代表性论文专著
1. X. Wang*, E. Liu, W. Li, Y. Qiao, F.H. Sun, D. Shu*, Development of HFCVD apparatus for synthesizing diamond films with low thermal budget, Journal of Cleaner Production, Vol. 434, 2024, 140132 (13 pages) (SCI)
2. B.Y. Tian, W.B. Ma, S.F. Chen, F.H. Sun, X.C. Wang*., Effects of pulsed laser processing on structural evolution of diamonds - A molecular dynamics and experimental study, International Journal of Refractory Metals and Hard Materials, Vol. 119, 2024: 106560 (11 pages) (SCI)
3. X.C. Wang*, E.Z. Liu, W.H. Li, Y. Qiao, D. Shu*, A new route to fabricate high-quality double-side-polished freestanding diamond film, Vacuum, Vol. 218, 2023: 112645 (SCI)
4. S.Y. Nie, Y, Qiao, S.F. Chen, X.C. Wang*, Mechanistic insights into the formation of dislocation-related pits on diamond surface under plasma etching treatment: A combined simulation and experimental approach, International Journal of Refractory Metals and Hard Materials, Vol. 118, 2023:106452 (SCI)
5. B.C. Zhang, S.F. Shi, X.Y. Wang, X.C. Wang*, Machinability and mechanism of abrasive flow machining ultra-precision surface with orientated grinding marks, Journal of Materials Research and Technology, Vol.27, 2023: 4787-4800 (SCI)
6. B.C. Zhang, X.Y. Wang, S.F. Shi, S.F. Chen, X.C. Wang*, Investigation on finishing mechanism and modelling on material removal for abrasive flow machining micro-channels with asperity surface, Journal of Materials Processing Technology, Vol. 321, 2023:118157 (SCI)
7. B. Zhang, X.C. Wang*, S.F. Chen, S.F. Shi, Theoretical and numerical analysis on finishing mechanism by rheological properties and flow behaviors of abrasive media in micro-porous structures, Journal of Manufacturing Processes, Vol. 99, 2023: 513-526 (SCI).
8. Y. Qiao, S. Nie, W.H. Li, E.Z. Liu, X.C. Wang*, Cobalt diffusion during the initial stage of CVD diamond growth on cemented carbide - A molecular dynamics and experimental study, Applied Surface Science, Vol. 633, 2023: 157589 (SCI)
9. H. Wang, M. Lu, X.C. Wang, F.H. Sun*, Synthesis, characterization and cutting performances of gradient gradual changing (GGC-) MCD/SMCD/NCD/UNCD diamond coatings with tailored interfacial integrity on CFRP drilling tools, Journal of Manufacturing Processes, Vol. 85, 2023: 466-478 (SCI)
10. M. Lu, C. Zhang, X.C. Wang, F.H. Sun*, Theoretical and experimental research on growth and doping mechanisms of diamond films fabricated using liquid carbon source precursors, Applied Surface Science, Vol. 629, 2023: 157389 (12 pages)
11. 李维汉,乔煜,疏达*,王新昶,面向散热应用的碳化硅表面热丝化学气相沉积金刚石膜生长速率,上海交通大学学报,第57卷,2023: 1078-1085
12. B.C. Zhang, S.F. Chen, X.C. Wang*, Machining uniformity and property change of abrasive media for micro-porous structures, Journal of Materials Processing Technology, Vol. 307, 2022: 117675 (14 pages) (SCI)
13. X.C. Wang*, X. Song, B.C. Zhang, Y. Qiao, F.H. Sun, Effects of urea versus N2 addition on growth and mechanical properties of HFCVD diamond films on WC-Co substrates, Diamond and Related Materials, Vol. 215, 2022: 108999 (10 pages) (SCI)
14. B.C. Zhang, S.F. Chen, N. Khiabani, Y. Qiao, X.C. Wang*, Research on the underlying mechanism behind abrasive flow machining on micro-slit structures and simulation of viscoelastic media, Advances in Manufacturing, available online, 2022 (SCI)
