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  חומרים לא - לינארים באופטיקה ואלקטרוניקה
  Nonlinear Materials and Their Application in Optics & Electr                                         
0510-7702-01
הנדסה | ביה"ס להנדסת חשמל
סמ'  ב'1600-1800108וולפסון - הנדסהשיעור פרופ רוזנמן גיל
סילבוס מקוצר
משקל:                  2
דרישות קדם:         מבוא לפיזיקה של מוליכים למחצה
Polar dielectrics are a new generation of modern nonlinear electronical materials. They represent acentric crystals possesing some unique physical properties such as pyroelectricity, piezoelectricity, photorefractivity, linear and quadratic electro optical activity,high degree of optical nonlinearity. These properties make it possible to apply them in optical modulators and optical swiching devices, frequency doublers and parametric oscillators, X-ray and IR. uncooled imaging tubes, displays and new fully integrated computer memory. This coursecovers theory of nonlinear dielectrics, considers physical properties of polar materials, describes specific devices and systems and their applications in optical communication, quantum electronics, laser and optics.
Course description
This course is an introduction to modern field of nonlinear materials. It consists of two main parts.
 
A. Theoretical background of a basic knowledge in physics of nonlineaer dielectrics, ferroelectricity, piezoelectric and electrostrictive effects, linear (Pockels) and quadratic (Kerr) electrooptic effects, nonlinear optical effects and pyroelectric phenomenon including crystallography, symmetry aspect, theory of phase transitions and ferroelectric domains. Detail description of physics of dielectrics is combined with consideration of solid state physics of the using materials.
B. Applications of nonlinear materials is considered in the second part of Course. The unique properties of ferroelectrics and piezoelectrics such as pyroelectric, piezoelectric, electrooptic and nonlinear optical effects allow their wide using in optics and electronics. New ferroelectric computer memory, positioners in various analytic tools with nanometer resolution, electrooptic devices for optical communication technology, micromotors, acoustic and thermal imaging devices are presented.
The course is prepared in Power Pont format for delivering using computer and it represents course "on line" using Internet and contains last scientific and technological achievements. The materials presented in the course are based on the fundamental knowledge and recently published scientific papers taking from Internet Journals on Line, computer illustrations are combined with graphs, drawings and computer movies extracted from various Internet Websites demonstrated by leading laboratories and industrial companies in the field.
 

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