Communication

• Aqueous Two-phase System of Catanionic Surfactant Mixtures Formed by Adding Salts
• Chen Li;Xiao Jin-Xin;Ma Ji-Ming
• The equimolar mixed system of decyltriethylammonium bromide and sodium decylsulfonate, which was homogeneous solution ev...
• 2003, 19 (07): 577-579. DOI: 10.3866/PKU.WHXB20030701

• 5753Abstract/Metrics
• 3622 PDF(1241KB)

ARTICLE

• Mechanism for the Reduction of Dichromate in the Polymerization of Aniline
• Liao Chuan-Ping;Gu Ming-Yuan
• The product of oxidative polymerization of aniline using dichromate as oxidant was proved to be polyaniline/Cr(OH)3 comp...
• 2003, 19 (07): 580-583. DOI: 10.3866/PKU.WHXB20030702

• 8012Abstract/Metrics
• 3239 PDF(1387KB)

• Kinetics of Dissolution and Transformation of Chloropinnoite in H3BO3 Aqueous Solution
• Li Xiao-Ping;Liu Zhi-Hong;Gao Shi-Yang;Hu Man-Cheng;Xia Shu-Ping
• The kinetics of dissolution and transformation processes of 2MgO•2B2O3•MgCl2•14H2O in 4.5％ H3BO3 aqueo...
• 2003, 19 (07): 584-587. DOI: 10.3866/PKU.WHXB20030703

• 5952Abstract/Metrics
• 3018 PDF(1633KB)

• The Electrocatalytic Oxidation of Hydrogen Peroxide on Polyaniline Doped with Ferrocenesulfonic Acid
• Mu Shao-Lin;Yang Yi-Fei;Tan Zhi-An
• Polyaniline（PAnFc） synthesized in a presence of ferrocenesulfonic acid and polyaniline（PAn） synthesized in the absence o...
• 2003, 19 (07): 588-592. DOI: 10.3866/PKU.WHXB20030704

• 6436Abstract/Metrics
• 3183 PDF(1345KB)

• Effects of Surface State of Nanocrystal PbTiO₃ on Their Dielectric Properties
• Ruan Sheng-Ping;Wang Jing;Zhang Li;Yang Dong;Xuan Li
• Nanocrystalline PbTiO3 powder was obtained by melting appropriate amount of stearic acid at 70 ℃, into which tetrabutyl ...
• 2003, 19 (07): 593-596. DOI: 10.3866/PKU.WHXB20030705

• 4929Abstract/Metrics
• 2935 PDF(1779KB)

• Templated Synthesis and Magnetic Properties of Fe-Co-Ni Ternary Alloy Nanowires
• Jiang Guo-Wei;Yao Lian-Zeng;Jin Chuan-Gui;He Ting;Lin Qing;Cai Wei-Li;Li Xiao-Guang;Yao Zhen
• Highly ordered ternary alloy nanowire arrays have been fabricated within nanochannels of anodic alumina membrane by elec...
• 2003, 19 (07): 597-600. DOI: 10.3866/PKU.WHXB20030706

• 5410Abstract/Metrics
• 3377 PDF(1701KB)

• Theoretical Calculation of Metastable Zone Width of Monomehypo Solution
• Wang Yan;Wang Seng-Qun;Li Jun
• Industrial crystallizers have to be operated at the optimum supersaturation which is less than the metastable zone width...
• 2003, 19 (07): 601-604. DOI: 10.3866/PKU.WHXB20030707

• 5640Abstract/Metrics
• 2898 PDF(1541KB)

• Experimental Measurements of Distribution of Retention Time for Aerosol Particles through Packed Column
• Yang Tong-Zai;Chen Yin-Liang;Xiong Wang;Yang Yan-Qiu;Ma Jun;Ye Shi-You;Liu Yi-Nong;Yu Zhong-Jin;Song Tao
• Principles of aerosol transport mechanics are widely used to describe the performance of various sampling,filtration and...
• 2003, 19 (07): 605-609. DOI: 10.3866/PKU.WHXB20030708

