Communication

• LASER PHOTOFRAGMENTATION OF CH₃SSCH₃ AT 248 nm
• Peng Bo; Cao Jianru*; Wen Ye; Zhong Xian; Zhang Jianming; Gu Haogang; Fang Wanguan; Wu Xiaojun; Zhu Qihe
• Photofragmentation of CH_3SSCH_3 at 248nm was studied by using rotatable pulsed molecular beam crossed with excimer lase...
• 1988, 4 (03): 225-228. DOI: 10.3866/PKU.WHXB19880301

• 2313Abstract/Metrics
• 2196 PDF(1489KB)

• THE THERMOSTABILITY OF OXYGEN ATOMS AT DIFFERENT SITES IN THE CRYSTAL LATTICE OF HIGH-T_C SUPERCONDUCTOR Ba₂YCu₃O_6.92
• Zhou Qinwei; Jiang Anren; Xie Quangen; Peng Ying; Liu Dingjiang; Deng Jingfa*
• Studies on high-T_c superconductor Ba_2YCu_3O_(6.92) using thermogravimetry, temperature programmed decomposition, oxyge...
• 1988, 4 (03): 229-233. DOI: 10.3866/PKU.WHXB19880302

• 2159Abstract/Metrics
• 2043 PDF(2007KB)

• FORMATION MECHANISM OF HIGH T_C SUPERCONDUTING PHASE YBa₂Cu₃O_7-δ
• Tang Youqi; Zhang Yufen*; Zheng Xiangmiao; Wei Chengquian; Lin Bingxiong
• The Y-Ba-Cu mixed oxide system is obtained when any kinds of materials containing Y, Ba, Cu are heated at 850 ℃. when he...
• 1988, 4 (03): 234-238. DOI: 10.3866/PKU.WHXB19880303

• 2343Abstract/Metrics
• 1949 PDF(1794KB)

• PREPARATION AND STRUCTURAL STUDY OF HIGH T_C SUPERCONDUTING PHASE LaBa₂Cu₃O_7-δ
• Zhang Yufen*; Zheng Xiangmiao; Zhu Wenjie; Lin Bingxiong; Tang Youqi
• A stable orthorhombic superconduting phase LaBa_2Cu_3O_(7-δ), with T_c 82K and Meissner effect 13.6%, has been prepared ...
• 1988, 4 (03): 239-243. DOI: 10.3866/PKU.WHXB19880304

• 2144Abstract/Metrics
• 1980 PDF(1825KB)

ARTICLE

• DYNAMIC ¹H NMR STUDIES OF SOLVENT EFFECT FOR BENZO-AZACROWN-ETHERS IN CDCl₃ SOLUTIONS
• Zeng Jingcheng*; Shen Lianfang;
  Lu Tianbao; Wu Chengtai
• The influences (Dilution Shift Effect) of sample concentration on ~1H NMR spectra and spin-lattice relaxation times in b...
• 1988, 4 (03): 244-249. DOI: 10.3866/PKU.WHXB19880305

• 2684Abstract/Metrics
• 2371 PDF(2106KB)

• NMR STUDY OF THE ADSORPTION OF HYDROCARBONS ON SEVERAL TYPICAL NATIVE CHARCOALS Ⅱ. ¹H NMR Study of Adsorbed Benzene, Cyclohexane, n-Pentane and n-Hexane
• Du Youru*; Shen Lianfang; Kong Yuhua; Hu Aiguo
• Adsorption and desorption of benzene, cyclohexane, n-pentane and n-hexane on four native charcoals were measured. The ad...
• 1988, 4 (03): 250-255. DOI: 10.3866/PKU.WHXB19880306

• 2998Abstract/Metrics
• 2140 PDF(2097KB)

