Resource Type

Journal Article 258

Conference Videos 6

Year

2023 20

2022 13

2021 26

2020 24

2019 21

2018 20

2017 16

2016 9

2015 8

2014 7

2013 2

2012 4

2011 5

2010 5

2009 15

2008 13

2007 13

2006 10

2005 6

2003 4

open ︾

Keywords

processing 12

Additive manufacturing 5

laser 5

Selective laser melting 4

laser cladding 4

shock wave 4

microstructure 3

File system 2

Natural language processing 2

application 2

combustion 2

error analysis 2

mechanism 2

micro-hardness 2

residual stress 2

selective laser melting 2

signal processing 2

silicon 2

viscosity 2

open ︾

Search scope:

排序： Display mode:

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    

HTML PDF Collect

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

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 systemA zonal and layering processing method for three-dimensional contours on complex surfaces is proposedThe 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    

HTML PDF Collect

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 markingof the fundamental processes and equipment so as to improve key technologies in laser processingunit, laser materials processing, and intelligent integration.

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

HTML PDF Collect

Effects on mechanical properties in electron beam welding of TC4 alloy by laser shock processing

LU Jinzhong, ZHANG Yongkang, KONG Dejun, REN Xudong, GE Tao, ZOU Shikun

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 4,   Pages 478-482 doi: 10.1007/s11465-007-0083-x

Abstract: by electron beam welding (EBW) was processed by high power Q-switched and repetition-rate Nd: glass laserEffects of laser power and spot diameter on residual stress and micro-hardness of the TC4 alloy weldingline by laser shock processing (LSP) have been analyzed.Results show that residual stresses almost do not change as laser power is 45.9 J, spot diameter is φ9shock processing.
HTML PDF Collect

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 distanceFurthermore, the main effect and the interaction effect of processing parameters on bead geometries are

Keywords： laser beam welding     parameter optimization     metamodel     multi-objective    

HTML PDF Collect

Analysis and experiment on deformation of sheet metal by laser shock wave

YANG Chao-jun, ZHANG Yong-kang, ZHOU Jian-zhong, DU Jian-jun, HUANG Shu, FENG Ai-xin, ZHANG Lei-hong, NI Ming-xiong

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 4,   Pages 448-451 doi: 10.1007/s11465-006-0056-5

Abstract: The mechanism of laser shock deformation and the reason for the production of the shockwave are introducedAn evaluation formula of the detonation wave pressure in the system of laser, energy transferring-mediumThe minimal energy of the laser pulse is evaluated on the basis of the formula of the laser shock pressureThe result shows that the quantity of sheet metal deforming is nonlinearly increased with laser energy, i.e., pressure of the laser shock wave.

Keywords： structural     deforming     experiment     composite     mechanism    

HTML PDF Collect

Observation of premixed flame fronts by laser tomography

MU Kejin, WANG Yue, LEI Yu, ZHANG Zhedian, NIE Chaoqun, XIAO Yunhan

Frontiers in Energy 2008, Volume 2, Issue 4,   Pages 427-432 doi: 10.1007/s11708-008-0069-3

Abstract: The principle of combustion field detection by using laser tomography, as well as exploitation of thelaser tomography apparatus and the tool for image processing is described.An experiment detecting flame fronts by laser tomography was made by employing a V-shaped premixed flamethe flame fronts are precisely tracked through active contour models (ACM) from the digital images of laser

Keywords： combustion     tomography apparatus     processing     exploitation     propagation    

HTML PDF Collect

Ultra-Short Pulsed Laser Manufacturing and Surface Processing of Microdevices Review

Yongchao Yu, Shi Bai, Shutong Wang, Anming Hu

Engineering 2018, Volume 4, Issue 6,   Pages 779-786 doi: 10.1016/j.eng.2018.10.004

Abstract:

Ultra-short laser pulses possess many advantages for materials processing.Ultrafast laser has a significantly low thermal effect on the areas surrounding the focal point; therefore, it is a promising tool for micro- and submicro-sized precision processing.processing for real-time surfaceenhanced Raman spectroscopy (SERS).The processing mechanisms included laser ablation, laser reduction, and laser-induced surface nano-engineering

Keywords： Ultra-short pulsed laser processing     Microdevices     Supercapacitor     Electronic tongue     Surface-enhanced Raman    

HTML PDF Collect

Development Status and Trend of China’s Excimer Laser Technology

Fan Yuanyuan, Zhou Yi, Guo Xin, Wang Qian, Jin Chunshui, Lou Qihong

Strategic Study of CAE 2020, Volume 22, Issue 3,   Pages 29-34 doi: 10.15302/J-SSCAE-2020.03.005

Abstract:

Excimer laser has important applications in integrated circuit lithography, materials processing, medicine, and scientific research due to its short wavelength and high pulseHowever, there remains a big gap in the high-end excimer laser technology between China and the internationalSecond, the development status and requirements of the excimer laser technology and its related typicalThird, the main issues of the development of domestic excimer laser technology were proposed.

