26 research outputs found

    Sovereign wealth funds: A comparison of the Turkish sovereign wealth fund with the world samples

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    Sovereign wealth funds represent unity of assets that are directly or indirectly under public control and whose investments are largely concentrated across borders. Strategic objectives of the sovereign wealth funds are accumulating income surpluses for future generations or restoring the economic order and stabilizing it over the years when volatility is intense. Turkey decided the establishment of sovereign wealth fund in 2016. In this study, firstly, information on the practices of sovereign wealth funds is given. Then, the differences between the Turkish Sovereign Wealth Fund and existing samples are revealed. As a result, criticisms have been brought about the establishment and the operation process of the Turkish Sovereign Wealth Fund. Recommendations regarding the structure of the audit system and the management organization have been presented. The Turkish Sovereign Wealth Fund is a strategic step for Turkey, if it is managed properly, transparent and reliable

    Prognostic importance of central thrombus in hemodynamically stable patients with pulmonary embolism

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    Background: The association between mortality and localization of central thrombus in hemodynamically stable patients with pulmonary embolism (PE) is unclear. Sufficient data are not available to help clinicians to select between low molecular weight heparin (LMWH), unfractionated heparin (UFH) and thrombolytics for the management of central thrombus. The present study aims to investigate whether central thrombus in the pulmonary artery affects 30-day mortality rate, and to compare the outcomes of different treatment approaches in patients with central thrombus. Methods: This multi-central, prospective, observational study included 874 hemodynamically stable patients with PE confirmed by multidetector computed tomography scan. The localization of the emboli was evaluated and categorized as central (saddle or at least one main pulmonary artery), lobar or distal. The primary study outcome was 30-day all-cause mortality. Results: Localization of the emboli was central in 319 (36.5%) patients, lobar in 264 (30.2%) and distal in 291 (33.2%) patients. Seventy-four (8.5%) patients died during the 30-day follow-up period. All-cause mortality rate was 11.9%, 6.8% and 6.2% in patients with central, lobar, and distal emboli, respectively (p < 0.001). Multivariate analysis did not show that hemodynamically stable central thrombus was an independent predictor of mortality. Additionally, mortality rate was not significantly different between UFH, LMWH and thrombolytic therapy groups. Conclusions: The present study showed that central thrombus was not an independent predictor of mortality in hemodynamically stable PE patients. LMWH and UFH were similarly effective in the treatment of this patient group.

    DETERMINATION OF RISK FACTORS FOR HYDATID DISEASE AMONG ANIMAL BREEDERS IN DÄ°NAR-AFYONKARAHÄ°SAR

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    Introduction: Hydatid disease is a zoonotic parasitic infection caused by a tapeworm called Echinococcus granulosus. This study aimed to determine the risk factors for hydatid disease among animal breeders in the Dinar-Afyonkarahisar province of Turkey.Materials and Methods: Between July 2015 and May 2016 a questionnaire form including risk factors for hydatid disease was applied by face-to-face interviews of 95 individuals. Survey data were analysed by percentage.Results: The average of age was calculated as 44.87. It was determined that 45.26% of animal breeders have no information about hydatid cyst, 38.94 % don`t administer antiparasitic drugs to animals, 68.42% will not be able to recognize hydatid cyst while slaughtering and 24.21% have seen hydatid cyst while slaughtering. We asked `Do you have some information about transmission of the disease?` and 80.00% of animal breeders said `No`. The percentage of participants who reported that there were some individuals who have caught hydatid disease around them was 2.10%. Most of the participants (56.84%) indicated that infected organs should be given to dogs or put in the rubbish box and 50.52% of the individuals reported that their dogs can enter easily into barns and they give giblets to dogs. Also, the percentage for animal breeders who don`t administer antiparasitic drug to their dogs was 57.89%.Conclusion: It was detected that the animal breeders in Dinar- Afyonkarahisar have insufficient information about certain aspects of hydatid disease and also we detected some risk factors for the disease

