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Murat Tunc¸tu¨rk,Tamer Eryig˘it,Ali Rahmi Kaya 한국응용생명화학회 2017 Applied Biological Chemistry (Appl Biol Chem) Vol.60 No.1
Ten of the most popular and well-known edible plant species from the Lamiaceae which are used in the production of herby cheese were examined to evaluate their nutritional properties, mineral, and heavy metal content. This study has revealed significant variations in the contents of minerals among the studied plant species. The most of plant samples were rich in some of the vital minerals such as Fe, Cu, Ca, K, Mn, and Zn, which are known to be important in health maintenance. Ziziphora capitata plant materials had the highest concentration of toxic heavy metals, including chromium (1.72 mg kg-1), where Mentha longifolia had the highest cobalt (1.14 mg kg-1). The results of this study suggest that the use of these plant species in herby cheese will not contribute to heavy metal toxicity, but may be useful in treating micronutrient deficiency.
A SHARP SCHWARZ LEMMA AT THE BOUNDARY
Tuğba AKYEL,Bülent Nafi ÖRNEK 한국수학교육학회 2015 純粹 및 應用數學 Vol.22 No.3
In this paper, a boundary version of Schwarz lemma is investigated. For the function holomorphic f(z)=a+c_{p}z^{p}+c_{p+1}z^{p+1}+... defined in the unit disc satisfying |f(z)-1|<1, where 0 < a < 2, we estimate a module of angular
Medical Waste Treatment via Waste Electrospinning of PS
Tuğba Isık,Mustafa M. Demir 한국섬유공학회 2018 Fibers and polymers Vol.19 No.4
Body fluid medical wastes are infectious clinical wastes (blood, saliva, urine) due to their high pathogenic content. Incineration is the most commonly used method in waste management that possess high water content along with molecularly dissolved species such as proteins. The process is costly; so that the removal of solid content dissolved in aqueous part by preliminary filtration can reduce the volume of the waste material. In this study, fibrous mats were prepared by electrospinning of PS wastes from DMF and THF solutions. Then they are employed in the removal of protein-based solid contents of body fluid medical wastes before their disposal. Two sources of PS waste (CD cover and Styrofoam) were employed along with virgin PS for comparison. The adsorption capacity of as-prepared electrospun fibers was examined for three model proteins: Bovine Serum Albumin (BSA), Myoglobin (MYO), and Trypsin (TRY). The fibers obtained from PS CD wastes have remarkably larger protein sorption capacities (particularly BSA) than the fibers obtained from virgin PS. XPS reveals the presence of CaCO3 domains in CD covers added into PS during their production steps probably to increase mechanical properties. There may be an electrostatic interaction between Ca2+ and the negatively charged groups of the protein. In this way, PS wastes could be converted to a beneficial secondary product by electrospinning and also resulting materials promises for the disposal of body fluid medical wastes. This may be one of the frontiers study on the removal of medical wastes by adsorbents produced via electrospinning of waste polymers.
Prediction of acceleration and impact force values of a reinforced concrete slab
R. Tuğrul Erdem 사단법인 한국계산역학회 2014 Computers and Concrete, An International Journal Vol.14 No.5
Concrete which is a composite material is frequently used in construction works. Properties and behavior of concrete are significant under the effect of different loading cases. Impact loading which is a sudden dynamic one may have destructive effects on structures. Testing apparatuses are designed to investigate the impact effect on test members. Artificial Neural Network (ANN) is a computational model that is inspired by the structure or functional aspects of biological neural networks. It can be defined as an emulation of biological neural system. In this study, impact parameters as acceleration and impact force values of a reinforced concrete slab are obtained by using a testing apparatus and essential test devices. Afterwards, ANN analysis which is used to model different physical dynamic processes depending on several variables is performed in the numerical part of the study. Finally, test and predicted results are compared and it’s seen that ANN analysis is an alternative way to predict the results successfully.
The Influences of the Sanzijing on Premodern Vietnam’s Literary Sinitic Textbooks
Nguyễn Tuấn Cường,Nguyễn Thị Tú Mai 경성대학교 한국한자연구소 2016 한자연구 Vol.0 No.14
After spreading into Vietnam, the Sanzijing () had a strong influence on the Sino-Nom writings by Vietnamese authors in both of their form and content. On the form, the three-character verse style of the Sanzijing was adopted in many Vietnam’s works. About the content, premodern Vietnamese authors compiled their works by re-using examples of fondness for learning and categories of traditional concepts. In the process of reception of the Sanzijing, these authors also made immitation, adjustment, application, and combination in many aspects of this book, in order to compile primary textbooks for the education of script, language, history, thoughts, culture of Vietnam.