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Flux for Cleanable and No-Clean Solder Pastes
Flux for Cleanable and No-Clean Solder Pastes
Paper provides a description of flux and the role of their constituting ingredients and a tin-bismuth-silver solder paste with cleanable residues.
Materials Tech

Solder Paste: Fundamental Material Property / SMT Performance
Solder Paste: Fundamental Material Property / SMT Performance
Aggressive form factors, reducing pitch, thinner packages, and larger die to package ratios are leading to higher package warpage during SMT reflow.
Materials Tech

Solder Paste Selection for Bottom Termination Components Attach
Solder Paste Selection for Bottom Termination Components Attach
Two solder paste chemistries and several printing parameters were evaluated in order to achieve consistent solder paste deposition across the assembly.
Materials Tech

Hi Pot Dielectic Breakdown
Hi Pot Dielectic Breakdown
How the Electrical Test industry combats requirements and provides solutions to adhere to ever changing requirements is discussed.
Materials Tech

Rheology of Solder Paste: Shelf Life Study
Rheology of Solder Paste: Shelf Life Study
This study offers a better understanding of the correlation between rheological properties and shelf life of solder paste exposed to extreme conditions.
Materials Tech

Improved Flux Reliability of Lead-Free Solder Alloy Solder Paste
Improved Flux Reliability of Lead-Free Solder Alloy Solder Paste
This paper covers a type of 'crack free' flux paste designed to inhibit cracking under extreme environments. Includes electro-chemical migration tests dew ...
Materials Tech

Study of Lead-Free Solder Materials for Power Module Packaging Assembly
Study of Lead-Free Solder Materials for Power Module Packaging Assembly
This study focused on the thermal fatigue performance and the microstructural evolution of five lead-free solders under harsh service conditions.
Materials Tech

Lower Temperature Solder Joint Encapsulant
Lower Temperature Solder Joint Encapsulant
The strength of solder joints is enhanced by several times, and thermal cycling performance is significantly improved.
Materials Tech

Ductile Low Temperature Solders for Mass Production of Assemblies
Ductile Low Temperature Solders for Mass Production of Assemblies
This paper reports results of the behaviour of Sb in a Sn-Bi alloy and consider the implications of the findings for the reliability of LTS solder joints.
Materials Tech

Implementation of Assembly Processes for Low-Melting Point Solder Pastes
Implementation of Assembly Processes for Low-Melting Point Solder Pastes
This paper discusses the need for low-temperature solders and process-ability of solder pastes with three novel alloys against the industry standard.
Materials Tech