94 Result(s)

Article

New evidence for enhanced cosmogenic isotope production rate in the atmosphere ≈ 37 kaBP from the Guliya ice core

A³⁶Cl peak was found in the predicted section of Guliya ice core, from the Qinghai-Tibetan Plateau, at about 37 kaBP. This cannot be interpreted by means of changes in the accumulation rate, but by the enhanced c...

Ninglian Wang, Tandong Yao, Dahe Qin, L. G. Thompson… in Chinese Science Bulletin (1999)

Article

Sorption and desorption of 1,4-dichlorobenzene on peat

Sorption and desorption of 1,4-dichlorobenzene (DCB) on peat (> 92% organic matter) display large-scale hysteresis and nonlinearity. The magnitude of desorption hysteresis decreases in the order: untreated Pah...

Yong Ran, Zheng Lin, **li Wang, Yushun Min, Guoying Sheng… in Chinese Science Bulletin (2000)

Article

Atomic force microscopic observation on substructure of pollen exine inCedrus deodara andMetasequoia glyptostroboides

The substructure of pollen exine inCedrus deodara (Roxb.) Loud. andMetasequoia glyptostroboides Hu et Cheng has been examined with an atomic force microscope (AFM). The results indicate that the exine substructur...

Bingshi Li, Chen Wang, Yuxi Hu, **xing Lin in Chinese Science Bulletin (2000)

Article

A new method for judging the computational stability of the difference schemes of nonlinear evolution equations

For the non-conservative difference schemes of nonlinear evolution equations with aperiodic boundary conditions, taken one-dimensional nonlinear advection equation as an example, a new method for judging the c...

Wantao Lin, Zhongzhen Ji, Bin Wang, **aozhong Yang in Chinese Science Bulletin (2000)

Article

An improved coupling reaction for the preparation of pyridylethynyl benzonitrile compounds

An improved coupling reaction between aromatic ring and acetylene triple bond catalyzed by palladium (0) catalyses for the preparation of pyridylethynyl benzonitrile compounds is described. Efforts were made t...

Zhiyong Wang, Wenbin Lin, Chao Jiang, Qingxiang Guo in Chinese Science Bulletin (2001)

Article

A draft sequence of the rice (Oryza sativa ssp.indica) genome

The sequence of the rice genome holds fundamental information for its biology, including physiology, genetics, development, and evolution, as well as information on many beneficial phenotypes of economic signi...

Jun Yu, Songnian Hu, Jun Wang, Songgang Li, Ka-Shu Gane Wong… in Chinese Science Bulletin (2001)

Article

Effects of antisense CENP-B on the proliferation of HeLa (Tet-off) cells

In order to study the change of the expression of centromere protein B (CENP-B) caused by antisense transfection, proto-eukaryotically expressed fused protein GST-CENP-B (65 ku) was injected into mouse, and a ...

Qian** Liang, Qian Wang, Haiyan Lin, Song Luo, Chunmei Wang… in Chinese Science Bulletin (2002)

Article

Lyapunov exponents for synchronous 12-lead ECG signals

The Lyapunov exponents of synchronous 12-lead ECG signals have been investigated for the first time using a multi-sensor (electrode) technique. The results show that the Lyapunov exponents computed from differ...

Zhenzhou Wang, Zheng Li, Yixiang Wei, **nbao Ning, Yuzheng Lin in Chinese Science Bulletin (2002)

Article

Origin of two differentiation trends in the Emeishan flood basalts

Both the Bowen and Fenner differentiation trends have been recognized in the Emeishan flood basalts. While the Longzhoushan lavas in Panxi paleorift evolved on a trend of silica enrichment (Bowen trend), the l...

