Electronic Devices Lecture-33: Previous GATE Questions on the PN-Junction

In this lecture, i solved previous year GATE  problems based on the pn- junction under equilibrium condition.

For Video Lecture follow the below link:  
https://youtu.be/3WLxLSejMWQ
 
For Lecture Material download from follow the below link:
http://www.mediafire.com/file/965s95e9nduk2n3/EDC-Lec-33.pdf 

Electronic Devices Lecture-32: Questions and Solutions on the PN-Junction

In this lecture, i solved few problems based on the pn- junction under equilibrium condition.


For Video Lecture follow the below link:  
https://youtu.be/rs1XrOKXLq4
 
For Lecture Material download from follow the below link:
http://www.mediafire.com/file/h37xry2lxkjmx14/EDC-Lec-32.pdf 

Electronic Devices Lecture-31: The PN-Junction: Part 4

In this lecture, i discussed about the charge density, electric field distribution and the derivation of depletion layer width.
For Video Lecture follow the below link:  
https://youtu.be/7k0fstxOJcI
 
For Lecture Material download from follow the below link:
http://www.mediafire.com/file/2apw3mcrnoxqcr0/EDC-Lec-31.pdf 

Electronic Devices Lecture-28,29&30: The PN-Junction: Part 1,2,3

In these lecture i discussed following topics:
1) How to form a pn junction
2) Applications of pn junction
3) Charge neutrality in n-type and p-type semiconductors
4) PN junction behavior in Equilibrium
5) The contact potential in the pn junction

For Video Lectures follow the below links: 

 Lecture 28:
 https://youtu.be/9z0f1Orc4wM

Lecture 29: 
https://youtu.be/wTb1qMC6YVs 

Lecture 30:
https://youtu.be/RcWp_jhvosk 


  For Lecture Material download from follow the below link: 
http://www.mediafire.com/file/98cul0cxa7h0e4z/EDC-Lec-28%2C29%2C30.pdf 

Electronic Devices Lecture-27: Problems on The Potential Variation in Graded Semiconductor-2

In this lecture i solved two gate problems on The Potential Variation in Graded Semiconductor.
and i am uploading important points in semiconductor theory.

For Video Lecture follow the below link:  
https://youtu.be/b4sBvF7qVPc
 
For Lecture Material download from follow the below link: 
http://www.mediafire.com/file/qmljrp3mxtmiejw/EDC-Lec-27.pdf 

Electronic Devices Lecture-26: The Potential Variation in Graded Semiconductor

In this lecture, i discussed about the potential variation in graded semiconductor. i.e how the electric field is generated in the semiconductor bar due to non uniform doping.

For Video Lecture follow the below links:  
https://youtu.be/LOPPUYEZCuY
 
For Lecture Material download from follow the below link:
http://www.mediafire.com/file/oiy2s57tzsz8c8w/EDC-Lec-26.pdf

Electronic Devices Lecture-24: Generation and Recombination of charge carriers

In this lecture, i discussed about the generation and recombination of charge carriers in semiconductors. and plot the graph between the excess hole concentration distribution with respect to time.


For Video Lecture follow the below links:  
https://youtu.be/g89fPzyBLac 


For Lecture Material download from follow the below link:
http://www.mediafire.com/file/t5fzg8i54414hcd/EDC-Lec-24.pdf 

Electronic Devices Lecture-23: Problems on Steady state carrier injection

In this lecture, i solved five problems on steady state carrier injection.


For Video Lectures follow the below links:  

https://youtu.be/EFT3mpi8RMM

https://youtu.be/R5sjC82MzbY

For Lecture Material download from follow the below link:
http://www.mediafire.com/file/slaetff92a231cc/EDC-Lec-23.pdf 

Electronic Devices Lecture-22: Diffusion and Recombination: Steady state carrier injection-Part 2&3

In this lecture, i discussed about the steady state carrier injection. i.e i discussed the injection of excess carrier concentration in p-type semiconductor. and also shown how the excess carrier concentration distribution along the distance x and  the injection of minority carrier concentration in p-type semiconductor. and also shown how the excess carrier concentration distribution along the distance x.


For Video Lectures follow the below links:  

https://youtu.be/M8jZzutqfs0 

https://youtu.be/ts1XdZLRqfY

For Lecture Material download from follow the below link:
http://www.mediafire.com/file/81w0s8knz4gkhr1/EDC-LEC-22_%28PART_2%263%29.pdf