Communication

• Perfluorodecanoic Acid Ultrathin Film on Single Crystal Silicon Substrate Coated with Polyethyleneimine
• Ren Si-Li;Yang Sheng-Rong;Xue Qun-Ji
• Ultrathin film of perfluorodecanoic acid expected to be excellent lubricant for micromachines was prepared successfull...
• 2001, 17 (02): 97-100 DOI: 10.3866/PKU.WHXB20010201

• 4157Abstract/Metrics
• 3556 PDF(763KB)

ARTICLE

• Rapid-Mixing Stopped-Flow Spectra Studies on Water-soluble Manganese Porphyrin Enzyme-Mimic Systems
• Li Zhen;Xia Chun-Gu
• The reaction of watersoluble Manganese porphyrin complex,MnⅢ(TMPyP) with a variety of oxidants(mCPBA,KHSO5,NaOCl and H...
• 2001, 17 (02): 101-106 DOI: 10.3866/PKU.WHXB20010202

• 3339Abstract/Metrics
• 2581 PDF(1701KB)

• Mechanism of the Reactions F＋Cl₂->ClF ＋Cl and Cl′F＋Cl->Cl′＋ClF
• Wang Zun-Yao;Xiao He-Ming;Li Jin-Shan
• The reaction F＋Cl2ClF＋Cl was investigated by density functional theory (DFT) at the B3LYP/6311G level. The reaction c...
• 2001, 17 (02): 107-110 DOI: 10.3866/PKU.WHXB20010203

• 4742Abstract/Metrics
• 2605 PDF(1307KB)

• DFT Study on the Active Sites in Mn-Na₂WO₄/SiO₂ Catalyst
• Chen Hong-Shan;Niu Jian-Zhong;Zhang Bing;Li Shu-Ben
• MnNa2WO4/SiO2 is one of the best catalysts for oxidative coupling of methane.To investigate the nature of active center...
• 2001, 17 (02): 111-115 DOI: 10.3866/PKU.WHXB20010204

• 3668Abstract/Metrics
• 3504 PDF(1645KB)

• Mechanism of Metal Deposited in Porous Alumina by Alternating Current
• Wang Yin-Hai;Mo Ji-Mei;Cai Wei-Li;Shi Gang
• NanoAg/Al2O3 assemblies were prepared by alternating current(AC) electrochemical deposition of Ag in the ordered pores ...
• 2001, 17 (02): 116-118 DOI: 10.3866/PKU.WHXB20010205

• 3581Abstract/Metrics
• 3064 PDF(1282KB)

• Quasiclassical Trajectory Study of Reaction of Chlorine Substituting the Primary Hydrogen of Propane
• Zhang Tian-Li;Yan Ji-Min;Kong Fan-Ao
• The reaction of Cl substituting the primary hydrogen of C3H8 was investigated by quasiclassical trajectory method. The t...
• 2001, 17 (02): 119-122 DOI: 10.3866/PKU.WHXB20010206

• 3335Abstract/Metrics
• 2607 PDF(1520KB)

• Thermokinetic Research Method for Parallel Reactions
• Chen Yong;Wang Hai-Dong;Zeng Xian-Cheng
• According to the theoretical basis of thermokinetics,the thermokinetic equations of parallel first order reactions and p...
• 2001, 17 (02): 123-127 DOI: 10.3866/PKU.WHXB20010207

• 3427Abstract/Metrics
• 2627 PDF(1483KB)

• Spectra and Electrocatalytic Reduction of Dioxygen of Mesotetrakis (4Nbenzylpyridyl)porphyrinmetaloxo Cluster Supramolecular Complex
• Liu Shu-Qing;Xu Ji-Qing;Sun Hao-Ran;Li Dong-Mei;Zeng Qing-Xin;Song Yu-Jiang
• Spectral behavior of mesotetrakis(4Nbenzylpyridyl)porphyrinmetaloxo cluster (SiW12O4－40) supramolecular systems in ...
• 2001, 17 (02): 128-133 DOI: 10.3866/PKU.WHXB20010208

• 3496Abstract/Metrics
• 2723 PDF(2208KB)

• The Preparation and Characterization of Platinum Based PbSb Surface Alloy Electrode
• Xia Sheng-Qing;Chen Sheng-Pei;Sun Shi-Gang
• The electrocatalysts of platinum based PbSb surface alloy were prepared by electrochemical codeposition under cyclic vo...
• 2001, 17 (02): 134-139 DOI: 10.3866/PKU.WHXB20010209

• 3266Abstract/Metrics
• 2694 PDF(1996KB)

• Electrocatalytic Reduction of Oxalic Acid on Platinum Based PbSb Surface Alloy Electrode
• Xia Sheng-Qing;Chen Sheng-Pei;Sun Shi-Gang
• The platinum based PbSb surface alloy supported on glassy carbon prepared by electrochemical codeposition has been appl...
• 2001, 17 (02): 140-143 DOI: 10.3866/PKU.WHXB20010210

• 4014Abstract/Metrics
• 2988 PDF(1465KB)

