Communication

• Momentum Profiles of Cyclopentane
• Wang Fang;Li Gui-Qin;Zhang Tao;Ning Chuan-Gang;Wang Yan;Deng Jing-Kang;Zheng Yan-You
• The valence electron structure of cyclopentane was measured by using high resolution(ΔE=1.16 eV,ΔP=0.1 au) (e,2e) spectr...
• 2001, 17 (08): 673 -675 DOI: 10.3866/PKU.WHXB20010801

• 2924Abstract/Metrics
• 2339 PDF(616KB)

ARTICLE

• BrO^-₃-SO^2-₃-H^＋-KMnO₄ pH Oscillation Reaction
• Liu Zhi-Jian;Cai Zun-Sheng;Ning Yu;Li Yan-Ni;Wang Gui-Chang;Zhao Xue-Zhuang
• Based on the BrO-3--H＋-KMnO4 pH oscillation system ,the effect of changing the reaction parameters on the properties of ...
• 2001, 17 (08): 676 -681 DOI: 10.3866/PKU.WHXB20010802

• 4109Abstract/Metrics
• 2521 PDF(1254KB)

• Statistical Modeling of Liquid Wetting in Fibrous Assemblies
• Zhong Wen;Ding Xin;Tang Zhi-Lian
• A statistical model,the two-dimensional Ising model,combined with Monte Carlo method,is applied to analyze quantitativel...
• 2001, 17 (08): 682 -686 DOI: 10.3866/PKU.WHXB20010803

• 3196Abstract/Metrics
• 2203 PDF(760KB)

• Preparation of Short Single Walled Carbon Nanotubes by CVDGrowth and by Chemical Oxidation
• Wei Zhong;Chen Yan;Liu Zhong-Fan
• Short single walled carbon nanotubes (SWNTs) were prepared by shortening CVD growth time and by postsynthesis chemical ...
• 2001, 17 (08): 687 -691 DOI: 10.3866/PKU.WHXB20010804

• 3943Abstract/Metrics
• 3255 PDF(1603KB)

• Phase Behavior of Lyotropic Liquid Crystal Formation in Mixed Cationic and Anionic Surfactants System
• Hu Shang-Lin;Huang Long;Dai Le-Rong
• The formation and structural variation of lyotropic liquid crystal in mixed cationic surfactants (alkyl (C8,C12,C14)trim...
• 2001, 17 (08): 692 -695 DOI: 10.3866/PKU.WHXB20010805

• 3273Abstract/Metrics
• 2573 PDF(641KB)

• Investigation on Catalytic Decomposition of N-nitrosamines over Zeolites
• Xue Jun;Zhu Jian-Hua;Shen Bin;Ma Li-Li
• Decomposition of Nnitrosodimethylamine (NDMA) and Nnitrosopyrrolidine (NPYR) on zeolite Y and ZSM5 was investigated b...
• 2001, 17 (08): 696 -701 DOI: 10.3866/PKU.WHXB20010806

• 3359Abstract/Metrics
• 2961 PDF(1630KB)

• Chemical Synthesis in Microwave Field of Electrode Materials Li-Mn-O System
• Liu Han-Xing;Zhou Zheng-Ping;Zhao Shi-Xi;Hao Hua;Ouyang Shi-Xi
• Chemosynthesis in microwave field, was employed to obtain the electrode materials for LiMnO system by using different...
• 2001, 17 (08): 702 -707 DOI: 10.3866/PKU.WHXB20010807

• 3349Abstract/Metrics
• 3015 PDF(1678KB)

• MediumRange Order Structure Clusters in Cu12％Al Elloys Melt
• Pan Xue-Min;Bian Xiu-Fang;Qin Jing-Yu;Wang Wei-Min
• Using Xray diffraction, the structure factors of molten Cu12％(mass fraction)Al alloys and pure copper have been invest...
• 2001, 17 (08): 708 -712 DOI: 10.3866/PKU.WHXB20010808

• 3615Abstract/Metrics
• 2696 PDF(1618KB)

• Preparation of Monodispersed Superfine Titanium Dioxide Particles and Size Control
• Chen Hong-Ling;Wang Yan-Ru;Shi Jun
• Titanium tetrachloride reacted with triethanolamine to form soluble titanium compound. The compound was aged at 145 ℃ fo...
• 2001, 17 (08): 713 -717 DOI: 10.3866/PKU.WHXB20010809

• 3740Abstract/Metrics
• 2999 PDF(1715KB)

• CVD Synthesis and Diameter Distribution of SingleWalled Carbon Nanotubes
• Wei Zhong;Chen Yan;Liu Zhong-Fan
• Singlewalled carbon nanotubes (SWNTs) were synthesized by the decomposition of methane on Al2O3 supported Fe,Co,Ni,Ru c...
• 2001, 17 (08): 718 -722 DOI: 10.3866/PKU.WHXB20010810

• 3857Abstract/Metrics
• 3014 PDF(1613KB)

• Gibbs Ensemble Monte Carlo Simulation of Adsorption Equilibrium of Methane
• Zhou Jian;Wang Wen-Chuan
• The adsorption equilibrium of methane in activated carbon was simulated by the Gibbs ensemble Monte Carlo(GEMC) method.A...
• 2001, 17 (08): 723 -727 DOI: 10.3866/PKU.WHXB20010811

