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16篇 您的检索式:作者名="Yuqiong Zhao"
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1A review of lithium-ion battery safety concerns:The issues,strategies,and testing standards显示文摘Efficient and reliable energy storage systems are crucial for our modern society.Lithium-ion batteries(LIBs)with excellent performance are widely used in portable electronics and electric vehicles(EVs),but frequent fires and explosions limit their further and more widespread applications.This review summarizes aspects of LIB safety and discusses the related issues,strategies,and testing standards.Specifically,it begins with a brief introduction to LIB working principles and cell structures,and then provides an overview of the notorious thermal runaway,with an emphasis on the effects of mechanical,electrical,and thermal abuse.The following sections examine strategies for improving cell safety,including approaches through cell chemistry,cooling,and balancing,afterwards describing current safety standards and corresponding tests.The review concludes with insights into potential future developments and the prospects for safer LIBs.Yuqing Chen Yuqiong Kang Yun Zhao Li Wang Jilei Liu Yanxi Li Zheng Liang Xiangming He Xing Li Naser Tavajohi Baohua Li 2021Journal of Energy Chemistry2021,30,8:29
2Integrated Energy Production Unit: An Innovative Concept and Design for Energy Transition Toward Low-carbon Development显示文摘To achieve the goals of emission peak and carbon neutrality,significant effort is invested to accelerate the energy transition,with a focus on the development and utilization of renewable energy,as well as the upgrading of conventional units.Within this context,this paper proposes an innovative concept,known as the integrated energy production unit(IEPU),providing a variety of energy products and flexible adjustment functions for power systems with high penetration of non-hydro renewable energy.In the IEPU framework,a photovoltaic(PV)power plant is installed to produce electricity;CO_(2) capture technology is applied to the existing coal-fired power plant with biomass co-combustion.The generated CO_(2) is used to synthesize methane or methanol with hydrogen through electrolysis.First,the operational principle and advantages of this concept are illustrated.Then,a simplified model is built to provide an optimal configuration scheme of equipment capacity.Finally,the potential contribution of IEPU to the operational flexibility of the power system is also analyzed.Xiaoxin Zhou Qiang Zhao Yuqiong Zhang Li Sun 2021CSEE Journal of Power and Energy Systems2021,7,6:7
3The latest development on amine functionalized solid adsorbents for post-combustion CO_(2)capture:Analysis review显示文摘Global warming and associated global climate change have led to serious efforts towards reducing CO_(2)emissions through the CO_(2)capture from the major emission sources.CO_(2)capture using the amine functionalized adsorbents is regard as a direct and effective way to reducing CO_(2)emissions due to their large CO_(2)adsorption amount,excellent CO_(2)adsorption selectivity and lower energy requirements for adsorbent regeneration.Moreover,large number of achievements on the amine functionalized solid adsorbent have been recorded for the enhanced CO_(2)capture in the past few years.In view of this,we review and analyze the recent advances in amine functionalized solid adsorbents prepared with different supporting materials including mesoporous silica,zeolite,porous carbon materials,metal organic frameworks(MOF)and other composite porous materials.In addition,amine functionalized solid adsorbents derived from waste resources are also reviewed because of the large number demand for cost-effective carbon dioxide adsorbents and the processing needs of waste resources.Considering the importance of the stability of the adsorbent in practical applications,advanced research in the capture cycle stability has also been summarized and analyzed.Finally,we summarize the review and offer the recommendations for the development of amine-based solid adsorbents for carbon dioxide capture.Peiyu Zhao Guojie Zhang Huangyu Yan Yuqiong Zhao 2021Chinese Journal of Chemical Engineering2021,34,7:4