15. Y. Qiao, W.H. Li, S.F. Chen, X.C. Wang*, Measurement and calibration of substrate surface temperature in hot filament chemical vapor deposition, Measurement, Vol. 205, 2022: 112147 (9 pages) (SCI)
16. B.C. Zhang, Y. Qiao, N. Khiabani, X.C. Wang*, Study on rheological behaviors of media and material removal mechanism for abrasive flow machining (AFM) micro structures and corresponding simulations, Journal of Manufacturing Processes, Vol. 73, 2022: 248-259 (SCI)
17. Y. Qiao, N. Khiabani, Y.F. Xiao, X.C. Wang*, Improvement on uniformity of diamond coatings on PCB milling cutters with specific cutting edge structures, Diamond and Related Materials, Vol. 122, 2022:108827 (15pages) (SCI)
18. X. Song, M. Lu, H. Wang, X.C. Wang, F.H. Sun*, Fracture mechanics of microcrystalline/nanocrystalline composited multilayer chemical vapor deposition self-standing diamond films, Ceramics International, Vol. 48, 2022: 21868-21878 (SCI)
19. X. Song, H. Wang, X.C. Wang, F.H. Sun*, Erosion mechanism and cutting performance of MPCVD multilayer diamond thick film-Si3N4 brazed insert, International Journal of Advanced Manufacturing Technology, Vol. 118, 2022: 2437-2451 (SCI)
20. X.C. Wang*, B.C. Zhang, Y. Qiao, F.H. Sun, Chemo-mechanical abrasive flow machining (CM-AFM): A novel high-efficient technique for polishing diamond thin coatings on inner hole surfaces, Journal of Manufacturing Processes, Vol. 69, 2021:152-164 (SCI)
21. X.C. Wang*, Y. Qiao, K. Larsson, F.H. Sun, Energetic stability and geometrical structure of variously terminated and N-doped diamond (111) surfaces – a theoretical DFT study, Materials Chemistry and Physics, Vol. 262, 2021:124283 (SCI)
22. X.C. Wang*, Y. Qiao, X. Song, F.H. Sun, Determination of carbonization depths in Ti substrates in diamond growth atmospheres and modified diffusion models, Journal of Alloys and Compounds, Vol. 860, 2021: 157904 (SCI)
23. B.C. Zhang, X.C. Wang*, X.J. Jia*, Research on the mechanism of molten salt cleaning (MSC) for multiple contaminants in cylinder covers, Journal of Cleaner Production, Vol. 302, 2021: 126990 (12 pages) (SCI)
24. H. Wang, X. Song, X.C. Wang, F.H. Song*, Fabrication, tribological properties and cutting performances of high-quality multilayer graded MCD/NCD/UNCD coated PCB end mills, Diamond and Related Materials, Vol. 118, 2021: 108505 (17 pages) (SCI)
25. X. Song, H. Wang, X.C. Wang, F.H. Sun*, Coupling effects of methane concentration and nitrogen addition level on morphologies and properties of MPCVD diamond films on WC-Co substrates, Diamond and Related Materials, Vol. 117, 2021:108487 (12 pages) (SCI)
26. X. Song, H. Wang, X.C. Wang, F.H. Sun*, Fabrication and evaluation of diamond thick film-Si3N4 brazed cutting tool by microwave plasma chemical vapor deposition method, Journal of Materials Processing Technology, Vol. 291, 2021: 117034 (SCI)
27. H. Wang, X. Song, X.C. Wang, F.H. Sun*, Tribological performance and wear mechanism of smooth ultrananocrystalline diamond films, Journal of Materials Processing Technology, Vol. 290, 2021: 116993 (SCI)
28. C.C. Wang, X.C. Wang, X.T. Shen, F.H. Sun*., Synthesis and evaluation of high-performance diamond films with multilayer structure on printed circuit board drills, Diamond and Related Materials., Vol. 112, 2021: 108249 (SCI)
