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27篇 您的检索式:作者名="Jingrun"
    题名 作者 年代 出处 被引量
1Cellulose-hydrogen production from corn stalk biomass by anaerobic fermentation显示文摘Cellulose-hydrogen production from corn stalk by lesser panda manure was carried out in batch tests and a 5 L scale-up continuously stirred anaerobic bioreactor(CSABR),respectively.The bio-pretreatment of corn stalk was found most effective at 25℃ using microbe additive of 7.5 g/kg,in which the yields of soluble saccharides(SS) and lactic acid were 212 mg/g-TS and 21 mg/g-TS,respectively.The maximum cumulative H2 yield(176 ml/g-TS) and H2 production rate(14.5 ml/g-TS h-1) were obtained at pH 5.5,36℃ by treating a substrate of 15 g/L.The hydrogen content in biogas was 57.2% and there was no significant methane gas observed.During the optimal period of H2 production,the ORP values stayed in the lower level ranging from -445 mV to -455 mV.The results show that the bio-pretreatment of the raw materials played a vital role in the effective conversion of corn stalk into cellulose-hydrogen by mixed culture.XING Yan MA HongCui FAN YaoTing HOU HongWei CHEN JingRun 2009Chinese Science Bulletin2009,54,8:3
2KLF4 is a tumor suppressor in anaplastic meningioma stem-like cells and human rneningiomas显示文摘Hailiang Tang Hongda Zhu Xuanchun Wang Lingyang Hua Jingrun Li Qing Xie Xiancheng Chen Tao Zhang Ye Gong 2017Journal of Molecular Cell Biology2017,9,4:3
3GHOST FORCE INFLUENCE OF A QUASICONTINUUM METHOD IN TWO DIMENSION显示文摘鬼力量引起的错误在二种尺寸与平面接口为一个 quasicontinuum 方法被学习。为一种特殊情况,我们导出错误的分析表情,它被利用证明鬼力量可以为答案的坡度导致一个有限尺寸错误。错误指数地为腐烂离开接口的错误代数学地腐烂离开接口的错误表演的 pointwise 估计,比 onedimensional 问题的慢得多,。Jingrun Chen Pingbing Ming 2012Journal of Computational Mathematics2012,30,6:2
4A Comparison Study of Deep Galerkin Method and Deep Ritz Method for Elliptic Problems with Different Boundary Conditions显示文摘Recent years have witnessed growing interests in solving partial differential equations by deep neural networks,especially in the high-dimensional case.Unlike classical numerical methods,such as finite difference method and finite element method,the enforcement of boundary conditions in deep neural networks is highly nontrivial.One general strategy is to use the penalty method.In the work,we conduct a comparison study for elliptic problems with four different boundary conditions,i.e.,Dirichlet,Neumann,Robin,and periodic boundary conditions,using two representative methods:deep Galerkin method and deep Ritz method.In the former,the PDE residual is minimized in the least-squares sense while the corresponding variational problem is minimized in the latter.Therefore,it is reasonably expected that deep Galerkin method works better for smooth solutions while deep Ritz method works better for low-regularity solutions.However,by a number of examples,we observe that deep Ritz method can outperform deep Galerkin method with a clear dependence of dimensionality even for smooth solutions and deep Galerkin method can also outperform deep Ritz method for low-regularity solutions.Besides,in some cases,when the boundary condition can be implemented in an exact manner,we find that such a strategy not only provides a better approximate solution but also facilitates the training process.Jingrun Chen Rui Du Keke Wu 2020Communications in Mathematical Research2020,36,3:2
5Novel urea assisted hydrothermal synthesis of hierarchical BiVO 4 /Bi 2 O 2 CO 3 nanocomposites with enhanced visible-light photocatalytic activity显示文摘Puttaswamy Madhusudan Jingrun Ran Jun Zhang Jiaguo Yu Gang Liu 2011Applied Catalysis B, Environmental2011,,:2
