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| 1 | Nitrogen and Phosphorus Dual-Doped Multilayer Graphene as Universal Anode for Full Carbon-Based Lithium and Potassium Ion Capacitors显示文摘Lithium/potassium ion capacitors(LICs/PICs) have been proposed to bridge the performance gap between high-energy batteries and high-power capacitors.However,their development is hindered by the choice,electrochemical performance,and preparation technique of the battery-type anode materials.Herein,a nitrogen and phosphorus dual-doped multilayer graphene(NPG) material is designed and synthesized through an arc discharge process,using low-cost graphite and solid nitrogen and phosphorus sources.When employed as the anode material,NPG exhibits high capacity,remarkable rate capability,and stable cycling performance in both lithium and potassium ion batteries.This excellent electrochemical performance is ascribed to the synergistic effect of nitrogen and phosphorus doping,which enhances the electrochemical conductivity,provides a higher number of ion storage sites,and leads to increased interlayer spacing.Full carbon-based NPG‖LiPF6‖active carbon(AC) LICs and NPG‖KPF6‖AC PICs are assembled and show excellent electrochemical performance,with competitive energy and power densities.This work provides a route for the large-scale production of dual-doped graphene as a universal anode material for high-performance alkali ion batteries and capacitors. | Yuting Luan Rong Hu Yongzheng Fang Kai Zhu Kui Cheng Jun Yan Ke Ye Guiling Wang Dianxue Cao | 2019 | Nano-Micro Letters2019,11,2: | 6 |
| 2 | Electrostatic self-assembly of MXene and edge-rich CoAl layered double hydroxide on molecular-scale with superhigh volumetric performances显示文摘It is highly desirable to design and synthesize two-dimensional nanostructured electrode materials with high electrical conductivity,large electrolyte-accessible surface area and more exposed active sites for energy storage applications.Herein,MXene/Co Al-LDH heterostructure has been prepared through electrostatic ordered hetero-assembly of monolayer MXene and edge-rich Co Al-LDH nanosheets in a faceto-face manner on molecular-scale for supercapacitor applications.Benefiting from the unique structure,strong interfacial interaction and synergistic effects between MXene and Co Al-LDH nanosheets,the electrical conductivity and exposed electrolyte-accessible active sites are significantly enhanced.The asprepared MXene/Co Al-LDH-80%(ML-80)film exhibits high volumetric capacity of 2472 C cm-3 in 3 M KOH electrolyte with high rate capability of 70.6%at 20 A g-1.Notably,to the best of our knowledge,the high volumetric capacity is the highest among other previously reported values for supercapacitors in aqueous electrolytes.Furthermore,our asymmetric supercapacitor device fabricated with ML-80 and MXene/graphene composite as cathode and anode,respectively,exhibits impressive volumetric energy density of 85.4 Wh L-1 with impressive cycling stability of 94.4%retention ratio after 30,000 continuous charge/discharge cycles. | Hao Niu Xue Yang Qian Wang Xiaoyan Jing Kui Cheng Kai Zhu Ke Ye Guiling Wang Dianxue Cao Jun Yan | 2020 | Journal of Energy Chemistry2020,29,7: | 6 |
| 3 | Ultrahigh energy density battery-type asymmetric supercapacitors: NiMoO4 nanorod-decorated graphene and graphene/Fe2O3 quantum dots显示文摘 | Jiao Yang Wei Liu Hao Niu Kui Cheng Ke Ye Kai Zhu Guiling Wang Dianxue Cao Jun Yan | 2018 | Nano Research2018,11,9: | 5 |
| 4 | Uniformly grown PtCo-modified C03O4 nanosheets as a highly efficient catalyst for sodium borohydride electrooxidation显示文摘 | Congying Song Dongming Zhang Bin Wang Zhuang Cai Peng Yan Yang Sun Ke Ye Dianxue Cao Kui Cheng Guiling Wang | 2016 | Nano Research2016,9,11: | 5 |
