‎'‎I have often recommended Singh‎'‎s texts in the past‎,‎ and I intend to do the same with this present one ‎.‎‎.‎‎.‎ represents good value for money ‎.‎‎.‎‎.‎‎'‎ Contemporary Physics ‎'‎The book is capable of being used for a classical course on semiconductor physics or a more specialized course on advanced topics ‎.‎‎.‎‎.‎ The writing style is clear and concise and the figures are of high quality ‎.‎‎.‎‎.‎ this book is a welcome addition to the textbooks available on semiconductor physics‎.‎ it has been written with great thought placed on the presentation of the material ‎.‎‎.‎‎.‎ Importantly‎,‎ it has a price accessible to students and will retain its value for many years to come‎.‎‎'‎ Materials Today ‎'‎Professor Singh has produced another excellent volume that will be a valuable source for both new entrants and the established in the field of optoelectronic semiconductor structures‎.‎‎'‎ IEEE Circuits and Devices Magazine