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Magnets without any metal
Electromagnetic News Report; 1/1/2002; Anonymous; 128 words
; ... scientists in Russia have discovered. This runs counter to all expectations. Carbon compounds have been shown to exhibit ferromagnetism - but only when very cold. But the researchers report in the journal Nature that they stumbled on a form of polymerized ...
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University of Arkansas.(BRIEFS)(Brief article)
Advanced Materials & Processes; 5/1/2007; 43 words
; University of Arkansas researchers have created a nanoscale structure that contains both magnetic and superconducting properties at the same time. Their results show an interplay between ferromagnetism and superconductivity that had never been documented before. www.uark.edu
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Hybrid supports magnetism and conduction.(Brief Article)
Chemistry and Industry; 12/4/2000; 312 words
; ... first successful attempt to combine metallic conductivity and ferromagnetism in a single molecular material'. The material, which is described ... eventually lead to the development of materials that will combine ferromagnetism and superconductivity.
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Permanent Magnet and Electromechanical Devices: Materials, Analysis, and Applications
Mechanical Engineering; 5/1/2002; Anonymous; 116 words
; ... set forth in this book. There is extensive discussion of several key topics of applied magnetics, including the theory of ferromagnetism, a survey of magnetic materials, electromagnetic field theory, magnetostatic analysis, magnetic circuit theory, the design ...
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Imitating iron's magnetism; researchers report the first steps on the road to plastic magnets.
Science News; 4/18/1987; Peterson, Ivars; 1926 words
; ... This type of magnetic effect is called ferromagnetism. Because ferromagnetism is apparent only if a sufficiently large ... the material's magnetic character, and the ferromagnetism disappears. Once you begin to have some ...
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Multifunctional Shape Memory Alloy.(ferromagnetic alloy )(Brief Article)
Japanese New Materials; 4/1/2001; 199 words
; ... crystal transformation in the ferromagnetic temperature domain. The metals within this alloy do not of themselves generate ferromagnetism, but the alloy has a Heuslar type crystal structure that is ferromagnetic. The researchers produced the Ni-Mn-Ga alloy to ...
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Magnetic field processing enables microstructure control.(FORMING/PROCESSING)
Advanced Materials & Processes; 4/1/2005; 230 words
; ... nanomaterials. Because essentially all materials have some form of ferromagnetism or paramagnetism, magnetic field processing is directly ... being studied initially because this alloy family exhibits ferromagnetism over part of its temperature range of stability, and therefore ...
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Magnetism in atomic clusters. (small clusters of rhodium atoms display magnetism close to that of nickel) (Brief Article)
Science News; 5/7/1994; Peterson, Ivars; 274 words
; ... usual. But previous attempts to detect ferromagnetism in clusters of normally nonmagnetic ... managed to detect various levels of ferromagnetism in these samples. The magnetism was ... However, they found no evidence of ferromagnetism in clusters of ruthenium and palladium ...
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Ultra-lightweight nano-foam.(Nanotechnology)
Advanced Ceramics Report; 6/1/2004; 277 words
; ... mg.[cm.sup.-3]. The material is a nano-foam of carbon clusters and is said to be the first form of pure carbon to display ferromagnetism, albeit temporary, at room temperature. Potential applications for the foam include spintronics and medical imaging, according ...
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IS A NON-TRANSITION ELEMENT NITRIDE FERROMAGNET EVER ACHIEVABLE? INDICATION OF THE N-N PAIRING INSTABILITY
Collection of Czechoslovak Chemical Communications; 11/1/2006; Grochala, Wojciech; 1594 words
; ... the cubic ferromagnetic polymorph (CaN) postulated before, both at 0 and 100 GPa. Keywords: Main group elements; Nitrides; Ferromagnetism; Density functional calculations. Predictions of new materials with desired properties, using methods of quantum chemistry ...
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