Communication

• The Formation and Photodissociation of Copper-Sulfur Cluster Ions
• Yu Zhong-De, Zhang Nan, Gao Zhen, Kong Fan-Ao, Zhu Qi-He
• Copper-sulfur cluster ions were produced by laser ablation on solid samples: (1) a mixture of copper and sulfur powder, ...
• 1994, 10 (02): 97 -99 DOI: 10.3866/PKU.WHXB19940201

• 3530Abstract/Metrics
• 2377 PDF(524KB)

• Preparation and Characterization of Alumina-pillared Layered Titanate with a High Interlayer Spacing
• Hou Wen-Hua, Yan Qi-Jie, Fu Xian-Cai
• This note mainly reports a successful preparation of a alumina-pillared layered titanate with a high interlayer spacing ...
• 1994, 10 (02): 100 -102 DOI: 10.3866/PKU.WHXB19940202

• 3400Abstract/Metrics
• 2572 PDF(437KB)

• The Effect of Dielectric Confinement Effects on the Optica Properties of SnO₂ Nanometer Particles
• Yu Bao-Long, Wu Xiao-Chun, Zou Bing-Suo, Zhang Gui-Lan, Tang Guo-Qing, Chen Wen-Ju
• It is found that the SnO_2 nanometer particle modified by chemical methods on its surface with a layer of steric acid mo...
• 1994, 10 (02): 103 -106 DOI: 10.3866/PKU.WHXB19940203

• 4676Abstract/Metrics
• 2957 PDF(579KB)

ARTICLE

• Characterization of Acid-base Property of ZrO₂ by Thermal Desorption: I. TPD Studies of Acid and Base Probes
• Xu Bai-Qing, Yamaguchi Tsutomu, Tanabe Kozo, Liang Juan, Zheng Lu-Bin
• Acid-base properties of ZrO_2 pretreated at 873 K have been studied in relation to a typical acidic SiO_2-Al_2O_3 and a ...
• 1994, 10 (02): 107 -113 DOI: 10.3866/PKU.WHXB19940204

• 3817Abstract/Metrics
• 2745 PDF(1474KB)

• Characterization of Acid-Base Property of ZrO₂ by Thermal Desorption: II. Dual Adsorption of NH₃ and CO₂
• Xu Bai-Qing, Yamaguchi Tsutomu, Tanabe Kozo, Liang Juan, Zheng Lu-Bin
• Dual adsorption of NH_3 and CO_2 has been used to study the acid property of ZrO_2 in relation to its base property by T...
• 1994, 10 (02): 114 -120 DOI: 10.3866/PKU.WHXB19940205

• 3874Abstract/Metrics
• 2555 PDF(1084KB)

• Adsorption and Diffusion of Hydrogen Atom on Pd(997) Step Surface
• Wang Ze-Xin, Hao Ce, Zhang Feng, Zhang Wen-Xia, Chen Zong-Qi
• The adsorption and insion of hydrogen atom on Pd(997) step surface was studied by the pair-potential method. Calculated ...
• 1994, 10 (02): 121 -125 DOI: 10.3866/PKU.WHXB19940206

• 3607Abstract/Metrics
• 2448 PDF(877KB)

• The Role of Hydrogen Atoms in the Formation Hydrogenated Carbon Clusters
• Zhang Nan, Yu Zhong-De, Feng Wan-Yong, Wu Xiao-Jun, Gao Zhen, Zhu Qi-He, Kong Fan-Ao
• Hydrogenated carbon cluster ions (C_nH~+_m) were produced by direct laser ablation of solid aromatic compounds and studi...
• 1994, 10 (02): 126 -129 DOI: 10.3866/PKU.WHXB19940207

• 3444Abstract/Metrics
• 2379 PDF(810KB)

• EHMO Studies on the Participation of 3d Orbital of the Quad-bridging Sulfur Atom in the Bonding Formation of Cluster [M₄S₂]
• Liu Chun-Wan, Wang Wen-Liang, Li Juan
• The electronic structures of cluster compounds [M_4S_2](M=Co, Nb) were calculated by using EHMO method. According to the...
• 1994, 10 (02): 130 -134 DOI: 10.3866/PKU.WHXB19940208

• 3323Abstract/Metrics
• 2478 PDF(786KB)

• Chemical and Electrochemical Modification of Porphyrin on Pure Iron Surface
• Song Shi-Zhe, Li Wei-Ming
• Electrochemical modification of metal surface is an effective means for anticorrosion brought forward recently. The moam...
• 1994, 10 (02): 135 -140 DOI: 10.3866/PKU.WHXB19940209

• 3397Abstract/Metrics
• 2422 PDF(1173KB)

• Studies on Some Marine Toxins (TTX、STX) Binding to Sodium Channel
• Lian Hong-Shou, Ding Xiao-Qin, Chen Chang-Ying, Li Yu-Lin, Chen Ji-Sheng, Luo Yu, Xu Xiao-Jie
• Tetridotoxin(TTX)、Sexitoxin(STX) are important tool-drugs in clarifing the sodium channel structure. The parameters of e...
• 1994, 10 (02): 141 -144 DOI: 10.3866/PKU.WHXB19940210

