Search Results - "STADELMAIER, H. H."

Room temperature ferromagnetic properties of (Ga, Mn)N by Reed, M. L., El-Masry, N. A., Stadelmaier, H. H., Ritums, M. K., Reed, M. J., Parker, C. A., Roberts, J. C., Bedair, S. M.

“…Dilute magnetic semiconductor GaN with a Curie temperature above room temperature has been achieved by manganese doping. By varying the growth and annealing…”
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A new perspective on permafrost boundaries in France during the Last Glacial Maximum by Stadelmaier, Kim H, Ludwig, Patrick, Bertran, Pascal, Antoine, Pierre, Shi, Xiaoxu, Lohmann, Gerrit, Pinto, Joaquim G

“…During the Last Glacial Maximum (LGM), a very cold and dry period around 26.5–19 kyr BP, permafrost was widespread across Europe. In this work, we explore the…”
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Last Glacial Maximum active layer thickness in Western Europe, and the issue of ‘tundra gleys’ in loess sequences by Bertran, Pascal, Stadelmaier, Kim H., Ludwig, Patrick

“…Late Marine Isotope Stage (MIS) 3 and MIS 2 loess–palaeosol sequences in Western Europe comprise alternating loess layer and 3‐ to 30‐cm‐thick bleached soil…”
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Nd–Fe–B permanent magnets a quarter century later: implications for patentability by Stadelmaier, Hans H.

“…Events are described that precede the announcement of the high performance permanent magnets based on the neodymium-iron boride Nd Fe B. When accounts of…”
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Room temperature magnetic (Ga,Mn)N: a new material for spin electronic devices by Reed, M.L, Ritums, M.K, Stadelmaier, H.H, Reed, M.J, Parker, C.A, Bedair, S.M, El-Masry, N.A

“…A new dilute magnetic semiconductor (Ga,Mn)N grown by metal organic chemical vapor deposition (MOCVD) is reported. Vibrating sample magnetometer (VSM) and…”
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Changes in Atmospheric Dynamics Over Dansgaard‐Oeschger Climate Oscillations Around 40 ka and Their Impact on Europe by Stadelmaier, Kim H., Ludwig, Patrick, Pinto, Joaquim G., Újvári, Gábor

“…Dansgaard‐Oeschger (D‐O) climate variability during the last glaciation was first evidenced in ice cores and marine sediments, and is also recorded in various…”
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Magnetic properties of materials by Stadelmaier, H.H

“…A number of interactions between magnetic fields and matter is reviewed. The resulting forces range in magnitude from the very large, obtained in high-energy…”
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Permanent magnet alloys based on Sm2Co17; phase evolution in the quinary system Sm–Zr–Fe–Co–Cu by Stadelmaier, H. H., Goll, D., Kronmüller, H.

“…In the five-component permanent magnets based on Sm Co the formation of the familiar microstructural features (2 : 17 cell, 1 : 5 cell wall, and 1 : 3…”
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Samarium–cobalt 2:17 magnets: Analysis of the coercive field of Sm 2(CoFeCuZr) 17 high-temperature permanent magnets by Goll, D., Stadelmaier, H.H., Kronmüller, H.

“…While there is no doubt that the large coercivity of 2:17-based permanent magnets is due to pinning of domain walls at the cell boundaries of the pyramidal…”
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The planar Hall effect in MnSb films and MnSb-based multilayer structures grown on (1 1 1)B GaAs by Reed, M.L, Liu, S.X, Roberts, J.C, Stadelmaier, H.H, Bedair, S.M, El-Masry, N.A

“…We report on the planar Hall effect properties of ferromagnetic MnSb films in ferromagnetic/nonmagnetic multilayer structures. We demonstrate an enhancement of…”
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The Ternary System Fe–Nd–C by Grieb, B., Henig, E.-Th, Reinsch, B., Petzow, G., Buschow, K. H. J., de Mooij, D. B., Stadelmaier, H. H.

“…The phase equilibria in the ternary system Fe–Nd–C were established by metallography, X-ray diffraction and differential thermal analysis and are described…”
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Phase relations and magnetic properties of new phases in the Fe-Nd-Al and Fe-Nd-C systems and their influence on magnets by Grieb, B., Henig, E.-T., Martinek, G., Stadelmaier, H.H., Petzow, G.

“…The drastic increase in coercivity observed after adding Al in Fe-Nd-B-based magnet alloys seems to originate partially from the occurrence of new…”
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Intermetallics for permanent magnets by Stadelmaier, H.H.

“…Going back as far as 1931, it is shown by the examples MnAl, Fe-Nd, Fe-Nd-B, and Fe(-Ti)-Sm how the history of permanent magnet materials might have evolved…”
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Samarium-cobalt 2:17 magnets: Identifying Sm n +1Co5 n a degree 1 phases stabilized by Zr by Stadelmaier, H H, Kronmueller, H, Goll, D

“…The complexities accompanying the interpretation of electron diffraction patterns in the extended Sm-Co alloy system are discussed. The many possibilities of…”
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Samarium–cobalt 2:17 magnets: Identifying Smn+1Co5n−1 phases stabilized by Zr by Stadelmaier, H.H., Kronmüller, H., Goll, D.

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Permanent magnet alloys based on Sm2Co17; phase evolution in the quinary system Sm-Zr-Fe-Co-Cu by STADELMAIER, H. H, GOLL, D, KRONMüLLER, H

“…In the five-component permanent magnets based on Sm2Co17 the formation of the familiar microstructural features (2:17 cell, 1:5 cell wall, and 1:3 lamellae)…”
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Permanent magnet materials—Developments during the past 12 months by Stadelmaier, H. H., Henig, E.- Th

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Metastable alloys at moderate cooling rates by Stadelmaier, Hans H., Petzow, Günter

“…Using examples, old and recent, from the metallurgical literature, we examine the sources of metastable behavior in binary and ternary alloy systems that are…”
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Samarium–cobalt 2:17 magnets: Analysis of the coercive field of Sm2(CoFeCuZr)17 high-temperature permanent magnets by Goll, D., Stadelmaier, H.H., Kronmüller, H.

“…While there is no doubt that the large coercivity of 2:17-based permanent magnets is due to pinning of domain walls at the cell boundaries of the pyramidal…”
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Samarium-Cobalt Phase Equilibria Revisited; Relevance to Permanent Magnets by Stadelmaier, Hans H., Reinsch, Bernd, Petzow, Günter

“…In the binary system Sm–Co the region between Sm Co (79.2 at.% Co) and Co is discussed. SmCo is not stable at low temperatures; it is transformed in the…”
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