Keywords： laser，excimer laser technology，material processing    

HTML PDF Collect

Beneficial effect of arginine vasopressin on hemorrhagic shock through improving the vascular reactivity

LI Tao, YANG Guangming, XU Jing, LIU Jiancang, LIU Liangming

Frontiers of Medicine 2008, Volume 2, Issue 3,   Pages 248-254 doi: 10.1007/s11684-008-0047-5

Abstract: The vascular reactivity and calcium sensitivity were decreased following hemorrhagic shock.Arginine vasopressin (AVP) was beneficial to endotoxic, infectious/septic and hemorrhagic shock.found that Rho kinase played an important role in the occurrence of calcium desensitization following shockSo we hypothesized that AVP might have beneficial effect on shock via activation of Rho kinase to regulateHemorrhagic shock (40 mmHg for 2 h) Wistar rats were adopted to observe the effects of small dose of
HTML PDF Collect

Development of Micro Selective Laser Melting: The State of the Art and Future Perspectives Review

Balasubramanian Nagarajan, Zhiheng Hu, Xu Song, Wei Zhai, Jun Wei

Engineering 2019, Volume 5, Issue 4,   Pages 702-720 doi: 10.1016/j.eng.2019.07.002

Abstract: Selective laser melting (SLM) is a common AM technique that is based on powder-bed fusion (PBF) to processresearch works and commercial systems for the fabrication of microscale parts using SLM and selective laseraddition to identifying existing issues with SLM at the microscale, which include powder recoating, laser

Keywords： Additive manufacturing     Selective laser melting     Microfabrication     Hybrid processing     Powder-bed recoating    

HTML PDF Collect

Centrifuge experiment and numerical analysis of an air-backed plate subjected to underwater shock loading

Zhijie HUANG, Xiaodan REN, Zuyu CHEN, Daosheng LING

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 6,   Pages 1350-1362 doi: 10.1007/s11709-019-0559-x

Abstract: systematic centrifuge experiments and numerical studies are conducted to investigate the effect of shockThe second model to predict the time history of shock wave pressure from an underwater explosion wasAll of them are implemented into the numerical model to calculate the shock responses of the plate.By changing the scaled distances, different shock impulses were obtained and exerted on the steel plateSystematic numerical studies are performed to investigate the effect of the accumulated shock impulse

Keywords： underwater explosion     centrifuge experiment     shock load     dynamic response     accumulated shock impulse    

HTML PDF Collect

Optoelectronic Crystals, All-Solid-State Lasers and their Applications——An Important Course of Optoelectronics R & D

Xu Zuyan

Strategic Study of CAE 1999, Volume 1, Issue 2,   Pages 72-77

Abstract: The appearance of optical fibers and laser diodes in the 1960s, one major contribution of optoelectronicIn the 1990s, great advances in optoelectronic crystals and breakthroughs in laser diode technology havenational pillar industries in the first half of the next century, in various aspects like material processingin advanced manufacturing, optical storage in information technology, laser displays in entertainment, laser fusion power station, nuclear fission material processing, upgrading of laser weapons, etc.

Keywords： optoelectronic crystals     all-solid-state lasers     material processing     optical storage     laser displays     laser    

HTML PDF Collect

Expression of heat shock protein gp96 in osteosarcoma and its clinical significance

GUO Weichun, CHEN Anmin

Frontiers of Medicine 2008, Volume 2, Issue 2,   Pages 200-203 doi: 10.1007/s11684-008-0038-6

Abstract: This study aims to detect the expression of heat shock protein gp96 (HSPgp96) in osteosarcoma and explore
HTML PDF Collect

Title Author Date Type Operation

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 laserprocessing system

Journal Article

Development of Laser Cutting and Joining Processing

Chen Li, Gong Shuili, He Enguang

Journal Article

Effects on mechanical properties in electron beam welding of TC4 alloy by laser shock processing

LU Jinzhong, ZHANG Yongkang, KONG Dejun, REN Xudong, GE Tao, ZOU Shikun

Journal Article

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

Journal Article

Analysis and experiment on deformation of sheet metal by laser shock wave

YANG Chao-jun, ZHANG Yong-kang, ZHOU Jian-zhong, DU Jian-jun, HUANG Shu, FENG Ai-xin, ZHANG Lei-hong, NI Ming-xiong

Journal Article

Observation of premixed flame fronts by laser tomography

MU Kejin, WANG Yue, LEI Yu, ZHANG Zhedian, NIE Chaoqun, XIAO Yunhan

Journal Article

Ultra-Short Pulsed Laser Manufacturing and Surface Processing of Microdevices

Yongchao Yu, Shi Bai, Shutong Wang, Anming Hu

Journal Article

Development Status and Trend of China’s Excimer Laser Technology

Fan Yuanyuan, Zhou Yi, Guo Xin, Wang Qian, Jin Chunshui, Lou Qihong

Journal Article

Beneficial effect of arginine vasopressin on hemorrhagic shock through improving the vascular reactivity

LI Tao, YANG Guangming, XU Jing, LIU Jiancang, LIU Liangming

Journal Article

Masoud Mahjouri-Samani: Laser-based synthesis and Processing of 2D Quantum Materials（2019.10.10）

23 Apr 2021

Conference Videos

Development of Micro Selective Laser Melting: The State of the Art and Future Perspectives

Balasubramanian Nagarajan, Zhiheng Hu, Xu Song, Wei Zhai, Jun Wei

Journal Article

Centrifuge experiment and numerical analysis of an air-backed plate subjected to underwater shock loading

Zhijie HUANG, Xiaodan REN, Zuyu CHEN, Daosheng LING

Journal Article

Optoelectronic Crystals, All-Solid-State Lasers and their Applications——An Important Course of Optoelectronics R & D

Xu Zuyan

Journal Article

Expression of heat shock protein gp96 in osteosarcoma and its clinical significance

GUO Weichun, CHEN Anmin

Journal Article