151 research outputs found

    Instructors' Problems and Solution Suggestions in the Process of Teaching Turkish Language to Foreign Students

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    This study was designed according to the qualitative research method aiming to determine the problems of instructors faced in the process of teaching Turkish to foreigners and the solutions proposed by them. Seven instructors working at YYU TÖMER have been participated in the study. Some of the instructors have experience of Turkish teaching to foreigners in different institutions and in different countries. The data were collected by interview technique, which is a qualitative data collection tool, analyzed by descriptive analysis and exemplified by the opinions of the participants. When examining the problems of instructors faced in the process of Turkish teaching to foreigners and the sources of these problems, it is confronted that these problems are conduced from students, the mother tongue of target group, the structure of Turkish, materials and learning environments. The most difficult skills that instructors encounter during the teaching Turkish to foreigners are grammar, writing, speaking and reading. Considering the most difficult subjects in teaching, metaphor, idioms and proverbs are in the lead. When the suggestions that the instructors have developed for furthering the success of teaching Turkish to foreigners are examined, these suggestions are directed to centers of teaching Turkish, textbooks, texts, other teaching materials, institutions, academicians, instructors conducting the courses and applied methodologies. Keywords: Turkish language to foreigners, problems and solutions, suggestion

    Technological distractions V Motivational factors

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    This study aims to investigate demands for motivational factor in a classroom environment which has been polluted by increasing distraction caused by the recent technological developments. It is evidently proved that motivations of students are quite important to enhance their learning in the classroom. Some of these factors relates to theextrinsic and intrinsic motivations. The extrinsic motivational factors are treated more inthis study.However, the recent technological developments and their new learning environment have also influence on learning of students. According to a survey more than nine out often British students are distracted by Face book, Twitter and other social networking sitesat least once an hour. As part of motivational factors, rewards are more productive andefficient then punishments in classroom environment. For the good and betterment of teachers and students, educational institutions should start to put into practice "laptopban" and "smart phone ban" or permits.In this paper comparative studies are considered to dig out findings related totechnological distractions V motivational factors.This paper analyzes the distractions caused by the recent technological developmentin the classroom environment. The finding of this paper indicates that banning is not agood option for motivation of the students. It suggests that there should be a balancebetween banning and freeing the usages of the recent developed technologies.In short, it is regarded to conduct a controlling mechanism which can help student show to handle and balance technology use in educational institutions. If students aim forhigh paying jobs, during the lesson they need to switch off their laptop and smart phonesfor better future

    Predictive hematological and immunological parameters associated with postpartum progressed Covid-19 disease

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    Background: In pregnancy, Coronavirus disease-2019 (COVID-19) infection disease may be more severe due to existingphysiological changes. Similarly, changes during and after birth can make the patient more subceptible. Objective: To investigate possible laboratory findings that was related to postpartum progression of COVID-19 disease. Methods: Pregnant women who are pregnant at 28 weeks or more and who are COVID-19 positive at the time of delivery were investigated in this study. Progressed post- delivery and non-progressed COVID-19 positive pregnants’ laboratory findings were analyzed. Hematological and immunological parameters associated with postpartum progressed COVID-19 disease were evaluated. Results: Totally 151 individuals were conducted to the study. In the prenatal analysis, higher BMI and lower albumin levels were detected in the progressed group (p<0.05). In the postpartum analysis; White Blood Cell, lymphocyte and albumin were increased, while neutrophil, NLR, LDH, CK, D-DIMER, Ferritin, CRP and IL-6 were decreased in the non-progressed group as opposite of the progressed group (p<005). Conclusion: We observed that prenatal low albumin and high BMI may be related to progression of the COVID-19 disease after delivery. In progressed group, inflammatory markers were increased after delivery while in non-progressed group they were improved. These markers may be warning for the postpartum progression of COVID-19 disease. Keywords: COVID-19; delivery; albumin; neutrophil-lymphocyte ratio; pregnancy

    Synthesis of Graphene on Gold

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    Here we report chemical vapor deposition of graphene on gold surface at ambient pressure. We studied effects of the growth temperature, pressure and cooling process on the grown graphene layers. The Raman spectroscopy of the samples reveals the essential properties of the graphene grown on gold surface. In order to characterize the electrical properties of the grown graphene layers, we have transferred them on insulating substrates and fabricated field effect transistors. Owing to distinctive properties of gold, the ability to grow graphene layers on gold surface could open new applications of graphene in electrochemistry and spectroscopy.Comment: 8 pages, 4 figure

