11,216 Results Found

The present study examined maternal religiosity as an underlying cultural factor in the effect of harsh physical parenting on child behavioral problems. Data was collected via a discipline observational task, religiosity-based vignettes, and a questi...

Insight problems are traditionally presented in verbal or visual form; however, some research suggests that physically interacting with the problem materials may facilitate insight problem solving. In contrast, the more recent literature found no per...

This cross-sectional study aimed to explore the association between esports participation and physical health and examine the difference in physical health problems between esports participants and non-esports participants. A total of 1549 young adul...

This study examined the long-term effect of physical activity on life satisfaction from a sample of 2092 middle school students (52.5% male) in South Korea. Structural equation modeling analyses were employed to understand how various factors influen...

Second-order oscillatory problems have been found to be applicable in studying various phenomena in science and engineering; this is because these problems have the capabilities of replicating different aspects of the real world. In this research, a...

Objective: To explore the impact of physical exercise on depression among college students and the chain mediation effect of psychological resilience and sleep problems and to verify the effectiveness of exercise science in improving psychological st...

In this study, a multi-physical and thermal–fluid–solid coupling model was developed to simulate the autoclave curing process of composite materials, aiming to explore the influence mechanism of the external flow field on the curing proce...

This study aimed to determine the proportion of individuals who reported the deterioration of physical and psychological health during the coronavirus disease 2019 (COVID-19) pandemic in Taiwan. Moreover, the related factors of deterioration of physi...

This work is devoted to the description and comparative study of some methods of mathematical modeling. We consider methods that can be applied for building cyber-physical systems and digital twins. These application areas add to the usual accuracy r...

To help prepare students to address future challenges in Science, Technology, Engineering, and Mathematics (STEM), they need to develop 21st-century skills. These skills are mediated by their beliefs about the nature of scientific knowledge and pract...

This paper brings together methods to solve and/or characterize solutions of some problems of mathematical physics equations involving p-Laplacian and p-pseudo-Laplacian. Using surjectivity or variational approaches, one may obtain or characterize we...

Linear assignment problems hold a pivotal role in combinatorial optimization, offering a broad spectrum of applications within the field of data sciences. They consist of assigning “agents” to “tasks” in a way that leads to a...

Inverse Physics-Informed Neural Networks (inverse PINNs) offer a robust framework for solving inverse problems governed by partial differential equations (PDEs), particularly in scenarios with limited or noisy data. However, conventional inverse PINN...

This cross-sectional study estimated a component-level network of depression, anxiety, and stress dimensions, sleep components, and physical activity identity among students at one Chinese university. Using convenience and snowball sampling, 3762 stu...

Problem-based learning (PBL) is an educational method which involves learning by solving real problems. However, applying a PBL approach to engineering subjects in some cases became a challenging issue. Thus, it is important to determine the best way...

We have used the varying physical constant approach to resolve the flatness problem in cosmology. Friedmann equations are modified to include the variability of speed of light, gravitational constant, cosmological constant, and the curvature constant...

Background: This study aimed to examine the parental physical illness’ effect on behavioral problems among adolescents, and the effects of being an only child, family cohesion, and family conflict on behavioral problems among adolescents with physica...

Numerical methods, such as finite element or finite difference, have been widely used in the past decades for modeling solid mechanics problems by solving partial differential equations (PDEs). Differently from the traditional computational paradigm...

This study examines the implementation of problem-based learning in the teaching of physics within the context of technical–professional higher education in Chile. The research aimed to evaluate meaningful learning, competency development, and...

Physics-Informed Neural Networks (PINNs) improve the efficiency of data utilization by combining physical principles with neural network algorithms and thus ensure that their predictions are consistent and stable with the physical laws. PINNs open up...

Generative artificial intelligence (AI) is increasingly entering teacher education, yet evidence remains limited on its responsible integration into discipline-specific pedagogical preparation. This study examined whether an AI-supported Collaborativ...

Physics-informed neural networks (PINNs) provide a new approach to solving partial differential equations (PDEs), while the properties of coupled physical laws present potential in surrogate modeling. However, the accuracy of PINNs in solving forward...

A mixed formulation physics-informed neural network (PINN) for solving a forward and an inverse nonlinear Euler–Bernoulli dynamic beam problem is proposed. This approach avoids the computation of fourth-order spatial derivatives in the loss fun...

The distributed inverse source problem in electroencephalography (EEG) requires the determination of a current-independent, geometry-dependent auxiliary function, which is defined by a Poisson partial differential equation (PDE), where its solution i...

To describe unsteady multiphase flows in porous media, it is important to consider the non-Newtonian properties of fluids by including rheological laws in the hydrodynamic model. This leads to the formation of a nonlinear system of partial differenti...

