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| 1 | Enhanced photodynamic therapy of mixed phase TiO2(B)/anatase nanofibers for killing of HeLa cells显示文摘光力学的治疗(太平洋夏季时间) 是使用使药具有感光性有选择地使用治疗指向地点的一个过程,被证明了是为可以发展成癌症的癌症和条件的安全治疗。缩放 Nano 的 TiO < 潜水艇 class= “ a-plus-plus ” > 2 为紫外轻驾驶太平洋夏季时间被认为是潜在的 photosensitizer。在这研究, TiO 的四种类型<潜水艇class=“ a-plus-plus ”> 2 nanofibers 从质子 tri-titanate 被准备( H <潜水艇class=“ a-plus-plus ”> 2 T <潜水艇class=“ a-plus-plus ”> 3 O <潜水艇class=“ a-plus-plus ”> 7 ) nanofiber 。同样获得的 nanofibers 为太平洋夏季时间杀死 HeLa 房间作为有效 photosensitizers 被表明。MTT 试金和流动 cytometry (FCM ) 被执行评估 biocompatibility, apoptotic 房间的百分比,和房间生存能力。同样准备的 TiO 的 non-cytotoxicity < 潜水艇 class= “ a-plus-plus ” > 当紫外照耀不在时的 2 nanofibers 也被表明了。在紫外轻照耀下面, TiO < 潜水艇 class= “ a-plus-plus ” > 2 nanofibers,特别地混合阶段 nanofibers,比 Pirarubicin (THP ) 显示了高得多的杀死房间的效率,它是普通的药导致 HeLa 房间的 apoptosis。我们归功于混合阶段 nanofibers 的高 cellkilling 效率到在 TiO 之间的 bandgap 边比赛和稳定的接口 < 候补选手 class= “ a-plus-plus ” > 2 (B) 和锐钛矿在单个 nanofiber 分阶段执行,它能禁止 photogenerated 电子和洞的再结合。这支持费用分离和转移过程和罐头生产负责杀死 HeLa 房间的更多的反应的氧种类(ROS ) 。 | Shuchao Zhang Dongjiang Yang Dengwei Jing Hongwei Liu Long Liu Yi Jia Meihua Gao Liejin Guo Ziyang Huo | 2014 | Nano Research2014,7,11: | 6 |
| 2 | Solar photocatalytic energy conversion显示文摘Development of clean and renewable energy sources is an inevitable choice of human society to address the energy shortage and environmental deterioration problems nowadays.Hydrogen has been recognized as the most ideal and clean fuel because its burning product is water without second pollution.Hydrogen is | Xuxu Wang Dengwei Jing Meng Ni | 2017 | Science Bulletin2017,62,9: | 3 |
| 3 | Noble-metal free plasmonic nanomaterials for enhanced photocatalytic applications—A review显示文摘Plasmonic nanomaterial catalysis is currently at the frontier of photocatalysis,overcoming the limitations of wide bandgap semiconductors for light absorption.Its localized surface plasmon resonance(LSPR)properties allow broad ultraviolet-visible-near infrared ray(UV-vis-NIR)absorption,making it an ideal material for solar energy conversion.Most plasmonic nanostructures rely on precious metals.Although noble metal plasmonic nanomaterials have proven to be one of the strategies for enhancing photocatalytic activity,their expensive cost and limitations in light absorption range have hindered their practical application.As a result,noble-metal free plasmonic nanomaterials have risen to the top of the research priority list.Therefore,this paper reviews the fundamental principles and classification of the LSPR effect of noble-metal free plasmonic nanomaterials in photocatalytic and their recent applications in hydrogen generation,carbon dioxide reduction,and pollutant degradation.Specific cases elucidate the possible working mechanism of enhanced photocatalysis by noble-metal free plasmonic nanomaterials.Finally,the challenges and future opportunities for noble-metal free plasmonic nanomaterials in energy conversion and storage are discussed and envisioned. | Jinghua Li Yiming Zhang Yalong Huang Bing Luo Li Jing Dengwei Jing | 2022 | Nano Research2022,15,12: | 3 |
| 4 | Study on the synthesis of Ni doped mesoporous TiO2 and its photocatalytic activity for hydrogen evolution in aqueous methanol solution 显示文摘 | JING Dengwei ZHANG Yaojun GUO Liejin | 2005 | Chemical Physics Letters2005,415,1: | 1 |
| 5 | A novel method for the preparation of a highly stable and active CdS photocatalyst with a special surface nanostructure 显示文摘 | JING Dengwei GUO Liejin | 2006 | J Phys Chem B2006,110,11: | 1 |
| 6 | A novel method for the preparation of a highly stable and active CdS photocatalyst with a special surface nanostructure 显示文摘 | JING Dengwei GUO Liejin | 2006 | Journal of Phys Chem :B2006,110,11: | 1 |
| 7 | Photocatalytic hydrogen production over Na2Ti204 (OH)2 nanotube sensitized by CdS nanoparticles 显示文摘 | Xing Chanjuan Jing Dengwei Liu Maochang | 2009 | Materials Research Bulletin2009,44,2: | 1 |
| 8 | Influence of Sr-doping on the photocatalytic activities of CdS-ZnS solid solution photocatalysts 显示文摘 | Kai Zhang Dengwei Jing Qingyun Chen | 2010 | International Journal of Hydrogen Energy2010,35,5: | 1 |
| 9 | A Novel Method for the Preparation of a Highly S:able and Active CdS Photocatalyst with a Special Surface Nanostructure显示文摘 | Jing Dengwei Guo Liejin | 2006 | Journal of Physical Chemistry B2006,110,11: | 1 |
| 10 | Study on the synthesis of Ni doped mesoporous TiO2 and its photocata- lytic activity for hydrogen evolution in aqueous methanol solution显示文摘 | Jing Dengwei Zhang Yaojun Guo Liejin | 2005 | Chem Phys Lett2005,415,: | 1 |
| 11 | A novel method for the preparation of a highly stable and active CdS photocatalyst with a special surface nanostructure 显示文摘 | JING Dengwei GUO Liejin | 2006 | J Phys Chem: B2006,110,11: | 1 |
