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Full-Text Articles in Physics

Optimal Technological Modes Of Ion Implantation And Following Annealing For Forming Thin Nanosized Films Of Silicides, A. S. Rysbaev, S. U. Irgashev, A. S. Kasimov, D. Sh. Juraeva, J. B. Khujaniyazov, M. I. Khudoyberdieva Mar 2020

Optimal Technological Modes Of Ion Implantation And Following Annealing For Forming Thin Nanosized Films Of Silicides, A. S. Rysbaev, S. U. Irgashev, A. S. Kasimov, D. Sh. Juraeva, J. B. Khujaniyazov, M. I. Khudoyberdieva

Eurasian Journal of Physics and Functional Materials

The formation of nanosized films of silicides on the surface of Si (111) and Si (100) was studied by the method of low-energy ion implantation. The optimal technological modes of ion implantation and subsequent annealing for the formation of thin nanoscale films of silicides were determined. It is shown that the appearance of new surface superstructures is additional confirmation of the formation of thin silicide films with a single crystal structure.


Reduced Dimensionality Effects In Gd-Based Magnetocaloric Materials, Hillary Faith Belliveau Nov 2016

Reduced Dimensionality Effects In Gd-Based Magnetocaloric Materials, Hillary Faith Belliveau

USF Tampa Graduate Theses and Dissertations

Magnetic refrigeration based on the magnetocaloric effect (MCE) is a promising alternative to conventional gas compression based cooling techniques. Understanding impacts of reduced dimensionality on the magnetocaloric response of a material such as Gadolinium (Gd) or its alloys is essential in optimizing the performance of cooling devices, which is also the overall goal of this thesis. We have determined, in the first part of the thesis, that laminate structures of pure Gd produced by magnetron sputtering have several disadvantages. The target material (pure Gd), ultra-high vacuum components, and the electrical energy it takes to run the manufacturing process are all …