55 research outputs found

    TESTING THE MOVING AVERAGE CONVERGENCE DIVERGENCE RULES USING SUCORINVEST SHARIA EQUITY FUND

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    The article testing Moving Average Convergence Divergence on Sucorinvest Sharia Equity Fund. We set MACD using 60-periode for fast EMA, 130-periode for slow EMA, and 45-periode for Signal. The rule is histogram of MACD crosses zero line from below indicate buy signal and corsses zero line from above indicate sell signal. We use 8-year data from pusatdata.kontan.co.id. The result is MACD rule generate more profit than buy-and-hold strategy

    Phonons and specific heat of linear dense phases of atoms physisorbed in the grooves of carbon nanotube bundles

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    The vibrational properties (phonons) of a one-dimensional periodic phase of atoms physisorbed in the external groove of the carbon nanotube bundle are studied. Analytical expressions for the phonon dispersion relations are derived. The derived expressions are applied to Xe, Kr and Ar adsorbates. The specific heat pertaining to dense phases of these adsorbates is calculated.Comment: 4 PS figure

    SCF EXCITED STATES AND TRANSITION PROBABILITIES OF SOME NEON-LIKE AND ARGON- LIKE IONS

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    We present experimental and theoretical results for the surface core-level binding-energy shifts of Al(100), representative of an sp metal, and Cu(100), representative of a transition metal. Our analysis of these results leads to a unified interpretation for the different behavior of sp and transition metals. The d-electron contribution to smaller surface core-level binding energies is elucidated.

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    We present experimental and theoretical results for the surface core-level binding-energy shifts of Al(100), representative of an sp metal, and Cu(100), representative of a transition metal. Our analysis of these results leads to a unified interpretation for the different behavior of sp and transition metals. The d-electron contribution to smaller surface core-level binding energies is elucidated

    Loss structures in the photoemission spectra of MnO: A careful analysis of peak intensities

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    A careful and rigorous analysis of the intensities of several features of the Mn 3s x-ray photoemission spectra of MnO, including the satellites at 20-30 eV below the main exchange split peaks is carried out. The previous interpretation of the 20-30 eV satellite is that they arose from electron correlation effects relative to the near degeneracy of the atomic levels. Our work shows that loss processes must also be taken into account. In particular, it is shown that only about 60% of the broad 20-30 eV satellite is due to near degeneracy correlation effects, while a contribution from the shakeup and plasmon loss structures constitutes the remaining 40% of the intensities of this featur

    FINAL-STATE EFFECTS FOR THE CORE-LEVEL XPS SPECTRA OF NIO

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    Ionization of the Ni 3s core level in NiO has been studied using ab initio wavefunctions for an NiO6 cluster model. Three important final state effects are studied: (I ) ligand to Ni 3d charge transfer; (2) exchange coupling of the ionized core level within the open 3d shell; and (3) atomic correlation effects among the metal 3s, 3p, and 3d shells. Analysis of the cluster wave-functions shows that these mechanisms are strongly coupled and must be treated on an equal footing. The ligand to metal charge transfer is often fractional, i.e. intermediate between 0 and 1
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