The phrase "aimed to narrow" is correct and usable in written English.
It can be used when describing an intention or goal to reduce or limit something, such as a gap, difference, or issue.
Example: "The new policy was aimed to narrow the achievement gap between students from different backgrounds."
Alternatives: "intended to reduce" or "designed to limit".
Recall that not so long ago, Yi Gang, a deputy governor of China's central bank, said that China aimed to narrow its surplus to less than 4% of GDP in 3-5 years.
As the pathway coupling metabolism with amplification is largely unknown, we aimed to narrow down the putative amplifying signals.
We aimed to narrow down the uniform final reaction steps mediating fuel-induced acute amplification of insulin secretion.
Arce and a group of likeminded teachers in the Tucson Unified School District banded together in the 1990s to create a Mexican-American studies program that aimed to narrow the wide achievement gap between white students and the Hispanic students who constitute the district's majority.
First, by building upon results from Shikano et al. [13], we aimed to narrow down the location of the division between the earlier recognized Eastern and Western lineages, and to see whether there is any overlap in their distributions.
We therefore aimed to narrow down our gene lists by performing cross-comparisons with other available microarray data related to seeds, germination, gibberellins and DELLA proteins.
DES will aim to narrow the margin of uncertainty down to just 0.01.
Its new budget aims to narrow its fiscal deficit to 4.7% of GDP, based on an optimistic forecast of revenues.
Obama's proposal aims to narrow a loophole that the president has long said some employers exploit to avoid paying overtime.
City planners have embarked on an ambitious project to "restitch" Johannesburg, aiming to narrow the great distances between the black majority's homes and their places of work.
Second was the government's "Harmonious Society" drive, which aims to narrow the nation's rich-poor gap, address the problems of unequal access to education and health care, deter environmental degradation and improve disaster relief.
