Search Results - "Abrahams, S. C."

Atomic displacements at and order of all phase transitions in multiferroic YMnO3 and BaTiO3 by Abrahams, S. C.

“…Coordinate analysis of the multiple phase transitions in hexagonal YMnO3 leads to the prediction of a previously unknown aristotype phase, with the resulting…”
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Ferroelectricity and structure in the YMnO3 family by Abrahams, S. C.

“…The 1963 discovery of ferroelectricity in YMnO3 was accompanied by an experimental Curie temperature (Tc) reported as 913 K; this value was revised to 1270 K…”
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Systematic prediction of new ferroelectrics in space group R3. I by Abrahams, S. C.

“…Release 2005/1 of the Inorganic Crystal Structure Database contains 158 entries under the space group R3. The first 81 together with 15 related entries include…”
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Structurally ferroelectric SrMgF4 by Abrahams, S. C.

“…The crystal structure of 0.06% Ce‐doped SrMgF4, strontium magnesium tetrafluoride, reported by Ishizawa et al. [(2001), Acta Cryst. C57, 784–786]  is shown to…”
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Inorganic structures in space group P31m; coordinate analysis and systematic prediction of new ferroelectrics by Abrahams, S. C.

“…The 62 entries listed in ICSD release 2009/1 under polar space group P31m correspond to 31 families of inorganic crystal structures, some with only one member…”
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Structure-property correlation over five phases and four transitions in Pb5Al3F19 by Abrahams, S. C., Ravez, J., Ritter, H., Ihringer, J.

“…The calorimetric and dielectric properties of Pb5Al3F19 in the five phases stable under ambient pressure are correlated with structure for fuller…”
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Phase transitions in K2Cr2O7 and structural redeterminations of phase II by Weakley, T. J. R., Ylvisaker, E. R., Yager, R. J., Stephens, J. E., Wiegel, R. D., Mengis, M., Bauer, M. R., Wu, P., Photinos, P., Abrahams, S. C.

“…Crystals of phase II K2Cr2O7, potassium dichromate, space group P, grown from aqueous solution undergo a first‐order transition to phase I, space group…”
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Systematic prediction of new ferroelectrics in space group P3 by Abrahams, S. C.

“…The current release of the Inorganic Crystal Structure Database contains a total of 57 entries under space group P3 that correspond to 50 different materials…”
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Inorganic structures in space group P3m1; coordinate analysis and systematic prediction of new ferroelectrics by Abrahams, S. C.

“…ICSD Release 2007/1 contains 47 families of inorganic crystal structures, some single‐member only, within the 311 entries listed under the polar space group…”
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Systematic prediction of new inorganic ferroelectrics in point group 4 by Abrahams, S. C.

“…The latest release of the Inorganic Crystal Structure Database contains a total of 87 entries corresponding to 70 different materials in point group 4. The…”
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Systematic prediction of new ferroelectrics in space group R3. II by Abrahams, S. C.

“…Release 2006/1 of the Inorganic Crystal Structure Database contains 155 entries under space group R3. Atomic coordinate analysis of the first 81 structures,…”
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Report of a Subcommittee on the Nomenclature of n-Dimensional Crystallography. II. Symbols for arithmetic crystal classes, Bravais classes and space groups by Janssen, T., Birman, J. L., Dénoyer, F., Koptsik, V. A., Verger-Gaugry, J. L., Weigel, D., Yamamoto, A., Abrahams, S. C., Kopsky, V.

“…The Second Report of the Subcommittee on the Nomenclature of n‐Dimensional Crystallography recommends specific symbols for R‐irreducible groups in 4 and higher…”
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Aminoguanidinium(1+) pentafluorozirconate: multiple redetermination and comparisons by Ross II, C. R., Bauer, M. R., Nielson, R. M., Abrahams, S. C.

“…The structure of CN4H7ZrF5 reported by Bukvetskii et al. [Koord. Khim. (1992). 18, 576–579] has been independently redetermined on the basis of measurements on…”
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Centrosymmetric or Noncentrosymmetric? Case Study, Generalization and Structural Redetermination of Sr5Nb5O17 by Abrahams, S. C., Schmalle, H. W., Williams, T., Reller, A., Lichtenberg, F., Widmer, D., Bednorz, J. G., Spreiter, R., Bosshard, Ch, Günter, P.

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Bis[aminoguanidinium(1+)] hexafluorozirconate(IV): redeterminations and normal probability analysis by ROSS, C. R, BAUER, M. R, NIELSON, R. M, ABRAHAMS, S. C

“…The crystal structure of bis[aminoguanidinium(1+)] hexafluorozirconate(IV), (CH(7)N(4))(2)[ZrF(6)], originally reported by Bukvetskii, Gerasimenko & Davidovich…”
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Systematic prediction of new ferroelectrics in space groups P31 and P32 by Abrahams, S. C.

“…Release 2002/2 of the Inorganic Crystal Structure Database (FIZ Karlsruhe, Germany, and Institute Laue–Langevin, Grenoble, France) contains 62 entries in space…”
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K2[HCr2AsO10]: redetermination of phase II and the predicted structure of phase I by Weakley, T. J. R., Ylvisaker, E. R., Yager, R. J., Wu, P., Photinos, P., Abrahams, S. C.

“…Our prediction that phase II of dipotassium hydrogen chromatoarsenate, K2[HCr2AsO10], is ferroelectric, based on the analysis of the atomic coordinates by…”
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Phase transitions and ferroelectricity in NaSb3F10 by Christie, R. J., Wu, P. K., Photinos, P., Abrahams, S. C.

“…Atomic coordinate analysis allows materials with appropriate but previously unrecognized dielectric properties to be predicted as new ferroelectrics if their…”
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Aminoguanidinium hexafluorozirconate: a new ferroelectric by Bauer, M. R., Pugmire, D. L., Paulsen, B. L., Christie, R. J., Arbogast, D. J., Gallagher, C. S., Raveane, W. V., Nielson, R. M., Ross II, C. R., Photinos, P., Abrahams, S. C.

“…Analysis of the atomic arrangement in anhydrous aminoguanidinium hexafluorozirconate, CN4H8ZrF6, reported by Bukvetskii, Gerasimenko & David­ovich [Koord…”
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K2(NbO)2Si4O12: a new ferroelectric by Foster, M. C., Arbogast, D. J., Photinos, P., Nielson, R. M., Abrahams, S. C.

“…The atomic coordinates of K2(NbO)2Si4O12 reported in space group P4bm satisfy the structural criteria for ferroelectricity. The estimated phase‐transition…”
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