Search Results - "HOLZAPFEL, W. B"

Effects of intrinsic anharmonicity in the Mie-Grüneisen equation of state and higher order corrections by Holzapfel, W. B.

“…The usual quasiharmonic Mie-Grüneisen (MG) equation of state is modified by the inclusion of 'intrinsic anharmonicities', which have been considered up to now…”
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Equations of state for solids under strong compression by Holzapfel, W. B.

“…The historical and theoretical background for the different mathematical forms commonly used to represent equations of state (EOS) for solids is reviewed and…”
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X-ray diffraction studies on RECo2 (RE=Pr, Nd, Sm, Tb) Laves phases under pressure by PONKRATZ, U, PORSCH, F, WORTMANN, G, HOLZAPFEL, W. B

“…RECo, Laves phases with RE=Pr, Nd, Sm, Tb have been studied up to 40 GPa by energy dispersive X-ray diffraction. No structural phase transitions are observed…”
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Vacancy structure of crystals at high temperature. Thermodynamic properties and melting by KARASEVSKII, A. I, HOLZAPFEL, W. B, LUBASHENKO, V. V

“…A self-consistent statistical method for the calculation of thermodynamic properties for simple crystals is used to study the formation of vacancies in rare…”
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Structural systematics of 4f and 5f elements under pressure by Holzapfel, W.B.

“…The present knowledge on the structural systematics of the 4f and 5f elements is reviewed with emphasis on recent new results concerning the structures of the…”
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Novel reentrant high pressure phase transtion in lanthanum by Porsch, F, Holzapfel, WB

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Atomic volumes of rare-earth metals under pressures to 40 GPa and above by GROSSHANS, W. A, HOLZAPFEL, W. B

“…High-pressure studies on most of the rare-earth metals using diamond anvil cells and energy-dispersive X-ray diffraction with either a conventional X-ray…”
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Equations of state for rare gas solids under strong compression by HOLZAPFEL, W. B, HARTWIG, M, REISS, G

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Novel reentrant high pressure phase transition in lanthanum by PORSCH, F, HOLZAPFEL, W. B

“…High pressure X-ray diffraction experiments with synchrotron radiation in an extended pressure range up to 67 GPa reveal a novel phase transition of lanthanum:…”
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Structural phase transitions and equations of state for selenium under pressures to 129 GPa by KRÜGER, T, HOLZAPFEL, W. B

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Structural Phase Transitions in Yttrium under Pressure by Vohra, Y. K., Olijnik, H., Grosshans, W., Holzapfel, W. B.

“…The 4d transition metal Yt was studied at pressures up to 34 GPa by energy dispersive X-ray diffraction. The crystal-structure sequence h.c.p. - > Sm-type - >…”
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Determination of triple points in the phase diagram of praseodymium by Zhao, YC, Porsch, F, Holzapfel, WB

“…The phase diagram for praseodymium under pressures up to 23 GPa and temperatures up to 573K is studied by in situ energy-dispersive x-ray diffraction with an…”
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High Temperature-High Pressure Structural Studies of Cerium by Schiwek, A., Porsch, F., Holzapfel, W. B.

“…Energy dispersive X-ray-diffraction with the large volume press MAX 80 at HASYLAB/DESY is used in the present study for the determination of the p - V - T…”
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High-pressure fluorescence study of Sm3+ : lithium fluoroborate glass by Jayasankar, C.K, Babu, P, Tröster, Th, Holzapfel, W.B

“…Fluorescence spectra of Sm3+ in 49.5 H3BO3+49.5 LiF+1.0 Sm2O3 glass (L5FBS) have been measured under pressure up to 9GPa at room temperature and also at 2K at…”
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Structural studies on the phase diagram of cerium by Zhao, Y., Holzapfel, W.B.

“…Energy dispersive X-ray diffraction on Ce in the range of pressures up to 14 GPa and temperatures up to 625 K identifies the structures in the previously…”
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Symmetry change at the fcc-distorted-fcc phase transition of lanthanides under pressure by Porsch, F, Holzapfel, WB

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Evidence for a Soft Phonon Mode and a New Structure in Rare-Earth Metals under Pressure by Grosshans, W. A., Vohra, Y. K., Holzapfel, W. B.

“…High-pressure X-ray diffraction experiments up to 30-40 GPa on La, Pr and yttrium metals demonstrate that there is one more crystal structure in the regular…”
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Structural phase transitions and equations of state for selenium under pressure by PARTHASARATHY, G, HOLZAPFEL, W. B

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Crystal structures of binary alloys between La, Ce and Pr under pressure by Degtyareva, Olga, Holzapfel, Wilfried B.

“…The body-centered tetragonal structure ( tI2) and the α-U-type structure ( oC4) appear in the elements Ce and Pr as new special structures under pressure. The…”
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Evasive ice X and heavy fermion ice XII: facts and fiction about high-pressure ices by Holzapfel, W.B

“…Recent theoretical and experimental results on the structure and dynamics of ice in wide regions of pressure and temperature are compared with earlier models…”
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