Professor, Department of Materials Science&Engineering

 

Zhejiang University, Yuquan Campus
No.38, Zheda Road
Hangzhou, China 310027


 

Professional Activities

Member of Functional Materials Branch, The Chinese Society For Metals
Member of Applied Magnetics Branch, Chinese Electronics Society
Member of Foundry Branch, Chinese Mechanical Engineering Society
Chairman, Failure Analysis Association of Zhejiang Province, China
Vice-chairman, Magnetic Materials Association of Zhejiang Province, China
Vice-chairman, Foundry Association of Zhejiang Province, China
Editor, Journal of Zhejiang University (English version)

 

Education

Ph.D. – Southeast University, Department of Mechanical Engineering, 1991
M.S – Harbin Institute of Technology, Department of Metallic Material & Engineering, 1987
B.S – Southeast University, Department of Mechanical Engineering, 1984

Working Experience

1998-present, Professor, Dept. of Materials Science & Engineering, Zhejiang University
1994-1998, Associate Professor, Dept. of Materials Science & Engineering, Zhejiang University
1998-1999, Research Fellow, Dept. of Materials Engineering, Brunel University
1997-1998, Visiting Research Fellow, Dept. of Materials, University of Oxford
1991-1993, Research Fellow, Dept. of Materials Science & Engineering, Zhejiang University
 

Awards and Honors

Science & Technology Award of Zhejiang Province, China, 2009 ( the First Class)
Science & Technology Award of Ministry of Education, China, 2007 (the Second Class)
Science & Technology Award of Zhejiang Province, China, 2006 ( the First Class)

 

Research Interests

Magnetic Materials; Metallic Materials; Surface Treatment

Current Projects
 

1. Restructuring of Boundary Microstructures of Nd-Fe-B, Natural Science Foundation of China.
2. Research and development of novel magnetic rubber material with high damping quality, Science & technology program of Zhejiang province
3. A Novel Method to Prepare Functionally Graded Materials, 863 Program of China

