▁weak ▁radical ▁ad duct ▁of ▁a ▁Co III ( por )( alk yl ) ▁species . ▁A ▁striking ▁feature ▁of ▁D T - C MR P ▁is ▁the ▁fact ▁that ▁even ▁upon ▁using ▁a ▁large ▁excess ▁of ▁the ▁radical ▁initi ator ▁compared ▁to ▁the ▁transfer ▁agent , ▁the ▁radical ▁polym er ization ▁re actions ▁still ▁remains ▁controlled . ▁A ▁satisf actory ▁explanation ▁for ▁this ▁phenomen on ▁seems ▁to ▁be ▁lack ing ▁at ▁the ▁moment . ▁ ▁See ▁also ▁Catal yt ic ▁chain ▁transfer ▁Rad ical ▁polym er ization ▁Living ▁polym er ization ▁ ▁References ▁ ▁Category : Pol ym er ization ▁re actions <0x0A> </s> ▁Cham ua ▁is ▁a ▁village ▁located ▁in ▁West ▁Cham par an ▁district ▁of ▁Bi har ▁state , ▁India . ▁The ▁village ▁is ▁▁ 7   km ▁from ▁N ark ati agan j ▁and ▁Ram n agar ▁( Har in agar ). ▁ ▁Cham ua ▁has ▁its ▁own ▁Gram ▁Pan ch ay at , ▁a ▁primary ▁school , ▁a ▁high ▁school , ▁a ▁primary ▁health ▁centre , ▁its ▁own ▁railway ▁station ▁on ▁N ark ati agan j - G or akh pur ▁broad ▁gauge ▁of ▁North ▁Eastern ▁Rail ways , ▁and ▁highly ▁fert ile ▁agricult ural ▁lands ▁producing ▁mainly ▁sugar ▁can e ▁and ▁rice . ▁This ▁village ▁falls ▁under ▁N ark ati y agan j ▁Sub Div ision ▁( https :// west ch am par an . nic . in / v ill age - pan ch ay ats /). ▁▁ ▁As ▁per ▁the ▁Census ▁of ▁India ▁ 2