Results 61 to 70 of about 81,251 (238)

Analytic Variational Investigation of Euclidean SU(3) Gauge Theory

open access: yes, 1993
Analytic variational techniques for lattice gauge theories based on the Rayleigh-Ritz(RR) method were previously developed for euclidean SU(2) gauge theories in 3 and 4 dimensions.
Anishetty   +3 more
core   +2 more sources

Information Dynamics and Learning in Complex Adaptive Systems: Toward a Transdisciplinary Framework

open access: yesSystems Research and Behavioral Science, EarlyView.
ABSTRACT This article develops a framework for understanding learning and adaptation in complex adaptive systems. Drawing from neuroscience, systems theory, information theory and quantum field theory, it examines how information processing, plasticity and systemic coherence emerge from distributed, nonlinear and feedback‐driven interactions. It argues
Anderson de Souza Sant'Anna
wiley   +1 more source

Free Transverse Vibration of Circular Plate of Stepped Thickness with General Boundary Conditions by an Improved Fourier–Ritz Method

open access: yesShock and Vibration, 2022
In this investigation, free vibration of stepped circular Mindlin plate with arbitrary boundary conditions is presented by an improved Fourier–Ritz method.
Qingjun Hao, Zhaobo Chen, Wenjie Zhai
doaj   +1 more source

Revisiting the Association of Pesticide Exposure and Parkinson's Disease: Systematic Review and Meta‐Analysis

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT The association between pesticide exposure and Parkinson's disease (PD) is substantial, but heterogeneity in methodology and lack of categorization according to the type of exposure and pesticide classes in previous meta‐analyses impair the interpretation of data. This study aims to update evidence of the association between pesticide exposure
Pedro Henrique Passos da Silva   +6 more
wiley   +1 more source

Effects of complex soundscapes on the occurrence of Anaxipha pallidula in isolated green spaces in Tokyo

open access: yesWildlife Biology, EarlyView.
Urban green spaces experience a mix of natural and anthropogenic noises, which could disrupt the vocal communication of several species. This study investigated how such complex soundscapes affect the occurrence of Anaxipha pallidula, which communicates through calls, focusing on both sound level and quality.
Hiroki Mori, Takeshi Osawa
wiley   +1 more source

Analysis of Stability and Vibrations of Porous Power and Sigmoid Functionally Graded Sandwich Plates by the R-Functions Method

open access: yesJournal of Mechanical Engineering, 2023
In this paper, the R-functions method is used for the first time to study the stability and vibrations of porous functionally graded (FG) sandwich plates with a complex geometric shape.
Lidiya V. Kurpa   +2 more
doaj   +1 more source

Sustainable HRM in the Public Sector: A Question of Viability or Legitimacy?

open access: yesHuman Resource Management Journal, EarlyView.
ABSTRACT Recent research has underlined the growing importance of sustainability in HRM policy and practice, taking into account long‐term multi‐stakeholder goals. However, few studies have specified the drivers and outcomes of sustainable HRM practices, nor the contradictions that arise when managers attempt to satisfy the demands of both internal and
Mathew Johnson   +3 more
wiley   +1 more source

Free Vibration Analysis of Arbitrary-Shaped Plates Based on the Improved Rayleigh–Ritz Method

open access: yesAdvances in Civil Engineering, 2019
In this investigation, an improved Rayleigh–Ritz method is put forward to analyze the free vibration characteristics of arbitrary-shaped plates for the traditional Rayleigh–Ritz method which is difficult to solve.
Wenjie Guo, Qingsong Feng
doaj   +1 more source

Analysis of Simply Supported Laminated Composite Plate by Semi Analytical and Finite Element Method for Different Orientation Angles

open access: yesJournal of Mechanical Engineering, 2023
Deflection of simply supported laminated composite plate under transverse load is found out by semi-analytical method (Classical Lamination Theory) and the results are compared with Finite element method using FEA software ANSYS.
Arnab Choudhury   +3 more
doaj   +1 more source

Accurate approximations to eigenpairs using the harmonic Rayleigh Ritz Method [PDF]

open access: yes, 2001
The problem in this paper is to construct accurate approximations from a subspace to eigenpairs for symmetric matrices using the harmonic Rayleigh-Ritz method.
Eshof, J. van den, Sleijpen, G.L.G.
core  

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