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Top / Science / Physics / Electromagnetism
Scientific instrument company specialising in Optical and Electronic Measurement Systems, UK. www.hovemere.com/ CEDRAT Provides a fully integrated line of tools, products and services in electrical engineering. www.cedrat.com/ VRML Gallery of Electromagnetism Visualization of the electromagnetic field. physics.syr.edu/courses/vrml/electromagnetism/ X-ray Optics and Microscopy at Stony Brook 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. xray1.physics.sunysb.edu/ Science Ebooks Ezine This site offers a variety of electronics and physics animations and visual aides for teachers or students. www.science-ebooks.com Applied Computational Electromagnetics Society ACES provides a forum for issues relevant to numerical modeling in applied electromagnetics. aces.ee.olemiss.edu/ CdTe Gamma Detectors Equipped With Ohmic Contacts Gamma induced currents in CdTe and CdZnTe semiconductor detectors equipped with ohmic contacts are not sensitive to hole trapping. members.tripod.com/~urila/cdte.htm Maxwell's Equations and Electromagnetic Waves An overview of Maxwell's Equations and how they determine the speed of light. www.phys.virginia.edu/classes/109N/more_stuff/Maxwell_Eq.html Electricity and Magnetism An excerpt of a set of online course notes focusing on electricity and magnetism. theory.uwinnipeg.ca/mod_tech/node83.html Electromagnetic Spectrum A NASA site listing the various wavelengths of electromagnetic radiation. imagine.gsfc.nasa.gov/docs/science/know_l1/emspectrum.html Paradoxes of Modern Electrodynamics 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. www.pwaves.0catch.com The Electromagnetic Field Tensor A page of notes on advanced methods of electromagnetism www.mth.uct.ac.za/omei/gr/chap4/node7.html Magnet Formulas 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. www.netdenizen.com/emagnet/ Electromagnetism Authors' web pages for the textbook "Electromagnetism", by G. L. Pollack and D. R. Stump, published by Addison-Wesley. www.pa.msu.edu/people/stump/EM/ Magnet University Educational information on electromagnetism, permanent magnets, and the application of magnetic materials. The site is maintained by the company Rare-Earth Magnetics. www.rare-earth-magnets.com/magnet_university/magnet_university.htm How a metal detector works Interactive Java tutorial explaining the principles of electromagnetic induction. micro.magnet.fsu.edu/electromag/java/detector/ Vacuum Tube Diode A demonstration of how a vacuum tube diode works. micro.magnet.fsu.edu/electromag/java/diode1/ Electromagnetic Induction A virtual experiment on creating electric current with a changing magnetic field. micro.magnet.fsu.edu/electromag/java/faraday2/ Basic Electronics Online book which covers topics from ohms law to digital circuits. Contains interactive troubleshooting simulations. science-ebooks.com/electronics/basic_electronics.htm Differential Forms in Electromagnetic Theory 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 forms as a tool for applied electromagnetics have only recently been discovered. www.ee.byu.edu/ee/forms/forms-home.html How an Electromagnet Works Explanation of principles and experiments, from How Stuff Works. www.howstuffworks.com/electromagnet.htm Electrodynamics in Relativistic Notation 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. electron6.phys.utk.edu/phys594/Tools/e%26m/summary/relativistic/relativistic.html How a Compass Works Explanation of how compasses work and how to make your own, from How Stuff Works. www.howstuffworks.com/compass.htm How Van de Graaff Generators Work Description of Van de Graaff generators and static electricity, from How Stuff Works. www.howstuffworks.com/vdg.htm Is it Possible to Generate Electricity Directly from Heat? A brief explanation from How Stuff Works. www.howstuffworks.com/question136.htm How Solar Cells Work Principles of operation of silicon photovoltaic cells. www.howstuffworks.com/solar-cell.htm Electromigration 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 integrated circuits. www.theo-phys.uni-essen.de/tp/forsch/krug.html Negative Permittivity and Permeability Material The true "left handed" material is described. In this medium, light waves are expected to exhibit a reverse Doppler effect. www.aip.org/enews/physnews/2000/split/pnu476-1.htm Electrostatics equations Main equations and formulas of electrostatics. electron6.phys.utk.edu/phys594/Tools/e&m/summary/electrostatics/electrostatics.html#Properties%20of%20conductors%20in%20electrostatic EMCoS - Electromagnetic Consulting and Software 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. www.emcos.com Electromagnetic Inertia Derivation and proof of the inertial properties of electrostatic and magnetostatic fields. www.mariner.connectfree.co.uk/html/e_m_inertia.html Maxwell's Equations Description of Maxwell's equations. rd11.web.cern.ch/RD11/rkb/PH14pp/node108.html Wondermagnet.com Images of magnets and their uses, experiments, a discussion board about magnet-related topics, and an elementary primer on magnetism and magnetic physics. www.wondermagnet.com/ Electromagnetic Radiation Spectrum Poster A poster of all known ranges of EMR including gamma rays, x-rays, ultraviolet light, visible light, infrared, microwaves, radio waves. unihedron.com/projects/spectrum/ Wireless Lab at Nizhny Novgorod University Laboratory of Physical Fundamentals and Technologies of Wireless networks at Nizhny Novgorod State University, Russia. www.wl.unn.ru Spin Science Research conducted at the University of Amsterdam utilizing x-ray magneto-optical techniques for the study of thin film and nanometric magnetic systems. www.science.uva.nl/research/cmp/goedkoop/group/index.html High Field Magnet Laboratory (HFML) Research in the high magnetic field facility in Nijmegen, the Netherlands. www.hfml.sci.ru.nl/ Static Electricity Projects Site devoted to projects utilizing static electricity (motors, generators) which are simple enough and can be relatively easily built. www.amasci.com/emotor/statelec.html The Van de Graaff Generator Website This site includes information on how Van de Graaff Generators work, typical classroom demonstrations, and instructions for building one. www.amasci.com/emotor/vdg.html PowerLabs Rail Gun Electromagnetic capacitor powered 20kJ rail gun research. www.powerlabs.org/railgun2.htm Electromagnetic spectrum redefined Bharat radiation from excited atoms of radioisotopes and XRF sources is a new part of electromagnetic spectrum. www.geocities.com/raomap/discovery5.html Static Electricity 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. homepages.pavilion.co.uk/jeremys/ Electromagnetic Railgun System Design, construction and theory of electromagnetic railgun. Matthew Massey's Web Site. www.matthewmassey.com/ EMF Shielding in Buildings Remediation of EMF interference in buildings. Custom designed, quality EMF shielding. brookesems.com.au Electricity from Lightning Site addresses the power of lightning, and the question of how to harness that power, whether there are substantial reasons not to. peswiki.com/index.php/Directory:Lightning_Power Other Search by Electromagnetism
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