Figure 3.

FESEM images of metal mixture binders on various tip substrates. (a) Tungsten, (b) SUS, (c) titanium, (d) silver, (e) kovar, and (f) copper. The annealing temperature was 750°C.

FESEM images of metal mixture binders on various tip substrates. (a) Tungsten, (b) SUS, (c) titanium, (d) silver, (e) kovar, and (f) copper. The annealing temperature was 750°C.