Yosypenko Y. Physical and chemical properties of composites of AIBIIICVI type nanoparticles with ionic and molecular matrices

Українська версія

Thesis for the degree of Doctor of Philosophy (PhD)

State registration number

0825U001420

Applicant for

Specialization

  • 102 - Хімія

Specialized Academic Board

PhD 8263

Yuriy Fedkovych Chernivtsi National University

Essay

The dissertation is devoted to the synthesis of solid-state optically active composites by transferring semiconductor nanocrystals into solid-state matrices. The work investigates the regularities of changes in the physicochemical properties of nanoparticles when they are introduced into the matrix of ionic salts and molecular matrices and carries out a comprehensive assessment of the prospects for their use as phosphors and thermosensitive materials in optoelectronic devices. The introduction highlights the relevance of the dissertation topic, outlines its connection with scientific programs and plans, defines the research objectives and tasks, and explains the scientific and practical significance of the obtained results. Data on publications, testing of results, and the applicant's personal contribution are provided, and the structure and scope of the dissertation are described. The dissertation research consists of annotations in two languages, a list of the author's published works, a list of symbols, an introduction, five sections, conclusions, a list of sources used (158 items), and appendices (a list of the candidate's publications on the topic of the dissertation and approbations of the dissertation materials). The total volume of the work is 192 pages, containing 15 tables and 51 figures.

Research papers

1. Yosypenko Y., Mykhailovych V., Yosypenko V., Rotaru A., Khalavka Y. Optical properties and thermal sensitivity of AgInS₂ and AgInS₂/ZnS quantum dots embedded in barium sulphate and calcium carbonate matrices // Optical Materials. – 2025. – Vol. 158. – P. 116441. ISSN: 0925-3467.

2. Kopach V., Khalavka Y., Yosypenko Y., Doskaliuk N., Kopach O., Dmytruk M., Dmytruk A. Accelerated charge transfer in the AgInS₂-polymer layer-by-layer films // Luminescence. – 2024. – Vol. 39, No. 10. – P. e70001. ISSN: 1522-7243

3. Lukan Y., Hotynchan A., Andriichuk Y., Vojtovych S., Seti Y., Khalavka Y. II–VI Semiconductor-Based Nanomaterials // Handbook of II-VI Semiconductor-Based Sensors and Radiation Detectors: Volume 1, Materials and Technology. – Cham: Springer International Publishing, 2023. – P. 325–357. ISBN 978-3-031-19531-0

4. Doskaliuk N., Lukan Y., Khalavka Y. Quantum dots for temperature sensing // Scientiae Radices. – 2023. – Vol. 2, Iss. 2. – P. 93–111. ISSN: 2956-4808

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