Güncel Gönderiler: Mühendislik Fakültesi
Toplam kayıt 568, listelenen: 361-380
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Chitosan based metal-chelated copolymer nanoparticles: Laccase immobilization and phenol degradation studies
(Elsevier Ltd, 2017)Immobilization improves the stability and reusability of enzymes. In this study, laccase, which is a green biocatalyst, was immobilized onto Cu (II)-chelated chitosan nanoparticles via adsorption and successfully applied ... -
Investigation and kinetic evaluation of furan formation in tomato paste and pulp during heating
(Elsevier Ltd, 2015)Due to its high ascorbic acid content and acidic environment, tomato is susceptible for furan formation during heat treatment. In this study, kinetics of furan formation was analyzed in order to have an understanding of ... -
Aflatoxin M 1 in UHT milk consumed in Turkey and first assessment of its bioaccessibility using an in vitro digestion model
(Elsevier, 2012)Contamination of milk and dairy products with aflatoxin M 1 (AFM 1) continues to receive increased attention because of its potential health hazard to humans. The first aim of this study was to know the occurrence and ... -
Determination of aflatoxins and ochratoxin A in retail cereal products from Turkey by high performance liquid chromatography with fluorescence detection
(Elsevier Ltd, 2012)In this study, a total of 110 retail cereal products from Turkey were analysed for aflatoxins (AFB1, AFB2, AFG1 and AFG2) and ochratoxin A (OTA). The mycotoxins were determined by liquid–solid extraction, immunoaffinity ... -
Aflatoxin M 1 and ochratoxin A in baby formulae in Turkey: Occurrence and safety evaluation
(Elsevier, 2012)During 2011, 62 samples of baby formulae were checked for aflatoxin M 1 (AFM 1) and ochratoxin A (OTA) by immunoaffinity column (IAC) clean-up and high performance liquid chromatography with fluorescence detection (HPLC-FD). ... -
Natural co-occurrence of aflatoxins and ochratoxin A in spices
(Elsevier, 2012)The present study aims to determine the co-occurrence of aflatoxins (AFs) and ochratoxin A (OTA) in spices marketed in Turkey. During the period from November 2010 to August 2011, 105 samples of spices were checked for ... -
Incidence and level of aflatoxin contamination in chilli commercialised in Turkey
(Elsevier Ltd, 2013)During the years 2011–2012, a total of 182 chilli samples were collected from two provinces of Turkey and checked for aflatoxins (AFs). The samples were analysed using immunoaffinity column (IAC) clean-up and high performance ... -
Quantitation of aflatoxins in pistachios and groundnuts using HPLC-FLD method
(Elsevier, 2014)In this study, a sensitive high performance liquid chromatography coupled to a fluorescence detector (HPLC-FLD) method after post-column derivatisation was applied for the presence of aflatoxins (AFs) in 151 pistachios and ... -
Development of a design for a crash energy management system for use in a railway passenger car
(SAGE Publications Ltd, 2016)A design approach for a crash energy management (CEM) system for a N13-type railway passenger car used by the Turkish State Railway Company is developed in this paper. The components of the CEM system are honeycomb-structured ... -
Co-occurrence of aflatoxins and ochratoxin A in cereal flours commercialised in Turkey
(Elsevier Ltd, 2015)In this study, we aim to determine co-occurrence of aflatoxins (AFs) and ochratoxin A (OTA) in cereal flours commercialised in Corum, Turkey. One hundred cereal flours were checked for target fungal metabolites between the ... -
Determination of aflatoxins in walnut sujuk and Turkish delight by HPLC-FLD method
(Elsevier Ltd, 2016)This study aims to assess the risk of aflatoxins (AFs) in traditional confectionery products (walnut sujuk and Turkish delight) of Turkey. A high performance liquid chromatography coupled with fluorescence detection ... -
Computed tomography analysis of impact response of lightweight sandwich panels with micro lattice core
(SAGE Publications Ltd, 2018)One of the main focuses in transportation engineering is the application of sandwich materials in order to create safer and efficient vehicles. The main focus of this study was the application of 3D computed tomography for ... -
Fatigue behavior of adhesively bonded glass fiber reinforced plastic composites with different overlap lengths
(SAGE Publications Ltd, 2015)The joining techniques of lightweight and strong materials in the transport industry (e.g. automotive, aerospace, shipbuilding industries) are very important for the safety of the entire structure. In these industries, ... -
Multiple objective crashworthiness optimization of circular tubes with functionally graded thickness via artificial neural networks and genetic algorithms
(SAGE Publications Ltd, 2017)The objective of this paper is to develop a multiple objective optimization procedure for crashworthiness optimization of circular tubes having functionally graded thickness. The proposed optimization approach is based on ... -
Estimation of the Bond grindability index from chemical analysis values and modulus of mixture of raw material of marls
(ICE Publishing Ltd., 2012)In this study, the relationships between Bond grindability index (G bg) and chemical constituents were investigated on marl samples from the AS cement factory (Burdur/Turkey). First, standard Bond grindability tests were ... -
Effects of pretreatment and various operating parameters on permeate flux and quality during ultrafiltration of apple juice
(2012)The central composite design with a quadratic model was used to investigate the effect of temperature (20-40°C) and transmembrane pressure (TMP) (100-300kPa) as well as pretreatment with gelatin and bentonite (0:0-300:1500mgL ... -
Experimental study on the heat transfer and pressure drop of a cross-flow heat exchanger with different pin-fin arrays
(2011)In this study, convective heat transfer and pressure drop in a cross-flow heat exchanger with hexagonal, square and circular (HSC) pin-fin arrays were studied experimentally. The pin-fins were arranged in an in-line manner. ... -
Sizing problem for a cross flow heat exchanger with wing-type vortex generator
(2009)In the present study, sizing of a single pass cross flow heat exchanger with unmixed fluid streams has been investigated. The heat exchanger is a cross flow heat exchanger. It has overall dimensions of 20 × 20 × 20 cm. Two ... -
Immobilization of Candida antarctica A and Thermomyces lanuginosus lipases on cotton terry cloth fibrils using polyethyleneimine
(2012)In this study, cotton terry cloth fibrils were coated with 0.2% polyethyleneimine (PEI). Lipases from Candida antarctica A (CALA) and Thermomyces lanuginosus (TL) were immobilized on this support through adsorption followed ... -
Flexible self-assembled polyelectrolyte thin films based on conjugated polymer: Quartz cristal microbalance dissipation (QCM-D) and cyclic voltammetry analysis
(Elsevier B.V., 2019)The fabrication of LbL (layer by layer) self-assembled thin films is attracting attention for various applications. Hence, the detailed characterization of these films is very vital. In this study, interaction between the ...
