Interface modification

Id. Thus, it is expected that in the modified PRP-EVA blend, probably due to interface modification by reactive processing, a transesterification between the pendant MAH group in MAH-PP, and acetate groups in the EVA elastomer, as predicted in reaction Scheme 1, the dispersed rubber particles become more efficient in craze initiation. 

J.X. Tang, Y.Q. Li, L.R. Zheng, and L.S. Hung, Anode-organic interface modification by plasma polymerized fluorocarbon films, J. Appl. Phys., 95 4397-4403 (2004). 

Q. Xu, J. Quyang, Y. Yang, T. Ito, and J. Kido, Ultrahigh efficiency green polymer light emitting diodes by nanoscale interface modification, Appl. Phys. Lett., 83 4695-4697 (2003). 

A further advantage of this system is that it can easily he integrated with a commercial ICP-AES or ICP MS instrument without software or electronic interface modifications. It will operate rehably for a wide range of viscosities and has apphcations not only in the oil industry but also for highly concentrated samples from other areas. It uses standard autoanalyser principles similar to the Technicon Auto Analyzers. 

Johnston, W.D. and Greenfield, I.G. (1991). Evaluation of techniques for interface modification in aluminum matrix composites. In Proc. ICCM-VIII. Composites Design. Manufacture and Application (S.W. Tsai and G.S. Springer, eds.), SAMPE Pub., Paper 19E. 

Mullin J.V. and Mazzio V.F. (1972). The effects of matrix and interface modification on local fractures of carbon fibers in epoxy. J. Mech. Phys. Solids 20, 391—400. 

The decay time constants found ranged from 100 to 300 fs and depended on the potential, interface modification, and the electrolyte used. 

As an example, Marosi et al.21 have followed this approach to investigate the effect of surface and interface modifications in intumescent systems including MMT nanoparticles. The formulations... 

S. Keszei, Sz. Matko, G. Bertalan, P. Anna, G. Marosi, and A. Toth, Progress in interface modifications From compatibilization to adaptive and smart interphases, Em Polym. J., 2005,41 697-705. 

CIL is unavoidable when nanodispersion of any other nanofiller, such as clay or carbon nanotube (CNT) is considered [17,18], Various types of cationic surfactants in the case of montmorillonite (MMT) and reactive interface modifications in the case of CNT have been introduced to ensure... 

If this assumption is true the decrease of the ignition time can be avoided by suitable interface modification, which, however, should preserve the advantageous charring activity of nanofillers having catalytic effects. This challenging concept could not be realized by any conventional interface modifier. A polymeric interlayer, which has not yet been studied in this respect, may provide a solution. 

Marosi, G., Anna, P., Bertalan, G., Szabo, S., Ravadits, I., and Papp, J. 2001. Role of interface modification in flame retarded multiphase polyolefin systems. In Fire and Polymers Materials and Solutions for Hazard Prevention, Vol. 797. eds. Nelson, G. and Wilkie, C. Washington, DC American Chemical Society, pp. 161-71. 

J.H. Park, Surface and Interface Modification Science and Technology, 1999 World Korean Science and Engineers Symposium, Seoul, Korea, 1999. 

No chemical bonding => Plasma interface modification Free radicals => Chemical bonding... 

The reactive species in Parylene C deposition that interacts with the substrate surface is para-xylylene, in which two free radicals exist in the para position of a benzene ring. Para-xylylene is relatively stable and reacts only with other free radicals or with other para-xylylene units. In order to create a good adhesion of Parylene C film to a smooth-surface substrate, it is necessary to create free radicals on the substrate surface. With the aid of plasma interface modification, it is possible to achieve strong adhesion of Parylene coatings to such smooth surfaces. Strong adhesion of Parylene C coating to bare 7075-T6 (an aluminum alloy) panels was achieved with the application of plasma polymers [16]. 

FAYT ETAL. Interface Modification in Polymer Blends... 

From a structural perspective, the degree of interface modification is responsible for regulating the kinetics of the em/measurement as a function of its influence on the structural gas permeability of electrodes, which controls the initial rate of physic-chemical reactions of adsorption-desorption and diffusion on electrodes. In addition, the sensitivity of the zirconia gas sensors is highly sensitive to chemistry and can be lost by minor changes either in the phase purity or at the presence of metallic admixtures in the ceramic ionic conductors. 

Figure 2. Control of monolayer adhesion to a hydrophobic surface by interface modification. Transfer ratio of monolayer 6 vs. the molar fraction of methyl arachidate (ester) in monolayer 4. Complete monolayer transfer in the ranges of 0.05 to 0.2 and 0.66 to 0.83 of the molar fraction of ester. No deposition of mono-leyer 6 when no ester in monolayer 4. Representation of the monolayer assembly on a glass plate after transfer of monolayer 6 with unusual contact (top).

For PEDOT PSS as the electrode, we clearly have no interface modification and an ideal sandwich layer. For the spectra of S2p, FIs and 01s this is also confirmed. 

Under radiation damage-free eonditions, we show a clear indication for a surface reaction of P(VDF-TrFE) with A1 electrodes, not only for evaporated aluminium as top electrode, but also, at room temperature, for the aluminium as bottom electrode. In contrast, for PEDOT PSS, the XPS measiuements indicate a layer-by-layer structure of PEDOT PSS/P(VDF-TrFE) without any interface modification. This could be the reason for lower relaxation times, higher switching frequencies and, in consequence, a better field dependenee of the ferroelectric polarisation, if we choose PEDOT PSS as material for the electrode, especially for thin films of the eopolymer. 

Interface Modification of Pentacene OFET Gate Dielectrics... 

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