4DFT study on the interaction of HCHO molecule with S-doped TiO_(2) (001) surface without and with water and oxygen molecules显示文摘The interactions of formaldehyde(HCHO)molecule with S-doped anatase TiO_(2)(001)surface without and with water and oxygen were studied by density functional theory(DFT).The adsorption energy of HCHO adsorption on S-doped TiO_(2) surface with water and oxygen(-709.62 kJ/mol)is much larger than that without water and oxygen(-312.14 kJ/mol).For HCHO adsorption system without water and oxygen,one CeH bond of HCHO molecule is broken.The oxygen and carbon atoms of HCHO are bonded to the titanium and sulfur atoms of SeTiO_(2) surface,respectively,and form a CH_(2)OS structure.For the system with water and oxygen,H_(2)O and HCHO molecules are both dissociated.HCHO molecule not only interacts with TiO_(2) surface,but also combines with O_(2) molecule.Two CeH bonds of HCHO are broken,one hydrogen atom(H1)is bonded to the sulfur atom(S)of TiO_(2) surface doping,while another hydrogen atom(H_(2))is bonded to the O atom(O_(2))of O_(2) molecule.The remaining CeO bond can be oxidized to form CO_(2) in subsequent action by oxygen from the atmosphere.The surface doping of sulfur have significant impact on the degradation of HCHO molecule on anatase TiO_(2)(001)surface with H_(2)O and O_(2).Guofei Wu Cuihua Zhao Xi Zhou Jianhua Chen Yuqiong Li 2019Journal of Materiomics2019,5,4:3
5Effects of SiO_2 and TiO_2 on resistance stabilities of flexible indium-tin-oxide films prepared by ion assisted deposition显示文摘Inorganic buffer layers such as SiO2 or TiO2 and transparent conductive indium-tin-oxide (ITO) films were prepared on polyethylene terephthalate (PET) substrates by ion assisted deposition (IAD) at room temperature, and the effects of SiO2 and TiO2 on the bending resistance performance of flexible ITO films were investigated. The results show that ITO films with SiO2 or TiO2 buffer layer have better resistance stabilities compared to ones without the buffer layer when the ITO films are inwards bent at a bending radius more than 1.2 cm and when the ITO films are outwards bent at a bending radius from 0.8 cm to 1.2 cm. ITO films with SiO2 buffer layer have better resistance stabilities compared to ones with TiO2 buffer layer after the ITO films are bent several hundreds of cycles at the same bending radius, for the adhesion of SiO2 is stronger than that of TiO2. The compressive stress resulted from inward bending leads to the formation of more defects in the ITO films compared with the tensile stress arising from outward bending. SiO2 and TiO2 buffer layers can effectively improve the crystallinity of ITO films in (400), (440) directions.LI Yuqiong YU Zhinong WANG Wuyu FAN Yuejiang DING Zhao XUE Wei 2009Rare Metals2009,28,6:2
616S rRNA gene sequencing analysis of gut microbiome in a mini-pig diabetes model显示文摘Background:Currently,increasing attention is being paid to the important role of intestinal microbiome in diabetes.However,few studies have evaluated the characteristics of gut microbiome in diabetic miniature pigs,despite it being a good model animal for assessing diabetes.Methods:In this study,a mini-pig diabetes model(DM)was established by 9-month high-fat diet(HFD)combined with lowdose streptozotocin,while the animals fed standard chow diet constituted the control group.16S ribosomal RNA(rRNA)gene sequencing was performed to assess the characteristics of the intestinal microbiome in diabetic mini-pigs.Results:The results showed that microbial structure in diabetic mini-pigs was altered,reflected by increases in levels of Coprococcus_3 and Clostridium_sensu_stricto_1,which were positively correlated with diabetes,and decreases in levels of the bac-teria Rikenellaceae,Clostridiales_vadinBB60_group,and