Yatsyshyn B. Physico-technological criteria of modification nano-dimensional thin films of systems {Sc, La, Y, Hf} - {Fe, Co, Ni}-Ge for sensory devices

Українська версія

Thesis for the degree of Doctor of Science (DSc)

State registration number

0510U000210

Applicant for

Specialization

  • 01.04.07 - Фізика твердого тіла

24-02-2010

Specialized Academic Board

Д 35.052.12

Lviv Polytechnic National University

Essay

Basic methodological approaches to definition and appreciate properties and characteristics amorphous and crystallized nano-dimensional thin films in the thesis are formulated. Classification nano-dimensional materials and systems is offered. Influence of technology factors of condensation process on formation of structure and electric properties nano-dimensional materials is established. Transport phenomena, questions of appearances thermo-power in massive samples and thin amorphous and crystallized {Sc, La, Y, Hf} - {Fe, Co, Ni}-Ge films are taken up, and also is spent comparisons with characteristics of binary rare-earth metals alloys and granulated films on the basis of aluminium. The results of complex structure and physical properties researches of amorphous and nanocrystalline materials generalized. Character of components influence on temporary characteristics, changes of structure and electric properties of thin-film materials is defined. The changes of conductivity are theoretically proved. Influence of technology factors (the concentration and the nature of components, thermodynamic conditions of condensation, temperature of formation) on physical and structure characteristics nano-dimensional material that allows using them for creation high-sensitivity and stable sensory devices is investigated

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