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检索条件"主题词=One-step"
31 条 记 录,以下是1-10 订阅
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one-step synthesis of inherently chiral p-tert-butylcalix[4]azacrown
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Chinese Chemical Letters 2009年 第6期20卷 640-642页
作者: Shao Yong Li Bei Sun Zhi Chao Xiao Ming Hui Huang Wei Xue Xie Jun Min Liu College of Pharmacy lianjin Medical University Tianjin 300070 China School of Chemistry and Chemical Engineering Sun Yat-Sen University Guangzhou 510275 China
A one-step procedure is developed to synthesize inherently chiral p-tert-butylcalix[4]azacrown 1 through etherification between p-tert-butylcalix[4]arene and compound 3, which can be amplifed to efficiently prepare mo... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
one-step estimation for varying coefficient models
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Science China Mathematics 2005年 第2期48卷 198-213页
作者: TANG Qingguo & WANG Jinde Department of Mathematics, Nanjing University, Nanjing 210093, China Institute of Sciences, PLA University of Science and Technology, Nanjing 210007, China 1. Department of Mathematics Nanjing University 210093 Nanjing China 2. Institute of Sciences PLA University of Science and Technology 210007 Nanjing China
A one-step method is proposed to estimate the unknown functions in the varying coefficient models, in which the unknown functions admit different degrees of smoothness. In this method polynomials of different orders a... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Preparation of CdSe/ZnSe Core-shell Nanocrystal in one-step Reaction
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Chemical Research in Chinese Universities 2005年 第6期21卷 728-733页
作者: FEI Xiao-fang SHAN Gui-ye KONG Xiang-gui WANG Xin ZENG Qing-hui ZHANG You-lin Key Laboratory of Excited State Physics Process Changchun Institute of Optic Fine Mechanics and Physics Chinese Academy of Sciences Changchun 130033 P. R. China College of Life Sciences Jilin University Changchun 130021 P. R. China Center for Advanced Optoelectronic Functional Material Research Northeast Normal University Changchun 130024 P. R. China
High-quality Zn-doped CdSe core-shell nanocrystals were successfully prepared by incorporating a stoichiometric amount of Zn precursor into the CdSe reaction system, in which the Se precursor was excess and an Se-rich... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
one-step straightfoward solid synthesis of high yield white fluorescent carbon dots for white light emitting diodes
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Chinese Chemical Letters 2021年 第2期32卷 591-593页
作者: Bingyan Han Jingmei Jiang Qifang Yan Ze Xina Qin Yan State Key Laboratory of Fine Chemicals Dalian University of TechnologyDalian 116023China School of Chemical Engineering Dalian University of TechnologyPanjin 124221China
Herein,we directly prepared white fluorescent CDs(W-CDs) using 1,6-dihydroxynaphthalene(1,6-DHN)and L-asparagine(L-Asn) as carbon sources through a simple solvent-free ***-prepared W-CDs can be obtained in high yield(... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Variable bandwidth and one-step local M-estimator
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Science China Mathematics 2000年 第1期43卷 65-81页
作者: 范剑青 蒋建成 University of North Carolina at Chapel Hill and Chinese University of Hong Kong Hong Kong China Department of Probability & Statistics Peking University Beijing 100871 China
A robust version of local linear regression smoothers augmented with variable bandwidth is studied. The proposed method inherits the advantages of local polynomial regression and overcomes the shortcoming of lack of r... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
one-step quadratic convergence of noninterior continuation method for NCP
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Chinese Science Bulletin 1999年 第20期44卷 1858-1862页
作者: XIU NaihuaDepartment of Mathematics , Northern Jiaotong University , Beijing 100044, China Department of Mathematics Northern Jiaotong University Beijing China
A noninterior continuation method is presented, with only the certering step used at each iteration, for nonlinear complementarity problem. It is shown that the algorithm is globally linearly and locally quadratically... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
one-step disposal of Cr (Ⅵ)-bearing wastewater by natural pyrrhotite
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Chinese Science Bulletin 2000年 第17期45卷 1614-1616页
作者: LU Anhuai, CHEN Jie, SHI Junxian, LU Xiaoying, TANG Junli & GUO Min1. Departmenl of Geology, Peking University, Beijing 100871, China 2. National Laboratory of Mineral and Rock Materials, China University of Geosciences, Beijing 100083, China (e-mail: luanhuai Department of Geology Peking University Beijing China National Laboratory of Mineral and Rock Materials China University of Geosciences Beijing China
Cr(Ⅵ)-bearing wastewater can be treated by natural pyrrhotite which is used for reductant to reduce Cr(Ⅵ) and precipitant to precipitate Cr(Ⅲ) simultaneously. The disposal products can be divided into three parts i... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Exploring facile strategies for high-oxidation-state metal nitride synthesis: carbonate-assisted one-step synthesis of Ta_3N_5 films for solar water splitting
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Science Bulletin 2018年 第21期63卷 1404-1410页
作者: Tao Fang Huiting Huang Jianyong Feng Yingfei Hu Yongsheng Guo Shiying Zhang Zhaosheng Li Zhigang Zou Collaborative Innovation Center of Advanced Microstructures National Laboratory of Solid State Microstructures Department of Physics Nanjing University College of Engineering and Applied Sciences Nanjing University Hunan Key Laboratory of Applied Environmental Photocatalysis Changsha University
Metal nitrides are widely studied due to their outstanding physical properties, including high hardness,high thermal and chemical stability, low electrical resistivity etc. Generally, metal nitrides can be obtained fr... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
ICG@ZIF-8:one-step encapsulation of indocyanine green in ZIF-8 and use as a therapeutic nanoplatform
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Chinese Chemical Letters 2018年 第9期29卷 1421-1424页
作者: Chao Yang Jing Xu Dandan Yang Xiaoxiao Wang Bin Liu Nongyue He Zhifei Wang School of Chemistry and Chemical Engineering Southeast University Department of Biomedical Engineering Nanjing Medical University School of Biological Science and Medical Engineering Southeast University
How to fabricate zeolitic imidazole framework-8 (ZIF-8) based therapeutic nanoplatform will be of significance in biomedicine considering its good biocompatibility. Herein, we report a one-step encapsulation of indo... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
A GENERAL CLASS OF one-step APPROXIMATION FOR INDEX-1 STOCHASTIC DELAY-DIFFERENTIAL-ALGEBRAIC *EQUATIONS
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Journal of Computational Mathematics 2019年 第2期37卷 151-169页
作者: Tingting Qin Chengjian Zhang School of Mathematics and Statistics Huazhong University of Science and Technology. Wuhan 430074 China Hubei Key Laboratory of Engineering Modeling and Scientific Computing Huazhong University of Science and Technology Wuhan 430074 China
This paper develops a class of general one-step discretization methods for solving the index-1 stochastic delay differential-algebraic equations. The existence and uniqueness theorem of strong solutions of index-1 equ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论