• 3490Abstract/Metrics
• 2473 PDF(622KB)

• UV Laser Induced Coordinative Reaction btween C₆₀ and M(CO)₆ (M=Cr, Mo and W)
• Zhang Jie, Lin Jin-Gu, Wang Wen-Hua, She Yong-Bai, Fu Ke-Jian
• In this paper, laser induced coordinative reactions between C_(60) and M(CO)_6 (M=Cr, Mo and W) are carried out and comp...
• 1994, 10 (02): 145 -150 DOI: 10.3866/PKU.WHXB19940211

• 3646Abstract/Metrics
• 2414 PDF(986KB)

Note

• Study on Thermodynamic Characteristics of Cinnamic Acid Derivatives
• Huang Wei-Jun, Chen Su-Ming, Tan Fu, Yang Zhen-Xiang
• The phase transitions of 2-methoxycinnamic acid, 3-methoxycinnamic acid, 4-methoxycinnamic acid and 4-hydroxy-3-methoxyc...
• 1994, 10 (02): 151 -153 DOI: 10.3866/PKU.WHXB19940212

• 3576Abstract/Metrics
• 2576 PDF(383KB)

• Study on Bi-bridge Reaction Mechanism by Ab initio Molecular Orbital Calculation
• Liu Yue, Zhao Cheng-Da, Huang Jing-An
• Based on neighbouring group participation, we have proposed a bi-bridge reaction mechanism, i.e. in the path of the reac...
• 1994, 10 (02): 154 -158 DOI: 10.3866/PKU.WHXB19940213

• 2825Abstract/Metrics
• 2511 PDF(794KB)

• Influence of the Subtle Structure of Montmorillonite on Zeta-potential of Montmorillonite-water Colloid Systems
• Jiang Yin-Shan, Dong Zhen-Liang
• The zeta-potential of montmorillonite-water colloid systems of different districts and distinct types are different. In ...
• 1994, 10 (02): 159 -163 DOI: 10.3866/PKU.WHXB19940214

• 3140Abstract/Metrics
• 2404 PDF(636KB)

• Identification of γ-Fe₂O₃ in Ferrite-ferric Oxide Catalysts Using Second Derivative IR Spectra
• Yang Li-Ying, Chen Shu, Xu Wen-Qing, Li Guo-Ying, YIN Yuan-Gen
• It is well known that γ-Fe_2O_3 is a very active and selective catalyst for okidative dehydrogenation ofbutene to ...
• 1994, 10 (02): 164 -167 DOI: 10.3866/PKU.WHXB19940215

• 3641Abstract/Metrics
• 2371 PDF(611KB)

• Studies of Adsorption Capacity of Anion on RuO₂·TiO₂ by SERS Spectra
• He Zhang-Fei, Gu Ren-Ao, Hu Xiao-Kun
• This paper presents the study of the adsorption capacity of some anions on RuO_2·TiO_2 by surface enhanced Raman ...
• 1994, 10 (02): 168 -171 DOI: 10.3866/PKU.WHXB19940216

• 4136Abstract/Metrics
• 2645 PDF(878KB)

• The Study of NPP Crystal by AFM
• Wang Da-Wen, Ye Cheng, Zhao Jian-Liang, Bai Chun-Li
• Atomic force microscope(AFM) can be used to investigate the surface structuxes of different kinds materials, and N-(4-ni...
• 1994, 10 (02): 172 -174 DOI: 10.3866/PKU.WHXB19940217

• 3394Abstract/Metrics
• 2445 PDF(904KB)

• Determination of Counterion Association Degree of CTMAB Micelle by Ion-selective Electrode
• Yan Peng-Quan, Guo Rong, Shen Ming, Li Wei, Chen Hai-Yan
• The results obtained from the measurements of cotmterion association degree using ion selective electrode with improved ...
• 1994, 10 (02): 175 -178 DOI: 10.3866/PKU.WHXB19940218

• 3340Abstract/Metrics
• 2401 PDF(466KB)

• HeI Ultraciolet Photoelectron Spectroscopic Studies of Thienyl Polyethylenic Dimethyl Malonates Comopunds
• Wang Dian-Xun, Zheng Shi-Jun, Meng Ling-Peng, Cai Xin-Hua, Dai Cui-Chen, Xu Guang-Zhi, J. B. Peel
• HeI ultraviolet photoelectron spectra of some thienyl polyethylenic dimethyl malonates compoundsf(1), (2), (3)(to see Fi...
• 1994, 10 (02): 179 -182 DOI: 10.3866/PKU.WHXB19940219

• 3388Abstract/Metrics
• 2491 PDF(584KB)

• Characterization of 1:12 Phosphomolybdic Anions Doped Polypyrrole (PMo₁₂/PPy) Film Electrode
• Jin Wen, Dong Shao-Jun
• 1:12 phosphomolybdic anion doped polypyrrole film electrode was characterized by in-situ UV-vis spectroelectrocheforstry...
• 1994, 10 (02): 183 -187 DOI: 10.3866/PKU.WHXB19940220

• 4053Abstract/Metrics
• 2647 PDF(804KB)