TS. Lê Ngọc Long
Lê Ngọc Long
Tiến sĩ (Ph.D.)
Kỹ thuật Vật liệu (Materials Engineering)
Hướng nghiên cứu chính (Key Interests of Research)
1. Tổng hợp vật liệu cấu trúc nano, vật liệu kích thước chiều thấp (0D, 1D, 2D), hạt nano kim loại (AuNPs, AgNPs), vật liệu cấu trúc lớp (carbon nano, graphene, CNTs), TMDs (2D MoS2, WS2)
2. Vật liệu tổ hợp (nanocompozit): 2D MoS2/graphene, graphene oxide, ZnO/graphene, TiO2/graphene, Fe3O4/graphene, Fe3O4/Zeolite
3. Đặc trưng vi cấu trúc, tính chất điện, quang học, từ tính, xúc tác, quang hóa, điện hóa
Công bố Khoa học (Publications)
1 L. N. Long, N. T. Quang, T. T. Khuong, P. T. Kien, N. H. Thang, and T. V. Khai, “Controllable synthesis by hydrothermal method and optical properties of 2D MoS2/rGO nanocomposites,” J. Sol-Gel Sci. Technol., vol. 106, pp. 699–714, 2023.
2 T. V. Khai, L. N. Long, L. V. Thang, T. H. Minh, V. V. Dat, T. T. Xuan and M. T. Phong, “Effects of pH on the Structure and Optical Property of Molybdenum Disulfide Nanocrystals Synthesized by Hydrothermal Method,” Chiang Mai J. Sci., vol. 50, no. 2, pp. 1–14, 2023.
3 T. V. Khai, L. N. Long, N. H. T. Khoi, N. H. Thang, “Effects of Hydrothermal Reaction Time on the Structure and Optical Properties of ZnO/Graphene Oxide Nanocomposites,” Crystals, vol. 12, p. 1825, 2022.
4 T. V. Khai, P. T. T. Trang, L. N. Long, L. V. Thang, T. D. Chau, V. V. Dat, and M. T. Phong, “Effect of hydrothermal time on the structure and property of graphene oxide membrane,” J. Ceram. Process. Res., vol. 52, no. 4, pp. 425–435, 2021.
5 L. N. Long, P. T. Thi, P. T. Trung, P. T. Kien, M. Ohtani, Y. Kumabe, H. Tanaka, S. Ueda, H.-Y. Lee, P. B. Thang, and T. V. Khai, “Controllable synthesis of MoS2/graphene low-dimensional nanocomposites and their electrical properties,” Appl. Surf. Sci., vol. 504, p.144193, 2020.
6 T. V. Khai, L. N. Long, M. T. Phong, P. T. Kien, L. V. Thang, and T. D. Lam, “Synthesis and optical properties of MoS2/graphene nanocomposite,” J. Electron. Mater., vol. 49, pp. 969–979, 2019.
7 Thi T. Pham, Long N. Le, Hoa N. Nguyen, Thoa T. K. Luong, Thanh N. Pham, Ha L. Nguyen, Khang T. Nguyen, “Encapsulating gold nanoparticles in zeolited imidazolate frame work crystal for novel optical response,” Polyhedron, vol.147, pp. 171–177, 2018.
8 T. T. Xuan, L. N. Long, and T. V. Khai, “Effect of reaction temperature and reaction time on the structure and properties of MoS2 synthesized by hydrothermal method,” Vietnam J. Chem., vol. 58, no. 1, pp. 92–100, 2020.
9 L. N. Long, P. T. Kien, and T. V. Khai, “Synthesis of MoS2/graphene nanocomposite by facile ultrasonic-assisted hydrothermal method,” Vietnam J. Sci. Technol., vol. 57, no. 6, pp. 703–713, 2019.
10 T. V. Khải, L. N. Long, và N. H. Nhân, “Ảnh hưởng của chế độ tổng hợp thuỷ nhiệt đến cấu trúc và tính chất của vật liệu nanocomposite MoS2/graphene,” Tạp chí Công Thương, vol. 16, pp. 272–278, 2019.
11 T. V. Khai, N. T. Binh, L. N. Long, K. D. T. Kien, and L. T. T. Ha, “Simple synthesis of graphene nanosheets using a microwave–assisted method,” Vietnam J. Sci. Technol., vol. 55, no. 1B, pp. 30–39, 2017.
12 P. T. Kien, L. N. Long, N. M. Van, K. D. T. Kien, N. D. Quan, and D. Q. Minh, “Characteristic of silica coating on copper substract using coconut oil as a dispersion medium,” Vietnam J. Sci. Technol., vol. 57, no. 3A, pp. 112–120, 2019.
13 P. T. Kien, L. N. Long, D. Q. Minh, N. Q. Thiet, L. V. Lu, and T. V. Khai, “Promoting aspect of palladium nanoparticles on spinel Pd@CuCr2O4/γ–Al2O3 catalytic system in Carbon monoxide oxidation,” Vietnam J. Sci. Technol., vol. 55, no. 1B, pp. 70–76, 2017.