Recent Publications
 

1. Evidence of the defect-induced ferromagnetism in Na and Co codoped ZnO, Appl. Phys. Lett., 98 (2011) 012502
2. Glass forming ability, magnetic and mechanical properties of (Fe72Mo4B24)100?xDyx (x = 4–7) bulk metallic glasses, Mater. Sci. & Eng. A, 528 (2010) 161-164
3. Effect of grain size on corrosion of nanocrystalline copper in NaOH solution, Corro. Sci.,52,10 (2010) 3509-3513
4. Effect of post-sintering annealing on microstructure and coercivity of Al85Cu15-added Nd-Fe-B sintered magnets, J. Magn. Magn. Mater., 322, 22 (2010) 3710-3713
5. Mechanical and magnetic properties of (Fe72Mo4B24)100?xTbx (x = 4, 5, 6, 7 at.%) bulk glassy alloys, J. Alloy. Comp., 505, 1 (2010) 315-318
6. Structural and magnetic properties of Fe73.5Cu1Nb3?xTixSi13.5B9 (x≤3) alloys, J. Alloy. Comp., 505, 1 (2010) 264-267
7. Anisotropic magnetostriction in a <110> oriented crystal Tb0.36Dy0.64(Fe0.85Co0.15)2 after coaxial field annealing, J. Appl. Phys., 108, 4 (2010): 043908
8. Stress-strain behaviors of <110>-oriented Tb0.3Dy0.7Fe1.95 after magnetic annealing, J. Mater. Res., 25, 7 (2010) 1371-1374
9. Improvement of corrosion resistance and magnetic properties of Nd–Fe–B sintered magnets by Al85Cu15 intergranular addition, J. Alloy. Comp., 502，2(2010) 346-350
10. Enhanced light response of titania nanotube arrays sensitized with pyrite FeS2, J. Amer. Ceram. Soc., 93, 7 (2010) 2068-2073
11. Anomalous phase transformation in magnetostrictive Fe81Ga19 alloy, J. Magn. Magn. Mater., 322, 19 (2010) 2882-2887
12. Corrosion resistance of Nd-Fe-B sintered magnets with intergranular addition of Cu60Zn40 powders, Physica B, 405, 16 (2010) 3303-3307
13. Magnetic force microscopy study of heat-treated Fe81Ga19 with different cooling rates, Physica B, 405, 15 (2010) 3129–3134
14. Magnetic force microscopy study of magnetically annealed Tb0.36Dy0.64(Fe0.85Co0.15)2 polycrystals，J. Appl. Phys., 107, 9 (2010): 09A934, 11th Joint MMM-Intermag Conference, JAN 18-22, 2010 Washington, DC
15. Effect of magnetic annealing on magnetostrictive performance of a <110> oriented crystal Tb0.3Dy0.7Fe1.95, J. Magn. Magn. Mater., 322, 14 (2010) 1889-1893
16. Electromagnetic wave absorption properties of flaky Fe–Ti–Si–Al nanocrystalline composites, J. Magn. Magn. Mater., 322, 8 (2010) 940-944
17. Fabrication of low-cost Nd-Fe-B sintered magnets reusing ultrafine powders, Mater. Sci. Tech., 26,2 (2010)193-196
18. Study on crystallization behavior and microstructure of melt-spun Nd2(Fe,Nb)14B/alpha-Fe alloys, J. Mater. Sci., 45, 20 (2010) 5637-5641
19. Stress influences on magnetization and magnetostriction in magnetically annealed Tb0.36Dy0.64(Fe0.85Co0.15)2 polycrystals, J. Appl. Phys., 105, 9 (2009): 093915-1-4
20. Enhanced Young's moduli and damping capacity in magnetically annealed Tb0.36Dy0.64(Fe0.85Co0.15)2 polycrystals，J. Phys. D: Appl. Phys., 42,12 (2009) 125004
21. Electroless Ni-Co-P coatings on sintered Nd-Fe-B magnets with improved corrosion resistance, Adv. Mater. Res., 75(2009) 53-56
22. Improved magnetostriction in cold-rolled and annealed Mn50Fe50 alloy, Script. Mater., 61,4 (2009) 427–430
23. Effects of magnetic field gradient on particle distributions of suspension comprised of both magnetic and nonmagnetic particles using two-dimensional Monte Carlo simulations，Adv. Mater. Res., 79－82 (2009) 1301-1304
24. Microstructures of Ni–ZrO2 functionally graded materials fabricated via slip casting under gradient magnetic fields, J. Alloy. Comp., 479, 1-2(2009) 750-754
