80电影天堂网,少妇高潮一区二区三区99,jαpαnesehd熟女熟妇伦,无码人妻精品一区二区蜜桃网站

搜索:  
Hierarchical Self-Assembly Structures of POSS-Containing Polypeptide Block Copolymers  
Hierarchical Self-Assembly Structures of POSS-Containing Polypeptide Block Copolymers
資料類型: PDF文件
關鍵詞: POSS  Nanocomposites  Self-Assembly  Polypeptide  
資料大小: 72K
所屬學科: 分子表征
來源: 第六屆亞歐研討會上處理和性能增強聚合物會議文集(2013.6.2-6 武漢)
簡介:
Inthisstudy,weusedacombinationofatomtransferradicalpolymerization,ringopeningpolymerization,andclickchemistrytosynthesizeneworganic/inorganicmacromolecularself-assemblingbuildingblocksofpolystyrene-trpoly(y-propargyl-l-glutamate-g-polyhedraloligomericsilsesquioxane)[PS-/r(PPLG-g-POSS)].TheincorporationofthePSandPOSSunitsenhancedthea-helicalconformationinthesolidstate,asdeterminedusingFouriertransforminfrared(FTIR)spectroscopyandwide-angleX-raydiffraction(WAXD).Hierarchicalself-assemblyofthePS-/r(PPLG-g-POSS)diblockcopolymers,whichwecharacterizedusingWAXD,small-angleX-rayscattering,andtransmissionelectronmicroscopy,ledtotheformationofcylindricalstructuresasaresultofmicrophaseseparationofthediblockcopolymer;thehexagonalcylinderpackingnanostructurefeatureda-helicalconformationsofpolypeptidesegments,whichwereorientedperpendiculartothedirectionofthecylindercolumnfromdiblockcopolymers;aggregationofthePOSSmoietiesinducedthepackingintohexagonallatticestructures.TheattachmentofPOSSunitsontothesidechainsofPPLGstabilizedthea-helicalsecondarystructuresatelevatedtemperature,relativetothoseofpurePPLGandPS-trPPLG,asdeterminedthroughtemperature-dependentFTIRspectroscopicanalyses.
作者: Y. C. Lin, S. W. Kuo
上傳時間: 2013-06-26 14:55:47
下載次數(shù): 1
消耗積分: 2  
立即下載:
1人
1人
1人
友情提示:下載后對該資源進行評論,即可獎勵2分。
報告錯誤:  1.下載無效  2. 資料明顯無價值  3. 資料重復存在

相關評論 共有0人發(fā)表評論 更多評論
你還沒有登錄,無法發(fā)表評論,請首先 登錄 注冊
免責聲明:本站部分資源由網(wǎng)友推薦,來自互聯(lián)網(wǎng),版權屬于原版權人,如果不慎侵犯到您的權利,敬請告知,我們會在第一時間撤除。本站中各網(wǎng)友的評論只代表其個人觀點,不代表本站同意其觀點。