نتایج جستجو برای: heat processing
تعداد نتایج: 695297 فیلتر نتایج به سال:
Laser-based phase transformation hardening (LPTH), based on rapid heating and cooling cycles produces hard and wear-resistant layers only at the selective region of the components. However, the bulk mass of the material’s core property is retained. The advantages of high power direct diode laser in comparison with other high power lasers (CO2 and Nd:YAG) have put this type of laser as a main he...
UNLABELLED Older adults may be at greater risk for occupational injuries given their reduced capacity to dissipate heat, leading to greater thermal strain and potentially cognitive decrements. PURPOSE To examine the effects of age and increased air velocity, during exercise in humid heat, on information processing and attention. METHODS Nine young (24 ± 1 years) and 9 older (59 ± 1 years) m...
Consumption of raw cow's milk instead of industrially processed milk has been reported to protect children from developing asthma, allergies, and respiratory infections. Several heat-sensitive milk serum proteins have been implied in this effect though unbiased assessment of milk proteins in general is missing. The aim of this study was to compare the native milk serum proteome between raw cow'...
Shared nothing systems offer a tremendous processing capacity. In such highly parallel systems the data are typically declustered across the system processing elements (PEs) to exploit the I/O bandwidth of the PEs. However, the access pattern is inherently dynamic, which in turn can lead to performance degradation as some PEs become hot spot (bottleneck). Therefore, reorganization for heat (loa...
The heat-resistant steel after aluminized was treated by laser shock processing (LSP) with high power Nd:YAG laser, and then was tensile tested at 400 . The effects of the high °C -temperature behavior after LSP were analyzed from residual stress and fracture organization. The results showed that the yield strength and tensile strength of heat-resistant steel after aluminized were improved obvi...
Negative affective states influence pain processing in healthy subjects in terms of augmented pain experience. Furthermore, our previous studies revealed that patients with major depressive disorder showed increased heat pain thresholds on the skin. Potential neurofunctional correlates of this finding were located within the fronto-thalamic network. The aim of the present study was to investiga...
Background and Objectives: Thermal processing is an effective method in preventing microbial spoilage but high heat transfer in a long time process that leads to quality loss and increased energy consumption. Also it is important to consider sensitive nature of food products during the thermal processing. Due to the nano-fluids' unique thermo–physical properties compared with the conventional f...
Detection of PCR inhibitors in cervical specimens by using the AMPLICOR Chlamydia trachomatis assay.
To determine that susceptibility of AMPLICOR Chlamydia trachomatis PCR to inhibitory factors possibly present in cervical specimens, we obtained cervical specimens from 200 gynecology patients attending our outpatient clinic. The prevalence of C. trachomatis infection was 4.1%, as determined by cell culture. All AMPLICOR specimens were tested in one procedure as described by the manufacturer, a...
. تدریس دستور زبان از دیر باز موضوع مورد بحث و مناظره بوده است. رویکردهای اخیرآموزش دستور زبان توجه محققین را به خود جلب کرده است. طبق رویکرد قالبی ( focus on form ) ، هدف این مطالعه بررسی تأثیر روش های برجستگی متنی enhancement) (textual و فرایند داده پردازی(input processing) در مقابل روش سنتی(traditional instruction) در فراگیری افعال روانی و غیر روانی گذرا و ناگذرای انگلیسی توسط فراگیران فارسی...
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