罗·罗·尼加德副教授

Dr. Roy Nigaard is a Senior Lecturer in the Department of Materials Science at Shenzhen MSU-BIT University (SMBU). He earned his Bachelor's degree in Chemical and Environmental Engineering from Gubkin Russian State University of Oil and Gas in 2015, followed by his Master's degree (2017) and Ph.D. in Solid State Chemistry (2021) from the Higher School of Materials Science at Lomonosov Moscow State University. His research focuses on functional oxide thin films, multiferroic heterostructures, hard-magnetic nanocomposites, and high-frequency terahertz spintronics, with specialized expertise in Thread-Solution-Feed MOCVD (TSF-MOCVD). Dr. Nygaard holds 2 registered patents on gas-phase chemical reactor precursor delivery systems, and has authored numerous research articles in leading international journals including Materials Horizons, ACS Applied Electronic Materials, and Journal of Alloys and Compounds.

■ 教育经历/Education

□ 2017.10–2021.08  Lomonosov Moscow State University, Department of Chemistry / Higher School of Materials Science, Solid State Chemistry, Ph.D. (莫斯科国立大学化学系固体化学专业，博士);

□ 2015.09–2017.06  Lomonosov Moscow State University, Higher School of Materials Science, Physics, Chemistry and Mechanics of Materials, Master’s Degree (莫斯科国立大学材料科学系材料物理、化学与力学专业，硕士);

□ 2011.09–2015.06  Gubkin Russian State University of Oil and Gas, Chemical and Environmental Engineering Department, Bachelor’s Degree (古布金俄罗斯国立石油天然气大学化学与环境工程学院，学士)

■ 工作经历/Work  Experience

□ 2023.09–present  Shenzhen MSU-BIT University, Department of Materials Science, Associate Professor

 (谈球吧官方网站材料科学系，副教授);

□ 2022.09–2023.09  Shenzhen MSU-BIT University, Department of Materials Science, Lecturer

 (谈球吧官方网站材料科学系，讲师);

□ 2018.09–2022.09  Shenzhen MSU-BIT University, Department of Materials Science, Assistant Professor / Teaching Assistant

 (谈球吧官方网站材料科学系，助教);

□ 2017.10–2018.09  Lomonosov Moscow State University, Department of Chemistry, Researcher

 (莫斯科国立大学化学系，研究员)

■ 研究领域/  Research topics

□ Epitaxial growth and continuous strain engineering of functional oxide thin films and heterostructures via TSF-MOCVD;

□ Multiferroic thin films and heterostructures (h-LuFeO3, ε-Fe2O3) for magnetoelectric coupling and energy harvesting;

□ Synthesis and magnetic exchange coupling of hard-magnetic ferrites, hexaferrites, and nanocomposites;

□ Natural ferromagnetic resonance (NFMR) and terahertz spin pumping in dielectric-ferrimagnet heterostructures for zero-field THz detectors;

□ Physics and chemistry of high-temperature superconducting oxide films and tapes (YBCO).

■ 主讲课程/Teaching  experience

(Course, Undergraduate/Master/PhD stage, Teaching form & period)

1. General and Inorganic Chemistry – Seminars and practical classes for 2nd-year undergraduate students (3rd semester), 4 years of continuous teaching experience.

2. Fundamentals of X-ray Diffractometry – Lectures and practical classes for 3rd-year undergraduate students (6th semester).

3. Materials: Past, Present, and Future – Author's specialized lecture course for 3rd-year undergraduate students (5th semester).

4. Instrumental Methods of Materials Characterization: X-ray Diffraction – Laboratory practicum for Master's students (3rd semester).

■ 社会兼职/ Social activity

None / 暂无

■ 荣誉奖励/Rewards

None / 暂无

■ 科研工作/Scientific projects

□ 2020–2022, “Synthesis of thin films of h-LuFeO3 and thin-film heterostructures based on it by MOCVD technique and their investigation” (Key Investigator / 核心骨干);

□ 2018–2021, “Double perovskites Ba2YMO6 (M=Nb, Ta) as thin films and thin film composites with high-temperature superconductor YBaCuO: synthesis, structure and properties” (Key Investigator / 核心骨干);

□ 2019–2021, “Reconstruction of the energy surfaces of epitaxial interfaces of h-LuFeO3 on single-crystalline YSZ substrates” (Key Investigator / 核心骨干);

□ “Synthesis, structure and multiferroic properties of materials based on the hexagonal LuFeO3” (Key Investigator / 核心骨干);

□ “Synthesis of h-LuFeO3 thin films by CSD technique” (Key Investigator / 核心骨干)

■代表性成果（论文 ）/Representative results (papers)

Patents (专利):

1. Sharovarov D. I., Kaul A. R., Koblov A. V., Minakov P. V., Nygaard R. R. System for carrying out process of chemical precipitation from vapors of volatile precursors. Russian Patent RU 2767915 C1, published 2022-03-22.