• 5288Abstract/Metrics
• 3437 PDF(1927KB)

• Synthesis, Thermostability and Bioactivity of Mixed Ligand Complexes of Lanthanum with Alanine and Imidazoles
• Yang Rui;He Shui-Yang;Gu Ai-Ping;Wen Zhen-Yi;Lin Xiang; Wen Hui-Zhong
• Two new ternary complexes La(Ala)3Im(ClO4)3•3H2O (La1) and La(Ala)3BenIm(ClO4)3•H2O (La2) of lanthanum perch...
• 2003, 19 (07): 610-615. DOI: 10.3866/PKU.WHXB20030709

• 5808Abstract/Metrics
• 3326 PDF(2110KB)

• Effect of Strain Rate and Potential on the Propagation of Stress Corrosion Crack
• Niu Lin;Zhang Chang-Qiao;Lin Hai-Chao
• On the basis of the model of slip-bare metal dissolution-repassivation and crack-tip strain analysis, a theoretical equa...
• 2003, 19 (07): 616-620. DOI: 10.3866/PKU.WHXB20030710

• 5132Abstract/Metrics
• 2919 PDF(1601KB)

• Preparation and Characterization of SurfaceModified SnO₂ Nanocrystals
• Gu Feng-Cai;Zhao Zhu-Xuan;Li Ying-Hui;Men Juan;Yan Ju-Ming;Liu Rui-Xian;Zhang Li-Hua
• The surface-modified SnO2 nanocrystals were prepared from SnO2 nanoparticles and silane coupling reagent KH-570 (γ-metha...
• 2003, 19 (07): 621-625. DOI: 10.3866/PKU.WHXB20030711

• 6316Abstract/Metrics
• 3428 PDF(1900KB)

• Quantum Study on the Reaction Mechanism of CH₃(²A′) Radicals with Ozone Reaction
• Li Lai-Cai;Tian An-Min
• The geometries of reactants, transition states, intermediates and products on the reaction of CH3(2A′)＋O3 have been opti...
• 2003, 19 (07): 626-629. DOI: 10.3866/PKU.WHXB20030712

• 5133Abstract/Metrics
• 2980 PDF(1120KB)

• Study on Electrodeposition of Er-Bi Alloy Films in Organic Bath
• Li Gao-Ren;Tong Ye-Xiang;Liu Guan-Kun
• Cyclic voltammetry and potentiostatic electrolysis were used to investigate the preparation of Er-Bi alloy films in LiCl...
• 2003, 19 (07): 630-634. DOI: 10.3866/PKU.WHXB20030713

• 5398Abstract/Metrics
• 3026 PDF(1679KB)

• The Photoelectrochemical Properties of Four Hemicyanine Derivatives on Nanocrystalline TiO₂ Electrode
• Yao Qiao-Hong;Shan Lu;Li Fu-You;Yin Dong-Dong;Huang Chun-Hui
• Four hemicyanine derivatives, (E)-N-(4-sulfobutyl)-4-[2-(4-N, N-dimethylamino- phenyl) ethenyl] pyridinium(P1), (E)-N-(4...
• 2003, 19 (07): 635-640. DOI: 10.3866/PKU.WHXB20030714

• 5259Abstract/Metrics
• 3190 PDF(1794KB)

• A Study of Interface Diffusion and Reaction of Ti/ZrN₂/Si Film
• Wang Li;Yin Mu-Sheng;Zhu Yong-Fa
• Ti/ZrN2 multiplayer was deposited on silicon wafer using DC magnetron sputtering method. Interface diffusion and chemica...
• 2003, 19 (07): 641-646. DOI: 10.3866/PKU.WHXB20030715

• 5133Abstract/Metrics
• 3190 PDF(1592KB)