• Density, Turbidity and Microscopic Structure of AOT/H₂O/oil Microemulsions
• Li Peng;An Xue-Qin;Shen Wei-Guo
• Methods for study the microscopic properties of droplets in microemulsions by precise measurements of density, refractiv...
• 2001, 17 (02): 144-149 DOI: 10.3866/PKU.WHXB20010211

• 4191Abstract/Metrics
• 2766 PDF(1631KB)

• Structure and Property of Ni-W-B Alloy Electrodeposits Before and After Heat Treatment
• Cao Gang-Min;Yang Fang-Zu;Huang Ling;Niu Zhen-Jiang;Xu Shu-Kai;Zhou Shao-Min
• The structure and microhardness of NiWB alloy were studied by means of electrochemical techniques, XPS, DSC and XRD be...
• 2001, 17 (02): 150-154 DOI: 10.3866/PKU.WHXB20010212

• 4340Abstract/Metrics
• 2530 PDF(1707KB)

• Study on Vapor-Liquid Phase Equilibria for CO₂-C₂H₅OH System
• Tian Yi-Ling;Han Ming;Chen Li;Feng Ji-Jun;Qin Ying
• The vaporliquid phase equilibria of the binary system of CO2C2H5OH were measured for four isotherms between 60 ℃ an...
• 2001, 17 (02): 155-160 DOI: 10.3866/PKU.WHXB20010213

• 3508Abstract/Metrics
• 2799 PDF(1610KB)

• H₂ or CO Chemsorption on Co-based Catalysts for F-T Synthesis
• Chen Jian-Gang;Xiang Hong-Wei;Dong Qing-Nian;Wang Xiu-Zhi;Sun Yu-Han
• Both Co/SiO2 and Co/ZrO2/SiO2 catalysts for FT synthesis were characterized by temperature programmed desorption (TPD) ...
• 2001, 17 (02): 161-164 DOI: 10.3866/PKU.WHXB20010214

• 4135Abstract/Metrics
• 3117 PDF(1659KB)

• Reaction of Surface Hydroxyl Group of MCM41 with Tetraneopentylzirconium
• Wang Xu-Xu;Fu Xian-Zhi
• ZrNp4 could react at room temperature with surface hydroxy groups of MCM41 molecular sieve, with formation of an organo...
• 2001, 17 (02): 165-168 DOI: 10.3866/PKU.WHXB20010215

• 3526Abstract/Metrics
• 2898 PDF(1709KB)

Note

• Surface Organic Modification of SiO₂ ＆ Al₂O₃ Coated TiO₂ Particles with Titanate Coupling Reagent
• Lin Yu-Lan;Wang Ting-Jie;Qin Cao;Jin Yong
• The surface organic modification of TiO2 particles with titanate coupling reagent,which was precoated with double layer...
• 2001, 17 (02): 169-172 DOI: 10.3866/PKU.WHXB20010216

• 3122Abstract/Metrics
• 3287 PDF(1646KB)

• End-to-end Distance and its Probability Distribution of Polymer Chains
• Huang Jian-Hua;Jiang Wen-Hua;Han Shi-Jun
• The problem of polymer chains near an impenetrable plane is investigated by means of the probability method. It is shown...
• 2001, 17 (02): 173-176 DOI: 10.3866/PKU.WHXB20010217

• 3359Abstract/Metrics
• 2789 PDF(1365KB)

• Preparation of TiO2 Nanoparticles by Hydrothermal Method and its Application for Photoelectrochemical Cell
• Gao En-Qin;Zhang Li;Yang Mai-Zhi;Cai Sheng-Min
• By varying the hydrolysis and hydrothermal processing parameters in preparing TiO2 nanoparticles different sizes of TiO2...
• 2001, 17 (02): 177-180 DOI: 10.3866/PKU.WHXB20010218

• 7093Abstract/Metrics
• 4653 PDF(1655KB)

• Synthesis and EPR Spectra of Cu(Ⅱ) Complexe with Salicylidene Tyrosine Schiff Base
• Shi Wei-Liang;Chen De-Yu
• A new Schiff base derived from tyrosine and salicylidene and its copper(Ⅱ) complex have been synthesized and characteriz...
• 2001, 17 (02): 181-184 DOI: 10.3866/PKU.WHXB20010219

• 3759Abstract/Metrics
• 2797 PDF(1636KB)

• The Interaction of Methylene Blue and Bovine Serum Albumin in SDS Micelle System
• Guo Rong;Fan Guo-Kang;Liu Tian-Qing;Jiao Xin-An
• The interaction of methylene blue(MB) and bovine serum albumin(BSA) is investigated in the SDS micelle system which is s...
• 2001, 17 (02): 185-188 DOI: 10.3866/PKU.WHXB20010220

• 3414Abstract/Metrics
• 3131 PDF(1296KB)

• Mutual Action of Di(2ethlhexyl)dithiophosphoric Acid and Trioctylamine and the Mechanism of Zinc Ion Extraction by them
• Zhang Da-Li;Ke Jia-Jun;Lu Li-Zhu
• The extraction of zinc by di(2ethylhexyl)dithiophosphoric acid(D2EHDTPA)trioctylamine(TOA) was investigated.Conducta...
• 2001, 17 (02): 189-192 DOI: 10.3866/PKU.WHXB20010221

• 3288Abstract/Metrics
• 2604 PDF(1503KB)