共 50 条
- [21] Effects of nickel content on the microstructure, microhardness and corrosion behavior of high-entropy AlCoCrFeNix alloysSCIENTIFIC REPORTS, 2020, 10 (01)Lopez Rios, M.论文数: 0 引用数: 0 h-index: 0机构: Univ Las Palmas Gran Canaria, Mech Engn Dept, Campus Univ Tafira, Gran Canaria 35017, Spain Univ Las Palmas Gran Canaria, Mech Engn Dept, Campus Univ Tafira, Gran Canaria 35017, SpainSocorro Perdomo, P. P.论文数: 0 引用数: 0 h-index: 0机构: Univ Las Palmas Gran Canaria, Mech Engn Dept, Campus Univ Tafira, Gran Canaria 35017, Spain Univ Las Palmas Gran Canaria, Mech Engn Dept, Campus Univ Tafira, Gran Canaria 35017, SpainVoiculescu, I.论文数: 0 引用数: 0 h-index: 0机构: Univ Politehn Bucuresti, Fac Ind Engn & Robot, 313 Splaiul Independentei, Bucharest 060042, Romania Univ Las Palmas Gran Canaria, Mech Engn Dept, Campus Univ Tafira, Gran Canaria 35017, SpainGeanta, V.论文数: 0 引用数: 0 h-index: 0机构: Univ Politehn Bucuresti, Fac Mat Sci & Engn, 313 Splaiul Independentei, Bucharest 060042, Romania Univ Las Palmas Gran Canaria, Mech Engn Dept, Campus Univ Tafira, Gran Canaria 35017, SpainCraciun, V.论文数: 0 引用数: 0 h-index: 0机构: Natl Inst Laser Plasma & Radiat Phys, Magurele, Romania IFIN HH, Extreme Light Infrastruct Nucl Phys, Magurele, Romania Univ Las Palmas Gran Canaria, Mech Engn Dept, Campus Univ Tafira, Gran Canaria 35017, SpainBoerasu, I.论文数: 0 引用数: 0 h-index: 0机构: Natl Inst Laser Plasma & Radiat Phys, Magurele, Romania Univ Las Palmas Gran Canaria, Mech Engn Dept, Campus Univ Tafira, Gran Canaria 35017, SpainMirza Rosca, J. C.论文数: 0 引用数: 0 h-index: 0机构: Univ Las Palmas Gran Canaria, Mech Engn Dept, Campus Univ Tafira, Gran Canaria 35017, Spain Univ Las Palmas Gran Canaria, Mech Engn Dept, Campus Univ Tafira, Gran Canaria 35017, Spain
- [22] Effects of nickel content on the microstructure, microhardness and corrosion behavior of high-entropy AlCoCrFeNix alloysScientific Reports, 10M. López Ríos论文数: 0 引用数: 0 h-index: 0机构: University of Las Palmas de Gran Canaria,Mechanical Engineering DepartmentP. P. Socorro Perdomo论文数: 0 引用数: 0 h-index: 0机构: University of Las Palmas de Gran Canaria,Mechanical Engineering DepartmentI. Voiculescu论文数: 0 引用数: 0 h-index: 0机构: University of Las Palmas de Gran Canaria,Mechanical Engineering DepartmentV. Geanta论文数: 0 引用数: 0 h-index: 0机构: University of Las Palmas de Gran Canaria,Mechanical Engineering DepartmentV. Crăciun论文数: 0 引用数: 0 h-index: 0机构: University of Las Palmas de Gran Canaria,Mechanical Engineering DepartmentI. Boerasu论文数: 0 引用数: 0 h-index: 0机构: University of Las Palmas de Gran Canaria,Mechanical Engineering DepartmentJ. C. Mirza Rosca论文数: 0 引用数: 0 h-index: 0机构: University of Las Palmas de Gran Canaria,Mechanical Engineering Department