| 12 | A novel method for the preparation of a highly stable and active CdS photocatalyst with a special surface nanostrueture显示文摘 | Jing Dengwei Guo Liejin | | J Phys Chem B0,110,11: | 1 |
| 13 | Phase behavior of DNA in the presence of cetyltrimethylammonium bromide / alkyl polyglucoside surfactant mixture显示文摘 | Dengwei Jing Jian Zhang Lijing Ma Gaoyong Zhang | 2004 | Colloid and Polymer Science2004,,10: | 1 |
| 14 | A Comprehensive Review on Multi-Dimensional Heat Conduction of Multi-Layer and Composite Structures:Analytical Solutions显示文摘Heat conduction in multi-layer and composite materials is one of the fundamental heat transfer problems in many industrial applications.Due to different materials types,interface conditions,and various geometries of these laminates,the heat conduction mechanism is more complicated than that of one-layer isotropic media.Analytical solutions are the best ways to study and understand such problems in depth.In this study,different existing analytical solutions for heat conduction in multi-layer and composite materials are reviewed and classified in rectangular,cylindrical,spherical,and conical coordinates.Applied boundary conditions,internal heat source,and thermal contact resistance as the most critical parameters in the solution complexity investigated in the literature,are discussed and summarized in different tables.Various types of multi-layer structures such as isotropic,anisotropic,orthotropic,and reinforced laminates are included in this study.It is found that although more than half a century has passed since the beginning of the research on heat transfer in multi-layer composites,new researches that can help with a better understanding in this area are still being offered.The challenges and shortcomings in this area are also discussed to guide future researches. | AMIRI DELOUEI Amin EMAMIAN Amin SAJJADI Hasan ATASHAFROOZ Meysam LI Yueming WANG Lian-Ping JING Dengwei XIE Gongnan | 2021 | Journal of Thermal Science2021,30,6: | 1 |
| 15 | Enhanced efficiency in Concentrated Parabolic Solar Collector(CPSC) with a porous absorber tube filled with metal nanoparticle suspension显示文摘In this study, effects of different nanoparticles and porosity of absorber tube on the performance of a Concentrating Parabolic Solar Collector(CPSC) were investigated. A section of porous-filled absorber tube was modeled as a semi-circular cavity under the solar radiation which is filled by nanofluids and the governing equations were solved by FlexPDE numerical software. The effect of four physical parameters, nanoparticles type, nanoparticles volume fraction(φ), Darcy number(Da) and Rayleigh number(Ra), on the Nusselt number(Nu) was discussed. It turns out that Cu nanoparticle is the most suitable one for such solar collectors, compared to the commonly used Fe_3O_4, Al_2O_3, TiO_2.With the increased addition of Cu nanoparticles all the parameters φ, Da and Ra shows a significant increase against the Nu, indicates the enhanced heat transfer in such cases. As a result, low concentration of Cu nanoparticle suspension combined with porous matrix was supposed to be beneficial for the performance enhancement of concentrating parabolic solar collector. | Mohammad Hatami Jiafeng Geng Dengwei Jing | 2018 | Green Energy & Environment2018,3,2: | 0 |
| 16 | Evaporation and drying characteristics of the sessile ferrofluid droplet under a horizontal magnetic field显示文摘In this study,the evaporation characteristics and drying patterns of various sessile ferrofluid droplets on certain substrate under horizontal magnetic fields of controlled intensities are reported.The effects of droplet concentration and magnetic field intensity on the duration of each evaporation stage and drying patterns of droplets have been systematically investigated.It turned out that a plateau appears at the initial stage of evaporation in the absence of magnetic field and it was found that the plateau value is positively correlated with the concentration of ferrofluid droplets.Under the external magnetic field,the evaporation time of droplets decreases,the stage of contact line retreat extends,the stage of late pinning mode shortens,and the deposition area of ferrofluid droplet decreases compared to that of without magnetics field.The deposition area increases gradually and becomes more uniform with the increase of magnetic field.The decrease of friction force which is due to the decrease of the number of nanoparticles at the contact line under external magnetic field is the main reason for the observed phenomena.We found that the coffee ring and the uniform deposition inside the droplet will be destroyed when the magnetic field intensity is higher than a critical value.Our work has a significant reference value for the evaporation of sessile magnetic fluid droplets under the applied magnetic field,especially when the drying pattern needs to be precisely controlled,such as in spray or biomedicine. | Zhaonan Liu Jiandong Zhou Yang Li Xin Zhuo Xiujuan Shi Dengwei Jing | 2022 | Fundamental Research2022,2,2: | 0 |
