Communication

• Multi-Nuclear NMR Studies of Hydrogen Bonding Between Alcohols and Aprotic Solvents
• Yan Xian-Zhong;Du You-Ru
• Binary systems of alcohols and aprotic solvents have been studied systematically by NMR measurements. ~1H, ~(13)C, ~(15)...
• 1990, 6 (01): 1 -3 DOI: 10.3866/PKU.WHXB19900101

• 2051Abstract/Metrics
• 2108 PDF(2745KB)

• A Geometrical Approach to the Structure in LiCl Quenching Process
• Tang Zheng-Quan;Shao Jun;Xu Hua;Chen Nian-Yi
• 1990, 6 (01): 4 -7 DOI: 10.3866/PKU.WHXB19900102

• 2045Abstract/Metrics
• 2228 PDF(3361KB)

ARTICLE

• Coloration and Enumeration of Stereoisomers
• Liang Cheng-Zhi;Jiang Yuan-Sheng
• The enumeration of stereoisomers is performed by concerning the ligand substitution as coloring of vertices in the skele...
• 1990, 6 (01): 8 -16 DOI: 10.3866/PKU.WHXB19900103

• 2030Abstract/Metrics
• 2242 PDF(2664KB)

• Studies on Action of 4-Substituent in Fentanyl Derivatives
• Chen Chang-Ying;Li Yu-Lin;Lian Hong-Shou;Chen Ji-Sheng
• The electronic structures and conformations of non-polar-substituted 4-n-propyl-fentanyl and polar substituted 4-methoxy...
• 1990, 6 (01): 17 -22 DOI: 10.3866/PKU.WHXB19900104

• 2255Abstract/Metrics
• 2083 PDF(4822KB)

• Quantitative Measurements of Vibrational Relaxation Rates in Supersonic Jets of I₂ B(ν′=43) State
• Ma Zhi-Liu;Huang Rui-Ping
• A LIF technique that employs a varying view field has been developed to give quantitative measurement for the vibrationa...
• 1990, 6 (01): 23 -31 DOI: 10.3866/PKU.WHXB19900105

• 2059Abstract/Metrics
• 2005 PDF(6220KB)

• Investigation of Adsorption-Desorption Kinetics of NO on Pd Surface
• Xi Guang-Kang;Bao Jian-Zhong;Shao Shu-Min;Li Sheng-Lin
• The interactions between NO and transition metal surfaces have received consi-derable attention because of the practical...
• 1990, 6 (01): 32 -38 DOI: 10.3866/PKU.WHXB19900106

• 2327Abstract/Metrics
• 1974 PDF(5079KB)

• Kinetics of the Thermal Gas-Phase Isomerization of Epoxypropane in a Single-Pulse Shock Tube
• Tan Zhi-Wei;Yang Hui-Xing;Han De-Gang
• The kinetics of the gas-phase thermal isomerization of epoxypropane has been studied over the temperature range 1045-117...
• 1990, 6 (01): 39 -45 DOI: 10.3866/PKU.WHXB19900107

• 2164Abstract/Metrics
• 2093 PDF(4759KB)

• Solubilities of Nitrogen in Mixed Solvents of N-Octane and ISO-Octane at High Pressures
• Han Bu-Xing;Yan Hai-Ke;Hu Ri-Heng
• Solubilities of nitrogen in binary mixtures of n-octane and iso-octane have been measured over the temperature range of ...
• 1990, 6 (01): 46 -50 DOI: 10.3866/PKU.WHXB19900108

• 2492Abstract/Metrics
• 2017 PDF(3477KB)

• Study on the Linear Free Energy Relationships,Linear Enthalpy Relationships and Linear Entropy Relationships of Cu(II)-Aminoacid Coordination Compounds in the Mixed Solvent Using Copper Ion-Selective Electrode
• Chen Zi-Yuan;Shen Zhen-Wen;Huang Si-Fan;He Shi-Fang
• The stability constants of coordination compounds formed from some α-amino acids(αA) DL-P-Fluoro phenylalanine, DL-Serin...
• 1990, 6 (01): 51 -56 DOI: 10.3866/PKU.WHXB19900109

• 2219Abstract/Metrics
• 2207 PDF(4543KB)

