Electromagnetics
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The document covers fundamental concepts in antenna engineering and electromagnetics, focusing on Maxwell's equations and their applications. It explains key laws such as Gauss's, Faraday's, Biot-Savart's, and Ampere's laws, alongside vector operations and electric and magnetic field properties. Additionally, it addresses principles of divergence and curl, boundary conditions, and includes mathematical theorems relevant to the field.
![Electric field ( 전기장 ) 2. Explanations : electric field [V/m] Force: : electric flux ( 전속 ) density [C/m 2 ] : electric potential [V] (static) , gradient ( 경사 ) Energy: : permittivity ( 유전율 ) [F/m] Electricity](https://image.slidesharecdn.com/3-electromagnetics-120210032237-phpapp01/85/Electromagnetics-5-320.jpg)
![Magnetic field ( 자기장 ) : magnetic field intensity [A/m] : magnetic flux ( 자속 ) density [Wb/m 2 ] Force: : vector potential [Wb/m] , curl ( 회전 ) Energy : permeability ( 투자율 ) [H/m] Magnet 2. Explanations](https://image.slidesharecdn.com/3-electromagnetics-120210032237-phpapp01/85/Electromagnetics-6-320.jpg)
Electromagnetics
- 1. Antenna Engineering CHO, Yong Heui Electromagnetics
- 2. 1. Maxwell’s equations Basic equations ( 기본방정식 ) : Gauss( 가우스 )’s law : Faraday( 패러데이 )’s law : Biot-Savart( 비오 - 사바르 )’s law : Ampere( 앙뻬르 )’s law
- 3. 1. Maxwell’s equations Explanations
- 4. 2. Explanations Vector ( 벡터 ) Vector: magnitude + direction Coordinate ( 좌표계 ): Scalar: magnitude Real number ( 실수 ) Temperature Velocity
- 5. Electric field ( 전기장 ) 2. Explanations : electric field [V/m] Force: : electric flux ( 전속 ) density [C/m 2 ] : electric potential [V] (static) , gradient ( 경사 ) Energy: : permittivity ( 유전율 ) [F/m] Electricity
- 6. Magnetic field ( 자기장 ) : magnetic field intensity [A/m] : magnetic flux ( 자속 ) density [Wb/m 2 ] Force: : vector potential [Wb/m] , curl ( 회전 ) Energy : permeability ( 투자율 ) [H/m] Magnet 2. Explanations
- 7. Product ( 곱 ) Dot product, inner product Cross product, outer product Right screw Projection 2. Explanations
- 8. Gradient ( 경사 , 구배 ) Nabla (del), (static field) Peak detector Map 2. Explanations
- 9. Divergence ( 발산 ) Source detector, hole detector 2. Explanations Tap
- 10. Divergence ( 발산 ) Electric field Magnetic field 2. Explanations
- 11. Principle of divergence 2. Explanations
- 12. Curl ( 회전 ) Rotation detector 2. Explanations
- 13. Principle of curl 2. Explanations
- 14. Boundary conditions ( 경계조건 ) : continuity of normal D : continuity of tangential E : continuity of normal B : continuity of tangential H Sourceless system 2. Explanations
- 15. Continuity of E fields : continuity of normal D : continuity of tangential E Gauss’ divergence theorem Stokes’ theorem 2. Explanations
- 16. Continuity of H fields : continuity of normal B : continuity of tangential H Biot-Savart’s law Ampere’s law 2. Explanations