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Topic: Neodymium


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  What Are Neodymium Magnets?
Neodymium magnets are also known as Neodymium-Iron-Boron or Nd-Fe-B or NIB super magnets since they are composed of these elements.
Neodymium magnets, unlike previous high strength magnets like tiny cobalt-samarium magnets, are priced very low and can be afforded by educators and experimenters on their limited budgets.
Neodymium magnets are very corrosive and hence have to be handled carefully.
www.whatareneodymiummagnets.com   (470 words)

  
  Neodymium - Wikipedia, the free encyclopedia
Neodymium is a chemical element in the periodic table that has the symbol Nd and atomic number 60.
Neodymium salts are used as a colourant for enamels.
He separated neodymium, as well as the element praseodymium, from a material known as didymium by means of spectroscopic analysis; however, it was not isolated in relatively pure form until 1925.
en.wikipedia.org /wiki/Neodymium   (648 words)

  
 Neodymium magnet - Wikipedia, the free encyclopedia
Neodymium magnets are used for the transducers in the earphones included with Apple's popular iPod music player, as well as in numerous other high-fidelity headphones or buds.
Even a small neodymium magnet is powerful enough to destroy the contents of a floppy disc to such an extent that the information is unrecoverable, a guarantee not present with techniques such as formatting the disk.
Neodymium magnets are often strong enough to not only magnetize color CRT shadow masks, but also physically deform the mask itself.
en.wikipedia.org /wiki/Neodymium_magnet   (648 words)

  
 AllRefer.com - neodymium, Compound & Element (Compounds And Elements) - Encyclopedia
Neodymium is present in the minerals monazite and bastnasite.
Neodymium is one of several metals in an alloy commonly used in cigarette lighter flints.
The earth didymia is a mixture of the oxides of neodymium and praseodymium.
reference.allrefer.com /encyclopedia/N/neodymiu.html   (292 words)

  
 Neodymium (Nd) - Chemical properties, Health and Environmental effects
Neodymium is one of the rare chemicals, that can be found in houses in equipment such as colour televisions, fluorescent lamps, energy-saving lamps and glasses.
Neodymium is used in coloring glasses (didymium glass) able to adsorb the yellow sodium glare of the flame.
Neodymium is the second most abundant of the rare-earth elements (after cerium) an is almost as abundant as copper.
www.lenntech.com /Periodic-chart-elements/Nd-en.htm   (444 words)

  
 Neodymium: Facts and details from Encyclopedia Topic   (Site not responding. Last check: 2007-10-17)
Neodymium is a chemical element[Follow this hyperlink for a summary of this subject] in the periodic table[For more, click on this link] that has the symbol Nd and atomic number atomic number quick summary:
Didymium is a mixture of the elements praseodymium and neodymium....
Neodymium salts are used as a colourant for enamel[For more facts and a topic of this subject, click this link]s.
www.absoluteastronomy.com /encyclopedia/n/ne/neodymium.htm   (3759 words)

  
 Rare-Earth Magnets - Neodymium Properties
Neodymium is present in misch metal to the extent of about 18%.
The element may be obtained by separating neodymium salts from other rare earths by ion-exchange or solvent extraction techniques, and by reducing anhydrous halides such as NdF3 with calcium metal.
Neodymium exists in two allotropic forms, with a transformation from a double hexagonal to a body-centered cubic structure taking place at 863oC.
www.rareearth.org /neodymium_properties.htm   (337 words)

  
 Neodymium   (Site not responding. Last check: 2007-10-17)
Neodymium, a member of the lanthanide series of elements, is a silvery-white rare-earth metal.
Commercial-grade neodymium is obtained from monazite sand, which is a mixture of phosphates of calcium, thorium, cerium, and is often 50% rare-earth by weight.
Neodymium is also used to make special glass that transmits the tanning rays of the sun but not the unwanted heat rays.
nobel.scas.bcit.ca /resource/ptable/nd.htm   (217 words)

  
 Neodymium — History, Properties and Applications
Neodymium is found in misch metal for which it comprises about 18%.
Perhaps the main use for neodymium is as a colourant for glasses.
Neodymium containing glasses can be used for astronomical work to sharp bands for the calibration of spectral lines, filter for infrared radiation and as an alternative to ruby in lasers for producing coherent light.
www.azom.com /details.asp?ArticleID=1595   (365 words)

  
 Euphonic Audio || Technology: Neodymium Magnets
Neodymium, or Neo, is the new buzzword among speaker manufacturers, and well it should be.
Neodymium magnets that have suffered heat fatigue are permanently damaged.
The EA Neodymium drivers employ an aluminum heat sink with a center phasor that cools the motor structure and smoothes the speaker response.
www.euphonicaudio.com /2005/technology/neo_magnets.htm   (411 words)

  
 American Elements: Neodymium Supplier & Technical Information
Neodymium is available as metal and compounds with purities from 99% to 99.999% (ACS grade to ultra-high purity); metals in the form of foil, sputtering target, and rod, and compounds as submicron and nanopowder.
Neodymium has a strong absorption band centered at 580 nm, which is very close to the human eye's maximum level of sensitivity making it useful in protective lenses for welding goggles.
Neodymium is included in many formulations of barium titanate, used as dielectric coatings and in multi-layer capacitors essential to electronic equipment.
www.americanelements.com /nd.html   (154 words)

  
 Chemistry : Periodic Table : neodymium : key information
Neodymium is present in misch metal to the extent of about 18%.
Neodymium is one of the more reactive rare-earth metals and quickly tarnishes in air, forming an oxide that spalls off and exposes the metal to further oxidation.
Neodymium metal is available commercially so it is not normally necessary to make it in the laboratory, which is just as well as it is difficult to isolate as the pure metal.
www.webelements.com /webelements/elements/text/Nd/key.html   (395 words)

