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返回 28 结果。
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- 作者: 侯银玲,季甲,于鸿,边霄昀,关晓芬,邱静,任舒怡,方明 ( 1凯里学院,贵州省微介孔纳米材料制备与应用特色重点实验室;2河北科技师范学院化学系;3太原师范学院化学与材料学院 )
- 出处: 1126 2025 第41卷 第3期 P605-612
- 关键词: 四核Dy配合物 席夫碱配体 晶体结构 磁性 单分子磁体
- 摘要: 构筑了一例四核Ln基配合物[Dy]·CHCN ,并对其晶体结构进行了详细表征。单晶X射线衍射结果表明,配合物1属于单斜晶系,空间群为P2/n,包含一个菱形Dy核。磁性测试结果显示,1具有优异的单分子磁体行为,其能垒U/k为116.7 K,指前系数τ=1.05×10 s。
- 作者: 关晓芬,刘娅婷,李佳,胡译文,丁海园,史原晶,王志强,王文敏 ( 1太原师范学院化学与材料学院;2山西农业大学基础部 )
- 出处: 1126 2024 第12期
- 关键词: 双核镧系配合物 晶体结构 多齿席夫碱 DNA 插入作用
- 摘要: 合成了具有良好生物活性的多齿席夫碱HL-肼),并以其为配体合成了2例双核镧系配合物[Ln]·4CHOH,其中Hdbm=二苯甲酰甲烷,Ln=Tb、Dy。结构表征显示该类配合物由2 个稀土金属离子与2个dbm配体,2个HL配体,2个配位的CHOH 分子以及4个游离的CHOH 分子组成。每个中心Ln为八配
期刊
- 作者: Xiao-Fen Guan,Chun-Yu Zhao,Yun-Xia Zhang,Yu-Wen Wang,Yuan-Yuan Wang,Xiao-Hong Shi,Ying Shi,Wen-Min Wang ( 1College of Chemistry and Materials, Taiyuan Normal University, Jinzhong, Shanxi 030619, PR China )
- 出处: 417 2023 Vol.1282 P135207
- 关键词: Ln2 compound Solvent evaporation methods Single molecule magnet behavior Energy barrier Fluorescence DNA binding
- 摘要: Four new Ln compounds, [Ln] , Tb, Ho and Er, HL = 2‑hydroxy-N’-[-methylidene]benzohydrazide), were synthesized by using a multidentate Schiff ligand a
期刊
- 作者: Na Qiao, Xiao-Yan Xin, Xiao-Fen Guan, Chen-Xi Zhang, Wen-Min Wang ( Affiliations 1 College of Chemical Engineering and Materials Science, Tianjin University of Science and Technology, Tianjin 300457, P. R. China. 2 College of Chemistry and Materials, Taiyuan Normal University, Jinzhong 030619, P. R. China. )
- 出处: 2521 2022
- 摘要: A series of heterometallic tetranuclear clusters, LnNiL·2 , Tb, Dy, Ho, Er; HL = methyl 3-methoxysalicylate), were synthesized solvothermally. The int
期刊
- 作者: Qiao, Na,Xin, Xiao-Yan,Guan, Xiao-Fen,Zhang, Chen-Xi,Wang, Wen-Min ( 1College of Chemical Engineering and Materials Science, Tianjin University of Science and Technology, Tianjin; 300457, China;2College of Chemistry and Materials, Taiyuan Normal University, Jinzhong; 030619, China )
- 出处: 2520 2022 Vol.61 No.38 P15098-15107
- 摘要: A series of heterometallic tetranuclear clusters, Ln2Ni24L42·2 , Tb, Dy, Ho, Er; HL = methyl 3-methoxysalicylate), were synthesized solvothermally. Th
- 发明人: 关晓芬,赵春雨,张云霞,王文敏,史晓宏 ( 太原师范学院 )
- 申请人: 太原师范学院
- 申请号: 202210831960.7
- 申请日期: 2022.07.15
- 摘要: 本发明公开了一种具有广谱抗菌稀土配合物及其制备方法和应用,组分包括[Ln]、Tb、Ho和Er);包括如下步骤:S1、将0.02mmolHL加入到15.0mL CHOH和5.0mLCHCl的混合溶液中,形成混合物;S2、将0.02mmol Ln·2HO加入到上述混合物中,至于磁力搅拌器上在室温下搅拌0
期刊
- 作者: Zhao, Jinyu,Li, Lin,Wang, Wenmin,Guan, Xiaofen,Rong, Jiaxin,Zhang, Caifeng ( 1 Department of Chemistry, Taiyuan Normal University, No. 319 Da Xue Road, Jinzhong, 030619, PR China )
- 出处: 3265 2022 Vol.241
- 关键词: Carboxylic acid esters Hypsochromic shift ICT emission Mechanofluorochromism
- 摘要: Two new three-armed and four-armed carboxylic acid esters derivatives TPT and TBT have been developed and characterized. The two D-A type compounds e
期刊
- 作者: Jinyu Zhao,Lin Li,Wenmin Wang,Xiaofen Guan,Jiaxin Rong,Caifeng Zhang ( 1 Department of Chemistry, Taiyuan Normal University, No. 319 Da Xue Road, Jinzhong, 030619, PR China )
- 出处: 3265 2022 Vol.241 P118495
- 关键词: Mechanofluorochromism Carboxylic acid esters ICT emission Hypsochromic shift
- 摘要: Two new three-armed and four-armed carboxylic acid esters derivatives TPT and TBT have been developed and characterized. The two D-A type compounds e
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点击量:3
期刊
- 作者: Guan, Xiao-Fen,Zhao, Hao-Jun,Hao, Ya-Jie,Guo, Xiao-Rong,Yang, Zhong-Ping,Zhang, Feng-Ying,Wang, Wen-Min ( 1 Department of Chemistry, Taiyuan Normal University, Jinzhong, 030619, P. R. China 2 Ordos Institute of Technology, Ordos, 017000, P. R. China 3 Department of Chemistry, Jinzhong University, Jinzhong, 030619, P. R. China )
- 出处: 417 2021 Vol.1245
- 关键词: Dinuclear Lanthanide compounds Luminescence properties Magnetic properties Single molecule magnet behavior Structures
- 摘要: Four dinuclear Ln-based compounds have been synthesized and structurally characterized. • Compound 4 shows single-molecule magnet behavior. Four new d
期刊
- 作者: Xiao-Fen Guan,Peng-Fei Shi,Miao-Miao Xue,Zhi-Xuan Fang,Li-Rong Yang,Wen-Min Wang ( 1 Department of Chemistry, Taiyuan Normal University, Jinzhong, 030619, P. R. China.; 2 School of Chemistry and Chemical Engineering, Linyi University, Linyi, 276000, Shandong, P. R. China. )
- 出处: 417 2021 P129984
- 关键词: Lanthanide dinuclear compounds Structures Magnetic properties Magnetic refrigeration property
- 摘要: In order to study magnetocaloric effect, we synthesized five new dinuclear lanthanide compounds, namely [Ln 2 HL] 2 •2CH 3 OH , Gd and Tm, dbm =1,3-d
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点击量:3