The two most commonly used types of lead-free solder are SnAgCu (tin-silver-copper, also called SAC) and SnCu (tin-copper). SnAgCu alloy with 3% silver and 0.5% copper (SAC305) was initially ...

Bronze, the world’s first copper alloy, was born. Copper alloys have come a long way since and are now a key material in many applications, from LCD televisions and smartphone touchscreens ...

For example, brass is an alloy of copper and zinc. It is stronger than copper or zinc alone. Copper and zinc atoms are different sizes. This distorts the regular lattice structure in brass ...