15 research outputs found

    Architectural design communication (ADC) in online education during COVID-19 pandemic: a comparison of Turkish and Spanish universities

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    [EN] Purpose The paper aims to examine the concept of architectural design communication (ADC) for updating design studio dynamics in architectural education during the Covid-19 pandemic. Within this perspective, the changing and transforming contents of architectural education, the thinking, representation and production mediums are examined through the determined components of ADC. There are five components in the study, which are (1) Effective Language Use, (2) Effective use of Handcrafts, (3) Effective Technical Drawing Knowledge, (4) Effective Architectural Software Knowledge and (5) Outputs. Design/methodology/approach The research method is based on qualitative and quantitative methods; a survey study is applied and the comparative results are evaluated with the path analysis method. The students in the Department of Architecture of two universities have been selected as the target audience. Case study 1 survey is applied to Altinbas University (AU) and Case study 2 survey is applied to Universitat Politecnica de Valencia (UPV) students during the COVID-19 pandemic; '19-'20 spring term, online education. Findings As a result, two-path analysis diagrams are produced for two universities, and a comparative analysis is presented to reveal the relationships of the selected ADC components. Originality/value This paper fulfills an identified need to study how ADC can be developed in online education platforms.Akçay Kavakoglu, A.; Guleç Ozer, D.; Domingo Calabuig, D.; Bilen, O. (2022). Architectural design communication (ADC) in online education during COVID-19 pandemic: a comparison of Turkish and Spanish universities. Open House International. 47(2):361-384. https://doi.org/10.1108/OHI-07-2021-014436138447

    Breakthrough pain frequency in cancer patients and the efficiency of oral transmucosal fentanyl citrate

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    Objectives: We aimed to search the frequency of breakthrough pain (BP) and the efficiency of oral transmucosal fentanyl citrate (OTFC) for the treatment of BP in cancer patients

    Forensic epidemiology of childhood deaths-Gaziantep (2005-2012)

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    In the present study, judicial death cases during childhood were assessed retrospectively for description and discussion of the data obtained in company with the literature were aimed. For the purposes of this study, the postmortem examination and post-mortem records of the cases between the ages of 0-18, who had died between January 2005 and December 2012. The sociodemographic characteristics and origin of the 1113 cases, the type of the incident, the distribution of the causes of death post-mortems were evaluated. The mean age of the 1113 cases was 6.77±0.17 (mean ± SE), and 66.8% cases were male, while 33.1% were female, (Male/Female: 2/1). The greatest part of all the deaths comprised fatal accidents with cases 61.4%, followed by (26.1%) suspicious deaths, 4.3% homicides, and 4.1% suicides the most common cause for death was detected as traffic accident by 33.5% cases among the 48 cases who were homicided, 58.3% were in the 15-18 age group. Consequently, it was observed that child death cases occurred in our territory were frequently accidental and traffic accidents were more commonIn the present study, judicial death cases during childhood were assessed retrospectively for description and discussion of the data obtained in company with the literature were aimed. For the purposes of this study, the postmortem examination and post-mortem records of the cases between the ages of 0-18, who had died between January 2005 and December 2012. The sociodemographic characteristics and origin of the 1113 cases, the type of the incident, the distribution of the causes of death post-mortems were evaluated. The mean age of the 1113 cases was 6.77±0.17 (mean ± SE), and 66.8% cases were male, while 33.1% were female, (Male/Female: 2/1). The greatest part of all the deaths comprised fatal accidents with cases 61.4%, followed by (26.1%) suspicious deaths, 4.3% homicides, and 4.1% suicides the most common cause for death was detected as traffic accident by 33.5% cases among the 48 cases who were homicided, 58.3% were in the 15-18 age group. Consequently, it was observed that child death cases occurred in our territory were frequently accidental and traffic accidents were more commo

    Roasting of Celestite in Laboratory Scale Rotary Furnace

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    Turkish celestite ore was roasted in a lab scale rotary kiln furnace with metallurgical coke. Coke and celestite were mixed; the product contained 32% coke which is more than the stoichiometric requirement. 100 g of the mixed product was fed to a rotary furnace at 35 g/min. Temperature (1000 and 1100 degrees C), rotation speed (2.5, 5 and 10 rpm) and the slope of the furnace (2, 3 and 5 degrees) were among the investigated parameters. Phase and chemical analyses were carried out by XRD and XRF techniques, respectively. The maximum solubility of the roasted product in water was 48% under the roasting conditions of 1100 degrees C, 2.5 rpm and 2 degrees slope