29. H. Wang, C.C. Wang, X.C. Wang, F.H. Sun*, Effects of carbon concentration and gas pressure with hydrogen-rich gas chemistry on synthesis and characterizations of HFCVD diamond films on WC-Co substrates, Surface and Coatings Technology, Vol.409, 2021:126839 (SCI)
30. X. Song, C.C. Wang, X.C. Wang, F.H. Sun*, Mass production of HFCVD diamond-coated wire-drawing dies without filament through the hole, Surface Review and Letters, Vol.28, 2021: 2150006 (14 pages) (SCI)
31. X.T. Shen, X. Song, X.C. Wang, F.H. Sun*, Grinding characteristics of CVD diamond grits in single grit grinding of SiC ceramics, International Journal of Advanced Manufacturing Technology, Vol.114, 2021: 2783-2797 (SCI)
32. X.C. Wang*, X. Song, H. Wang, Y. Qiao, K. Larsson, F.H. Sun, Selective control of oxidation resistance of diamond by dopings, ACS Applied Materials & Interfaces, Vol. 12, 2020: 42302-42313 (SCI)
33. X.C. Wang*, Y. Qiao, F.H. Sun, Influences of Si dopant on geometry and energetic stability of terminated diamond (111)-1x1 surfaces, Diamond and Related Materials, Vol. 109, 2020: 108014 (SCI)
34. Juhong Chen*, Chun-Yen Liu, Xinchang Wang, Eric Sweet, Nathaniel Liu, Xiaohua Gong, Liwei Lin*, 3D printed microfluidic devices for circulating tumor cells (CTCs) isolation, Biosensors and Bioelectronics, Vol.150, 2020: 111900 (SCI)
35. H. Wang, X.T. Shen, X.C. Wang, F.H. Sun*, Simulation and experimental researches on the substrate temperature distribution of the large-capacity HFCVD setup for mass-production of diamond coated milling tools, Diamond and Related Materials, Vol. 101, 2020: 107610 (SCI)
36. X.C. Wang*, C.C. Wang, X.T. Shen, K. Larsson, F.H. Sun, DFT calculations of energetic stability and geometry of O-terminated B- and N-doped diamond (111)-1x1 surfaces, Journal of Physics: Condensed Matter, Vol.31, 2019: 265002 (SCI)
37. X.C. Wang*, C.C Wang, X.T. Shen, F.H. Sun, Tribological behaviors of the diamond films sliding against the T800/X850 CFRP laminates, Wear, Vol.418-419, 2019: 191-200 (SCI)
38. X.T. Shen, X.C Wang, F.H. Sun*, Fabrication and evaluation of monolayer diamond grinding tools by hot filament chemical vapor deposition method, Journal of Materials Processing Technology, Vol.265, 2019: 1-11 (SCI)
39. X.C. Wang*, C.C. Wang, C.Y. Wang, F.H. Sun, Approach for polishing diamond coated complicated cutting tool: Abrasive flow machining (AFM), Chinese Journal of Mechanical Engineering, Vol. 31, 2018: 97 (SCI)
40. X.C. Wang*, C.C. Wang, W.K. He, F.H. Sun, Co evolutions for WC-Co substrates with different Co contents during pretreatment and HFCVD diamond film growth processes, Transactions of Nonferrous Metals Society of China, Vol. 28, 2018: 469-486 (SCI)
41. X.C. Wang*, X.T. Shen, C. Zeng, F.H. Sun, Combined influences of tool shape and as-deposited diamond film on cutting performance of drills for CFRP machining, Surface and Coatings Technology, Vol. 347, 2018: 390-397 (SCI)
42. X.C. Wang*, C.C. Wang, F.H. Sun, B. Shen, Development and growth time optimization of the boron-doped micro-crystalline, undoped micro-crystalline and undoped fine-grained composite diamond film, Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture, Vol.232, 2018: 1244-1258 (SCI)
43. X.C. Wang*, C.C. Wang, X.T. Shen, F.H. Sun, High-speed drawing of al alloy wire by diamond-coated drawing die under environmentally friendly water-based emulsion lubrication, Journal of Manufacturing Science and Engineering, Vol. 140, 2018: 124502 (SCI)
