The phrase "also demonstrated that even" is correct and usable in written English.
It can be used when discussing findings or evidence that support a particular point, often in academic or analytical writing.
Example: "The study also demonstrated that even small changes in diet can lead to significant health improvements."
Alternatives: "further showed that even" or "additionally proved that even".
Vietnam also demonstrated that even wars in faraway places that don't directly threaten the US carry grave risks at home.
We also demonstrated that even if the robot's foothold collapsed during the leg-grope movement, the robot did not stumble.
It is also demonstrated that even modest amounts of internal pressure can delay liner collapse up to strains at which the outer pipe collapses.
However, this analysis has also demonstrated that even "appropriate" providers may be giving substandard treatment.
Studies have also demonstrated that even sixth-grade children can operate an AED safely and effectively [ 8].
It is also demonstrated that even a small amount of horizontal transmission can allow multiple feminising parasites to coexist within a single host population.
It also demonstrates that even as increasing corporate consolidations crowd independent producers out of Hollywood, a few smart players with their own bankrolls and name recognition can still find a niche.
It also demonstrates that, even though Democrats are close to gaining 60 votes in the Senate with the recent decision by Senator Arlen Specter to leave the Republican Party, the increasing number of Democrats does not prevent the Republicans — with the support of a handful of moderate or conservative Democrats — from blocking legislation.
We also demonstrate that even the addition of a noisier extra signal leads to an improved estimate using our framework.
Our approach also demonstrates that even incomplete information on individual identity of birds within samples is useful for analyzing these types of data.
We also demonstrate that even closely related species can be selectively killed by feeding on dsRNAs that target the more variable regions of genes, such as the 3′ untranslated regions (UTRs): four species of the genus Drosophila were selectively killed by feeding on short (<40 nt) dsRNAs that targeted the 3′ UTR of the γ-tubulin gene.
