engg physics 1st year

UNIT 1BONDING IN SOLIDS &CRYSTALLOGRAPHY AND CRYSTAL STRUCTURES http://www.mediafire.com/?6jqc96ror9bicjg UNIT 2 Defects in Crystals and X-Ray Diffraction http://www.mediafire.com/?by4whvxdywfxun4 UNIT 3a Elements of Statistical Mechanics http://www.mediafire.com/?ualkuolhv6v353a UNIT 3b PRINCIPLES OF QUANTUM MECHANICS http://www.mediafire.com/?6de2ydv995ay05n UNIT 5a SEMICONDUCTOR PHYSICS http://www.mediafire.com/?32sy4yqdan4q1y1 UNIT 5b Physics of Semiconductor Devices %http://www.mediafire.com/?oya3p88e76b6344