Element | Melting Point (°C) | Z-Ratio | Density | Temperature at Torr 10-8 | Temperature at Torr 10-6 | Temperature at Torr 10-4 | Method of Evaporation | Crucible | Boat | Sputter | Notes |
---|---|---|---|---|---|---|---|---|---|---|---|
Aluminum | 660 | 1.080 | 2.700 | 677° C | 821° C | 1010° C | E-Beam, Thermal | TiB2-BN,ZrB2, BN | TiB2,W | RF, DC | Alloys & Wets |
Barium | 710 | 2.100 | 3.780 | 545° C | 627° C | 735° C | E-Beam | Metals | W, Ta,Mo | RF | Wets without alloying |
Boron | 2100 | 0.389 | 2.360 | 1278° C | 1548° C | 1797° C | E-Beam, Sputtering | C, VC | C | RF | Material explodes with rapid cooling |
Cadmium | Subli. | 3.260 | 2.250 | 1657° C | 1867° C | 2137° C | E-Beam | Al2O3,Quartz | W, Cb,Mo, Ta | RF, DC | Poisons vacuum system |
Carbon | 1890 | 0.305 | 7.200 | 837° C | 977° C | 1157° C | E-Beam, Sputtering | RF | E-Beam performed arc evaporation | ||
Chromium | 1083 | 0.437 | 8.930 | 727° C | 857° C | 1017° C | E-Beam, Thermal, Sputtering | VC | W, Cr | RF, DC | Films very adherent |
Copper | 321 | 0.680 | 8.640 | 64° C | 120° C | 180° C | E-Beam, Sputtering | Al2O3,Mo, Ta | Mo | RF, DC | Films NOT very adherent; intermediary. layer required |
Germanium | 937 | 0.516 | 5.350 | 812° C | 957° C | 1167° C | E-Beam | Al2O3,Quartz | W, Cb,Mo,Ta | RF, DC | Excellent films from E-Beam source |
Gold | 1062 | 0.381 | 19.320 | 807° C | 947° C | 1132° C | E-Beam, Thermal, Sputtering | BN, VC,Al2O3 | W, C,Ta | W | Films soft NOT very adherent |
Iron | 1535 | 0.349 | 7.860 | 858° C | 998° C | 1180° C | E-Beam, Sputtering | Al2O3,BeO | W, Mo,Al2O3 | RF, DC | Attacks W films hard, smooth |
Lead | 328 | 1.130 | 11.300 | 342° C | 427° C | 497° C | E-Beam | Al2O3,Quartz | W | RF, DC | TOXIC, Careful control of rates required |
Magnesium | 651 | 1.610 | 1.740 | 185° C | 247° C | 327° C | E-Beam | Al2O3,VC | W, Mo,Ta, Cb | RF, DC | Extremely high rates possible |
Molybdenum | 2610 | 0.257 | 10.220 | 1592° C | 1822° C | 2117° C | E-Beam, Sputtering | RF, DC | Films hard, smooth | ||
Nickel | 1453 | 0.331 | 8.910 | 927° C | 1072° C | 1262° C | E-Beam | Al2O3,BeO | W | RF, DC | Alloys with refractory metals |
Platinum | 1769 | 0.245 | 21.400 | 1292° C | 1492° C | 1747° C | E-Beam, Sputtering | C, ThO2 | W | RF, DC | Alloys with metals |
Silicon | 1410 | 0.712 | 2.320 | 992° C | 1147° C | 1337° C | E-Beam | BeO,Ta | W, Ta | RF, DC | Alloys with W |
Silver | 961 | 0.529 | 10.490 | 847° C | 958° C | 1105° C | E-Beam, Thermal | Al2O3,Mo | Mo, Ta | W | Evaporates well with any source |
Tin | 232 | 0.724 | 7.300 | 682° C | 807° C | 997° C | E-Beam | Al2O3 | Mo | RF, DC | Wets Mo |
Titanium | 1675 | 0.628 | 4.500 | 1067° C | 1235° C | 1453° C | E-Beam, Sputtering | TiC | W | RF, DC | Alloys with refractory metals |
Tungsten | 3410 | 0.163 | 19.300 | 2117° C | 2407° C | 2757° C | E-Beam, Sputtering | RF, DC | Forms VOLATILE oxides | ||
Zinc | 419 | 0.514 | 7.040 | 127° C | 177° C | 250° C | E-Beam | Al2O3,Quartz | W, Mo, Ta | RF, DC | Evaporates well |