• Effects of Ce-Dy rare earths co-doping on various features of Ni-Co spinel ferrite microspheres prepared via hydrothermal approach 

  Almessiere, Munirah Abdullah; Ünal, Bayram; Slimani, Yassine; Güngüneş, Hakan; Toprak, Muhammet S.; Tashkandi, Nabiha; Manikandan, Ayyar (Elsevier, 2021)

  The effects of Ce-Dy co-doping on the crystal structure, optical, dielectric, magnetic properties, and hyperfine interactions of Ni-Co spinel ferrite microspheres synthesized hydrothermally have been studied. A series of ...

• Correlation between chemical composition, electrical, magnetic and microwave properties in Dy-substituted Ni-Cu-Zn ferrites 

  Almessiere, Munirah Abdullah; Slimani, Yassine; Güngüneş, Hakan; Demir Korkmaz, Ayşe; Trukhanov, Sergei V.; Güner, Sadık; Baykal, Abdulhadi (Elsevier, 2021)

  Dy3+ ion-substituted nanoferrites Ni0.4Cu0.2Zn0.4Fe2_ xDyxO4 (x <= 0.04) were produced via sol-gel method. Correlation between chemical composition, crystal structure, electrical, magnetic and microwave properties was ...

• Influence of Dy3+ Ions on the Microstructures and Magnetic, Electrical, and Microwave Properties of [Ni0.4Cu0.2Zn0.4](Fe2-xDyx)O-4 (0.00 <= x <= 0.04) Spinel Ferrites 

  Almessiere, Munirah Abdullah; Slimani, Yassine; Güngüneş, Hakan; Demir Korkmaz, Ayşe; Zubar, Tatiana; Trukhanov, Sergei; Baykal, Abdulhadi (Amer Chemical Soc, 2021)

  [Ni0.4Cu0.2Zn0.4](Fe2-xDyx)O-4 spinel ferrite nanoparticles with different Dy3+ concentrations (0.00 <= x <= 0.04) were prepared by a citrate sol-gel auto-combustion technique. A strong correlation among Dy concentration, ...

• 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 ...

• Effect of atomic-layer-deposited HfO2 thin-film interfacial layer on the electrical properties of Au/Ti/n-GaAs Schottky diode 

  Yıldız, Dilber Esra; Karabulut, Abdülkerim; Orak, Iman; Türüt, Abdulmecit (Springer, 2021)

  The electrical properties of Au/Ti/HfO2/n-GaAs metal/insulating layer/semiconductor (MIS) contact structures were analyzed in detail by the help of capacitance-voltage (C-V) and conductance-voltage (G-V) measurements in ...

• Dielectric characterization of Al/PCBM:ZnO/p-Si structures for wide-range frequency 

  Yıldız, Dilber Esra; Koçyiğit, Adem; Erdal, Mehmet Okan; Yıldırım, Murat (Indian Acad Sciences, 2021)

  The dielectric properties of the Al/PCBM:ZnO/p-Si structure were investigated using the impedance spectroscopy technique. PCBM:ZnO layer was obtained by spin coating method on the p-Si. The morphological properties of the ...

• A study on electrical properties of Au/4H-SiC Schottky diode under illumination 

  Yıldız, Dilber Esra; Karadeniz, S.; Güllü, Hasan Hüseyin (Springer, 2021)

  Y In this work, a metal-semiconductor diode in the form of Au/4H-SiC is fabricated, and the electrical properties of this device are systematically examined under dark and different illumination intensities. To perform ...

• Impact of Gd substitution on the structure, hyperfine interactions, and magnetic properties of Sr hexaferrites 

  Almessiere, Munirah Abdullah; Slimani, Yassine; Sertkol, Mehriye; Güngüneş, Hakan; Wudil, Yakubu Sani; Demir Korkmaz, Ayşe; Baykal, Abdulhadi (Elsevier Sci Ltd, 2021)

  Gd3+-substituted nano-sized Sr-hexaferrite, SrGd(x)Fe(12-x)O19 (0.00 <= x <= 0.05) NHFs (SrGd NHFs), were fabricated by a one-pot sol-gel combustion approach assisted by citric acid. The crystal structures, surface ...

• Analysis of Double Gaussian Distribution on Barrier Inhomogeneity in a Au/n-4H SiC Schottky Diode 

  Güllü, Hasan Hüseyin; Şeme Şirin, Dilara; Yıldız, Dilber Esra (Springer, 2021)

  A n-4H SiC based diode is fabricated by an Au front metal contact to provide rectification at the metal-semiconductor (MS) junction, and a back ohmic contact is also obtained using Au metal with post-thermal heating. MS ...

• 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 ...

