Results 131 to 140 of about 11,209 (254)

Surface roughness measurements using UAV LiDAR and analysis of uncertainty factors

open access: yesRiver, EarlyView.
Abstract Surface root mean square height (SRMSH) is a key parameter characterizing surface roughness; it reflects soil hydrological properties and influences related physical processes. LiDAR offers an effective means for measuring SRMSH over large areas, yet the method involves several uncertainty factors that require further investigation.
Xiangdong Qin, Zhiguo Pang, Jingxuan Lu
wiley   +1 more source

Key Technical Fields and Future Outlooks of Space Manipulators: A Survey

open access: yesSmartBot, EarlyView.
This paper systematically reviews the technological development of space manipulators, emphasizing the unique challenges posed by space environments. It examines four areas: structural design, modeling, planning, and control, while introducing typical ground test platforms.
Gang Chen   +12 more
wiley   +1 more source

Machine-Learning-Assisted Construction of Ternary Convex Hull Diagrams. [PDF]

open access: yesJ Chem Inf Model
Rossignol H   +3 more
europepmc   +1 more source

Fluorescently Labeled Gradient Hydrogels Reveal Matrix‐Dependent Cell Responses to Substrate Stiffness

open access: yesSmall, EarlyView.
This work demonstrates a new thermophoretic strategy to fabricate fluorescently labeled stiffness gradient hydrogels, enabling contactless stiffness characterization. Fibroblasts cultured on gradient GelMA and Gellan gum hydrogels revealed distinct cell morphology and migration behavior.
Shin Wei Chong   +8 more
wiley   +1 more source

New perspectives on head and neck allometry and ecomorphology in tetrapods. [PDF]

open access: yesBiol Rev Camb Philos Soc
ABSTRACT The skull and neck are vital parts of the body, influencing feeding ecology, habitat exploitation and locomotion. Numerous studies have therefore sought to understand how the size of these segments vary with ecology and scale with overall body size.
Maher AE   +4 more
europepmc   +2 more sources

The Control–Entropy Paradox: Modeling the Thermodynamic Limits of Environmental Governance

open access: yesSystems Research and Behavioral Science, EarlyView.
ABSTRACT Environmental governance often seeks to reduce disorder, yet the energetic and material costs of control are overlooked. This article presents the Control–Entropy Paradox, developing a formal systems model and a conceptual extension of governance theory.
Sibongiseni B. Hlabisa
wiley   +1 more source

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