• The Preparation and Electrochemistry of the Modified Electrodes by the Nano Silver-Zirconium Phosphate Composite Film
• Wang Yan-Ling;Zhang Guo-Rong
• A novel composite material consisting of nano-colloidal silver and zirconium phosphate was synthesized and applied for t...
• 2003, 19 (07): 647-650. DOI: 10.3866/PKU.WHXB20030716

• 5385Abstract/Metrics
• 3291 PDF(1871KB)

Note

• Structure and Thermodynamic Properties of UO₂, UC₂ and UCO
• Wang Hong-Yan;Chen Chang-An;Sun Ying;Zhu Zheng-He
• The structure parameters and some thermodynamic functions for UO2, UC2, UCO are calculated using ab initio method. The v...
• 2003, 19 (07): 651-653. DOI: 10.3866/PKU.WHXB20030717

• 5542Abstract/Metrics
• 3222 PDF(1050KB)

• Sulfonated Poly (phthalazinone ether sulfone ketone) Catalyst with High Thermal Stability
• An Zeng-Jian;Zhou Peng;Jian Xi-Gao;Cai Tian-Xi
• A new solid acid resin catalyst with high thermal stability——sulfonated poly (phthalazinone ether sulfone ketone) (S-PPE...
• 2003, 19 (07): 654-656. DOI: 10.3866/PKU.WHXB20030718

• 5474Abstract/Metrics
• 2928 PDF(1269KB)

• Surface Modification of PAn Particles
• Wei Jian-Hong;Shi Jing;Guan Jian-Guo;Yuan Run-Zhang
• By using modified sol-gel method, BaTiO3 nano-films were coated on the surface of polyaniline particles. The structure a...
• 2003, 19 (07): 657-660. DOI: 10.3866/PKU.WHXB20030719

• 5270Abstract/Metrics
• 3552 PDF(1595KB)

• Dissociation of Methane in Intense Femtosecond Laser Field
• Tang Xiao-Ping;Wang Su-Fan;Gao Li-Rong;Wang Cao;Kong Fan-Ao
• Methane molecules were irradiated by a laser beam in the intensity range of 7.6 ×1013～1.4×1014 W•cm－2 (800 nm, 160...
• 2003, 19 (07): 661-665. DOI: 10.3866/PKU.WHXB20030720

• 5591Abstract/Metrics
• 3174 PDF(1578KB)

• Supported Catalyst LaCoO₃/γ-Al₂O₃ Prepared by Impregnating under Ultrasound
• Liang Xin-Yi;Zhang Li-Ming;Ding Hong-Yuan;Qin Yong-Ning
• The supported catalyst LaCoO3/γ-Al2O3 was prepared by ultrasound during the impregnating preparation steps and the effe...
• 2003, 19 (07): 666-669. DOI: 10.3866/PKU.WHXB20030721

• 5573Abstract/Metrics
• 3225 PDF(1280KB)

• Emission Behavior of Non-Planar Intra-Molecular Conjugated Charge Transfer Compounds
• Zhou Li-Li;Jiang Yong-Cai;Ju Wei-Gang;Zhang Xiao-Hong;Wu Shi-Kang
• Two kinds of intra-molecular conjugated charge transfer compounds 2,3-dicyano-5,7-bis[2-[4-dimethylamino-phenyl]ethenyl]...
• 2003, 19 (07): 670-674. DOI: 10.3866/PKU.WHXB20030722

• 5456Abstract/Metrics
• 3168 PDF(1578KB)

Review

• ¹H NMR Studies of Surfactants in Aqueous Solutions
• Mao Shi-Zhen;Du You-Ru
• Surfactant is a substance that lowers the surface tension of the medium in which it is dissolved. They form oriented col...
• 2003, 19 (07): 675-680. DOI: 10.3866/PKU.WHXB20030723

• 6493Abstract/Metrics
• 7000 PDF(586KB)