Bar25 used to pride itself on its openness.
Though Mr. Moretti stars in the film, he departs from his previous work by building a rich narrative and by forsaking his trademark self-mocking humor for an austere emotional power.
The forceful implementation of austerity in Europe and other parts of the world, even after evidence points to less austere policies, illustrates the power theory has over public policy.
With quiet power and austere visuals, "Clemency" captures the unbearable atmosphere of offices and corridors suffused with the stench of death.
There was austere beauty as well as power, including a ferocious, timpani-driven climax.
Mario Martone's production emphasizes tyranny by means of Sergio Tramonti's décor, which contrasts Luisa's forest abode with an austere, tribunal-like room, symbolizing power, for scenes with Walter.
"A war generation," he writes, "with its imperial ambitions and austere Islamism, has come to power and is redefining the parameters of Iran's international relations and pressing its newfound advantages to their limits".
His "Mt. Katahdin, Autumn, No. 1" (c. 1941 42; University of Nebraska Art Galleries, Lincoln) expresses the austere, brooding Maine landscape with monumental power.
