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PREPARATION OF NOVEL POLYETHYLENE-graft-POLY（4-VINYLPYRIDINE）-SUPPORTED METALLOCENE CATALYSTS FOR ET
[期刊论文] 作者：NingZhu YongChen Zi-longLi Yua,
来源：高分子科学：英文版 年份：2003
Polyethylene (PE) grafting 4-vinylpyridine copolymers has been produced as powders of different rushes by the irradiation method. After treatment with methylalu...
[期刊论文] 作者：LiWenjian,SuXu,YangYingjie,Yua,
来源：近代物理研究所和兰州重离子加速器实验室年报：英文版 年份：2003
The amino acid L-α-alanine has been investigated for use as a radiation detector in low and high LET radiation fields[1]. The radiatioa detector is cheap and e...
[期刊论文] 作者：易自力, Wang Li, Cao Shouyun, Yua,
来源：高技术通讯：英文版 年份：2003
In order to improve the frequency of indica rice transformation by biolistic bombardment, suitable culture conditions for embryonic calli,an optimal selection s...
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