• Ultrasonic synthesis, magnetic and optical characterization of Tm(3+)and Tb3+ ions co-doped barium nanohexaferrites 

  Almessiere, Munirah Abdullah; Slimani, Yassine; Güner, Sadık; Aldakhil, Sadal Khalid; Demir Korkmaz, Ayşe; Sertkol, Murat; Baykal, Abdulhadi (Academic Press Inc Elsevier Science, 2020)

  This study investigated the structural, optical and magnetic properties of BaTmxTbxFe12-2xO19(x <= 0.05) nanohexaferrites (NHFs) produced by ultrasonic assisted sol-gel combustion approach. The structure of all samples was ...

• Impact of Eu3+ ion substitution on structural, magnetic and microwave traits of Ni-Cu-Zn spinel ferrites 

  Almessiere, M. A.; Slimani, Yassine; Güngüneş, Hakan; Kostishyn, Vladimir G.; Trukhanov, Sergei; Trukhanov, Alex V.; Baykal, Abdulhadi (Elsevier Sci Ltd, 2020)

  Partially europium (Eu) substituted Ni0.4Cu0.2Zn0.4EuxFe2-xO4(0.0 <= x <= 0.10) nanostructured spinel ferrites (NSFs) were produced by sol-gel auto-combustion strategy. The XRD analyses verified the existence of the ...

• 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 ...

• Dark and illuminated electrical characteristics of Si-based photodiode interlayered with CuCo5S8 nanocrystals 

  Yıldız, Dilber Esra; Güllü, Hasan Hüseyin; Sarılmaz, Adem; Özel, Faruk; Koçyiğit, Adem; Yıldırım, Murat (Springer, 2020)

  Derived from the traditional dichalcogenide CuS structure, ternary transition metal chalcogenide nanoparticles in the form of CuCo5S8 are investigated under the aim of photodiode application. In addition to the detailed ...

• Electrical characterization of CdZnTe/Si diode structure 

  Doğru Balbaşı, Ciğdem; Terlemezoğlu, Makbule; Güllü, Hasan Hüseyin; Yıldız, Dilber Esra; Parlak, Mehmet (Springer Heidelberg, 2020)

  Temperature-dependent current-voltage (I - V), and frequency dependent capacitance-voltage (C - V) and conductance-voltage (G - V) measurements were performed in order to analyze characteristics of CdZnTe/Si structure. ...

• Electrical characteristics of atomic layer deposited Au/Ti/HfO2/n-GaAs MIS diodes in the wide temperature range 

  Turut, Abdülmecit; Yıldız, Dilber Esra; Karabulut, Abdülkerim; Orak, İkram (Springer, 2020)

  Au/Ti/HfO2/n-GaAs MIS (metal/insulating layer/semiconductor) diodes were fabricated by atomic layer deposition technique and their electrical properties were investigated in detail by the help of current-voltage (I-V) and ...

• The dielectric performance of Au/CuCo5S8/p-Si heterojunction for various frequencies 

  Koçyiğit, Adem; Yıldız, Dilber Esra; Sarılmaz, Adem; Özel, Feyyaz; Yıldırım, Murat (Springer, 2020)

  CuCo5S8 thiospinel nanocrystals were synthesized by a modified colloidal method, and then it was used as an interfacial layer in the Au/CuCo5S8/p-Si heterojunction device to characterize the dielectric performance of the ...

• Investigation of the crystal/magnetic structure, magnetic and optical properties of SrYxNbxFe12-2xO19 (x <= 0.05) hexaferrites 

  Almessiere, Munirah Abdullah; Slimani, Yassine; Güngüneş, Hakan; Nawaz, Muhammad; Alahmari, Firas S.; Manikandan, Ayyar; Baykal, Abdulhadi (Iop Publishing Ltd, 2020)

  Series of Sr hexaferrites (HFs) co-substituted with Nb3+ and Y3+ ions (SrYxNbxFe12-2xO19 (x <= 0.05) were prepared via sol-gel combustion method. In addition to their optical, low temperature, magnetic properties and ...

• Frequency effect on electrical and dielectric characteristics of HfO2-interlayered Si-based Schottky barrier diode 

  Güllü, Hasan Hüseyin; Yıldız, Dilber Esra; Sürücü, Özge; Parlak, Mehmet (Springer, 2020)

  This study reveals the electrical properties of In/HfO2/n-Si structure with atomic layer-deposited interfacial oxide layer, HfO2 thin film between In top metal contact and monocrystalline Si wafer substrate. From the dark ...

• Electrical characteristics of organic heterojunction with an alternating benzotriazole and fluorene containing copolymer 

  Güllü, Hasan Hüseyin; Yıldız, Dilber Esra; Toppare, Levent Kamil; Çırpan, Ali (Springer, 2020)

  The current-voltage (I - V) and capacitance-voltage (C - V) characteristics of the organic heterojunction diode were investigated in a wide temperature range from 80 to 320 K and frequency range from 10 kHz to 1 MHz, ...

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