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36篇 您的检索式:作者名="Yaopeng"
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1Challenges and recent progress in thermal management with heat pipes for lithium-ion power batteries in electric vehicles显示文摘Electric vehicles(EVs)are globally undergoing rapid developments,and have great potentials to replace the traditional vehicles based on fossil fuels.Power-type lithium-ion batteries(LIBs)have been widely used for EVs,owing to high power densities,good charge/discharge stability,and long cycle life.The driving ranges and acceleration performances are gaining increasing concerns from customers,which depend highly on the power level of LIBs.With the increase in power outputs,rising heat generation significantly affects the battery performances,and in particular operation safety.Meanwhile,the cold-start performance is still an intractable problem under extreme conditions.These challenges put forward higher requirements for a dedicated battery thermal management system(BTMS).Compared to traditional BTMSs in EVs,the heat pipe-based BTMS has great application prospects owing to its compact structure,flexibility,low cost,and especially high thermal conductivity.Encompassing this topic,this review first introduces heat generation phenomena and temperature characteristics of LIBs.Multiple abuse conditions and thermal runaway issues are described afterward.Typical cooling and preheating methods for designing a BTMS are also discussed.More emphasis on this review is put on the use of various heat pipes for BTMSs to enhance the thermal performances of LIBs.For lack of wide application in actual EVs,more efforts should be made to extend the use of heat pipes for constructing an energy-efficient,cost-effective,and reliable BTMS to improve the performances and safety of EVs.HUANG Yao TANG Yong YUAN Wei FANG GuoYun YANG Yang ZHANG XiaoQing WU YaoPeng YUAN YuHang WANG Chun LI JinGuang 2021Science China(Technological Sciences)2021,64,5:10
2K+alkalization promoted Ca2+intercalation in V2CTx MXene for enhanced Li storage显示文摘Although MXenes is highly attractive as anode materials of lithium ion batteries,it sets a bottleneck for higher capacity of the V2CTxMXene due to the limited interlayer space and the derived surface terminations.Herein,the cation intercalation and ion-exchange were well employed to achieve a K+and Ca2+intercalated V2CTxMXene.A larger interlayer distance and low F surface terminations were thereof obtained,which accelerates the ion transport and promotes the delicate surface of V2CTx MXene.As a result,a package of enhanced capacity,rate performance and cyclability can be achieved.Furthermore,the ion exchange approach can be extended to other 2 D layered materials,and both the interlayer control and the surface modification will be achieved.Ming Lu Yaopeng Zhang Junnan Chen Wenjuan Han Wei Zhang Haibo Li Xia Zhang Bingsen Zhang 2020Journal of Energy Chemistry2020,29,10:4
3Silk materials for medical, electronic and optical applications显示文摘Silk derived from the silkworm Bombyx mori is among the most important fibrous protein biomaterials due to large-scale production from natural sources, excellent biocompatibility, unique mechanical properties and controllable degradation. Silk fibroin can be processed into a variety of formats to match different applications, such as tissue engineering, drug delivery or as the passive substrate of a bio-device. Advances in fabrication technologies provide new possibilities for the combination of silk fibroin with other nanomaterials to functionalize silk fibroin for specialized purposes, including sensing, cell visualization,resistance to ultraviolet light and provision of antibacterial properties. As the requirement for wearable and intelligent devices has become increasingly important over recent years, silk fibroin has been utilized as the active element in electronic and optical instruments. This review summarizes these recent advances in the innovative applications of silk fibroin.FAN SuNa ZHANG Yi HUANG XiangYu GENG LiHong SHAO HuiLi HU XueChao ZHANG YaoPeng 2019Science China(Technological Sciences)2019,62,6:4