• 4369Abstract/Metrics
• 2537 PDF(643KB)

• Comparative Study of the Electrochemical Behavior of the Central Ions of Four Ruthenium (Ⅱ) Complexes
• Li Hong;Chao Hui;Jiang Xiong;Ji Liang-Nian
• The electrochemical behavior of mononuclear and symmetrical binuclear ruthenium（Ⅱ） complexes [Ru1:Ru(bpy)2DIPB(ClO4)2,Ru...
• 2001, 17 (08): 728 -732 DOI: 10.3866/PKU.WHXB20010812

• 4010Abstract/Metrics
• 2795 PDF(681KB)

• Activation of Methane over Ni/TiO₂ Catalyst
• Yan Qian-Gu;Luo Chun-Rong;Weng Wei-Zheng;Yang Le-Fu;Wan Hui-Lin;Wu Ting-Hua
• The reactions of methane partial oxidation (POM) and methane reforming with CO2 to produce synthetic gas over Ni/TiO2 ca...
• 2001, 17 (08): 733 -738 DOI: 10.3866/PKU.WHXB20010813

• 4165Abstract/Metrics
• 3069 PDF(786KB)

• Preparation and Characterization of Nanometer-sized CeO₂ /Polystyrene Hybrid Material
• Dong Xiang-Ting;Zhang Li;Zhang Wei;Wang Li-Ping;Hong Guang-Yan
• Nanometer-sized CeO2/polystyrene hybrid material was prepared using reversed micelles microemulsion method. XRD analysis...
• 2001, 17 (08): 739 -742 DOI: 10.3866/PKU.WHXB20010814

• 4580Abstract/Metrics
• 2732 PDF(493KB)

Note

• ¹H NMR Study of Self-assembly of Dendr.PE-PAA,an Amphiphilic Block Copolymer in Aqueous Solution
• Mao Shi-Zhen;Wang Tian-Zhi;Miao Xi-Jia;Fang Xiao-Wen;Yuan Han-Zhen;Du You-Ru;Zhu Lin-Yong;Li Miao-Zhen;Wang Er-Jian
• The behavior of a novel amphiphilic block copolymer,Dendr.PE-PAA,in aqueous solution was studied by 1H NMR.The self-diff...
• 2001, 17 (08): 743 -746 DOI: 10.3866/PKU.WHXB20010815

• 3993Abstract/Metrics
• 3034 PDF(608KB)

• Structure and Dielectric Properties of A New Tantalate Ba₃TiTa₄O₁₅
• Zhang Hui;Fang Liang;Yuan Run-Zhang
• A tantalate Ba3TiTa4O15 was synthesized by doping Ti4＋ in the binary system BaOTa2O5. The crystal structure was determi...
• 2001, 17 (08): 747 -749 DOI: 10.3866/PKU.WHXB20010816

• 3369Abstract/Metrics
• 2727 PDF(1185KB)

• Structural Study of Ni-B Ultrafine Amorphous Alloy during Annealed Crystallization
• Wei Shi-Qiang;Zhang Xin-Yi;Liu Wen-Han;Wang Xiao-Guang;Yang Hong-Wei;Yan Wen-Sheng
• Xray absorption fine structure (XAFS) and Xray diffraction (XRD) have been combined to investigate the structure of Ni...
• 2001, 17 (08): 750 -752 DOI: 10.3866/PKU.WHXB20010817

• 3740Abstract/Metrics
• 2846 PDF(1293KB)

• Thermochemical Study of Mixed-ligands Complexes of L-glutamic Acid and L-arginine Acid with Copper Ions
• Qu Jing-Nian;Liu Yi;Li Lin-Wei;Qu Song-Sheng
• The Mixedligands complexes of Lglutamic acid and Larginine with Cu(Ⅱ) was synthesized. The composition of the complex...
• 2001, 17 (08): 753 -756 DOI: 10.3866/PKU.WHXB20010818

• 3968Abstract/Metrics
• 2724 PDF(1429KB)

• Phase Behavior of Polymer-solvent-supercritical CO₂ Ternary System
• Cao Wei-Liang;Liu Xin;Zhang Jing-Chang
• The solubility of polymer-supercritical CO2 binary systems was studied, and the effects of co-solvent on the solubility ...
• 2001, 17 (08): 757 -760 DOI: 10.3866/PKU.WHXB20010819

• 3719Abstract/Metrics
• 2519 PDF(589KB)

• Theoretical Study of the Adsorption of NO,CO and O₂ on Cu⁺ Zeolite
• Sun Yue-Ming;Yang Ping;Cao Ai-Nian;Zhang Yuan
• Based on Hartree-Fock and DFT theories,steric models of NO,CO and O2 adsorbed on Cu+ in Cu+ zeolite have obtained.The re...
• 2001, 17 (08): 761 -764 DOI: 10.3866/PKU.WHXB20010820

• 4070Abstract/Metrics
• 2877 PDF(1151KB)

• Structures of Langmuir Films of Bolaamphiphiles at the Air/Water Interface
• Lv Qing;Li Lin;Liu Ming-Hua
• Bolaamphiphile, in which two head groups are linked by one or two hydrophobic chains,has been attracting much interest i...
• 2001, 17 (08): 765 -768 DOI: 10.3866/PKU.WHXB20010821

• 2917Abstract/Metrics
• 2553 PDF(467KB)