Yigang Xu, Houjun Mei, Jifeng Xu, **aolong Huang, Yuejun Wang… in Chinese Science Bulletin (2003)

Article

Effect of UPP on the expression of VEGF and its receptors in mouse uterus during peri-implantation

On day 3 of gestation, one uterine horn of female pregnant mouse was injected intraluminally with 5 µL 0.1 µg/mL lactacystin, a specific inhibitor of ubiquitin-proteasome pathway (UPP), while the contralateral...

Dong Qian, Hongmei Wang, Haiyan Lin, Xuan Zhang, Qinglei Li… in Chinese Science Bulletin (2003)

Article

Quasi-solid-state nanocrystalline TiO₂ solar cells using gel network polymer electrolytes based on polysiloxanes

A quasi-solid-state dye-sensitized nanocrystalline porous TiO₂ film solar cell was fabricated using a novel gel network polymer electrolyte based on polysiloxanes with both polyethylene oxide internal plasticized...

Weiying Li, Junjie Kang, Xue** Li, Shibi Fang, Yuan Lin… in Chinese Science Bulletin (2003)

Article

Homocysteine increases the synthesis of adrenomedullin in vascular fibroblasts of rats

The effect of homocysteine (Hcy) on the synthesis of adrenomedullin (ADM) was examined in vascular fibroblasts of rats to explore the possible activity of ADM in cardiovascular diseases. ADM from cultured vasc...

Lin Gao, Dongyan Wang, Yang Li, Dingfang Bu, Lin Chang… in Chinese Science Bulletin (2003)

Article

The relationship between short-range motion of atmosphere and ocean and conservative and nonconservative scheme

Taking one-dimensional shallow water wave equation as an example, a comparative analysis on the computational stability related to the short-range motion of atmosphere and ocean is carried out for the conserva...

Wantao Lin, Zhongzhen Ji, Bin Wang in Chinese Science Bulletin (2003)

Article

Fabrication and characteristics of intrinsic Josephson junctions in Bi₂Sr₂CaCu₂O_8+x single crystals

Mesa-structured intrinsic Josephson junctions are fabricated in Bi₂Sr₂CaCu₂O_8+x single crystals. Typical current-voltage characteristics of intrinsic Josephson junctions are observed, which include multiple quasi...

Lixing You, Peiheng Wu, Weixing Cai, Senzu Yang, Huabing Wang… in Chinese Science Bulletin (2003)

Article

New animal model of emotional stress: Behavioral, neuroendocrine and immunological consequences

This report describes a new model of emotional stress, which was induced by randomly giving an empty water bottle to rats during watering periods per day for 14 consecutive days. The behavioral, endocrinologic...

Wenjuan Lin, Weiwen Wang, Feng Shao in Chinese Science Bulletin (2003)

Article

Anchored PCR (A-PCR): A new method for chromosome walking

Bojun Chen, Chao Sun, Yong Wang, Yuanlei Hu, Zhong** Lin in Chinese Science Bulletin (2004)

Article

Optimization of polymer electrolytes for quasi-solidstate dye-sensitized solar cells

The photoelectrochemical properties of the quasi-solid-state dye-sensitized solar cells based on polymer electrolytes consisting of polyethylene oxide (PEO) with the additions of nano-TiO₂ and ionic liquid of MPI...

Changneng Zhang, Miao Wang, **aowen Zhou, Yuan Lin, Shibi Fang… in Chinese Science Bulletin (2004)

Article

Study on molecular interaction between NifA and NifL ofPseudomonas stutzeri A1501 by using the yeast two-hybrid system

Zhihong **e, Yi Yang, Shuzheng **, Ming Chen, Wei Zhang… in Chinese Science Bulletin (2005)

Article

Thermal physical properties and key influence factors of phase change emulsion

Latent functionally thermal fluids (LFTF) are a novel kind of heat storage and heat transfer fluids that include phase change microcapsule slurry and phase change emulsion (PCE). They have much greater apparen...

Hui Xu, Rui Yang, Yin** Zhang, Zhe Huang, Jia Lin, **n Wang in Chinese Science Bulletin (2005)