Recruitment Information:

• For students who are interested in working with me, please send me an email at: fstkhl@um.edu.mo for enquiries. You may refer to my Research Interests and Grants tab to see whether we are on the same path(s) for research
• Information on University-of-Macau Scholarships and Assistantships is available here: https://grs.um.edu.mo/index.php/prospective-students/doctoral-degrees-programmes/
• Financial support may also be possible from my own research projects. Please send me an email to check their availability

Facilities:

• A range of dynamic and pseudo-static mechanical testing facilities from room temperature up to 1000 degrees Celsius are available in my lab (Lab of Mechanical Testing and Characterisation)
• Students also have access to scanning electron microscopy, potentiostats, magnetic-force microscopy, X-ray diffractometry, etc (with kind support from Prof. Chi Tat KWOK)
• Transmission electron microscopy and X-ray photospectroscopy are also available with the assistance from colleagues in the IAPME

Current Ph.D Students:

Ph.D Graduates**: 

**: The Institute of Applied Physics and Materials Engineering (The IAPME)

Current M.Sc Students:

M.Sc Graduates:

(1) 2024: The first recipient of “The Best M.Sc Student Award” of the M.Sc programme in EME, and also included in the first “FST M.Sc Graduate Dean’s Honours List for 2023/2024”

(2) Accredited as “High-level Talent of Fujian Province in 2024 (福建省高層次人才)”

B.Sc Students:

• 2004-Present:   About 78* (As Co-supervisor of 7 of them)

 *Final-Year Projects selected for inclusion in the FST Dean’s Final-Year Project Lists (2013/2014, 2018/2019)

• 2012/13:          1 Honours College Project
• Supervised 7 students in the Summer Research Experience Programmes for UG Students (2012/13/15/19/20/21/23)

Full List of Publications

(*: Corresponding author; Student names are underlined)

Book 

1. Stainless Steels: An Introduction and Their Recent Developments **. Bentham Science Publishers. 2012 (ISBN: 978-1-60805-305-6) 

      Authorship: Lo KH, Lai JKL, Shek CH (2012)
      Editorship: Lai JKL, Shek CH, Lo KH

**

• Mentioned in the Section of CORROSION NEWS of the Wiley journal MATERIALS AND CORROSION (2013; 64(1): 84-85) (https://onlinelibrary.wiley.com/doi/10.1002/maco.201390002)
• Suggested by the book reviewer to be usable for a postgraduate course on stainless steels (“… a well-structured, substantial overview on the main properties of stainless steels. … This book serves those interested in the research as well as production aspects. It supports a post-graduate course on stainless steels …“ — Quote from the book reviewer)
• Indexed in Wed of Science          
• Google Scholar citations: 138 (As of Feb-2025)

Encyclopedia and Book Chapters

1.  Lo KH*, Kwok CT, Chan WK, Kuan HC, Lai KK, Wang KY (2015). Duplex Stainless Steels: Structure, Composition, and Use as Temperature Sensors. Encyclopedia of Iron, Steel and Their Alloys. P. 1150-1160, Taylor & Francis
2. Chan WK, Kwok CT, Lo KH* (2012). Laser surface melting of stainless steels for mitigating intergranular corrosion. In: C.T.Kwok, ed. 2012. Laser Surface Modification of Alloys for Erosion and Corrosion Resistance. Cambridge: Woodhead Publishing. Ch.3. ISBN 13: 9780857090157 ISBN 10: 0857090151
3. Lo KH, Shek CH, Lai JKL (2006). Temperature sensors for hostile environments. Encyclopedia of Sensors. In: C.A.Grimes, E.C.Dickey and M.C.Pishko, eds. 2006. Vol.10, p.153-202, American Scientific Publishers, USA

Referred Invited Reviews

1. Lo KH*, Shek CH, Lai JKL. Recent developments in stainless steels. Materials Science and Engineering R Reports. 2009; 65(4-6): 39-104 [SCI-E]  (Once a highly-cited paper in Web of Science and the most-downloaded paper of MSER. Citations in Web of Science: 1747; Citations in Google Scholar: 2661. As of Feb-2025)
2. Kwok CT, Man HC, Cheng FT, Lo KH. Developments in laser-based surface engineering processes: With particular reference to protection against cavitation erosion. Surface and Coatings Technology. 2016; 291: 189-204 [SCI-E]

Refereed Journal Papers

1. Liu K, Wang IL, Tam LM, Lo KH, Li R, Chan CW, Cristino VAM, Kwok CT. In-situ surface modification and bulk alloying of anti-bacterial Cu-bearing stainless steel using selective laser melting. Materials & Design. Under review in Feb-2025 [SCI-E]
2. Peng S, Liu D, Ying Z, An K, Liu C, Ip WF, Lo KH*, Pan H. Bridge-layer-enabled, silicon-based photoanode with high photocurrent density for efficient and stable water splitting. Carbon Energy. In revision in Feb-2025 [SCI-E]
3. Huang S, Kong J, Kwok CT, Lo KH,  Chen Z, Shen G, Guo X, Long Y, Wang F. Effects of N2/C2H2 flow ratio on TiCN/TiN decorative composite films deposited by MF magnetron sputtering. Vacuum. Under review in Oct-2024 [SCI-E]
4. Kong J, Huang SQ, Chen DX, Shen GZ, Chen ZJ, Qian J, Liang YN, Guo XG, Kiang ZX, Lo KH, Kwok CT. Effect of target current  on microstructure, color and properties of titanium nitride/titanium carbonitride films via mid-frequency magnetron sputtering. Materials Chemistry and Physics. 2025; 333: 130375 [SCI-E]
5. Bai H, Liu J, Liu D, Peng S, Liu H, Lo KH, Pan H, Kou L.  Role of magnetic exchange in catalytic spin effects: insights from nitrite reduction on Co3O4. Journal of the American Chemical Society. Under review in Oct-2024 [SCI-E]
6. Peng S, Liu D, Bai H, Liu C, Feng J, An K, Qiao L, Lo KH*, Pan H. Progress on Si-based photoelectrodes for industrial production of green hydrogen by solar-driven water splitting. EcoEnergy. Accepted in Oct-2024 
   
