Communication

• A New Method for Calculating Partition Coefficients of Organic Compounds
• Wang Ren-Xiao,Fu Ying,Lai Lu-Hua
• A new method is presented for the calculation of octanol/water partition coefficients. On the basis of summation of atom...
• 1997, 13 (01): 1-4 DOI: 10.3866/PKU.WHXB19970101

• 3130Abstract/Metrics
• 2276 PDF(702KB)

ARTICLE

• A Study on the Molecular Conformation of Styryl Pyrazine Compounds
• Li Ze-Min,Wu Shi-Kang
• Four styryl pyrazine derivatives with different structure have been synthesized. The absorption and fluorescence spectra...
• 1997, 13 (01): 5-10 DOI: 10.3866/PKU.WHXB19970102

• 3196Abstract/Metrics
• 2553 PDF(957KB)

• The Photophysical Process of A New Kind of Porohyrin-Phthalocyanine Heterodimer
• Li Xi-You,Tian Hong-Jian,Zhou Qing-Fu,Xu Hui-Jun
• Intramolecular energy-transfer and electron-transfer of porphyrin-phthalocyanine heterodimer, linked by piperazine, were...
• 1997, 13 (01): 11-15 DOI: 10.3866/PKU.WHXB19970103

• 2887Abstract/Metrics
• 2551 PDF(819KB)

• ¹H NMR Studies of Plastic Organic Solids
• Hu Jian-Zhi,Mao Sheng-Hua,Feng Han-Qiao,Zhou Jin-Yuan,Deng Feng,Yang Nian-Hua,Li
• The 1H MAS spectrum of a plastic organic solid is usually composed of a high-resolution component and a broadline compon...
• 1997, 13 (01): 16-19 DOI: 10.3866/PKU.WHXB19970104

• 3072Abstract/Metrics
• 2621 PDF(697KB)

• Characteristics of Colloidal Aggregates with Weakly Bound Potential under Shear
• Li Jing-Sheng,P.Mark Rodger
• Research on characteristics of colloidal aggregates with Lennard-Jones potential under shear has been carried out. The f...
• 1997, 13 (01): 20-27 DOI: 10.3866/PKU.WHXB19970105

• 2946Abstract/Metrics
• 2368 PDF(1465KB)

• Characteristics of Colloidal Aggregates with Many-body Effect
• Li Jing-Sheng,P.Mark Rodger
•  Effects of many-body (by Sutton-Chen potential, SC) on colloidal aggregates have been examined and compared with t...
• 1997, 13 (01): 28-35 DOI: 10.3866/PKU.WHXB19970106

• 2836Abstract/Metrics
• 2235 PDF(1378KB)

• Theoretical Study on Pyrolysis of Mononitrate Esters
• Gong Xue-Dong,Xiao He-Ming
• The pyrolysis reactions of ten mononitrate esters have been studied by using SCFAM1-MO method. The effect of alkyl subst...
• 1997, 13 (01): 36-41 DOI: 10.3866/PKU.WHXB19970107

• 3000Abstract/Metrics
• 2495 PDF(933KB)

• Structure-Dependent Electron Transfer Kinetics of Azobenzene Self-Assembled Monolayers on Gold
• Zhao Jian-Wei,Yu Hua-Zhong,Wang Yong-Qiang,Zhang Hao-Li,Liu Z
•  The self-assembling process and electrochemical behavior of (4-ethoxy-4'-N-(2"-mercaptoethyl) aminocarbonyl-a...
• 1997, 13 (01): 42-47 DOI: 10.3866/PKU.WHXB19970108

• 3743Abstract/Metrics
• 2525 PDF(1071KB)

• Preparation and Characterization of β-FeOOH Aerogels
• Gan Li-Hua,Yue Tian-Yi,Chen Long-Wu,Li Guang-Ming,Zhou Bin
• Monolithic β- FeOOH aerogels which consist of rodlike particles with lengths of about 18nm and diameters of about 5...
• 1997, 13 (01): 48-51 DOI: 10.3866/PKU.WHXB19970109

• 3798Abstract/Metrics
• 2708 PDF(727KB)

Note

• Determination of the Fractal Dimension of Particle Surface by Chemical Kinetic Method
• Guo Xiang-Yun,Zhong Bing,Peng Shao-Yi
• A chemical kinetic method based on the kinetic expression of the second-order reaction on fractals is used to determine ...
• 1997, 13 (01): 52-55 DOI: 10.3866/PKU.WHXB19970110

• 3275Abstract/Metrics
• 2848 PDF(511KB)