| 5 | Designandconstructionof athree-dimensionalelectrodewith biomass-derived carbon current collector andwater-soluble binder for high-sulfur-loading lithium-sulfur batteries显示文摘Lithium-sulfur batteries attract lots of attention due to their high specific capacity,low cost,and environmental friendliness.However,the low sulfur utilization and short cycle life extremely hinder their application.Herein,we design and fabricate a three-dimensional electrode by a simple filtration method to achieve a high-sulfur loading.Biomass porous carbon is employed as a current collector,which not only enhances the electronic transport but also effectively limits the volume expansion of the active material.Meanwhile,an optimized carboxymethyl cellulose binder is chosen.The chemical bonding restricts the shuttle effect,leading to improved electrochemical performance.Under the ultrahigh sulfur load of 28mg/cm2,the high capacity of 18mAh/cm2 is still maintained,and stable cycling performance is obtained.This study demonstrates a viable strategy to develop promising lithium-sulfur batteries with a three-dimensional electrode,which promotes sulfur loading and electrochemical performance. | Pengfei Wang Zhe Gong Ke Ye Vipin Kumar Kai Zhu Linna Sha Jun Yan Jinling Yin Kui Cheng Guiling Wang Dianxue Cao | 2020 | Carbon Energy2020,2,4: | 3 |
| 6 | Organic 3D interconnected graphene aerogel as cathode materials for high-performance aqueous zinc ion battery显示文摘Aqueous rechargeable zinc ion batteries are very attractive in large-scale storage applications,because they have high safety,low cost and good durability.Nonetheless,their advancements are hindered by a dearth of positive host materials(cathode)due to sluggish diffusion of Zn2+in the solid inorganic frameworks.Here,we report a novel organic electrode material of poly 3,4,9,10-perylentetracarboxylic dianhydride(PPTCDA)/graphene aerogel(GA).The 3D interconnected porous architecture synthesized through a simple solvothermal reaction,where the PPTCDA is homogenously embedded in the GA nanosheets.The self-assembly of PPTCDA/GA coin-type cell will not only significantly improve the durability and extend lifetime of the devices,but also reduce the electronic waste and economic cost.The self-assembled structure does not require the auxiliary electrode and conductive agent to prepare the electrode material,which is a simple method for preparing the coin-type cell and a foundation for the next large-scale production.The PPTCDA/GA delivers a high capacity of≥200 m Ah g^–1 with the voltage of 0.0~1.5 V.After 300 cycles,the capacity retention rate still close to 100%.The discussion on the mechanism of Zn2+intercalation/deintercalation in the PPTCDA/GA electrode is explored by Fourier transform infrared spectrometer(FT-IR),X-ray diffraction(XRD)and X-ray photoelectron spectroscopy(XPS)characterizations.The morphology and structure of PPTCDA/GA are examined by scanning electron microscopy(SEM)and transmission electron microscopy(TEM). | Ruibai Cang Ke Ye Kai Zhu Jun Yan Jinling Yin Kui Cheng Guiling Wang Dianxue Cao | 2020 | Journal of Energy Chemistry2020,29,6: | 2 |
| 7 | MXene-Derived Defect-Rich TiO2@rGO as High-Rate Anodes for Full Na Ion Batteries and Capacitors显示文摘Sodium ion batteries and capacitors have demonstrated their potential applications for next-generation low-cost energy storage devices.These devices’s rate ability is determined by the fast sodium ion storage behavior in electrode materials.Herein,a defective TiO2@reduced graphene oxide(M-TiO2@rGO)self-supporting foam electrode is constructed via a facile MXene decomposition and graphene oxide self-assembling process.The employment of the MXene parent phase exhibits distinctive advantages,enabling defect engineering,nanoengineering,and fluorine-doped metal oxides.As a result,the M-TiO2@rGO electrode shows a pseudocapacitance-dominated hybrid sodium storage mechanism.The pseudocapacitance-dominated process leads to high capacity,remarkable rate ability,and superior cycling performance.Significantly,an M-TiO2@rGO//Na3 V2(PO4)3 sodium full cell and an M-TiO2@rGO//HPAC sodium ion capacitor are fabricated to demonstrate the promising application of M-TiO2@rGO.The sodium ion battery presents a capacity of 177.1 mAh g-1 at 500 mA g-1 and capacity retention of 74%after 200 cycles.The sodium ion capacitor delivers a maximum energy density of 101.2 Wh kg-1 and a maximum power density of 10,103.7 W kg-1.At 1.0 A g-1,it displays an energy retention of 84.7%after 10,000 cycles. | Yongzheng Fang Yingying Zhang Chenxu Miao Kai Zhu Yong Chen Fei Du Jinling Yin Ke Ye Kui Cheng Jun Yan Guiling Wang Dianxue Cao | 2020 | Nano-Micro Letters2020,12,10: | 2 |
