• Rare EarthBoron Phase Equilibria | SpringerLink

    Rare earth (RE) borides are fascinating hightemperature materials with extremely interesting chemical and structural properties In spite of this, detailed studies of REB systems are rare As a result, many fundamental as well as potentially useful properties of these materials have not been examined One reason for this is that a solid coherent

  • Cited by: 91
  • (PDF) Rareearth–boron bonding and 4f state trends

    The B–B bonding, boron–rare earth coupling, and the changes in 4f states across the lanthanide series in RB4 (R=rare earth) compounds are studied using the correlated band theory LDA+U method

  • Boron isotopes and rare earth elements in the

    With boron isotopes, it is possible to identify whether a contamination source is anthropogenic and/or geogenic Furthermore, rare earth elements were analysed to identify possible anthropogenic input in groundwater, and the first REE (rare earth element) patterns from the study area were reported

  • Cited by: 8
  • Novel Rare Earth BoronRich Solids NASA/ADS

    The atoms of boron in the solids, like most of the boronrich solids, exist with icosahedral and octahedral clusters, and the whole crystal shows a layered structure The interconnected nine layers of icosahedron and three layers of octahedron in a unit cell build the whole framework of the new phase and rare earth metal atoms reside in voids of the octahedron layers

  • Cited by: 18
  • Rare Earth Metal Boron Carbide MBC Compounds

    Inorg Chem All Publications/Website OR SEARCH CITATIONS

  • Rareearth–boron bonding and 4f state trends in RB4

    The B–B bonding, boron–rare earth coupling, and the changes in 4f states across the lanthanide series in RB 4 R=rare earth compounds are studied using the correlated band theory LDA+U method A set of boron bonding bands that are well separated from the antibonding bands can be identified Separately, the “dimer B” 2p

  • Rareearthboron bonding and 4f state trends in RB 4

    The BB bonding, boronrare earth coupling, and the changes in 4f states across the lanthanide series in RB 4 ( R=rare earth) compounds are studied using the correlated band theory LDA+U method A set of boron bonding bands that are well separated from the antibonding bands can be identified Separately, the “dimer B” 2p z > orbital is nonbonding (viz, graphite and

  • Cited by: 24
  • On the grain‐boundary phase in iron rare‐earth boron

    Results of structural and microanalytical studies on sintered iron rare‐earth boron permanent magnets are presented in this paper It is shown that the structure of

  • Cited by: 137
  • Rare Earth Compounds (Oxides, Sulfides, Silicides,

    Rare Earth Compounds (Oxides, Sulfides, Silicides, Boron,︁) as Thin Films and Thin Crystals Physico‐Chemical Properties and Applications Place Aristide Briand, F‐92195 Meudon Cedex, France Please review our Terms and Conditions of Use and check box below to share fulltext version of article

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  • Rareearth–boron bonding and 4f state trends in RB4

    The B–B bonding, boron–rare earth coupling, and the changes in 4f states across the lanthanide series in RB 4 R=rare earth compounds are studied using the correlated band theory LDA+U method A set of boron bonding bands that are well separated from the antibonding bands can be identified Separately, the “dimer B” 2p

  • On the grain‐boundary phase in iron rare‐earth boron

    Results of structural and microanalytical studies on sintered iron rare‐earth boron permanent magnets are presented in this paper It is shown that the structure of the phase present at the two‐grain boundaries is the same as that of the phase at the three‐grain junctions; both are fcc with a lattice parameter of 524 Å It is also shown that this fcc phase is stabilized by the presence

  • (PDF) Magnetic properties of rare‐earth‐iron‐boron

    Magnetic properties of rare‐earth‐iron‐boron permanent magnet materials May 1985; Journal of Applied Physics 57(8):4094 4096; DOI: 101063/1 Source; IEEE Xplore; Authors: Masato

  • Synthesis of boron and rare earth stabilized graphene

    Boron and rare earth stabilized graphene (Gr) doped polyvinylidene fluoride (PVDF) nanofibers were synthesized by electro‐spinning method The structural and morphological properties of the nanofibers were characterized The morphological and structural behavior of the samples containing different amounts (0%, 01%, 03% and 05%) of Gr and

  • Sc, Y, LaLu Rare Earth Elements Compounds with

    The volume "Rare Earth Elements" C 11 deals with the compounds and systems of the rare earth elements with boron, Le, borides, borates, and associated alkali double compounds As in all earlier volumes of "Rare Earth Elements" Se ries C ("Seltenerdelemente" Reihe Cl,

  • (PDF) Thermoelectric and magnetic properties of rare

    rare earth elements (“ R ”), which are localized with 4f orbitals and readily contribute their outer shell electrons, stabilizing structures and forming varied metal – boron cluster compounds

