Physics

Speake Sensors and Co Ltd Speake Sensors and Co Ltd- Manufacture and supply Magnetic Field Sensors, used by a series of ASICS (Application Specific Integrated Circuits) for applications such as gaussmeters… VS MicroAnalytical VS MicroAnalytical- Vacuum Systems for Micro Analysis is a manufacturer of photo-electron mass spectrometers capable of fast quantity non-destructive chemical mapping. Based in UK. Jandel Engineering Jandel Engineering- Manufacture probes for resistivity test measurement of semiconductors, silicon wafers and thin metal films. Based in Leighton Buzzard, UK. E-magnets UK E-magnets UK- A specialist supplier of permanent magnets, including Neodymium magnets, ferrite magnets, alnico magnets and rubber magnets. Offers free advice and technical help. Hunan Kemeida Electric CO., LTD Hunan Kemeida Electric CO., LTD- Kemeida, manufacturer of lifting electromagnets, electromagnetic stirrer, cable reel, lifting magnets, hose reel, permanent magnetic separator, ga… Hirst Magnetic Instruments Ltd. Hirst Magnetic Instruments Ltd.- Manufactures a range of portable and handheld gaussmeters for measurement of magnetic flux densities. Kemo Filters Kemo Filters- Kemo produce a wide range of electronic signal filters, from simple filter modules to complex computer controlled multi-channel systems with gain. The Frog That Learned to Fly The Frog That Learned to Fly- Information on diamagnetic levitation from the High Field Magnet Laboratory at Radboud Universiteit Nijmegen. Maglev Net Maglev Net- News about maglev trains and magnetic levitation technology, information on proposed projects. Basic facts, images and videos about maglev trains. Magnet Science Experiments Magnet Science Experiments- A simple how-to for creating your own diamagnetic levitation experiments, complete with demonstration images and thorough explanations. Magnetic Levitation - Science is Fun Magnetic Levitation - Science is Fun- Magnetic levitation information, photos and links. Includes the article "What is a magnetic field?". Magnetic Levitation Magnetic Levitation- Magnetic levitation research at the University of Nottingham, England. Thompson Consulting Thompson Consulting- Magnetic suspensions and power electronics design. Maglev and Other Research of Dr. Marc T. Thompson Maglev and Other Research of Dr. Marc T. Thompson- Research interests of Marc T. Thompson, Ph.D., system design consultant and Professor of Electrical Engineering at Worcester Pol… Shanghai's Maglev: The World's Fastest Train Shanghai's Maglev: The World's Fastest Train- The future is here, in Shanghai, where the world's first maglev is up and running, reports Ron Gluckman. Urban Maglev Urban Maglev- Discussion group and news archive for those interested in low speed maglev ("urban maglev"), quiet trains designed for urban transit, with top service speeds usually… Maglev Quicklinks Maglev Quicklinks- Links to systems currently operational or under development. Magnetic Levitation Links and Experiments by Bill Beaty Magnetic Levitation Links and Experiments by Bill Beaty- Part of Bill Beaty's extensive science site. Sketches of the History of Electromagnetics Sketches of the History of Electromagnetics- Timeline of classical electromagnetism, including essays on main milestones in optics, magnetism, and electricity for the period of 30… The Great Magnet, the Earth The Great Magnet, the Earth- Commemorating the 400th anniversary of "De Magnete" by William Gilbert of Colchester. Historical Beginnings of Theories of Electricity and Magnetism Historical Beginnings of Theories of Electricity and Magnetism- A lecture from professor Michael Fowler at U of Virginia. Long and detailed. Orbiting Charge Model of Particles with Spin Orbiting Charge Model of Particles with Spin- Structure of the electron and Dirac particles with spin using classical physics. Magnetization Reversal Applet Magnetization Reversal Applet- The site provides an applet which calculates the coherent magnetization reversal of an uniformly magnetized particle, also referred to as the Stoner… Magnetic Fields Due to a Solenoid Magnetic Fields Due to a Solenoid- Simple description of magnetic fields produced by a solenoid. How Magnet is Made How Magnet is Made- Background, history, raw materials, and the manufacturing process of magnets. How Magnets Works How Magnets Works- This site describes various aspects of magnetism. Electricity and Magnetism Electricity and Magnetism- Prof. Walter Lewin's video lectures on electromagnetism. Electromagnetic Rotation Electromagnetic Rotation- Key physics experiments on electromagnetic rotation including that of Oersted, Faraday, Ampere, and Sidorovich. English and Russian versions. The site of… What is the Electron Spin? What is the Electron Spin?