نتایج جستجو برای: cu 12al 4ni
تعداد نتایج: 61573 فیلتر نتایج به سال:
The aim of the present study was to develop and validate the Children's Depression Screener (ChilD-S) for use in pediatric care. In two pediatric samples, children aged 9-12 (N(I) = 200; N(II) = 246) completed an explorative item pool (subsample I) and a revised item pool (subsample II). Diagnostic accuracy of each of the 22 items from the revised pool was evaluated in order to select the best ...
This study systematically investigated the effects of heat and thermomechanical treatments on pseudo-elastic behavior an Fe-based shape-memory alloy (Fe–17Mn–5Si–10Cr–4Ni-1(V, C) %wt.). First, samples were solution-annealed at 1000 °C for 2 h aged 760 6 h. A treatment was then applied to heat-treated samples. The microstructure mechanical properties (i.e., 0.1% yield stress pseudo-elasticity) c...
در این تحقیق بس لایههای فلزی ni-cu/cu با ضخامت زوج لایه متفاوت بر روی زیرلایههای cu با بافت قوی ( 100 ) به روش الکتروانباشت تهیه گردیدند. سپس ساختار این نمونه ها توسط دستگاه xrd و میکروسکپ sem مورد مطالعه و بررسی قرار گرفت. قله های اقماری موجود در طیف xrd ساختار بس لایهای و در نتیجه ابرشبکه بودن فیلمها را موردتأیید قرار داد. این طیف نشان داد که بس لایهها نیز دارای یک بافت قوی ( 100 ) و ساخ...
The microstructure, tensile, and creep behavior of a Ti-5Al-45Nb (at. pct) alloy was evaluated. The main objective of processing and characterizing this alloy was to obtain the constituent properties of a fully-b Ti-Al-Nb alloy to aid in modeling the tensile and creep properties of twophase orthorhombic + body-centered-cubic (O + bcc) alloys. A second objective was to compare the tensile and cr...
Laser engineered net shaping (LENS™) allows for the deposition of novel hybrid materials with microstructures composed solid solution and precipitation strengthened metallic matrices, along a distribution reinforcing in situ formed hard ceramic lubricant phases. In this study, four different composites Ni-Al-Cr-C system were fabricated via LENS™ as potential candidate high temperature wear resi...
We present the mid-rapidity (D +D)/2 yield measured in √ sNN = 200 GeV Cu+Cu collisions at RHIC via direct reconstruction through the Kπ decay channel. A charm cross-section is reported and compared to theoretical predictions and to previous RHIC experimental results.
A study was conducted evaluating the effect of long-term Cu deficiency, with or without high Mn, on growth, gene expression and Cu status of beef cattle. Twenty-one Angus calves were born to cows receiving one of the following treatments: (1) 10 mg supplemental Cu/kg DM (+Cu); (2) no supplemental Cu and 2 mg Mo/kg DM ( - Cu); (3) - Cu diet plus 500 mg supplemental Mn/kg DM ( - Cu+Mn). Calves we...
Co-depositing of nickel (Ni) and nitrogen (N2) in the diamond-like carbon (DLC) matrix was synthesized by pulsed laser deposition (PLD) technique. In work presented here, N2 injected as a reactive gas to optimize optical, structural properties Ni:N-DLC thin films, although argon (Ar) ratio kept constant. Statistical films were calculated from surface topographic images 2Ni:N-DLC, 3Ni:N-DLC, 4Ni...
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