Sakarya University

Peripheral Nerve Conduction and Anthropometric Characteristics in Elite American Football Players: An Exploratory Cross-Sectional Study

Background/Objectives: American football exposes athletes to repeated collisions and intense physical loading. This exploratory study compared anthropometric characteristics and peripheral nerve conduction parameters between elite American football players and healthy sedentary m...

Sustainability Transitions: The Role of Private Sector Development, Human Rights Protection, and Energy Transition in Sustainable Development and Ecological Footprint

ABSTRACT Despite global cooperation, increased efforts toward the energy transition, and improved voluntary national commitments, progress toward the 2030 Agenda remains slow and uneven, highlighting the need for more effective governance and stronger policy interventions. Accord...

Existence analysis of nonlinear q-fractional differential inclusions with p-Laplacian operators and an aerospace vibration-modeling illustration

This paper investigates a coupled system of nonlinear q -fractional differential inclusions involving nested p -Laplacian operators and nonlocal boundary conditions. The problem is formulated in a multivalued setting, where the nonlinear inclusion depends on the state vector and...

Halal Compliant 6C Model for Good Governance in Indonesia Public Procurement

Background Corruption in the procurement of goods/services in Indonesia is still high, so a new governance model based on the principles of prudence and sharia compliance is needed. Method This study aims to formulate and test a Sharia-based 6C model as a governance framework for...

Time-delay effects on the sensitivity and robustness of semi-active TLCD control under far and near field earthquakes

Semi-active structural control systems have attracted increasing attention due to their superior vibration mitigation capability compared with passive systems. However, their effectiveness may deteriorate in the presence of time delays that inevitably occur in real-time applicati...

The Relationship Between Positive Childhood Experiences and Tolerance in Adults

This research aims to examine the relationships between positive childhood experiences and tolerance disposition in adults, and to determine the status of these two variables according to demographic characteristics such as gender, age, parental presence, and number of siblings....

Associations of the will to live with loneliness and psychological resilience in young and middle-aged Turkish adults

The will to live is a key motivational resource related to meaning, adaptation, and well-being. Most previous research has focused on older adults in Western countries, with limited evidence in younger populations and non-Western contexts. This study examined the relationships be...

Video Laboratory Reports in Chemistry Education: Associations with Pre-Service Science Teachers’ Laboratory Engagement and Experiences

This study investigated how written and video laboratory reports are associated with pre-service science teachers’ engagement and experiences in a chemistry laboratory. Designed as an embedded single-case study, the research was conducted with 45 pre-service science teachers enro...

Determinants of perceived stigma in idiopathic Parkinson’s disease: The role of clinical subtype, non-motor symptoms, and levodopa equivalent daily dose

Aims: Idiopathic Parkinson’s disease (IPD) is a chronic, progressive neurodegenerative disease characterized by both motor and non-motor symptoms. Its prevalence increases with age.Stigma refers to negative societal perceptions and attitudes toward individuals with chronic diseas...

Real-world outcomes of children with first relapsed acute lymphoblastic leukemia treated according to the ALL-IC REL 2016 guideline in Türkiye

Relapsed acute lymphoblastic leukemia (ALL) remains a major challenge in pediatric oncology, particularly where access to modern immunotherapies is limited. This national multicenter study evaluated real-world outcomes of children with first relapsed ALL treated according to the...

The Triglyceride–Glucose (TyG) Index as a Practical Marker for Predicting Outcomes After Varicocelectomy

Objective: Although microsurgical varicocelectomy improves semen parameters in many infertile men with varicocele, postoperative outcomes remain heterogeneous. Identifying reliable preoperative predictors of surgical success is therefore clinically important. The triglyceride–glu...

Thermomechanical Properties of Carbon and Glass Fiber-Reinforced Epoxy Composites as Function of Drilling Parameters

Dry drilling experiments were carried out on pure and hybrid carbon/glass fiber-reinforced epoxy laminates, viz., all carbon (C8), all glass (G8), glass-faced hybrid (G2C4G2), and carbon-faced hybrid (C2G4C2), using the newly designed high-speed steel (HSS) flow step drill. Drill...

Maternal and Neonatal Outcomes Among Syrian Refugee Women: A Retrospective Study from a Tertiary Hospital in Türkiye

To compare maternal, obstetric, neonatal, and hematological outcomes between Syrian refugee women and Turkish women giving birth at a tertiary hospital in Türkiye. Retrospective cross-sectional study. Sakarya Training and Research Hospital, a tertiary public hospital in Türkiye,...

Reticulated Ferrocene−Polycarbazole Nanofibers Coupled with CuAl-LDH for Ultrasensitive Label-Free Electrochemical Detection of CA125

Abstract The development of highly sensitive and reliable sensing platforms for ovarian cancer biomarkers is of considerable importance for improving the early diagnostic performance and supporting clinical decision-making. Cancer antigen 125 (CA125) is among the most critical tu...

Kinetic modeling and characterization of silicon-free pack boriding on Inconel 738 superalloy using the Taylor expansion model

Abstract Inconel 738 superalloy was treated using a silicon-free pack boriding process with a powder mixture of boron carbide (B 4 C) and sodium tetrafluoroborate (NaBF4) at 850 °C, 900 °C, and 950 °C for 2 h–8 h. Scanning electron microscopy (SEM) and energy-dispersive X-ray spe...

Students’ perceptions of school climate factors supporting school belonging in faith-based schools: a qualitative study

This study aimed to investigate the factors that foster school belonging, students' levels of belonging, and the role of school climate in faith-based educational institutions. Understanding these dynamics is crucial for developing inclusive educational environments that support...

Effects of a web-based serious game on postpartum hemorrhage management knowledge, self-efficacy, and self-regulated learning: a randomized controlled trial among nursing students in western Türkiye

Evidence on web-based serious games for low-frequency obstetric emergencies remains limited. This study evaluated a serious game for postpartum hemorrhage (PPH) management and explored indirect associations through self-efficacy and self-regulated learning. This two-arm randomize...

Pakistan’s Education System: Historical Legacies, Structural Challenges, and Contemporary Educational Needs

Pakistan’s education system continues to face persistent challenges stemming from colonial educational legacies, political instability, weak governance, inconsistent policy implementation, institutional fragmentation, inadequate public investment, and socioeconomic inequalities....

Preservice science teachers’ systems thinking skills, conceptual understanding, and system-level misconceptions: the water cycle system*

This study explored the systems thinking skills (STS) and conceptual understanding of preservice science teachers (PSTs) related to the water cycle system. Research was designed as descriptive and correlational study with the use of two instruments -the Water Cycle Concept Map (W...

Radiographic Changes in Patellar Height Following Rapid Weight Loss After Sleeve Gastrectomy: A Retrospective Observational Study

Background/Objectives: Rapid weight loss following sleeve gastrectomy substantially reduces mechanical loading across the lower extremities, yet its effects on patellar height remain unknown. This study investigated early postoperative radiographic changes in patellar height foll...