- [23] Microstructure, Mechanical Properties, and Corrosion Behavior of MoNbFeCrV, MoNbFeCrTi, and MoNbFeVTi High-Entropy AlloysActaMetallurgicaSinica(EnglishLetters), 2019, 32 (09) : 1053 - 1064Chao Xiang论文数: 0 引用数: 0 h-index: 0机构: Key Laboratory for Anisotropy and Texture of Materials (Ministry of Education), School of Materials Science and Engineering, Northeastern University CAS Key Laboratory of Nuclear Materials and Safety Assessment, Institute of Metal Research, Chinese Academy of Sciences Key Laboratory for Anisotropy and Texture of Materials (Ministry of Education), School of Materials Science and Engineering, Northeastern UniversityZhi-Ming Zhang论文数: 0 引用数: 0 h-index: 0机构: CAS Key Laboratory of Nuclear Materials and Safety Assessment, Institute of Metal Research, Chinese Academy of Sciences Key Laboratory for Anisotropy and Texture of Materials (Ministry of Education), School of Materials Science and Engineering, Northeastern UniversityHua-Meng Fu论文数: 0 引用数: 0 h-index: 0机构: Shenyang National Laboratory for Materials Science,Institute of Metal Research, Chinese Academy of Sciences Key Laboratory for Anisotropy and Texture of Materials (Ministry of Education), School of Materials Science and Engineering, Northeastern University论文数: 引用数: h-index:机构:Jian-Qiu Wang论文数: 0 引用数: 0 h-index: 0机构: CAS Key Laboratory of Nuclear Materials and Safety Assessment, Institute of Metal Research, Chinese Academy of Sciences Key Laboratory for Anisotropy and Texture of Materials (Ministry of Education), School of Materials Science and Engineering, Northeastern UniversityHai-Feng Zhang论文数: 0 引用数: 0 h-index: 0机构: Shenyang National Laboratory for Materials Science,Institute of Metal Research, Chinese Academy of Sciences Key Laboratory for Anisotropy and Texture of Materials (Ministry of Education), School of Materials Science and Engineering, Northeastern UniversityGuo-Dong Hu论文数: 0 引用数: 0 h-index: 0机构: Shenyang National Laboratory for Materials Science,Institute of Metal Research, Chinese Academy of Sciences School of Materials Science and Engineering, University of Science and Technology of China Key Laboratory for Anisotropy and Texture of Materials (Ministry of Education), School of Materials Science and Engineering, Northeastern University
- [24] Microstructure, Mechanical Properties, and Corrosion Behavior of MoNbFeCrV, MoNbFeCrTi, and MoNbFeVTi High-Entropy AlloysACTA METALLURGICA SINICA-ENGLISH LETTERS, 2019, 32 (09) : 1053 - 1064Xiang, Chao论文数: 0 引用数: 0 h-index: 0机构: Northeastern Univ, Key Lab Anisotropy & Texture Mat, Minist Educ, Sch Mat Sci & Engn, Shenyang 110819, Liaoning, Peoples R China Chinese Acad Sci, Inst Met Res, CAS Key Lab Nucl Mat & Safety Assessment, Shenyang 110016, Liaoning, Peoples R China Northeastern Univ, Key Lab Anisotropy & Texture Mat, Minist Educ, Sch Mat Sci & Engn, Shenyang 110819, Liaoning, Peoples R ChinaZhang, Zhi-Ming论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Met Res, CAS Key Lab Nucl Mat & Safety Assessment, Shenyang 110016, Liaoning, Peoples R China Northeastern Univ, Key Lab Anisotropy & Texture Mat, Minist Educ, Sch Mat Sci & Engn, Shenyang 110819, Liaoning, Peoples R ChinaFu, Hua-Meng论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Met Res, Shenyang Natl Lab Mat Sci, Shenyang 110016, Liaoning, Peoples R China Northeastern Univ, Key Lab Anisotropy & Texture Mat, Minist Educ, Sch Mat Sci & Engn, Shenyang 110819, Liaoning, Peoples R ChinaHan, En-Hou论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Met Res, CAS