  
 K&J Magnetics - Frequently Asked Questions - FAQ
Neodymium magnets are the strongest of the rare earth magnets and are the strongest permanent magnets in the world.
Neodymium magnets are the strongest and most permanent magnets known to man. If they are not overheated, neodymium magnets will lose only about 1% of their strength over 10 years - not enough for you to notice unless you have very sensitive measuring equipment.
Neodymium magnets are actually composed of neodymium, iron and boron (they are also referred to as NIB magnets).
www.kjmagnetics.com /faq.asp   (2847 words)

  
 It's Elemental - The Element Neodymium
He separated neodymium, as well as the element praseodymium, from a material known as didymium.
Neodymium is also a component of didymium glass, which is used to make certain types of welder's and glass blower's goggles.
Neodymium is added to glass to remove the green color caused by iron contaminants.
education.jlab.org /itselemental/ele060.html   (170 words)

  
 neowhatsis
I will be using the term "neodymium glass" throughout this article and it is meant to encompass all of this type of glass.
The dichroic, (which means having or showing two colors), characteristic of neodymium glass is attributable to the use of neodymium oxide (Nd) in the glass batch.
The development of neodymium glass is attributed to Leo Moser, of Moser glass, in collaboration with Professor Quasebart of Berlin and Professor Turner of Sheffield, England, around 1920.
www.mindspring.com /~reyne/neowhatsis.html   (1345 words)

  
 Neodymium magnets & rare earth magnets
With an abundance of raw materials, relatively low cost, and maximum magnetic characteristics Neodymium is well on its way to supplanting some of the more traditional magnetic materials in many of today's design applications.
Neodymium magnets can be susceptible to demagnetization if exposed to extreme temperatures.
Neodymium magnets also have a high iron content, which makes them susceptible to oxidation.
www.rochestermagnet.com /store.asp?pid=5250   (240 words)

  
 Neodymium - Periodic Table of the Elements
Neodymium was discovered by Carl F. Auer von Welsbach (Austria) in 1885.
Neodymium is made from electrolysis of its halide salts, which are made from monazite sand.
Neodymium is used to create some of the most powerful permanent magnets on Earth, known as NIB magnets they consist of neodymium, iron, and boron.
www.ktf-split.hr /periodni/en/nd.html   (173 words)

  
 High Output NeoGold Neodymium Disk Magnets
Our Neodymium High Output Magnetic Disks are used for deep penetration over hips, upper back, neck, etc. They may be secured with surgical tape or used in pairs (one against the skin, a second "sandwiched" outside garment) for easy mounting.
The Neodymium High Output Magnetic Disks are recommended for use on trigger points such as in the shoulder area.
The 1/2 inch Neodymium High Output Magnetic Disks are excellent for pain in the joints of fingers.
www.synergyforlife.com /neo.html   (325 words)

  
 Neodymium   (Site not responding. Last check: 2007-10-17)
Neodymium is used in very powerful permanent magnets - Nd2Fe14B.
Neodymium magnets appear in products such as in-ear headphones and computer hard drives.
Neodymium is never found in nature as the free element; rather, it occurs in ores such as monazite sand ((Ce,La,Th,Nd,Y)PO4) and bastnasite ((Ce,La,Th,Nd,Y)(CO3)F) that contain small amounts of all the rare earth metals.
neodymiummagnets.info /neodymium.php   (632 words)

  
 Neodymium ( NdFeB ) Magnets
Neodymium permanent magnets (Nd-Fe-B) are composed of neodymium, iron, boron and a few transition metals.
Neodymium magnets are very brittle and very strong magnetically.
Since neodymium magnet material is prone to chipping and cracking, it does not lend itself to conventional machining methods.
www.allmagnetics.com /neodymium.htm   (311 words)

  
 Q-tuners: World's first neodymium guitar and bass pickups.
Q-tuners: World's first neodymium guitar and bass pickups.
Q-tuners are the world's first neodymium powered pickups for guitar and bass.
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www.q-tuner.com   (70 words)

  
 Neodymiumarium
Neodymium Iron Boron (NIB) magnets are extremely powerful, and allow effects to be seen that aren't possible with normal iron or ferrite magnets.
Neodymium magnets can also be found in certain "in-the-ear" type headphones and upmarket in-car speakers.
There is a large Neodymium magnet at the top, which applies a lifting force to a smaller magnet, which is placed in a slot in a block of diamagnetic graphite.
www.electricstuff.co.uk /neodym.html   (1450 words)

  
 Neodymium   (Site not responding. Last check: 2007-10-17)
Neodymium, Nd, is a silvery metallic element, which is found in the lanthanide series of inner transition metals in Group IIIa of the periodic table.
Neodymium is prepared by reducing anhydrous neodymium fluoride with calcium.
Neodymium is a soft malleable silvery metal, which oxidises rapidly in air.
www.ucc.ie /ucc/depts/chem/dolchem/html/elem/elem060.html   (103 words)

  
 recover neodymium from magnetic waste
Then the neodymium gradually moves into the magnesium at the interface between the iron compound and the liquid magnesium.
Over time, the composition of neodymium in the magnesium rises at a fairly constant rate and is spread evenly throughout the liquid, while the width of the transitional, two-phase region increases.
In addition to recovering the neodymium, the leftover iron-boron scrap could be recycled as well, particularly for low-grade iron castings where composition isn’t critical.
www.external.ameslab.gov /news/Insider/insider6-01neodymium.htm   (720 words)

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