Makale Koleksiyonu: Recent submissions
Now showing items 1421-1440 of 5745
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Pd(II) complexes of novel phosphine ligands: Synthesis, characterization, and catalytic activities on Heck reaction
(TAYLOR & FRANCIS LTD, 2016)Novel phosphine oxides, (((3-methylpyridin-2-yl)amino)methyl)diphenylphosphine oxide (1) and diphenyl((pyrazin-2-ylamino)methyl)phosphine oxide (2), were synthesized and characterized. Phosphines ligands (3 and 4) were ... -
Investigation of wear properties of CaO, MgO added stabilized zirconia ceramics produced by different pressing methods
(KOREAN ASSOC CRYSTAL GROWTH, INC, 2018)Stabilized zirconia has superior high temperature properties such as high tolerance for thermal shock, low thermal conductivity, mechanical properties, elevated melting point, good phase stability and excellent oxidation ... -
An Investigation of the Effects of Curcumin on the Changes in the Central Nervous System of Rats Exposed to Aroclor 1254 in the Prenatal Period
(BENTHAM SCIENCE PUBL, 2018)Background & Objective: Aroclor 1254 is a widespread toxic compound of Polychlorinated Biphenyls (PCBs), which can create significant nervous problems. No remedies have been found to date. The aim of this study was to ... -
Strain measurement under the minimal controller synthesis algorithm and an extensometer design
(ELSEVIER SCIENCE SA, 2009)In this paper, minimal controller synthesis (MCS) algorithm is used in the case of strain measurement for the first time. The MCS control is an adaptive control method and it can be recommended as a robust controller for ... -
Turkish preservice mathematics teachers' mathematical values: Positivist and constructivist values
(ACADEMIC JOURNALS, 2009)The present study aimed to investigate preservice mathematics teachers' values toward their mathematics teaching with regard to their grade level, gender and departments. In the study, the positivist and constructivist ... -
Modeling of the Foca-Uzunada magnetic anomaly and thermal structure in the gulf of Izmir, western Turkey
(PERGAMON-ELSEVIER SCIENCE LTD, 2018)The Gulf of Izmir (GoI) is one of the largest gulfs in the Aegean Sea, Turkey. There is a large magnetic anomaly extending in the NE-SW direction between Foca and Uzunada (Uzun Island) in the gulf. Previously, Curie Point ... -
Flash pyrolysis of Silopi asphaltite in a free-fall reactor under vacuum
(ELSEVIER SCIENCE BV, 2008)Flash pyrolysis experiments on asphaltite samples were performed in a free-fall reactor under vacuum to determine the effects of pyrolysis temperature, feed rate and particle size. Maximum liquid yield of 13 wt.% was ... -
Organic geochemical characteristics of the bituminous Eocene units in the Corum-Suluova Basin, central Anatolia, Turkey
(GEOLOGICAL SOC PUBL HOUSE, 2004)In the Corum-Suluova Basin (central Anatolia) the Eocene Celtek and Armutlu formations consist of conglomerate, sandstone, siltstone, marl, mudstone, shale, limestone, clayey limestone, bituminous shale and coal. Total ... -
Management of atrial fibrillation in the Emergency Department: current approach and future expectations
(VERDUCI PUBLISHER, 2013)Atrial fibrillation (AF) is the most common cardiac dysrhythmia and occurs in 3.3%-10% of emergency admissions. It is frequently quoted for people over the age of 75, but the cases of AF in young subjects without structural ... -
Expression of FHIT, p16, p53 and EGFR as prognostic markers in thyroid tumors of uncertain malignant potential
(ZERBINIS MEDICAL PUBL, 2015)Purpose: Thyroid tumors of uncertain malignant potential (TT-UMP) constitute a relatively new diagnosis. The purpose of this study was to analyze the relationship between immunohistochemical panels, prognostic parameters ... -
Sulfur-isotope study of the Ana Yatak massive sulfide deposit, southeastern Turkey
(V H WINSTON & SON INC, 1998)The Ana Yatak massive sulfide deposit is located in the Ergani-Maden District of south-eastern Turkey and has been a major source of copper for more than 4,000 years. The mineralization is hosted by strongly chloritized ... -
FCC-he sensitivity estimates on the anomalous electromagnetic dipole moments of the top-quark
(ELSEVIER SCIENCE BV, 2019)In this paper, we study the production of a top-quark in association with a bottom-quark and a electron-neutrino at the Future Circular Collider Hadron Electron (FCC-he) to probe the sensitivity on its magnetic moment ((a) ... -
Intersubband electron transition across a staircase potential containing quantum wells: light emission
(ACADEMIC PRESS LTD ELSEVIER SCIENCE LTD, 2005)We present a theoretical investigation of a novel staircase-like light emitter based on the GaAs/GaxAl1-xAs material system. The emission wavelength is around 12 mum. The device operation is based on the intersubband ... -
GIS based susceptibility mapping of karst depression in gypsum: A case study from Sivas basin (Turkey)
(ELSEVIER SCIENCE BV, 2007)A method is presented for mapping of collapse susceptibility using Geographical Information System (GIS). Collapses in karst terrains are very serious geological hazards and can damage engineering structures and cause ... -
Photocatalytic disinfection of Giardia intestinalis and Acanthamoeba castellani cysts in water
(ACADEMIC PRESS INC ELSEVIER SCIENCE, 2008)In this study, disinfection of water containing Giardia intestinalis and Acanthamoeba castellani cysts with TiO2 and modified catalyst silver loaded TiO2 (Ag-TiO2) was investigated. Destruction of the parasites was evaluated ... -
Structure-property relation of a soft liner material used in denture applications
(JAPANESE SOC DENTAL MATERIALS DEVICES, 2007)With a view to understanding the structure-property relation of a silicone-based soft lining denture material after polymerization, its chemical composition and viscoelastic properties were investigated. Chemical compositions ... -
Al-pillared clay for cottonseed oil bleaching: An optimization study
(WILEY, 2005)In this study, Al-pillared white bentonite (Ordu-Unye, Turkey) was used for cottonseed oil bleaching. Pillaring process parameters were optimized in terms of bleaching efficiency as the bleaching capacity of cottonseed ... -
Association of endothelial nitric oxide synthase Glu298Asp gene polymorphism in psoriasis cases with hypertension
(K FAISAL SPEC HOSP RES CENTRE, 2014)BACKGROUND AND OBJECTIVES: Psoriasis is a common autoimmune-mediated chronic, inflammatory skin disease. Although, the molecular mechanism is not completely understood, psoriasis is caused by genetic and non-genetic ... -
Determination of structural, spectrometric and nonlinear optical features of 2-(4-hydroxyphenylazo)benzoic acid by experimental techniques and quantum chemical calculations
(PERGAMON-ELSEVIER SCIENCE LTD, 2013)The optimized geometrical structure, vibrational and electronic transitions, chemical shifts and nonlinear optical properties of 2-(4-hydroxyphenylazo)benzoic acid (HABA) compound were presented in this study. The ground ...