2,868 research outputs found

    Regional Design Attempts of China-aid Stadiums

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    Since the 1960s, China has exported a large number of foreign aid buildings to numerous recipient regions, initially as a member of the socialist camp spreading their post-war influence on developing countries, then as catalyzer of diplomacy and economic development. Among these constructions are a considerable proportion of stadiums. Because of their landmark effect and lasting time of use, these oversea stadiumsstandoutfromothertypesofChina-aidbuildings.Fromneighboringcountries in Asia to brotherhood countries in Africa, Latin America and Oceania, these largescale projects are located in different and complex geographical and cultural contexts. However, most of these projects were designed by Chinese architects from domestic design institutions. The integration of these buildings into the local environment and urban context becomes a significant issue for architectural design. Through detailed analysis of the representative case projects, and interviewing of people involved in the design and management process, we aim to explore and discuss regional design attempts and common methods used by Chinese architects when designing these cross-border stadiums, so as to provide reference for architectural design of this category in the future

    1-Benzoyl-3-(5-quinol­yl)thio­urea

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    The title compound, C17H13N3OS, was obtained by the reaction of benzoyl chloride, ammonium thio­cyanate and 5-amino­quinoline in the presence of polyethyl­eneglycol-400 (PEG-400) as a phase-transfer catalyst. The compound crystallized as discrete mol­ecules linked by N—H⋯N and C—H⋯N hydrogen bonds involving all the potential donors, generating sheets parallel to (100). An intramolecular N—H⋯O bond is also present

    (μ-Ethane-1,1,2,2-tetra­carboxyl­ato)bis­[tetra­aqua­manganese(II)]

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    In the centrosymmetric title molecule, [Mn2(C6H2O8)(H2O)8], the MnII atom is in an octa­hedral environment coordinated by six O-atom donors from water mol­ecules and ethane-1,1,2,2-tetra­carboxyl­ate ligands. The crystal structure features a three-dimensional hydrogen-bonding network based on a strong and distinctive pattern of O—H⋯O hydrogen-bonding inter­actions

    Mutation of SLC35D3 causes metabolic syndrome by impairing dopamine signaling in striatal D1 neurons

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    We thank Dr. Ya-Qin Feng from Shanxi Medical University, Dr. Tian-Yun Gao from Nanjing University and Dr. Yan-Hong Xue from Institute of Biophysics (CAS) for technical assistance in this study. We are very thankful to Drs. Richard T. Swank and Xiao-Jiang Li for their critical reading of this manuscript and invaluable advice. Funding: This work was partially supported by grants from National Basic Research Program of China (2013CB530605; 2014CB942803), from National Natural Science Foundation of China 1230046; 31071252; 81101182) and from Chinese Academy of Sciences (KSCX2-EW-R-05, KJZD-EW-L08). The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.Peer reviewedPublisher PD

    Degenerate Rabi spectroscopy of the Floquet engineered optical lattice clock

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    Simulating physics with large SU(N) symmetry is one of the unique advantages of Alkaline-earth atoms.Introducing periodical driving modes to the system may provide more rich SU(N) physics that static one could not reach. However, whether the driving modes will break the SU(N) symmetry is still lack of discussions. Here we experimentally study a Floquet engineered degenerate Sr-87 optical lattice clock (OLC) by periodically shaking the lattice. With the help of Rabi spectroscopy, we find that the atoms at different Zeeman sublevels are tuned by the same driven function. Meanwhile, our experimental results suggest that uniform distribution among the sublevels will not change despite the driving. Our experimental demonstrations may pave the way to implementation of FE on tailoring the SU(N) physics in OLC system
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