Yazar "Güngüneş, Hakan" için Makale Koleksiyonu listeleme
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Oleylamine surface functionalized FeCoyFe2- yO4 (0.0≤y≤1.0) nanoparticles
Amir, M.; Baykal, Abdulhadi; Sözeri, Hüseyin; Güngüneş, Hakan; Shirsath, Sagar E. (Elsevier B.V., 2016)In this study, oleylamine (OAm) capped FeCo y Fe2- y O4 (0.0≤y≤1.0) nanocomposites (NCs) were prepared via a polyol route. Effect of Co3+ ion substitution on structure, morphology and magnetic properties of Fe3O4 nanoparticles ... -
On the origin and age of the Arıburnu Beachrock, Gelibolu Peninsula, Turkey
Erginal, Ahmet Evren; Güneç Kıyak, Nafiye; Bozcu, Mustafa; Ertek, Ahmet; Güngüneş, Hakan; Sungur, Ali; Türker, Gülen (TÜBİTAK, 2008)Bu çalışmada Gelibolu Yarımadası’nda, Arıburnu kıyılarındaki yalıtaşı oluşumu arazi verileri, ince kesit yorumlamaları, ICP-AES, EDS ve SEM analizleri ve OSL yaşlandırması ile ele alındı. Analizler yalıtaşı çimentosu içinde ... -
Preparation of a novel functionalized magnetic nanobiocomposite as a carrier for protein adsorption
Metin, Ayşegül Ülkü; Doğan, Mustafa; Erdem, Ümit; Babacan, Taner; Güngüneş, Hakan (Taylor & Francis Inc, 2020)This study aims the synthesis of a novel functionalized magnetic nanocarrier based on xanthan gum biopolymer. Glycidyl methacrylate was grafted on xanthan gum chains by radical polymerization reaction using two types of ... -
Some characteristics of thermally induced martensite in Fe-30%Ni-3.6%Mo alloy
Kinetical, morphological and magnetic characteristics of thermally induced martensite in an Fe-30%Ni-3.6%Mo alloy has been studied by scanning electron microscopy, transmission electron microscopy and Mössbauer spectroscopy. ... -
Sr1-xLaxFe12O19 (0.0≤x≤0.5) hexaferrites: Synthesis, characterizations, hyperfine interactions and magneto-optical properties
Auwal, İsmail A.; Güner, Sadık; Güngüneş, Hakan; Baykal, Abdulhadi (Elsevier Ltd, 2016)A simple sol-gel auto combustion process was used to synthesize La3+ substituted M-type strontium hexaferrite, Sr1-xLaxFe12-xO19 (0.0≤x≤ 0.5). Structural, magnetic, and optical behavior as a function of La3+ substitutions ... -
SrCoxZrxFe12-2xO19 and SrNixZrxFe12-2xO19 hexaferrites: A Comparison Study of AC Susceptibility, FC-ZFC and hyperfine interactions
Almessiere, Munirah Abdullah; Slimani, Yassine; Güngüneş, Hakan; Demir Korkmaz, Ayşe; Baykal, Abdulhadi; Trukhanov, An V.; Yasin, Ghulam (Elsevier, 2020)This study compares the AC susceptibility, FC-ZFC and hyperfine interactions of Sr(CoxZrx) Fe12-2xO19 and Sr(NixZrx)Fe12-2xO19 hexaferrites (HFs) manufactured via ultrasonic route. The formation of M-type hexaferrites have ... -
Strong correlation between Dy3+ concentration, structure, magnetic and microwave properties of the [Ni0.5Co0.5](DyxFe2-x)O-4 nanosized ferrites
Almessiere, Munirah Abdullah; Slimani, Yassine; Trukhanov, Andrei V.; Baykal, Abdulhadi; Güngüneş, Hakan; Trukhanova, E. L.; Kostishin, V. G. (Elsevier Science Inc, 2020)The dysprosium ions (Dy-3(+))-substituted nanosized ferrites (NFs) of composition [Ni0.5Co0.5](DyxFe2-x)O-4 (x <= 0.08) were prepared using the citrate gel process. To analyse the magnetic properties of the samples, the ... -