    Production of Strontianite from Celestite Ore in Carbonate Media

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    Celestite ore (SrSO4) is used as raw material for the production of strontium compounds. The aim of this study is to develop a new and efficient strontianite (SrCO3) production method. Strontianite was obtained from domestic celestite concentrate with direct conversion method in which celestite reacts with CO32- and NH4+ containing solution. Thus, the effect of particle size, time, ammonia concentration on the conversion was investigated. (NH4)(2)CO3 solution was used as carbonate agent. Because the solution is decomposed at 58 degrees C, experiments were performed low temperatures. Celestite ore was converted to strontianite between 3 and 6 h depending on ammonia concentration and celestite mass. Characterization of celestite ore, products and reaction residues were carried out by DSC, TG, XRD, and AAS analytical techniques

    Direct Conversion of Celestite to SrCO3 by Wet Milling

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    Effect of the high energy ball milling on the direct conversion of celestite to strontium carbonate (SrCO3) was studied. Celestite ore was ground by a planetary ball mill with sodium carbonate (Na2CO3) solution. Experimental study carried out to determine the effects of milling time (5, 10, 15, 30, 60, and 120 min) and Na2CO3 concentration (1, 1.25, 1.5, and 2 M) on the precipitation efficiency. Volume of carbonate solution was calculated for the stoichiometric amount of sulfate in celestite and solid material/ball weight ratio is selected 1/10 as constant. After filtering, washing and drying the precipitated SrCO3 sludge was analyzed by X-Ray Diffractometer (XRD), Scanning Electron Microscope (SEM), and Energy Dispersive Spectroscopy (EDS). The conversion rate of celestite to SrCO3 increased systematically with extending milling time. The strontium carbonate in the product can be concentrated up to 99.8% by 120 min wet milling of celestite in 2 M Na2CO3 solution

    Elder Abuse and Neglect

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    Abuse and neglect are preventable societal problems that influence elderly individuals physically, spiritually and socially. Elder abuse is neglected for many years and is a growing problem all over the world. The aim of this article is to review the evaluation of elderly individuals who are exposed to abuse and neglect with systematic detailed history and physical examination and to describe individual, familial, and social measures that should be taken to prevent these abuses. [Archives Medical Review Journal 2013; 22(3.000): 393-407

    Investigating the Dissolution Characteristics of Strontium Sulfide

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    Celestite is the main source of strontium containing chemicals and metallic strontium. Unlike other sulfate containing minerals, celestite is not soluble in water. Further processing of SrSO4 requires conversion to water- soluble strontium sulfide (SrS). In this study, solubility of SrS in distilled water is investigated. SrS used in experimental study was obtained by roasting celestite at 1050 degrees C in a lab-scale rotary furnace. Experiments were carried out to determine the effects of time (90, 120, and 150 min), solid/liquid (S/L) ratio (1/5, 1/10, and 1/25 w/v) and temperature (25, 55, 75, and 95 degrees C). Stirring speed (500 rpm) was constant. XRD results of leach cakes showed that increasing temperature increases dissolution rate and efficiency. However, increasing S/L ratio decreases the leaching efficiency

    The effect of combined treatment with niacin and chromium (III) chloride on the different tissues of hyperlipemic rats

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    We investigated the effects of a combined treatment with chromium (Cr) and niacin on the spleen, tongue, and lens tissues in terms of lipid peroxidation (LPO), glutathione (GSH), serum catalase (CAT), lactate dehydrogenase (LDH), serum cholesterol, and total lipid levels in normal and hyperlipemic rats. In this study, female 1-year-old Swiss albino rats were used. The rats were randomly divided into four groups. Group I rats (control) were fed with standard pellet chow. Group II rats were fed a lipogenic diet in which 2% cholesterol, 0.5% cholic acid, and 20% sunflower oil were added and were given 3% alcoholic water for 60 days. Group III rats were fed with the same lipogenic diet and were treated with a dose of 250 mu g/kg body weight CrCI3 center dot 6H(2)O and 100 mg/kg body weight niacin, for 45 days, by gavage. The rats in group IV were fed with pellet chow and treated with 250 mu g/kg body weight CrCI3 center dot 6H(2)O and 100 mg/kg body weight niacin, by gavage, for 45 days. After 2 weeks, the animals showed symptoms of hyperlipemia. On the 60th day, tissue and blood samples were taken. We have observed decreased CAT activity and GSH levels, increased LDH activity, cholesterol, total lipid, and LPO levels in hyperlipemic rats. Niacin and Cr administration to hyperlipemic rats increased tissue GSH levels and CAT activity and decreased tissue LPO levels and LDH activity, cholesterol, and total lipid levels compared with hyperlipemic rats. We conclude that the administration of a combination of niacin and chromium has a protective effect against oxidative damage to tongue, lens, and spleen tissues as a result of hyperlipemia
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