| 8 | Porous and free-standing Ti3C2Tx-RGO film with ultrahigh gravimetric capacitance for supercapacitors显示文摘MXene-based electrode materials exhibit favorable supercapacitor performance in sulfuric acid due to praised pseudocapacitance charge storage mechanism.However,self-stacking of conventional MXene electrodes severely restricts their electrochemical performance,especially at high loading.Herein,a flexible cross-linked porous Ti3C2Tx-MXene-reduced graphene oxide(Ti3C2Tx-RGO)film is skillfully designed and synthesized by microscopic explosion of graphene oxide(GO)at sudden high te mperature.The generated chamber structure between layers could hold a few of electrolyte,leading to a close-fitting reaction at interlayer and avoiding complex ions transmission paths.The Ti3C2Tx-RGO film displayed a preferable rate performance than that of pure Ti3C2Tx film and a high capacitance of 505 F/g at 2 mV/s.Furthermore,the uniform intralayer structure and unique energy storage process lead to thicknessindependenct electrochemical performances.This work provides a simple and feasible improvement approach for the design of MXene-based electrodes,which can be spread other electrochemical systems limited by ions transport,such as metal ions batteries and catalysis. | Yongzheng Fang Bowen Yang Dongtong He Huipeng Li Kai Zhu Lin Wu Ke Ye Kui Cheng Jun Yan Guiling Wang Dianxue Cao | 2020 | Chinese Chemical Letters2020,31,4: | 2 |
| 9 | Methane in the Yellow Sea and East China Sea: dynamics, distribution, and production显示文摘The Yellow Sea(YS)and East China Sea(ECS)are important marginal seas of the western Pacific.Understanding the dynamics of methane(CH_(4))in the YS and ECS are essential to evaluate the role of coastal seas in global warming.We measured dissolved CH_(4) at various depths in the water column of the YS and ECS during a cruise from March to April 2017.The concentrations of CH_(4) varied greatly in different water masses,suggesting that the hydrographic conditions can substantially aff ect the CH_(4) distribution.The CH_(4) budget in the shelf of the ECS,which was estimated with a box model,suggests CH_(4) consumption in the water column was the major sink(>95%),followed by a loss with a total of 2.2%CH_(4) released to the atmosphere.Overall a local CH_(4) production of 0.28 nmol/(L·d)was needed to maintain the CH_(4) excess.Results from laboratory incubations showed an increase in CH_(4)(1.5 times higher than the value of the control)after the addition of dimethylsulfoniopropionate(DMSP).Field incubations result in a CH_(4) production rate of 1.2 nmol/(L·d)under a N-stressed conditions(N꞉P<1),indicates that the DMSP-dependent CH_(4) production prefer to occur in the oligotrophic seawaters,where nitrogen is depleted.This study demonstrates that the marginal seas of China is a hotspot for CH_(4) dynamics,and the cycling of methylated sulfur compounds(such as DMSP)may contribute importantly to locally formed CH_(4).This may have further implication to carbon and sulfur biogeochemical cycles in the western Pacific. | Wangwang YE Guanxiang DU Honghai ZHANG Guiling ZHANG | 2022 | Journal of Oceanology and Limnology2022,40,2: | 1 |
| 10 | A novel synthesis of micrometer silica hollow sphere显示文摘 | Pan Wen Ye Junwei Ning Guiling | 2009 | Materials Research Bulletin2009,44,2: | 1 |
| 11 | Stable and dendrite-free Zn anode with artificial desolvation interface layer toward high-performance Zn-ion capacitor显示文摘Aqueous Zn-based energy storage devices possess tremendous advantages, such as low cost, high safety,and competitive energy density, due to employing a Zn metal anode and aqueous electrolyte. However,the cycling stability and rate ability of a Zn anode are hindered by Zn dendrite growth and sluggish ion transfer in the electrode/electrolyte interface. Herein, the interfacial properties of Zn anodes are improved through the introduction of a silver(Ag) protective layer, which facilitates uniform Zn deposition and regulates Zn ion transport. As a result, Ag-coated Zn anodes display stable cycling performance(600 h at 1 m A cm^(-2)) and low overpotential(150 mV at 50 mA cm^(-2)after 2000 cycles). The Ag layer in situ electrochemically converts into an AgZn_(3) layer and promotes Zn ion desolvation and threedimensional diffusion processes. Moreover, a Zn-ion capacitor assembled with an Ag-coated Zn anode and active carbon cathode shows a capable cycling lifespan and rate performance. This study provides a feasible strategy for constructing a stabilized and dendrite-free Zn anode for the development of high-performance Zn-based energy storage devices. | Zhe Gong Kai Jiang Pengfei Wang Xunliang Liu Dashuai Wang Ke Ye Kai Zhu Jun Yan Guiling Wang Dianxue Cao | 2022 | Journal of Energy Chemistry2022,31,9: | 1 |