Key Lab Nucl Mat & Safety Assessment, Shenyang 110016, Liaoning, Peoples R China Northeastern Univ, Key Lab Anisotropy & Texture Mat, Minist Educ, Sch Mat Sci & Engn, Shenyang 110819, Liaoning, Peoples R ChinaWang, Jian-Qiu论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Met Res, CAS Key Lab Nucl Mat & Safety Assessment, Shenyang 110016, Liaoning, Peoples R China Northeastern Univ, Key Lab Anisotropy & Texture Mat, Minist Educ, Sch Mat Sci & Engn, Shenyang 110819, Liaoning, Peoples R ChinaZhang, Hai-Feng论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Met Res, Shenyang Natl Lab Mat Sci, Shenyang 110016, Liaoning, Peoples R China Northeastern Univ, Key Lab Anisotropy & Texture Mat, Minist Educ, Sch Mat Sci & Engn, Shenyang 110819, Liaoning, Peoples R ChinaHu, Guo-Dong论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Met Res, Shenyang Natl Lab Mat Sci, Shenyang 110016, Liaoning, Peoples R China Univ Sci & Technol China, Sch Mat Sci & Engn, Shenyang 110016, Liaoning, Peoples R China Northeastern Univ, Key Lab Anisotropy & Texture Mat, Minist Educ, Sch Mat Sci & Engn, Shenyang 110819, Liaoning, Peoples R China
- [25] Microstructure, Mechanical Properties, and Corrosion Behavior of MoNbFeCrV, MoNbFeCrTi, and MoNbFeVTi High-Entropy AlloysActa Metallurgica Sinica (English Letters), 2019, 32 : 1053 - 1064Chao Xiang论文数: 0 引用数: 0 h-index: 0机构: Northeastern University,Key Laboratory for Anisotropy and Texture of Materials (Ministry of Education), School of Materials Science and EngineeringZhi-Ming Zhang论文数: 0 引用数: 0 h-index: 0机构: Northeastern University,Key Laboratory for Anisotropy and Texture of Materials (Ministry of Education), School of Materials Science and EngineeringHua-Meng Fu论文数: 0 引用数: 0 h-index: 0机构: Northeastern University,Key Laboratory for Anisotropy and Texture of Materials (Ministry of Education), School of Materials Science and EngineeringEn-Hou Han论文数: 0 引用数: 0 h-index: 0机构: Northeastern University,Key Laboratory for Anisotropy and Texture of Materials (Ministry of Education), School of Materials Science and EngineeringJian-Qiu Wang论文数: 0 引用数: 0 h-index: 0机构: Northeastern University,Key Laboratory for Anisotropy and Texture of Materials (Ministry of Education), School of Materials Science and EngineeringHai-Feng Zhang论文数: 0 引用数: 0 h-index: 0机构: Northeastern University,Key Laboratory for Anisotropy and Texture of Materials (Ministry of Education), School of Materials Science and EngineeringGuo-Dong Hu论文数: 0 引用数: 0 h-index: 0机构: Northeastern University,Key Laboratory for Anisotropy and Texture of Materials (Ministry of Education), School of Materials Science and Engineering
- [26] Effect of carbon addition on the microstructure and corrosion resistance of the CoCrFeNi high-entropy alloyCORROSION SCIENCE, 2024, 231Wei, Xueming论文数: 0 引用数: 0 h-index: 0机构: Shandong Univ Sci & Technol, Sch Mat Sci & Engn, Qingdao 266590, Shandong, Peoples R China Shandong Univ Sci & Technol, Sch Mat Sci & Engn, Qingdao 266590, Shandong, Peoples R ChinaZhang, Lijun论文数: 0 引用数: 0 h-index: 0机构: Shandong Univ Sci & Technol, Sch Mat Sci & Engn, Qingdao 