7. Chen X, Liu K, Liu Q, Cristino VAM, Lo KH, Xie Z, Wang Z, Song D, Kong J, Kwok CT. Friction stir welding of as-cast and pre-aged Al-Si-Zn-Mg-Fe alloy: microstructure, mechanical and corrosion properties. Journal of Materials Research and Technology. 2024; 31: 3160-3188 [SCI-E]
8. Liu K, Chen X, Tam LM, Lo KH, Wang H, Kwok CT. Combined influence of traverse and rotation speeds in friction stir processing of AlSi10Mg alloy produced by laser-powder bed fusion. Materials Chemistry and Physics. 2024; 323: 129585. [SCI-E]
9. Peng S, Liu D, Ying Z, An K, Liu C, Feng J, Bai H, Lo KH*, Pan H*. Industrial-Si-based photoanode for highly efficient and stable water splitting. Journal of Colloid and Interface Science. 2024; 671: 434-440. [SCI-E]
10. Liu Q, Chen X, Liu K, Cristino VAM, Lo KH, Xie Z, Kwok CT. Friction stir processing of M2 and D2 tool steels for improving hardness, wear and corrosion resistances. Surface and Coatings Technology. 2024; 481: 130609. [SCI-E]
11. Liu D, Peng S, Qiao L, Bai H, An K, Liu C, Chen M, Lo KH, Ng KW, Peng S, Wang S, Ip WF, Pan H. Rational design of cocatalyst for highly improved ammonia production from photoelectrochemical nitrate reduction. Applied Catalysis B: Environment and Energy. 2024; 351: 123980 [SCI-E]
12. Liu Q, Chen X, Liu K, Cristino VAM, Lo KH, Xie Z, Guo D, Tam LM, Kwok CT. Influence of processing parameters on microstructure and surface hardness of hypereutectic Al-Si-Fe-Mg alloy via friction stir processing. Coatings. 2024; 14(2): 222 [SCI-E]
13. Peng S, Liu D, An K, Chen M, Feng J, Lo KH*, Pan H. n-Si/SiO_x/CoO_x/Mo photoanode for efficient photoelectrochemical water oxidation. Small. 2024; 20(3): 2304376 [SCI-E] (Inside back cover)
14. Hoi KC, Lei WH, Liu Y, Shek CH, Ferreira JTG, Cortez NFT, Kwok CT, Sun YF, Cristino VAM, Lo KH*. Cavitation erosion of the CoCrFeNi high entropy alloy having elemental segregation. Wear. 2023; 530–531: 204990 [SCI-E]
15. Liu D, Qiao L, Peng S, Bai H, Liu C, Ip WF, Lo KH, Liu H, Ng KW, Wang S, Yang X, Wang X, Pan H. Recent advances in electrocatalysts for efficient nitrate reduction to ammonia. Advanced Functional Materials. 2023; 33(43): 2303480 [SCI-E] (A highly-cited article as of Sep/Oct-2024)
16. Liu D, Zhao J, Kong Y, Ai H, Bai H, Leong CC, Lo KH, Wang S, Ip WF, Lin S, Pan H. Comprehensive mechanism for CO electroreduction on dual-atom-catalyst-anchored N-doped graphene. ChemSusChem. 2023; 24(11): e202200937 [SCI-E]
17. Pan L, Kwok CT, Lo KH. Microstructural characteristics and hardness enhancement of super duplex stainless steel by friction stir processing. Materials. 2022; 15(18): 6267 [SCI-E]
18. Li F, Ai H, Shen S, Geng J, Lo KH, Pan H. Two-dimensional Dirac nodal line carbon nitride to anchor single-atom catalyst for oxygen reduction reaction. ChemSusChem. 2022; 15(6): e202102537 [SCI-E]
19. Chen M, Liu D, Chen Y, Liu D, Du X, Feng J, Zhou P, Zi B, Liu Q, Lo KH, Chen S, Wang S, Ip WF, Pan H. Insightful view on the active sites of Ni/NixP for hydrogen evolution reaction. Applied Materials Today. 2022; 26: 101343 [SCI-E]
20. Wang YW, Cristino VCM, Tam LM, Lo KH, Kwok CT. Laser surface alloying of copper with Cr/Ti/CNT for enhancing surface properties. Journal of Materials Research and Technology. 2022; 17: 560-573 [SCI-E]
21. Ai H, Li F, Bai H, Liu D, Lo KH*, Yang SA, Kawazoe Y, Pan H*. Ferroelectricity coexisted with p-orbital ferromagnetism and metallicity in two-dimensional metal oxynitrides. Npj Computational Materials. 2022; 8: Article Number: 60 [SCI-E]
22. An K, Chen M, He B, Ai H, Wang W, Zhang Z, Pan Z, Chen S, Ip WF, Lo KH, Chai J, Wang S, Yang M, Wang S, Pan H. Wafer-scale 2H MoS₂ monolayer for high SERS performance: charge-transfer coupled with molecule resonance. Advanced Materials Technologies. 2022; 7(8): 2200217 [SCI-E]
23. Du X, Chen M, Shen S, Zhou P, Lo KH*, Pan H*. Toward enhanced oxygen evolution on NaBH₄ treated Ba₅Sr_0.5Co_0.8Fe_0.2O₃-δ nanofilm : Insight into the facilitated surface reconstruction. Materials Today Energy. 2022; 27: 101046 [SCI-E]
24. Zhu P, Zhang L, Li Z, Lo KH, Wang J, Sun Y, Guan S. Microstructure and mechanical properties of friction stir welded 1.5 GPa martensitic high strength steel plates. Acta Metallurgica Sinica (English Letters). 2022; 35: 1079-1089 [SCI-E]
25. Li Y, Ai H, Lo KH, Kong Y, Pan H, Li Z. Insight into adsorption mechanism of water on tricalcium silicate from first-principles calculations. Concrete and Cement Research. 2022; 152: 106684 [SCI-E]
26. Chen M, Liu D, Zi B, Chen Y, Liu D, Du X, Li F, Zhou P, Ke Y, Li J, Lo KH, Kwok CT, Ip WF, Chen S, Wang S, Liu Q, Pan H. Remarkable synergistic effect in cobalt-iron nitride/alloy nanosheets for robust electrochemical water splitting. Journal of Energy Chemistry. 2022; 65: 405-414 [SCI-E]
