current conduction in p type materials | current conduction in n-type materials

In this video we are going to learn following concept of semiconductor chapter. 1) Atomic structure of Silicon and Germanium. 2) Intrinsic and extrinsic semiconductor. 3) crystalline structure of intrinsic semiconductor. i) Crystal structure. ii) Two dimensional representation of a silicon crystal. iii) Covalent bonds. iv) Why intrinsic semiconductors behave like as insulator at low temperature ? v) why are the Si and Ge referred to as tetravalent atoms ? vi) Conduction in intrinsic semiconductors. vii) Effect of increased temperature on intrinsic semiconductor. viii) Effect of light on intrinsic semiconductors. ix) Recombination. x) Generation of hole. 4) concept of electirc current. 5) Concept of hole current. 6) concept of total current. Concepts related to extrinsic semiconductor 1) Doping process. 2) Dopant. 3) Donor impurity (Pentavalent impurity). 4) Acceptor impurity (trivalent impurity). 5) N-type semiconductor. 6) Why Arsenic called donor impurity ? 7) Changes in the energy band diagram due to doping. 8) N-type semiconductor are electrically neutral. 9) Majority and minority carries in the N-type semiconductor. 10) Conduction in N-type material. 11) P-type semiconductor. i) Covalent bonds and creation of a hole. ii) Acceptor impurities. iii) P-type semiconductor is electrically neutral. iv) Trivalent impurity or Acceptor impurity. v) Examples of Trivalent impurity or Acceptor impurity. vi) Change in the energy band diagram due to doing. vii) Major ad minority carriers in P-type materials. Difference between N-type and P-type semiconductor. Comparison of Intrinsic and Extrinsic semiconductor. current conduction in n-type materials current conduction in p type materials effect of light on semiconductors what is the direction of hole current what is mean by p-type semiconductor what is mean by n-type semiconductor what is the difference between n type and p type semiconductor comparison of n-type and p-type semiconductor current conduction in p type semiconductors current conduction in n-type semiconductors hole current concept concept of N-type semiconductor