- The web based tutorial on electron properties, electromagnetism and related topics. Magnet Formulas Magnet Formulas- A small web site devoted to the vanishing art of practical magnet design without FEA (Finite Element Analysis). JAVA Tutorials: Capacitance JAVA Tutorials: Capacitance- An applet which allows the user to adjust the properties of a capacitor and observe the change in capacitance. JAVA Tutorial: Crookes Tube JAVA Tutorial: Crookes Tube- An applet demonstrating the experiment of Crookes to show electrons travel in straight paths. The MIT Course in Electromagnetism 2000 The MIT Course in Electromagnetism 2000- John Belcher's course explains what is happening in electromagnetic experiments. Electrodynamics Textbook Electrodynamics Textbook- An electrodynamics Internet textbook project presenting a new, modern, on-line textbook on advanced electrodynamics, free to download and to contribute t… Introductory Electromagnetics Introductory Electromagnetics- Dot and cross products, line integrals of vector fields, gradient of a scalar field, divergence and curl, working in different coordinate systems, C… Lessons in Electric Circuits Lessons in Electric Circuits- Online book by Tony R. Kuphaldt on dc and ac electric circuits, semiconductor devices, analog and digital circuits. Colin's Coilgun Site Colin's Coilgun Site- Detailed coilgun results and data to help others choose the most optimal parameters for their own project. World's Coilgun Arsenal World's Coilgun Arsenal- Provides brief introduction and links to websites on portable handheld coilguns. EM-15 Electromagnetic Coilgun EM-15 Electromagnetic Coilgun- The description, design and construction of a handheld coil gun rifle that is capable of launching a 0.30 caliber metallic projectile at adjustable … Coilgun Systems Coilgun Systems- Provides research, experimentation and detailed graphical examples on the various stages of developing a coilgun. Links to other relevant websites. Another Coilgun Site Another Coilgun Site- Powerful single and multiple stage desktop and portable coilguns. Featuring videos, construction design, circuit schematics, software support, and continuing… Electromagnetic Field Energy Electromagnetic Field Energy- Study by John Linus O’Sullivan. Critical Researches on General Electrodynamics Critical Researches on General Electrodynamics- English translation of Walter Ritz's 1908 criticism of Maxwell-Lorentz electromagnetic theory. Antigravity Technology - Superconductive Electromagnetic Engine Antigravity Technology - Superconductive Electromagnetic Engine- Presented the structure and principle of the almighty engine, "superconductive electromagnetic engine" that can cr… Correction of Maxwell's Equations Correction of Maxwell's Equations- The site proves that it was Hertz who gave the correct form of Maxwell's equations, as well as that the Faraday's law of electromagnetic inducti… The Electrical Vortex Non-Solenoidal Fields The Electrical Vortex Non-Solenoidal Fields- A mistake is found in electrodynamics: under transverse motion of a magnet the vortex electric fields can be unclosed and the flow of … Andrija Radovic Physics Pages Andrija Radovic Physics Pages- The site is written in the style of a text book, presenting every step and allowing a student to follow it through, understand it and know if it is … Electrodynamic Explanation of Ball Lightning Electrodynamic Explanation of Ball Lightning- Ball lightning is considered as self-closed alternating displacement current, which produces air luminescence (electroluminescence). BUYAMAG BUYAMAG- The company advertises their Kirlian Camera for taking pictures of invisible radiating energy fields that surround all living things. Charge, Attraction and Repulsion Charge, Attraction and Repulsion- Description of electric and magnetic charge in terms of UEF.