Thermoelectric power of MgB${}_{2-x}$Be${}_x$

J. S. Ahn, E. S. Choi, W. Kang +2

We investigated thermoelectric power $S(T)$ of MgB${}_{2-x}$Be${}_x$ ($x=0$, 0.2, 0.3, 0.4, and 0.6). $S(T)$ decreases systematically with $x$, suggesting that the hole density incre…