The phrase "air of intensity" is correct and usable in written English.
It can be used to describe a palpable atmosphere or feeling of seriousness or focus in a situation or environment.
Example: "As the team entered the conference room, there was an air of intensity that suggested they were ready to tackle the challenging project ahead."
Alternatives: "atmosphere of seriousness" or "sense of urgency".
He projects an air of oracular intensity.
Jackson's offbeat, deadpan sense of humor and air of distracted intensity make the early signs of his incipient illness hard to detect.
Gemmell proves, in Patricia Benecke's production, that women have the capacity to transcend the mundane; and it is her performance, above all, that gives LaBute's deceptively slight plays an air of epic intensity.
In speaking, he's come to use the hyperbolic shorthand of online discourse: things aren't big or bad; they are "insane". He projects an air of oracular intensity.
"I said, 'Right after this, Mr. President, I'm getting on a scooter and I'm going to disappear into the flow of thousands of people.' He got this look on his face and said, 'That must be nice.' " Tom Vitale, the episode's director, who is in his mid-thirties and has an air of harried intensity, stopped by to check with Bourdain about a shoot that was planned for later that evening.
On a recent afternoon, the business had an air of quiet intensity.
From the technical points of view, the investigation covers the calculation of air shock intensity, the analysis of the pillar instability and the fracture process in the roof strata in terms of a plate seated on an elastic foundation.
Though there is much to admire in "New England White," especially in the interstices of the mystery plot, the novel seems to lack the vigor, intensity, and air of authenticity of its predecessor.
By adding ethanol vapor in air, the PL intensity of the SnO2 powder increased, whereas the PL intensity of the KGSO powder remained unchanged.
Based around an ingenious system of chain reactions, where outbreaks spread rapidly and unpredictably across a web of interconnected cities, it packs a steadily increasing difficulty curve and an air of tension that ramps up in intensity with each successive turn.