27. Du X, Guo J, Chen M, Cheong WC, Chen Y, Liu D, Chen S, Wang X, Lo KH*, Hu JS, Pan H*. Surface reconstruction on silver nanoparticles decorated trimetallic hydroxide nanosheets to generate highly active oxygen-deficient (oxy)hydroxide layer for high-efficient water oxidation. Chemical Engineering Journal. 2021; 425: 131662 [SCI-E]
28. Liu D, Zhou P, Bai H, Ai H, Du X, Chen M, Liu D, Ip WF, Lo KH, Kwok CT, Chen S, Wang S, Xing G, Wang X, Pan H. Development of perovskite oxide-based electrocatalysts for oxygen evolution reaction. Small. 2021; 17(43): 2101605 [SCI-E] (Cover page article)
29. Li F, Ai H, Liu D, Lo KH, Pan H. Enhanced oxygen evolution reaction on 2D CoOOH via strain engineering: an insightful view from spin state transition. Journal of Materials Chemistry A. 2021; 9: 17749-17759 [SCI-E] (Back cover page article)
30. Bai H, Ai H, Liu B, Liu D, Lo KH, Ng KW, Shi X, KawaZoe Y, Pan H. CNSi/MXene/CNSi: Unique structure with specific electronic properties for nanodevices. Small. 2021; 17(43): 2101482 [SCI-E]
31. Chu KH, Lam CC, Sun YF, Cristino VAM, Kwok CT, Pan H, Lo KH*. Chloride stress corrosion cracking of a non-standard, ‘Borderline’ Chromium-Manganese stainless steel – Problems of counterfeits and substandard materials. Engineering Failure Analysis. 2021; 127: 105562 [SCI-E]
32. Li X, Lo KH*, Kwok CT, Pan H. Postfire properties of a sigma phase containing duplex stainless steel: problems for construction use. Journal of Materials in Civil Engineering. 2021; 33(8): 04021193 [SCI-E]
33. Li B, Geng J, Ai H, Kong Y, Bai H, Lo KH, Ng KW, Kawazoe Y, Pan H. Design of 2D materials – MSi₂C_xN_4-x (M = Cr, Mo, and W; x=1 and 2) – with tunable electronic and magnetic properties. Nanoscale. 2021; 13(17): 8038-8048 [SCI-E] (Cover article)
34. Li F, Ai H, Shi C, Lo KH, Pan H. Single transition metal atom catalysts on Ti₂CN₂ for efficient CO₂ reduction reaction. International Journal of Hydrogen Energy. 2021; 46(24): 12886-12896 [SCI-E]
35. Liu D, Ai H, Chen M, Zhou P, Li B, Liu D, Du X, Lo KH, Ng KW, Wang S, Chen S, Xing G, Hu J, Pan H. Multi-phase heterostructure of CoNiP/Co_xP for enhanced hydrogen evolution under alkaline and seawater conditions by promoting H₂O dissociation. Small. 2021; 17(17): 2007557 [SCI-E]
36. Geng J, An K, Chan IN, Ai H, Lo KH, Ng KW, Kawazoe Y, Pan H. Ab initio design of a new family of 2D materials: transition metal carbon nitrogen compounds (MCNs). Journal of Materials Chemistry C. 2021; 9(14): 4697-5024 [SCI-E] (Cover page and hot article)
37. Ai H, Liu D, Geng J, Wang S, Lo KH*, Pan H*. Theoretical evidence of the spin-valley coupling and valley polarization in two-dimensional MoSi2X4 (X = N, P, and As). Physical Chemistry Chemical Physics. 2021; 4: 3144-3151 [SCI-E]
38. Liu D, Chen M, Du X, Ai H, Lo KH, Wang S, Chen S, Xing G, Wang X, Pan H. Development of electrocatalysts for efficient nitrogen reduction reaction under ambient condition  Advanced Functional Materials. 2021; 31(11): 2008983 [SCI-E] (A highly-cited article as of Sep/Oct-2024)
39. Kong Y, Liu D, Ai H, Lo KH, Wang S, Pan H. Theoretical screening of single atoms supported on two-dimensional Nb₂CN₂ for nitrogen fixation. ACS Applied Nano Materials. 2020; 3(11): 11274-11281 [SCI-E]
40. Chen M, Ji B, Dai Z, Du X, He B, Chen G, Liu D, Chen S, Lo KH, Wang S, Zhou B. Pan H. Vertically-aligned 1T/2H-MS₂ (M = Mo, W) nanosheets for surface-enhanced Raman scattering with long-term stability and large-scale uniformity. Applied Surface Science. 2020; 527: 146769 [SCI-E]
41. Liu D, Ai H, Li J, Fang M, Chen M, Liu D, Du X, Zhou P, Li F, Lo KH, Tang Y, Chen S, Wang L, Xing G, Pan H. Surface reconstruction and phase transition on vanadium-cobalt-iron trimetal nitrides to form active oxyhydroxide for enhanced electrocatalytic water oxidation. Advanced Energy Materials. Advanced Energy Materials. 2020; 10: 2002464 [SCI-E] (A highly-cited article as of Sep/Oct-2024)
42. Du X, Ai H, Chen M, Liu D, Chen S, Wang X, Lo KH*, Pan H*. PLD-fabricated perovskite oxide nanofilm as efficient electrocatalyst with highly enhanced water oxidation performance. Applied Catalysis B: Environmental. 2020; 272: 119046 [SCI-E]
43. Chen M, Liu D, Du X, Lo KH, Wang S, Zhou B, Pan H. 2D materials: Excellent substrates for surface-enhanced Raman scattering (SERS) in chemical sensing and biosensing. TrAC Trends in Analytical Chemistry. 2020; 130: 115983 [SCI-E]
44. Geng J, Chan IN, Ai H, Lo KH, Kawasoe Y, Ng KW, Pan H. Magnetic and electronic properties of 2D TiX₃ (X = F, Cl, Br and I). Physical Chemistry Chemical Physics. 2020; 22: 17632 [SCI-E]
