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| 1 | Electrochemical reduction of CO_2 to CO using graphene oxide/carbon nanotube electrode in ionic liquid/acetonitrile system显示文摘Electrochemical reduction of CO_2 to CO is an interesting topic. In this work, we prepared metal-free electrodes by depositing graphene oxide(GO), multi-walled carbon nanotube(MWCNT), and GO/MWCNT composites on carbon paper(CP) using electrophoretic deposition(EPD) method. The electrodes were characterized by different methods, such as X-ray diffraction(XRD) and X-ray photoelectron spectroscopy(XPS). The electrochemical reduction of CO_2 to CO was conducted on the electrodes in 1-butyl-3-methylimidazolium tetrafluoroborate([Bmim]BF4)/acetonitrile(Me CN) electrolyte, and the composition of the electrolyte influenced the reaction significantly. It was demonstrated that GO/MWCNT-CP electrode was very effective for the reaction in IL(90 wt%)/Me CN binary mixture, the Faradaic efficiency of CO and current density were even higher than those on Au and Ag electrodes in the same electrolyte. | Qinggong Zhu Jun Ma Xinchen Kang Xiaofu Sun Jiayin Hu Guanying Yang Buxing Han | 2016 | Science China Chemistry2016,59,5: | 5 |
| 2 | Determination of DNA single-strand breaks by low-energy heavy ion and analysis of dose-effect curves显示文摘Calf thymus DNA was exposed to low-energy heavy ions (N+) and 60Co-γ-rays, and the dose-effect on DNA single-strand breaks (SSB) has been investigated. The results indicate that the dose-effect curve by N+ irradiation is different from that of conventional ionizing radiation. While the curve from γ-irradiation follows exponential type, the effect curve produced by N+ ion is of 'saddle type'. The yield of DNASSB per dose unit per DNA unit remained at a certain level under different doses of γ-rays. In contrast, the DNASSB at low dosage region of N+ showed an obvious peak before it decreased rapidly to a lower level. | Yanhua Du Shenghai Huang Zheng Tan Yingzhi Lin Guanying Qiu | 1999 | Chinese Science Bulletin1999,44,8: | 5 |
| 3 | An Equivalent Substitute Strategy for Constructing 3D Ordered Porous Carbon Foams and Their Electromagnetic Attenuation Mechanism显示文摘Three-dimensional(3D)ordered porous carbon is generally believed to be a promising electromagnetic wave(EMW)absorbing material.However,most research works targeted performance improvement of 3D ordered porous carbon,and the specific attenuation mechanism is still ambiguous.Therefore,in this work,a novel ultra-light egg-derived porous carbon foam(EDCF)structure has been successfully constructed by a simple carbonization combined with the silica microsphere template-etching process.Based on an equivalent substitute strategy,the influence of pore volume and specific surface area on the electromagnetic parameters and EMW absorption properties of the EDCF products was confirmed respectively by adjusting the addition content and diameter of silica microspheres.As a primary attenuation mode,the dielectric loss originates from the comprehensive effect of conduction loss and polarization loss in S-band and C band,and the value is dominated by polarization loss in X band and Ku band,which is obviously greater than that of conduction loss.Furthermore,in all samples,the largest effective absorption bandwidth of EDCF-3 is 7.12 GHz under the thickness of 2.13 mm with the filling content of approximately 5 wt%,covering the whole Ku band.Meanwhile,the EDCF-7 sample with optimized pore volume and specific surface area achieves minimum reflection loss(RL_(min))of−58.08 dB at 16.86 GHz while the thickness is 1.27 mm.The outstanding research results not only provide a novel insight into enhancement of EMW absorption properties but also clarify the dominant dissipation mechanism for the porous carbon-based absorber from the perspective of objective experiments. | Meng Zhang Hailong Ling Ting Wang Yingjing Jiang Guanying Song Wen Zhao Laibin Zhao Tingting Cheng Yuxin Xie Yuying Guo Wenxin Zhao Liying Yuan Alan Meng Zhenjiang Li | 2022 | Nano-Micro Letters2022,14,10: | 3 |
| 4 | Synthesis of cyclic carbonates and dimethyl carbonate using CO_(2) as a building block catalyzed by MOF-5/KI and MOF-5/KI/K_(2)CO_(3)显示文摘The synthesis of cyclic carbonates or dimethyl carbonate(DMC)using CO_(2) as a building block is a very interesting topic.In this work,we found that the metalorganic framework-5(MOF-5)/KI was an active and a selective catalytic system for the synthesis of cyclic carbonates from CO_(2) and epoxides,and MOF-5/KI/K_(2)CO_(3) was efficient for the preparation of DMC from CO_(2),propylene,and methanol by a sequential route.The impacts of temperature,pressure,and reaction time length on the reactions were investigated,and the mechanism of the reactions is proposed on the basis of the experimental results. | Jinliang SONG Binbin ZHANG Tao JIANG Guanying YANG Buxing HAN | 2011 | Frontiers of Chemistry in China2011,6,1: | 2 |
