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427 Result(s)

within Qi** Shi Remove this filter Earth Sciences, general Remove this filter Science, Humanities and Social Sciences, multidisciplinary Remove this filter

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  1. No Access

    Article

    Engineering acid dew temperature: the limitation for flue gas heat recovery

    In order to study how deep we can reduce the temperature of exhaust flue gas, an experiment focusing on the combined influence of ash deposition and acid condensation on the heat transfer characteristics of th...

    Yuetao Shi, **angyu Zhang, Fei Li, Lei Ma in Chinese Science Bulletin (2014)

  2. No Access

    Article

    Rayleigh backscattering: a method to highly compress laser linewidth

    Ultra-narrow linewidth laser with several hundred hertz at room temperature has attracted a great deal of attention in recent years and played a critical role in both optical sensing and communication fields. ...

    Tao Zhu, Shihong Huang, Leilei Shi, Wei Huang, Min Liu… in Chinese Science Bulletin (2014)

  3. No Access

    Article

    Set point optimization of controlled Organic Rankine Cycle systems

    In this paper, an approach to optimize set points is proposed for controlled Organic Rankine Cycle (ORC) systems. Owing to both disturbances and variations of operating point existing in ORC systems, it is nec...

    Jianhua Zhang, Mingming Lin, Fei Shi, Jia Meng, **liang Xu in Chinese Science Bulletin (2014)

  4. No Access

    Article

    Effects of livestock exclusion and climate change on aboveground biomass accumulation in alpine pastures across the Northern Tibetan Plateau

    To better understand the ecological and economic benefits of short-term grazing exclusion on the aboveground net primary productivity (ANPP) of alpine pastures, we conducted annual multi-site transect surveys ...

    Jianshuang Wu, **anzhou Zhang, Zhenxi Shen, Peili Shi… in Chinese Science Bulletin (2014)

  5. No Access

    Article

    4 K high frequency pulse tube cryocooler used for terahertz space application

    Terahertz (THz) frequency region, defined from 0.1 to 10 THz, is an important frequency band for radio astronomy and atmospheric science. As NbN Superconductor-Insulator-Superconductor (SIS) mixers used for te...

    Jia Quan, Yanjie Liu, Dong Liu, Kun Zhang, **gtao Liang… in Chinese Science Bulletin (2014)

  6. No Access

    Article

    Dietary overlap of snow leopard and other carnivores in the Pamirs of Northwestern China

    Information about competition between carnivore species for food within high altitude regions is limited. Data collected from the Taxkorgan Nature Reserve, China revealed important interactions between snow le...

    Jun Wang, Alice Laguardia, Peter John Damerell, Philip Riordan… in Chinese Science Bulletin (2014)

  7. No Access

    Article

    Benthic foraminiferal δ 13C minimum events in the southeastern Okhotsk Sea over the last 180 ka

    A total of six δ 13C minimum events, i.e., VI, V, IV, III, II, and I, were observed via a stable carbon and oxygen isotope analysis of infaunal benthic foraminifera Uvigerina spp. in gravity core ...

    Yonghua Wu, Xuefa Shi, Jianjun Zou, Zhenbo Cheng, Kunshan Wang… in Chinese Science Bulletin (2014)

  8. No Access

    Article

    Identification of the thick-layer greigite in sediments of the South Yellow Sea and its geological significances

    Magnetic minerals in sediments of the continental shelf are sensitive to environmental changes. Therefore, to determine the exact phases of magnetic minerals is the prerequisite to investigate the paleoenviron...

    Jianxing Liu, Xuefa Shi, Shulan Ge, Qingsong Liu, Zhengquan Yao… in Chinese Science Bulletin (2014)

  9. No Access

    Article

    Monitoring of organochlorine pesticides in the urban air of Dalian, China with semipermeable membrane devices

    The concentrations of 28 organochlorine pesticides (OCPs) in the urban air of Dalian, China were measured using semipermeable membrane devices (SPMDs) for the first time. Alpha-hexachlorocyclohexane (α-HCH), β...

    **uhua Zhu, Taian Shi, Bernhard Henkelmann, Gerd Pfister… in Chinese Science Bulletin (2014)

  10. No Access

    Article

    Dynamics of a qubit—TLS system under resonant microwave driving

    We demonstrate the effect of different coupling strengths between a microscopic two-level system (TLS) and a microwave field on the dynamics of a qubit—TLS system when the bipartite system is subject to resona...

