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| 1 | Thermally conductive polyvinyl alcohol composite films via introducing hetero-structured MXene@silver fillers显示文摘Ag nanoparticles were in-situ grown on the surface of MXene nanosheets to prepare thermally conductive hetero-structured MXene@Ag fillers.With polyvinyl alcohol(PVA)as the polymer matrix,thermally conductive MXene@Ag/PVA composite films were fabricated by the processes of solution blending,pouring,evaporative self-assembly.With the same mass fraction,MXene@Ag-III(MXene/Ag,2:1,w/w)presents more significant improvement in thermal conductivity coefficient(λ)than MXene@Ag,single MXene,Ag,simply blending MXene/Ag.MXene@Ag-III/PVA composite films show dual functions of excellent thermal conductivity and electromagnetic interference(EMI)shielding.When the mass fraction of MXene@Ag-III is 60 wt.%,the in-planeλ(λ_(∥)),through-planeλ(λ_(⊥)),EMI shielding effectiveness(EMI SE)are 3.72 and 0.41 W/(m∙K),32 dB,which are increased by 3.1,1.3,105.7 times than those of pure PVA film(0.91 and 0.18 W/(m∙K),0.3 dB),respectively.The 60 wt.%MXene@Ag-III/PVA composite film also has satisfying mechanical and thermal properties,with Young’s modulus,glass transition temperature,heat resistance index of 3.8 GPa,58.5 and 175.3℃,respectively. | Mukun Li Yuyao Sun Dianying Feng Kunpeng Ruan Xia Liu Junwei Gu | 2023 | Nano Research2023,16,5: | 10 |
| 2 | Synthesis of a Highly Crystalline Amide-Linked Covalent Organic Framework显示文摘The dilemma for the synthesis of covalent organic frameworks(COFs)is crystallinity and stability.Herein,we present the synthesis of a single-crystalline amide-linked COF,and demonstrate its excellent chemical as well as thermal stabilities.This study will inspire the synthesis of a wide spectrum of highly crystalline and stable COFs,promote their structure-property investigations and boost their applications in selective gas adsorption,storage and separation. | Yuyao Li Zhipeng Zhou Yuexian Hong Xin Dong Yonghang Yang Zihao Liang Junliang Sun Xudong Chen Wei Liu Zhikun Zheng | 2023 | Chinese Journal of Chemistry2023,41,4: | 1 |
| 3 | The effect of heat treatment on the strength and toughness of carbon fiber/silicon carbide composites with different pyrolytic carbon interphase thicknesses显示文摘 | Hui Mei Qianglai Bai Yuyao Sun Haiqing Li Hongqin Wang Laifei Cheng | 2013 | Carbon2013,,: | 1 |
| 4 | Insight into the promotional mechanism of Cu modification towards wide-temperature NH3-SCR performance of NbCe catalyst显示文摘A simple strategy of Cu modification was proposed to broaden the operation temperature window for NbCe catalyst.The best catalyst Cu0.010/Nb1Ce3 presented over 90%NO conversion in a wide temperature range of 200-400℃and exhibited an excellent H_(2)O or/and SO_(2) resistance at 275℃.To understand the promotional mechanism of Cu modification,the correlation among the'activity-structure-property'were tried to establish systematically.Cu species highly dispersed on NbCe catalyst to serve as the active component.The strong interaction among Cu,Nb and Ce promoted the emergence of NbO4 and induced more Bronsted acid sites.And Cu modification obviously enhanced the redox behavior of the NbCe catalyst.Besides,EPR probed the Cu species exited in the form of monomeric and dimeric Cu^(2+),the isolated Cu^(2+)acted as catalytic active sites to promote the reaction:Cu^(2+)-NO_(3)^(-)+NO(g)→Cu^(2+)-NO_(2)^(-)+NO_(2)(g).Then the generated NO_(2) would accelerate the fast-SCR reaction process and thus facilitated the lowtemperature deNO_(x) efficiency.Moreover,surface nitrates became unstable and easy to decompose after Cu modification,thus providing additional adsorption and activation sites for NH3,and ensuring the improvement of catalytic activity at high temperature.Since the NH3-SCR reaction followed by E-R reaction pathway efficaciously over Cu_(0.010)/Nb_(1)Ce_(3) catalyst,the excellent H_(2)O and SO_(2) resistance was as expected. | Dongqi An Yuyao Yang Weixin Zou Yandi Cai Qing Tong Jingfang Sun Lin Dong | 2022 | Chinese Journal of Chemical Engineering2022,,10: | 1 |
| 5 | HDAC I/IIb selective inhibitor Purinostat Mesylate combined with GLS1 inhibition effectively eliminates CML stem cells显示文摘Purinostat Mesylate(PM)is a novel highly selective and active HDAC I/IIb inhibitor,and the injectable formulation of PM(PMF)based on the compound prescription containing cyclodextrin completely can overcome PM’s poor solubility and improves its stability and pharmacokinetic properties.Here,we showed that PM effectively repressed the survival of Ph+leukemia cells and CD34+leukemia cells from CML patients in vitro.In vivo studies demonstrated that PMF significantly prevented BCR-ABL(T315I)induced CML progression by restraining leukemia stem cells(LSCs),which are insensitive to chemotherapy and responsible for CML relapse.Mechanism studies revealed that targeting HDAC I/IIb repressed several important factors for LSCs survival including c-Myc,β-Catenin,E2f,Ezh2,Alox5,and mTOR,as well as interrupted some critical biologic processes.Additionally,PMF increased glutamate metabolism in LSCs by increasing GLS1.The combination of PMF and glutaminase inhibitor BPTES synergistically eradicated LSCs by altering multiple key proteins and signaling pathways which are critical for LSC survival and self-renewal.Overall,our findings represent a new therapeutic strategy for eliminating LSCs by targeting HDAC I/IIb and glutaminolysis,which potentially provides a guidance for PMF clinical trials in the future for TKI resistance CML patients. | Qiang Qiu Linyu yang Yunyu Feng Zejiang Zhu Ning Li Li Zheng Yuanyuan Sun Cong Pan Huandi Qiu Xue Cui Wei He Fang Wang Yuyao Yi Minghai Tang Zhuang Yang Yunfan Yang Zhihui Li Lijuan Chen Yiguo Hu | 2023 | Bioactive Materials2023,,3: | 1 |
