Physics Electromagnetism/Resources_and_Equipment

  • AC and DC Measurements of Magnetic Properties - The superconducting quantum interference device (SQUID) susceptometer of Magnavolt Technologies is one of the most sensitive instruments for measuring magnetic properties.
  • AMAC International Inc. - Manufactures advanced magnets, cryostats and SRF cavities. The company provides low cost equipment and a variety of services to scientific community of accelerators, superconductivity and cryogenics.
  • Antenna Systems - High efficiency wire antennas.
  • Bartington Instruments - Bartington Instruments manufacture fluxgate magnetometers, magnetic field sensors and magnetic susceptibility systems for soils and rocks
  • Books on Electromagnetics - Online bookstore for books on electromagnetics and relating subjects, links on the subject.
  • Educational Magnets from Indigo Instruments - Neodymium rare earth magnets, steel bar magnets and horseshoe/U-shape magnets for science education, industry and magic.
  • Electronic Filters - Real-world signals contain wanted and unwanted information. Therefore, some kind of electronic filtering technique must separate the two before processing and analysis can begin.
  • EMproto - Professional engineering services in Ontario, Canada. Numerical electromagnetics prototypes and analysis of antennas, scatterers and coupled structures in support of system design, troubleshooting and compliance assessment.
  • Fat Quarters Software and Electronics - Really slick magnetic field sensors. And the electronics to interface them.
  • Forcefield - Powerful Neodymium and Ceramic magnets and other products, sold new and surplus and at wholesale prices. Site also has a FAQ for magnets and electromagnetism, and magnetic demonstration images.
  • Group3 Technology Ltd. - Precision Magnetic Field measuring instruments, and fiber optically linked Distributed Control Systems.
  • Hocking NDT Ltd. - Company specializes in eddy current non destructive testing (NDT). An overview of NDT is provided, including theory pages on electromagnetics and practical applications.
  • Jandel Engineering - Manufacture probes for resistivity test measurement of semiconductors, silicon wafers and thin metal films. Based in Leighton Buzzard, UK.
  • Kemo Filters - Kemo produce a wide range of electronic signal filters, from simple filter modules to complex computer controlled multi-channel systems with gain.
  • Magmess Magnet - Over thirty years in magnetic field measuring and testing; products include gaussmeters, fluxmeters, and measuring coils
  • Magnet Enterprises International - MEI provides a broad spectrum of services that include design and manufacture of electromagnets for high energy physics, fusion research, hi-tech, medical, and other industrial applications.
  • Marine MT Instruments - Magneto Telluric instruments for marine geophysics can record high frequency data, combining magnetic field and electric field measurements. Located in Brest (France).
  • MetaMaterials - Electromagnetic complex materials with both negative real permittivity and permeability. The web site includes information and provides a forum for discussion.
  • National High Magnetic Field Laboratory at Florida State University - The NHMFL develops and operates high magnetic field facilities used for research in physics, biology, bioengineering, chemistry, geochemistry, biochemistry, materials science, and engineering.
  • Nijmegen High Field Magnet Laboratory - The HFML focuses on research in high magnetic fields. It is run by the Faculty of Science of the University of Nijmegen, Netherlands.
  • Nippon Ryutsu System Ltd. - Company advertises 120dB high-performance shielding material for electromagnetic waves.
  • Raytheon Test Laboratories - The environmental lab site (Fort Wayne, Indiana) presents Climatics/Dynamics Lab, EMI/TEMPEST Lab, and Antenna Range.
  • Serviciencia - Company supplies instruments and service for several fields in science. Special expertise is in magnetic instruments and screening, as well as medical related devices. Based in Spain.
  • Space Cryomagnetics Ltd. - Company provides a complete service from design, through assembly, to installation and commissioning. The focus is on custom-built and special magnets, but the company also supplies standard cryogenic equipment and consultancy services.
  • 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, vehicle detectors, compasses, magnetometers and gradiometers.
  • Spicer Consulting - Electron beams and electronic systems. Equipment for measuring and cancelling magnetic fields in the environment of electron microscopes.
  • Stangenes Industries, Inc. - Transformers, current transformers, voltage dividers, electromagnets, X-ray power supplies, pulse forming networks.
  • Stefan Mayer Instruments - Fluxgate magnetometers, magnetic field compensation systems (active magnetic shielding), and magnetic permeability meters.
  • 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.

    What is the electron spin?
    Electron spin is the electron's electromagnetic field angular momentum

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