The phrase "surprise effect" is correct and usable in written English.
You could use it to describe the feeling or response that someone has when they are unexpectedly presented with something new or unexpected. For example, "The surprise effect of seeing a double rainbow made me stop in my tracks."
With further testing, the omission of the visual outcome would have no longer been surprising thereby attenuating this 'local' surprise effect in the expected condition and allowing the sustained associative surprise effect on the SoA to be observed in the surprise condition.
The surprise effect undoubtedly increased its impact.
There are many variations on the surprise effect.
The surprise effect, added to the mastery of the picture, sent it climbing to £2.05 million.
The price is also related to the freshness to the market, to the surprise effect on potential buyers.
Had it not benefited from the surprise effect of the Lewyt collection, the Morisot would not have risen so high.
(He would not elaborate on that, either, to protect surprise effects).
The day ahead is expected to bring accounts of heavy snowfall in some states – one of the surprise effects of a storm system like Sandy.
"It contains one of the supreme theatrical surprise effects of my experience," said Christopher Hunt, the producer of PepsiCo Summerfare in 1987 when "Dubbelspoor" was first performed in the United States.
Poetry, to Cendrars, was action sealed into words by bold new devices: simultaneous impressions in a jumble of images, feelings, associations, surprise effects, conveyed in a halting, syncopated rhythm.
It noted that no harm to humans has been found from GE crops, but concluded that transferring genes does raise the risk of surprise effects.
