Compositional defects, Other Engineering

Assignment Help:

Q. Explain the compositional defects.

Ans. Compositional Defect: This defect due to

(a)    Alloying an element to original crystal.

(b)   Impuring atom during original crystallization.

These defects are responsible for functioning of most semiconductor devices.

A substitutional impurity defect is also a point defect in which a foreign atoms that substitutes for a parent atom in the crystal lattice e.g. in bras, zinc is a substitutional atom in the copper.

A interstitial impurity is a small sized atom occupying space between the regularity positioned atoms.


Related Discussions:- Compositional defects

Passive clearance control system - aircraft engine, Passive clearance contr...

Passive clearance control system : Compressor discharge air and HP compressor air provide cooling airflow to protect the turbine casing against rapid temperature changes. Th

Aerospace computational techniques, Bearing stresses are very common in aer...

Bearing stresses are very common in aerospace engineering.  It occurs on the surface of contact between any two structural members.  Bolts, pins, and rivets are classic examples of

Aerospace Engineering, Define the aircraft axes & degrees of freedom. Analy...

Define the aircraft axes & degrees of freedom. Analyse the different maneuvers that can be done by an aircraft.

Thermodynamics, show that heat and work are path functons

show that heat and work are path functons

Homework, Please explain how risk is taken into account for a financial ins...

Please explain how risk is taken into account for a financial instrument

Describe any three properties of mortars, QUESTION 1 a) Describe any th...

QUESTION 1 a) Describe any three properties of Mortars b) Each combination of coarse and fine aggregates has a specific water demand for a given mix fluidity or slump. What

Smoke control system, Smoke control system: Where smoke control is ins...

Smoke control system: Where smoke control is installed in a building it is usual for there to also be sprinkler protection to the building and its contents.  This is necessary

Capital structure - case study, The following is the capital structure of X...

The following is the capital structure of X ltd on 31st Dec2003

Electronic devices, give a criticalanalysis of a zener diodedata with suita...

give a criticalanalysis of a zener diodedata with suitable chracteristicsand applications

Methods of forging, Q. Describe briefly the following methods of forging : ...

Q. Describe briefly the following methods of forging :        (i) Drop forging        (ii) press forging Ans.  (i) Drop Forging: It is also called die

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd