Amorphous and organic semiconductors

[arun babu]

please explain abt amorphous and organic semiconductors...their properties ...nature of classification ...examples..etc..

 

[berkeman]

please explain abt amorphous and organic semiconductors...their properties ...nature of classification ...examples..etc..

Tell us what you know so far. What sources of information have you been reading?

 

[arun babu]

Tell us what you know so far. What sources of information have you been reading?

i am sorry to say that i have no info on the topic...it is a part of our material science syllabi...but is not present in any texts i have looked into...

 

[berkeman]

i am sorry to say that i have no info on the topic...it is a part of our material science syllabi...but is not present in any texts i have looked into...

Google should be a helpful resource, and wikipedia has some good intro pages with links to more info:

http://en.wikipedia.org/wiki/Amorphous_semiconductor

http://en.wikipedia.org/wiki/Organic_semiconductor

.

 

[alphy]

Amorphous and organic semiconductors are two types of materials that have gained significant attention in the field of semiconductor research. Amorphous semiconductors refer to materials that do not have a regular crystal structure, unlike traditional semiconductors such as silicon. These materials are typically made up of atoms or molecules that are randomly arranged, leading to their lack of a well-defined crystal structure.

On the other hand, organic semiconductors are a type of semiconductor that is composed of organic molecules, typically carbon-based, rather than inorganic materials like silicon. These materials have attracted significant interest due to their potential for use in flexible and low-cost electronic devices.

One of the key properties of amorphous and organic semiconductors is their ability to conduct electricity under certain conditions. This property is crucial for their use in electronic devices such as transistors and solar cells. However, the conductivity of these materials is typically lower than traditional semiconductors, which can limit their applications.

The classification of these materials is based on their structure and composition. Amorphous semiconductors are classified based on their chemical composition, such as amorphous silicon (a-Si), amorphous germanium (a-Ge), and amorphous selenium (a-Se). On the other hand, organic semiconductors are classified based on their molecular structure, such as small molecules, polymers, and carbon nanotubes.

One of the main advantages of amorphous and organic semiconductors is their flexibility. Due to their lack of a crystalline structure, these materials can be easily deposited on flexible substrates, making them suitable for flexible electronics. Additionally, their low-cost production process also makes them attractive for use in large-scale electronic devices.

Some examples of amorphous semiconductors include amorphous silicon, which is widely used in thin-film transistors for LCD screens, and amorphous germanium, which has potential applications in solar cells. Organic semiconductors, on the other hand, have been used in organic light-emitting diodes (OLEDs) and organic photovoltaic cells.

In conclusion, amorphous and organic semiconductors are two types of materials with unique properties that make them suitable for various electronic applications. Their flexibility, low-cost production, and unique properties make them promising candidates for the development of new and innovative electronic devices. Further research and development in this field can lead