| abstract |
The present invention relates to a gold film having a preferred alignment direction, a method for preparing the same, and a bonding structure comprising the same, the gold film comprising a plurality of gold crystal grains interconnected, wherein at least 50% of the gold crystals The granules are composed of a plurality of nano twin gold crystal grains, and the nano twin gold crystal grains are formed by stacking a plurality of nano twin gold along the [111] crystal axis direction. |