2. Kaul A. R., Seleznev B. V., Sharovarov D. I., Nygaard R. R., Osipova Yu. A., Makarevich A. M., Sadykov I. I. Feeder for volatile compounds supply to chemical gas-phase reactors. Russian Patent RU 2722914 C1, published 2020-06-04.

Representative Journal Articles (代表性论文):

1. Nygaard, R. T.; Vasiliev, A.; Xin, D.; Trusov, L.; Ryazantsev, S.; Gorbachev, E. Phase stability, growth kinetics, and single-ion magnetic anisotropy in RE3Fe5O12 (RE = Eu, Dy, Tm, Lu) garnets: A combined experimental and quantum-mechanical approach. Journal of Alloys and Compounds, 2026, 190703. DOI: 10.1016/j.jallcom.2026.190703.

2. Nygaard, Roy; Vasiliev, Aleksandr N.; Chen, Jianing; Anokhin, Evgeny O.; Kozlyakova, Ekaterina S.; Kondratyeva, Maria S.; Trusova, Svetlana V.; Gorbachev, Evgeny A.; Trusov, Lev A. Tuning the magnetic properties of sandwiched hexaferrite/cobalt ferrite exchange-coupled nanocomposites obtained in high-boiling organic solvent. RSC Advances, 2025, 15(39), 32758–32767. DOI: 10.1039/D5RA04855A.

3. Gorbachev, Evgeny A.; Wang, Yifan; Duan, Jingtong; Nygaard, Roy R.; Kozlyakova, Ekaterina S.; Trusov, Lev A. Thermogravimetry in a gradient magnetic field as an efficient quasi in situ method for studying magnetic phase formation: optimizing ε-Fe2O3 synthesis. Materials Horizons, 2025, 12(21), 9185–9197. DOI: 10.1039/D4MH01234A.

4. Nygaard, R. R.; Markelova, M. N.; Ratovskiy, V. Yu.; Shurkina, A. S.; Vasiliev, A. L.; Kaul, A. R. Unusual solid-state transformations in LuFe2O4 films during their synthesis via MOCVD with further reduction. Journal of Solid State Chemistry, 2023, 319, 123811. DOI: 10.1016/j.jssc.2022.123811.

5. Anokhin, E. O. et al. Synthesis of Sandwiched Composite Nanomagnets by Epitaxial Growth of Fe3O4 Layers on SrFe10Cr2O19 Nanoplates in High-Boiling Organic Solvent. Nanomaterials, 2022, 13(1), 167. DOI: 10.3390/nano13010167.

6. Kaul, Andrey R.; Nygaard, Roy R.; Ratovskiy, Vadim Yu.; Vasiliev, Alexander L. TSF-MOCVD – a novel technique for chemical vapour deposition on oxide thin films and layered heterostructures. Condensed Matter and Interphases, 2021, 23(3), 396–405. DOI: 10.17308/kcmf.2021.23/3531.

7. Markelova, Maria; Nygaard, Roy; Tsymbarenko, Dmitry; Shurkina, Alyona; Abramov, Alexander; Amelichev, Vadim; Makarevich, Artyom; Vasiliev, Alexander; Kaul, Andrey. Multiferroic h-LuFeO3 Thin Films on (111) and (100) Surfaces of YSZ Substrates: An Experimental and Theoretical Study. ACS Applied Electronic Materials, 2021, 3(2), 1015–1022. DOI: 10.1021/acsaelm.0c01127.

8. Nikolaeva, A.; Nygaard, R.; Martynova, I.; Tsymbarenko, D. Synthesis, structure and thermal behavior of volatile mononuclear mixed ligand complexes of rare-earth dipivaloylmethanates with diethylenetriamine. Polyhedron, 2020, 180, 114373. DOI: 10.1016/j.poly.2020.114373.

9. Menushenkov, A. P. et al. Correlation of local structure peculiarities and critical current density of 2G MOCVD YBCO tapes with BaZrO3 nanoinclusions. Superconductor Science and Technology, 2017, 30(4), 045003. DOI: 10.1088/1361-6668/aa5a70.

■ Researcher Identifiers:

    • ORCID: 0000-0002-0989-0826

    • Web of Science ResearcherID: AAX-6820-2020

    • Scopus Author ID: 57193679064

 ■ Languages:

   • Russian (Native) | English (Fluent / Working proficiency) | Chinese (Elementary)