45. Liu D, Ai H, Lou WT, Li F, Lo KH, Wang S, Pan H. Substrate strain engineering: an efficient strategy to enhance the catalytic activity of SACs on waved graphene for e-NRR. Sustainable Energy & Fuels. 2020; 4: 3773–3779 [SCI-E]
46. Liu D, Tang R, Qu Y, Zhu Q, Zhong X, Fang M, Lo KH, Zhang F, Ye Y, Tang Y, Chen S, Xing G, Pan H. Highly improved electrocatalytic activity of NiS_x: Effects of Cr-doping and phase transition. Applied Catalysis B: Environmental. 2020; 267: 118721 [SCI-E]
47. Ai H, Kong Y, Liu D, Li F, Geng J, Wang S, Lo KH*, Pan H*. 1T‴ transition-metal dichalcogenides: strong bulk photovoltaic effect for enhanced solar-power harvesting. The Journal of Physical Chemistry C. 2020; 124(20): 11221−11228 [SCI-E]
48. Kong Y, Ai H, Wang W, Xie X, Lo KH, Wang S, Pan H. Waved 2D transition-metal disulfides for nanodevices and catalysis: a first-principle study. ACS Applied Nano Materials. 2020; 3(3): 2804-2812 [SCI-E]
49. Ai WJ, Lo KH*, X. Li, Kwok CT, Pan H. Cavitation erosion damage Mechanism of a duplex stainless steel having a ferrite-austenite-sigma-phase triplex microstructure. Journal of Materials Engineering and Performance. 2020; 29(5): 2806-2815. [SCI-E]
50. Chan WK, Kwok CT, Lo KH. Mechanical properties and hydrogen embrittlement of laser-surface melted AISI 430 ferritic stainless steel. Coatings. 2020; 10(2): 140 [SCI-E]
51. Lo KH*, Ai WJ, Kwok CT. Cavitation erosion behaviour of a spinodally decomposed wrought duplex stainless steel. Wear. 2019; 424-425: 111-121 [SCI-E]
52. Pan L, Kwok CT, Lo KH. Enhancement in hardness and corrosion resistance of AISI 420 martensitic stainless steel via friction stir process. Surface and Coatings Technology. 2019; 357: 339-3437 [SCI-E]
53. Shao MM, Chen WZ, Ding SJ, Lo KH, Yao LM, IP WF, Xu BM, Wang XS, Pan H. WXy/g‐C₃N₄ (X = C, N & S) composites for highly efficient photocatalytic water splitting. ChemsusChem. 2019; 12(4): 3355-3362 [SCI-E]
54. Pan L, Kwok CT, Lo KH. Effect of multiple-pass friction stir processing on hardness and corrosion resistance of martensitic stainless steel. Coatings. 2019; 9(10): 620 [SCI-E]
55. Chan WK, Kwok CT, Lo KH. Effect of laser surface melting and subsequent re-aging on microstructure and corrosion behavior of aged duplex stainless steel. Materials Chemistry and Physics. 2018; 207: 451-464 [SCI-E]
56. Li X, Lo KH*, Kwok CT, Sun YF, Lai KK. Assessment of the post-fire mechanical and corrosion properties of duplex stainless steel in comparison to concrete rebar steel. Construction and Building Materials. 2018; 174: 150-158  [SCI-E]
57. Lo KH*, Kwok CT, Wang KY, Ai WJ. Implications of solution-treatment on the cavitation-erosion and corrosion resistances and synergism of austenitic stainless steels. Wear. 2017; 392-393: 159-166 [SCI-E]
58. Ai WJ, Kuan HC, Dong JJ, Kwok CT, Lo KH*. Short-Term spinodal decomposition – its effects on corrosion behaviour of a duplex stainless steel and feasibility as a strengthening treatment. Materials and Corrosion. 2017; 68(4): 395-404 [SCI-E] (Cover story)
59. Li X, Li T, Lo KH*, Kwok CT, Chen F. Influences of Thermomechanical treatments on the cryogenic treatability of a slightly unstable austenitic stainless steel. Materials and Manufacturing Processes. 2017; 32(11): 1239-1247 [SCI-E]
60. Fang X, Yin W, Qin C, Wang W, Lo KH, Shek CH. The interface character distribution of cold-rolled and annealed duplex stainless steel. Materials Characterization. 2016; 118: 397-404 [SCI-E]
61. Wang KY, Lo KH*, Kwok CT, Wong MM, Iong IW, Ai W. The influences of martensitic transformations on cavitation-erosion damage initiation and pitting resistance of a lean austenitic stainless steel. Materials Research. 2016; 19(6): 1366-1371 [SCI-E]
62. Lo KH*, Kwok CT, Kuan HC, Chan WK, Ai WJ. Correlation between A.C. magnetic susceptibility and pitting behaviour of sigma-phase containing duplex stainless steel. Anti-Corrosion Methods and Materials. 2015; 62(6): 371-378 [SCI-E]
63. Lo KH*. New observations of electron domains in Fe-Cr-Ni-Mo duplex alloy.     Materials Letters. 2015; 142: 262-264 [SCI-E]
64. Lo KH*. Deformation-induced role switching between ferrite and austenite in the precipitation of carbides at high temperatures in duplex stainless steels. Steel Research International. 2014; 85(11): 1571-1575 [SCI-E] (Cover story)
65. Zeng D, Lo KH*, Cheang KH, Lai JKL. A study on tensile, fracture and corrosion behaviour of AISI 316 after short-term high-temperature exposure: implications for use as concrete reinforcing bars. Journal of Materials Engineering and Performance. 2013; 22(5): 1481-1489 [SCI-E]
