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1. 职称:副教授
2. 邮箱:longying0306@163.com
3. 联系电话:15521139315
4. 个人简介
龙莹,博士,广东工业大学机电工程学院副教授,硕士生导师。主要从事硬质陶瓷材料的制备、改性及性能提升等方面的研究工作。主持国家自然科学基金青年科学基金1项,广东省自然科学基金3项,参与其他省部级项目多项。以第一作者和通讯作者发表SCI论文20多篇,获授权专利5项。
5.主持的项目
(1) 新型亚稳相过渡金属硼化物的掺杂稳定机理研究及性能优化,国家自然科学基金,2009.01-2021.12,主持,结题
(2) 稀土元素对含硼高熵合金强度-韧性协同效用的调控机理研究,广东省自然科学基金面上项目,2021.01-2023.12,主持,在研
(3) 基于元素掺杂的类ReB2结构过渡金属硼化物的相稳定机理研究及性能优化,广东省自然科学基金青年协同项目,2018.05-2021.05,主持,结题
(4) 多元相稳定掺杂改性PVD-Al2O3涂层刀具的制备及其切削性能研究,广东省自然科学基金,2015.01-2018.01,主持,结题
(5) 高效高精密加工用金刚石丸片生产技术研发。企业横向,2021.12-2022.11, 主持,在研
6. 近期发表的论文
(1) H.Xiong, Y.Long*, et al. Effect of ultra-high temperature treatment on microstructures and mechanical properties of TRISO particles. Journal of Nuclear Materials.2022 (564) 153701;
(2) Y. Long*, J. Che, Z. Wu, et al. High entropy alloy borides prepared by powder metallurgy process and the enhanced fracture toughness by addition of yttrium. Materials Chemistry and Physics. 257 (2021) 123715:1-8.
(3) Z. Wu, Y. Long*, H.T. Lin, et al. Effect of tantalum on phase transition and thermal stability of metastable tungsten tetra-boride. Ceramics International 46 (2020) 17217-17223.
(4) Y. Long*, L. Huang, J. Che, et al. Role of MgO on densification and mechanical properties in spark plasma sintered Os0.9Re0.1B2 ceramics. 46 (2020) 2612-2617.
(5) Y. Long*, Z. Wu, H-T. Lin, et al, Mechanochemical synthesis and annealing of tungsten di- and tetra-boride. Journal of the American Ceramic Society. 103 (2020) 831-838.
(6) L.J. Huang, Y. Long*, H.T. Lin, et al. Enhancement of mechanical properties of Os0.9Re0.1B2 ceramics via buried boron powder assisted sintering. Ceramics International 45 (2019) 14756-14760.
(7) Y. Long*, et al. Effect of Re addition on phase stability and mechanical properties of hexagonal OsB2. Journal of the American Ceramic Society.2018 (101):151-158.
(8) X. Zheng, Y. Long*, et al. Thermal stability and hardness of ReB2 type hexagonal OsB2 with the addition of W. Ceramics International, 2018( 44) 16302-16306;
(9) C. Zou, Y. Long*, et al. Effect of ball sizes on synthesis of OsB2 powders by mechanical alloying. Ceramics International 2017 (43) 17111-17115.
(10) Y. Long*, J. Zhang, et al. Synthesis of osmium borides by mechanochemical method,Journal of the American Ceramic Society, 2017 (100): 2419-2428.
7. 授权发明专利
(1) 龙莹;赵成材;林华泰;一种三元钨钌硼化物陶瓷材料及其制备方法与应用, 2019-12-03, 中国, CN 201910707597.6;
(2) 龙莹;车金涛;黄路江;赵成材;吴宗;林华泰;一种粉末冶金高强韧性含硼高熵合金材料及其制备 方法和应用, 2019-11-15, 中国, CN201910682653.5;
(3) 龙莹;郑鑫;邹灿辉;林华泰;一种二元钨硼化物超硬材料的制备方法, 2017-8-24, 中国, CN201710736601.2.
(4) 龙莹; 郑鑫; 邹灿辉; 慕容匡; 林华泰; 一种二硼化钨硬质材料及其制备方法和应用, 2017-5-27, 中国, CN201710393016.7.
(5) 龙莹; 邹灿辉; 张锦阳; 安立楠; 林华泰; 一种新型三元锇钌硼化物硬质材料及其制备方法, 2016-10-25, 中国, CN201610935088.5.