266590, Shandong, Peoples R China Shandong Univ Sci & Technol, Sch Mat Sci & Engn, Qingdao 266590, Shandong, Peoples R ChinaZhang, Fengyi论文数: 0 引用数: 0 h-index: 0机构: Shandong Univ Sci & Technol, Sch Mat Sci & Engn, Qingdao 266590, Shandong, Peoples R China Shandong Univ Sci & Technol, Sch Mat Sci & Engn, Qingdao 266590, Shandong, Peoples R ChinaZhang, Chunzhi论文数: 0 引用数: 0 h-index: 0机构: Shandong Univ Sci & Technol, Sch Mat Sci & Engn, Qingdao 266590, Shandong, Peoples R China Shandong Univ Sci & Technol, Sch Mat Sci & Engn, Qingdao 266590, Shandong, Peoples R ChinaJia, Qixiang论文数: 0 引用数: 0 h-index: 0机构: Shandong Univ Sci & Technol, Coll Intelligent Equipment, Tai An 271001, Shandong, Peoples R China Shandong Univ Sci & Technol, Sch Mat Sci & Engn, Qingdao 266590, Shandong, Peoples R ChinaSun, Kai论文数: 0 引用数: 0 h-index: 0机构: Jining Luoling New Mineral Prod Co LTD, Jining 273516, Shandong, Peoples R China Shandong Univ Sci & Technol, Sch Mat Sci & Engn, Qingdao 266590, Shandong, Peoples R ChinaDuan, Dongtao论文数: 0 引用数: 0 h-index: 0机构: Jining Luoling New Mineral Prod Co LTD, Jining 273516, Shandong, Peoples R China Shandong Univ Sci & Technol, Sch Mat Sci & Engn, Qingdao 266590, Shandong, Peoples R ChinaJiang, Hui论文数: 0 引用数: 0 h-index: 0机构: Shandong Univ Sci & Technol, Coll Mech & Elect Engn, Qingdao 266590, Shandong, Peoples R China Shandong Univ Sci & Technol, Sch Mat Sci & Engn, Qingdao 266590, Shandong, Peoples R ChinaLi, Gong论文数: 0 引用数: 0 h-index: 0机构: Yanshan Univ, State Key Lab Metastable Mat Sci & Technol, Qinhuangdao 066004, Hebei, Peoples R China Shandong Univ Sci & Technol, Sch Mat Sci & Engn, Qingdao 266590, Shandong, Peoples R China
- [27] Effect of Mo and aging temperature on corrosion behavior of (CoCrFeNi)100-xMox high-entropy alloysJOURNAL OF ALLOYS AND COMPOUNDS, 2020, 812Wang, Wenrui论文数: 0 引用数: 0 h-index: 0机构: Univ Sci & Technol Beijing, Sch Mech Engn, Beijing 100083, Peoples R China Minist Educ, Key Lab Fluid Interact Mat, Beijing 100083, Peoples R China Univ Sci & Technol Beijing, Sch Mech Engn, Beijing 100083, Peoples R ChinaWang, Jieqian论文数: 0 引用数: 0 h-index: 0机构: Univ Sci & Technol Beijing, Sch Mech Engn, Beijing 100083, Peoples R China Minist Educ, Key Lab Fluid Interact Mat, Beijing 100083, Peoples R China Univ Sci & Technol Beijing, Sch Mech Engn, Beijing 100083, Peoples R ChinaSun, Zhihui论文数: 0 引用数: 0 h-index: 0机构: Univ Sci & Technol Beijing, Sch Mech Engn, Beijing 100083, Peoples R China Univ Sci & Technol Beijing, Sch Mech Engn, Beijing 100083, Peoples R ChinaLi, Jiangtao论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Tech Inst Phys & Chem, Key Lab Cryogen, Beijing 100190, Peoples R China Univ Sci & Technol Beijing, Sch Mech Engn, Beijing 100083, Peoples R ChinaLi, Laifeng论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Tech Inst Phys & Chem, Key Lab Cryogen, Beijing 100190, Peoples R China Univ Sci & Technol Beijing, Sch Mech Engn, Beijing 100083, Peoples R ChinaSong, Xin论文数: 0 引用数: 0 h-index: 0机构: Syncat Beijing, Natl Energy Ctr Coal Clean Fuels, Synfuels China Co Ltd, Beijing 101400, Peoples R China Univ Sci & Technol Beijing, Sch