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Proceedings Papers

IFTA calculation of frequency patterns for acousto optical laser beam shaping

Johannes Strauß, Martin Vorndran, Johannes Heberle, Michael Schmidt
View Paper titled, IFTA calculation of frequency patterns for acousto optical laser beam shaping
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Proceedings Papers

Implementation of a multi-functional femtosecond laser and diagnostic system for materials processing research

Alan Conneely, Claire Conway, Gerard O’Connor, Antoine Courjaud, Yoann Ponntailler, Eric Mottay
View Paper titled, Implementation of a multi-functional femtosecond laser and diagnostic system for materials processing research
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Proceedings Papers

Investigations on the macrostructure and thermal process in laser vaporizing and sintering fabrication

Pengfei Lv, Jimin Chen, Furong Liu
View Paper titled, Investigations on the macrostructure and thermal process in laser vaporizing and sintering fabrication
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Proceedings Papers

Acoustic phenomena during laser drilling

Paul Jacobs, Matthew Hayman, Terri Marsico, Paul Denney, Abby Ilumoka, Robin Bright
View Paper titled, Acoustic phenomena during laser drilling
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Proceedings Papers

Monitoring of YAG laser spot welding-detection of porosity defect by acoustic signal-

Yukimichi Sasaki, Tadashi Misu, Shunro Yoshioka, Toshiyuki Miyazaki
View Paper titled, Monitoring of YAG laser spot welding-detection of porosity defect by acoustic signal-
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Proceedings Papers

Monitoring of cw YAG laser welding using optical and acoustic signals

Susumu Nakamura, Motoki Hoshino, Yoshiro Ito
View Paper titled, Monitoring of cw YAG laser welding using optical and acoustic signals
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Proceedings Papers

Temate® 2700 abstract text

View Paper titled, Temate<sup>®</sup> 2700 abstract text
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Proceedings Papers

Detection of transition from keyhole-type to heat conduction-type welding in CO2 laser welding of metals

Susumu Nakamura, Masaya Sakurai, Yoshiro Ito, Kenichi Kamimuki, Takashi Inoue
View Paper titled, Detection of transition from keyhole-type to heat conduction-type welding in CO<sub>2</sub> laser welding of metals
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Proceedings Papers

Analysis of laser weld quality sensor signals by stepwise LDA

Afsar Ali, Dave Farson
View Paper titled, Analysis of laser weld quality sensor signals by stepwise LDA
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Proceedings Papers

Interaction of high power laser pulses on aluminum measured by photoacoustic method: Effects of wavelengths

Yoshiro Ito, Manabu Murayama, Yasushi Fukuzawa, Susumu Nakamura
View Paper titled, Interaction of high power laser pulses on aluminum measured by photoacoustic method: Effects of wavelengths
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Proceedings Papers

Overview of emission-based laser process sensing

Dave Farson, Afsar Ali, Yan Sang
View Paper titled, Overview of emission-based laser process sensing
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Proceedings Papers

Analysis of acoustic signals detected from different locations during laser beam welding of steel sheet

Hongping Gu, W. W. Duley
View Paper titled, Analysis of acoustic signals detected from different locations during laser beam welding of steel sheet
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Proceedings Papers

Observation of refractive index gradients in a laser-generated plume using laser schlieren imaging

M. Essien, D. M. Keicher, J . L. Jellison
View Paper titled, Observation of refractive index gradients in a laser-generated plume using laser schlieren imaging
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Proceedings Papers

Observation and interpretation of gasdynamic discontinuities induced by pulsed laser ablation and their influence on the energy coupling

P. Berger, G. Callies, H. Schittenhelm, H. Hugel
View Paper titled, Observation and interpretation of gasdynamic discontinuities induced by pulsed laser ablation and their influence on the energy coupling
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Proceedings Papers

Weld pool oscillations in laser welding

V. V. Semak, J. A. Hopkins, M. H. McCay, T. D. McCay, J. C. West
View Paper titled, Weld pool oscillations in laser welding
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Proceedings Papers

Frequency-time characteristics of air-borne signals from laser welds

D. Farson, K. Hillsley, J. Sames, R. Young
View Paper titled, Frequency-time characteristics of air-borne signals from laser welds
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Proceedings Papers

Visualization of high-speed flows at the peen state gas dynamics laboratory

G. S. Settles, J. C. Hsu, O. M. Metwally, F. K. Lu
View Paper titled, Visualization of high-speed flows at the peen state gas dynamics laboratory
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Proceedings Papers

Keyhole/plasma sensing system for laser-welding control system

N. F. F. Willmott, R. Hibberd, W. M. Steen
View Paper titled, Keyhole/plasma sensing system for laser-welding control system
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Proceedings Papers

The influence of a plasma during laser welding

R. D. Dixon, G. K. Lewis
View Paper titled, The influence of a plasma during laser welding
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Proceedings Papers

Acousto-optic adaptive signal canceller

William A. Penn
View Paper titled, Acousto-optic adaptive signal canceller
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