• THE REACTION CHANNELS AND FRAGMENT ENERGY DISTRIBUTIONS OF THE LASER PHOTOFRAGMENTATION OF C₂H₅I
• Cao Jianru*; Wen Ye; Zhang Jianming; Qu Haogang; Zhong Xian; Fang Wanquan; Wu Xiaojun; Zhu Qihe
• The translational and internal energy distributions of the photofragments for the processes C_2H_5I→C_2H_5+I~*(~2p_(1/2)...
• 1988, 4 (03): 256-261. DOI: 10.3866/PKU.WHXB19880307

• 2312Abstract/Metrics
• 2073 PDF(2303KB)

• STUDIED ON THE SYNTHESIS OF ETHANOL FROM CO HYDROGENATION WITH THE TRANSIENT RESPONSE TECHNIQUE——ADSORPTIVE CHARACTERISTICS OF H₂ AND CO ON THE MODIFIED Rh/Al₂O₃ CATALYSTS
• Lu Yun; Liu Danchu*; Zheng Shengan
• Quadrupole mass spectrometer was used in the transient response technique as an analytical tool. With this technique the...
• 1988, 4 (03): 262-266. DOI: 10.3866/PKU.WHXB19880308

• 2255Abstract/Metrics
• 2333 PDF(1870KB)

• THE STUDY OF STRUCTURE AND PHASE CONTENT IN NiO/α-Al₂O₃ CATALYST BY EXAFS
• Chen Zhixue;
  Zhao Yaqin; Lu Kunquan*
• The structure and phase content in industrial catalyst NiO/α-Al_2O_3 before and after reaction were studied by EXAFS. Pa...
• 1988, 4 (03): 267-272. DOI: 10.3866/PKU.WHXB19880309

• 2370Abstract/Metrics
• 2008 PDF(2152KB)

• POWDER MICROELECTRODE Ⅱ. IRREVERSIBLE ELECTROCHEMICAL REACTIONS
• Li Changming*; Zha Quanxing
• The behaviors of powder microelectrodes for irreversible reduction of oxygen and thionyl chloride were studied. The post...
• 1988, 4 (03): 273-278. DOI: 10.3866/PKU.WHXB19880310

• 2495Abstract/Metrics
• 2275 PDF(2154KB)

• A STUDY ON THE SOLVATION OF Na⁺ IN BINARY MIXTURE OF SOLVENTS BY Na-23 NMR (Ⅱ)
• Huang Yining; Li Zhifen*; Liu Ruilin
• ~(23)Na~+ chemical shifts of NaBPh_4 in mixed solvents of CH_3OH-CH_3COCH_3, CH_3OH-CH_3CN, DMSO-DMF, DMSO-HCONH_2 were ...
• 1988, 4 (03): 279-284. DOI: 10.3866/PKU.WHXB19880311

• 2288Abstract/Metrics
• 2169 PDF(2050KB)

• SOLUBILITIES OF HYDROGEN IN ACETONEWATER MIXED SOLVENTS
• Song Hang; Liu Guojie; Hu Ying*
• An improved apparatus for precisely measuring the gas solubilities in mixed solvents was reported. The apparatus can als...
• 1988, 4 (03): 285-289. DOI: 10.3866/PKU.WHXB19880312

• 2970Abstract/Metrics
• 2165 PDF(1890KB)

• INVESTIGATION OF SURFACTANTS ADSORPTION ON LOW-ENERGY SOLID SURFACE Ⅱ. BY THE ADHESION TENSION METHOD——THE ADSORPTION OF HYDROCARBON AND FLUOROCARBON SURFACTANTS
• Zhu Buyao*; Xiang Yan
• The adhesion tensions of surfactant solution/solid interface hare been measured by Wilhelmy method. The adsorptions of s...
• 1988, 4 (03): 290-295. DOI: 10.3866/PKU.WHXB19880313

• 2367Abstract/Metrics
• 2067 PDF(1953KB)

• REACTIVE SCATTERING CALCULATIONS OF COLLINEAR TRIATOMIC SYSTEMS IN HYPERSPHERICAL COORDINATES BY FIRST-ORDER MAGNUS NUMERICAL PROPAGATION METHOD
• Sun Qiyan; Wu Dayong*; Lou Nanquan
• Hyperspherical coordinates are employed in describing collinear triatomic reactive scattering. Close-coupling differenti...
• 1988, 4 (03): 296-300. DOI: 10.3866/PKU.WHXB19880314