Mech Engn, Beijing 100083, Peoples R ChinaWen, Xiaodong论文数: 0 引用数: 0 h-index: 0机构: Syncat Beijing, Natl Energy Ctr Coal Clean Fuels, Synfuels China Co Ltd, Beijing 101400, Peoples R China Univ Sci & Technol Beijing, Sch Mech Engn, Beijing 100083, Peoples R ChinaXie, Lu论文数: 0 引用数: 0 h-index: 0机构: Univ Sci & Technol Beijing, Sch Mech Engn, Beijing 100083, Peoples R China Minist Educ, Key Lab Fluid Interact Mat, Beijing 100083, Peoples R China Univ Sci & Technol Beijing, Sch Mech Engn, Beijing 100083, Peoples R ChinaYang, Xiao论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Tech Inst Phys & Chem, Key Lab Cryogen, Beijing 100190, Peoples R China Univ Sci & Technol Beijing, Sch Mech Engn, Beijing 100083, Peoples R China
- [28] Effect of Mn addition on microstructure and corrosion behavior of AlCoCrFeNi high-entropy alloyINTERMETALLICS, 2024, 167Zhang, Dandan论文数: 0 引用数: 0 h-index: 0机构: Xinjiang Univ, Xinjiang Key Lab Solid State Phys & Devices, Urumqi 830046, Xinjiang, Peoples R China Xinjiang Univ, Sch Phys Sci & Technol, Urumqi 830046, Xinjiang, Peoples R China Xinjiang Univ, Xinjiang Key Lab Solid State Phys & Devices, Urumqi 830046, Xinjiang, Peoples R ChinaLi, Qiang论文数: 0 引用数: 0 h-index: 0机构: Xinjiang Univ, Xinjiang Key Lab Solid State Phys & Devices, Urumqi 830046, Xinjiang, Peoples R China Xinjiang Univ, Sch Phys Sci & Technol, Urumqi 830046, Xinjiang, Peoples R China Xinjiang Univ, Xinjiang Key Lab Solid State Phys & Devices, Urumqi 830046, Xinjiang, Peoples R ChinaSun, Rongze论文数: 0 引用数: 0 h-index: 0机构: Xinjiang Univ, Xinjiang Key Lab Solid State Phys & Devices, Urumqi 830046, Xinjiang, Peoples R China Xinjiang Univ, Sch Phys Sci & Technol, Urumqi 830046, Xinjiang, Peoples R China Xinjiang Univ, Xinjiang Key Lab Solid State Phys & Devices, Urumqi 830046, Xinjiang, Peoples R ChinaChang, Chuntao论文数: 0 引用数: 0 h-index: 0机构: Dong Guan Univ Technol, Sch Mech Engn, Dong Guan 523808, Peoples R China Xinjiang Univ, Xinjiang Key Lab Solid State Phys & Devices, Urumqi 830046, Xinjiang, Peoples R ChinaLiu, Bin论文数: 0 引用数: 0 h-index: 0机构: Xinjiang Univ, Sch Mech Engn, Urumqi 830046, Xinjiang, Peoples R China Xinjiang Univ, Xinjiang Key Lab Solid State Phys & Devices, Urumqi 830046, Xinjiang, Peoples R ChinaMa, Xu论文数: 0 引用数: 0 h-index: 0机构: Xinjiang Univ, Xinjiang Key Lab Solid State Phys & Devices, Urumqi 830046, Xinjiang, Peoples R China Xinjiang Univ, Sch Phys Sci & Technol, Urumqi 830046, Xinjiang, Peoples R China Xinjiang Univ, Xinjiang Key Lab Solid State Phys & Devices, Urumqi 830046, Xinjiang, Peoples R China
- [29] Effect of Al content on the corrosion behavior and mechanism of AlxCoCrFeNi high-entropy alloysJOURNAL OF MATERIALS RESEARCH AND TECHNOLOGY-JMR&T, 2024, 30 : 5977 - 5989Wang, Yi论文数: 0 引用数: 0 h-index: 0机构: Shenyang Univ Technol, Sch Mat Sci & Engn, Shenyang 110870, Peoples R China Key Lab Light Met Mat & Engn Univ Liaoning Prov, Shenyang 110870, Peoples R China Shenyang Univ Technol, Sch Mat Sci & Engn, Shenyang 110870, Peoples R ChinaLi, Guanglong论文数: 0 引用数: 0 h-index: 0机构: Shenyang Univ Technol, Sch Mat Sci & Engn, Shenyang 110870, Peoples R China