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Advances in polishing of internal structures on parts made by laser-based powder bed fusion

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 1, doi: 10.1007/s11465-022-0724-0

Abstract: Considering the manufacturing of inner structures, laser-based powder bed fusion (L-PBF) is an attractiveVarious polishing technologies for L-PBF components with inner structures are presented, whereas their

Keywords： laser-based powder bed fusion     polishing     internal structures     surface quality     surface features     post    

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Review on mechanism and process of surface polishing using lasers

Arun KRISHNAN, Fengzhou FANG

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 3,   Pages 299-319 doi: 10.1007/s11465-019-0535-0

Abstract: Laser polishing is a technology of smoothening the surface of various materials with highly intense laserHigh precision polishing of surfaces can be done using laser process.Currently, laser polishing has extended its applications from photonics to molds as well as bio-medicalMajority of the researchers performed laser polishing on materials such as steel, titanium, and its alloysThis article gives a detailed overview of the laser polishing mechanism by explaining various process

Keywords： laser polishing     surface roughness     process parameters     mechanism    

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A Laser Scanner–Stage Synchronized System Supporting the Large-Area Precision Polishing of Additive-Manufactured Article

Mengjia Cui, Libin Lu, Zhen Zhang, Yingchun Guan

Engineering 2021, Volume 7, Issue 12,   Pages 1732-1740 doi: 10.1016/j.eng.2020.06.028

Abstract: proposes a scanner–stage synchronized approach emphasizing a novel control structure for the laserpolishing of Inconel 718 components manufactured by selective laser melting in order to address increasingThe experimental results show that stitching errors can be avoided thanks to continuous motion during laserarea is significantly enhanced due to a more homogeneous distribution of the laser energy during theThe proposed synchronized system paves the way for high-speed, high-precision, and large-area laser material

Keywords： Laser polishing     Stitching errors     Synchronized control system     Additive manufacturing    

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Preparation of composite abrasives by electrostatic self assembly methodand its polishing propertiesin Cu chemical mechanical polishing

Huang Yishen,Xu Xuefeng,Yao Chunyan,Hu Jiande and Peng Wei

Strategic Study of CAE 2012, Volume 14, Issue 10,   Pages 82-89

Abstract: The composite abrasives slurries are prepared for copper polishing.The polishing results indicate that it is SiO2 abrasives, not only coated SiO2 abrasive on polymer particlesbut also free SiO2 abrasive in slurry, that offer the polishing action.The material removal rates of copper polishing are 264 nm/min, 348 nm/min and 476 nm/min using single

Keywords： chemical mechanical polishing     polishing slurry     composite abrasives     polyelectrolyte     copper    

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Numerical analysis of hydrodynamic process of circular-translational-moving polishing (CTMP)

ZHAI Wenjie, LIU Changxiong, LIANG Yingchun

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 4,   Pages 441-448 doi: 10.1007/s11465-008-0074-6

Abstract: By keeping a pad moving relative to a wafer along a circular path without rotation, we developed a polishingtechnique called circular-translational-moving polishing (CTMP), which permits multidirectional polishingof the work piece and thus bears the advantage of isotropic polishing and a potential increase of materialThe reason for negative pressure in CTMP and its effect on polishing is discussed.pitch angles under different working conditions are obtained in terms of the applied load, moments, and polishing

Keywords： numerical analysis     practical CTMP     circular-translational-moving polishing     CTMP     different    

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Experimental study on high-efficiency polishing for potassium dihydrogen phosphate (KDP) crystal by using

Ziyuan LIU, Hang GAO, Dongming GUO

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 2,   Pages 294-302 doi: 10.1007/s11465-019-0576-4

Abstract: , and the effect of relative humidity (RH) on polishing performance is studied.Results show that the polishing performance is improved with increasing RH.However, precisely controlling the RH is extremely difficult during TAWF polishing.and the polishing pad.Excessive polishing pressure and revolution rate remarkably reduce the life of the polishing pad and

Keywords： dihydrogen phosphate (KDP) crystal     controllable deliquescence     two-phase air–water fluid     high-efficiency polishing    

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Development of Laser Cutting and Joining Processing

Chen Li, Gong Shuili, He Enguang

Strategic Study of CAE 2020, Volume 22, Issue 3,   Pages 78-84 doi: 10.15302/J-SSCAE-2020.03.012

Abstract:

Laser cutting and joining technology is indispensable as an advancedbe surely promoted by the integration of laser technology and digital manufacturing technology.joining and cutting technology, namely, laser welding, laser cutting, laser drilling, and laser markingThe problems faced by the development of the laser joining and cutting technology are discussed.unit, laser materials processing, and intelligent integration.

Keywords： laser material processing     laser welding     laser cutting     laser drilling     laser marking    

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Study on micro-texture and skid resistance of aggregate during polishing

Zhenyu QIAN, Lingjian MENG

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 3,   Pages 346-352 doi: 10.1007/s11709-017-0409-7

Abstract: The polishing effect on aggregate is simulated by Wehner/Schulze (W/S) device, during the polishing procedureBased on the results of independent T-test and the polishing resistance analysis, it shows that the surface

Keywords： skid resistance of pavement     micro-texture     aggregates     polishing test    

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Temperature field simulation of laser homogenizing equipment

Juanjuan WANG, Yunshan WANG, Fudong ZHU

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 1,   Pages 49-52 doi: 10.1007/s11465-009-0005-1

Abstract: The laser homogenizing equipment was devised using the ring scanning principle.A laser scanning ring facula is obtained when the laser beam goes through the equipment’s optical systemhardness layer and better process quality can be attained using the ring facula optimized for metal laser

Keywords： laser homogenizing technology     laser scanning ring facula     temperature field    

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Strategic Research on China’s Laser Technology and Its Application by 2035

Research Group of Strategic Research on China’s Laser Technology and Its Application by 2035

Strategic Study of CAE 2020, Volume 22, Issue 3,   Pages 1-6 doi: 10.15302/J-SSCAE-2020.03.001

Abstract:

To promote the development of laser technology and its application, theAcademy of Engineering launched a major consulting project “Strategic Research on China’s LaserIt briefly analyzes laser technology and its instrumental, leading, and disruptive role in scientificinnovation ecology of laser industry.cultivation of the laser and optical disciplines.

