Laser Drilling Practical Applications

This book introduces laser drilling processes including modelling, quality assessment of drilled holes, and laser drilling applications. It provides insights into the laser drilling process and relation among the drilling parameters pertinent to improved end product quality. This book is written for engineers and scientists working on laser machining, particularly laser drilling.

Preface.- Acknowledgements.- Introduction.- Thermal Analysis of Laser Drilling Process.- Heating Analysis.- Solid Phase Heating and Phase Change.- Transiently Developing Vapor Jet in Relation to Drilling.- Numerical Analysis.- Gas Assisted Drilling.- Thermal Stress Analysis.- Thermal Efficiency Analysis.- Findings and Discussions.- Quality Assessment of Drilled Holes.- Evaluation of Geometric Features of Holes.- Factorial Analysis.- Qualitative Analysis.- Quantitative Analysis.- Experimental.- Findings and Discussions.- Laser Drilling and Plasma Formation at the Surface.- Geometric Structures of Plasma Plume.- Measurement of Some Plasma Characteristics.- Laser.- Langmuir Probe.- Streak Photography.- Absorption and Transmission Characteristics of Plasma.- Findings and Discussions.- Conclusing Remarks.