4Recent progress on pure organic room temperature phosphorescence materials based on host-guest interactions显示文摘Pure organic room temperature phosphorescence(RTP) has been attracting a lot interest recently. So far,many strategies have succeeded in achieving efficient organic RTP materials by increasing the rate of intersystem crossing(ISC) and suppressing non-radiative transitions. In supramolecular chemistry, the control and regulation of molecular recognition based on the role of the host and guest in supramolecular polymers matrix, has attracted much attention. Recently, researchers have successfully achieved room temperature phosphorescence of pure organic complexes through host-guest interactions. The host molecule specifically includes the phosphorescent guest to reduce non-radiative transitions and enhance room temperature phosphorescence emission. This review aims to describe the developments and achievements of pure organic room temperature phosphorescence systems through the mechanism of host-guest interactions in recent years, and demonstrates the exploration and pursuit of phosphorescent materials of researchers in different fields.Guojuan Qu Yaopeng Zhang Xiang Ma 2019Chinese Chemical Letters2019,30,10:3
5Role of humidity on the structures and properties of regenerated silk fibers显示文摘Silk fiber was processed from highly concentrated spinning dope to solid fibers along with water removal. To understand the mechanism of water removal during silk fiber spinning process, a microfluidic chip was designed and applied to investigate the structures and mechanical properties of two kinds of regenerated silk fibroin fibers dry-spun at different relative humidity. The experimental results showed that the diameters of the fibers spun at 40% RH are always larger than the fibers spun at 50% RH due to different removal rates of water. The fibers spun at low humidity contain more β-sheet structure and lower degree of chain orientation and crystalline orientation. These results indicate that the fast phase transition of silk fibroin from sol–gel to silk fiber undergoes with rapid water removal and higher fiber orientation relates to more residue water and drawing force.Qingfa Peng Huili Shao Xuechao Hu Yaopeng Zhang 2015Progress in Natural Science:Materials International2015,25,5:3
63D Printed Gelatin Scaffold with Improved Shape Fidelity and Cytocompatibility by Using Antheraea pernyi Silk Fibroin Nanofibers显示文摘Gelatin(G)is a commonly used natural biomaterial owing to its good biocompatibility and easy availability.However,using pure gelatin as a bioink can barely achieve an ideal shape fidelity in 3D printing.In this study,Antheraea pernyi silk fibroin nanofibers(ASFNFs)with arginine-glycine-aspartic acid(RGD)peptide and partial natural silk structure are extracted and combined with pure gelatin bioink to simultaneously improve the shape fidelity and cytocompatibility of corresponding 3D printed scaffold.Results show that the optimum printing temperature is 30℃ for these bioinks.The printed filaments using 16G/4ASFNFs bioink(16wt%gelatin and 4wt%ASFNFs)demonstrate better morphology and larger pore size than those printed by pure gelatin bioink(20G,20wt%gelatin),thus successfully improve the shape fidelity and porosity of the 3D printed scaffold.The 16G/4ASFNFs scaffold also demonstrate higher swelling ratio and faster degradation rate than the pure gelatin scaffold.Moreover,the cell viability and proliferation ability of Schwann cells cultured on the 16G/4ASFNFs scaffold are significantly superior than those cultured on the pure 20G scaffold.The ASFNFs enhanced 16G/4ASFNFs scaffold reported here are expected to be a candidate with excellent potential for biomedical applications.Shengzhi Zou Suna Fan Ana L.Oliveira Xiang Yao Yaopeng Zhang Huili Shao 2022Advanced Fiber Materials2022,4,4:2
7Residual compressive strength and freeze- thaw resistance of ordinary concrete after high temperature 显示文摘Yaopeng Wu Bo Wu 2014Con- struction and Building Materials2014,54,3:1
