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返回 33 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。
期刊
- 作者: Xiao-Fen Guan,Ye Liu,Wen-Hui Chen,Ya-Ting Yang,Li-Hua Xi,Xin-Ge Zhang,Wen-Yao Chen,Wen-Min Wang ( 1College of Chemistry and Materials, Taiyuan Normal University, Jinzhong, Shanxi 030619 China )
- 出处: 417 2025 P143044
- 摘要: Two tetra-nuclear Yb clusters, namely [Yb]·2CHCN and [Yb]·2CHCl·2CHCN -5-amino)quinolin-8-ol), were synthesized via the solvothermal approach employin
期刊
- 作者: Xiao-Fen Guan,Ye Liu,Wen-Hui Chen,Ya-Ting Yang,Li-Hua Xi,Xin-Ge Zhang,Wen-Yao Chen,Wen-Min Wang ( 1College of Chemistry and Materials, Taiyuan Normal University, Jinzhong, Shanxi 030619 China )
- 出处: 417 2025 Vol.1345 P143044
- 摘要: Two tetra-nuclear Yb clusters, namely [Yb]·2CHCN and [Yb]·2CHCl·2CHCN -5-amino)quinolin-8-ol), were synthesized via the solvothermal approach employin
- 作者: Hou, Yinling,Ji, Jia,Yu, Hong,Bian, Xiaoyun,Guan, Xiaofen,Qiu, Jing,Ren, Shuyi,Fang, Ming ( aKey Laboratory of Preparation and Application of Micro & Mesoporous Nanomaterials of Guizhou Province, Kaili University, Guizhou, Kaili, 556011, China;bDepartment of Chemistry, Hebei Normal University of Science & Technology, Hebei, Qinhuangdao, 066004, China;cCollege of Chemistry and Materials, Taiyuan Normal University, Shanxi, Jinzhong, 030619, China )
- 出处: 4032 2025 Vol.41 No.3 P605-612
- 关键词: crystal structure magnetic property Schiff base ligand single-molecule magnet tetranuclear Dy complex
- 摘要: A tetranuclear Ln-based complex: [Dy]·CHCN amino]quinolin-8-ol, Hdbm=dibenzoylmethane) was manufactured and its structure was characterized in detai
期刊
- 作者: Xiao-Fen Guan, Na Qiao, Zhi-Lei Wu, Wen-Min Wang, Jian-Zhong Cui ( Affiliations 1 College of Chemistry and Materials, Taiyuan Normal University, Jinzhong, Shanxi 030619, PR China. 2 Department of Chemistry, Tianjin University, Tianjin, 300072, PR China. wuzhilei03@163.com. 3 School of Science, Kaili University, Kaili 556011, PR China. wangwenmin0506@126.com. )
- 出处: 3175 2025
- 摘要: Ln-derived complexes have been intensively studied owing to their broad application scope in many fields . In this work, two new linear Ln compounds 1
期刊
- 作者: Guan, Xiaofen,Liu, Yating,Li, Jia,Hu, Yiwen,Ding, Haiyuan,Shi, Yuanjing,Wang, Zhiqiang,Wang, Wenmin ( aCollege of Chemistry and Materials, Taiyuan Normal University, Shanxi, Jinzhong, 030619, China;bBasic Department, Shanxi Agricultural University, Shanxi, Jinzhong, 030801, China )
- 出处: 4032 2024 Vol.40 No.12 P2486-2496
- 关键词: binuclear lanthanide complexes crystal structures DNA insertion multidentate Schiff base
- 摘要: Two new dinuclear lanthanide complexes, namely [Ln]·4CHOH [Ln=Tb and Dy , Hdbm=dibenzoylmethane] have been synthesized using prepared multidentate Sc
- 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