Search research articles

Search research articles

Related Experiment Video

Updated: Aug 3, 2025

Laser-induced Forward Transfer of Ag Nanopaste

Laser-induced Forward Transfer of Ag Nanopaste

Published on: March 31, 2016

Powder Spreading Mechanism in Laser Powder Bed Fusion Additive Manufacturing: Experiments and Computational Approach

Ummay Habiba¹, Rainer J Hebert¹

¹Department of Materials Science and Engineering, Institute of Materials Science, University of Connecticut, Storrs, CT 06269-3136, USA.

Materials (Basel, Switzerland)

|April 13, 2023

Summary

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Exploring effector protein dynamics and natural fungicidal potential in rice blast pathogen Magnaporthe oryzae.

PloS one·2025

Same author

Powder Bed Thermal Diffusivity Using Laser Flash Three Layer Analysis.

Materials (Basel, Switzerland)·2023

Same author

Broadband infrared confocal imaging for applications in additive manufacturing.

The Review of scientific instruments·2022

Same author

Deformation-driven catalysis of nanocrystallization in amorphous Al alloys.

Beilstein journal of nanotechnology·2016

Same journal

Correction: Yang et al. Microstructural Characteristics of High-Pressure Die Casting with High Strength-Ductility Synergy Properties: A Review. <i>Materials</i> 2023, <i>16</i>, 1954.

Materials (Basel, Switzerland)·2026

Same journal

Effect of La and Ce Microalloying on the Corrosion Resistance of 0.4Sb Low-Alloy Steel in a Harsh Marine Atmospheric Environment.

Materials (Basel, Switzerland)·2026

Same journal

High-Temperature Properties of Magnesium Ammonium Phosphate Cement Modified with Gold Tailings.

Materials (Basel, Switzerland)·2026

Same journal

A Study on the Evolution of Intermetallic Phase Microstructure and High-Temperature Creep Behavior in Mg-8.0Al-1.0Nd-1.5Gd-Mn Alloys.

Materials (Basel, Switzerland)·2026

Same journal

Material-Driven Clinical Complications in Mechanical Circulatory Support: From Blood-Material Interactions to Device-Related Adverse Events.

Materials (Basel, Switzerland)·2026

Same journal

Influence of Final Irrigation on Calcium Silicate-Based Sealer Dentinal Tubular Penetration: A Systematic Review.

Materials (Basel, Switzerland)·2026

See all related articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

This summary is machine-generated.

This study investigates how input parameters affect powder spreading in laser powder bed fusion (LPBF) additive manufacturing (AM). Discrete element method (DEM) simulations reveal impacts on powder density and particle distribution for improved part quality.

Area of Science:

Materials Science
Mechanical Engineering
Manufacturing Technology

Background:

Laser powder bed fusion (LPBF) is a key additive manufacturing (AM) technology.
Effective powder spreading is critical for high-quality LPBF parts.
Understanding powder behavior influences process optimization.

Purpose of the Study:

Investigate the impact of input parameters on powder spreading in LPBF.
Analyze powder density and particle distribution during the spreading process.
Correlate simulation results with experimental measurements.

Main Methods:

Utilized Discrete Element Method (DEM) simulations for powder spreading analysis.
Simulated multiple powder layers to assess packing density variations.

Keywords:

ESI software additive manufacturing (AM)discrete element method (DEM)laser powder bed fusion (LPBF)metal powder particle size distribution particle trajectory porosity powder bed packing density powder spreading spreader velocity

More Related Videos

Additive Manufacturing of Functionally Graded Ceramic Materials by Stereolithography

Additive Manufacturing of Functionally Graded Ceramic Materials by Stereolithography

Published on: January 25, 2019

Production of Single Tracks of Ti-6Al-4V by Directed Energy Deposition to Determine the Layer Thickness for Multilayer Deposition

Production of Single Tracks of Ti-6Al-4V by Directed Energy Deposition to Determine the Layer Thickness for Multilayer Deposition

Published on: March 13, 2018

Related Experiment Videos

Last Updated: Aug 3, 2025

Laser-induced Forward Transfer of Ag Nanopaste

Laser-induced Forward Transfer of Ag Nanopaste

Published on: March 31, 2016

Additive Manufacturing of Functionally Graded Ceramic Materials by Stereolithography

Additive Manufacturing of Functionally Graded Ceramic Materials by Stereolithography

Published on: January 25, 2019

Production of Single Tracks of Ti-6Al-4V by Directed Energy Deposition to Determine the Layer Thickness for Multilayer Deposition

Production of Single Tracks of Ti-6Al-4V by Directed Energy Deposition to Determine the Layer Thickness for Multilayer Deposition

Published on: March 13, 2018

Conducted experimental measurements of powder packing density and particle size distribution.

Main Results:

DEM simulations demonstrated variations in powder particle packing density across layers and along the spreading direction.
Input parameters significantly influence powder density and particle distribution.
Experimental data validated simulation findings on powder packing and particle size.

Conclusions:

Optimizing input parameters in LPBF powder spreading is essential for consistent part quality.
DEM simulations provide valuable insights into powder dynamics for process improvement.
Further research can leverage these findings for advanced AM process control.