44. X.C. Wang, C.C. Wang, F.H. Sun*, C.Y. Ding, Simulation and experimental researches on HFCVD diamond film growth on small inner-hole surface of wire-drawing die with no filament through the hole. Surface and Coatings Technology, Vol. 339, 2018: 1-13 (SCI)
45. X.C. Wang*, C.C. Wang, X.T. Shen, F.H. Sun, Tribological properties of diamond films for high-speed drawing Al alloy wires using water-based emulsions, Tribology International, Vol. 123, 2018: 92-104 (SCI)
46. C.C. Wang, X.C. Wang, F.H. Sun*, Fabrication and application of nano/microcrystalline composite diamond coated drawing dies using alternative carbon sources, Transactions of Nonferrous Metals Society of China, Vol.28, 2018: 1602-1610 (SCI)
47. C.C. Wang, X.C. Wang, F.H. Sun*. Tribological behavior and cutting performance of monolayer, bilayer and multilayer diamond coated milling tools in machining of zirconia ceramics. Surface and Coatings Technology, Vol.353, 2018: 49-57 (SCI)
48. T.Q. Zhao, X.C. Wang, F.H. Sun*, The effects of boron doping on residual stress on HFCVD diamond film for MEMS applications, Surface Review and Letters, Vol.25, 2018: 1850039 (SCI)
49. X.C. Wang*, X.T. Shen, J.F. Gao, F.H. Sun, Consecutive deposition of amorphous SiO2 interlayer and diamond film on graphite by chemical vapor deposition, Carbon, Vol. 117, 2017: 126-136 (SCI)
50. X.C. Wang*, X.T. Shen, G.D. Yang, F.H. Sun, Evaluation of boron-doped-microcrystalline/nanocrystalline diamond composite coatings in drilling of CFRP. Surface and Coatings Technology, Vol. 330, 2017: 149-162 (SCI)
51. X.C. Wang*, X.T. Shen, F.H. Sun, B. Shen, Influence of boron doping level on basic properties and erosion behavior of boron-doped micro-crystalline diamond (BDMCD) film, Diamond and Related Materials, Vol.73, 2017: 218-231 (SCI)
52. X.C. Wang*, C.C. Wang, X.T. Shen, F.H. Sun, Potential material for fabricating optical mirrors: polished diamond coated silicon carbide, Applied Optics, Vol.56, 2017: 4113-4122 (SCI)
53. X.T. Shen, X.C. Wang, F.H. Sun*, C.Y. Ding, Sandblasting pretreatment for deposition of diamond films on WC-Co hard metal substrates, Diamond and Related Materials, Vol.73, 2017: 7-14 (SCI)
54. 王新昶*,王成川,孙方宏,沈彬,HFCVD金刚石薄膜涂层小孔径拉丝模的制备及应用研究,超硬材料工程,第29卷,2017: 35-42
55. 赵天奇,王新昶,孙方宏*,低残余应力HFCVD硼掺杂金刚石薄膜的制备与图形化研究,金刚石与磨料磨具工程,第37卷第1期,2017: 29-33
56. 丁超越,孙方宏*,王新昶,基于不穿丝技术的小孔径拉丝模HFCVD金刚石涂层的温度场仿真及实验研究,真空科学与技术学报,第37卷第6期,2017: 633-639
57. X.C. Wang*, X.T. Shen, F.H. Sun, B. Shen, Mechanical properties and erosion performances of MCD films synthesized using different carbon sources by BE-HFCVD, International Journal of Refractory Metals and Hard Materials, Vol.54, 2016: 370-377 (SCI)
58. X.C. Wang*, X.T. Shen, F.H. Sun, B. Shen, Simulation optimization of filament parameters for uniform depositions of diamond films on surfaces of ultra-large circular holes, Applied Surface Science, Vol.388, 2016: 593-603 (SCI)
59. X.C. Wang*, X.T. Shen, T.Q. Zhao, F.H. Sun, B. Shen, Tribological properties of MCD films synthesized using different carbon sources when sliding against stainless steel, Tribology Letters, Vol.61, 2016: 1-16 (SCI)
