The phrase "affirmed that there are" is correct and usable in written English.
You can use it when stating that someone has confirmed the existence of something.
Example: "The scientist affirmed that there are multiple dimensions beyond our perception."
Alternatives: "confirmed that there are" or "asserted that there are".
After measured the Raman and XPS, our supposition has been affirmed that there are lots of oxygen vacancies in our samples.
Once the literature has affirmed that there are differences in the contribution of SES to the different ages, we made the structural models by age range (6 7, 8 9, 10 12).
No one less than Christ affirmed that there are moments when evil moves mightily in the world.
In an interview, Leandersson recalled how she went totally into her role, to the point of "becoming" the character Eli, but affirmed that there are few similarities between herself and her character, describing Eli as more mature and contemplative.
The Yankees, as part of the settlement, affirmed that there was no policy restricting fans' movements during the song.
The confirmation test also conducted to validate the results attained by GRA approach and affirmed that there is considerable improvement with the help of proposed approach.
But he affirmed that there is an increasing likelihood of extreme weather events as humans pump more carbon dioxide into the atmosphere.
Mr. Struck's comment was immediately disavowed by spokesmen for Chancellor Gerhard Schröder, who affirmed that there was no change in Germany's policy.
The United States Championship affirmed that there is one big rivalry among the ranks of both the men and the women, and that those four players are head and shoulders above their peers.
In his Glossa magna in Pentateuchum (ad 210), Rabbi Oshaia had affirmed that there was a bone in the human body, just below the 18th vertebra, that never died.
In its later decision, the Supreme Court affirmed that there is a compelling state interest in the educational benefits that flow from a diverse student body to justify the use of race as a consideration, but also found that a lower court had not applied the right standard in reviewing whether the University of Texas considered race in a permissible manner in its admission process.
