Mesoscopic structural organization in triphilic room temperature ionic liquids

被引:75
作者
Russina, Olga [1 ]
Lo Celso, Fabrizio [2 ]
Di Michiel, Marco [3 ]
Passerini, Stefano [4 ,5 ]
Appetecchi, Giovanni Battista [6 ]
Castiglione, Franca [7 ]
Mele, Andrea [7 ]
Caminiti, Ruggero [1 ]
Triolo, Alessandro [8 ]
机构
[1] Univ Roma La Sapienza, Dept Chem, I-00185 Rome, Italy
[2] Dipartimento Chim Stanislao Cannizzaro, I-90128 Palermo, Italy
[3] European Synchrotron Radiat Facil, F-38000 Grenoble, France
[4] Univ Munster, Inst Phys Chem, D-48149 Munster, Germany
[5] Univ Munster, MEET, D-48149 Munster, Germany
[6] UTRINN IFC, Agcy New Technol Energy & Sustainable Econ Dev, ENEA, Rome, Italy
[7] Politecn Milan, Dept Chem Mat & Chem Engn G Natta, I-20133 Milan, Italy
[8] CNR, Ist Struttura Mat, Lab Liquidi Ionici, Rome, Italy
关键词
X-RAY-SCATTERING; NANOSTRUCTURAL ORGANIZATION; LOCAL-STRUCTURE; SEGREGATION; FLUORINE; DYNAMICS; CATIONS; MIXTURES; SOLUTES; SALTS;
D O I
10.1039/c3fd00056g
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Room temperature ionic liquids are one of the most exciting classes of materials in the last decade. The interest for these low melting, ionic compounds stems from both their technological impact and the stimulating plethora of structural and dynamic peculiarities in the mesoscopic space-time scales. It is nowadays well-established that they are characterised by an enhanced degree of mesoscopic order originating from their inherent amphiphilicity. In this contribution we highlight the existence of a further degree of mesoscopic complexity when dealing with RTILs bearing a medium length fluorous tail: such triphilic materials (they simultaneously contain polar, hydrophobic and fluorophilic moieties that mutually segregate from each other) turn out to be highly structurally compartmentalised at the mesoscopic level, thus paving the way to new smart applications for this new class of RTILs.
引用
收藏
页码:499 / 513
页数:15
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