Bacteroidales_RF16_group,which were inversely correlated with blood glucose and insulin resistance.Moreover,PICRUSt-predicted pathways related to the glycolysis and Entner-Doudoroff superpathway,enterobactin biosynthesis,and the L-tryptophan biosynthesis were significantly elevated in the DM group.Conclusion:These results reveal the composition and predictive functions of the intestinal microbiome in the mini-pig diabetes model,further verifying the relationship between HFD,gut microbiome,and diabetes,and providing novel insights into the application of the mini-pig diabetes model in gut microbiome research.Miaomiao Niu Yuqiong Zhao Lei Xiang Yunxiao Jia Jifang Yuan Xin Dai Hua Chen 2022Animal Models and Experimental Medicine2022,5,1:2
7Long-term case study of a Wuzhishan miniature pig with diabetes显示文摘Background:Miniature pigs are attractive animal models for exploring diabetes because they are similar to humans in terms of physiological structure and metabolism.However,little is known about the complications of diabetes in pigs.Methods:In this study,a 28-month observation of a Wuzhishan miniature pig with streptozotocin(STZ)-induced(120 mg/kg)diabetes was conducted,to investigate diabetes-related complications and the possibility of self-recovery in miniature pigs.Blood glucose,serum and urinary biochemistry was measured,and histopathologic examinations of eyes,kidney and pancreas were made.Results:During the observation,diabetic complications of eyes and kidney were observed.The eye complications included bilateral cataracts in the 15th month and degeneration of inner retina and microaneurysm in the 28th month.Kidney complications included glomerular mesangial expansion,focal segmental glomerular sclerosis,and renal tubular epithelial degeneration,but no proteinuria was observed.By 28 months after the application of STZ,with no treatment given,blood glucose had recovered and the number of pancreatic islet beta-cells had increased significantly.Conclusions:We showed that the STZ-induced diabetes model in miniature pigs could accurately mimic the pathological changes of human diabetes,and that pancreatic islet beta-cell regeneration did occur in an adult miniature pig,providing a new means for exploring diabetic complications and pancreatic islet beta-cell regeneration.Miaomiao Niu Yaqian Liu Lei Xiang Yuqiong Zhao Jifang Yuan Yunxiao Jia Xin Dai Hua Chen 2020Animal Models and Experimental Medicine2020,3,1:2
8The Enhancement of Soil Fertility,Dry Matter Transport and Accumulation,Nitrogen Uptake and Yield in Rice via Green Manuring显示文摘Readily available chemical fertilizers have resulted in a decline in the use of organic manure(e.g.,green manures),a traditionally sustainable source of nutrients.Based on this,we applied urea at the rate of 270 kg ha−1 with and without green manure in order to assess nitrogen(N)productivity in a double rice cropping system in 2017.In particular,treatment combinations were as follows:winter fallow rice-rice(WF-R-R),milk vetch rice-rice(MV-R-R),oil-seed rape rice-rice(R-R-R)and potato crop rice-rice(P-R-R).Results revealed that green manure significantly(p≤0.05)improved the soil chemical properties and net soil organic carbon content increased by an average 117.47%,total nitrogen(N)by 28.41%,available N by 26.64%,total phosphorus(P)by 37.77%,available P by 20.48%and available potassium(K)by 33.10%than WF-R-R,however pH was reduced by 3.30%across the seasons.Similarly,net dry matter accumulation rate enhanced in green manure applied treatments and ranked in order:P-R-R>R-R-R>MV-R-R>WF-R-R.Furthermore,the total leaf dry matter transport(t ha−1)for the P-R-R in both seasons was significantly higher by an average 11.2%,7.2%and 36%than MV-R-R,R-R-R,and WF-R-R,respectively.In addition,net total nitrogen accumulation(kg ha−1)was found higher in green manure applied plots compared to the control.Yield and yield attributed traits were observed maximum in green manure applied plots,with treatments ranking as follows:P-R-R>R-R-R>MV-R-R>WF-R-R.Thus,results obtained highlight ability of green manure to sustainably improve soil quality and rice yield.Tianyuan Li Saif Ullah He Liang Izhar Ali Quan Zhao Anas Iqbal Shanqing Wei Tariq Shah Yuqiong Luo Ligeng Jiang 2021Phyton-International Journal of Experimental Botany2021,90,1:1
