郭新闻

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教授

博士生导师

硕士生导师

主要任职:盘锦校区管委会副主任兼教学与科研工作部部长

性别:男

毕业院校:大连理工大学

学位:博士

所在单位:化工学院

学科:工业催化. 物理化学

办公地点:化工实验楼B427

联系方式:18641143913

电子邮箱:guoxw@dlut.edu.cn

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Increased active sites and their accessibility of a N-doped carbon nanotube carbocatalyst with remarkably enhanced catalytic performance in direct dehydrogenation of ethylbenzene

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论文类型:期刊论文

发表时间:2015-01-01

发表刊物:RSC ADVANCES

收录刊物:SCIE、EI、Scopus

卷号:5

期号:65

页面范围:53095-53099

ISSN号:2046-2069

摘要:This work presents an efficient and low-cost one-step strategy for simultaneously N-doping and increasing surface ketonic C=O groups and structural defects of a N-doped carbon nanotube (HN-CNT) through the explosive decomposition of hexamethylenetetramine (HTA) nitrate, a low-cost N, O-containing organic compound. The as synthesized HN-CNT demonstrates a 1.64 and 2.19 times higher steady-state styrene rate with 98.5% selectivity towards styrene for direct dehydrogenation (DDH) than that of the parent CNT and H-CNT prepared by the similar pyrolysis procedure to that for the HN-CNT except for replacing HTA nitrate with HTA.