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| 1 | Vacuum Dielectric Recovery Characteristics of a Novel Current Limiting Circuit Breaker Base on Artificial Current Zero显示文摘为了保证新型强迫换流型真空直流限流断路器关断短路电流的可靠性,对该型断路器分断过程的真空介质恢复特性进行研究。设计了与断路器关断过程等效的介质恢复试验方案,通过等效试验结果和理论推演公式的拟合,得到了新型强迫换流型限流断路器真空灭弧室触头打开过程的动态介质强度恢复规律。研究结果表明:减小燃弧能量、提高触头运动速度可提高真空灭弧室介质的临界击穿电压;综合考虑燃弧时间与燃弧能量及触头开距的关系,随着燃弧时间的增加,真空灭弧室临界击穿电压先减小后增大。所得介质恢复规律可以作为新型断路器优化设计的参考依据。 | JIANG Zhuangxian ZHUANG Jinwu WANG Chen WU Jin LIU Luhui | 2012 | 中国电机工程学报2012,32,13: | 20 |
| 2 | Cerium-modified Ni-La2O3/ZrO2 for CO2 methanation显示文摘The key point in CO2 methanation is to improve the activity at low temperature and the stability.For this purpose,a new cerium-modified Ni-La2O3/ZrO2 catalyst was prepared using La1-xCexNiO3/ZrO2 with perovskite phase as the precursor,which was obtained by citrate complexation combined with an impregnation method.The resulting catalyst was characterized through Nitrogen adsorption and desorption,X-ray diffraction (XRD),Transmission electron microscopy (TEM),Hydrogen temperature programmed reduction (H2-TPR),Temperature-programmed desorption of CO2 (CO2-TPD) and that of H2 (H2-TPD),and X-ray photoelectron spectroscopy (XPS) techniques,and the catalytic performances for CO2 methanation was investigated.Cerium modification could improve the effective activation of CO2,thus enhancing the activity at low temperature for CO2 methanation.The metal Ni nanoparticles prepared using this method were highly dispersed and showed excellent resistance to sintering,leading to very good stability,which could be attributed to the following:Ni nanoparticles could be confined by cerium-modified La2O3;La2O3could be confined by the cerium ions at the La2O3/ZrO2 interface;and the cerium ions were confined by ZrO2. | Shuangshuang Li Guilong Liu Siran Zhang Kang An Zhi Ma Luhui Wang Yuan Liu | 2020 | Journal of Energy Chemistry2020,29,4: | 2 |
| 3 | Graphene-CdSe Nanobelt Solar Cells with Tunable Configurations显示文摘我们联合了二平面 nanostructures, graphene 和 CdSe nanobelts,到有大概 0.1% 的大约 0.5 V 和房间效率的开电路的电压的构造 Schottky 连接太阳能电池。由盖住,透明 graphene 或碳 nanotube (CNT ) 沿着肉眼可见地长的 CdSe nanobelts 在选择位置上拍摄,我们从单个或多重的装配 nanobelts 与许多不同配置和平行连接表明了活跃太阳能电池的制造。graphene-CdSe nanobelt 太阳能电池这里报导了表演在创造多样的设备体系结构的大灵活性,和力量基于装配 nanobelt 数组和有图案的 graphene 为房间集成被扩大规模(或 CNT ) 电影。 | Luhui Zhang Lili Fan Zhen Li Enzheng Shi Xinming Li Hongbian Li Chunyan Ji Yi Jia Jinquan Wei Kunlin Wang Hongwei Zhu Dehai Wu Anyuan Cao | 2011 | Nano Research2011,4,9: | 1 |
| 4 | Cardiac abnormalities in severe acute dichlorvos poisoning显示文摘 | Xinhua He Chunsheng Li Dongmei Wei Junyuan Wu Luhui Shen Tie Wang | 2011 | Critical Care Medicine2011,,8: | 1 |
| 5 | Influences of sample storage and grinding on the extraction of soil amino sugars显示文摘Soil amino sugars have been widely used to evaluate the potential roles of microbes in mediating soil carbon(C)cycling and various pretreatment methods were used for its extraction.However,few studies assessed their potential influences on the soil amino sugar extraction.In this study,we investigated the effects of sample storage method and grinding on amino sugar extraction across different climatic zones and land uses.Results showed that the concentrations of soil amino sugars varied greatly among sample pretreatments and their impacts were highly dependent on climatic condition and land use.Specifically,higher concentrations of amino sugars were extracted