• Spectral Properties of Ultrafine Particles of Eu(DBM)₃
• Hu Lin-Xue,Wang Bao-Lan,Li Jian-Ping,Li Xiao-Qin,Li Hong-Bin
• The colloids of Eu(DBM)3 and ultrafine particles Eu(DBM)3 were perpared. The particle sizes determined by X-ray and by T...
• 1997, 13 (01): 56-59 DOI: 10.3866/PKU.WHXB19970111

• 3330Abstract/Metrics
• 2580 PDF(667KB)

• Studies on the Characteristics of CoFe₂O₄ Catalyst Prepared by Chemical Precipitation under Microwave Radiation
• Zhao Guang-Ping,Hong Pin-Jie
• It was found that the catalyst aged under microwave radiation is much more active for H2O2 decomposition than that aged ...
• 1997, 13 (01): 60-63 DOI: 10.3866/PKU.WHXB19970112

• 3337Abstract/Metrics
• 2385 PDF(615KB)

• Determination of Terminal OH Groups in Polymers by Differential Direct Injection Enthalpimetry
• Zhou Xu-Zhang,Chen Jing-Wei,Shan Fu
• A thermometric method in which the heat of reaction is used as a quantitative measure of terminal OH groups in polymers ...
• 1997, 13 (01): 64-67 DOI: 10.3866/PKU.WHXB19970113

• 2923Abstract/Metrics
• 2194 PDF(541KB)

• Studies on Cell Kinetics VII.The non-growth metabolic characteristics of plant cells
• Liu Yi,Tan Zhi-Qun,Xiong Ya,Song Zhao-Hua,Qu Song-Sheng,Wang Yuan-Xiang
• The heat output of the plant cells-Chlorella vulgaris has been determined using the LKB-2277 bioactivity monitor. The me...
• 1997, 13 (01): 68-70 DOI: 10.3866/PKU.WHXB19970114

• 3265Abstract/Metrics
• 2477 PDF(422KB)

• Microcalorimetric Study on the Respiratory Burst of Polymorphonuclear Leukocytes
• Tan An-Min,Huang Yuan-Qing,Qu Song-Sheng
• The heat production of Wistar rat polymorphonuclear leukocytes (PMN) was measured by an LKB 2277 Thermal Activity Monito...
• 1997, 13 (01): 71-73 DOI: 10.3866/PKU.WHXB19970115

• 3073Abstract/Metrics
• 2365 PDF(433KB)

• Preparation of Hydrophobic Sols by Method of Emulsion
• Yu Ming,Zhang Yu-Ting
• Uniform colloidal particles of BaCO3 are produced in the system of n-octanol, BaCl2 and Na2CO3 aqueous solutions under t...
• 1997, 13 (01): 74-78 DOI: 10.3866/PKU.WHXB19970116

• 3368Abstract/Metrics
• 2342 PDF(781KB)

• Influence of the Method of Adding Potassium Promoter on Catalyst for Dehydrogenation of Diethylbenzene
• Song Wei,Liang Zhen-Cheng,Qin Yong-Ning
•  The catalyst for dehydrogenation of diethylbenzene(DEB) to divinylbenzene(DVB) was studied. Potassium-promoted iro...
• 1997, 13 (01): 79-82 DOI: 10.3866/PKU.WHXB19970117

• 3300Abstract/Metrics
• 2510 PDF(626KB)

• Study of the Microenviroment of Methyl Modified β-cyclodextrin Cavity Using TICT Fluorescent Probe
• Lin Li-Ge,Jiang Yun-Bao,Du Xin-Zhen,Huang Xian-Zhi,Chen Guo-Zhen
• p-dimethylaminobenzonitrile (DMABN), a typical dual fluorescent flurophore (TICT flurophore), was used as fluorescent pr...
• 1997, 13 (01): 83-85 DOI: 10.3866/PKU.WHXB19970118

• 3022Abstract/Metrics
• 2380 PDF(443KB)

• Preparation of Fe₂(MoO₄)₃ Ultrafine Particle Catalyst
• Kuang Wen-Xing,Fan Yi-Ning,Chen Kai-Dong,Wang Jing-Lei,Chen Yi
• Fe2(MoO4)3 ultrafine particle catalyst has been prepared successfully by the sol-gel process at lower temperature. The i...
• 1997, 13 (01): 86-88 DOI: 10.3866/PKU.WHXB19970119

• 3498Abstract/Metrics
• 2671 PDF(576KB)

• Interfacial Tensions between Water and Non-polar Fluids at High Pressures and High Temperatures
• Tian Yi-Ling,Xiao Yan-Fan,Zhu Hong-Xu,Dong Xi-Jing,Ren Xiao-Wen,Zhang Feng-Cai
• The pendent drop or standing bubble method is applied to measure the interfacial tensions between water and nonpolar flu...
• 1997, 13 (01): 89-95 DOI: 10.3866/PKU.WHXB19970120

• 5781Abstract/Metrics
• 3185 PDF(1019KB)