Impure semi conductor material are called extrinsic semi conductor as there a small quantity of foreign particle is present.
Two types of impurities are added to an extrinsic semi conductor.
When impurities belonging to third group are called as trivalent or acceptor impurities such as boron, aluminum, indium or gallium when these impurities are added in pure semi conductors they form p-type semi conductor.
And similarly when impurities belonging to group fifth called as penta valent or donor impurities such as arsenic, antimony, bismuth or phosphorus are added to a semi conductor they form N-type semi conductor .
The addition of arsenic to germanium makes it an extrinsic semiconductor (option a). This is because arsenic acts as a dopant, introducing free charge carriers (electrons) into the germanium, which enhances its electrical conductivity compared to intrinsic germanium.
Extrinsic
Those semiconductors in which some impurity atoms are embedded are known as extrinsic semiconductors.
Skinner
abayot
Extrinsic
impure conductor
The addition of arsenic to germanium makes it an extrinsic semiconductor (option a). This is because arsenic acts as a dopant, introducing free charge carriers (electrons) into the germanium, which enhances its electrical conductivity compared to intrinsic germanium.
semiconductors are the conducors they are partially conduct electricity. And we can increase therir conductivity by using various method . They are Intrinsic method and extrinsic method . Intrinsic method is heating the semiconducter . Extrinsic method is doping. By using this method the conductivity of semiconductors is rapidly increases. Then we use semiconductors are prefferd to conductors
Extrinsic
An extrinsic motivator
Extrinsic is external; intrinsic is internal.
No, extrinsic properties are not physical properties. Extrinsic properties refer to characteristics that are not inherent to an object but are instead dependent on external factors or conditions. Examples include color, weight, and odor.
Extrinsic factors are outside influences.
Extrinsic membrane Extrinsic membrane
Extrinsic sugar is free in foods or it is added, it's not natural.
If the condition has an identifiable cause, it is designated as extrinsic.