3 research outputs found

    Interaction of physical fields with nanostructured materials

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    Research results of several important material systems presented in this collective monograph demonstrate a number of characteristic features and unique effects. The main findings are listed below. 1. The interaction between molecules and semiconductor structures allows a new amplification effect to be registered and studied by utilizing a new parameter – characteristic time constant, which is extremely sensitive for the characterization of biomolecular quantity. 2. The effects of the interaction of magnetic, optical and electromagnetic fields with nanostructured composites, semiconductor structures, anisotropic media, magnetic fluid systems, layered structures, phonons of molecular nanocomplexes and nanoinhomogeneities of rough surfaces were established. 3. The fundamental nature of the interaction effects was found as a result of a careful comparison of modeling results with experimental data. The importance of the studies is underlined by the wide range of potential applications. For the reader’s convenience, the presentation of the material is structured as follows. The general content includes only the names of sections. The full content of each section is listed in the text. For the same reason, the list of references is given at the end of each section. The authors present the material in such a way that the reader can easily view the current state of research in these areas and be able to navigate freely in the text. Section 1 presents a number of effects registered in semiconductor structures with dielectric coatings as surface potential sensors. In particular, the effects of internal amplification in semiconductor (bio)sensors using single trap phenomena are revealed. The noise characteristics of semiconductor nanoscale sensor structures, the effect of γ-radiation on the noise and transport characteristics of the sensors mentioned above were analyzed. It is demonstrated that effects related to single traps can be used for the detection of troponin biomolecules as indicators of [...
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