Keywords： laser technology，laser manufacturing，laser communication，laser diagnosis and treatment    

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Processing parameter optimization of fiber laser beam welding using an ensemble of metamodels and MOABC

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 4, doi: 10.1007/s11465-022-0703-5

Abstract: In fiber laser beam welding (LBW), the selection of optimal processing parameters is challenging andEM constructs the correlation between processing parameters (laser power, welding speed, and distance

Keywords： laser beam welding     parameter optimization     metamodel     multi-objective    

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Development of lunar regolith composite and structure via laser-assisted sintering

Frontiers of Mechanical Engineering doi: 10.1007/s11465-021-0662-2

Abstract: In this paper, a laser-assisted additive manufacturing process is developed to fabricate lunar regolithcombination of composite material compositions and process parameters are mixing ratio of 50/50 in volume, laserThereafter, the mechanical properties of laser-sintered lunar regolith composites are implemented toThe effectiveness and the feasibility of this laser-assisted process are potentially developed for future

Keywords： in situ manufacturing     laser-assisted powder fusion process     mechanical properties     topological    

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Development of Laser Surface Modification Technology

Zhang Qunli, Wang Liang, Mei Xuesong, Yao Jianhua

Strategic Study of CAE 2020, Volume 22, Issue 3,   Pages 71-77 doi: 10.15302/J-SSCAE-2020.03.010

Abstract:

The laser surface modification technology uses high-energy-density laserAfter decades of development, laser surface modification technology has been widely applied to aerospaceTaking three typical laser surface modification technologies—laser shock processing, laser quenchingsurface modification, on-site laser remanufacturing, laser shock processing with controlled shape andperformance, intelligent laser surface modification, and laser surface micro-structure preparation.

Keywords： laser surface modification     laser shock processing     laser quenching     laser cladding     development trend    

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zone-layered trimming method for ceramic core of aero-engine blade based on an advanced reconfigurable laser

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 2, doi: 10.1007/s11465-022-0675-5

Abstract: This paper proposes an ultrafast laser processing system for trimming complex ceramic structural partsOpto-electromechanical cooperative control software is developed to control the laser processing systemThe results show that the laser system and the method proposed in this paper are suitable for trimming

Keywords： ceramic parts trimming     computer-aided laser manufacturing     3D vision     reconfigurable laser processing    

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Hybrid forming mechanism of patternless casting and laser cladding

Zhongde SHAN, Fuzhen SUN, Yang LIU

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 4,   Pages 393-401 doi: 10.1007/s11465-019-0550-1

Abstract: The method combines digital patternless casting and high-power laser cladding.Results prove that the laser cladding layer exceeds HRC60 (Rockwell hardness) and thus meets the production

Keywords： patternless casting     laser cladding     hybrid forming     rapid tooling    

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Title Author Date Type Operation

Advances in polishing of internal structures on parts made by laser-based powder bed fusion

Journal Article

Review on mechanism and process of surface polishing using lasers

Arun KRISHNAN, Fengzhou FANG

Journal Article

A Laser Scanner–Stage Synchronized System Supporting the Large-Area Precision Polishing of Additive-Manufactured

Mengjia Cui, Libin Lu, Zhen Zhang, Yingchun Guan

Journal Article

Preparation of composite abrasives by electrostatic self assembly methodand its polishing propertiesin Cu chemical mechanical polishing

Huang Yishen,Xu Xuefeng,Yao Chunyan,Hu Jiande and Peng Wei

Journal Article

Numerical analysis of hydrodynamic process of circular-translational-moving polishing (CTMP)

ZHAI Wenjie, LIU Changxiong, LIANG Yingchun

Journal Article

Experimental study on high-efficiency polishing for potassium dihydrogen phosphate (KDP) crystal by using

Ziyuan LIU, Hang GAO, Dongming GUO

Journal Article

Development of Laser Cutting and Joining Processing

Chen Li, Gong Shuili, He Enguang

Journal Article

Study on micro-texture and skid resistance of aggregate during polishing

Zhenyu QIAN, Lingjian MENG

Journal Article

Temperature field simulation of laser homogenizing equipment

Juanjuan WANG, Yunshan WANG, Fudong ZHU

Journal Article

Strategic Research on China’s Laser Technology and Its Application by 2035

Research Group of Strategic Research on China’s Laser Technology and Its Application by 2035

Journal Article

Processing parameter optimization of fiber laser beam welding using an ensemble of metamodels and MOABC

Journal Article

Development of lunar regolith composite and structure via laser-assisted sintering

Journal Article

Development of Laser Surface Modification Technology

Zhang Qunli, Wang Liang, Mei Xuesong, Yao Jianhua

Journal Article

zone-layered trimming method for ceramic core of aero-engine blade based on an advanced reconfigurable laser

Journal Article

Hybrid forming mechanism of patternless casting and laser cladding

Zhongde SHAN, Fuzhen SUN, Yang LIU

Journal Article