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Ask the Experts
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BGA Solder Ball Shelf Life
I believe BGA Solder Balls are a homogeneous mass of metals, why is the shelf life only two years? With proper handling and storage, can the shelf life be extended?
Responses by:
Kishan Sarjoo Process Engineering Manager - Electronics, Altech UEC, South Africa Edithel Marietti Senior Manufacturing Engineer, Northrop Grumman Kay Parker Technical Support Engineer, Indium Corporation Fritz Byle Process Engineer, Astronautics Tony Lentz Field Applications, FCT Assembly
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SMT Line Builder Tool – Fast & Easy
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What Year Was It?
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Ellis Island Closes
Ellis Island, the gateway to America, shuts it doors after processing more than 12 million immigrants since opening in 1892.
See the answer below.
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Affordable Excellence - iS6052 AOI
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What Year Was It Answer
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Ellis Island Closes Answer: November 12, 1954
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November 11, 2025
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Tablet Market Levels Off in 3Q Following Six Quarters of Growth
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Plasma as a Key Technology
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Education facing an AI conundrum
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CEO says robots are the future of the car industry
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What Does 'Nvidia' Actually Mean?
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SkyWater CEO Calls Company 'Quantum Foundry'
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As AI advances, DeepSeek calls for moral accountability
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Memory Safety Will Be Key to Tackle Fundamental Cyber Security
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Inline Automatic X-Ray Inspection: TruView™ Verus
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Test Your Knowledge
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Which elements comprises the highest percentage of the earth's crust: Oxygen, Iron, Calcium
See answer below.
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Quote of the Day
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The ultimate measure of a man is not where he stands in moments of comfort and convenience, but where he stands at times of challenge and controversy. Martin Luther King
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| Cartoon of the Day
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"I appreciate the effort, but I need you to be more flexible."
Copyright © Randy Glasbergen
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The perfect protection for your electronics
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Test Your Knowledge Answer
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Which elements comprises the highest percentage of the earth's crust: Oxygen, Iron, Calcium Answer: Oxygen. Even though there are 92 elements that are naturally found, only eight of them are common in the rocks that make up the Earth's outer layer, the crust. The 8 most common elements (by mass): 46.6% Oxygen (O), 27.7% Silicon (Si), 8.1% Aluminum (Al), 5.0% Iron (Fe), 3.6% Calcium (Ca), 2.8% Sodium (Na), 2.6% Potassium (K) and 2.1% Magnesium (Mg)
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