Mostrando 621 - 640 Resultados de 28,951 Para Buscar '"AA"', tiempo de consulta: 0.40s Limitar resultados
  1. 621
    “…This study reports on the effect of interrupted quenching on the microstructure and mechanical properties of plates made of the AlZnMg(Cu) alloy AA7050. Rapid cooling from the solution heat treatment temperature is interrupted at temperatures between 100 and 200 °C and continued with a very slow further cooling to room temperature. …”
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  2. 622
    “…A four-points bend-beam test, constant loading test, and slow strain-rate test were carried out on AA 7075-T6 alloy in aerated NaCl 35g/L solution at room temperature monitoring the free corrosion potential. …”
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  3. 623
  4. 624
    “…RESULTS: Deletion of the genes encoding AnAA13A that possesses a CBM20 starch-binding module, AnAA13B (lacking a CBM20) or both AA13 genes resulted in reduced growth on solid media with resistant, but not soluble processed potato starch. …”
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  5. 625
    “…The present work proposes a simple method for direct determination of Cu and Mn in commercial fruit juices and nectars by graphite furnace atomic absorption spectrometry (GF AAS). We analyzed samples of different flavors (orange, mango, passion fruit, peach, and grape) and brands of Brazilian commercial fruit juices and nectars. …”
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  6. 626
    “…XPS analysis established the development of a protective film on the AA 6061 surface which was hydrophobic in nature.…”
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  7. 627
  8. 628
    “…The aim of this research was to examine the mechanical and fatigue properties of friction stir welded Sc-modified 5 mm thick AA2519-T62 extrusion. The joint was obtained using the following parameters: 800 rpm tool rotation speed, 100 mm/min tool traverse speed, 17 kN axial, and MX Triflute as a tool. …”
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  9. 629
    “…The results indicated the ZnO NPs–modified electrode can detect AA in the concentrations range between 50 and 1,000 μM. …”
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  10. 630
    “…Our group sought to expand upon the currently limited data regarding AAS use by performing a web-based survey assessing experiences of males using AAS. …”
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  11. 631
    “…AA7075 aluminum alloy is widely used for several high-technology applications for its high mechanical strength to weight ratio but is still the subject of several studies seeking a further increase in its mechanical properties. …”
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  12. 632
    “…Investigation of the influence of friction stir welding parameters was performed on 6-mm thick plates of aluminum alloy AA2024 T351. The quality of the welded joint is predominantly influenced by the tool rotation speed n and the welding speed v. …”
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  13. 633
    “…AIM: We aimed to develop and validate a comprehensive nomogram containing pre-treatment plasma HSP90AA1 to predict the risk of breast cancer onset and metastasis. …”
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  14. 634
    “…Indeed, in AAS-related cases, autopsy plays a pivotal role in the study of AAS adverse effects and organ damage related to their use or abuse. …”
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  15. 635
  16. 636
    “…Urethral foreign bodies are rare with a variety of causes, including psychiatric illness, autoeroticism, intoxication, and perceived contraception, we present a 49-yr-old man who went to the emergency ward 9-month ago inserting an AA battery in his urethra. The battery was removed without surgery after 24 hours. …”
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  17. 637
  18. 638
    “…In this context, this paper offers insight into the effects of the forming tool diameter, coolant type, tool speed, and feed rates on the hardness of AA1100 aluminium alloy sheet material. Based on the research parameters, different regression equations were generated to calculate hardness. …”
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  19. 639
    “…Absorber layers of either π-SnS or α-SnS were selectively deposited by temperature controlled Aerosol Assisted Chemical Vapor Deposition (AA-CVD) from a single source precursor. α-SnS and π-SnS layers were grown on molybdenum (Mo), Fluorine-doped Tin Oxide (FTO), and FTO coated with a thin amorphous-TiO(x) layer (am-TiO(x)-FTO), which were shown to have significant impact on the growth rate and morphology of the as deposited thin films. …”
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  20. 640
    “…There are reports of AA amyloidosis associated with intravenous and/or subcutaneous injection of street drugs, such as heroin and cocaine. …”
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