UPSC ESE | GATE Scorer | YOUTUBER | A Passionate Educator 

Anil Kumar Chahar

In this lecture basics of semiconductor physics like thermal voltage, various energy bands(antibonding energy level, bonding energy level, forbidden energy gap etc), electric field intensity, drift current, mobility, drift velocity, various kind of semiconductors,fermi level, fermi dirac distribution, Mass action law, Einstein equation,  Hall effect etc. are discussed.

GATE (Graduate Aptitude Test in Engineering) 2020 & 2021 complete preparation with best educators. Know about the detailed syllabus, best books, exam pattern and dates, previous year question papers a

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Hindi

(Hindi) Basics of semiconductor physics

Semiconductor Physics

Electronic Devices

GATE & ESE - EE, EC

GATE, ESE and IIT-JAM

Ace the toughest competitive and government exams in India 

Test Preparation

In this lesson we are going to talk about thermal voltage, classification of materials according to energy band theory

Basics of semiconductor physics for upsc ESE- E&T part-(in Hindi)

Course overview (in Hindi)

In this lesson we are going to talk about what is electric field , drift current, concept of Drift velocity and effect of electric field variation on Drift velocity

Drift Current and Drift velocity for upsc ESE-E&T (in Hindi)

In this lesson we are going to talk about mobility, effect of temperature variation and impurity dose on mobility, and also effect of scattering on mobility.

Mobility and Effect of temperature and impurity dose on mobility for UPSC ESE (in Hindi)

In this lesson we are going to talk about effect of electric field strength on mobility, mass action law, Einstein equation, diffusion constant of materials.

Basic semiconductor physics part-4 for ESE and GATE (in Hindi)

In this lesson intrinsic concentration, conductivity, current density and leakage current are discussed

(Hindi)Intrinsic concentration and conductivity ESE-E&T

In this lesson I'm going to discuss in continuation with leakage current, effect of temperature on leakage current, diffusion and diffusion current and total current and current density in a  semiconductor material.

(Hindi)Diffusion and diffusion current for ESE/IES-E&T

In this lesson we are going to study some basic difference in conductors, semiconductor and insulators, why carbon is not considered as a semiconductor material and also properties of Intrinsic semiconductor.

(Hindi)basic difference in conductors, semiconductors and insulators and intrisic semiconductor.

In this lesson I'm going to discuss the intrinsic semiconductor and some practice problems.

(Hindi) Intrisic semiconductor for ESE/IES

In this lecture I'm going to discuss the difference between direct band and indirect band semiconductor on the basis of E-k curve.

(Hindi)Direct band gap and indirect band gap semiconductors for ESE/IES

In this lesson I'm going to talk about doping in the semiconductor material and it's effect on semiconductor ,uniform doping and nonuniform doping.

(Hindi) What is doping and how it changes the properties of semiconductor material for ESE/IES

In this lesson I'm going to discuss the energy band for nonuniform doping, Ge-Si crystals and GaAs.

(Hindi) energy band for nonuniform doping and GaAs for ESE/IES.

Pursuing B.Tech in Electronics and Communication from Lovely Professional University,  M.D at Club Illuminati.

Suraj Kumar Singh

This course covers Digital Electronics and Logic Gates.

Course on Digital Electronics

ME in Electronics and Communication  from SRTMU,Nanded|Worked as a lecturer in Government Polytechnic College|Now educator at Unacademy.

Komal Shinde

Basic Electronic Components (Solid State Devices)

Pursuing BTech from Ajay kumar Garg Engineering College. Have a good experience in teaching. Love to travel, sing .

Vishesh Maheshwari

In signal processing, data compression, source coding, or bit-rate reduction involves encoding information using fewer bits than the original representation. Compression can be either lossy or lossless. This course is about various compression techniques, and related algorithms.

Data Compression Techniques and its Algorithm

Currently serving The Nation as IES Officer. Worked in BEL, ONGC and went to IIT Roorkee for M.Tech. I love reading, traveling and Cricket. 

Vipin Kumar

This course explains optical behaviour of Semiconductor,optical devices,display Devices, Lasers

(Hindi) Optoelectronics - ESE - E and T Engineering

1000+ GATE lectures•University Syllabus Coverage•M.tech, B.tech (ECE), Former automation engineer•Jony Ive Award’18, Top Educator’17

Jigyasa Singh

The weightage of Digital Electronics in GATE is 8-12 marks. Hence, Jigyasa is presenting a a course to cover an important topic of this subject i.e. IC fabrication process. She takes you through led, solar cell, photolithography, etching, gate questions and much more.

(Hindi) Part 4: Electronic Devices and Circuits - Special Diodes and IC Fabrication

#Gate Ranker # Mtech from JEC Jabalpur. use code " MACHINE20" to attend my Classes. I don't teach "I simply explain the topic."

Ravendra Yadav

In this course we will be discussing about the questions asked in 2016 ESE in E & T Engineering in Electronic Devices and circuits.

Lessons

12 lessons • 2h 46m

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Basics of semiconductor physics for upsc ESE- E&T part-(in Hindi)

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Course overview (in Hindi)

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Drift Current and Drift velocity for upsc ESE-E&T (in Hindi)

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Mobility and Effect of temperature and impurity dose on mobility for UPSC ESE (in Hindi)

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Basic semiconductor physics part-4 for ESE and GATE (in Hindi)

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(Hindi)Intrinsic concentration and conductivity ESE-E&T

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(Hindi)Diffusion and diffusion current for ESE/IES-E&T

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(Hindi)basic difference in conductors, semiconductors and insulators and intrisic semiconductor.

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(Hindi) Intrisic semiconductor for ESE/IES

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(Hindi)Direct band gap and indirect band gap semiconductors for ESE/IES

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