Literature DB >> 27534501

Metal powder absorptivity: modeling and experiment.

C D Boley, S C Mitchell, A M Rubenchik, S S Q Wu.   

Abstract

We present results of numerical modeling and direct calorimetric measurements of the powder absorptivity for a number of metals. The modeling results generally correlate well with experiment. We show that the powder absorptivity is determined, to a great extent, by the absorptivity of a flat surface at normal incidence. Our results allow the prediction of the powder absorptivity from normal flat-surface absorptivity measurements.

Entities:  

Year:  2016        PMID: 27534501     DOI: 10.1364/AO.55.006496

Source DB:  PubMed          Journal:  Appl Opt        ISSN: 1559-128X            Impact factor:   1.980


  5 in total

1.  Dynamic Laser Absorptance Measured in a Geometrically Characterized Stainless-Steel Powder Layer.

Authors:  Brian J Simonds; Edward J Garboczi; Todd A Palmer; Paul A Williams
Journal:  Phys Rev Appl       Date:  2020-02       Impact factor: 4.985

2.  A critical look at the prediction of the temperature field around a laser-induced melt pool on metallic substrates.

Authors:  Yi Shu; Daniel Galles; Ottman A Tertuliano; Brandon A McWilliams; Nancy Yang; Wei Cai; Adrian J Lew
Journal:  Sci Rep       Date:  2021-06-09       Impact factor: 4.379

3.  Resonance excitation of surface capillary waves to enhance material removal for laser material processing.

Authors:  Sonny Ly; Gabe Guss; Alexander M Rubenchik; Wesley J Keller; Nan Shen; Raluca A Negres; Jeff Bude
Journal:  Sci Rep       Date:  2019-05-31       Impact factor: 4.379

4.  Stability of a Melt Pool during 3D-Printing of an Unsupported Steel Component and Its Influence on Roughness.

Authors:  Mateusz Skalon; Benjamin Meier; Andreas Gruberbauer; S T Amancio-Filho; Christof Sommitsch
Journal:  Materials (Basel)       Date:  2020-02-10       Impact factor: 3.623

5.  Finite Element Analysis of Interaction of Laser Beam with Material in Laser Metal Powder Bed Fusion Process.

Authors:  Guang Fu; David Z Zhang; Allen N He; Zhongfa Mao; Kaifei Zhang
Journal:  Materials (Basel)       Date:  2018-05-10       Impact factor: 3.623

  5 in total

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