60. X.C. Wang*, X.T. Shen, T.Q. Zhao, F.H. Sun, B. Shen, Tribological properties of SiC-based MCD films synthesized using different carbon sources when sliding against Si3N4, Applied Surface Science, Vol.369, 2016: 448-459 (SCI)
61. X.C. Wang*, X.T. Shen, T.Q. Zhao, F.H. Sun, B. Shen, Uniform deposition of chemical vapor deposition diamond films on slender tungsten wires, Materials Science Forum, Vol.848, 2016: 618-623
62. X.C. Wang*, X.T. Shen, T.Q. Zhao, F.H. Sun, B. Shen, Growth time optimization of fine grained diamond coated drills for machining CFRP, Materials Science Forum, Vol.836-837, 2016: 333-339
63. 王新昶*,申笑天,赵天奇,孙方宏,沈彬,复合金刚石薄膜涂层铝塑复合管拉拔模的制备及应用(上),超硬材料工程,第28卷第2期,2016: 20-23
64. 王新昶*,申笑天,赵天奇,孙方宏,沈彬,复合金刚石薄膜涂层铝塑复合管拉拔模的制备及应用(下),超硬材料工程,第28卷第3期,2016: 35-40
65. 王新昶*,王成川,孙方宏,沈彬,金刚石薄膜涂层扇形孔绞线紧压模的制备、抛光及应用研究,中国表面工程,第29卷,2016: 75-82(中文EI)
66. 申笑天,沈彬,王新昶,赵天奇,孙方宏*,铜基体表面CVD单晶金刚石微粉的制备,金刚石与磨料磨具工程,第36卷第6期,2016: 20-24
67. X.C. Wang, T.Q. Zhao, F.H. Sun*, B. Shen, Comparisons of HFCVD diamond nucleation and growth using different carbon sources, Diamond and Related Materials, Vol.54, 2015: 26-33 (SCI)
68. X.C. Wang, Z.C. Lin, B. Shen, F.H. Sun*, Effects of deposition parameters on HFCVD diamond films growth on inner hole surfaces of WC-Co substrates, Transactions of Nonferrous Metals Society of China, Vol.25, 2015: 791-802 (SCI)
69. X.C. Wang, L. Wang, B. Shen, F.H. Sun*, Friction and wear performance of boron doped, undoped microcrystalline and fine grained composite diamond films, Chinese Journal of Mechanical Engineering, Vol.28, 2015: 155-163 (SCI)
70. 王新昶*,申笑天,孙方宏,沈彬,HFCVD硼掺杂复合金刚石薄膜的机械性能研究,金刚石与磨料磨具工程,第35卷第6期,2015: 8-13, 18
71. 徐杰,王新昶*,超高强度钢内螺纹铣削用涂层刀具及工艺研究,武汉纺织大学学报,第28卷第6期,2015: 90-94
72. X.C. Wang, J.G. Zhang, B. Shen, T. Zhang, F.H. Sun*, Erosion mechanism of the boron-doped diamond films of different thicknesses, Wear, Vol.312, 2014:1-10 (SCI)
73. X.C. Wang, Y.X. Cui, J.G. Zhang, B. Shen, F.H. Sun*, Erosive wear performance of boron doped diamond films on different substrates, Proceedings of the Institution of Mechanical Engineers, Part J: Engineering Tribology, Vol.228, 2014: 352-361 (SCI)
74. X.C. Wang, J.G. Zhang, B. Shen, T. Zhang, F.H. Sun*, Fracture and solid particle erosion of micro-crystalline, nano-crystalline and boron-doped diamond films, International Journal of Refractory Metals and Hard Materials, Vol.45, 2014: 31-40 (SCI)
75. X.C. Wang, X.L. Lei, L. Cheng, F.H. Sun*, B. Shen, Simulation-based optimal design of HFCVD equipment adopted for mass production of diamond films on inner-hole surfaces, Surface Review and Letters, Vol.20, 2014: 1450066-1-14 (SCI)
76. J.G. Zhang, X.C. Wang, B. Shen, F.H. Sun*, Effect of deposition parameters on micro- and nano-crystalline diamond films growth on WC-Co substrates by HFCVD, Transactions of Nonferrous Metals Society of China, Vol.24, 2014: 1-8 (SCI)
77. 刘建锦,张韬,王新昶,沈彬,孙方宏*,基于HFCVD法密封环基体的温度场仿真及实验,金刚石与磨料磨具工程,第34卷第2期,2014: 1-5
78. 程雷,张建国,王新昶,张韬,沈彬,孙方宏*,热丝法批量制备金刚石涂层钻头参数仿真优化,上海交通大学学报,第48卷第11期,2014: 1600-1605
79. X.C. Wang, Z.C. Lin, T. Zhang, B. Shen, F.H. Sun*, Fabrication and application of boron-doped diamond coated rectangular-hole shaped drawing dies, International Journal of Refractory Metals and Hard Materials, Vol.41, 2013: 422-431 (SCI)
80. X.C. Wang, J.G. Zhang, F.H. Sun*, T. Zhang, B. Shen, Investigations on the fabrication and erosion behavior of the composite diamond coated nozzles, Wear, Vol.304, 2013: 126-137 (SCI)
