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Effects of Strain Rate and Amplitude Variations on Solder Joint Fatigue Life in Isothermal Cycling
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The behavior of leadfree solder alloys under realistic service conditions is still not well understood. Life prediction of solder joints relies on conducting accelerated tests and extrapolating results to service conditions. ...
Damage Evolution in Lead Free Solder Joints in Isothermal Fatigue
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The extrapolation and generalization of accelerated test results for lead free solder joints require the identification of a damage function that can be counted on to apply beyond the region of the test. Individual ball ...
Effective Constitutive Relations for Sintered Nano Copper Joints
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Sintered copper nanoparticles are being considered as alternatives to solder and/or sintered silver in different applications. Like for the alternatives, the interpretation of accelerated fatigue test results does however ...
Classifying the Dimensional Variation in Additive Manufactured Parts From Laser-Scanned Three-Dimensional Point Cloud Data Using Machine Learning Approaches
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The objective of this work is to develop and apply a spectral graph theoretic approach for differentiating between (classifying) additive manufactured (AM) parts contingent on the severity of their dimensional variation ...
Computational Fluid Dynamics Modeling and Online Monitoring of Aerosol Jet Printing Process
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The objectives of this paper in the context of aerosol jet printing (AJP)—an additive manufacturing (AM) process—are to: (1) realize in situ online monitoring of print quality in terms of line/electronic trace morphology; ...
Aging and Fatigue of Aerosol Jet-Printed Nano-Ag Traces on Flexible Substrate
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Conducting traces on a flexible substrate often have to survive significant and repeated deformation, making their fatigue resistance and the stability of it during long-term storage and use a potential concern. The question ...