6Ultrathin FeS nanosheets with high chemodynamic activity for sensitive colorimetric detection of H_(2)O_(2) and glutathione显示文摘Iron chalcogenides have attracted great interest as potential substitutes of nature enzymes in the colorimetric biological sensing due to their unique chemodynamic characteristics.Herein,we report the preparation of ultrathin Fe S nanosheets(NSs)by a simple one-pot hydrothermal method and the prepared Fe S NSs exhibit strong Fenton-reaction activity to catalyze hydrogen peroxide(H_(2)O_(2))for generation of hydroxyl radical(^(·)OH).Based on the chromogenic reaction of resultant^(·)OH with 3,3,5,5-tetramethylbenzidine(TMB),we develop colorimetric biosensors for highly sensitive detection of H_(2)O_(2)and glutathione(GSH).The fabricated biosensors show wide linear ranges for the detection of H_(2)O_(2)(5–150μmol/L)and GSH(5–50μmol/L).Their detection limits for H_(2)O_(2)and GSH reach as low as0.19μmol/L and 0.14μmol/L,respectively.The experimental results of sensing intracellular H_(2)O_(2)and GSH demonstrate that this colorimetric method can realize the accurate detection of H_(2)O_(2)and GSH in normal cells(L02 and 3T3)and cancer cells(MCF-7 and He La).Our results have demonstrated that the synthesized Fe S NSs is a promising material to construct colorimetric biosensors for the sensitive detection of H_(2)O_(2)and GSH,holding great promising for medical diagnosis in cancer therapy.Yefan Duan Qi Li Panpan He Yan Li Jingrun Song Jing Wang Junjie Liu Jiang Zhou Fei Chen Zhusheng Huang Jianfei Sun Ying Zhang Zhimin Luo 2022Chinese Chemical Letters2022,33,6:2
7CsPbBr_(3) quantum dots photodetectors boosting carrier transport via molecular engineering strategy显示文摘Perovskite quantum dots (PQDs) require ligands on their surfaces to passivate defects and prevent aggregation. However, the ligands construct the interface relationship between the PQDs, which may seriously hinder the carrier transport. Hence, we propose a molecular engineering strategy of using 3,4-ethylenedioxythiophene (EDOT) to perfectly solve this problem, benefiting from its high conjugation and passivation ability to CsPbBr_(3) PQDs. Furthermore, EDOT on the surface of PQDs can be in-situ polymerized under the photocurrent of the photodetector, thus interconnecting the PQDs which enhanced the performance of the photodetectors up to 178% of its initial performance. We have thoroughly investigated the electropolymerization process of EDOT and its passivation effect on PQDs. The simple lateral photodetector based on EDOT PQDs exhibits a high responsivity of 11.96 A/W, which is 104 times higher than that of oleic acid caped PQDs. Due to the protection of poly(3,4-ethylenedioxythiophene) (PEDOT), the photodetector prepared from EDOT PQDs exhibited very high stability, retaining 94% of its performance after six months in air. This strategy provides a solution for the application of PQDs in high performances and stable optoelectronic devices.Wei Yan Jianhua Shen Yihua Zhu Yiqing Gong Jingrun Zhu Zheng Wen Chunzhong Li 2021Nano Research2021,14,11:1
8Observation of heptam- ethylbenzenium cation over SAPO-type molecular sieve DNL-6 un- der real MTO conversion conditions 显示文摘Li Jinzhe Wei Yingxu Chen Jingrun 2012Journal of the American Chemical Society2012,134,2:1
