SAIB THIAB ALWAN

is a Lecturer in the Department of Material Engineering, Engineering College, Diyala University, Diyala , Iraq .He  got(B.Sc.)at physics Science in 1992  from AL – Mustansyria university. In 1997, He  received Master Degree (M. Sc.) ,(very good). The title of the thesis [ A study of the optical and  electrical properties of (Znx Se1-x ) thin films prepared by thermal evaporation]. In 2008 , He  received   (Ph.D.) Degree,(very good) The title of the thesis [Simulation and measurements effect filler type and  multilayer on dielectric property of composite materials at ( X – Band ) region].

Research Interests:

RAM material, Met material , Microwaves

 


Timetable:

 

day

subject

المرحلة

Time

Sunday

materials extracted Laboratory

First

8.30 -12.30

Wednesday

Chemistry Laboratory

Second

10.30 -12.30

Wednesday

strength of material  Laboratory

Third

8.30 -10.30

Thursday

Semiconductor

Third

11.30-12.30

Thursday

The application of Semiconductor

Third

11.30-12.30

 

 


Lectures:

 

Lectures first course

Title of Lecture

  Third  class

 

 

 

Lectures one

Introduction ,energy band in solid ,Valence and condition bands.

Lectures two

Insulators , conductors and semiconductors atomic binding in semiconductors .

Lectures three

Electric properties of materials ,type of semiconductors ,statistics of metal and semiconductors.

Lectures four

Hole formation in semiconductors ,statistics of metal and semiconductors.

Lectures five

Fermi-level in intrinsic semiconductors ,Extrinsic semiconductors.

Lectures six

N-type semiconductors , P-type semiconductors ,Majority and minority  carriers.

Lectures seven

 Mobile charge carriers and immobile ion, Electron conductivity of metal.

Lectures eight

Conductivity of intrinsic and extrinsic semiconductors 

Lectures nine

Draft and diffusion ,P-N junction

Lectures ten

Formation of depletion layer junction or barrier voltage 

Lectures eleven

Energy band diagram of a P-N junction , The total width of the junction .

 
 
 
 

 

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