8Construction of multi-functional delivery system: transferrin mediated tat and drug-loaded magnetic nanoparticles显示文摘This paper describes a new formulation of magnetic nanoparticles coated by a novel polymer matrix-O-Carboxylmethylated Chitosan (O-CMC) as drug/gene carrier. The O-CMC magnetic nanoparticles were derivatized with a peptide sequence from the HIV-tat protein and transferrin to improve the translocational property and cellar uptake of the nanoparticles. To evaluate the O-MNPs-Tat-Tf as drug carriers, Methotrexate (MTX) was incorporated as a model drug and MTX-loaded O-MNPs-Tat-Tf with an average diameter of 75nm were prepared and characterized by TEM, AFM and VSM. The cytotoxicity of MTX-loaded O-MNPs-Tat-Tf was investigated with C6 cells. The results showed that the MTX-loaded O-MNPs-Tat-Tf retained significant antitumor toxicity; additionally, sustained release of MTX from O-CMC nanoparticles was observed in vitro, suggesting that the O-MNPs-Tat-Tf could be a novel magnetic targeting carrier. We also studied the ability of O-MNPs-Tat-Tf crossing BBB in rats by single photon emission computed tomography (SPECT).YAOPENG ZHAOAi-jie KANGChun-sheng YuanXu-bo CHANGJin PUPei-yu 2005中国医学工程2005,13,2:1
9Preparation,model construction and efficacy lipid-lowering evaluation of kiwifruit juice fermented by probiotics显示文摘In this study,kiwi juice was fermented with acid-resistant and bile-resistant probiotics to screen out lactic acid bacteria that can lower cholesterol and were suitable for kiwi fermentation.A non-linear fitting equation was used to establish a kinetic model of probiotics fermenting kiwi juice(R^(2)>0.90),and then a fermented juice with special effects of lowering fat was prepared.We have studied the lipid-lowering effect of fermented fruit juice through in vivo validation experiments in mice,and determined the lipid-lowering effect of fermented fruit juice according to the mouse serum indicators and the distribution of intestinal flora.The results suggested that the juice fermented with Bifidobacterium bifidum 6169 and Lactobacillus plantarum 21805 were more effective in cholesterol degradation,and the cholesterol degradation rates were 67.57%and 64.22%,respectively.The number of viable bacteria after fermentation was significantly higher than other groups(p<0.05),and the sensory score was also higher.In addition,the serum indicators were significantly ameliorated and the number of beneficial microorganisms in the intestinal flora increased after the high-fat mice were treated with fermented kiwifruit juice.The research indicates that the fermented products have a regulatory effect on cholesterol levels in mice with hyperlipidemia.Yu Wang Hongcai Li Yichen Ren Yaqin Wang Ren Yaopeng Wang Xiaowei Yue Tianli Wang Zhouli Gao Zhenpeng 2022Food Bioscience2022,47,3:1
10Studies on the synthesis and thermal properties of copely (L-lactic acid/glycolic acid) by direct melt pelycondensation显示文摘Lan Ping Zhang Yaopeng Gao Qinwei 2004J Appl Polym Sci2004,92,:1
11Structural char- acteristics and properties of polyurethane modified TDE-85/MeTH- PA epoxy resin with interpenetrating polymer networks 显示文摘Zhihua Li Yaopeng Huang Dongyan Ren 2008Journal of Materials Engineering and Performance2008,15,3:1
12Studies on spinning and rheological behaviors of regenerated silk fibroin/N-methylmorpholine-N-oxide·H2O solutions显示文摘Ying Xu Huili Shao Yaopeng Zhang Xuechao Hu 2005Journal of Materials Science2005,,20:1