Structural investigation and hyperfine interactions of BaBixLaxFe12−2xO19 (0.0≤x≤0.5) hexaferrites
Auwal, İsmail A.; Baykal, Abdulhadi; Güngüneş, Hakan; Shirsath, Sagar E. (Elsevier Ltd, 2016)Barium hexaferrite, BaFe12O19, substituted by Bi3+ and La3+ (BaBixLaxFe12−2xO19 where 0.0≤x≤0.5) were prepared by solid state synthesis route. The effect of substituted Bi3+ and La3+ ions on the structure, morphology, ... -
Structural, Magnetic, and Mossbauer Parameters' Evaluation of Sonochemically Synthesized Rare Earth Er3+ and Y3+ Ions-Substituted Manganese-Zinc Nanospinel Ferrites
Almessiere, Munirah Abdullah; Güner, Sadık; Güngüneş, Hakan; Sertkol, Murat; Slimani, Yassine; Badar, Rabail; Baykal, Abdulhadi (Amer Chemical Soc, 2021)The effect of Er3+ and Y3+ ion-co-substituted Mn0.5Zn0.5ErxYxFe2-2xO4 (MZErYF) (x <= 0.10) spinel nanoferrites (SNFs) prepared by a sonochemical approach was investigated. Surface and phase analyses were carried out using ... -
Structural, magneto-optical properties and cation distribution of SrBixLaxYxFe12-3xO19 (0.0≤x≤0.33) hexaferrites
Auwal, İsmail A.; Güngüneş, Hakan; Güner, Sadık; Shirsath, Sagar E.; Sertkol, Murat; Baykal, Abdulhadi (Elsevier Ltd, 2016)SrBixLaxYxFe12-3xO19 (00.0≤x≤0.33) hexaferrites were produced via sol-gel auto combustion. XRD patterns show that all the samples are single-phase M-type strontium hexaferrite (SrM). The magnetic hysteresis (σ-H) loops ... -
Structural, morphological, optical, cation distribution and Mössbauer analysis of Bi3+ substituted strontium hexaferrite
Auwal, İsmail A.; Güngüneş, Hakan; Baykal, Abdulhadi; Güner, Sadık; Shirsath, Sagar E.; Sertkol, Murat (Elsevier Ltd, 2016)Single-phase M-type hexagonal ferrites, SrBixFe12−xO19 (0.0≤x≤1.0), were prepared by a co-precipitation assisted ceramic route. The influence of the Bi3+ substitution on the crystallization of ferrite phase has been examined ... -
Structural, optical and mössbauer study of Ba1 − xCuxFe12O19 (0.5 ≤ x) nano hexaferrites
Asiri, Sarah Mousa; Amir, Md.; Güner, Sadık; Güngüneş, Hakan; Mujasam Batoo, Khalid; Sertkol, Murat; Imran, Ahamad; Baykal, Abdulhadi (Springer New York LLC, 2018)In this study, a novel Ba1−xCuxFe12O19 (0.5 ≤ x) nano-hexaferrites were prepared by a simple and cost-effective sol–gel auto-combustion method using barium nitrates, iron nitrate, copper (II) acetate monohydrate and citric ... -
Structure, Mössbauer and AC susceptibility of strontium nanohexaferrites: Effect of vanadium ions doping
Almessiere, Munirah Abdullah; Slimani, Yassine; Güngüneş, Hakan; Baykal, Abdulhadi; Alhamed, Nada A.; Trukhanov, Alex V.; Trukhanov, Sergei Valentinovich (Elsevier Ltd, 2019)This study contains information about the effect of V3+ vanadium doping on structural, morphological and magnetic properties of SrFe12-xVxO19 (x = 0.00, 0.02, 0.04, 0.06, 0.08, 0.10) nanohexaferrites. Samples have been ... -
Substitution effect of Cr 3+ on hyperfine interactions, magnetic and optical properties of Sr-hexaferrites