from field-moist samples than dried samples in subtropical grassland,temperate forest and arable land with no significant differences among storage methods for the samples from subtropical forest,arable land,and temperate grassland.Moreover,grinding improved the extraction efficiency of amino sugars for the dried soils.Due to the reduced extraction concentration in dried soils,field-moist samples were recommended in priority.For the dried soils used for the long-term storage,grinding can be an option to improve the extraction efficiency.Such information will be valuable for reducing the uncertainty and improving the accuracy during the determination of soil amino sugars. | Zhijian Mou Luhui Kuang Biyue Yan Xinyu Zhang Yunqiang Wang Zhanfeng Liu | 2020 | Soil Ecology Letters2020,2,2: | 1 |
| 6 | CuI-Si Heterojunction Solar Cells with Carbon Nanotube Films as Flexible Top-Contact Electrodes显示文摘我们作为一个透明电极与碳 nanotubes (CNT ) 报导 CuI-Si 异质接面太阳能电池的制造。一个灵活 CNT 网络被转移到多晶的 CuI 层的顶上,做有与内在的 CuI 的好接触的保角的涂层。太阳能电池在 6% ~ 10.5% 的范围显示出力量变换效率,当在设备在空中被存储为 8 天以后,效率降级是不到 10% 时。与象铟听氧化物(ITO ) 那样的常规僵硬电极相比玻璃, CNT 电影的灵活性与活跃的层保证更好的接触并且为出版社接触电极移开需要。降级的房间能由 CNT 电极做的酸恢复他们的原来的表演。我们的结果建议 CNT 电影与不平的表面是为不平的材料和结构的合适的电的接触。 | Peixu Li ShanshanWang Yi Jia Zhen Li Chunyan Ji Luhui Zhang Hongbian Li Enzheng Shi Zuqiang Bian Chunhui Huang Jinquan Wei Kunlin Wang Hongwei Zhu Dehai Wu Anyuan Cao | 2011 | Nano Research2011,4,10: | 0 |
| 7 | Mechanistic investigation on Ag-Cu_(2)O in electrocatalytic CO_(2) to CH_(4) by in situ/operando spectroscopic and theoretical analysis显示文摘Silver-copper electrocatalysts have demonstrated effectively catalytic performance in electroreduction CO_(2) toward CH_(4),yet a revealing insight into the reaction pathway and mechanism has remained elusive.Herein,we construct chemically bonded Ag-Cu_(2)O boundaries,in which the complete reduction of Cu_(2)O to Cu has been strongly impeded owing to the presence of surface Ag shell.The interfacial confinement effect helps to maintain Cu^(+)sites at the Ag-Cu_(2)O boundaries.Using in situ/operando spectroscopy and theoretical simulations,it is revealed that CO_(2) is enriched at the Ag-Cu_(2)O boundaries due to the enhanced physisorption and chemisorption to CO_(2),activating CO_(2) to form the stable intermediate^(*)CO.The boundaries between Ag shell and the Cu_(2)O mediate local^(*)CO coverage and promote^(*)CHO intermediate formation,consequently facilitating CO_(2)-to-CH_(4) conversion.This work not only reveals the structure-activity relationships but also offers insights into the reaction mechanism on Ag-Cu catalysts for efficient electrocatalytic CO_(2) reduction. | Min Sun Luxiao Zhang Fuli Tian Jiaxin Li Yanqiu Lei Heng Zhang Lifeng Han Zhihua Guo Yonghui Gao Fenrong Liu Yan Wang Luhui Wang Shanghong Zeng | 2024 | Journal of Energy Chemistry2024,88,1: | 0 |
| 8 | Effect of carboxymethyl konjac glucomannan coating on curcumin-loaded multilayered emulsion:stability evaluation显示文摘The stability against various environmental stresses of the curcumin-loaded secondary and tertiary emulsions that was emulsified by whey protein isolate(WPI)and coated by chitosan(CHI),carboxymethyl konjac glucomannan(CMKGM),or their combination through layer-by-layer assembly was investigated.Generally,the multilayered emulsions were destabilized in high Na Cl concentrations or medium p H that could interrupt the electrostatic interaction between the three polyelectrolytes or