8,058 Result(s)

Chapter

Preparation of Nuclear Targets at the Institute of Atomic Energy

In this paper, the development of nuclear targets for nuclear reaction experiments in the Institute of Atomic Energy, Peking, China, is described. The techniques of vacuum evaporation, electroplating and isoto...

Sun Shu-hua, Su Shih-chun, Chen Qing-wang… in Preparation of Nuclear Targets for Particl… (1981)

Article

Immunhistochemischer Nachweis einer Proteinfraktion aus Katecholaminspeichervesikeln in verschiedenen Geweben des Meerschweinchens

Durch Abspaltung der endständigen Phosphatgruppe durch ein in Katecholaminspeichervesikeln vorhandenes Enzym wird ATP zu ADP umgewandelt. Dieses gereinigte Enzym (Fraktion I) ist ein Protein mit einem Molekula...

Ch. Heym, Wang Qing-tang, G. Taugner, Ch. Melcher in Acta Academiae Medicinae Wuhan (1984)

Article

Existence of infinitely many complex eigenvalues for the mono-energetic neutron transport operator

In this Letter it is proved that the mono-energetic neutron transport operator for the case of a spherically-symmetric, isotropically-scattering sphere with a central cavity, has infinitely many complex eigenv...

Xu Bang Qing, Xao Chang Gui, Wang Yong Jiu in Letters in Mathematical Physics (1986)

Article

Bioavailability of iron in soybean and effect of enhancers in anemic rats

The aim of this paper is to study the bioavailability of iron from soybean by estimating the rise of Hb in anemic rats, and using ascorbic acid, meat and cysteine as enhancers. When iron bioavailability of fer...

Wang Er-yu, Zhu Qing-hua in Journal of Tongji Medical University (1988)

Article

First international conference of China on anatomical sciences

Jun-Ben Jiang, Ting-Yong Zhou, **g-Ru Han… in Surgical and Radiologic Anatomy (1989)

Chapter and Conference Paper

The Application of Photoacoustic Detection in the Primary Diagnosis of Cancer

By applying the photoacoustic technique to the study of human urine, we have developed a new method in diagnosing cancer, especially cancer of the urinary system. We believe this photoacoustic technique to be ...

Sun Hong-Wei, Huang Men-Cai, Wang Qing-Hua… in Photoacoustic and Photothermal Phenomena II (1990)

Article

Study on the RFLPs and amplication and rearrangement of the transforming genes in primary hepatic carcinoma, gastric carcinoma and brain tumor with six human oncogene probes

By using c-Ha-ras-1, N-ras Wigler (left sequence) and P^52C-(right sequence), c-sis, v-erbB, c-myc and v-fos oncogenes as probes, restriction fragment length polymorphisms (RFLPs) of tumor tissue DNAs of 95 patien...

Wang Shijun, Shan **angnian, Zhang Lishan, Gao Yizhi… in Chinese Journal of Cancer Research (1990)

Article

Multiloop calculations of effective action for local composite operators

Effective action for local composite operators is described for both the standard loop expansion formulation and an improved two-particle irreducible formulation. Rules for calculating multiloop contributions ...

Hong-Jian He, Qing Wang, Yu-** Kuang in Zeitschrift für Physik C Particles and Fields (1990)

Chapter and Conference Paper

On the operational interpretation of complex types

Recursive and structured metaprogramming facilities are necessary for large proof development in a generic proof manipulation environment. We show how to define a set of mutually inductive types, abstract theo...

Qing-** Tan, Huo-Wang Chen in Foundations of Software Technology and The… (1991)

Article

Synthesis and characterization of new aluminium and gallium heteropoly complexes with chromium, iron, cobalt or coppercentred undecatungstate ligand

Eight aluminium and gallium heteropoly undecatungstometalate complexes of general formula K_n[M(H₂O)-XW₁₁O₃₉]·nH₂O, where M=Al^III, Ga^III, and X=Cr^III, Fe^III, Co^II or Cu^II, have been prepared and characterized by e...