    A Solution Proposal to the Interval Fractional Transportation Problem

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    In real world applications, frequently may be faced up with the fractional transportation problem that these cost and preference parameters of the fractional objective may not be known in precise manner which are changed in the interval each other. In this study, fractional transportation problem with interval coefficient is transformed to a classical transportation problem by expanding the order 1st Taylor polynomial series with multi variables

    Fast multiplier generator for FPGAs with LUT based partial product generation and column/row compression

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    We present a new parallel integer multiplier generator for FPGAs. It combines (i) a new Generalized Parallel Counter (GPC) grouping algorithm for column compression with (ii) a LUT based partial product generation, is (iii) unique as it automatically generates placement pragmas, (iv) uses a ternary adder as a final adder to exploit FPGA's internal carry-chains, and (v) employs a novel GPC based row compression, which aims to reduce the width of the final adder. We wrote Verilog generators for our method as well as one leading work in the literature. For synthesis, we wrote a script that can do “binary search” for the optimum latency. Our extensive implementation results on Xilinx Virtex-6 FPGAs show that we almost always produce circuits with smaller latency (i.e., timing) and Area-Timing Product (ATP) compared to the state-of-the-art in the literature, by 18% and 12% (on the average), respectively. We also offer smaller latency compared to the HDL * operator by 9% on the average at a cost of 12% larger ATP on the average. We are worse in latency in 6 cases out of 33, in all of which synthesis maps * to DSP slices. We also include area and energy results on Virtex-6 as well as a limited amount of latency, area, and ATP results on Virtex-5 and Altera Stratix III

    Carbon based nanomaterials for high performance optoelectrochemical systems

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    Carbon nanotubes (CNT) and graphene are two significant carbon based nanomaterials which have extraordinary physicochemical properties, used in diverse fields of research. Recently, some actual studies were made to associate these carbon nanomaterials to produce CNT-graphene hybrid with synergic effects of graphene and CNTs. Addressed herein, EDOT-modified reduced graphene oxide (rGO), functionalized multiwalled carbon nanotube (f-MWCNT) and hybrid material (rGO-f-MWCNT) have been prepared. Then, PEDOT-modified composite films were synthesized via electrochemical polymerization to examine enhancing electrochemical properties of PEDOT and characterized by SEM, AFM analysis. As a conclusive finding, an improved stability, charge density, electrochromic switching kinetics and optical contrast of polymer composite films were observed on presence of nanocarbon materials in comparison to the control PEDOT film due to facile ion transport, high surface area

    Fast multiplier generator for FPGAs with LUT based partial product generation and column/row compression

    No full text
    We present a new parallel integer multiplier generator for FPGAs. It combines (i) a new Generalized Parallel Counter (GPC) grouping algorithm for column compression with (ii) a LUT based partial product generation, is (iii) unique as it automatically generates placement pragmas, (iv) uses a ternary adder as a final adder to exploit FPGA's internal carry-chains, and (v) employs a novel GPC based row compression, which aims to reduce the width of the final adder. We wrote Verilog generators for our method as well as one leading work in the literature. For synthesis, we wrote a script that can do “binary search” for the optimum latency. Our extensive implementation results on Xilinx Virtex-6 FPGAs show that we almost always produce circuits with smaller latency (i.e., timing) and Area-Timing Product (ATP) compared to the state-of-the-art in the literature, by 18% and 12% (on the average), respectively. We also offer smaller latency compared to the HDL * operator by 9% on the average at a cost of 12% larger ATP on the average. We are worse in latency in 6 cases out of 33, in all of which synthesis maps * to DSP slices. We also include area and energy results on Virtex-6 as well as a limited amount of latency, area, and ATP results on Virtex-5 and Altera Stratix III

    Mixed Epithelial and Stromal Tumor of the Kidney with Sarcomatous Transformation Metastatic to the Lung A Case Report

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    BACKGROUND: Malignant transformation of mixed epithelial and stromal tumor (MEST) of the kidney is a very rare entity. We report an unusual case with a review of the literature
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