Search Results - "Cheng, F.T."

Characterization and corrosion studies of fluoride conversion coating on degradable Mg implants by Chiu, K.Y., Wong, M.H., Cheng, F.T., Man, H.C.

“…Fluoride conversion coating was synthesized on magnesium (Mg) by immersion treatment in hydrofluoric acid (HF) at room temperature, with the aim of improving…”
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Characterization and corrosion behavior of hydroxyapatite coatings on Ti6Al4V fabricated by electrophoretic deposition by Kwok, C.T., Wong, P.K., Cheng, F.T., Man, H.C.

“…In order to increase the bone bioactivity of the metallic implants, hydroxyapatite (HA) is often coated on their surface so that a real bond with the…”
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Stearic acid coating on magnesium for enhancing corrosion resistance in Hanks' solution by Ng, W.F., Wong, M.H., Cheng, F.T.

“…Magnesium is potentially a desirable metallic material for degradable orthopedic implants if its corrosion rate can be reduced so that the implants can…”
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Laser diffusion nitriding of Ti–6Al–4V for improving hardness and wear resistance by Man, H.C., Bai, M., Cheng, F.T.

“…► Solid-state laser diffusion nitriding successfully achieved on Ti–6Al–4V. ► Surface roughness remained almost unchanged in diffusion nitriding. ► Compared…”
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Microstructure and corrosion behavior of laser surface-melted high-speed steels by Kwok, C.T., Cheng, F.T., Man, H.C.

“…Three high-speed steels (HSSs) M2, ASP23, ASP30 were surface-melted by a CW 2.5-kW Nd:YAG laser. The microstructure of the laser surface-melted HSSs was…”
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Microstructural characterization of oxide film formed on NiTi by anodization in acetic acid by Cheng, F.T., Shi, P., Pang, G.K.H., Wong, M.H., Man, H.C.

“…NiTi was galvanostatically anodized in acetic acid aiming at forming an anodic film for improving corrosion resistance. While the corrosion behavior of…”
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Corrosion characteristics of nanostructured layer on 316L stainless steel fabricated by cavitation-annealing by Kwok, C.T., Cheng, F.T., Man, H.C., Ding, W.H.

“…A nanocrystalline surface layer on 316L stainless steel was fabricated by cavitation followed by low-temperature annealing. The corrosion characteristics of…”
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Synergistic effect of cavitation erosion and corrosion of various engineering alloys in 3.5% NaCl solution by Kwok, C.T, Cheng, F.T, Man, H.C

“…The cavitation erosion and corrosion characteristics of various engineering alloys including grey cast iron, steels, copper-based alloys and stainless steels…”
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Characteristics, apatite-forming ability and corrosion resistance of NiTi surface modified by AC anodization by Wong, M.H., Cheng, F.T., Man, H.C.

“…NiTi samples were anodized in the non-sparking regime using AC voltage in a solution containing calcium and phosphate ions (solution Ca-P). The as-anodized…”
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Characterization of oxide film formed on NiTi by laser oxidation by Wong, M.H., Cheng, F.T., Pang, G.K.H., Man, H.C.

“…NiTi was surface treated by laser oxidation for improving corrosion resistance. While the corrosion behavior of laser oxidized NiTi is reported elsewhere, the…”
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Characterization and corrosion studies of titania-coated NiTi prepared by sol-gel technique and steam crystallization by CHIU, K. Y, WONG, M. H, CHENG, F. T, MAN, H. C

“…Nickel titanium (NiTi) was dip-coated with titania via the sol-gel route using titanium butoxide (Ti(OC4H9)4) as precursor. The as-coated titania film was…”
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Microstructure and formation mechanism of in situ synthesized TiC/Ti surface mmc on Ti-6Al-4V by laser cladding by MAN, H. C, ZHANG, S, CHENG, F. T, YUE, T. M

“…Ti-based alloys possess high specific strength, excellent corrosion resistance and good high-temperature strength up to 400 deg C. These attractive…”
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Cavitation erosion behavior of laser gas nitrided Ti and Ti6Al4V alloy by Man, H.C., Cui, Z.D., Yue, T.M., Cheng, F.T.

“…A CW 2 kW neodymium-doped yttrium–aluminum–garnet (Nd-YAG) laser was used to carry out the gas nitriding process on commercial pure titanium and Ti6Al4V alloy…”
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A preliminary study of TiO2 deposition on NiTi by a hydrothermal method by CHENG, F. T, SHI, P, MAN, H. C

“…A simple low-temperature method was employed in depositing an oxide coating on NiTi for enhancing corrosion resistance. Mechanically polished NiTi samples were…”
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Anatase coating on NiTi via a low-temperature sol–gel route for improving corrosion resistance by Cheng, F.T., Shi, P., Man, H.C.

“…NiTi was dip-coated with TiO 2 using Ti(OC 5H 9) 4 as precursor. Subsequent hydrothermal treatment of the sample at 200 °C resulted in a film composed of…”
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Effect of processing conditions on the corrosion performance of laser surface-melted AISI 440C martensitic stainless steel by Kwok, C.T., Lo, K.H., Cheng, F.T., Man, H.C.

“…Laser surface melting of AISI 440C martensitic stainless steel was achieved using a 2.5-kW continuous wave Nd:YAG laser. The pitting corrosion behavior of…”
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Improvement of cavitation erosion resistance of AISI 316 stainless steel by laser surface alloying using fine WC powder by Lo, K.H, Cheng, F.T, Kwok, C.T, Man, H.C

“…Fine WC powder of approximately 1 μm size was employed as a convenient source of tungsten and carbon in the laser surface alloying of AISI 316 stainless steel…”
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Evolution of surface roughness of some metallic materials in cavitation erosion by Chiu, K.Y., Cheng, F.T., Man, H.C.

“…The evolution of surface roughness of three common metallic materials (316L stainless steel, CP titanium, and brass) in ultrasonic vibratory cavitation tests…”
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Laser surface modification of UNS S31603 stainless steel. Part I: microstructures and corrosion characteristics by Kwok, C.T., Cheng, F.T., Man, H.C.

“…Laser surface alloying using various elements (Co, Ni, Mn, C, Cr, Mo, Si) and alloys/compounds (AlSiFe, Si 3N 4 and NiCrSiB) on austenitic stainless steel UNS…”
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Laser surface modification of UNS S31603 stainless steel. Part II: cavitation erosion characteristics by Kwok, C.T, Cheng, F.T, Man, H.C

“…Austenitic stainless steel UNS S31603 was laser surface alloyed with various elements (Co, Ni, Mn, C, Cr, Mo, Si) and alloys/compounds (AlSiFe, Si 3N 4 and…”
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