9Liposome trade-off strategy in mitochondria-targeted NIR-cyanine: balancing blood circulation and cell retention for enhanced antitumor phototherapy in vivo显示文摘Cancer phototheranostics involving optical imaging-guided photodynamic therapy(PDT)and photothermal therapy(PTT)is a localized noninvasive approach in treating cancer.Mitochondria-targeted near-infrared(NIR)cyanines are excellent therapeutic photosensitizers of cancer.However,most mitochondria-targeted cyanines exist in the form of hydrophobic structures,which in vivo may cause cyanine aggregation during blood circulation,resulting in poor biocompatibility and limited therapeutic efficacy.Therefore,we developed a trade-off strategy by encapsulating mitochondria-targeted cyanines into liposomal bilayers(CyBI7-LPs),which balanced hydrophilicity that favored blood circulation and hydrophobicity that enhanced mitochondria tumor targeting.Moreover,CyBI7-LPs greatly minimized photobleaching of cyanine as self-generated reactive oxygen species(ROS)could rapidly escape from the liposomal bilayer,affording enhanced PTT/PDT efficacy.Bioorthogonal-mediated targeting strategy was further employed to improve uptake of tumor cells by modifying the liposomal surface to generate CyBI7-LPB.The CyBI7-LPB probe produced a tumor-to-background ratio(TBR)of approximately 6.4 at 24 HPI.Guiding by highly sensitive imaging resulted in excellent anti-tumor therapy outcomes using CyBI7-LPB due to the enhanced photothermal and photodynamic effects.This proposed liposomal nanoplatform exhibited a simple and robust approach as an imaging-guided synergistic anti-tumor therapeutic strategy.Xianghan Zhang Sumei Zhao Zhiqing Gao Jialin Zhou Yuqiong Xia Jie Tian Changhong Shi Zhongliang Wang 2021Nano Research2021,14,7:0
10Whole-genome sequencing study to identify candidate markers indicating susceptibility to type 2 diabetes in Bama miniature pigs显示文摘Background:Hundreds of single-nucleotide polymorphism(SNP)sites have been found to be potential genetic markers of type 2 diabetes mellitus(T2DM).However,SNPs related to T2DM in minipigs have been less reported.This study aimed to screen the T2DM-susceptible candidate SNP loci in Bama minipigs so as to improve the success rate of the minipig T2DM model.Methods:The genomic DNAs of three Bama minipigs with T2DM,six sibling lowsusceptibility minipigs with T2DM,and three normal control minipigs were compared by whole-genome sequencing.The T2DM Bama minipig-specific loci were obtained,and their functions were annotated.Meanwhile,the Biomart software was used to perform homology alignment with T2DM-related loci obtained from the human genome-wide association study to screen candidate SNP markers for T2DM in Bama miniature pigs.Results:Whole-genome resequencing detected 6960 specific loci in the minipigs with T2DM,and 13 loci corresponding to 9 diabetes-related genes were selected.Further,a set of 122 specific loci in 69 orthologous genes of human T2DM candidate genes were obtained in the pigs.Collectively,a batch of T2DM-susceptible candidate SNP markers in Bama minipigs,covering 16 genes and 135 loci,was established.Conclusions:Whole-genome sequencing and comparative genomics analysis of the orthologous genes in pigs that corresponded to the human T2DM-related variant loci successfully screened out T2DM-susceptible candidate markers in Bama miniature pigs.Using these loci to predict the susceptibility of the pigs before constructing an animal model of T2DM may help to establish an ideal animal model.Miaomiao Niu Yuqiong Zhao Yunxiao Jia Lei Xiang Xin Dai Hua Chen 2023Animal Models and Experimental Medicine2023,6,4:0
