Table 1 Aluminum alloy composition.

From: Improvement of SNR in laser-induced breakdown spectroscopy using microwave and multifiber synergy

Element

Concentration (%)

Al-1100

Al-2055

Al-5181

Al-6063

Al-7050

Al

99.1

95.7

94.6

98.5

95

Fe

0.5

0.03

0.2

0.25

0.15