Results 51 to 60 of about 517 (169)

Nonlinear Dynamic Solution via HAM and Its Application in Designing a Roller‐Cam Quasi‐Zero‐Stiffness Isolation System

open access: yesJournal of Applied Mathematics, Volume 2026, Issue 1, 2026.
In modern industry, vibration control is crucial for equipment safety, and high‐precision instruments require effective vibration reduction. The homotopy analysis method (HAM) can solve nonlinear problems without relying on small‐parameter assumptions, overcoming the limitations of traditional approaches.
Yanwei Li   +4 more
wiley   +1 more source

Compressibility of undisturbed silt loam soil – measurements and simulations

open access: yes, 2015
The protection of soils against compaction requires knowledge of the mechanical behavior and properties of structured unsaturated soils and their dependence on soil moisture.
Berli, M   +12 more
core   +1 more source

Infrastructure Anomaly Detection: A Study of the Settefonti Bridge Through Continuous OMA and Artificial Intelligence

open access: yesStructural Control and Health Monitoring, Volume 2026, Issue 1, 2026.
This paper presents a novel approach for anomaly detection on the Settefonti Bridge by combining advanced operational modal analysis (OMA) technique with artificial intelligence. Ambient vibration data from accelerometers is processed using the covariance‐driven stochastic subspace identification (CoV‐SSI) method to extract modal parameters, which are ...
Israel Alejandro Hernández-González   +5 more
wiley   +1 more source

Design and Performance Analysis of an Origami‐Inspired Quasizero Stiffness Isolator With Lever Mechanisms

open access: yesShock and Vibration, Volume 2026, Issue 1, 2026.
Vibration isolators are widely used to mitigate harmful vibrations in industrial machinery and electronic equipment, but low and ultralow frequency isolation remains challenging. Inspired by origami structures and lever mechanisms, a compact origami–lever quasizero‐stiffness (QZS) isolator is proposed in this paper, and its low frequency performance is
Shilin Chen   +4 more
wiley   +1 more source

Optimization of Sustainable Hybrid Solar Power Cycles: Bibliographic Mapping

open access: yesEnergy Science &Engineering, Volume 13, Issue 12, Page 6587-6610, December 2025.
This paper introduced highly efficient, environmentally friendly hybrid solar power plants integrating advanced storage, thermodynamic, and fuel production systems. Such models successfully demonstrate how AI‐assisted multi‐objective optimization can balance energy, economic, and ecological metrics.
Seyed Farhan Moosavian, Ahmad Hajinezhad
wiley   +1 more source

Compaction caused by mechanized operations in a Red- Yellow Latosol cultivated with coffee over time Compactação causada pelas operações mecanizadas em um Latossolo Vermelho-Amarelo cultivado com cafeeiros ao longo do tempo

open access: yesCiência e Agrotecnologia, 2012
The main source of soil structure degradation in coffee plantation is the machinery traffic because these operations may cause soil compaction affecting the crop development.
Paula Cristina Caruana Martins   +3 more
doaj   +1 more source

Rethinking Global Soil Degradation: Drivers, Impacts, and Solutions

open access: yesReviews of Geophysics, Volume 63, Issue 4, December 2025.
Abstract The increasing threat of soil degradation presents significant challenges to soil health, especially within agroecosystems that are vital for food security, climate regulation, and economic stability. This growing concern arises from intricate interactions between land use practices and climatic conditions, which, if not addressed, could ...
Nima Shokri   +29 more
wiley   +1 more source

Combined laboratory vane and direct shear test procedure for marine soils

open access: yes, 1978
From a series of direct shear and laboratory vane shear tests conducted on natural pelagic and terrigenous marine soils, we have proposed a combined shear test procedure that involves obtaining the total stress failure envelope from tests on only two ...
Ishibashi, Isao   +2 more
core   +1 more source

Airflow Features Obtained From Voluntary Throat Clearing Compared to Voluntary Cough and Induced Reflexive Cough in a Healthy Population

open access: yesInternational Journal of Language &Communication Disorders, Volume 60, Issue 6, November/December 2025.
ABSTRACT Background Coughing and throat clearing are different airway protective manoeuvres elicited in the framework of dysphagia. However, coughing and throat clearing may be auditorily confused during a clinical swallowing evaluation. In addition, literature reporting comparisons between coughing and throat clearing via gold standard airflow metrics
Sofiana Mootassim‐Billah   +6 more
wiley   +1 more source

Value of information‐driven innovation in Gerber saddles monitoring

open access: yesStructural Concrete, Volume 26, Issue 5, Page 5495-5510, October 2025.
Abstract Innovation plays a crucial role in shaping technological, economic, and social progress in modern societies. In the realm of bridge integrity management, the development and diffusion of technologies to acquire information can significantly enhance industries' safety and functionality capabilities.
Giancarlo Costa   +3 more
wiley   +1 more source

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