| 6 | Prediction of fiber Rayleigh scattering responses based on deep learning显示文摘Distributed acoustic sensing(DAS) is a fiber sensing technology based on Rayleigh scattering,which transforms optical fiber into a series of sensing units. It has become an indispensable part in the field of seismic monitoring, vehicle tracking, and pipeline monitoring. Fiber Rayleigh scattering responses lay at the core of DAS. However, there are few in-depth studies on the purpose of acquiring fiber Rayleigh scattering responses. In this paper, we establish a deep learning framework based on the bidirectional gated recurrent unit, which is the first time to predict the fiber Rayleigh scattering responses, to the best of our knowledge. The deep learning framework is trained with a numerical simulation dataset only, but it can process experimental data successfully. Moreover, since the responses could have a wider effective bandwidth than the experimental probing pulses, a finer spatial resolution could be obtained after demodulation. This work indicates that the deep learning framework can capture the characteristics of the fiber Rayleigh scattering responses effectively, which paves the way for intelligent DAS. | Yongxin LIANG Jianhui SUN Jialei ZHANG Yuyao WANG Anchi WAN Shibo ZHANG Zhenyu YE Shengtao LIN Zinan WANG | 2023 | Science China(Information Sciences)2023,66,12: | 0 |
| 7 | A Biologically Inspired Cross-Type Ankle–Foot Exotendon:Assisting Plantarflexion Moment and Movement Stability显示文摘Cable-driven ankle–foot exoskeletons have attracted numerous researchers over the previous decade.The assistive forces of most exoskeletons pulled the back bottom of the shoes,across talocrural and subtalar joints.The talocrural joint is inherently mediolateral unstable at the plantarflexion position due to its sliding mortise structure,while the subtalar joint allows inversion/eversion.In this paper,a biologically inspired cross-type double-cable-driven ankle–foot exotendon was proposed to assist not only the plantarflexion moment but also the movement stability.The novel structure was bio-inspired by the behind-calf anatomically symmetric layout and under-foot cross-configuration of the ankle–foot muscles.To examine the combined functions,we conducted a forward pelvis perturbed standing experiment on five subjects without and with exotendon assistance and recorded the biomechanical data.Compared to the unpowered condition,the biological ankle plantarflexion moment was reduced by 39 with 0.1 Nm/kg exotendon assistance for one leg.Besides,the forward margin of stability was increased by 17 during the late perturbation period,which indicated the improvement of balance in the sagittal plane.In addition,the standard deviation of the lateral CoP and three-dimensional marker trajectories for the ankle condylar and heel all descended,which provided evidence for ankle–foot stability improvement.The results suggested that the proposed biological exotendon can provide the compound ankle–foot assistance,reducing plantarflexion moment and improving movement stability. | Yuyao Liu Ronglei Sun Ying Li Miao Zhang Kaijie Zou | 2023 | Journal of Bionic Engineering2023,20,6: | 0 |
| 8 | Practical Realization of Optimal Auxiliary Frequency Control Strategy of Wind Turbine Generator显示文摘Adding the auxiliary frequency control function to the wind turbine generator(WTG)is a solution to the frequency security problem of the power system caused by the replacement of the synchronous generator(SG)by the WTG.The auxiliary frequency control using rotor kinetic energy is an economical scheme because the WTG still runs at the maximum power point during normal operation.In this paper,the functional optimization model of the auxiliary frequency control strategy of WTG is established.The optimal auxiliary frequency control strategy is obtained by solving the model numerically.As for the practical realization of the control strategy,the coordination of the auxiliary frequency control with the maximum power point tracking(MPPT)control is studied.The practical auxiliary frequency control strategy is modified to adapt to different power disturbances in the system,and the parameter setting method is also proposed.The sensitivity of system frequency to control parameters is studied.Finally,the simulation results verify the effectiveness and practicability of the proposed control strategy. | Ming Sun Yong Min Xuejun Xiong Lei Chen Le Zhao Yuyao Feng Bingran Wang | 2022 | Journal of Modern Power Systems and Clean Energy2022,10,3: | 0 |
| 9 | Human SIDT1 mediates dsRNA uptake via its phospholipase activity显示文摘Dear Editor,Systemic RNA interference(RNAi)refers to post-transcriptional gene silencing that spreads throughout the organism and its progeny,which could be triggered by double-stranded(ds)RNA.^(1,2)Hunter and colleagues identified that a ubiquitously expressed putative transmembrane protein SID-1(systemic RNAi defective-1)in Caenorhabditis elegans is required for systemic RNA(3). | Cai-Rong Sun Da Xu Fengrui Yang Zhuanghao Hou Yuyao Luo Chen-Yu Zhang Ge Shan Guangming Huang Xuebiao Yao Yuxing Chen Qiong Li Cong-Zhao Zhou | 2024 | Cell Research2024,34,1: | 0 |
| 10 | Nickel-carbonate nanowire array: An efficient and durable electrocatalyst for water oxidation under nearly neutral conditions显示文摘 | Yuyao Ji Min Ma Xuqiang Ji Xiaoli Xiong Xuping Sun | 2018 | Frontiers of Chemical Science and Engineering2018,12,3: | 0 |