The phrase "are often dampened" is correct and usable in written English.
It can be used to describe situations or feelings that are frequently subdued or lessened in intensity.
Example: "In times of crisis, people's spirits are often dampened by the weight of uncertainty."
Alternatives: "are frequently diminished" or "are commonly muted".
For many charities, the excitement of hiring new talent is often dampened by the prospect of high recruitment costs.
Because there is so much money flowing into dividend funds, the yields you would otherwise get from holding the underlying securities in proportion to their weighting in these funds is often dampened by the inflows themselves.
In this study, we found that miR-135a-5p miR-135a-5p miR-135a-5ppexpressionorrelated wish neoftenm histologic gradampenedC.
Even if that isn't the case, they believe the earth attests to a racist history that the developers of this country have often dampened in order to keep the land profitable.
Although the organizations embracing those problems are slowly developing a common language, their activities and campaigns are often uncoordinated, which at times dampens their opportunities for effective political lobbying at the local and national levels.
Saudi Arabia, with the world's biggest oil reserves and greatest excess pumping capacity of all oil-producing nations, is often lauded for dampening rising oil prices during periods of strife by increasing its crude oil output.
Hybridization is often seen as a process dampening phenotypic differences accumulated between diverging evolutionary units.
During the 1930's and 40's, Ms. Thompson points out, halls were often built with drastic dampening in the auditorium and increased reverberation on the stage: the hall began to resemble a loudspeaker.
Dampening is often seen in biological oscillators and depends on the relative values of feedback parameters and also results from progressive asynchronization and averaging over a cell population [20].