deprotonate CHI,indicating that electrostatic interaction played an important role in the stability of emulsions.Compared with the primary emulsion that was solely stabilized by WPI,extra coating with CHI and CMKGM generally increased the stability of the emulsion against repeated freezing-thawing,improved the retention of curcumin against heating,UV irradiation,and long-term storage,and the effects were more remarkable in the tertiary emulsion with CMKGM locating in the outmost layer.Since CMKGM has shown the colon-targeted delivery potency,the multilayered emulsions assembled by layer-by-layer deposition,especially the tertiary emulsion,could be used as an effective carrier for the targeted delivery of curcumin. | Luhui Wang Xinru Zhang Junxia Xiao Jiayi Shi | 2023 | Food Science and Human Wellness2023,12,2: | 0 |
| 9 | Effect of CuO species and oxygen vacancies over CuO/CeO_(2)catalysts on low-temperature oxidation of ethyl acetate显示文摘The catalytic oxidation of ethyl acetate(EA)was studied over CuO/CeO_(2) catalysts which were prepared by ball milling with different precursors(copper oxide,cerium acetate,cerium dioxide,copper acetate and cerium hydroxide).The CuO/CeO_(2) catalyst(O-A)prepared with copper oxide and cerium acetate as precursors shows very high catalytic activity that 100%EA conversion is achieved at low temperature of 220℃.It is found that specific surface area(112.8 m^(2)/g),particle size of CuO(3.5 nm)and proportion of oxygen vacancies are prominent on the O-A catalyst.Oxygen vacancies in CeO_(2)support are beneficial to enhancing the adsorption and activation of the oxygen.More finely dispersed CuO particles and oxygen vacancies which are derived from the synergistic interaction of Cu-Ce species play an important role in the catalytic oxidation of EA. | Yuchuan Ye Liangjun Gao Jing Xu Luhui Wang Liuye Mo Xiaodong Zhang | 2023 | Journal of Rare Earths2023,41,6: | 0 |
| 10 | Averrhoa carambola extractive inhibits breast cancer via regulating CEPT1 and LYPLA1显示文摘Liposomes have been widely exploited as a drug delivery system in treating tumors because of their advantage to enhance anti-tumor efficacy and reduce side effects. In this study, the tumor-targeted 2-dodecyl-6-methoxycyclohexa-2,5-diene-1,4-dione(DMDD, i.e., Averrhoa carambola extractive) liposomes(HA/TN-DLP) were conducted and assessed. HA/TN-DLP showed controllable drug loading(up to 83%)with high stability. In vitro and in vivo studies showed good cell uptake behavior and high inhibition rate of breast cancer compared to free DMDD. HA/TN-DLP might be the suitable for DMDD due to its better advantages in delivery, penetrability, and targeting-tumor capability. For in vivo mouse model tests,HA/TN-DLP effectively inhibited tumor growth compared to free DMDD. Further analyses indicated that HA/TN-DLP inhibited the glycerophospholipid metabolism pathway by reducing the biosynthesis of phosphatidylcholine and 1-acyl-sn-glycero-3-phosphocholine through regulating the expressions of CEPT1 and LYPLA1, and inhibited tumor cell growth by regulating the PI3K/Akt and NF-κ B signaling pathways. In conclusion, the obviously enhanced antitumor effect further demonstrated that HA/TN-DLP may be a promising tumor-targeting agent. | Xiaolin Zhang Xiuli Liu Luhui Qin Chao Tang Yu Huo Jinbin Wei Ming Chen Yutong Gao Xiaoping Zhang Yani Wu Yongxiang Zhao Renbin Huang Liping Zhong Bing Wang | 2023 | Chinese Chemical Letters2023,34,3: | 0 |