نتایج جستجو برای: فولرن c20
تعداد نتایج: 1543 فیلتر نتایج به سال:
This experiment was conducted to determine the effect of different vegetable oil types on broiler energy expenditure, abdominal fat deposition and fatty acid profile of breast and thigh. A total number of 300 un-sexed day-old cobb 500 broiler chickens were used in a completely randomized design, consisted of five treatments (five different vegetable oil sources including soy, flaxseed, canola, ...
The influence of pH (6.0-9.0), natural organic matter (NOM) (0-10 mg C/L) and ionic strength (IS) (1.7-40 mM) on 14 nm CeO₂ NP aggregation and ecotoxicity towards the alga Pseudokirchneriella subcapitata was assessed following a central composite design. Mean NP aggregate sizes ranged between 200 and 10000 nm. Increasing pH and IS enhanced aggregation, while increasing NOM decreased mean aggreg...
It has been brought to our attention that there were a number of typographical errors in one section of our recent article [1] published in December 2005. All corrections apply to the section entitled, 'Biochemical rationale; Eicosanoids: cyclo-oxygenase pathway'. The second paragraph should read: The usual substrate for the COX isozymes is the n6 LC PUFA arachidonic acid (AA; C20:4n-6). Eicosa...
کار تحقیقاتی انجام شده در این رساله مطالعه نظری برخی از مشتقات خانواده فولرن به عنوان گیرنده-های الکترونی در سلول های خورشیدی پلیمر- فولرن بر پایه نظریه تابعی چگالی در سطح b3lyp به منظور یافتن ترکیباتی با کارایی بالاتر در دستگاه های فوتوولتایی می باشد. تحقیق حاضر در چهار مرحله به این مهم می پردازد. در مرحل اول روابط موجود بین سطوح انرژی lumo با پارامتر ولتاژ مدارباز (voc) برای خانواده ای از مشت...
Abstract Background Maternal nutrition during gestation affects fetal development, which has long-term programming effects on offspring postnatal growth performance. With a critical role in protein and lipid metabolism, essential fatty acids can influence the development of muscle adipose tissue. The experiment investigated late supplements (77 d prepartum), either rich saturated monounsaturate...
Abstract The study objective was to evaluate the effect of two fat sources and graded levels vitamin E (VE) supplementation on tissue fatty acid profile, VE concentrations, immune capacity antioxidant plasma tissues pigs at heavy slaughter weight (150 kg). A total 48 individually-fed (24 barrows, 24 gilts; 28.44 ±2.69 kg) were randomly assigned 8 dietary treatments in a 2 × 4 factorial arrangem...
Rights: © 2011 American Physical Society (APS). This is the accepted version of the following article: Vehviläinen, T. T. & Ganchenkova, M. G. & Nieminen, Risto M. 2011. Nanoporous carbon structures based on C[sub 20]. Physical Review B. Volume 84, Issue 12. 125444/1-7. ISSN 1550-235X (electronic). DOI: 10.1103/physrevb.84.125444, which has been published in final form at http://journals.aps.or...
the fullerene structures of c20cage and bowl,c20h10 and their n-doped structures as c20cage nh,c20bowl nh, c20h10nh, c20h10n and their isomers are optimized using the mpw1pw91/6-31g level of the theory. magnetic shielding tensors of 14n and 13c atoms are calculated by the same level of the theory. results show that doping an n atom on fullerenes affects differently on the chemical shielding of ...
این تحقیق با هدف بررسی امکان جایگزینی بخشی از نیتریت با اسانس های دارچین (cinnamomum zeylanicum) و نعناع فلفلی (mentha piperita) و تأثیر آن بر خصوصیات اکسیداسیونی، میکروبی و رنگ سوسیس صورت گرفت. اسانس های دارچین و نعناع فلفلی با تکنیک gc/ms تجزیه شدند و مشخص شد که مواد تشکیل دهنده عمده اسانس نعناع فلفلی شامل منتول (4/24%)، نئو ایزومنتول (4/23%)، 1و8-سینئول (73/8%) و ترپین-4-ال (67/8%) و مواد اص...
Vietnam's sea is assessed to be very diverse and rich in seaweed species. It about 1000 different species of seaweed, which more than 800 have been identified, classify into genus, families, classes, phylums, continuously updated from the 1950s present. Previous studies by Vietnamese international scientists shown that lipids contain many valuable active ingredients such as acids C20: 4n-6 (AA)...
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