25. Preparation of coatings with high adhesion strength and high corrosion resistance on sintered Nd-Fe-B magnets through electroless plating, Mater. Chem. Phy., 113,2-3, (2009) 764-767
26. Effect of heat treatment on structure, magnetization and magnetostriction of Fe81Ga19 melt-spun ribbons, Physica B, 404, 21 (2009) 4155-4158
27. Structure, magnetostrictive, and magnetic properties of heat-treated Mn42Fe58 alloys, J. Alloy. Comp., 485, 1-2(2009) 510-513
28. Antiferromagnetic Mn50Fe50 wire with large magnetostriction, J. Magn. Magn. Mater., 321 (2009) 3778–3781
29. Effect of SiO2 nanopowders on magnetic properties and corrosion resistance of sintered Nd-Fe-B magnets，J. Magn. Magn. Mater., 321, 5，(2009) 392-395
30. Design and fabrication of sintered Nd-Fe-B Magnets with a low temperature coefficient of intrinsic coercivity, Sci. Sintering, 41(2009)91-99
31. Two-dimensional Monte Carlo simulations of a suspension comprised of magnetic and nonmagnetic particles in gradient magnetic fields, J. Magn. Magn. Mater., 321, 19，(2009) 3250–3255
32. Two-dimensional Monte Carlo simulations of structures of a suspension comprised of magnetic and nonmagnetic particles in uniform magnetic fields, J. Magn. Magn. Mater., 321, 9，(2009) 1221-1226
33. Effects of Mn substitution on the structure and properties of chalcopyrite-type CuInSe2，J. Solid State Chem., 182, 9 (2009) 2579-2586
34. Distinct visible-light response of composite films with CdS electrodeposited on TiO2 nanorod and nanotube arrays, Electrochem. Comm., 11, 11 (2009) 2203-2206
35. Photocatalytic degradation of selected dyes by titania thin films with various nanostructures, Thin Solid Films, 517,15, (2009) 4341-4347
36. A dual-layer titania film with enhanced photocatalytic activity, J. Phy. Chem. C, 113, 24, (2009) 10681-10688
37. Surface quality, microstructure and magnetic properties of Nd2(Fe,Zr,Co)14B/ alpha-Fe alloys prepared by different melt-spinning equipments, Mater. Sci. & Eng. B, 164, 2, (2009)71-75
38. Reduction of sensetivity to sintering temperature for NdFeB magnets through Zr and Nb additions, J. Mater. Sci. Tech., 25, 5 (2009)629-632
39. Effects of Yb3+ on the corrosion resistance and deposition rate of electroless Ni–P deposits，Appl. Surf. Sci.，255, 5，(2008) 2176-2179
40. Effects of Cu nanopowders addition on magnetic properties and corrosion resistance of sintered Nd-Fe-B magnets, Physica B, 403，23-24，(2008) 4182-4185
41. The evolution of microstructure and magnetic properties of Fe-Si-Al powders prepared through melt-spinning, Script. Mater., 58,4 (2008) 243-246
42. Microstructure and magnetic properties of nanocrystalline Co-doped Sendust alloys prepared by melt spinning, J. Alloy. Comp., 459, 1-2(2008) 447-451
43. Structure and magnetic properties of magnetostrictive compounds Tb0.36Dy0.64(Fe0.85Co0.15)(2-x)Bx (0 <= x <= 0.15), J. Magn. Magn. Mater., 320, 19，(2008) 2368-2372
44. Improved microhardness and wear resistance of the as-deposited electroless Ni-P coating，Surf. Coat. Tech., 202, 24 (2008) 5909-5913
45. Co substitution effect on magnetic properties of magnetostrictive compounds Tb0.36Dy0.64(Fe(1-x)Cox)2 (0 <= x <= 0.30), Physica B, 403，19-20，(2008) 3677-3681
46. Production for high thermal stability NdFeB magnets，J. Magn. Magn. Mater., 320, 8 (2008) 1427-1430
47. Enhanced photoelectrochemical response of a composite titania thin film with single-crystalline rutile nanorods embedded in anatase aggregates, J. Phy. Chem. C, 112,49 (2008) 19484-19492
48. Photocatalytic and photoelectrocatalytic degradation of aqueous Rhodamine B by low-temperature deposited anatase thin films, Mater. Chem. Phy., 112,2 (2008) 510–515