• 2289Abstract/Metrics
• 2065 PDF(1660KB)

• FTIR STUDY ON HYDROGEN SPILLOVER IN THE BENZENE HYDROGENATION SYSTEM
• Dong Qingnian*; Shan Yafeng; Xiao Youxie; Yang Lixin; Zhong Bin
• Hydrogen spillover has been studied by means of benzene hydrogenation reaction on Al_2O_3. The spillover hydrogen is pro...
• 1988, 4 (03): 301-306. DOI: 10.3866/PKU.WHXB19880315

• 2502Abstract/Metrics
• 2064 PDF(2305KB)

• STUDIES ON THE REACTION BETWEEN TETRALIN AND COUMARIN Ⅱ. THE FURTHER APPROACH TO KINETICS AND MECHANISM
• Huang Chaoran; Yang Huixing*; Han Degang
• This paper is concerned with the kinetics and mechanism for the reaction between tetralin and coumarin. Second order rea...
• 1988, 4 (03): 307-313. DOI: 10.3866/PKU.WHXB19880316

• 2113Abstract/Metrics
• 2078 PDF(2035KB)

• THE STUDIES OF CORRELATIONS BETWEEN THE PHOTOVOLTAIC EFFECT AND THE MOLECULAR STRUCTURE OF DYES IN ORGANIC CELLS
• Tian He*; Huang Songyu; Zhou Changshou
• A number of cyanine dyes and squarylium dyes have been investigeted. The relations between the photovoltaic effect and t...
• 1988, 4 (03): 314-319. DOI: 10.3866/PKU.WHXB19880317

• 2459Abstract/Metrics
• 2140 PDF(2062KB)

Note

• IVESTIGATION OF THE PSEUDO-BINARY SYSTEM Li₂WO₄-MgWO₄
• Fu Zhengmin*; Li Wenxiu; Liu Yongqing; Li Junfang
• The phase diagram of a pseudo-binary system Li_2WO_4-MgWO_4 has been investigated by means of DTA and X-ray powder diffr...
• 1988, 4 (03): 320-324. DOI: 10.3866/PKU.WHXB19880318

• 2353Abstract/Metrics
• 1897 PDF(1690KB)

• DISCUSSION ON THE T-V PROCESS IN CN RADICAL WITH HIGH TRANSLATION ENERGY (1.5 eV)
• Li Xuechu*;
  W.M.Jackson
• The vibrational distributions of CNX~2Σ~+ have been obtained in photolysis of BrCN at 193 nm. An obvious increase of v″=...
• 1988, 4 (03): 325-328. DOI: 10.3866/PKU.WHXB19880319

• 2378Abstract/Metrics
• 1868 PDF(1775KB)

• A STUDY OF VAPOR-LIQUID EQUILIBRIUM FOR THE TERNARY SYSTEM Li₂SO₄-C₂H₅OH-H₂O AT PLATEAU ATOMSPHERE
• Pan Huanqian*; Xia Shuping; Qao Shiyang
• In this paper, a lernary system of Li_2SO_4-C_2H_5OH-H_2O, saturated with salt, was studied. The modified Rose still was...
• 1988, 4 (03): 329-331. DOI: 10.3866/PKU.WHXB19880320

• 2275Abstract/Metrics
• 1938 PDF(1103KB)

• STUDIES ON KINETICS OF REDUCTION OF IRON (Ⅲ) OXIDES
• Wang Wenxiang*; Xu Jie; Ma Fuqin
• The kinetic behavior of reduction for iron (III) oxides was studied by means of TG-DTA thermal analyzer under temperatur...
• 1988, 4 (03): 332-336. DOI: 10.3866/PKU.WHXB19880321

• 2187Abstract/Metrics
• 2600 PDF(1723KB)