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EXPLORATION ON THE BASIC ACTIVE CENTRES OF KF/Al_2O_3:EFFECTOF PRETREATMENT TEMPERATURE 被引量:1
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作者 zhu, jh Tsuji, H +2 位作者 Kabashima, H Hattori, H Kita, H 《Chinese Chemical Letters》 SCIE CAS CSCD 1995年第9期811-814,共4页
EXPLORATION ON THE BASIC ACTIVE CENTRES OF KF/Al_2O_3:EFFECTOF PRETREATMENT TEMPERATUREEXPLORATIONONTHEBASICA... EXPLORATION ON THE BASIC ACTIVE CENTRES OF KF/Al_2O_3:EFFECTOF PRETREATMENT TEMPERATUREEXPLORATIONONTHEBASICACTIVECENTRESOFKF/... 展开更多
关键词 KF/Al2O3 BASIC
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Investigation of the Surface State of Zeolite HZSM-5 Pretreated with Toluene by Using Fast Atom Bombardment Mass Spectrometry (FABMS)
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作者 zhu, jh Xu, QH 《Chinese Chemical Letters》 SCIE CAS CSCD 1998年第7期671-674,共4页
关键词 zeolite HZSM-5 surface state FABMS toluene ethylation
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New solid superbases: potassium nitrate supported on porous materials 被引量:1
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作者 zhu, jh Chun, Y +1 位作者 Wang, Y Tu, M 《Chinese Science Bulletin》 SCIE EI CAS 1997年第17期1493-1494,共2页
ACCORDING to Tanabe’s definition, all materials possessing the basic strength (H-) over 26.5 are superbases. However, most of superbases known up to now, including CaO and SrO evacuated at 1173 K, K or Na metal sup... ACCORDING to Tanabe’s definition, all materials possessing the basic strength (H-) over 26.5 are superbases. However, most of superbases known up to now, including CaO and SrO evacuated at 1173 K, K or Na metal supported on KOH/γ-Al<sub>2</sub>O<sub>3</sub>, etc. are extremely sensitive to CO<sub>2</sub> or H<sub>2</sub>O in the atmosphere, which limits their application in industrial scale. In or- 展开更多
关键词 potassium nitrate supported on porous materials New solid superbases
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Conditions for origin to be a center and the bifurcation of limit cycles in a class of cubic systems
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作者 zhu, jh zhu, SM 《Chinese Science Bulletin》 SCIE EI CAS 1997年第14期1157-1161,共5页
FOR a class of differential systems of center and focus
关键词 CENTER FINE focus FOCAL value LIMIT cycle SYMBOLIC computation.
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Fabrication and electrochemical behaviors of thin film three electrode-measurement unit with microdisk array as working electrode
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作者 zhu, jh Liu, XH +1 位作者 Lu, XG Lin, SR 《Chinese Journal of Chemistry》 SCIE CAS CSCD 1995年第6期504-509,共6页
A three electrode-measurement unit with 33 microdisk electrode-array (MDA) as working electrode was constructed by lithograpy. Its electrochemical behavior was observed. The results of the oxidation of ferrocene in CH... A three electrode-measurement unit with 33 microdisk electrode-array (MDA) as working electrode was constructed by lithograpy. Its electrochemical behavior was observed. The results of the oxidation of ferrocene in CH3CN-H2O mixed media demonstrate that high quality electrochemical data for the system without supporting electrolyte can be achieved with the MDA unit constructed in the present work. 展开更多
关键词 microdisk array FERROCENE highly resistive media
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