It is a great challenge to solve nonhomogeneous elliptic interface problems, because the interface divides the computational domain into two disjoint parts, and the solution may change dramatically across the interface. A soft constraint physics-info...

Large surveys indicate that many people perceive that their health behaviors (i.e., eating behaviors, physical activity, and self-care routines) and body image have changed during COVID-19; however, large individual variation exists. A person’s cogni...

Rooted in social constructivist learning theory, problem-based learning (PBL) is a tool that deepens students’ learning of complex subjects and improves students’ attitudes and beliefs towards learning. Physics is a subject that students...

This work systematically compares two state-of-the-art frameworks-Physics-Informed Neural Networks (PINNs) and Optimizing a Discrete Loss (ODIL)-across benchmark elliptic (Poisson), hyperbolic (Wave), and parabolic (2D diffusion-reaction with unknown...

In practical engineering applications, there is a high demand for inverting parameters for various materials, and obtaining monitoring data can be costly. Traditional inverse methods often involve tedious computational processes, require significant...

Physical activity (PA) has been identified as a protective factor for adolescent mental health. This study analysed the association between PA and levels of anxiety, depression, and stress among adolescents, considering gender, educational stage, and...

Background: Juvenile idiopathic arthritis (JIA), a chronic, autoimmune, inflammatory joint disease, is the most common arthritis affecting children younger than 16 years. Children with JIA commonly experience lower-limb dysfunction and disability. We...

The article focuses on a less-discussed issue of social marginalization of people leaving penitentiaries, which is the prevalence of multifaceted health problems experienced by people in this category. It includes poor health status, resulting from,...

Men with health problems refuse to participate in rehabilitation programmes and drop out of healthcare offerings more often than women. Therefore, a nature-based rehabilitation programme was tailored specific to men with mental health problems, and l...

The physical environment is of critical importance to child development. Understanding how exposure to physical environmental domains such as greenspace, urbanicity, air pollution or noise affects aggressive behaviours in typical and neurodiverse chi...

This work presents a solving method for problems of Ambrosetti-Prodi type involving p-Laplacian and p-pseudo-Laplacian operators by using adequate variational methods. A variant of the mountain pass theorem, together with a kind of Palais-Smale condi...

Nonlinear complex systems exhibit emergent behavior, sensitivity to initial conditions, and rich dynamics arising from interactions among their components. A classical example of such a system is the Troesch problem—a nonlinear boundary value p...

I argue for an idealist ontology consistent with empirical observations, which seeks to explain the facts of nature more parsimoniously than physicalism and bottom-up panpsychism. This ontology also attempts to offer more explanatory power than both...

The traditional boundary knot method (BKM) has certain advantages in solving Helmholtz equations, but it still faces the difficulty of solving ill-posed problems when dealing with inverse problems. This work proposes a novel deep learning framework,...

This article offers a broad-brush account of the Newtonian three-body problem, from its origins with Newton to its vibrant present, emphasizing its enduring influence on theoretical physics. It unfolds through a series of self-contained episodes that...

Background/Objectives: Health-related quality of life is a key indicator of well-being during childhood and adolescence. This study analysed its association with lifestyle-related factors, body composition, physical fitness, academic performance, and...

Objectives: This cross-sectional case–control study, conducted at the Department of Physiotherapy, Academy of Physical Education, in Katowice, between July 2022 and April 2023, aimed to assess the overall health status (OHS) of patients with mi...

Helping students become proficient problem solvers is one of the primary goals of physics courses. In Part I of this article, we summarized the vast research on problem solving relevant for physics instruction, and here we discuss a concrete example...

Background: Research on foot problems and frailty is sparse and could advance using wearable sensor–based measures of gait, balance, and physical activity (PA). This study examined the effect of foot problems on the likelihood of falls, frailty syndr...

Previous research has determined the relevance of video games for adolescents; however, it has not been possible to establish differences in usage patterns and certain psychological variables according to gender, parental control, academic performanc...

Modern science began as natural philosophy, an admixture of philosophy and science. It was then killed off by Newton, as a result of his claim to have derived his law of gravitation from the phenomena by induction. But this post-Newtonian conception...

This study aims to describe the design and development of a STEM problem-solving activity involving mathematics and physics content. It is an activity whose starting point is a question based on a real problem: to identify the areas of the classroom...

Internet addiction and problem gambling represent significant public health issues among young people. A link between the two has been noted, but few studies have comprehensively examined their comorbidity, including lifestyle factors, among Japanese...

Attention-deficit hyperactivity disorder (ADHD) symptoms may significantly decrease after following a few-foods diet (FFD). The results of a small randomised controlled trial (RCT) showed that co-occurring physical complaints in children with ADHD de...

Multi-problem households are households with problems on more than one of the following core problem areas: socio-economic problems, psycho-social problems, and problems related to child care. The aim of this study was to examine barriers and facilit...