66. 羅健豪*. 應用瑞利-李茲法求高階頻率時剪力邊界條件的效應. 力學與實踐. 2013; 35(2): 80-82
67. Chan WK, Kwok CT, Lo KH. Laser surface modification of lean-alloyed austenitic stainless steel for corrosion resistance. 腐蝕與防護. 2013; 33(S1): 55-61 [EI]
68. Lai JKL, Lo KH*, Wong KW. Failure of centrifugal chillers: coating and anode location problems. Journal of Failure Analysis and Prevention. 2012; 12(3): 281-285 [SCI-E] (Cover story)
69. Lo KH*, Kwok CT, Chan WK, Zeng D. Corrosion resistance of duplex stainless steel subjected to long-term annealing in the spinodal decomposition temperature range. Corrosion Science. 2012; 55(1): 267-271 [SCI-E]
70. Lo KH*. Magnetic domain characterisation of duplex stainless steel after different treatments. Materials Characterization. 2012; 72: 46-52 [SCI-E]
71. Lo KH*. A comparative study on Nd:YAG laser cutting of steel and stainless steel using continuous, square and sine waveforms. Journal of Materials Engineering and Performance. 2012; 21(6): 907-914 [SCI-E]
72. Lo KH*, Kwok CT, Chan WK. Characterisation of duplex stainless steel subjected to long-term annealing in the sigma phase formation temperature range by the DLEPR test. Corrosion Science. 2011; 53(11): 3697-3703 [SCI-E]
73. Kwok CT, Lo KH, Chan WK, Cheng FT, Man HC. Effect of laser surface melting on intergranular corrosion behaviour of aged austenitic and duplex stainless steels. Corrosion Science. 2011; 53(4): 1581-1591 [SCI-E]
74. Lo KH*. The use of a.c. magnetic susceptibility for nondestructive temperature measurement and discrimination between spinodal decomposition and sigma phase formation in duplex stainless steel. Journal of Nondestructive Evaluation. 2011; 30(1): 41-46 [SCI-E]
75. Lo KH*, Zeng D, Kwok CT. Effects of sensitisation-induced martensitic transformation on the tensile behaviour of 304 austenitic stainless steel. Materials Science and Engineering A. 2011; 528(3): 1003-1007 [SCI-E]
76. Lo KH*, Cheang KH, Sinan N. Some aspects of using stainless steel as concrete reinforcing bars and recent developments in high nitrogen, low nickel stainless steels. Recent Patents on Mechanical Engineering. 2011; 4(3): 234-242 [EI]
77. Lai JKL, Lo KH*, Wong KW. Failure of a sliding metal gate due to single-impact bending fracture and poor installation practice. Journal of Failure Analysis and Prevention. 2011; 11(1): 71-76 [SCI-E] (Cover story)
78. Lo KH*, Zhang ZW, Shek CH, Lai JKL. Thermal, magnetic and composition analyses of the reverse transformation of intermetallic sigma phase to ferrite.   Journal of Materials Science. 2010; 45(7): 1790-1795 [SCI-E]
79. Lo KH*, Zeng D. Recent patented gaseous carburising and nitriding techniques for stainless steels and a review for other surface enhancing techniques. Recent Patents on Mechanical Engineering. 2010; 3(1): 11-17 [EI]
80. Lo KH*, Lai JKL. On the cryogenic magnetic transition and martensitic transformation of 7MoPLUS duplex stainless steels. Journal of Magnetism and Magnetic Materials. 2010; 322(16): 2335-2339 [SCI-E]
81. Lo KH*, Lai JKL. Microstructural characterisation and change in a.c. magnetic susceptibility of duplex stainless steel ruring spinodal decomposition. Journal of Nuclear Materials. 2010; 401(1-3): 143-148 [SCI-E]
82. Lo KH*, Mummery P, Buttle DJ. Magnetic characterisation of residual stresses and their implications on the failure of railway rails. Engineering Failure Analysis. 2010; 17(6): 1273-1284 [SCI-E]
83. Lo KH*, Shek CH, Lai JKL. Metallurgical temperature sensors. Recent Patents on Mechanical Engineering. 2008; 1(3): 225-232 [EI]
84. Lo KH*, Lai JKL, Shek CH, Li DJ. Effects of pre-treatment on the A.C. magnetic susceptibility and ageing behaviour of duplex stainless steels. Materials Science and Engineering A. 2007; 452-453: 78-86 [SCI-E]
85. Lo KH*, Lai JKL, Shek CH, Li DJ. Magnetic and transformation behaviour of duplex stainless steels under non-isothermal conditions and temperature-fluctuation monitoring. Materials Science and Engineering A. 2007; 452-453: 149-160 [SCI-E]
86. Lai JKL, Lo KH*, Shek CH, Li DJ. Magnetic and ageing behaviour of 7MoPLUS and the viability of monitoring ferrite decomposition using A.C. magnetic susceptibility. Materials Science and Engineering A. 2005; 406(1-2): 110-118 [SCI-E]
87. 羅健豪*, 羅健文. 關於等參單元的高斯積分. 力學與實踐. 2004; 26(6): 73-74
88. 羅健豪*, 羅健文. 關於瑞利-李茲方法邊界條件之討論. 力學與實踐. 2004; 26(2): 72-74
89. 羅健豪*. 無損殘餘應力測量及其新技術. 力學與實踐. 2003; 25(4): 7-12
90. 羅健豪*, 羅健文. 陶瓷材料三點及四點斷裂強度關係之討論. 力學與實踐. 2003; 25(6): 29-30
91. Lo KH, Mummery P, Buttle D. The effects of service lifetime and duty on the residual stress in railway rails. Materials Science Forum. 2002; 404: 761-766 [SCI-E]

