Güncel Gönderiler: Piri Reis University Institutional Repository
Toplam kayıt 1751, listelenen: 181-200
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Photoluminescence properties of Pr-doped LaAsO4: An experimental and theoretical study employing density functional theory
(Elsevier Ltd, 2024)Praseodymium doped lanthanum arsenate, denoted as La1-xPrxAsO4, has been synthesized with different concentrations of the dopant (x = 0.5 %; 1 %; 2 %; 3 % and 5 %) via the combustion method and their optoelectronic properties ... -
Modeling of electronic spectra and optical responses of a semiconductor AlGaAs/GaAs quantum well with three-step barriers: the role of external perturbations and impurity
(Springer Science and Business Media Deutschland GmbH, 2024)Multi-quantum barriers are of great importance in band engineering technologies and optoelectronics as they can build up quantum confinement via enhanced barrier heights. This theoretical study comprehensively investigated ... -
What determines public attitudes toward immigration in the Middle East: an analysis at the individual level
(Emerald Publishing, 2024)Purpose: Surveys in Europe show that immigration is more of a challenge than an opportunity for a significant number of people. However, little attention is given to attitudes toward immigration in the Middle East. This ... -
Influence of burnishing process on surface integrity of inconel 718 fabricated by laser powder bed fusion additive manufacturing
(Yildiz Technical University, 2024)This present study aims to contribute to the literature in understanding the roles of roller burnishing parameters and conditions on Inconel 718 alloy fabricated by Laser Powder Bed Fusion (LPBF). The roller burnishing ... -
Polymer physics view of peripheral chromatin: De Gennes' self-similar carpet
(American Physical Society, 2024)Using scaling arguments to model peripheral chromatin localized near the inner surface of the nuclear envelope (NE) as a flexible polymer chain, we discuss the structural properties of the peripheral chromatin composed of ... -
Computational investigation of the structural, elastic, electronic, and thermodynamic properties of chloroperovskites GaXCl3 (X = Be, Ca, or Sr) using DFT framework
(Institute of Physics, 2024)In this study, we employed the pseudopotential plane wave approach to examine the influence of the X atom (X = Be, Ca, or Sr) on the physical properties of isostructural chloroperovskites GaXCl3. The GGA-PBEsol functional ... -
Low-carbon approach with the low-temperature air distribution in air-conditioning applications
(Springer Science and Business Media B.V., 2024)Today, air management in air-conditioning processes is characterized by low displacement preferences independent of energy loads. Particularly in low-carbon approaches where thermal control management is gaining value, ... -
The effect of surface roughness parameters on frictional properties of AlSi10Mg alloy
(Universidad Nacional Autonoma de Mexico, 2024)Experimental study of the effects of surface roughness parameters and their relationship to the coefficient of friction (COF) on AlSi10Mg alloy. The information demonstrates that the average surface roughness (Ra) directly ... -
The effects of ammonia addition on the emission and performance characteristics of a diesel engine with variable compression ratio and injection timing
(Elsevier Ltd., 2024)Ammonia, future of the carbonless marine fuel, presents significant potential in achieving zero-emission targets within maritime transportation. In this context, this study explores the use of an ammonia/diesel fuel mixture ... -
Combined DFT and ionic model computational study of the effect of alkali metal cations on the structure, bonding and properties of molten cryolites, M3AlF6 (M = li, Na, K, Rb, and Cs)
(Taylor and Francis Ltd., 2024)Ionic melts, in the form of ionic liquids and molten salts, are important in many technological aspects such as metal production and energy applications. Cryolite melts constitute an important family especially for the ... -
An Evaluation of the Environmental Impact of Oil Pollution from Maritime Transportation
(Faculty of Maritime Studies, 2024)Maritime transportation, which has a growing share in global transportation, and especially ships with large carrying capacities, increases the risk of marine environment pollution. The fact that maritime transport takes ... -
Photoluminescence properties of Pr-doped LaAsO4: An experimental and theoretical study employing density functional theory
(Elsevier Ltd, 2024)Praseodymium doped lanthanum arsenate, denoted as La1-xPrxAsO4, has been synthesized with different concentrations of the dopant (x = 0.5 %; 1 %; 2 %; 3 % and 5 %) via the combustion method and their optoelectronic properties ... -
Re-examining crude oil and natural gas price relationship: Evidence from time-varying regime-switching models
(Elsevier B.V., 2024)In this paper, we re-examine the relationship between crude oil and natural gas prices. Using a more flexible modelling approach, we find that the relationship between these two prices are more complex than previously ... -
The comparison between effects of heterogeneous and homogeneous half-spaces underlying homogeneous layer on solitary Love waves
(Oxford University Press, 2023)A comparative analysis is performed on the effects of heterogeneity in both linear and non-linear material characteristics of half-space on the propagation of bright and dark solitary Love waves in a non-linear layered ... -
A Comprehensive Ab Initio Study of the Recently Synthesized Zintl Phase CsGaSb2 Structural, Dynamical Stability, Elastic and Thermodynamic Properties
(Springer, 2024)A comprehensive examination of the crystal structure, as well as elastic and thermal properties, of the recently created Zintl phase CsGaSb2 has been carried out using ab initio density functional theory pseudo-potential ... -
Prescriptive digital transformation maturity model: a development and validation study
(Emerald Group Publishing LTD., 2024)PurposeThis study aims to develop a modular and prescriptive digital transformation maturity model whose constituent elements have conceptual integrity as well as reveal the priority weights of maturity model components. ... -
Theoretical investigations of electronic, thermodynamic and thermoelectric properties of filled skutterudites ThFe4P12 and CeFe4P12 using DFT calculations
(Pergamon-Elseiver Science LTD, 2024)The structural, mechanical, electrical, thermodynamic and thermoelectric properties of CeFe4P12 and ThFe4- P12employing first -principles calculations together with semi -classical Boltzmann Transport equations are ... -
Investigation of wind energy and its impact on sustainability: Jordan as model
(Taylors Univ SDN BHD, 2024)There are interests in renewable energy. Additionally, there is an official promoting and investing in renewable energy like wind energy especially in Jordan. Therefore, it is aimed to assess the renewable energy resources, ... -
Discriminant analysis using MRI asymmetry indices and cognitive scores of women with temporal lobe epilepsy or schizophrenia
(Springer, 2024)PurposeThis study aims to assess the diagnostic power of brain asymmetry indices and neuropsychological tests for differentiating mesial temporal lobe epilepsy (MTLE) and schizophrenia (SCZ).MethodsWe studied a total of ... -
An Edge Computing-Based Preventive Framework With Machine Learning- Integration for Anomaly Detection and Risk Management in Maritime Wireless Communications
(IEEE-INST Electrical Electronics Engineers INC, 2024)The safety of maritime environments in context with effective and secure wireless communication networks is required for ships, coastal stations, and maritime authorities. The dynamic nature of marine environments, where ...
