**
Corrigenda**** (Corrections)
**

**First printing (April 2017)**

**Corrections to print version only; the
e-version is likely to be correct.**

**Page ****252:**
Photo on bottom right corner of page, cption should read
"An STM image of a silicon crystal surface"

**Page 514:** Question 5.15, Figure 5.56."Ga should
have 3 electrons and As should have 5 electrons". (This is correct in the 3rd
Edition)

Page 556:
Equation 6.30, next equation and
p557, the equation starting with “slope =”, should have
*N _{d}* in the denominator. All
calculations and conclusions are correct. (A typographic error only)