• Temperature-dependent photoluminescence of novel Eu3+, Tb3+, and Dy3+ doped LaCa4O(BO3)3: Insights at low and room temperatures 

  Altowyan, Abeer S.; Çoban, Mustafa Burak; Kaynar, Ümit Hüseyin; Ayvacıklı, Mehmet; Hızıroğlu, Abdulkadir; Can, Nurdoğan; Hakami, Jabir Wali (Elsevier Ltd, 2024)

  This study explores the structural and optical qualities of LaCa4O(BO3)3 (LACOB) phosphors doped with Eu3+, Dy3+, and Tb3+ using a microwave-assisted sol-gel technique. It uncovers oxygen-related luminescence defects ...

• Structural and photoluminescent analysis of novel Eu3+ and Dy3+ Co-doped ZnO nanoparticles by incorporation of Li+ and K+ ions 

  Altowyan, Abeer S.; Çoban, Mustafa Burak; Kaynar, Ümit Hüseyin; Çin, Aymila Elif; Ayvacıklı, Mehmet; Hakami, Jabir; Can, Nurdoğan (Elsevier Ltd, 2024)

  In this study, we thoroughly investigate the structural and luminescent features of ZnO nanoparticles doped with Eu3+ and co-doped with Dy3+, exploring the impact of Li+ and K+ incorporation during the precipitation ...

• Striped phase formations of alkanethiols in au(111)/graphene/sam and au(111)/sam/graphene heterolayered structures: Insights from vdw-dft calculations 

  Yortanlı, Merve; Danışman, Mehmet Fatih; Mete, Ersen (American Chemical Society, 2024)

  The heterolayered Au(111)/Graphene/Alkanethiol and Au(111)/Alkanethiol/Graphene structures have been investigated using van der Waals supplemented density functional theory (vdW-DFT) calculations considering striped phases ...

• Heterocyclic-based Schiff base material designed as optochemical sensor for the sensitive detection of chlorinated solvent vapours 

  Halay, Erkan; Çapan, İnci; Çapan, Rıfat; Ay, Emriye; Açıkbaş, Yaser (Springer Science and Business Media B.V, 2024)

  Herein, a newly synthesized intermediate, piperazine-based Schif base (PBSB) gas sensor was fabricated by the Schif base condensation of amino functionalized methylpiperazine with aromatic aldehyde containing nitro ...

• Lattice distortion effects induced by Li plus co-doping on ZnO:Tb3+phosphors: Photoluminescence and unusual hypersensitive 5D4 → 7F0 transition 

  Altowyan, Abeer S.; Çoban, Mustafa Burak; Kaynar, Ümit Hüseyin; Hakami, Jabir; Çin, E. Aymila; Kaynar, Sermin Çam; Ayvacıklı, Mehmet; Can, Nurdoğan (Elsevier Sci, 2024)

  A series of Tb3+, Li+ co-doped ZnO phosphors were prepared using a precipitation method. X-ray diffraction (XRD) analysis indicated the successful incorporation of Tb3+ into the ZnO lattice. The influence of Tb3+ doping ...

• Integrating K plus into Eu and Tb doped GdCa 4O(BO3)3: A dual study on photoluminescence and structure 

  Altowyan, Abeer S.; Kaynar, Ümit H.; Hakami, Jabir; Ayvacıklı, Mehmet; Aydın, Hasan; Canımoğlu, Adil; Can, Nurdoğan (Elsevier Science, 2024)

  In this study, we investigate the structural and photoluminescence (PL) properties of rare-earth-doped GdCa4O(BO3)3 (GdCOB) phosphors, specifically focusing on the spectral behaviour induced by doping with Eu³⁺ and Tb³⁺ ...

• Calculation of X-ray attenuation coefficients for normal and cancerous breast tissues 

  Böke, Aysun (Korean Nuclear Society, 2024)

  The study was carried out by numerical integration based on the diffraction properties and elemental composition. The elemental compositions of breast tissues in the literature were tested. The photon attenuation coefficients ...

• Investigation of superparamagnetic iron oxide nanoparticles in air environment for elevated saturation magnetization 

  Karaağaç, Öznur; Köçkar, Hakan (Institute of Physics, 2024)

  Iron oxide nanoparticles have garnered interest for their unique properties and wide application areas. For applications, superparamagnetic nanoparticles are required so that they can be magnetized by an external magnetic ...

• Sensing volatile organic compounds with CVD graphene: Insights from quartz crystal microbalance and surface plasmon resonance studies 

  Selvi, Hakan; Çapan, İnci; Çapan, Rifat; Açıkbaş, Yaser (Springer, 2024)

  This study explores the sensing capabilities of chemical vapor deposition (CVD)- grown graphene in detecting volatile organic compounds (VOCs) through quart crystal microbalance (QCM) and surface plasmon resonance (SPR) ...

• Terbium (III) and salicylamide doped nickel ferrite (NiFe2O4) nanoparticles synthesized from Olea europaea L. plant extracts via eco-friendly green synthesis approach and co-precipitation method 

  Kızılduman, Berna Koçer; Diken, Mehmet Emin; Doğan, Mehmet; Çoban, Mustafa Burak (Elsevier Ltd, 2024)

  An eco-friendly and cost-effective NiFe2O4 nanoparticles and its derivatives NiFe2O4:salicylamide, NiFe2O4:salicylamide:Tb3+ and NiFe2O4:salicylamide:Tb3+:Olea europaea L. extracts have been successfully synthesized using ...