Key Lab Light Met Mat & Engn Univ Liaoning Prov, Shenyang 110870, Peoples R China Shenyang Univ Technol, Sch Mat Sci & Engn, Shenyang 110870, Peoples R ChinaQi, Hao论文数: 0 引用数: 0 h-index: 0机构: Shenyang Univ Technol, Sch Mat Sci & Engn, Shenyang 110870, Peoples R China Key Lab Light Met Mat & Engn Univ Liaoning Prov, Shenyang 110870, Peoples R China Shenyang Univ Technol, Sch Mat Sci & Engn, Shenyang 110870, Peoples R ChinaZhang, Wei论文数: 0 引用数: 0 h-index: 0机构: Shenyang Univ Technol, Sch Mat Sci & Engn, Shenyang 110870, Peoples R China Key Lab Light Met Mat & Engn Univ Liaoning Prov, Shenyang 110870, Peoples R China Shenyang Univ Technol, Sch Mat Sci & Engn, Shenyang 110870, Peoples R ChinaChen, Ruirun论文数: 0 引用数: 0 h-index: 0机构: Harbin Inst Technol, Natl Key Lab Precis Hot Proc Met, Harbin 150001, Peoples R China Shenyang Univ Technol, Sch Mat Sci & Engn, Shenyang 110870, Peoples R ChinaSu, Ruiming论文数: 0 引用数: 0 h-index: 0机构: Shenyang Univ Technol, Sch Mat Sci & Engn, Shenyang 110870, Peoples R China Key Lab Light Met Mat & Engn Univ Liaoning Prov, Shenyang 110870, Peoples R China Shenyang Univ Technol, Sch Mat Sci & Engn, Shenyang 110870, Peoples R ChinaQu, Yingdong论文数: 0 引用数: 0 h-index: 0机构: Shenyang Univ Technol, Sch Mat Sci & Engn, Shenyang 110870, Peoples R China Key Lab Light Met Mat & Engn Univ Liaoning Prov, Shenyang 110870, Peoples R China Shenyang Univ Technol, Sch Mat Sci & Engn, Shenyang 110870, Peoples R China
- [30] Effect of Annealing on Microstructure and Corrosion Behavior of Interstitial Free SteelMATERIALS, 2022, 15 (01)He, Qiongyao论文数: 0 引用数: 0 h-index: 0机构: Southwest Technol & Engn Res Inst, Chongqing 400039, Peoples R China Chongqing Univ Technol, Coll Mat Sci & Engn, Chongqing 400054, Peoples R China Southwest Technol & Engn Res Inst, Chongqing 400039, Peoples R ChinaJiang, Xiaojuan论文数: 0 引用数: 0 h-index: 0机构: Chongqing Ind Polytech Coll, Sch Mech Engn & Automat, Key Lab Mat Proc & Mold Technol, Chongqing 401120, Peoples R China Southwest Technol & Engn Res Inst, Chongqing 400039, Peoples R ChinaCai, Pengzhan论文数: 0 引用数: 0 h-index: 0机构: Chongqing Univ, Coll Mat Sci & Engn, Chongqing 400044, Peoples R China Southwest Technol & Engn Res Inst, Chongqing 400039, Peoples R ChinaZhang, Ling论文数: 0 引用数: 0 h-index: 0机构: Chongqing Univ, Coll Mat Sci & Engn, Chongqing 400044, Peoples R China Southwest Technol & Engn Res Inst, Chongqing 400039, Peoples R ChinaSun, Tao论文数: 0 引用数: 0 h-index: 0机构: Chongqing Univ, Coll Mat Sci & Engn, Chongqing 400044, Peoples R China Southwest Technol & Engn Res Inst, Chongqing 400039, Peoples R ChinaYang, Xiaokui论文数: 0 引用数: 0 h-index: 0机构: Southwest Technol & Engn Res Inst, Chongqing 400039, Peoples R China Southwest Technol & Engn Res Inst, Chongqing 400039, Peoples R ChinaZhou, Kun论文数: 0 引用数: 0 h-index: 0机构: Southwest Technol & Engn Res Inst, Chongqing 400039, Peoples R China Southwest Technol & Engn Res Inst, Chongqing 400039, Peoples R ChinaZhang, Lunwu论文数: 0 引用数: 0 h-index: 0机构: Southwest Technol & Engn Res Inst, Chongqing 400039, Peoples R China Southwest Technol & Engn Res Inst, Chongqing 400039, Peoples R China