• A Study of the Electroreduction Mechanism of Phenol RED in Alkaline Dmso System
• Lu Shuang-Xing;Hu Zhi-Bin
• Electrochemical methods, ESR-Electrochemical methods and Spectroelectrochemical methods have been used to make a detaile...
• 1990, 6 (01): 57 -61 DOI: 10.3866/PKU.WHXB19900110

• 2282Abstract/Metrics
• 2034 PDF(3811KB)

• A Thermodynamic Study on Self-Association of Some Aliphatic Amines by Freezing Point Depression
• Bai Shi;Chen Ming-Zhi;Chen Wu-Feng;Zheng Guo-Kang
• A computer interface technique was applied to the data collecting system of the apparatus for measuring freezing points ...
• 1990, 6 (01): 62 -70 DOI: 10.3866/PKU.WHXB19900111

• 2288Abstract/Metrics
• 2102 PDF(6160KB)

• Thin-Layer Spectroelectrochemical Investigation on Indigo Carmine
• Shen Bao-En;Wang Gui-Liang
• The mechanisms of electrochemical reduction and electrochemical oxidation of Indigo Carmine were investigated by means o...
• 1990, 6 (01): 71 -76 DOI: 10.3866/PKU.WHXB19900112

• 2316Abstract/Metrics
• 2142 PDF(4732KB)

• Mass Spectrography Study on the Existence and Thermal Stability of Water in 12-Molybdophosphoric Acid
• Yang Shang-Run;Lv De-Yi;Tang Wei;Fu Xian-Cai
• The existence and thermal stability of H_2O in 12-molybdophosphoric acid (PMA) have been studied by temperature programm...
• 1990, 6 (01): 77 -82 DOI: 10.3866/PKU.WHXB19900113

• 2148Abstract/Metrics
• 2346 PDF(4450KB)

• Thermal Stability on Ion-Exchanged Montmorillonite
• Gong Bao-An;Lv Yi-Qian
• The Ni montmorillonite catalyst is prepared from raw bentonite and its activity of catalytic oxidation is evaluated in t...
• 1990, 6 (01): 83 -87 DOI: 10.3866/PKU.WHXB19900114

• 2136Abstract/Metrics
• 2149 PDF(3978KB)

Note

• Preparation of Uniform Spherical Magnetite Particles
• Chen Long-Wu;Zhang Ping-Ping;Jiang Ji-Sen;Zhou Nai-Fu
• In a simple experimental condition without dustproof equipment, satisfactory spherical magnetite particles of narrow siz...
• 1990, 6 (01): 88 -90 DOI: 10.3866/PKU.WHXB19900115

• 2235Abstract/Metrics
• 2100 PDF(2508KB)

• Mechanism of CsTmI₃ Formation and Its Phase-Transition Temperature
• Luo Shi-Min;Wang Shi-Hua
• With an attempt to improve our proposed one-step method for direct synthesis of CsTmI_3 from CsI:HgI_2:Tm (molar ratio 1...
• 1990, 6 (01): 91 -94 DOI: 10.3866/PKU.WHXB19900116

• 2164Abstract/Metrics
• 2159 PDF(3294KB)

• Luminescnce Properties of Ruthenium Complexes
• Guan Ye-Di;Chu Qing-Yi;Shang Zhen-Hai;Jin Xiang-Lin
• Several ruthenium complexes are prepared and the absorption and emission spe-ctra of their solutions in EtOH-MeOH at roo...
• 1990, 6 (01): 95 -99 DOI: 10.3866/PKU.WHXB19900117

• 2068Abstract/Metrics
• 2195 PDF(3250KB)

• Theoretical Study on the Isomerization Reaction of Methylsilene
• Ju Guan-Zhi;Ma Wan-Yong;Deng Cong-Hao;Yu Jian-Guo;Liu Ruo-Zhuang
• The titled isomerizaton of methylsilene has been studied at ab initio level. Theharmonic vibrational frequencies of reac...
• 1990, 6 (01): 100 -102 DOI: 10.3866/PKU.WHXB19900118

• 2079Abstract/Metrics
• 2357 PDF(2450KB)

• The Electrocatalysis for Proton Reduction of Ni Based Composite Plating Layer
• Ma Ling;Guo He-Tong;Tan Qi-Xian
• In this study, Ni-ZrO_2 and Ni-WC composite electrodes were prepared with the technique of composite electroplating, and...
• 1990, 6 (01): 103 -106 DOI: 10.3866/PKU.WHXB19900119

• 2034Abstract/Metrics
• 2102 PDF(2851KB)