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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

Mn DEPLETION IN THE SURFACE LAYER OF STAINLESS STEEL 304 LN AT THE TEMPERATURE 1200 K

The Mn component of stainless steel 304 LN has been found to be severely depleted in the surface layer during heating at the temperature 1200 K. The surface concentrations of Mn were reduced by about ...

Wang Wenmin (王玟珉) and Wang Qiuyu (王秋玉)

1991, 2 (1): 1

ION RESONANCE AND SCATTERING TECHNIQUES FOR MEASURING SURFACE AND SUBSURFACE TOPOGRAPHY

Non- focused ion beams may be employed to investigate the surface profile and the shape of microscopic objects or periodic surfaces by using the known stopping powers of ions in solids. The energy spe...

Ma Zhongquan (马忠权), Zhang Qin (张沁)

1991, 2 (1): 7

A MICROBEAM SYSTEM OF HIGH ENERGY IONS AT FUDAN UNIVERSITY

Particle induced X-ray emission (PIXE) and Rutherford backscattering spectrometry (RBS) have been used extensively for analytical purpose because of their quantitative accuracy, reliability, simplicit...

Ren Chigang (任炽刚) Zhou Shijun (周世俊), Che Jianmei(车建美), Hu Yude (胡毓德), Chen Jianxin (陈建新), Fang Dufei (方渡飞) and Yang Fujia (杨福家)

1991, 2 (1): 13

THE MEASUREMENT OF SLIGHT WEAR OF ENGINEERING PLASTIC COMPOSITES USING NEUTRON ACTIVATION ANALYSIS

In this paper, an experimental method was destribed for measuring very slight wear of polymer by using neutron activation analysis (NAA). By means of adopting appropriate neutron flux suitable experim...

Huang Xiangtai (黄湘泰) and Huang Lingen(黄林根)

1991, 2 (1): 19

A STUDY OF THE HELIUM IMPLANTED INTO HR—1 STAINLESS STEEL BY PROTON ELASTIC SCATTERING

Small discs of type HR- 1 austenitic stee] (OCr17Ni14MnMo) have been irradiated with 30- 170 keV He+ for doses 10"- 1X 10"/cm2 at 300K. 2.5 MeV enhanced proton backscattering, TEM, SEM and CEMS are us...

Li Yupu (李玉瑛), Wang Peixuan (王候获), Ma Ruzhang (马如璋), Zhang Guoguang (张国光), Feng Yongrong(汉永荣), Liu Jiarui (刘家瑞), Zhu Peiran (朱沛然), Qiu Changqing(邱长青), Xu Tianbing (徐田冰)

1991, 2 (1): 25

APPLICATION OF THE 16O(α,α) 16O RESONANCE ELASTIC SCATTERING IN OXYGEN DEPTH PROFILING OF SIMOX STRUCTURES

The resonance nuclear elastic scattering 16O(α,α) 16O at 3.045 MeV has been used to profile oxygen distributions in SOI material synthesised by SIMOX technique. The buried SiO2 layer is produced by 1....

Yang Guohua (杨国华), Zhu Dezhang (朱德彰), Cao Jianqing (曹建清), Zhu Fuying (朱福英), Liu Huizhen (刘惠珍), Jiang Binyao(江丙尧) and Pan Haochang (潘浩昌)

1991, 2 (1): 29

STUDY ON THE ACCUMULATION OF ENRICHED URANIUM UO2F2 IN SUBCELLULAR LEVEL BY ELECTRON MICROSCOPIC AUTORADIOGRAPHY*

In this paper we try to study the retentive peculiarity of soluble enriched uranium UO2F2 in subcellular level by electron microscopic autoradiography. The early dynamic accumulation of radioactivity ...

Zhu Shoupeng (朱寿彭) and Wang Yuanchang (证源长}

1991, 2 (1): 35

STUDY ON RESIDUES OF 14C—CARBOFURAN IN MODEL RICE— FISH ECOSYSTEM

Residues of 14C- carbofuran were studied in model late~ rice ecosystem (LRE) and early rice ecosystem (ERE). The treatment consisted of two rates of the pesticide (1x) and 2.x). At day 56 after applic...

Zhang Zhongliang (张仲良) Wang Huaxin (王化新) Ren Guangzao (任光璪), Guo Dazhi (郭大智) Wu Suqiong (吴素琼) and Chen Zhiyu (陈志瑜)

1991, 2 (1): 42

NON—DESTRUCTIVE MEASUREMENTS OF LEAD AND BARIUM IN ARCHAEOLOGICAL BONE SAMPLES USING XRF

The lead and barium contents in sixteen archaeological bone samples from 10 persons buried in Dalsby, Sweden, were determined by means of X- ray fluorescence analysis using two 57Co sources for exceit...

Huang Shibin (黄士斌), Ulf Nilsson, Sören Mattsson

1991, 2 (1): 48

RADIOACTIVITY LEVEL OF RESIDENTIAL AREAS AROUND XINJIANG NUCLEAR TESTING SITE AND ESTIMATED POPULATION DOSE

Results are reported on a research for the radioactive level in the investigation region and the control region around the Xinjiang Nuclear Testing Site from 1982 to 1987. There are no significant dif...

Zou Wenliang (邹文良) Wei Jiguan (韦继管) Zhang Jujing (张聚敬) Xu Hong (徐 红), Yang Yunhua (杨蕴华) and Ni Huiyun (倪惠云)

1991, 2 (1): 53

SYNTHESIS OF (3H— METHYL) TRINITROTOLUENE AND ITS APPLICATION TO TOXICOLOGICAL STUDY

In this paper, (3H- methyl) toluene was prepared by catalysed halogen- tritium substitution method from benzyl bromide, then it was nitrated to produce (3H- methyl) trinitrotoluene. The tritiated prod...

Zhang Nianbao (张年宝), Yu Binwei (俞斌伟), Qin Ruifang (秦锐芳), Xie Binghua (谢炳华), Zhong Desong (钟德松), Gong Zichu (龚梓初), Gu Qiuping (顾秋萍), Jin Xipeng (金锡鹏), Wang Yilan (王簃兰)

1991, 2 (1): 60

 Nuclear Science and Techniques

ISSN: 1001-8042     eISSN: 2210-3147

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