    Desquamative interstitial pneumonia: Risk factors, laboratory and bronchoalveolar lavage findings, radiological and histopathological examination, clinical features, treatment and prognosis

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    Desquamative interstitial pneumonia is a type of smoking-associated major idiopathic interstitial pneumonia, which is characterized by accumulation of alveolar macrophages in alveolar lumens and septa and develops secondary to mainly active or passive exposure to cigarette smoke. Desquamative interstitial pneumonia mostly occurs in male smokers in association with non-specific symptoms responsive to steroid therapy and has a better prognosis than usual interstitial pneumonia. To date, no large-scale clinical studies have been performed on desquamative interstitial pneumonia patients. Factors responsible for the scarcity of data on the clinical course of this condition include the retrospective nature of the available information as well as its rare occurrence. Despite this, a general consensus exists as to the nature of its symptoms, association with smoking, age and gender distribution, findings of respiratory function tests, steroid responsivity and mortality. The objective of the present review article was to report on desquamative interstitial pneumonia and to describe its etiology, risk factors and clinical features, as well as the laboratory, bronchoalveolar lavage, radiological and histopathological findings, and the treatment and prognosis of affected patients

    Experimental analysis of a solar absorption system with interior energy storage

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    This study examines experimentally the cooling application of a solar absorption system with interior energy storage that uses two different auxiliary systems. The experiments were performed at Uludag University, Bursa, Turkey on the 3rd and 4th of August 2010 that had the approximately same average outdoor temperature, 31°C. A solar hot water was delivered via a 40 m2 array of flat plate solar collectors that drove a lithium chloride (LiCl) absorption heat pump with a cooling power peak of 20 kW. A solar-powered air conditioning system was designed for heating and cooling in a test room that had a total floor space of 30 m2. Chilled water produced in the evaporator was supplied to the fan coil units, and the heat of condensation and absorption was rejected by means of a wet cooling tower. An electric heater and an air source heat pump were used as auxiliary systems for the absorption cooling application for two different cases when the solar energy was insufficient. Temperature variations were recorded for the absorption machine components, the test room, and the outdoors. The cooling energy, thermal energy, and daily average coefficient of performance (COP) of the absorption system were calculated for two days. Solar absorption cooling was considered for two different auxiliary systems and is presented in this manuscript. The results showed that the daily average COP of the absorption system was 0.283 for Case 1 and 0.282 for Case 2. For both cases, the interior energy storage of the absorption system enabled it to satisfy the cooling demand during the night while solar energy was not available

    The efficacy of multiparametric prostate magnetic resonance imaging in the diagnosis and treatment of prostate cancer

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    Aim: To investigate the accuracy of multiparametric prostate magnetic resonance imaging (mpMRI) in determining the diagnosis and treatment options of prostate cancer (PCa), and its pathology correlation. Methods: Between October 2017 and January 2018, 73 patients were subjected to an mpMRI at our clinic. Of these patients, 11 were radical prostatectomy (RP) after treatment, and four were post- radiation therapy (RT) follow-up. The remaining 58 patients were assigned to the PSA elevation and / or positive digital rectal examination (DRE) patient group in this study and their outcomes were evaluated. Results: Of the 58 patients included in the study, 13 were found to have a PI-RADS 5 on mpMRI and in 9 (90%) of 10 patients undergoing simultaneous biopsy, PCa was detected. The biopsy results of all cases evaluated as PI-RADS 1 were benign. All of the patients who were ISUP 3 and above had a PI-RADS 5. Patients with a PI-RADS score of 4 and above being ISUP 2 and above was statistically significant (p=0.011). A case had undergone a previous radical prostatectomy assessment revealed that tPSA increased to 2 ng/ml during the follow-up, and so RT was added to the treatment; although LAP was identified in the left iliac region on an mpMRI performed upon the continued increase of tPSA. During the follow-ups of the patient who had regional RT, the tPSA dropped below 0.01 ng/ml. Conclusion: The results of our study show that mpMRI can gain a new and important place in urology due to the guidance it provides in biopsies, facilitating targeted biopsy, its effectiveness in determining treatment modalities and its importance in post-PCa treatment follow-ups
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