B-Spline X-Ray Diffraction Imaging - Rapid non-destructive measurement of die warpage in ball grid array packages

Physics & Astronomy

• warpage 100%
• splines 78%
• balls 61%
• grids 55%
• chips 38%
• diffraction 35%
• x rays 30%
• packaging 20%
• wafers 14%
• preprocessing 11%
• pretreatment 10%
• profiles 10%
• misalignment 9%
• imaging techniques 9%
• integrated circuits 9%
• x ray diffraction 8%
• synchrotrons 8%
• spatial resolution 7%
• wire 7%
• requirements 6%
• silicon 5%

Engineering & Materials Science

• Ball grid arrays 87%
• X ray diffraction 66%
• Splines 65%
• Imaging techniques 51%
• Semiconductor materials 42%
• X rays 17%
• Packaging 17%
• Profilometry 13%
• Synchrotrons 12%
• Diffraction 10%
• Integrated circuits 8%
• Silicon 7%
• Wire 7%

Chemical Compounds

• Semiconductor 51%
• X-Ray Diffraction 33%
• Packaging Process 23%