Aerosol filtration properties of nucleating agent containing electret ... by Kilic, Ali; Shim, Eunkyoung; Pourdeyhimi, Behnam; Yeom, Bong-Yeol / Polymer Engineering and Science. For the MERV 11. filter, the requested use times were one-and-a-half months and three months.
Northern Illinois University (NIU) is a public research university located in DeKalb, Illinois, United States, with satellite centers in Chicago, Hoffman Estates, Naperville, Rockford, and Oregon.
The university is in the twin cities of Champaign and Urbana (total population 207,000) in east-central Illinois. Situated about 140 miles south of Chicago, 125 miles west of Indianapolis, and 180 miles northeast of St. Louis. 40Â°06'36.88N 88Â°13'38.13W.