    Jianxin Shi, Weiwei Xu, Guozhu Sun, Jiquan Zhai, Zhican Du… in Chinese Science Bulletin (2014)

  11. No Access

    Article

    MBE growth of high absorption mid-IR type-II InAs/GaSb superlattices

    Two kinds of short-period type II superlattices (SLs) InAs (6 monolayers (MLs))/GaSb (3 MLs) and InAs (8 MLs)/GaSb (8 MLs) which can serve for mid-infrared (MIR) detection have been grown by molecular beam epi...

    Geng Wang, Lu Wang, Hong Chen, Wenxin Wang, Zhenwu Shi… in Chinese Science Bulletin (2014)

  12. No Access

    Article

    The preparation of nitrogen-doped TiO2 nanocrystals with exposed {001} facets and their visible-light photocatalytic performances

    Anatase TiO2 with exposed {001} facets has been deepgoingly studied for optimizing its photocatalytic activity. In this study, we synthesized N-doped TiO2 nanocrystals with exposed {001} facets by sol–gel method ...

    Huiying Ai, Jianwen Shi, Jianwei Chen, Minglai Fu in Chinese Science Bulletin (2014)

  13. No Access

    Article

    Effect of heating rate on the electrochemical performance of MnO X @CNF nanocomposites as supercapacitor electrodes

    Carbon nanofibers (CNFs) and MnO X @CNF nanocomposites (MCNFs) are fabricated by electrospinning and investigated as free-standing electrodes for supercapacitor. This work presen...

    Lin Shi, Haiyong He, Yan Fang, Yuying Jia, Bin Luo, Linjie Zhi in Chinese Science Bulletin (2014)

  14. No Access

    Article

    Application prospects of high-voltage cathode materials in all-solid-state lithium-ion batteries

    All-solid-state lithium-ion batteries are lithium-ion batteries with solid-state electrolytes instead of liquid electrolytes. They are hopeful in solving the safety problems of lithium-ion batteries, once thei...

    Jun Tian, Yi **, Yibiao Guan, Yuefeng Su, Liying Bao, Shi Chen… in Chinese Science Bulletin (2014)

  15. No Access

    Article

    Scalable manufacturing methodologies for improving adeno-associated virus-based pharmaprojects

    Adeno-associated virus (AAV) is a promising viral vector and meets most requirements of being a safe biological agent. However, the commercialization of AAV has been hampered due to the limitation of large-sca...

    Zenghui Xu, Chuanyin Shi, Qijun Qian in Chinese Science Bulletin (2014)

  16. No Access

    Article

    Assessment of urinary concentration of cotinine in Chinese pregnant women exposed to environmental tobacco smoke

    Environmental tobacco smoke (ETS) is a well-known reason of many adverse health consequences in pregnant women. Exposure of ETS during pregnancy may increase the risk of some fetal diseases in pregnant women a...

    Ya**g Lei, Wenhui Liu, Lizheng Fang… in Chinese Science Bulletin (2014)

  17. No Access

    Article

    Retrieval of column-averaged volume mixing ratio of CO2 with ground-based high spectral resolution solar absorption

    The total column-averaged volume mixing ratio of atmospheric carbon dioxide ( \( {\text{X}}_{{{\text{CO}}_{ 2} }} \)

    Jian Li, Chengcai Li, Jietai Mao, Dongwei Yang, Dong Wang… in Chinese Science Bulletin (2014)

  18. No Access

    Article

    Sensitivity analysis of single-angle polarization reflectance observed by satellite

    Two channels of the Cloud Aerosol Polarimetric Imager, onboard the TanSat-Chinese carbon dioxide observation satellite, are designed to detect the polarization state of radiation reflected by the earth-atmosph...

    Guangming Shi, Chengcai Li, Tong Ren in Chinese Science Bulletin (2014)

  19. No Access

    Article

    Integrative Chinese and western medicine on atherosclerosis of coronary heart disease: what are the new control strategies?

    How to control and prevent atherosclerosis (AS) remains a global issue that needs to be deeply discussed. The innovation concept of AS and coronary heart disease (CHD) in western medicine provides a good oppor...

    Yue Liu, Yuerong Jiang, **gchun Zhang, Dazhuo Shi in Chinese Science Bulletin (2014)

  20. No Access

    Article

    An investigation on terahertz response in electro-optic crystals excited at 1.03 μm wavelength

    We theoretically investigate terahertz (THz) emission and detection from 〈110〉-oriented electro-optic (EO) crystals adapted for Yb-doped femtosecond pulse laser. According to the principles of phase-matching c...

    Congwen Luo, Zhenyu Zhao, Wangzhou Shi, Zhizhan Chen in Chinese Science Bulletin (2014)

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