electromagnetism

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• - Interactive Java tutorial explaining the principles of electromagnetic induction.
  
• - Visualization of the electromagnetic field.
  
• - A demonstration of how a vacuum tube diode works.
  
• - This site includes information on how Van de Graaff Generators work, typical classroom demonstrations, and instructions for building one.
  
• - Main equations and formulas of electrostatics.
  
• - A brief explanation from How Stuff Works.
  
• - The differential forms research group at BYU is investigating the use of the calculus of differential forms in teaching and research. Differential forms have been used to express Maxwell's laws since early in this century, but many of the advantages of
  
• - Scientific instrument company specialising in Optical and Electronic Measurement Systems, UK.
  
• - An excerpt of a set of online course notes focusing on electricity and magnetism.
  
• - An overview of Maxwell's Equations and how they determine the speed of light.
  
• - Images of magnets and their uses, experiments, a discussion board about magnet-related topics, and an elementary primer on magnetism and magnetic physics.
  
• - Derivation and proof of the inertial properties of electrostatic and magnetostatic fields.
  
• - Explanation of principles and experiments, from How Stuff Works.
  
• - Provides a fully integrated line of tools, products and services in electrical engineering.
  
• - The true "left handed" material is described. In this medium, light waves are expected to exhibit a reverse Doppler effect.
  
• - A poster of all known ranges of EMR including gamma rays, x-rays, ultraviolet light, visible light, infrared, microwaves, radio waves.
  
• - A NASA site listing the various wavelengths of electromagnetic radiation.
  
• - The Foresight programme plans to take a broad view of the spectrum, from radio frequencies, through visible light, to x-ray, and its potential future exploitation.
  
• - Gamma induced currents in CdTe and CdZnTe semiconductor detectors equipped with ohmic contacts are not sensitive to hole trapping.
  
• - Research describing use of coherent soft X-rays for optics experiments, including Fresnel zone plates, to produce the smallest focused spot of electromagnetic waves for studies of biological and materials science specimens.
  
• - Educational information on electromagnetism, permanent magnets, and the application of magnetic materials. The site is maintained by the company Rare-Earth Magnetics.
  
• - ACES provides a forum for issues relevant to numerical modeling in applied electromagnetics.
  
• - A small web site devoted to the vanishing art of practical magnet design without FEA, including field formulas for simple conductor configurations, air core solenoids and Helmholtz Coils.
  
• - A virtual experiment on creating electric current with a changing magnetic field.
  
• - The company specializes in consulting on electromagnetic problems and in development of sophisticated software for electromagnetic simulations, as well as in data processing and visualization. Based in Tbilisi, Georgia.
  
• - Describes Lorentz scalars, covariant and contravariant vectors and tensors, and how to use relativistic notation to describe charge conservation and the inhomogenous wave equation for potentials.
  
• - Electromagnetic capacitor powered 20kJ rail gun research.
  
• - Surface electromigration refers to the directed motion of atoms (adatoms) at solid surfaces, grain boundaries and interfaces which is caused by an electric current in the bulk of the material. It is considered a key factor determining the reliability of
  
• - Description of Van de Graaff generators and static electricity, from How Stuff Works.
  
• - Provides analysis of some modern electrodynamics concepts including peculiarities and «white spots» in the model of an electromagnetic wave. The site is in English and Russian.
  
• - Description of Maxwell's equations.
  
• - Research in the high magnetic field facility in Nijmegen, the Netherlands.
  
• - Provides a numbered list of equations.
  
• - This site offers a variety of electronics and physics animations and visual aides for teachers or students.
  
• - Explanation of how compasses work and how to make your own, from How Stuff Works.
  
• - Principles of operation of silicon photovoltaic cells.
  
• - Authors' web pages for the textbook "Electromagnetism", by G. L. Pollack and D. R. Stump, published by Addison-Wesley.
  
• - Bharat radiation from excited atoms of radioisotopes and XRF sources is a new part of electromagnetic spectrum.
  
• - Online book which covers topics from ohms law to digital circuits. Contains interactive troubleshooting simulations.
  
• - Site devoted to projects utilizing static electricity (motors, generators) which are simple enough and can be relatively easily built.
  
• - Laboratory of Physical Fundamentals and Technologies of Wireless networks at Nizhny Novgorod State University, Russia.
  
• - A page of notes on advanced methods of electromagnetism
  
• - Research conducted at the University of Amsterdam utilizing x-ray magneto-optical techniques for the study of thin film and nanometric magnetic systems.
  
• - Website by Jeremy Smallwood on static electricity. Describes the physics phenomena, possible electrostatic damages, materials for electrostatic solutions, and standards. Gives advice on solution of common problems.
  
  

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