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Recent Submissions

Growth and characterization of NaBi(Mo0.5W0.5O4)2 single crystal: A promising material for optoelectronic applications
Isik, M.; Guler, I.; Hasanlı, Nızamı (2023-03-15)
© 2022 Elsevier LtdThe structural and optical characteristics of NaBi(Mo0.5W0.5O4)2 single crystals grown by Czochralski method were investigated. X-ray diffraction (XRD) pattern exhibited four well-defined peaks related t...
Growth and characterization of PbMo0.75W0.25O4 single crystal: A promising material for optical applications
Isik, M.; Hasanlı, Nızamı; Darvishov, N.H.; Bagiev, V.E. (2023-02-15)
© 2022 Elsevier B.V.The present paper reports the structural and optical properties of PbMo0.75W0.25O4 single crystals grown by Czochralski method. XRD pattern of the crystal indicated well-defined two diffraction peaks as...
New monitoring interface for the AMS experiment
Hashmani, Raheem Karim; Konyushikhin, Maxim; Shan, Baosong; Cai, Xudong; Demirköz, Melahat Bilge (2023-1-11)
The Alpha Magnetic Spectrometer (AMS) is constantly exposed to harsh condition on the ISS. As such, there is a need to constantly monitor and perform adjustments to ensure the AMS operates safely and efficiently. With the ...
Linear and nonlinear optical properties of Bi12GeO20 single crystal for optoelectronic applications
Isik, M.; Hasanlı, Nızamı (2023-01-01)
The present paper aims at presenting linear and nonlinear optical properties of Bi12GeO20 single crystals grown by Czochralski method. Transmission and reflection measurements were performed in the 400-1000 nm region. The ...
Wavelength dependence of the nonlinear absorption performance and optical limiting in Bi12TiO20 single crystal
PEPE, YASEMİN; Isik, Mehmet; KARATAY, AHMET; Hasanlı, Nızamı; ELMALI, AYHAN (2023-01-01)
© 2022In this study, the influence of excitation wavelength and input intensity on the nonlinear absorption (NA) mechanism and optical limiting behavior of the Bi12TiO20 (BTO) single crystal were reported. The energy band ...
The sub-terahertz region absorption of sputter deposited nanoscale TiAlV thin films
Öksüzoğlu, Ramis Mustafa; Altan, Hakan; Abdüsselamoğlu, Mehmet Sait; Özkan, Özlem Başak; Bayram, Yasin; Chakar, Erkan Syuleyman (2023-01-01)
© 2022 Elsevier B.V.Absorption in the sub-terahertz region in TiAlV thin films with their potential usage in detectors and plasmonic applications is a crucial point for device performance. This work aims to investigate the...
High carrier lifetimes in UMG multicrystalline wafers after P- diffusion compatible with high-efficiency cell structures
Dasilva-Villanueva, N.; Arikan, B.; Canar, H. H.; Fuertes Marron, D.; Hong, B.; Kececi, A. E.; Butuner, S. K.; Bektas, G.; Turan, Raşit; del Canizo, C. (2023-1-01)
High-quality multicrystalline Upgraded Metallurgical Grade Silicon (UMG-Si) offers significant advantages over conventional polysilicon-based PV technology, associated to lower energy budget. The aim of this study is twofo...
Shallow trapping centers in Bi12GeO20 single crystals by thermally stimulated current measurements
Delice, S.; Isik, M.; Hasanlı, Nızamı (2022-12-01)
© 2022 Elsevier LtdBi12GeO20 single crystals were investigated by thermally stimulated current (TSC) experiments performed in the temperature range of 10–290 K. Recorded TSC glow curve exhibited six distinctive peaks with ...
The landscape of the quantum start-up ecosystem
Seskir, Zeki Can; Korkmaz, Ramis; Aydınoğlu, Arsev Umur (2022-12-01)
The second quantum revolution has been producing groundbreaking scientific and technological outputs since the early 2000s; however, the scientific literature on the impact of this revolution on the industry, specifically ...
Neural-network quantum states for a two-leg Bose-Hubbard ladder under magnetic flux
Çeven, K.; Oktel, M. Ö.; Keleş, Ahmet (2022-12-01)
Quantum gas systems are ideal analog quantum simulation platforms for tackling some of the most challenging problems in strongly correlated quantum matter. However, they also expose the urgent need for new theoretical fram...
