High-speed simultaneous observation of plasma and keyhole behavior during high power CO2 laser welding: Effect of shielding gas on porosity formation

By N. Seto, S. Katayama, A. Matsunawa. 2000

148 citations recorded by the source corpus.

Subfields: Computational Mechanics, Mechanical Engineering

View Paper: https://www.semanticscholar.org/paper/1b8cf30361dc8440330ed2cef19e2677a9d944cf

How researchers see this paper

The researchers whose trusted networks rank it highest, strongest advocate first. Every researcher gets a different order.

In Computational Mechanics

1. R. Fabbro
2. Philippe Le Masson
3. M. Carin
4. S. Gaied
5. M. Courtois
6. M. Balabane

In Mechanical Engineering

1. R. Fabbro
2. Frank Vollertsen
3. Philippe Le Masson
4. M. Carin
5. M. Courtois
6. S. Gaied
7. M. Balabane

Citations in the corpus

• Numerical simulation of molten pool dynamics in high power disk laser welding (2012, background): “(7) by the Hagen–Rubens relation if the material is a good conductor and if the beam wavelength is sufficiently long (infrared) (Stratton, 1941).”
• Experimental study of the dynamical coupling between the induced vapour plume and the melt pool for Nd–Yag CW laser welding (2006, background): “For CW laser welding, it has been shown that direct laser power modulation [11] or indirect one, resulting from the shielding effects of induced plasma by using nitrogen shielding gas [12], can lead to complete suppression of porosity defects.”