9Plasmonic Au Decorated Single-crystal-like TiO2-NaYF4 Mesoporous Microspheres for Enhanced Broadband Photocatalysis显示文摘因为他们的高特定的表面区域和 single-crystal-like 隧道墙, Single-crystal-like TiO 2 mesoporous microspheres 在紫外光(紫外光) 下面与高 photocatalytic 活动被报导了。在这个工作, plasmonic 金牌 nanoparticles (Au NP ) 和 -NaYF4 :Yb 3+, 嗯 3+ upconversion nanoparticles (UCNP ) 是有通过一系列灵巧的途径的 single-crystal-like TiO 2 mesoporous microspheres 的 composited,瞄准拓宽太阳的光的反应区域从对可见、近的红外线的光紫外并且进一步提高 photocatalytic 活动。结构被修改 TiO 2 mesoporous microspheres 的毛孔尺寸以便抛锚讲道理地设计 plasmonic Au NP,和盖住的 -NaYF4 :Yb 3+, 嗯有 SiO 23+ 以便经由吸水的相互作用把 UCNP 嵌进 TiO 2 mesoporous microspheres。这个工作学习了 Au NP 和 UCNP 的归属到光催化并且与象在整体的体系结构的 mesoporous microspheres 将在模仿的太阳的光下面带给提高的宽带 photocatalytic 活动的 TiO 2 一样的 single-crystal- 发现了那联合 Au NP 和 UCNP 的某些数量。因而,包含 150mg UCNP 的合成 photocatalyts 处于反应率显示出重要改进,它比商业 P25 高是 36.02% 并且 85.09% 比在模仿的太阳的光下面的纯 TiO 2 mesoporous microspheres 高。Yuanwei Wang Yihua Zhu Xiaoling Yang Jianhua Shen Jingrun Zhu Shaohong Qian Chunzhong Li 2017Chinese Journal of Chemistry2017,35,6:1
10Observation of heptamethylbenzenium cation over SAPO-type molecular sieve DNL-6 under real MTO conversion conditions显示文摘Li Jinzhe Wei Yingxu Chen Jingrun 2012Journal of the American Chemical Society2012,134,:1
11On the odd Goldbach problem显示文摘 Wang Tianze 1989Acta Mathematica Sinica1989,32,:1
12On odd Goldbach problem显示文摘 Wang Tianze 1996Acta Mathematica Sinica1996,39,:1
13On the odd Goldbach problem显示文摘Chen Jingrun Wang Tianze 1989Acta Mathematica Sinica1989,32,:1
14On zeros of Dirichlet's L functions显示文摘 1986Scientia Sinica1986,29,:1
15On odd Goldbach problem显示文摘Chen Jingrun Wang Tianze 1996Acta Mathematica Sinica1996,39,:1
16On zeros of Dirichlet's L functions显示文摘Chen Jingrun 1986Scientia Sinica1986,29,:1
17Ni(OH)2modified Cd S nanorods for highly efficient visiblelight-driven photocatalytic H2generation显示文摘Ran Jingrun Yu Jiaguo Jaroniec Mietek 2011Green Chemistry2011,13,10:1
18Observation of heptam- ethylbenzenium cation over SAPO-type 显示文摘Li Jinzhe Wei Yingxu Jingrun Chen 2012JACS2012,,134:1
19On large odd number as sum of three almost equal primes显示文摘CHEN Jingrun 1965Sci Sin1965,,14:1
20Antibiotics in global rivers显示文摘Antibiotics have received extensive attention due to their sophisticated effects on human health and ecosystems.However,there is an extreme scarcity of information on composition,content,geographic distribution,and risk of riverine antibiotics at a large spatial scale.Based on a systematic review of over 600 pieces of literature(1999-2021),we established a global dataset containing more than 90,000 records covering 169 antibiotics and their metabolites in surface water and sediment across 76 countries.The occurrence of prioritized antibiotics largely depended on socioeconomic developmental levels,and the current“hotspots”of polluted rivers were found mostly in less developed countries or emerging economies(e.g.,some in Africa,South America,and Asia).By developing the screening protocol for risk-based prioritization of antibiotics,we advanced a rank list of antibiotics for guiding formulation of region-specific strategies,which highlighted the importance of whole life cycle management of antibiotics in health maintenance of the world’s rivers.Si Li Yi Liu Yang Wu Jingrun Hu Yiqing Zhang Qian Sun Weiling Sun Jiagen Geng Xiaoying Liu Dantong Jia Xiuqi You Dianqing Qi Moran Tang Yitao Lyu Fanguang Kong Leilei Cai Yufan Ai Yichu Wang Jinren Ni 2022National Science Open2022,1,2:1
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