49. Effects of Nd and B contents on the thermal stability of nanocomposite (Nd,Zr) 2Fe14B/alpha-Fe magnets，Mater. Sci. Eng. B, 150, 1, (2008) 77-82
50. Differential magnetostrictive response in magnetically annealed Tb0.36Dy0.64(Fe0.85Co0.15)2 with <110> crystal orientation, Appl. Phys. Lett., 90 (2007) 102502
51. Faraday rotation spectra analysis of Bi-substituted mixed rare-earth iron garnet crystals in optical communication band, J. Appl. Phy., 101,5 (2007) 053910
52. A new approach for the preparation of functionally graded materials via slip casting in a gradient magnetic field, Script. Mater., 56,10 (2007) 907-909
53. Effects of NH4F on the deposition rate and buffering capability of electroless Ni-P plating solution, Surf. Coat. Tech., 201, 2 (2007) 217-221
54. On the cooling rate of strip cast ingots for sintered NdFeB magnets, Physica B, 393, 1-2, (2007) 1-5
55. Electrochemical corrosion behavior of nanocrystalline copper bulk, Mater. Sci. & Eng. A, 452 (2007)524-528
56. Crystallization kinetics, microstructure and magnetic properties of Nd2Fe14B/alpha-Fe magnets with Zr addition, J. Phys. D: Appl. Phys., 40,12 (2007) 3551-3556
57. Effects of grain refinement on the rheological behaviors of semisolid hypoeutectic Al-Si alloys，Mater. Chem. Phy., 104，2-3，(2007) 267-270
58. Effects of microstructure on the temperature dependence of relative initial permeability of NiCuZn ferrites, Physica B, 400，1-2，(2007) 119-123
59. Improved magnetic properties and fracture strength of NdFeB by dehydrogenation, J. Magn. Magn. Mater., 306, 2，(2006)176-180
60. Effects of Nb and Zr additions on crystallization behavior, microstructure and magnetic properties of melt-spun (Nd,Pr)2Fe14B/alpha-Fe alloys, J. Magn. Magn. Mater., 306, 2，(2006)195-198
61. Microwave sintering of high-permeability (Ni0.20Zn0.60Cu0.20)Fe1.98O4 ferrite at low sintering temperatures, J. Magn. Magn. Mater., 305, 1，(2006)171-176
62. Preparation and investigation of low firing temperature NiCuZn ferrites with high relative initial permeability, J. Magn. Magn. Mater., 303, 1，(2006)249-255
63. Effect of calcination on the magnetic permeability of (Ni0.21Zn0.58Cu0.23)Fe1.95O4 ferrite prepared using the sol-gel self-propagated technique, Mater. Chem. Phy., 98，2-3，(2006) 459-462
64. Change of microstructure and magnetic properties of sintered Nd-Fe-B induced by annealing, J. Magn. Magn. Mater., 301, 1(2006)1-5
65. Effect of ambient gas pressure on the microstructure and magnetic properties of melt-spun Nd10Fe83Zr1B6 nanocomposite, Mater. Sci. & Eng. B, 128, 1-3, (2006)216-219
66. A selective NH3 gas sensor based on Fe2O3-ZnO nanocomposites at room temperature, Sensor Actuat B-Chem, 114,2 (2006) 910-915
67. Gas sensing behavior of polyvinylpyrrolidone-modified ZnO nanoparticles for trimethylamine, Sensor Actuat B-Chem, 113,1 (2006) 324-328
68. Significant changes in the microstructure, phase transformation and magnetic properties of (Nd,Pr)2Fe14B/alpha-Fe magnets induced by Nb and Zr additions, Mater. Sci. & Eng. B,123, 1, (2005)80-83
69. Preparation of high-permeability NiZn ferrites at low sintering temperatures, Physica B, 368,1-4, (2005) 251-260
70. Preparation of high-permeability NiCuZn ferrite, J. Zhejiang Univ. SCI., 6B, 6 (2005) 580-583
71. Preparation and characterization of CuInS2 thin films for solar cells by chemical bath deposition, Chem. Res. In Chinese Universities, 21,2 (2005) 236-239
72. Preparation and characterization of water-soluble CdS nanocrystals by surface modification of ethylene diamine，Mater. Lett. 59,8-9 (2005) 1024–1027