Slimani, Yassine; Baykal, Abdulhadi; Amir, Md.; Tashkandi, N. A.; Güngüneş, Hakan; Güner, Sadık; El Sayed, H. S.; Aldakheel, F.; Saleh, Tawfik A.; Manikandan, A. (Elsevier Ltd, 2018)Chromium-substituted strontium nano-hexaferrites, SrCrxFe12-xO19 (0.0 ≤ x ≤ 1.0), were produced by the hydrothermal route. The structure, morphology, optical and magnetic properties were studied. Crystal structure, spinel ... -
Synthesis and characterization of Cu–Mn substituted SrFe12O19 hexaferrites
Amir, Md.; Baykal, Abdulhadi; Güngüneş, Hakan; Asiri, Sarah Mousa; Ercan, İsmail; Shirsath, Sagar E. (Springer New York LLC, 2018)In this study, bimetallic (Cu–Mn) substituted SrFe12O19 hexaferrites [Sr1−2xMnxCuxFe12O19 (0.0 ≤ x ≤ 0.1)] were synthesized via sol–gel auto-combustion approach. The effect of bimetallic substitution on structure, morphology ... -
Synthesis and characterization of electrospun NiCoCdNdFeO4 nanofibers
Alahmari, Firas S.; Almessiere, Munirah Abdullah; Slimani, Yassine; Güngüneş, Hakan; Shirsath, Sagar E.; Akhter, Shameem; Baykal, Abdulhadi (Elsevier B.V., 2020)We report here the production of novel Ni0.5Co0.5−xCdxNd0.02Fe1.78O4 nanofibers (NFs) (0.00 ≤ x ≤ 0.25) via electrospinning method with using polyvinylpyrrolidone (PVP) as a polymer agent. The investigation of the partial ... -
Synthesis and characterization of monodisperse NiFe2O4 nanoparticles
Kurtan, Ümran; Güngüneş, Hakan; Sözeri, Hüseyin; Baykal, Abdulhadi (Elsevier Ltd, 2016)Narrow size distribution nickel ferrite nanoparticles with average particle size of around 6 nm has been synthesized via rapid thermo-decomposition method in the presence of oleylamine in solution which acted as neutralizing, ... -
Synthesis and characterization of oleylamine capped MnxFe1-xFe2O4nanocomposite: Magneto-optical properties, cation distribution and hyperfine interactions
Güner, Sadık; Baykal, Abdulhadi; Amir, Md.; Güngüneş, Hakan; Geleri, M.; Sözeri, Hüseyin; Shirsath, Sagar E.; Sertkol, Murat (Elsevier Ltd, 2016)Pure Fe3O4 NPs and Oleylamin (OAm) capped MnxFe1-xFe2O4 (MnxFe1-xFe2O4@OAm) (0.2 ≤ x ≤ 1.0) nanocomposites (NCs) were synthesized by the polyol route. Lattice parameter increases with increasing Mn2+ concentration, due to ... -
Synthesis and magneto-electrical properties of MFe2O4 (Co, Zn) nanoparticles by oleylamine route
Kurtan, Ümran; Erdemi, Hamit; Baykal, Abdulhadi; Güngüneş, Hakan (Elsevier Ltd, 2016)In this study, nearly monodisperse cobalt ferrite (CoFe2O4) and zinc ferrite (ZnFe2O4) nanoparticles (NPs) without any size-selection process have been fabricated through an alluring method in an oleylamine (OAM)/benzyl ... -
Synthesis and structural and magnetic characterization of BaZn x Fe12−x O19 hexaferrite: hyperfine interactions
Baykal, Abdulhadi; Sözeri, Hüseyin; Güngüneş, Hakan; Auwal, İsmail A.; Shirsath, Sagar E.; Sertkol, Murat; Amir, Md. (Springer New York LLC, 2017)To study the effect of Zn substitution on structural magnetic properties and hyperfine interactions of barium hexaferrite, BaFe12−x Zn x O19 (0.0≤x≤0.3) hexaferrites were synthesized via sol-gel auto-combustion technique. ...