Metal-Free Interconnecting Layer for Monolithic Perovskite/Organic Tandem Solar Cells with Enhanced Outdoor Stability
Xu, Han; Merino, Luis Torres; Koc, Mehmet; Aydin, Erkan; Zhumagali, Shynggys; Haque, Md Azimul; Yazmaciyan, Aren; Sharma, Anirudh; Villalva, Diego Rosas; Hernandez, Luis Huerta; De Bastiani, Michele; Babics, Maxime; Isikgor, Furkan H.; De Wolf, Stefaan; Yerci, Selçuk; Troughton, Joel; Baran, Derya (2022-11-28)
Photovoltaics with monolithically connected tandem architectures have the potential to achieve high efficiencies owing to enhanced spectral absorption and reduced thermal losses. To achieve this, photoactive layers with co...
Gauge invariant derivation of zeroth and first laws of black hole thermodynamics
Hajian, Kamal; Sheikh-Jabbari, M.M.; Tekin, Bayram (2022-11-15)
Published by the American Physical Society. Published by the American Physical Society under the terms of the ""Creative Commons Attribution 4.0 International license. Further di...
The role of defects on the transition from saturable absorption to nonlinear absorption of Bi12GeO20 single crystal under increasing laser excitation
PEPE, YASEMİN; Isik, Mehmet; KARATAY, AHMET; YILDIZ, ELİF; Hasanlı, Nızamı; ELMALI, AYHAN (2022-11-01)
© 2022 Elsevier B.V.This work reports defect and input intensity dependent nonlinear optical behaviors of Bi12GeO20 (BGO) single crystal. Open aperture (OA) Z-scan experiments were performed with 532 nm excitation waveleng...
Temperature effects on optical characteristics of thermally evaporated CuSbSe2 thin films for solar cell applications
Surucu, O.; Isik, M.; Terlemezoglu, M.; Bektas, T.; Hasanlı, Nızamı; Parlak, Mehmet (2022-11-01)
© 2022 Elsevier B.V.CuSbSe2 thin film was deposited by co-evaporation of binary CuSe and Sb2Se3 sources. The structural and morphological properties of the deposited thin film were investigated with X-ray diffraction (XRD)...
Nonlinear optical absorption characteristics of PbMoO4 single crystal for optical limiter applications
PEPE, YASEMİN; Isik, Mehmet; KARATAY, AHMET; Hasanlı, Nızamı; ELMALI, AYHAN (2022-11-01)
© 2022 Elsevier B.V.Molybdate materials take great interest due to their photocatalytic and optoelectronic applications. In this report, PbMoO4 single crystal, one of the member of molybdate materials, is grown by Czochral...
Investigation of linear and nonlinear optical properties of PbWO4 single crystal
Delice, S.; Isik, M.; Hasanlı, Nızamı (2022-11-01)
© 2022 Elsevier B.V.In this manuscript, PbWO4 single crystals having great importance for device applications were studied in terms of linear and nonlinear optical properties. For this purpose, transmission and reflection ...
Response of a Glow Discharge Detector to Far Infrared Radiation
Kusoglu-Sarikaya, Cemre; Akbar, Demiral; Altan, Hakan (2022-11-01)
Today, the fact that THz and mm-waves can be used in many areas of our daily lives reveals the necessity for devices that can efficiently detect these waves. Due to the low energies with respect to ambient conditions, it h...
Radiation Testing of Commercial Rechargeable Lithium Polymer Batteries for Small Satellite Applications
Muçogllava, Brunilda; Karim Hashmani, Raheem; Çakmakoğlu, Selman; Demirköz, Melahat Bilge (2022-11-01)
© 2022 The Electrochemical Society (“ECS”). Published on behalf of ECS by IOP Publishing Limited.Commercial off-the-shelf (COTS) electrical components are becoming of interest for small satellite applications due to their ...
Pulse frequency fluctuations of persistent accretion powered pulsars
Serim, D.; Serim, Muhammed Miraç; Baykal, Altan (2022-11-01)
In this study, we examine the long-term torque noise fluctuations of persistent X-ray binaries Her X-1, Vela X-1, GX 301-2, Cen X-3, 4U 1538-53, OAO 1657-415, and 4U 1626-67 using the historical pulse frequency measurement...
Temperature-dependent thermoelastic properties of GaSb and InSb semiconductors: Identification through ab initio DFT simulations
Baloğlu, Eyüp Can; Toffoli, Hande; Dal, Hüsnü (2022-10-15)
© 2022 Elsevier B.V.III–V semiconductors are extensively used in infrared sensor applications due to their superior structural and optical properties. Due to the extremes in the manufacturing and operating temperatures of ...
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