Conference papers

1. Kwok CT, Lo KH, Chan WK. Stress corrosion cracking of laser-welded stainless steels. In: The 1^st International Joint Symposium on Joining and Welding. Osaka, Japan. 6-8 November 2013
2. Chan WK, Chan MC, Kwok CT, Lo KH. Laser surface modification of lean-alloyed austenitic stainless steel for corrosion resistance. In: NACE East Asia and Pacific Rim Area Conference and Expo. Shanghai, China. 14-17 October 2012
3. Chan WK, Kwok, CT, Lo KH, Cheng Z. Desensitization of austenitic and duplex stainless steels by laser surface melting. In: The 3^rd Pacific International Conference on Application of Lasers and Optics (PICALO 2010). Wuhan, China. 23 – 25 March 2010
4. Chan WK, Kwok CT, and Lo KH. Effect of laser surface melting on corrosion behavior of aged duplex stainless steel. In: The 29^th International Congress on Applications of Lasers & Electro-Optics 2010 (ICALEO ’10). Anaheim, CA, USA 27-30 September 2010
5. Zeng D, Lo KH. On the convergence of an iterative method for discrete vibration systems. In: The 18^th National Conference on Structural Engineering. Guangzhou, China. November 17 – December 01 2009
6. Wong PK, Kwok CT, Lo, KH. Applications of laser remanufacturing for wear and corrosion resistance. In: The 6^th International Symposium on Environmentally Conscious Design and Inverse Manufacturing (EcoDesign 2009). Sapporo, Japan 7-9 December 2009
7. ChanWK, Kwok CT, Lo KH, Wong SF. The critical part of PEMFC – super duplex stainless steel bipolar plates. In: The 6^th International Symposium on Environmentally Conscious Design and Inverse Manufacturing (EcoDesign 2009). Sapporo, Japan. 7-9 December 2009
8. Wong SF, Kwok CT, Yang ZX, Lo, KH. Knowledge-oriented application in web-enabled training system. In: The 36^th International Conference on Computers and Industrial Engineering. Taipei. 21-24 June 2006
9. Wong SF, Kwok CT, Lo KH. Shrinking knowledge gap by virtual training approach. In: The 33^rd International Conference on Computers and Industrial Engineering. Jeju, South Korea. 20-28 June 2004
10. Lo KM, Xue DW, Lo KH. On the weighted residual method for rectangular flat plate. In: The 9^th Conference of Enhancement and Promotion of Computational Methods in Engineering and Science (EPMESC IX). Macau, China 23-28 July 2003
11. Lo KH. On the Ritz method for discrete vibration systems. In: The 12th National Conference on Structural Engineering. Chongqin, China. 14-18 October 2003
12. Lo KH. Measurement of residual stress and a new device—MAPS. In: Symposium on Technological Innovation in Macau. Macau, China. 15-19 June 2002
13. Lo KH, Zhu YM. Nd:YAG laser cutting of carbon steel using continuous and pulsed waveforms. In: Conference on Automation Sciences and Technology. Macau, China. 23-28 June 2001