11Performance test of a 5 kW solid oxide fuel cell system under high fuel utilization with industrial fuel gas feeding显示文摘As the demand for green energy with high efficiency and low carbon dioxide(CO2)emissions has increased,solid oxide fuel cells(SOFCs)have been intensively developed in recent years.Integrated gasification fuel cells(IGFCs)in particular show potential for large-scale power generation to further increase system efficiency.Thus,for commercial application of IGFCs,it is important to design reliable multi-stacks for large systems that show long-term stability and practical fuel gas for application to industrial equipment.In this work,a test rig(of a 5 kW SOFC system,with syngas from industrial gasifiers as fuel)was fabricated and subjected to long-term tests under high fuel utilization to investigate its performance.The maximum steady output power of the system was 5700 W using hydrogen and 5660 W using syngas and the maximum steady electrical efficiency was 61.24%while the fuel utilization efficiency was 89.25%.The test lasted for more than 500 h as the fuel utilization efficiency was larger than 83%.The performances of each stack tower were almost identical at both the initial stage and after long-term operation.After 500 h operation,the performances of the stack towers decreased only slightly under lower current and showed almost no change under high current.These results demonstrate the reliability of the multi-stack design and the prospect of this SOFC power-generation system for further enlarging its application in a MWth demonstration.Ming Xu Hanlin Wang Mingxian Liu Jianning Zhao Yuqiong Zhang Pingping Li Mingliang Shi Siqi Gong Zhaohuan Zhang Chufu Li 2021International Journal of Coal Science & Technology2021,8,3:0
12Phosphorus-doped lithium- and manganese-rich layered oxide cathode material for fast charging lithium-ion batteries显示文摘Owing to their high theoretical specific capacity and low cost, lithium- and manganese-rich layered oxide (LMR) cathode materials are receiving increasing attention for application in lithium-ion batteries. However, poor lithium ion and electron transport kinetics plus side effects of anion and cation redox reactions hamper power performance and stability of the LMRs. In this study, LMR Li_(1.2)Mn_(0.6)Ni_(0.2)O_(2) was modified by phosphorus (P)-doping to increase Li+ conductivity in the bulk material. This was achieved by increasing the interlayer spacing of the lithium layer, electron transport and structural stability, resulting in improvement of the rate and safety performance. P^(5+) doping increased the distance between the (003) crystal planes from ~0.474 nm to 0.488 nm and enhanced the structural stability by forming strong covalent bonds with oxygen atoms, resulting in an improved rate performance (capacity retention from 38% to 50% at 0.05 C to 5 C) and thermal stability (50% heat release compared with pristine material). First-principles calculations showed the P-doping makes the transfer of excited electrons from the valence band to conduction band easier and P can form a strong covalent bond helping to stabilize material structure. Furthermore, the solid-state electrolyte modified P5+ doped LMR showed an improved cycle performance for up to 200 cycles with capacity retention of 90.5% and enhanced initial coulombic efficiency from 68.5% (pristine) or 81.7% (P-doped LMR) to 88.7%.Yuqiong Kang Xingang Guo Zhiwu Guo Jiangang Li Yunan Zhou Zheng Liang Cuiping Han Xiangming He Yun Zhao Naser Tavajohi Baohua Li 2021Journal of Energy Chemistry2021,30,11:0
13单细胞转录组分析揭示人类生殖系细胞与性腺微环境细胞之间的相互作用显示文摘文章简介人类胚胎生殖细胞(FGC,fetal germ cell)是精子和卵细胞的前体细胞,其正常发育对于物种稳定延续至关重要。然而,由于实验材料稀少以及缺少已知的特异性表面分选标志等原因,人们对于人类胚胎生殖细胞的发育进程知之甚少。Li Li Ji Dong Liying Yan Jun Yong Xixi Liu Yuqiong Hu Xiaoying Fan Xinglong Wu Hongshan Guo Xiaoye Wang Xiaohui Zhu Rong Li Jie Yan Yuan Wei Yangyu Zhao Wei Wang Yixin Ren Peng Yuan Zhiqiang Yan Boqiang Hu Fan Guo Lu Wen 汤富酬 乔杰 2018科学新闻2018,0,4:0