En-bo Wang, Qing-yin Wu, Bao-jian Zhang, Ru-dan Huang in Transition Metal Chemistry (1991)

Article

A 13,000-year climate record from western Tibet

ALTHOUGH the Tibetan plateau is important in influencing the atmospheric circulation of the Northern Hemisphere^1–3, there are only a few continuous palaeoclimate records available, and these are limited to the p...

F. Gasse, M. Arnold, J. C. Fontes, M. Fort, E. Gibert, A. Huc, Li Bingyan… in Nature (1991)

Article

Changes in the level of IL-2, T cell subsets and the function of T suppressor cells in patients with schistosomiasis japonica

The level of interleukin-2 (IL-2) produced by peripheral blood mononuclear cells in vitro, T cell subsets and the function of T suppressor cells (Ts) in patients with schistosomiasis japonica were investigated...

Li Zu-**, Dai Jia-zhu, Yang Ye-xiang… in Journal of Tongji Medical University (1991)

Article

Zweifarben-PAP-Färbung

Die Zweifarben-PAP-Färbung wurde auf der Grundlage der Sternberger Methode entwickelt, und die neue Methode wurde zur Erforschung der Gastrin (Gas)- und Somatostatin (Som)-positiven Zellen der Ratte angewandt....

**a Li-qun, Wang Qing-tang in Journal of Tongji Medical University (1991)

Article

Reconstruction of the frequency distribution of A-and B-cell size in the pancreatic islets from several animal species — An important stereological operation in QMSOC

The stereological algorithms for the conversion of the profile-size frequency distribution (PSFD) observed in histological section to the spheresize frequency distribution (SSFD) in three-dimensional space was...

Ao Zhu-jun, Bao Han-fei, Wang Qing-tang in Journal of Tongji Medical University (1991)

Chapter and Conference Paper

Syncronous Visualization of Flow Patterns and Correlative Physical Parameters

A visualization method — syncronous visualization of flow patterns and correlative physical parameters is introduced. By the principle of image composition the image of flow patterns taken by video cameras and...

Wei Qing-ding, Wang Wen-bao, Li Chang-Lin, Du **ang-dong in Flow Visualization VI (1992)

Article

Identification of anodD-like gene inFrankia by direct complementation of aRhizobium nodD-mutant

Clones from aFrankia At4 gene bank were pooled into groups and mass conjugated into anodD mutant ofRhizobium leguminosarum bv.viciae by triparental matings. When peas were inoculated with the pooled transconjugan...

Li-mei Chen, Yu-hai Cui, Min Qin, Yan-ling Wang… in Molecular and General Genetics MGG (1992)

Article

Numerical simulation of 1-D unsteady two-phase flows with shocks

In the present paper, random-choice method (RCM) and second-order GRP difference method, which are high resolution methods used for pure gas flows with shocks, are extended and employed to study the problem of...

Wu Qing-song, Wang Bo-yi in Applied Mathematics and Mechanics (1992)

Article

Lattice disorder in silicon induced by 2.0 MeV Cu⁺ irradiation

The effect of 2.0 MeV Cu⁺ irradiation on Si(100) crystal has been studied by the Rutherford backscattering/channeling technique. Analysis of the lattice disorder distribution has been performed under 〈100〉 direct...

Ke-Ming Wang, Bo-Rong Shi, **ang-Dong Liu, Tian-Bing Xu, Pei-Ran Zhu… in Applied Physics A (1992)

Article

Simultaneous determination of neodymium and erbium in rare earth mixture with 5,7-dibromo-8-hydroxyquinoline and TX-100 by third-derivative spectrophotometry

The absorption spectra of 4f electron transitions of the complexes of neodymium and erbium with 5,7-dibromo-8-hydroxyquinoline in the presence of octylphenol poly(ethyleneglycol)ether have been studied by norm...

Nai-**ng Wang, Qing-Chang Wu, Jun-Bo Shi, ** Qi in Microchimica Acta (1993)

Article

Hypoxia increases cytosolic free calcium in porcine pulmonary arterial endothelial cells

Alteration of cytosolic free calcium ([Ca²⁺ ₁]) in hypoxia was studied with fluorescent probe, Fura-2 in cultured porcine pulmonary arterial endothelial cells. It was found that hypoxia ca...

Hu Qing-hua, Wang Di-xun in Journal of Tongji Medical University (1993)