Conference Poster

1. Chan WK, Kwok CT, Lo KH. Effect of laser surface melting on ferritic stainless steel for hydrogen embrittlement. Gordon Research Conference on Nano-Mechanical Interfaces. HKUST, Hong Kong. 04-09 August 2013

Patent

1. Hui Pan, Shuyang Peng, and Kin Ho Lo. Low Cost, High Efficiency and Stability Industrial Si-based Photoelectrochemical Materials for Water Splitting, 11/07/2023, China Patent Application No. “202311350080.9”

Research

Research Interests

Mechanical/Magnetic behaviour and testing of metals (Main)

Laser materials processing (Main)

Engineering failure analysis (Main)

Cavitation erosion and corrosion of metals (Main)

Water-splitting and catalysis (Side)

Research Grants

External Grants

2022-2023

Role: Co-Principal Investigator
Funding Source: Science and Technology Fund of Macau (FDCT)
Status: Completed

Title: Research and industrialization of nano thin film on stainless steel surface fabricated by new HiPIMS technology
Grant No.: 0063/2021/AGJ

2016-2019:

Role: Principal Investigator
Funding Source: Science and Technology Fund of Macau (FDCT)
Status: Completed
Title: A feasibility study on the use of friction-stir technique to improve stress corrosion cracking resistance of Fe-Cr-Ni alloys and a comparative study among friction-stir technique, laser processing and electrochemical method
Grant No.: 057/2015/A2

2015-2018:

Role: Co-Principal Investigator
Funding Source: Science and Technology Fund of Macau (FDCT)
Status: Completed
Title: Investigation of friction stir welding of titanium alloys and its composites for engineering applications
Grant No.: 095/2014/A2

2013-2015:
Role: Principal Investigator
Funding Source: Science and Technology Fund of Macau (FDCT)
Status: Completed
Title: Cavitation erosion of duplex stainless steel after high-temperature exposure and its mitigation using laser surface treatment
Grant No.: 069/2012/A3

2011-2013:
Role: Sole Principal Investigator
Funding Source: Science and Technology Fund of Macau (FDCT)
Status: Completed
Title: Notch-strengthening effects of stainless steels and their behavior after high-temperature exposure typical of a fire accident: assessment of using stainless steels as reinforcing bars of concrete structures
Grant No.: 031/2010/A2

2012-2015:
Role: Co-Principal Investigator
Funding Source: Science and Technology Fund of Macau (FDCT)
Status: Completed
Title: Laser surface treatment of various stainless steels for combating against hydrogen embrittlement
Grant No.: 070/2011/A3

2009-2011:
Role: Co-Principal Investigator
Funding Source: Science and Technology Fund of Macau (FDCT)
Status: Completed
Title: Influence of metallurgical variables on sensitization behavior of stainless steels and the feasibility of desensitization surface-treatment by diode laser
Grant No.: 019-2009-A1

Internal Grants

2023-2025:
Role: Principal Investigator
Funding Source: The University of Macau
Status: Ongoing
Title: Cavitation Erosion of CoCrFeNi(Hf) High Entropy Alloys in Seawater and Their Comparison with Stainless Steels
Grant No.: MYRG2022-00005-FST

2019-2021:
Role: Principal Investigator
Funding Source: The University of Macau
Status: Completed
Title: Phase-transformation treatments and laser surface processing of duplex stainless steels for combating cavitation erosion
Grant No.: MYRG2018-00030-FST

2011-2013:
Role: Sole Principal Investigator
Status: Completed
Funding Source: The University of Macau
Title: Effects of thermomechanical treatment on magnetic domains, magnetic properties and corrosion Resistance of duplex stainless steel
Grant No.: MYRG064(Y1-L1)-FST11-LKH

2015-2017:
One-Time Special Fund for Supporting Ph.D Students from UM
Status: The student supported through this fund graduated in Jun-2020

Staff Development Grants for Ph.D Studies

2005-2007:
Status: Part-time Ph.D studies completed with an award
Funding Source: The University of Macau
Grant Nos.:
2007: SD001(3)/05-06W/C19/LKH/FST)
2006: SD001(2)/05-06W/C19/LKH/FST)
2005: SD001(1)/05-06W/C19/LKH/FST)

External Grants for Science Promotion (Summer Camps for High School Students)

Note: The grant proposals for the summer camps involved collaborative efforts from other EME colleagues. I served as the PI for the grant proposals.

