NASA

GOLD Whiskers

Additional Images of Gold Whiskers from:

"GOLD WHISKERS:  Introducing a New Member to the Family"
Alexander Teverovsky, QSS Group, Inc. at NASA Goddard Space Flight Center

Figure 1:  Typical whiskers observed on gold plating had lengths of a few micrometers.

Figure 2:  Needle-like whiskers

Figure 3:   Micrometer-sized whiskers observed on most of the parts varied from smooth cylinder to irregular shapes

Figure 4:  Grass-root-like whiskers had lengths of 10 um to 20 um and diameters of approximately 1 um

Figure 5:  Giant, irregularly shaped, toothpaste-like whiskers had lengths of more than 20 um

 
Responsible NASA Officials:

   Michael Sampson/NASA GSFC Code 306
   Dr. Henning Leidecker/NASA GSFC Code 562
Additional Researchers: 

   Jong Kadesch/Orbital Sciences Corp.
   Jay Brusse/Perot Systems

Last Updated:

February 22, 2007

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