81. X.C. Wang, T. Zhang, B. Shen, J.G. Zhang, F.H. Sun*, Simulation and experimental research on the substrate temperature distribution in HFCVD diamond film growth on the inner hole surface, Surface and Coatings Technology, Vol.219, 2013: 109-118 (SCI)
82. X.C. Wang, J.G. Zhang, T. Zhang, B. Shen, F.H. Sun*, Simulation optimization of the heat transfer conditions in HFCVD diamond film growth inside holes, Surface Review and Letters, Vol.20, 2013: 1350031-1-13 (SCI)
83. J.G. Zhang, X.C. Wang, B. Shen, F.H. Sun*, Effect of boron and silicon doping on improving the cutting performance of CVD diamond coated cutting tools in machining CFRP, International Journal of Refractory Metals and Hard Materials, Vol.41, 2013: 285-292 (SCI)
84. J.G. Zhang, T. Zhang, X.C. Wang, B. Shen, F. H. Sun*, Simulation and experimental studies on substrate temperature and gas density field in HFCVD diamond films growth on WC-Co drill tools, Surface Review and Letters, Vol.20, 2013: 1350020-1-10 (SCI)
85. T. Zhang, X.C. Wang, B. Shen, F.H. Sun*, Z.M. Zhang, The effect of deposition parameters on the morphology of micron diamond powders synthesized by HFCVD method, Journal of Crystal Growth, Vol.372, 2013: 49-56 (SCI)
86. X.C. Wang*, S.L. Chen, B. Shen, F.H. Sun, Frictional and wear behavior of micro-crystalline and nano-crystalline diamond films, Advanced Materials Research, Vol.797, 2013: 719-724
87. L. Cheng, J.G. Zhang, X.C. Wang, T. Zhang, B. Shen, F.H. Sun*, Simulation of temperature distribution in HFCVD diamond films growth on WC-Co drill tools in large quantities, Key Engineering Materials, Vol.589-590, 2013: 399-404
88. X.C. Wang*, B. Shen, F.H. Sun, Z.M. Zhang, H.S. Shen, S.S. Guo, Deposition and application of CVD diamond films on the interior-hole surface of silicon carbide compacting dies, Key Engineering Materials,Vol.499, 2012: 45-50
89. X.C. Wang*, B. Shen, F.H. Sun, Deposition and characterization of boron-doped HFCVD diamond films on Ti, SiC, Si and Ta substrates, Applied Mechanics and Materials, Vol.217-219, 2012: 1062-1067
90. X.C. Wang*, B. Shen, F.H. Sun, CVD diamond films as wear-resistant coatings for relief valve components in the coal liquefaction equipment, Solid State Phenomena, Vol.175, 2011: 219-225
91. X.C. Wang*, F.H. Sun, B. Shen, Z.M. Zhang, S.S. Guo, Deposition and application of nanocrystalline diamond films on silicon carbide substrates, Nano-Micro Letters, Proceedings of Shanghai International Nanotechnology Cooperation Symposium, Special Issue, 2011: 29-32
92. 王新昶,孙方宏*,孙乐申,丁庆华,彭东辉,高压差高固含量减压阀的仿真优化设计,上海交通大学学报,第45卷第11期,2011: 1597-1601 (3)
93. 王新昶,孙方宏*,沈彬,彭东辉,张志明,CVD金刚石涂层煤液化减压阀关键部件的制备,金刚石与磨料磨具工程,第31卷第186期,2011: 20-24
94. T.Q. Zhao, W.S. Wang, X.C. Wang, F.H. Sun*, B. Shen, Comparison of residual stress in boron-doped MCD and NCD films deposited on Si substrates for MEMS manufacture, The 16th International Manufacturing Conference in China (IMCC), 2015: 1094-1100(会议论文)
95. X.C. Wang*, X.T. Shen, T.Q. Zhao, F.H. Sun, B. Shen, Cutting performance of abrasive flow machined NCD coated milling tools in peripheral finish-milling aluminum alloy, The 16th International Manufacturing Conference in China (IMCC), 2015: 73-79(会议论文)
96. 王新昶*,申笑天,孙方宏,沈彬,SiC基HFCVD金刚石薄膜的制备及镜面抛光,第十八届中国磨料技术学术会议,2015: 13-18(会议论文)