STRUCTURAL CHARACTERIZATION OF SELF-ASSEMBLED MULTILAYERS BY FTIR

被引:40
作者
BENT, SF [1 ]
SCHILLING, ML [1 ]
WILSON, WL [1 ]
KATZ, HE [1 ]
HARRIS, AL [1 ]
机构
[1] AT&T BELL LABS,600 MT AVE,MURRAY HILL,NJ 07974
关键词
D O I
10.1021/cm00038a006
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
We have used attenuated total reflection infrared spectroscopy (ATR-IR) to probe the structural order in zirconium-phosphonate self-assembled multilayers. Very well-ordered alkylsiloxane anchor layers can be prepared on silicon substrates after suitable etching. However, the IR spectra indicate that zirconium-organophosphonate multilayers deposited onto the anchor layer are disordered. The disorder correlates with introduction of zirconium and appears to be a result of the poor match of the hydrocarbon lattice with the stronger inorganic Zr-phosphonate lattice. There is no additional degradation in packing order with the deposition of multiple layers. Ramiflcations for possible device application are discussed.
引用
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页码:122 / 126
页数:5
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