2018:
Title of Camp: Transportation Technology Summer Camp
Funding Source: Science and Technology Fund of Macau (FDCT)
Grant No.: 0012/2018/PS

2014:
Title of Camp: Green energy and fuel-cell vehicle design
Funding Source: Science and Technology Fund of Macau (FDCT)
Grant No.: 023/2014/P

Laboratory

Laboratory of Mechanical Characterisation and Testing

Teaching

Ph.D Course

APME802 Mechanical Properties and Behaviour of Materials (For the first two batches of students of the IAPME in 2014/15 and 2015/16)

M.Sc. Courses

EMEN7022 Failure Analysis in Mechanical Engineering

EMEN7001 Introduction to Research

B.Sc. Courses

EMEN2000 Strength of Materials

EMEN2004 Dynamics

EMEN3027 Mechanical Behaviour of Engineering Materials and Basic Failure Analysis

EMEN3015 Finite Element Techniques in Engineering

Prior to 2012/13: MECH305 Product Design I, MECH308 Product Design II, and EDUC312 Applied Mechanics I

Services at UM

Services to The University

2015:          General Admissions Exam of the University

2010-2013: Non-resident Fellow of East Asia College (EAC) **

** EAC was one of the 2 pilot Residential Colleges established in 2010 by UM. Services in these 2 pilot residential colleges were considered to be at U-level

Services to The Faculty

2024-Present: Founding Coordinator of the M.Sc programme on Fire Safety and Disaster Response (Co-offered by the UM and the Academy of Public Security Forces of Macau (澳門保安部隊高等學校))

2013-Present: Faculty-Level Graduate Studies Committee

2003-Present: FST Academic Council

Services to The Department of Electromechanical Engineering (DEME)

Served/Have been serving in various committees, such as:

Search Committees for Academic/Lab Staff, Departmental Executive Committee, Coordinator of HKIE Scheme A Training, Programme Management Committee, Admissions Committees for UG and PG Students, Programme Outcomes Evaluation Committee, Ad-Hoc Promotion Committee, Mentorship Programme of the Department, Departmental Advisory Committee, Mentorship Programme of the Department, Departmental Safety Committee

Services to The Institute of Applied Physics and Materials Engineering (IAPME) (Prior to 2018)

Assisted substantially in the establishment of the IAPME between 2012 and 2014:

• Developed a compulsory course for the first two batches of students admitted in 2014/15 and 2015/16 (APME802)
• Served in various committees during the early days of the IAPME, such as: Institute-level Academic Promotion Committees, Search Committees for Academic/Lab Staff, Committee for Acquisitions of Equipment, Admissions Committees, Committee of Lab Planning

Services to the Research Services and Technology Transfer Office (the RSKTO)

2015-2017, 2021: Patent Review Committee/Panel

Services to UM Students

2015-Present: Affiliate of Stanley Ho East Asia College

2010-2015: Non-resident Fellow of Stanley Ho East Asia College

2018:          Assisted in and accompanied 20 FST undergraduate students to Hong Kong for technical visit to the Ocean Park. The 2-day trip was partially sponsored by the SAO and organised by “The Macau Institution of Engineers Student Members Division of University of Macau Students’ Union (AEMEUM)

2014, 2015:    Tea-with-Professors

Services to Scholarly Societies

• Personnel Review for the National Research Foundation (NRF) of South Africa
• Reviewer of grant applications/personnel evaluations for the Czech Science Foundation
• Invited Member/Acting Secretary. Materials Divisions. HKIE

Professional and Community Services

Services to Scholarly Journals

Editorial

2008-Present: Membership in the editorial advisory committee of Recent Patents on Mechanical Engineering [Benthem Science Publishers] [EI]

Manuscript Reviewer for Journals

• Have been serving as reviewers for many journals, such as: Metallurgical and Materials Transactions A, Wear, Journal of Manufacturing and Materials Processing, Journal of Alloys and Compounds, Corrosion Science, Journal of Magnetism and Magnetic Materials, Journal of Materials Engineering and Performance, Materials Science and Engineering A, Materials Characterization, Materials & Design, Surface and Coatings Technology, Materials Letters, Materials Research, Materials Chemistry and Physics, Steel Research International
• Received Outstanding Reviewer Status by the following journals:  Wear, Journal of Alloys and Compounds, Materials Science and Engineering A, Materials Characterization, Materials Chemistry and Physics, Materials and Design

Social Services

Services to the Macau Government

2023-Present: Member of the Consultative Committee on Architecture, Engineering and Urban Planning (建築、工程及城市規劃專業委員會)

2021: Recruitment Committee (DESDT, 經濟及科技發展局)

Services to the Local Community

Have been serving as judges of local science competitions (and as an organiser at times), such as: The Intel International Science and Engineering Fair (Intel ISEF) for local high school students, Delta Cup General Knowledge Competition