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期刊立体角在结构化学中的应用
《大学化学》2020年第9期209-213,共5页马忠杰 
使用立体角概念,说明由一种或几种多面体组合,达到三维无隙结构充分必要条件。本文给出常见正多面体、常见阿基米德半正多面体顶角的立体角以及二面角,并结合结构化学实例分析阐述。在空间中须满足各立体角之和等于4π(sr),故通过简单...显示全部
关键词:立体角 多面体 结构化学 
期刊Comparative Crystal Chemistry of Rare Earth Minerals
《稀土学报:英文版》1992年第2期81-87,共7页杨主明 潘兆橹 张建洪 
polyhedral analysis is used to study the geometrical limits of the crystal structure on isomorphic substitutionof rare earths.The rare earth sites in the structure may be distinguished into six groups on the basis of ...显示全部
关键词:RE COMPARATIVE CRYSTAL CHEMISTRY polyhedral analysis MINERALOGY of RARE earths 
期刊多型面复合材料支架成型技术
《宇航材料工艺》2020年第4期55-58,共4页蒋贵刚 周占伟 郭晓勇 陈爱姣 
2019国家新材料生产应用示范平台建设项目——卫星及空间探测材料生产应用示范平台。
阐述了一种多型面复合材料支架整体成型技术,重点对工艺方案、模具设计、铺层工艺优化设计、固化方式进行了探究。结果表明:采用一体化成型方案,能够实现一种多型面复合材料支架的成型。通过工艺研究,突破了组合式模具设计,对称、阶梯...显示全部
关键词:多型面 复合材料 支架 成型技术 
期刊Facet controlled polyhedral ZIF-8 MOF nanostructures for excellent NO2 gas-sensing applications
《Materials Research Bulletin》Mengmeng Zhan[a,1];Shahid Hussain[a,*,1];Tahani Saad AlGarni[b];Sufaid Shah[a,b,c,d];Junlin Liu[a];Xiangzhao Zhang[a];Awais Ahmad[c];Muhammad Sufyan Javed[d];Guanjun Qiao[a];Guiwu Liu[a,*]
The existence and detection of toxic and greenhouse gases at relatively low concentrations play an important role in protecting human beings exposures from intensive gases. To overcome this issue, it is essential to d...显示全部
关键词:MOF-ZIF-8 polyhedral Solvothermal NO2 Gas sensing 
期刊Synthesis and characterization of nanocrystalline polyhedral oligo silsesquioxanes (POSS) with cross-linkable functionalities
polyhedron》Nataša Z. Tomić[a]; Marija M. Vuksanović[b]; Veljko Djokić[a]; Miodrag Mitrić[b]; Milena R. Simić[c]; Vladimir Pavlović[d]; Radmila M. Jančić Heinemann[e]; Aleksandar D. Marinković[e]
A facile synthesis was employed for three polyhedral oligo silsequioxanes (POSS), obtaining incompletely condensed structures with fern-like and cubic morphologies. Proton nuclear magnetic resonance spectroscopy (<...显示全部
关键词:polyhedral  Silsesquioxanes  Vinyl group  Hydrosilation  Scanning electron microscope 
期刊Preparation and characterization of SMA/S-POSS hybrid membranes for direct methanol fuel cell applications被引量:2
《稀有金属:英文版》2006年第z1期224-228,共5页CHANG Young-wook 
A novel sulfonated polyhedral oligomeric silsesquioxane(S-POSS) monomer was synthesized successfully in this article. S-POSS acted as a donor of sulfonic acid group and reacted with poly(styrene-co-maleic anhydride) (...显示全部
关键词:SMA SULFONATED polyhedral oligomeric SILSESQUIOXANE PROTON conductivity methanol permeability 
期刊A Projective Framework for polyhedral Mesh Modelling
《Computer Graphics Forum》Amir Vaxman
We present a novel framework for polyhedral mesh editing with face-based projective maps that preserves planarity by definition. Such meshes are essential in the field of architectural design and rationalization. By u...显示全部
关键词:digital geometry processing modelling subdivision surfaces modelling geometric modelling Computer Graphics[I.3.5]: Picture/Computational Geometry and Object Modelling&mdash polyhedral Shape modelling Shape editing Shape space PQ meshes design exploration 
期刊Positive Luminescent Sensor for Aerobic Conditions Based on polyhedral Oligomeric Silsesquioxane Networks
《高等学校化学研究:英文版》2021年第1期162-165,共4页Kazumasa SUENAGA Kazuo TANAKA Yoshiki CHUJO 
This work was supported by the Grant-in-Aid for Scientific Research(A)(No.JP17H01220);the Grant-in-Aid for Scientific Research on Innovative Areas“New Polymeric Materials Based on Element-Blocks(No.2401)”(No.JP24102013);the Grant-in-Aid for Challenging Research(Pioneering)(No.JP18H05356).
There are numerous numbers of hypoxia-selective luminescent probes based on oxygen quenching of phosphorescence.We show a unique design for luminescent probes to detect hyperoxia utilizing hybrid networks consisting o...显示全部
关键词:polyhedral oligomeric silsesquioxane(POSS) Network polymer HYPOXIA Luminescent probe 
期刊多面体低聚倍半硅氧烷的研究进展被引量:2
《有机硅材料》2012年第6期416-421,共6页李镇江 梁玮 张林 
中物院双百人才基金资助课题(20088074)
介绍了多面体低聚倍半硅氧烷(POSS)的基本特性以及常用的5种制备方法。指出了POSS在多孔材料、高性能高分子材料、光固化树脂、电子材料以及航空与空间等领域的应用情况。对POSS在发展过程中存在的一些问题进行了分析并展望了其今后的...显示全部
关键词:多面体 低聚倍半硅氧烷 POSS基材料 
期刊Functionalized polyhedral oligosilsesquioxane (POSS) macromers: new graftable POSS hydride, POSS α-olefin, POSS epoxy, and POSS chlorosilane macromers and POSS-siloxane triblocks
《Applied Organometallic Chemistry》Edward G. Shockey, Alan G. Bolf
A series of polyhedral oligomeric silsesquioxanes (POSS) monomers bearing silane or α-olefin substituents have been prepared and their chemistry explored. Both the POSS silanes and α-olefin monomers readily particip...显示全部
关键词:polyhedral  oligomeric  silsesquioxanes  hydrosilation  sol-gel  grafting reagents 
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