14Surplus energy utilization of spent lithium-ion batteries for high-profit organolithiums显示文摘It is challenging to efficiently and economically recycle many lithium-ion batteries(LIBs)because of the low valuation of commodity metals and materials,such as LiFePO_(4).There are millions of tons of spent LIBs where the barrier to recycling is economical,and to make recycling more feasible,it is required that the value of the processed recycled material exceeds the value of raw commodity materials.The presented research illustrates improved profitability and economics for recycling spent LIBs by utilizing the surplus energy in lithiated graphite to drive the preparation of organolithiums to add value to the recycled lithium materials.This study methodology demonstrates that the surplus energy of lithiated graphite obtained from spent LIBs can be utilized to prepare high-value organolithiums,thereby significantly improving the economic profitability of LIB recycling.Organolithiums(R-O-Li and R-Li)were prepared using alkyl alcohol(R-OH)and alkyl bromide(R-Br)as substrates,where R includes varying hindered alkyl hydrocarbons.The organolithiums extracted from per kilogram of recycled LIBs can increase the economic value between$29.5 and$226.5 kg^(−1) cell.The value of the organolithiums is at least 5.4 times the total theoretical value of spent materials,improving the profitability of recycling LIBs over traditional pyrometallurgical($0.86 kg^(−1) cell),hydrometallurgical($1.00 kg^(−1) cell),and physical direct recycling methods($5.40 kg^(−1) cell).Jian Lu Yun Zhao Yuqiong Kang Chenglei Li Yawen Liu Liguang Wang Hao Du Meicen Fan Yunan Zhou John Wozny Tao Li Naser Tavajohi Feiyu Kang Baohua Li 2023Carbon Energy2023,5,6:0
15Catalytic performance of Co-Mo-Ce-K/γ-Al_(2)O_(3) catalyst for the shift reaction of CO in coke oven gas显示文摘The catalytic performance of Co-Mo-Ce-K/γAl_(2)O_(3) catalyst for the shift reaction of CO in coke oven gas is investigated using X-ray diffraction(XRD)and temperature-programmed reduction(TPR).The results indicate that Ce and K have a synergistic effect on promoting the catalytic activity,and the Co-Mo-Ce-K/γAl_(2)O_(3) catalyst with 3.0 wt-%CeO2 and 6.0 wt-%K_(2)O exhibits the highest activity.CeO2 favors Co dispersion and mainly produces an electronic effect.TPR characterization results indicate that the addition of CeO2-K_(2)O in the Co-Mo-Ce-K/γ-Al_(2)O_(3) catalyst decreases the reduction temperature of active components,and part of octahedrally coordinated Mo6+transforms into tetrahedrally coordinated Mo6+,which has a close relationship with the catalytic activity.Yuqiong ZHAO Yongfa ZHANG 2010Frontiers of Chemical Science and Engineering2010,4,4:0
16First-principles study on the co-adsorption of water and oxygen molecules on chalcopyrite(112)-M surface显示文摘Chalcopyrite is a common copper-bearing mineral with antiferromagnetic properties.However,this property has rarely been considered in previous studies for detailed adsorption behaviors of molecules on chalcopyrite.Based on density functional theory(DFT),new adsorption pathways by H_(2)O and O_(2)on the chalcopyrite metal terminated(112)surface((112)-M)is found in this work.First,through simulating the adsorption of an isolated water molecule and monolayer water molecules,it is confirmed that H_(2)O molecules tend to adsorb on the surface Fe atoms more than on the surface Cu atoms.Then,we studied various adsorption behaviors of the O_(2)molecule.It is found that the adsorption on the hollow FeAFe site is the most stable case;however,O_(2)is undissociated.Two adsorption cases will happen when H_(2)OAO_(2)adsorb simultaneously on the surface.For the S site,the H_(2)O molecule thoroughly dissociated and formed SAO species,and the other case is H_(2)O undissociated adsorbing at the Cu site.For the former case,it is interesting that H_(2)O is dissociated before O_(2).Yingchao Liu Jianhua Chen Yuqiong Li Cuihua Zhao 2023International Journal of Mining Science and Technology2023,33,8:0
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