The phrase "a new demonstration of" is correct and usable in written English.
It can be used when introducing evidence or an example that illustrates a particular point or concept.
Example: "The recent study provides a new demonstration of the effectiveness of the treatment in reducing symptoms."
Alternatives: "a fresh example of" or "a novel illustration of".
Chem.201, 247 (1986)] based on a new demonstration of the Helmholtz formula provides a consistent electrostatic interpretation of the influence of an electric field on adsorption of organic substances.
CAIRO — Truckloads of armed men attacked the Tripoli headquarters of Libya's interim prime minister on Tuesday, in a new demonstration of the lawlessness pervading the capital just weeks before a scheduled national election.
In what Iran is calling a new demonstration of its military advances, state television has broadcast clips from what was described as encrypted video footage extracted from the camera of an unarmed American surveillance drone, which was seized in Iranian territory in December 2011.
Its military commanders seem to believe that there is something to be gained from a new demonstration of "resistance" against Israel.
June 15th , 2014 however, marked a new demonstration of the power of the BBS.
In the capital, a relative calm settled over the streets in anticipation of a new wave of demonstrations anticipated for Friday.
Sporadic interference began after the disputed presidential elections that June and intensified when there was a new spate of demonstrations in late December.
A new round of demonstrations would be held next week, with the exact date and locations to be announced on Sunday, Guaidó said on Friday.
Protesters here have started a new wave of demonstrations this month in the form of a "Walkerville" tent city near the Capitol in Madison, meant to mimic Hoovervilles, the Great Depression shantytowns of homeless people named after President Herbert Hoover.
