The Phillips catalyst, which is responsible for the industrial production of long-chain branched high-density polyethylene (PE), is a simple catalyst comprising
Complex pre-catalysts have been the fastest-growing subjects in exploring alternative options in ethylene polymerization.Besides late-transition metal complex p
Inspired by the α-diiminometal complexes for ethylene polymerization,1 the 2-iminopydlnickel pre-catalysts has been extensively studied towards ethylene polyme
In recent years, ethylene polymerization based on group 4 metal catalysts has been one of the most exciting developments in the area of catalysis, organometalli
The polymerization of propylene was carried out using a MgCl2-supported TiCl4 catalyst n the conjuction with triethylaluminium (TEA) and various alkoxy silane c
Butadiene (Bd) and isoprene (Ip) are the two kinds of conjugated dienes in the industry of synthetic rubber.Trans-copolymer of butadiene and isoprene has many e
With the increasing applications of cyclotrons in the field of health care, several kinds of medical cyclotrons have been designed and constructed at China
Radiation shielding structure for C-ADS Inject-Ⅰ was designed and optimized using the FLUKA code.For this equipment was planned to establish in the exsitin
A 100MeV 200 μA proton cyclotron, CYCLAE-100, is being constructed at China Institute of Atomic Energy (CIAE).The 20kW beam stop that uses a copper block w