| 17 | State-of-the-art progress in overall water splitting of carbon nitride based photocatalysts显示文摘Converting solar energy into hydrogen(H_(2))by photocatalytic water splitting is a promising approach to simultaneously address the increasing energy demand and environmental issues.Half decade has passed since the discovery of photo-induced water splitting phenomenon on TiO_(2)photoanode,while the solar to H_(2) efficiency is still around 1%,far below the least industrial requirement.Therefore,developing efficient photocatalyst with a high energy conversion efficiency is still one of the main tasks to be overcome.Graphitic carbon nitride(g-C_(3)N_(4))is just such an emerging and potential semiconductor.Therefore,in this review,the state-of-the-art advances in g-C_(3)N_(4)based photocatalysts for overall water splitting were summarized in three sections according to the strategies used,and future challenges and new directions were discussed. | Bing LUO Yuxin ZHAO Dengwei JING | 2021 | Frontiers in Energy2021,15,3: | 0 |
| 18 | Theoretical study on flow and radiation in tubular solar photocatalytic reactor显示文摘In this paper,based on the mixture flow model,an optimized six-flux model is first established and applied to the tubular solar photocatalytic reactor.Parameters influencing photocatalyst distribution and radiation distribution at the reactor outlet,viz.catalyst concentration and circulation speed,are also analyzed.It is found that,at the outlet of the reactor,the optimized six-flux model has better performances(the energy increase by 1900%and 284%,respectively)with a higher catalyst concentration(triple)and a lower speed(one third). | Qingyu WEI Yao WANG Bin DAI Yan YANG Haijun LIU Huaijie YUAN Dengwei JING Liang ZHAO | 2021 | Frontiers in Energy2021,15,3: | 0 |
| 19 | Nanoparticle-induced drag reduction for polyacrylamide in turbulent flow with high Reynolds numbers显示文摘Although having been increasingly studied, there is still controversy as to when the addition of nanoparticles could improve the drag reduction performance of polymer drag reducer and particularly what is the underlying mechanism from the fluid dynamics viewpoint. The drag reduction effects of adding SiO_(2) nanoparticles to various polymer polyacrylamide(PAM) solutions were examined in this work.The optimal combination of SiO_(2) nanoparticles with cationic polyacrylamide was confirmed.Interestingly,the addition of SiO_(2) nanoparticles to cationic polyacrylamide solution was shown to be quite efficient for reducing drag, but only at higher flow rates with Reynolds numbers more than 6000, below which the nanoparticle addition is even negative. The addition of SiO_(2) nanoparticles to the PAM solution is supposed to play a dual role. The first is an increase in flow resistance caused by the Brownian motion of nanoparticles, while the second is a decrease in flow resistance caused by acting as nodes to protect the polymer chain from shear-induced breaking under high shear action. At optimal nanoparticle concentration and under higher Reynolds numbers, the later effect is dominant, which could improve the drag reduction performance of polymer drag reducers. Our work should serve as a guide for the application of natural gas fracturing, where the flow rate is frequently very high. | Xiaoping Li Jiaxin Pan Jinwen Shi Yanlin Chai Songwei Hu Qiaorong Han Yanming Zhang Xianwen Li Dengwei Jing | 2023 | Chinese Journal of Chemical Engineering2023,56,4: | 0 |
| 20 | Boosting photocatalytic hydrogen production via interfacial engineering over a Z-scheme core/shell heterojunction显示文摘Designing high efficacy photocatalysts is a promising way to improve solar fuel production efficiency.In this work,we prepared a core/shell composite of loose ZnCr layered double hydroxide nanosheets modified CdS nanorods for efficient visible light driven photocatalytic hydrogen production.The highest hydrogen production rate achieved 425.8μmol·h^(−1) without adding any noble metal cocatalyst under the visible light stimulus,which is 22.4 times that of 1 wt.%Pt-modified CdS.The corresponding apparent quantum yield is 13.9%at 420 nm.It is revealed that the synergistic actions of the interfacial redox shuttle of Cr^(3+)/Cr^(δ+)and the interfacial electric field enable the efficient separation of photoinduced charge carriers between two components via a Z-scheme energy band configuration.Meanwhile,with the hydrogen evolution contribution of Zn^(2+),a remarkable improvement in photocatalytic performance was achieved in contrast to bare CdS.This work provides an effective methodology to construct highly efficient and economically viable photocatalysts for solar H_(2)production and mechanistic study. | Bing Luo Jinghua Li Wei Wang Chaoqian Ai Haihan Zhang Yuxin Zhao Dengwei Jing | 2023 | Nano Research2023,16,1: | 0 |