• Structural properties controlled magnetisation of Ni/Al multilayers sputtered on flexible polymer substrate: Impact of Ni deposition rates 

  Kaplan, Nadir; Karpuz, Ali; Köçkar, Hakan (Institute of Physics, 2024)

  The goal of this work is to determine how the rate of Ni deposition rates affect the structural characteristics that regulate the magnetization of Ni/Al multilayer thin films sputtered on flexible acrylic acetate polymer ...

• Novel Tb³⁺-doped LaAl₂B₄O₁₀ phosphors: Structural analysis, luminescent properties, and energy transfer mechanism 

  Kaynar, Ümit Hüseyin; Aydın, Hasan; Hakami, Jabir; Altowyan, Abeer S.; Çoban, Mustafa Burak; Ayvacıklı, Mehmet; Canımoğlu, Adil; Can, Nurdoğan (Elsevier, 2024)

  This study explores the structural and luminescent properties of terbium (Tb³⁺)-doped lanthanum aluminium borate (LaAl₂B₄O₁₀, abbreviated as LAB) phosphors, a novel host lattice for Tb³⁺ doping. LAB:Tb³⁺ phosphors, with ...

• Sensing volatile pollutants with spin-coated films made of pillar[5]arene derivatives and data validation via artificial neural networks 

  Kurşunlu, Ahmed Nuri; Açıkbaş, Yaser; Yılmaz, Ceren; Özmen, Mustafa; Çapan, İnci; Çapan, Rifat; Büyükkabasakal, Kemal; Şenocak, Ahmet (American Chemical Society, 2024)

  Different types of solvents, aromatic and aliphatic, are used in many industrial sectors, and long-term exposure to these solvents can lead to many occupational diseases. Therefore, it is of great importance to detect ...

• Surface dynamics and electrochemical examination of Co3O4 films by iron doping 

  Yakar, Emin; Sarf, Fatma; Bayırlı, Mehmet; Ilgaz, Aykut (Institute of Physics, 2024)

  This study focused on Co3O4 films, which were prepared by cost-effective chemical bath deposition on In:SnO2 (ITO)substrates with iron doping concentrations ranging from 2 to 6 mol %. Structural properties were investigated ...

• Investigation of the influence of Al layer and total film thicknesses on structural and related magnetic properties in sputtered Ni/Al multilayer thin films 

  Kaplan, Nadir; Kuru, Hilal; Köçkar, Hakan (Springer, 2024)

  The effects of parameters of Al layer thickness and total film thickness on the structural and related magnetic properties of Ni/Al multilayer films were investigated. The films were deposited by a dual sputtering. The Ni ...

• Spin-coated films of calix[4]resorcinarenes as sensors for chlorinated solvent vapours 

  Çapan, Rıfat; Çapan, İnci; Davis, Frank; Ray, Asim Kumar (Springer, 2024)

  Spun thin films were fabricated using two different calix[4]resorcinarene materials. SPR curves of the calix[4]resorcinarenes along with an uncoated gold layer were determined. Exposure of the calix[4]resorcinarene films ...

• New generation carboxyl functionalized SiO2 nanocomposite encapsulated with Nd3+SIP hydrogen bonded organic framework (Ln3+-HOF) support for NIR-luminescence 

  Çoban, Mustafa Burak; Güngör, Elif; Acar, Yasemin; Subaşat, Hülya Kara (Springer, 2024)

  In this study, hydrothermally synthesized {[Nd(SIP)(H2O)4]}n (NdSIP) and carboxylate-modified SiO2 spheres were used to obtain SiO2@NdSIP nanocomposites. Different concentrations of NdSIP in the range of 5–15%wt. were used ...

• Rhodamine-based electrospun Polyacrylonitrile (PAN) nanofiber sensor for the detection of chlorinated hydrocarbon vapors 

  Çapan, Rifat; Çapan, İnci; Bayrakçı, Mevlüt (American Chemical Society, 2024)

  This study is the first report on the fabrication of polyacrylonitrile (PAN) nanofiber with rhodamine-based chemosensor (RHE) onto a mass-sensitive quartz crystal substrate using the electrospinning method and its sensing ...

• Enhanced luminescence of Eu3+ in LaAl2B4O10 via energy transfer from Dy3+ doping 

  Kaynar, Ümit Hüseyin; Çoban, Mustafa Burak; Hakami, Jabir; Altowyan, Abeer S.; Aydın, Hasan; Ayvacıklı, Mehmet; Can, Nurdoğan (Pergamon-Elsevier Science Ltd, 2024)

  In this study, an investigation was conducted on the structural and photoluminescence (PL) characteristics of LaAl2B4O10 (LAB) phosphors initially incorporated with Dy3+ and Eu3+ ions. Subsequently, the impact of varying ...

• Temperature-responsive insights: Investigating Eu3+and Dy3+activated yttrium calcium oxyborate phosphors for structure and luminescence 

  Jabali, D.A.; Madkhli, A.Y.; Souadi, G.; Kaynar, Ümit Hüseyin; Çoban, Mustafa Burak; Madkhali, O.; Ayvacıklı, Mehmet; Amri, Nasser; Can, Nurdoğan (Pergamon-Elsevier Science Ltd., 2024)

  An investigation into the luminescent behavior of YCOB (Yttrium Calcium Oxyborate) doped with Eu3+ and Dy3+ ions, synthesized via the combustion method, is presented. The study, employing X-ray diffraction (XRD), ...

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