Diode Short

The image below is a “stud diode” that had failed shorted.

The diode was chemically decapsulated and the device die was examined in the SEM. A breakdown site was found near one corner of the die.

Below is a higher magnification image of the breakdown site…

… which shows a striking resemblance to the “Face on Mars”.

Conclusion – the short was caused by an alien intelligence far greater than ours.

Check out SEM Lab, Inc.  to learn more.