Piri Reis University Institutional Repository: Recent submissions
Now showing items 1-20 of 1488
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Testing of Kerr black hole with quintessential dark energy through observational data by using quasi-periodic oscillations
(Elsevier B.V., 2023)A viable method to examine the wide range of intriguing phenomena that occur in a strong gravity regime is the study of the quasi-periodic oscillations (QPOs) of X-ray flux seen in stellar-mass black hole (BH) binaries. ... -
Control Centres in the Context of Unmanned Ship Operations – Their Status and Potential Liabilities*
(Taylor and Francis, 2024)This chapter concerns a novel, indeed rather revolutionary, conception, commonly called an “unmanned ship”. The control centre by definition is central to unmanned ship operations and needs to be regarded as the “foundation ... -
Development of next-generation diamagnetic milli-swimmers
(Springer Nature, 2023)Developing milli/microswimmers in the biomedical feld over the last two decades has led to an enormous revelation in in-vivo studies, particularly in overcoming the impossibility of accessing some sensitive, delicate, and ... -
3D-printed alumina-based ceramics with spatially resolved porosity
(John Wiley and Sons Inc, 2023)The interest on porous ceramics has increased in the last years with the developments in additive manufacturing methods, enabling design of components with complex geometries for membranes, filters, catalytic converters, ... -
A Polycaprolactone-Capped ZnO Quantum Dots-Based Fluorometric Sensor for the Detection of Fe3+ Ions in Seawater
(Springer, 2023)Fe3+ ion plays a very active role in life, agriculture, and industry. Human health and the environment are seriously affected by the abnormal presence or excess of this cation. Therefore, the development of a fast, reliable, ... -
Effects of Transverse Friction Massage on the Electromechanical Delay Components and Fractal Dimension of Surface Electromyography in Quadriceps Muscles
(Multidisciplinary Digital Publishing Institute (MDPI), 2023)The purpose of this study was to assess the effects of transverse friction massage (TFM) on the electromechanical delay components and complexity of the surface electromechanical activity in the rectus femoris (RF) and ... -
Exploring the Optoelectronic Potential of M2SnX3F2 (M = Sr, Ba; X = S, Se) Compounds Through First-Principles Analysis of Structural, Electronic, and Optical Properties
(Springer Science and Business Media Deutschland GmbH, 2023)In this study, the equilibrium ground-state, electronic structure, and optical properties of four chalcofluorides, M2SnX3F2 (M = Sr, Ba and X = S, Se) compounds have been reported using the density functional theory (DFT) ... -
Qualitative analysis of the minimal higgins model of glycolysis
(University of Kragujevac, Faculty of Science, 2023)Glycolysis, one of the leading metabolic pathways, involves many different periodic oscillations emerging at positive steady states of the biochemical models describing this essential process. One of the models employing ... -
Electronic, thermodynamical and thermoelectric performances of RbSnI3 halide perovskite for photovoltaic cell and UV absorber applications
(Elsevier, 2023)Thermoelectric materials are the best materials for energy conservation and its use in technological applications. In this context, the novel materials with multifunctional properties are constantly in demand. The perovskites ... -
A social sustainability model for maritime labour force based on card sorting, fuzzy AHP & QFD method
(Elsevier, 2023)Within the context of the ongoing implementation of the 2030 Agenda for Sustainable Development-Sustainability Development Goals (SDGs), actions toward economic, environmental, and social sustainability were aimed to be ... -
Structural analysis and characterization of date palm fiber-based low-cost carbon nanotubes and nanostructured powder activated carbon
(Elsevier, 2023)The structural properties and characteristics of date palm fiber-based low-cost carbon nanotubes (CNTs) and nanostructured powder activated carbon (DP-NPAC) are investigated. The DP-NPAC and CNTs are prepared using an ... -
Gemi Türleri - Ticari Gemilerin Karakteristik Özellikleri
(Piri Reis Üniversitesi, 2023)2021 verilerine göre uluslararası ticaretin yüzde 86’sı suyolları kullanılarak yapılmak tadır. Uluslararası ticarette gemiler ile taşınan yük türleri, dondurulmuş veya taze gıda ürünlerinden, petrol ve petrol ürünleri ... -
Piri Reis Üniversitesi Deniz Hukuku Dergisi
(Piri Reis Üniversitesi, 2022)Ülkemizde denizcilik alanında yoğunlaşmış kadrosuyla, denizcilik alanında ihtisaslaşan Pîrî Reis Üniversitesi’nin, dünyada bu alanda faaliyet gösteren öğretim kurumlarının oluşturduğu IAMU’nun (International Association ... -
Blockchain applications for traceability and food safety in agri-food supply chain: cherry product application
(Emerald, 2023)Purpose: The primary objective of this study is to investigate the application of blockchain technology (BCT) in the agri-food supply chain, focusing on traceability and food safety. Design/methodology/approach: The study ... -
Effects of heat treatment on surface integrity and wear performance of Inconel 718 alloy fabricated by laser powder bed fusion process additive manufacturing under different laser power and scanning speed parameters
(Springer, 2023)As with all additive manufacturing processes, selecting appropriate process parameters in the laser powder bed fusion (LPBF) process plays an important role in the surface integrity and mechanical behavior of Inconel 718 ... -
Selecting the Optimal Naval Ship Drainage System Design Alternative Based on Integer Linear Programming, TOPSIS, and Simple WISP Methods
(Society of Naval Architects and Marine Engineers, 2023)Ship design is a complex study requiring the coordination of many disciplines and accurate calculations, as well as cost considerations. Thus, ship designers have to design the naval ships that successfully fulfill the ... -
An efficient trust-based decision-making approach for WSNs: Machine learning oriented approach
(Elsevier, 2023)Wireless Sensor Networks (WSNs) are often used for critical applications where trust and security are of paramount importance. Trust evaluation is one of the key mechanisms to ensure the security and reliability of WSNs. ... -
Hyperbolic Scenario of Accelerating Universe in Modified Gravity
(MDPI, 2023)Throughout this study, locally rotationally symmetric (LRS) Bianchi type-V space-time is pondered with Tsallis holographic dark energy (THDE) with the Granda–Oliveros (GO) cut-off in the Sáez–Ballester (SB) theory of ... -
Acoustic Michelson interferometer based on a phononic crystal
(American Institute of Physics, 2023)A practical and highly sensitive acoustic Michelson interferometer with a small form factor is introduced. It involves two different types of phononic crystals composed of steel rods in water acting as a medium for ... -
Synthesis, Characterization, and DFT Calculations of a New Sulfamethoxazole Schiff Base and Its Metal Complexes
(MDPI, 2023)A new Schiff base, 4-((1E,2E)-3-(furan-2-yl)allylidene)amino)-N-(5-methylisoxazol-3-yl) benzene-sulfonamide (L), was synthesized by thermal condensation of 3-(2-furyl)acrolein and sulfamethoxazole (SMX), and the furan ...
