Table 1 The variation range and step size of alloying elements.

From: Divide and conquer: Machine learning accelerated design of lead-free solder alloys with high strength and high ductility

Composition

Sn

Ag

Cu

Bi

Zn

Sb

In

Ti

Ni

Al

Training data element range

Bal.

3.8

0.7

0–5

0–1

0–5

0–5

0–0.7

0–0.8

0–0.8

Total virtual sample element rang

Bal.

3.8

0.7

0–5.5

0–1.2

0–5.5

0–5.5

0–0.8

0–0.9

0–0.9

Step size(wt. %)

--

--

--

0.5

0.2

0.5

0.5

0.1

0.1

0.1