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after laser ablation with different energy densities(E) were researched.The formation process and corrosion behavior of laser-generated oxide layer were clarified.As E increases,the oxygen content...Reoxidation process and corrosion behavior of TA15 alloy by laser ablationBo-Wen Liu,Gao-Yang Mi,Chun-Ming WangSchool of Materials Science and Engineering,Huazhong University of Science......
a laser flash method[12]. The ablation property evaluation was carried out on samples with dimension of 170 mm×120 mm×12 mm by an engine torch test. The maximal heat flux on the specimen surface was 12...J. Cent. South Univ. Technol. (2007)01-0013-06 DOI: 10.1007/s11771-007-0003-6 Ablation properties of C/C......
Laser Ablation ICP-MS Titanite U-Th-Pb Dating of the Tonglushan Cu-Fe-Au Skarn Deposit, Southeastern Hubei Province () 摘要: Titanite (CaTi_2SiO_5) is an important accessory mineral not only in magnatic and metamorphic rocks,but also commonly in hydrothermal mineral deposits.It incorporates appreciable amounts (usually 10 ×10~(-6) s to 100 × 10~(-6) s) of U and Th into its structure and has......
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at room temperature by pulsed XeCl excimer laser (λ=308 nm) ablation of high-purity pyrolytic graphite targets at different nitrogen pressure. The deposition system had a high-vacuum stainless steel..., FOTAKIS C. A new reactive pulsed laser ablation technique for the deposition of hard carbon and carbon-nitride thin films [J]. Materials Letters, 1999, 39: 97-102. [3] TSUYOSHI Y, TAKASHI N......
HIGH-CURRENT PULSED ELECTRON BEAM: RAPID SURFACE ALLOYING AND WEAR RESISTANCE IMPROVEMENT C.Dong1,A.M.Zhang2,S.Z.Hao1,A.M.Wu1,T.Xu2,Z.R.Zhou3,H.W.Liu3,J.Xu3 (1.State Key Lab. for Materials Modification by Laser, Ion and Electron Beams, Dalian University of Technology, Dalian 116024, China;2.State Key Laboratory of Solid Lubrication, Lanzhou Institute of Chemical Physics, The Chinese Academy......
Phase structure of sputtered Ta coating and its ablation behavior by laser pulse heating(LPH)Yunsong Niu1,Lingling Xing2,Feng Yang3,Huawei Li2,Minghui Chen4,Shenglong Zhu1,Fuhui Wang41. Corrosion... surface→oxygen-enriched TaOx layer→amorphous Ta→α and β dual phase→ single α phase.After LPH course,micro structure of Ta coating shows intact,only a few cracks emerge after 100 laser pulses......
℃), leading to ablation and decomposition of some SiC. With increase of laser power and decrease of scan velocity, ablation and decompo- sition of SiC increase greatly. So SiC can be hardly found in the XRD... Structure and erosion resistance of Ni60A/SiC coatting by laser cladding LOU Bai-yang(楼白杨), CHEN Zhen(陈 阵), BAI Wan-jin(白万金), DONG Gang(董 刚) MOE Key Laboratory of ......
Trans. Nonferrous Met. Soc. China 26(2016) 994-1002 Microstructure and mechanical properties of pulsed laser welded Al/steel dissimilar joint Jin YANG, Yu-long LI, Hua ZHANG Key Laboratory for Robot.... Key words: pulsed laser welding; steel; aluminum; microstructure; mechanical property 1 Introduction In order to reduce fuel consumption and decrease air pollution, lightweight metals and alloys have......
words: TiO2 thin film; pulsed laser deposition; photocatalytic activity; orientation ... deposited by using the pulsed laser deposition technique. The chamber was evacuated by using a turbo-molecular pump to a base pressure of 5×10-4 Pa and then filled with oxygen (99.99% purity) at a working......