  • Rare Earth neodymiumironboron (NdFeB) magnets,

    NeodymiumIronBoron – This is the most commonly used rare earth material The mills that produce this material are continually working on increasing the MGO Until recently, the MGO for NeodymiumIronBoron used in separation magnets is between 45 and 50

  • Rare Earth Compounds (Oxides, Sulfides, Silicides,

    Rare Earth Compounds (Oxides, Sulfides, Silicides, Boron,︁) as Thin Films and Thin Crystals Physico‐Chemical Properties and Applications M Gasgnier Laboratoire des Elements de Transitiondans les Solides, Equipe de Recherche 210, associé au C N R S, Bellevue

  • USA Rare Earth

    USA Rare Earth has also opened a rare earth and critical minerals processing facility in Wheat Ridge, Colorado and in April 2020 USA Rare Earth acquired the neodymium iron boron (NdFeB) permanent magnet manufacturing equipment formerly owned and operated in

  • Rare Earth Stocks: 11 Top Rare Earth Metal Companies

    There are 17 rare earth elements but cerium, neodymium, lanthanum, praseodymium, yttrium and dysprosium are the most commonly used If you’re looking to invest in cheap rare earth stocks, here are 11 publicly traded rare earth mining and refining companies stock to consider investing in: 1 MP Materials Corp (NYSE: MP)

  • RareEarth Magnets Boron Properties

    Information on RareEarth Magnets and the RareEarth Magnet Industry Home Up: Boron Atomic Number: 5: Atomic Symbol: B: Atomic Weight: 1081: Electron Configuration [He]2s 2 2p 1: History (Ar Buraq, Pers Burah) Boron compounds have been known for thousands of years, but the element was not discovered until 1808 by Sir Humphry Davy and by

  • (PDF) Magnetic properties of rare‐earth‐iron‐boron

    Magnetic properties of rare‐earth‐iron‐boron permanent magnet materials May 1985; Journal of Applied Physics 57(8):4094 4096; DOI: 101063/1 Source; IEEE Xplore; Authors: Masato

  • Sc, Y, LaLu Rare Earth Elements Compounds with

    The volume "Rare Earth Elements" C 11 deals with the compounds and systems of the rare earth elements with boron, Le, borides, borates, and associated alkali double compounds As in all earlier volumes of "Rare Earth Elements" Se ries C ("Seltenerdelemente" Reihe Cl,

  • Synthesis of boron and rare earth stabilized graphene

    Boron and rare earth stabilized graphene (Gr) doped polyvinylidene fluoride (PVDF) nanofibers were synthesized by electro‐spinning method The structural and morphological properties of the nanofibers were characterized The morphological and structural behavior of the samples containing different amounts (0%, 01%, 03% and 05%) of Gr and

  • IEC Standard for Rare earthironboron (REFeB)

    In this standard, the part of Rare earthironboron (REFeB) magnets’ magnetic properties and densities is shown in the table below In the REFeB magnets, the RE element is mainly neodymium (Nd), and the manufacturing method is a powder sintering process, so REFeB magnets are also known as sintered NdFeB magnets China supplies most of the

  • USA Rare Earth

    USA Rare Earth has also opened a rare earth and critical minerals processing facility in Wheat Ridge, Colorado and in April 2020 USA Rare Earth acquired the neodymium iron boron (NdFeB) permanent magnet manufacturing equipment formerly owned and operated in

  • Why rare earth magnets are vital to the global climate

    By the 1980s, researchers at Japan and the US separately developed a cheaper and stronger rare earth magnet: the neodymiumironboron (NdFeB) magnet Today, the NdFeB magnet accounts for the

  • Japan's rare earths strategy has lessons for US, Europe

    The most widely used rare earth permanent magnet, neodymiumironboron or NdFeB, uses the light rare earths neodymium and paseodymium The nittygritty of rare earth

  • Frontiers | Rare Earth Dopant (Nd, Gd, Dy, and Er

    The four dopants (Nd, Gd, Dy, and Er) substitutionally occupy the Li+ sites in lithium tetraborate (Li2B4O7: RE) glasses as determined by analysis of the extended Xray absorption fine structure The dopants are coordinated by 68 oxygen at a distance of 23 to 25 Å, depending on the rare earth The inverse relationship between the REO coordination distance and rare earth (RE) atomic

  • Rare Earth Stocks: 11 Top Rare Earth Metal Companies

    There are 17 rare earth elements but cerium, neodymium, lanthanum, praseodymium, yttrium and dysprosium are the most commonly used If you’re looking to invest in cheap rare earth stocks, here are 11 publicly traded rare earth mining and refining companies stock to consider investing in: 1 MP Materials Corp (NYSE: MP)

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