| 12 | Enhanced luminescent properties of long-persistent Sr 2 MgSi 2 O 7 :Eu 2+ , Dy 3+ phosphor prepared by the co-precipitation method显示文摘 | Wen Pan Guiling Ning Xu Zhang Jing Wang Yuan Lin Junwei Ye | 2008 | Journal of Luminescence2008,,12: | 1 |
| 13 | A Facile Synthesis of ZnCo2O4 Nanocluster Particles and the Performance as Anode Materials for Lithium Ion Batteries显示文摘ZnCo_2O_4 nanocluster particles(NCPs) were prepared through a designed hydrothermal method, with the assistance of a surfactant, sodium dodecyl benzene sulfonate. The crystalline structure and surface morphology of ZnCo_2O_4 were investigated by XRD, XPS, SEM, TEM, and BET analyses. The results of SEM and TEM suggest a clear nanocluster particle structure of cubic ZnCo_2O_4(*100 nm in diameter), which consists of aggregated primary nanoparticles(*10 nm in diameter), is achieved. The electrochemical behavior of synthesized ZnCo_2O_4 NCPs was investigated by galvanostatic discharge/charge measurements and cyclic voltammetry. The ZnCo_2O_4 NCPs exhibit a high reversible capacity of 700 mAh g^(-1) over 100 cycles under a current density of 100 mA g^(-1) with an excellent coulombic efficiency of 98.9% and a considerable cycling stability. This work demonstrates a facile technique designed to synthesize ZnCo_2O_4 NCPs which show great potential as anode materials for lithium ion batteries. | Yue Pan Weijia Zeng Lin Li Yuzi Zhang Yingnan Dong Dianxue Cao Guiling Wang Brett L.Lucht Ke Ye Kui Cheng | 2017 | Nano-Micro Letters2017,9,2: | 1 |
| 14 | A new catalyst for urea oxidation: NiCo2S4 nanowires modified 3D carbon sponge显示文摘Urea oxidation is a significant reaction for utilizing urea-rich wastewater or human urine as sustainable power sources which can ease the water eutrophication while generate electricity. A direct urea-hydrogen peroxide fuel cell is a new kind of fuel cell employing urea as fuel and hydrogen peroxide as oxidant which possesses a larger cell voltage. Herein, this work tries to promote the kinetics process of urea oxidation by preparing low-cost and high-efficient NiCo2S4 nanowires modified carbon sponge electrode. The carbon sponge used in this work with a similar three-dimensional multi-channel structure to Ni foam, is prepared by carbonizing recycled polyurethane sponge which is also a process of recycling waste. The performance of the prepared catalyst in an alkaline solution is investigated in a three-electrode system.With the introduction of Co element to the catalyst, a reduced initial urea oxidation potential and a high performance are obtained. Furthermore, a direct urea-hydrogen peroxide fuel cell is assembled using the NiCo2S4 nanowires modified carbon sponge anode. Results indicate that the prepared catalyst provides a chance to solve the current problems that hinder the development of urea electrooxidation(high initial urea oxidation potential, low performance, and high electrode costs). | Biaopeng Li Congying Song Jianjun Rong Jing Zhao Hong-En Wang Ping Yang Ke Ye Kui Cheng Kai Zhu Jun Yan Dianxue Cao Guiling Wang | 2020 | Journal of Energy Chemistry2020,29,11: | 1 |
| 15 | A Facile Microwave- induced Synthesis of Titanium Pyrophosphate Nanocrystals 显示文摘 | Rui Wang Junwei Ye Guiling Ning | 2012 | Materials Letters2012,,6: | 1 |
| 16 | Facile synthesis of cobalt manganese oxides nanowires on nickel foam with superior electrochemical performance显示文摘 | Panpan Xu Ke Ye Dianxue Cao Jichun Huang Tong Liu Kui Cheng Jinling Yin Guiling Wang | 2014 | Journal of Power Sources2014,,: | 1 |
