نتایج جستجو برای: آنتی پورتر واکویلی nah
تعداد نتایج: 18432 فیلتر نتایج به سال:
هدف اصلی در پژوهش حاضر، شناسایی عوامل موثر بر توان رقابتی خوشه های صنعت نساجی است. جامعه آماری را مدیران واحدهای صنعتی فعال در شهرک های صنعتی استان مازندران به تعداد 135 نفر تشکیل می دهند. جهت نمونه گیری از روش نمونه گیری تصادفی طبقه ای استفاده شده است. چارچوب نظری، بر اساس الگوی رقابتی پورتر(1990) استوار می باشد. الگوی پورتر به عنوان یک الگو پایه و بنیادی در تحلیل رقابت پذیری یک صنعت، نشان می ...
Bimetallic hydride NaMgH(3) is used for the first time as a vehicle to enhance hydrogen release and uptake from LiNH(2). The combination of NaMgH(3) with LiNH(2) at a molar ratio of 1 : 2 can release about 4.0 wt% of hydrogen without detectable NH(3) emission in the temperature range of 45 °C to 325 °C and exhibiting superior dehydrogenation as compared to individual NaH and/or MgH(2) combined ...
Lenses of adult Atlantic salmon fed with a plant oil and plant protein-based diet (plant diet) were compared to lenses of fish fed a diet based on traditional marine ingredients (marine diet) with respect to biochemical composition and functionality ex vivo. After 12 months of feeding, plant diet-fed fish had smaller lenses with higher water contents and lower concentrations of histidine (His) ...
Visualizing sound and noise often help us to determine an appropriate control over the source localization. Near-field acoustic holography (NAH) is a powerful tool for the ill-posed problem. However, in practice, due to the small finite aperture size, the discrete Fourier transform, FFT based NAH couldn’t predict the activeregion-of-interest (AROI) over the edges of the plane. Theoretically few...
Acoustical-based imaging techniques have found merit in determining the behavior of vibrating structures. These techniques are commonly used in numerous applications to obtain detailed noise source information and energy distributions on source surfaces. Source reconstructions using near-field acoustical holography NAH are reliant upon accurate measurement of the pressure field at the hologram ...
The influence of kinetin and sucrose on the photosynthetic activity of carrot (Daucus carota) tissue cultures in relation to growth was investigated. The results showed that light contributes heavily to the growth of tissue cultures measured in terms of fresh and dry weight and cell division activity. In light, the fresh weight, dry weight, and number of cells per explant were about or more tha...
Structural fatigue, hearing damage, and community disturbances are all consequences of rocket and jet noise, especially as they become more powerful. Noise-reduction schemes require accurate characterization of the noise sources within rocket plumes and jets. Nearfield acoustical holography (NAH) measurements were made to visualize the sound field in the jet exhaust region of an F-22 Raptor. Th...
پایان نامه حاضر به بحث پیرامون تأثیر استراتژی برون سپاری بر ایجاد مزیت رقابتی با رویکرد مدل پورتر در شرکت زامیاد می پردازد. پس از ارائه ی مدل مفهومی پژوهش بر مبنای مدل عمومی مایکل پورتر، پرسش نامه ای متشکل از 35 سوال مطرح گردیده است، با اثبات روایی و پایایی پرسش نامه ی مذکور، فرضیه ی تحقیق نیز از طریق آزمون ویلکاکسون بدین صورت موردتأیید قرار گرفته است: استراتژی برون سپاری بر استراتژی های کاهش ه...
The dissociation energy of the ground state of NaH was determined by analyzing the observed near dissociation rovibrational levels. These levels were reached by stimulated emission pumping and fluorescence depletion spectroscopy. A total of 114 rovibrational levels in the ranges 9<or=v(")<or=21 and 1<or=J(")<or=14 were assigned to the X (1)Sigma(+) state of NaH. The highest vibrational level ob...
The specificity of labeling enteroviruses with (32)P-labeled NaH(2)PO(4) or (14)C-leucine can be determined by comparing the percent adsorption of infective particles and radioactivity to membrane (Millipore) filters.
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