14 N. Q. Thiet, L. N. Long, L. V. Lu, “Effect of Pd on the activity of spinel Pd@CuCr2O4/Al2O3 catalyst in exhaust treatment CO containing,” Vietnam Journal of Chemistry, vol. 53, no. 4e3, pp. 25–29, 2015.
15 N. Q. Thiet, L. N. Long, V. T. N. Tram and L. V. Lu, “Preparation of the CuCr2O4 spinel supported on γ-Al2O3 using modified sol-gel method for carbon monoxide oxidation,” Journal of Catalysis and Adsorption, vol. 1, pp. 105–111, 2015.
16 L. V. Lu, L. N. Long, P. T. M. Trang, “Research on taking advantage of polymeric wastes making liquid fuel for municipal waste incinerator,” Vietnam J. Sci. Technol., vol. 51, no. 5A, pp. 177–186, 2013.
17 L. V. Lu, L. N. Long, H. X. Lan, “Application of biogas produced from organic wastes as fuel for incinerators,” Journal of Science and Technology, vol. 49, no. 6C, pp. 19–27, 2011.
18 L. V. Lu and L. N. Long, “Treatment of organic matters and heavy metals remaining in incinerator residues by thermal method,” Vietnam J. Sci. Technol., vol. 49, no. 6C, pp. 8–18, 2011.
19 L. V. Lu and L. N. Long, “Producing refractory materials from ash of incinerators,” Vietnam J. Sci. Technol., vol. 49, no. 6C, pp. 8–18, 2011.
Đề tài| Dự án nghiên cứu Khoa học (Scientific Projects)
1 Project “Replicating the model of water storage for domestic and agricultural use in coastal provinces of the Mekong Delta. Adaptation Fund Climate Innovation Accelerator, AFCIA AF-EU-UNDP Innovation Small Grant Aggregator Platform”. 2023–2025. Team member.
2 Project “MeKong Salt Lab – Phase 2.” RVO and Tra Vinh University. 2023–2025. Team member/expert group.
3 Project “Experimental research on alluvial soil products of SENCO Water Supply Company – Tra Vinh Plant to create substrates for growing plants.” Tra Vinh University and SENCO Co. Ltd, Tra Vinh, 2023–2024. Team member.
4 T. H. Minh, L. N. Long, and T. V. Khai, “Simple method for fabricating surface-enhanced Raman sensing materials (SERS) with versatility and reusability based on graphene oxide-coated cotton swabs-Ag nanoparticles.” Grant number 21VH08 (type C), Ho Chi Minh City University of Technology (HCMUT), Vietnam National University - Ho Chi Minh City (VNU-HCM), HCMC., 2022. Key member.
5 T. V. Khai, L. N. Long, N. T. M. Nguyet, and N. T. Binh, “Synthesis, structural characterization, optical properties, and gas sensitivity of ultrathin ZnO nanostructures (wires, sheets) on graphene and Si substrates.” Grant number B2020-20-07 (type B), Ho Chi Minh City University of Technology (HCMUT), Vietnam National University - Ho Chi Minh City (VNU-HCM), HCMC., 2020. Key member.
6 T. V. Khai, L. N. Long, C. X. Viet, K. D. T. Kien, L. T. T. Ha, and L. V. Thang, “Synthesis and characterization of MoS2/graphene nanocomposites and their application as electrode materials in supercapacitors.” Grant number 104.03-2019.42 (NAFOSTED), Ho Chi Minh City University of Technology (HCMUT), Vietnam National University - Ho Chi Minh City (VNU-HCM), HCMC, 2019. Key member.
7 P. T. Kien, N. T. Hoa, K. D. T. Kien, N. V. U. Nhi, H. N. Minh, and L. N. Long, “Synthesis of silica from rice husk material in Cuu Long River Delta and its applicability in engineering.” Grant number C2019-20-29 (type C), Ho Chi Minh City University of Technology (HCMUT), Vietnam National University - Ho Chi Minh City (VNU-HCM), HCMC., 2019. Key member.
8 T. V. Khai, N. T. M. Nguyet, L. N. Long, and N. T. Binh, “Synthesis and characterization of MoS2/graphene nanocomposites for application in supercapacitors.” Grant number C2018-20-16 (type C), Ho Chi Minh City University of Technology (HCMUT), Vietnam National University - Ho Chi Minh City (VNU-HCM), HCMC., 2018. Key member.
9 L. N. Long, and T. V. Khai, “Synthesis of nanostructured MoS2 composite materials based on graphene for application as supercapacitor electrodes.” Grant number TNCS-CNVL-2017-01, Ho Chi Minh City University of Technology (HCMUT), Vietnam National University - Ho Chi Minh City (VNU-HCM), HCMC., 2017. Project leader.
10 L. V. Lu, L. N. Long, T. T. Lang et al., “Research and application of electrical arc incinerator with ultrahigh temperature over 1,500 °C to treat especially hazardous waste.” Ho Chi Minh University of Natural Resources and Environment (HCMUNRE) HCMC., 2018. Key Member/Scientific Secretary.
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