| 17 | Plastic supported platinum modified nickel electrode and its high electrocatalytic activity for sodium borohydride electrooxidation显示文摘A novel plastic/multi-walled carbon nanotube(MWNTs)-nickel(Ni)-platinum(Pt) electrode(PMNP) is prepared by chemical-reducing Pt onto the surface of Ni film covered plastic/MWNTs(PM) substrate. The MWNTs are adhered by a piece of commercial double faced adhesive tape on the surface of plastic paper and the Ni film is prepared by a simple electrodeposition method. The morphology and phase structure of the PMNP electrode are characterized by scanning electron microscopy,transmission electron microscope and X-ray diffractometer. The catalytic activity of the PMNP electrode for Na BH4 electrooxidation is investigated by means of cyclic voltammetry and chronoamperometry. The catalyst combines tightly with the plastic paper and exhibits a good stability. MWNTs serve as both conductive material and hydrogen storage material and the Ni film and Pt are employed as electrochemical catalysts. The PMNP electrode exhibits a high electrocatalytic performance and the oxidation current density reaches to 10.76 A/(mg·cm) in 0.1 mol/dm3 Na BH4at0 V,which is much higher than those in the previous reports. The using of waste plastic reduces the discarding of white pollution and consumption of metal resources. | Bin Wang Dongming Zhang Ke Ye Kui Cheng Dianxue Cao Guiling Wang Xiaoli Cheng | 2015 | Journal of Energy Chemistry2015,24,4: | 1 |
| 18 | Variations in Dissolved Methane in the Yellow Sea During the Spring Algal Blooms of 2009显示文摘Methane (CH4) is an important greenhouse gas and oceans are net sources of atmospheric CH4. The effects of environ- mental factors on the CH4 variation during different phases of the spring algal blooms were examined during two cruises conducted in the Yellow Sea (YS) from February to April of 2009. During the pre-bloom period from February to March, low CH4 saturation (< 134%) was observed in the surface water, except at two nearshore stations where the CH4 levels were above 140% in March due to mixing with the coastal water. During the bloom period, CH4 increased obviously at two bloom-tracking stations, especially at the surface with mean saturations of 140% and 170%. The increase in CH4 concentration/saturation is thought to be the result of in situ CH4 production. The particulate organic carbon (POC) and chlorophyll a contents were believed to be important factors that influ- enced the CH4 production. In addition, the presence of different dominant phytoplankton species and the grazing pressure may have stimulated the CH4 production by supplying potential methanogenic substrates (such as dimethylsulphoniopropionate (DMSP)). Both the incubation data and the in situ estimations further evidenced the significant influence of the spring blooms on the CH4 production. The calculated sea-to-air CH4 fluxes during the bloom period were not significantly higher than those during the pre-bloom period despite the bloom-increased CH4 saturation. This is due to the variation in physical forcing (such as wind speed), which is the main driver for determining the CH4 flux. Finally, we estimated the annual CH4 flux in the YS as 9.0 μmol m 2 d 1;the findings suggest that the YS is a natural source of atmospheric CH4. | YE Wangwang ZHANG Guiling LI Peipei ZHOU Feng LIU Chenggang | 2019 | Journal of Ocean University of China2019,18,4: | 1 |
| 19 | Preparation of sintered foam materials by alkali-activated coal fly ash显示文摘 | Yelong Zhao Junwei Ye Xiaobin Lu Mangang Liu Yuan Lin Weitao Gong Guiling Ning | 2009 | Journal of Hazardous Materials2009,,1: | 1 |
| 20 | Engineering J-aggregates for NIR-induced meso-CF_(3)-BODIPY nanoparticles by activated apoptosis mechanism in photothermal therapy显示文摘Forming J-aggregates by organic monomer is a fascinating strategy to urge spectroscopic redshift with respect to that of the monomer.Herein,we designed 1,7-diphenyl-substituted meso–CF_(3)-BDP monomer confirmed by X-ray crystallographic analysis.The low-barrier rotation of the–CF_(3)group in meso–CF_(3)-BDP1 significantly enhances the non-radiative efficiency,and the photothermal conversion efficiency(PCE)of the self-assembled nanoparticles(1-NPs:λ_(abs)=746 nm)by J-aggregates was 82%.1-NPs could effectively block cell cycle progression,inhibit cancer cell proliferation and trigger cell apoptosis under low power laser irradiation(0.2 W/cm^(2)).This study proposes an alternate molecular design platform by J-aggregates to promote PCE through the insertion of rotating segment and trigger the cancer cells apoptosis in photothermal therapy at low power laser density. | Chujing Ye Shan Zhang Dongxiang Zhang Yue Shen Zhan Wang Huan Wang Junyi Ren Xin-Dong Jiang Jianjun Du Rong Shang Guiling Wang | 2023 | Chinese Chemical Letters2023,34,9: | 0 |