Cleared GATE 2017/2018/2019, teaching experience of 3 years,have persued Mtech from Guru Nanak Dev Uni & Btech from Punjab Technical Uni

Geetanjali Ralh Singh

This course covers the concepts of - Intrinsic and extrinsic semiconductors and their structure, doping, doping concentration and charge carriers formula, current Density equation, minimum Conductivity

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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English

Semiconductor Basics : GATE (ECE)

Semiconductor Physics

Electronic Devices

GATE & ESE - EE, EC

GATE, ESE and IIT-JAM

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Test Preparation

Energy gap diagram, intrinsic and extrinsic semiconductors

Introduction to Semiconductors

Thermal voltage, mobility variations and formula, Einsteins equation, mass action law

Semiconductors - Mass Action Law, Einsteins Equation, Mobility of Charge Carriers

Diffusion and Drift current density, total current density of semiconductor, Leakage current, Conductivity of semiconductor

Semiconductor - Diffusion and Drift Current, Current Density, Leakage Currents

Semiconductors basics- why silicon preferred over germanium, Gallium Arsenide, Direct and indirect band gap semiconductors, cutoff wavelength for semiconductor, Minority carrier injection.

Direct Band Gap and Indirect Band Gap Semiconductors, Gallium Arsenide, Minority Carrier Injection

Formulas of majority and minority carriers concentration for p type, n type and compensated semiconductor

Majority and Minority Carriers Concentration of P Type, N Type and Compensated Semiconductor

Minimum Conductivity formula, holes and electrons concentration, donor and acceptor impurities concentration at minimum Conductivity.

Minimum Conductivity in Semiconductors

Hall effect - Hall coffecient, hall voltage, hall angle. Conductivity of semiconductor v/s temperature.

Conductivity v/s Temperature and Hall Effect

Generation rate, recombination rate, effect of Light on Intrinsic and Extrinsic semiconductor, low level injection concept, uniform and non uniform doping.

Effect of Light on Intrinsic and Extrinsic Semiconductors

Fermi Energy, Fermi Dirac function, 
Concentration of electrons in conduction band, 
holes in valance band in terms of fermi energy

Fermi Energy, Fermi Dirac Function

Variation of Fermi Energy Level with temperature and its mathametical analysis

Variation of Fermi Energy Level with temperature

Change in Fermi Energy Level of extrinsic semiconductors with change in Doping and shift of Fermi level with respect to intrinsic Fermi Energy Level.

Variation of Fermi Energy Level with change in Doping

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

11 lessons • 2h 20m

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Introduction to Semiconductors

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Semiconductors - Mass Action Law, Einsteins Equation, Mobility of Charge Carriers

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Semiconductor - Diffusion and Drift Current, Current Density, Leakage Currents

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Direct Band Gap and Indirect Band Gap Semiconductors, Gallium Arsenide, Minority Carrier Injection

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Majority and Minority Carriers Concentration of P Type, N Type and Compensated Semiconductor

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Minimum Conductivity in Semiconductors

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Conductivity v/s Temperature and Hall Effect

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Effect of Light on Intrinsic and Extrinsic Semiconductors

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Fermi Energy, Fermi Dirac Function

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Variation of Fermi Energy Level with temperature

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