نتایج جستجو برای: constituent ordering
تعداد نتایج: 58523 فیلتر نتایج به سال:
A novel transition metal oxide CeMn3Rh4O12 has been synthesized using high-pressure and high-temperature conditions of 12 GPa 1573 K. crystallizes in the AA'3B4O12-type quadruple perovskite structure with A-site ordering a cubic space group Im 3 ¯ $\bar 3$ phase at above 310 K, whereas undergoes structural symmetry lowering down to probable triclinic on cooling below this temperature. X-ray abs...
Recently, some nondestructive methods for the assessment of albumen freshness were developed. Among others, visible near-infrared transmission spectroscopy and low-resolution proton nuclear magnetic resonance (LR (1)H NMR) measurements were proposed. This study was performed to evaluate the potential of the combined measurement of visible near-infrared transmission spectroscopy and LR (1)H NMR ...
A common approach to determine efficient solutions of a multiple objective optimization problem is reformulating it to a parameter dependent scalar optimization problem. This reformulation is called scalarization approach. Here, a well-known scalarization approach named Pascoletti-Serafini scalarization is considered. First, some difficulties of this scalarization are discussed and then ...
Generally ordering policies are done by two methods, including fix order quantity (FOQ) and fix order period (FOP). These methods are static and either the quantity of ordering or the procedure of ordering is fixing in throughout time horizon. In real environments, demand is varying in any period and may be considered as uncertainty. When demand is variable in any period, the traditional and st...
Estimating and minimizing the maximum power dissipation during testing is an important task in VLSI circuit realization since the power value affects the reliability of the circuits. Therefore during testing a methodology should be adopted to minimize power consumption. Test patterns generated with –D 1 option of ATALANTA contains don’t care bits (x bits). By suitable filling of don’t cares can...
A T.E.M INVESTIGATION OF THE MECHANISM OF EARLY STAGE ORDERING IN THE INTERMETTALIC COMPOUND PT2FECU
Abstract: The microstructural features of the early stage of ordering of the intermetallic compound Pt2FeCu have been examined using optical and transmission electron microscopy in conjunction with X-ray diffraction technique. It was found that the compound has similar morphological alteration to that of FePt in which the ordering cannot be suppressed by rapid quenching. The early stage of ...
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