| 5 | Sulfur-deficient Co9S8/Ni3S2 nanoflakes anchored on N-doped graphene nanotubes as high-performance electrode materials for asymmetric supercapacitors显示文摘In this paper,Co9S8/Ni3S2 nanoflakes(NFs)with sulfur deficiencies were grown in-situ on N-doped graphene nanotubes(NGNTs).They were successfully prepared through electrodeposition followed by hydrogenation treatment,which is able to act as a self-supported electrode for asymmetric supercapacitors(ASCs).Combining the defect-rich active materials with highly conductive skeletons,the hybrid electrode N-GNTs@sd-Co9S8/Ni3S2NFs show ultrahigh specific capacity of^304 mA hg^-1 and prominent rate capability(capacity retention ratio of^85%even at 100 Ag^-1),and deliver a long cycling lifespan of^1.9%capacitance loss after 10000 cycles.In addition,an ASC was constructed using the as-synthesized composite electrode as the positive electrode and active carbon(AC)as the negative electrode.The fabricated device shows a high energy density of^45.1 Wh kg^-1 at^3.4 kW kg^-1 and superior cycling stability.This work substantiates a smart strategy to fabricate novel composite electrode materials for next-generation supercapacitors by incorporating riched deficiencies into nanostructures. | ZHAO Jian SONG GuanYing YUAN XiangCheng SHEN Tong JIANG QingYan MENG ALan LIN YuSheng LI ZhenJiang LI QingDang | 2020 | Science China(Technological Sciences)2020,63,4: | 2 |
| 6 | Mutations and polymorphisms of the FSH receptor (FSHR) gene: clinical implications in female fecundity and molecular biology of FSHR protein and gene显示文摘 | Lussiana C Guani B Marl C | 2008 | Obstet Gynecol Surv2008,63,12: | 1 |
| 7 | Solubilities of 1,2,3-trimethylbenzene and 1,2,4-trimethylbenzene and 1,3,5-trimethylbenzene in t-butyl alcohol+water mixtures and hydrophobic interaction显示文摘 | Lizhuang Zou Guanying Yang Buxing Han Ruilin Liu Haike Yan | 1999 | Science in China Series B: Chemistry1999,,4: | 1 |
| 8 | Extractive danitrogenation of fuel oils with dicyanamide-based ionic liquids显示文摘 | ASUMANAC YU G GUANY etal | 2011 | Green Chemistry2011,13,11: | 1 |
| 9 | The role of complexation in living cationic polymerization with Lewis acid/ester systems显示文摘 | Wu Guanying Man Xinghua Cheng Bin | 1989 | Polymer Bulletin1989,,4: | 1 |
| 10 | Solubilities of benzene, toluene and diphenyl in the t-butyl alcohol+water mixtures and hydrophobic interaction显示文摘 | Lizhuang Zou Guanying Yang Buxing Han Ruilin Liu Haike Yan | 1999 | Science in China Series B: Chemistry1999,,3: | 1 |
| 11 | Strength analysis ofalarge centrifugal dredge pump case显示文摘 | Peng Guani Wang Zhe ngwei Yan Zongguo etal | 2009 | Engineering Failure Analysis2009,116,1: | 1 |
| 12 | Intra-articular injection of xanthan gum reduces pain and cartilage damage in a rat osteoarthritis model显示文摘 | Huarong Shao Guanying Han Peixue Ling | 2013 | Carbohydrate Polymers:Scientific and Technological Aspects of Industrially Important Polysaccharides2013,92,2: | 1 |
| 13 | Antibacterial action of chitosan and carbonxy methylated chitosan显示文摘 | Liu X F GuanY L YaoK D | | 0,,07: | 1 |
| 14 | Experimental research on suppressing VFTO in GIS by magnetic rings显示文摘 | GuanY Yue G Chen W | 2013 | Power Delivery IEEE Transactions on2013,28,4: | 1 |
| 15 | FSH-receptor Ala307 Thr polymorphism is associated to polycystic ovary syndrome and to a higher responsiveness to exogenous FSH in Italian women显示文摘 | Dolfin E Guani B Lussiana C | 2011 | J Assist Reprod Genet2011,28,10: | 1 |
| 16 | Study on the phase behavior of cholesterol - acetone - CO2 system and recrystallization of cholesterol by antisolvent CO2显示文摘 | Liu Z M Wang J Q Song L P Guanying Yang Buxing Han | 2002 | J Supercritical Fluids2002,24,1: | 1 |
| 17 | 显示文摘 | GUOXihua GUANYing YANGLa-hu(郭西华 关颖 杨腊虎) | | 中国中药杂志0,,: | 1 |
| 18 | Use of colloidal upconversion nanocrystals for energy relay solar cell light harvesting in the near-infrared region显示文摘 | Chunze Yuan Guanying Chen | 2012 | Journal of Materials Chemistry2012,22,16: | 1 |
| 19 | Determination of antioxidantsin cosmetics by micellar electrokinetic capillary chromatog-raphy with electrochemical detection显示文摘 | GuanY Chu Q Fu L | 2005 | J Chromatogr A2005,1074,12: | 1 |
| 20 | Effects of Bias Voltage on the Microstructure and Mechanical Properties of (T i, M, Car)N Hard Films with N-Gradient Distributions显示文摘 | Zhang Jun Lv Huimin Cui Guanying | 2011 | Thin Sohd Fihns2011,519,15: | 1 |