Search Results - "Angel, R.J"

Elastic geobarometry for anisotropic inclusions in cubic hosts by Mazzucchelli, M.L., Reali, A., Morganti, S., Angel, R.J., Alvaro, M.

“…Mineral inclusions entrapped in other minerals may record the local stresses at the moment of their entrapment in the deep Earth. When rocks are exhumed to the…”
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Olivine with diamond-imposed morphology included in diamonds. Syngenesis or protogenesis? by Nestola, F., Nimis, P., Angel, R.J., Milani, S., Bruno, M., Prencipe, M., Harris, J.W.

“…The identification of syngenetic inclusions in diamond (i.e. inclusions of minerals that crystallized at the same time and by the same genesis as their host)…”
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Depth of formation of CaSiO 3 -walstromite included in super-deep diamonds by Anzolini, C., Angel, R.J., Merlini, M., Derzsi, M., Tokár, K., Milani, S., Krebs, M.Y., Brenker, F.E., Nestola, F., Harris, J.W.

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High-pressure single-crystal X-ray diffraction study of YAlO3 perovskite by Ross, N.L, Zhao, J, Angel, R.J

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High-pressure structural evolution of a perovskite solid solution (La1-x, Ndx)GaO3 by ANGEL, R. J, ZHAO, J, ROSS, N. L, JAKEWAYS, C. V, REDFERN, S. A. T, BERKOWSKI, M

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Al, Fe substitution in the MgSiO3 perovskite structure: A single-crystal X-ray diffraction study by Vanpeteghem, C.B., Angel, R.J., Ross, N.L., Jacobsen, S.D., Dobson, D.P, Litasov, K.D., Ohtani, E.

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Stabilities and equations of state of dense hydrous magnesium silicates by Angel, R.J., Frost, D.J., Ross, N.L., Hemley, R.

“…The thermodynamic stability of high-pressure phases in the ternary system MgO–SiO 2–H 2O is reviewed with special emphasis on hydrated phases including the…”
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Stability of spinelloid phases in the system Mg2SiO4–Fe2SiO4–Fe3O4 at 1100 °C and up to 10.5 GPa by Koch, M, Woodland, A.B, Angel, R.J

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Compressibility of brownmillerite (Ca 2Fe 2O 5): effect of vacancies on the elastic properties of perovskites by Ross, Nancy L., Angel, R.J., Seifert, F.

“…The evolution with pressure of the unit-cell parameters brownmillerite (Ca 2Fe 2O 5), a stoichiometric defect perovskite structure, has been determined to a…”
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The role of symmetry-breaking strains on quartz inclusions in anisotropic hosts: Implications for Raman elastic geobarometry by Murri, M., Gonzalez, J.P., Mazzucchelli, M.L., Prencipe, M., Mihailova, B., Angel, R.J., Alvaro, M.

“…Raman elastic geobarometry for mineral host-inclusion systems is used to determine the strains acting on an inclusion still entrapped in its host by measuring…”
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Depth of formation of CaSiO3-walstromite included in super-deep diamonds by Anzolini, C., Angel, R.J., Merlini, M., Derzsi, M., Tokár, K., Milani, S., Krebs, M.Y., Brenker, F.E., Nestola, F., Harris, J.W.

“…“Super-deep” diamonds are thought to crystallize between 300 and 800km depth because some of the inclusions trapped within them are considered to be the…”
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Crystallographic orientations of olivine inclusions in diamonds by Milani, S., Nestola, F., Angel, R.J., Nimis, P., Harris, J.W.

“…In this work we report for the first time the crystallographic orientations of olivine inclusions trapped in diamonds from the Kaapvaal craton (South Africa)…”
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LOW-INCOME OLDER POPULATIONS OF CALIFORNIA AND TEXAS: GROWING CHALLENGES FOR STATE HEALTH POLICIES by Angel, J.L., Angel, R.J., Caldera, S.

“…States face serious challenges in financing long-term services and supports (LTSS) for growing populations of Medicaid-eligible older citizens. As in other…”
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AGING IN MEXICO AND THE ROLE OF THE CIVIL SOCIETY ORGANIZATIONS by Montes de Oca Zavala, V., Rea Angeles, P., Angel, R.J.

“…The aging population has influenced public policy in many countries, including Mexico, over the past two decades. In Mexico, this new focus on the rights of…”
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[O.sub.5] and its solid solutions in several simple systems by Woodland, A.B, Schollenbruch, K, Koch, M, Ballaran, T. Boffa, Angel, R.J, Frost, D.J

“…Experiments at high pressures and temperatures reveal the stability of a [Fe.sub.4][O.sub.5]-type structured phase in several simple chemical systems. On the…”
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The Economic Consequences of Widowhood for Older Minority Women by Angel, Jacqueline L., Jiménez, Maren A., Angel, Ronald J.

“…Purpose: We compare the economic consequences of widowhood for preretirement age and early-retirement age Black, Hispanic, and non-Hispanic White women…”
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High-pressure structural behavior of GdAlO3 and GdFeO3 perovskites by Ross, N.L., Zhao, J., Angel, R.J.

“…The orthorhombic perovskites, GdAlO3 and GdFeO3, have been studied using single-crystal X-ray diffraction up to 8.52 and 8.13GPa, respectively, in a diamond…”
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Single-crystal synchrotron X-ray diffraction study of wustite and magnesiowustite at lower-mantle pressures by Jacobsen, S.D., Lin, J.-F., Angel, R.J., Shen, G., Prakapenka, V.B., Dera, P., Mao, H.-K., Hemley, R.J.

“…This study demonstrates the use of monochromatic synchrotron X-ray radiation of 40 keV for high-precision equation-of-state studies on sets of single crystals…”
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Erratum to “Stability of spinelloid phase in the system Mg2SiO4–Fe2SiO4–Fe3O4 at 1100 °C and up to 10.5 GPa” [Phys. Earth Planet Inter. 143–144 (2004) 171–183] by Koch, M., Woodland, A.B., Angel, R.J.

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High-pressure structural behavior of GdAlO{sub 3} and GdFeO{sub 3} perovskites by Ross, N.L., Zhao, J., Angel, R.J.

“…The orthorhombic perovskites, GdAlO{sub 3} and GdFeO{sub 3}, have been studied using single-crystal X-ray diffraction up to 8.52 and 8.13GPa, respectively, in…”
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