Recent Conference
 

11th Joint MMM/Intermag Conf., Washington, DC, USA, Jan. 18-22, 2010

1. 2009 MRS Fall Meeting, Boston, USA, Nov. 30 – Dec. 4, 2009
2. Intermag Conf., Madrid, Spanish, 2008
3. Research Trends in Novel Magnets for Electromagnetic Applications Workshop, Santorini, Greece, Sep.3-5, 2008
4. 4th Asia Forum on Magnetics at Douliou, July 29-Aug. 2, 2007, Taiwan
5. 6th Inter. Conf. on Materials Processing for Properties and Performance, Sept. 13-16, 2007, Beijing

Patent List

A preparation method of an alloy with large magnetostriction, No. ZL 200910096354.X.

1. FeNbBDy metallic glass alloys and their preparation method, No. ZL 200910096354.X.
2. Alloys with high mechanical strength and large magnetostriction as well as their preparation method, 2010, No. ZL200910096358.8.
3. FeTbBSi amorphous alloys system with good magnetic properties and their preparation method, 2010, No. ZL200910096348.4.
4. Fe-based amorphous alloys with large magnetostriction and their preparation method, 2010, No. ZL200910096355.4.
5. Fe-based metallic glasses with large magnetostriction and their preparation method, 2010, No. ZL200910096356.9.
6. Grain boundary restructured Nd-Fe-B magnets with good corrosion resistance and their preparation method, 2010, No. ZL200810060843.5.
7. Grain boundary restructured sintered Nd-Fe-B magnets with high tenacity and their preparation method, 2010, No. ZL200810060360.5.
8. Bulk metallic glasses combined with good mechanical properties and large magnetostriction as well as their preparation method, 2010, No. ZL200910096353.5.
9. A photo catalyzed material of ferromagnetic TiO2 doped with Co and its preparation method, 2010, No. ZL200710160241.2.
10. Fe-based amorphous magnetic materials and their preparation method, 2010, No. ZL200910096349.9.
11. A method of adding nanometer Si3N4 to grain boundaries to improve the working temperature and corrosion resistance of Nd-Fe-B magnets, 2010, No. ZL200510050000.3.
12. Magnetostrictive alloys with good comprehensive properties and their preparation method, 2010, No.ZL200910096357.3.
13. A method of preparing magnetic/nonmagnetic FGMs through tape casting in pulsed magnetic field, 2010, No. 200610053250.7.
14. A method of preparing Fe-Mn alloy ribbons with large magnetostriction, 2010, No. ZL200710069176.2.
15. A method of preparing magnetic/nonmagnetic graded materials through gelcasting in pulsed magnetic field, 2010, No. ZL200610053249.4.
16. Ni-P electroplating solution with an additive of Y, 2009, No.ZL200510050613.7.
17. Nd-Fe-B permanent magnetic material electroless plating solution with an additive of Nd and its usage, 2009, No. ZL200710157178.7.
18. A ZnO-based diluted magnetic semiconductor with addition of nano powders and its preparation, 2009, No. ZL200710160240.8.
19. A preparation method of sintered Nd-Fe-B with high corrosion resistance, 2009, No. ZL200610053144.9.
20. A method of preparing magnet with high coercivity and corrosion resistance modified by the nano Cu particles, 2009, No. ZL200710068486.2.
21. The usage of Compound brightener on alkaline electroless Ni plating, 2009, No.ZL200610050250.1.
22. A method of preparing permanent magnet with high coercivity by nano Ti particles modification in rare-earth-rich phase, 2009, No. ZL200710069227.1.
23. A method of improving the binding force of electroless plating layer on the surface of Nd-Fe-B permanent magnet, 2008, No. ZL200610050677.1.
24. The usage of Compound brightener on acid electroless Ni plating, 2008, No. ZL200510050612.2.
25. A cleaning agent for removing oil and contamination on Nd-Fe-B magnetic material surface and its usage, 2008, No. ZL200610050248.4.
26. A method of preparing sintered Nd-Fe-B magnet, 2007, No. ZL200510049962.7.
27. A method of preparing Mn-Zn ferrite with high saturation magnetic flux and low magnetic loss, 2007, No. ZL200510060285.9.
28. A method of preparing two-phase rare earth permanent magnetic material with good magnetic properties by heat treatment in hydrogen atmosphere, 2006, No.ZL200310108666.0.
29. A method of preparing ferrite with high saturation magnetic flux density, low temperature coefficient and low magnetic loss, 2006, No.ZL200410053950.7.
30. A method of preparing ferrite with high magnetic permeability, low temperature modulus and low magnetic loss, 2006, No. ZL200410053951.1.
31. A head material used in electromagnetic valve and its preparation method, 2006, No. ZL200410025651.2.
32. A method of preparing functionally graded materials through gelcasting in static magnetic field, 2005, No. ZL03116449.8.
33. A method of preparing functionally graded material by pressing filtration forming in static magnetic field, 2005, No. ZL03116138.3.
34. A method of preparing functionally graded material by tape casting, 2005, No. ZL03129141.4.