13Highly safe and ionothermal synthesis of Ti3C2 MXene with expanded interlayer spacing for enhanced lithium storage显示文摘MXene is a rising star of two-dimensional(2D)materials for energy relative applications,however,the traditional synthesis of MXene etched by hazard HF acid or LiF+HCl mixed solution is highly dangerous with the risk of splashing or pouring liquid solutions.In this work,we developed a water-free ionothermal synthesis of 2D Ti3C2 MXene via etching pristine Ti3AlC2 MAX in low-cost choline chloride and oxalic acid based deep eutectic solvents(DES)with the presence of NH4F,thus it was highly safe and convenient to operate solid precursor and product materials at room temperature.Benefited from the low vapor pressure and solvating properties of DES,the prepared Ti3C2(denoted as DES-Ti3C2)possessed a high purity up to 98% compared with 95% for HF etched Ti3C2(denoted as HF-Ti3C2).Notably,an expanded interlayer spacing of 1.35 nm could be achieved due to the intercalation of choline cations in DES-Ti3C2,larger than that of HF-Ti3C2(0.98 nm).As a result,the DES-Ti3C2 anodes exhibited enhanced lithium storage performance,such as high reversible capacity of 208 m Ah g-1at 0.5 A g-1,and long cycle life over 400 times,outperforming most reported pure MXene anodes.The ionothermal synthesis of MXene developed here may pave a new way to safely prepare other MXene for various energy relating applications.Junbiao Wu Yu Wang Yaopeng Zhang Hao Meng Yan Xu Yide Han Zhuopeng Wang Yanfeng Dong Xia Zhang 2020Journal of Energy Chemistry2020,29,8:1
14Adaptive optics two- photon fluorescence microscopy 显示文摘Yaopeng Zhou Thomas Bifano Charles Lin 2007Proceedings of SPIE2007,6467,:1
15Open-loop control of a MEMS deformable mirror for large-amplitude wavefront control显示文摘Jason B S Alioune D Yaopeng Z 2007J Opt SocAm A2007,24,12:1
16Antheraea pernyi silk fiber: A potential resource for artificially bio- spinning spider dragline silk显示文摘Zhang Yaopeng Yang Hongxia Shao Huili 2010Journal of Biomedcine Biotechnology2010,2010,68:1
17Effects of compound stimulation of fluid shear stress plus ultrasound on stem cell proliferation and osteogenesis显示文摘Bone tissue with strong adaptability is often in a complex dynamical microenvironment in vivo,which is associated with the pathogenesis and treatment of orthopedic diseases.Therefore,it is of great significance to investigate the effects of corresponding compound stimulation on cell behaviors.Herein,a fluid shear stress(FSS)plus ultrasound stimulation platform suitable for cell studies based on a microfluidic chip was constructed and bone marrow mesenchymal stem cell(BMSC)was chosen as a model cell.The proliferation and osteogenesis of BMSCs under the compound stimulation of FSS plus ultrasound in growth medium without any soluble induction factors were firstly investigated.Single FSS stimulation and static culture conditions were also examined.Results illustrated that suitable single FSS stimulation(about 0.06 dyn/cm^(2))could significantly enhance cell proliferation and osteogenesis simultaneously when compared to the static control,while greater FSS mitigated or even restricted these enhancing effects.Interestingly,ultrasound stimulation combined with this suitable FSS stimulation further accelerated cell proliferation as the intensity of ultrasound increasing.As for the osteogenesis under compound stimulation,it was relatively restricted under lower ultrasound intensity(about 0.075W/cm^(2)),while promoted when the intensity became higher(about 1.75W/cm^(2)).This study suggests that both the cell proliferation and osteogenesis are very responsive to the magnitudes of FSS and ultrasound stimulations and can be both significantly enhanced by proper combination strategies.Moreover,these findings will provide valuable references for the construction of effective cell bioreactors and also the treatment of orthopedic diseases.Lingzhi Jing Suna Fan Xiang Yao Yaopeng Zhang 2021Regenerative Biomaterials2021,8,6:1
18Bio-inspired capil-lary dry spinning of regenerated silk fibroin aqueoussolution 显示文摘Wei W Yaopeng Z Yingmei Z 2011Materials Science & Engineering C2011,31,7:1
19Tough silk fibers prepared in air using a biomimetic microfluidic chip显示文摘Jie Luo Lele Zhang Qingfa Peng Mengjie Sun Yaopeng Zhang Huili Shao Xuechao Hu 2014International Journal of Biological Macromolecules2014,,:1
20Studies on the post-treatment of the dry-spun fibers from regenerated silk fibroin solution: Post-treatment agent and method显示文摘Wei Wei Yaopeng Zhang Yingmei Zhao Huili Shao Xuechao Hu 2011Materials and Design2011,,:1
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