Electromagnetic Wave Theory Kong Pdf Download
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How to Download Electromagnetic Wave Theory by Jin Au Kong for Free
Electromagnetic Wave Theory is a classic textbook on the subject of electromagnetic waves, written by Jin Au Kong, a professor of electrical engineering at MIT. The book covers topics such as plane waves, wave propagation in various media, scattering, diffraction, and guided waves. It also includes many examples and exercises to help students master the concepts and applications of electromagnetic wave theory.
If you are looking for a free PDF download of this book, you may be disappointed to find out that it is not legally available online. The book is protected by copyright and you need to purchase a copy from a reputable publisher or seller. However, there are some ways you can access the book without breaking the law or spending money.
One option is to borrow the book from a library. Many libraries have physical or digital copies of the book that you can check out for a limited period of time. You can use the WorldCat website to find a library near you that has the book in its collection. You may need to have a library card or membership to borrow the book.
Another option is to use a scholarly database or repository that offers free access to academic books and papers. Some examples are Semantic Scholar, Internet Archive, and Scribd. These websites may have partial or full versions of the book that you can view or download for personal use. However, you should be aware that the quality and accuracy of these copies may vary and they may not be updated with the latest editions or revisions.
A third option is to contact the author or publisher directly and request a copy of the book. Sometimes, authors or publishers may be willing to share their work for free or at a discounted price for educational or research purposes. You can find the contact information of Jin Au Kong on his MIT webpage and the contact information of Wiley, the publisher of the book, on their website. You should be polite and respectful when making your request and explain why you need the book and how you intend to use it.
These are some of the ways you can download Electromagnetic Wave Theory by Jin Au Kong for free. However, we recommend that you support the author and publisher by buying a legal copy of the book if you can afford it. This way, you can ensure that you get the best quality and most up-to-date version of the book and also contribute to the advancement of science and engineering.
Why is Electromagnetic Wave Theory Important
Electromagnetic wave theory is the branch of physics that studies the behavior and interaction of electromagnetic waves with matter and fields. Electromagnetic waves are oscillating electric and magnetic fields that propagate through space and time. They can have different frequencies, wavelengths, amplitudes, polarizations, and phases. Some examples of electromagnetic waves are radio waves, microwaves, infrared rays, visible light, ultraviolet rays, X-rays, and gamma rays.
Electromagnetic wave theory is important because it explains many natural phenomena and enables many technological applications. For instance, electromagnetic wave theory helps us understand how the Sun emits light and heat, how the Earth's atmosphere filters out harmful radiation, how the human eye perceives colors, how magnets attract or repel each other, and how electric currents generate magnetic fields. Moreover, electromagnetic wave theory enables us to design and use devices that manipulate electromagnetic waves for various purposes, such as communication, computation, sensing, imaging, diagnosis, treatment, and energy conversion.
What are Some Applications of Electromagnetic Wave Theory
Electromagnetic wave theory has a wide range of applications in various fields of engineering and science. Here are some examples:
Wireless and optical communications: Electromagnetic wave theory allows us to transmit and receive information over long distances using radio waves, microwaves, or optical fibers. For example, we can use cell phones, Wi-Fi routers, satellites, or lasers to communicate with each other or access the Internet.
Circuits, computer interconnects and peripherals: Electromagnetic wave theory helps us design and analyze circuits that process electrical signals using resistors, capacitors, inductors, transistors, diodes, LEDs, etc. For example, we can use circuits to perform logic operations, amplify signals, convert analog to digital signals, or control motors. We can also use electromagnetic wave theory to optimize the performance and reliability of computer interconnects and peripherals that transfer data between different components of a computer system.
Microwave communications and radar: Electromagnetic wave theory enables us to generate and detect microwave signals that have high frequency and short wavelength. For example, we can use microwave signals to cook food in a microwave oven, measure the speed of a moving object using a radar gun, or locate objects using a radar system.
Antennas: Electromagnetic wave theory helps us design and operate antennas that radiate or receive electromagnetic waves efficiently and directionally. For example, we can use antennas to broadcast or receive radio or TV signals, communicate with satellites or spacecrafts, or scan the sky for astronomical observations.
Sensors: Electromagnetic wave theory allows us to measure physical quantities or properties using electromagnetic waves as probes. For example, we can use sensors to detect temperature changes using infrared thermometers,
detect metal objects using metal detectors,
detect gas leaks using infrared cameras,
detect blood flow using Doppler ultrasound,
or detect brain activity using electroencephalography (EEG).
Micro-electromechanical systems (MEMS): Electromagnetic wave theory enables us to create micro-scale devices that integrate electrical and mechanical components using electromagnetic forces. For example,
we can use MEMS to create microphones,
or optical switches.
Power generation and transmission: Electromagnetic wave theory helps us generate and transmit electrical power using electromagnetic induction or radiation. For example,
we can use generators to convert mechanical energy into electrical energy using magnetic fields,
we can use transformers to change the voltage and current of alternating current (AC) using magnetic induction,
or we can use solar panels to convert solar radiation into electrical energy using photovoltaic effect. ec8f644aee