The phrase "a sensational example" is correct and usable in written English.
It can be used to highlight an outstanding or impressive instance of something, often to illustrate a point or argument.
Example: "The documentary provided a sensational example of how climate change is affecting wildlife around the world."
Alternatives: "an outstanding example" or "a remarkable instance".
An enamel painted jar, with fat peonies on a yellow ground and a large trompe l'oeil bandanna tied around its middle, is a sensational example of this international style.
And I am sure the company will end up achieving what was my motivation all along – a sensational example of the kind of technology company that can be started and built in Russia – a country which is far away (in all senses of the world) from Silicon Valley where I learnt my trade originally.
The Solyndra debacle grabs so much attention because it's such a sensational example of the government picking winners and losers, and because it's loudly wielded as a weapon against the Obama administration.
Hysterics are melodramatic, and Phèdre is a sensational early example of this self-aggrandizing breed whose sexuality takes the form of scene-making.
One sensational example: jumping headfirst into the seats to make a spectacular catch during a critical playoff game.
Previously, more emphasis has been placed on selective information concerning the more sensational examples of so-called right to be forgotten requests released by Google and reported by some of the media, which have largely ignored the majority of requests made by citizens concerned with protecting their personal privacy.
The flavorful bird called coucou de Rennes, for example, or a sensational salad of roasted langoustines and artichoke hearts.
As nerds in love, John Scherer and Valerie Wright are utterly charming, and "Two Hours Here," an achy duet with trenchant, unusual harmonies, performed on the couch of a mouse-infested house, in front of an awful beach painting in an oval-shaped frame adorned with antlers, is a sensational show song, a marvelous example of character and plot set to music.
The following example from a newspaper in 1831, reveals a sensational story for a maritime or meteorological historian, as well as including observational data.
