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Nuclear Science and Techniques

《核技术》(英文版) ISSN 1001-8042 CN 31-1559/TL     2018 Impact factor 0.961

GENERAL PROPERTIES OF DOMESTIC RADIOCHROMIC FILM ELECTRON DOSIMETER

The project established a system for routine measurement of electron dose and brought about a complete experimental approach for high-dose dosimetry. The paper reports some general properties of domes...

Chen Lishu (陈丽姝), Wen Youqin (闻友勤) and Sun Cunpu (孙存普)

1991, 2 (4): 193

RELEASE OF 14C—BUTACHLOR AND 14C—OXADIAZON FROM CR FORMULATIONS INTO WATER

14C-butachlor and 14C-oxadiazon could be released from four kinds of CR formulations into water respectively, and the release percentage of each herbicide increased with time, which could be expressed...

Sun Jinhe (孙锦荷), Li Xingming (李兴明), Chen Ziyuan (陈子元) and Zhang Qinzheng (张勤争)

1991, 2 (4): 199

THEORETICAL DESCRIPTION OF PERCENTAGE DEPTH DOSE CURVE FOR γ —RAY OF 60Co

A formula describing the percentage depth dose curve for 60Co γ beams is theoretically developed. The formula only needs a few data determined by measuring directly in water phantom and can be used to...

Zhou Zhixiao (周志孝)

1991, 2 (4): 204

LATTICE LOCATION DETERMINATION OF TRACE AMOUNT CARBON IN GALLIUM ARSENIDE BY THEORETICAL CALCULATION OF CPAA WITH CHANNELING

Combining the charged particle activation analysis (CPAA) and the channeling technique, partial concentrations of carbon on different crystal lattice locations of GaAs were calculated. The results sho...

Wei Luncun (韦伦存) Bao Shanglian (包尚联) Yang Qixiang (杨其湘) and Yang Xihong (杨熙宏)

1991, 2 (4): 211

NAA OF Se WITH A GAMMA—GAMMA COINCIDENCE AND COMPTON SUPPRESSION SYSTEM

The paper describes a method of selenium determination by neutron activation analysis using gamma-gamma coincidence spectrometer with Compton suppression. The analysis results of some standard referen...

Su Qiong (苏 琼), Qian Qinfang (钱琴芳), Tian Jibing (田继兵)

1991, 2 (4): 220

CALCULATION OF MOLECULAR INTERNAL ROTATING STERIC FACTOR OF FLUOROPOLYMERS BY RADIATION CROSSLINKING METHOD

In this paper, the relationship between radiation crosslinking parameter β and the molecular internal rotating steric factor (σ) for fluoropolymers were studied. An expression calculating the molecula...

Zhang Wanxi (张万喜),

1991, 2 (4): 225

AN APPLICATION OF IPM POTENTIAL IN CALCULATING THE ENERGY STRAGGLING FOR FAST PROTON BEAMS

Energy straggling for fast proton beams in Ni, Al, T, Cu, In and Sb solids and N, O, F, B, S, Cl and air gases were calculated using an effective IPM potential which contains an adjustable p...

Ma Zhongquan (马忠权)

1991, 2 (4): 229

SYNTHESIS OF THE RING—AND SIDE—CHAIN— 14C—LABELED 1,2— BIS— (4— MORPHOLINOMETHYL— 3,5—DIOXOPIPERAZIN — 1—YL) PROPANE

The ring-and side-chain-14C-labeled probimane, 1,2-bis (4-morpholinomethyl-3,5-dioxopiperazin-l-yl) propane were synthesized from acetic acid-1-14C in 4 steps and from 14C-formaldehyde in 1 step respe...

Yang Zhengxiu (杨正修) and Zhang Xin (章 辛)

1991, 2 (4): 233

HIGH ENERGY Xe* ENHANCED ADHESION OF Al AND Ag FILMS ON OPTICAL GLASS

The samples consisting of 100nm Al or Ag film on optical glass substrate were irradiated by a beam of Xe 5X 1015 to 2x 1016 cm-2 with energy 320 keV- The adhesion of films on substrates was tested by ...

Zhang Tonghe (张通和), Liu Yili (刘伊犁) Sun Yinguan (孙寅官) and Shang Shixuan (尚世铉)

1991, 2 (4): 236

SYNTHESIS OF (2—3H) BROMOACETAMIDE

(2- 3H) bromoacetamide, a radiotracer of oncomelanicide for various biological studies, has been synthesized by multiple organic reactions from 3H- sodium acetate. The radiochemical purity checked by ...

Wang Guoping (王国平) Zhou Meiying (周美英) and Zhao Xialing (赵夏令)

1991, 2 (4): 240

THE PEKING UNIVERSITY MULTI—APPLICATION ION BEAM ANALYSIS SYSTEM

A multi-application ion beam analysis system and some research projects performed at this system are described. The lifetime of the RF ion source for He is discussed.

Shen Dingyu (沈定予) and Wang Xuemei (王雪梅)

1991, 2 (4): 242

INCINERATOR FOR FIAMMABLE RADIOACTIVE WASTES

An incinerator was built up in 1987 in Shanghai. In this paper, the devices of the incinerator, main parameters of the process, the results of combustion tests for non- radioactive waste and simulated...

Li Jinquan (李金全), Jiang Yun (江云), Zhang Yinsheng (张银生), Chen Boling (陈伯令), Zhang Shihang (张士杭)

1991, 2 (4): 246

OPERATIONAL CHARACTERISTICS AND IMPROVEMENTS OF THE SHANGHAI 4UH PELLETRON

This paper summarizes performance data and operational experiences gained with 4UH Pelletron.

Gu Han (顾 瀚), Yuan Lunming (袁伦明) Mao Yu (毛 羽) and Xu Mingjuan (徐明娟)

1991, 2 (4): 250

 Nuclear Science and Techniques

ISSN: 1001-8042     eISSN: 2210-3147

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