Results 151 to 160 of about 2,582,481 (333)

Assessment of climatic influences on net primary productivity along elevation gradients in temperate ecoregions

open access: yesTrees, Forests and People
Elevation gradients significantly influence net primary productivity (NPP), but the relationship between elevation, climate variables, and vegetation productivity remains underexplored, particularly in diverse ecological zones.
Kaleem Mehmood   +10 more
doaj   +1 more source

A Study on the Analysis of Terrain Elevation in River Zones Based on the Digital Elevation Model and Improvement of River Zones Determination

open access: yesJournal of the Korea Academia-Industrial cooperation Society, 2021
Sun-Chan Jung   +2 more
openaire   +1 more source

Impact of the construction of a large dam on riparian vegetation cover at different elevation zones as observed from remotely sensed data

open access: yesInternational Journal of Applied Earth Observation and Geoinformation, 2014
Christopher H. Kellogg, Xiaobing Zhou
semanticscholar   +1 more source

Micropatterned Biphasic Printed Electrodes for High‐Fidelity on‐Skin Bioelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Micropatterned biphasic printed electrodes achieve unprecedented skin conformity and low impedance by combining liquid‐metal droplets with microstructured 3D lattices. This scalable approach enables high‐fidelity detection of ECG, EMG, and EEG signals, including alpha rhythms from the forehead, with long‐term comfort and stability.
Manuel Reis Carneiro   +4 more
wiley   +1 more source

Bimetallic Nanoparticles as Cocatalysts for Photocatalytic Hydrogen Production

open access: yesAdvanced Functional Materials, EarlyView.
Recent developments have introduced bimetallic nanoparticles as effective cocatalysts for photocatalytic systems. This review explores the rapidly expanding research on bimetallic cocatalysts for photocatalytic production of hydrogen, emphasizing the creation of carrier‐selective contacts, localized surface plasmon resonance effects, methodologies for ...
Yufen Chen   +4 more
wiley   +1 more source

Elevational Patterns of Soil Nitrogen Forms and Transformations in the Southeastern Qinghai–Xizang Plateau

open access: yesEcosystem Health and Sustainability
Alpine forest soil in the southeastern Qinghai–Xizang Plateau plays a crucial role in regional and global climate and biogeochemical cycles, yet the elevational distribution of soil nitrogen (N) availability and losing risk is unresolved.
Siyi Liu   +12 more
doaj   +1 more source

Highly Sensitive Electrochemical Biosensor Based on Hairy Particles with Controllable High Enzyme Loading and Activity

open access: yesAdvanced Functional Materials, EarlyView.
For the first time, a highly sensitive electrochemical biosensor based on SiO2‐based hairy particles with a grafted PDMAEMA polymer brush containing a quantifiable and large amount of immobilized Laccase is reported. The fabricated biosensor exhibits a sensitivity of 0.14 A·m⁻¹, a limit of detection (LOD) of 0.1 µm, and a detection range of 0.3–750 µm,
Pavel Milkin   +7 more
wiley   +1 more source

Substrate Stress Relaxation Regulates Cell‐Mediated Assembly of Extracellular Matrix

open access: yesAdvanced Functional Materials, EarlyView.
Silicone‐based viscoelastic substrates with tunable stress relaxation reveal how matrix mechanics regulates cellular mechanosensing and cell‐mediated matrix remodelling in the stiff regime. High stress relaxation promotes assembly of fibronectin fibril‐like structures, increased nuclear localization of YAP and formation of β1 integrin‐enriched ...
Jonah L. Voigt   +2 more
wiley   +1 more source

Scale-dependent dispersal drives community assembly of breeding birds along elevational gradients

open access: yesEcological Processes
Background Identifying the processes that govern community assembly along elevational gradients has been a central theme in ecology, especially in montane ecosystems where abundant species and strong turnover are present.
Kai Zhang   +6 more
doaj   +1 more source

Fracture-seepage characteristic zones of the overburden of extra-thick coal seams: Evolutionary patterns and their engineering applications

open access: yesMeitian dizhi yu kantan
Objective and Methods Given that the overburden’s structure significantly influences pressure relief gas extraction, this study aims to explore the gas migration patterns of the overburden of thick coal seams during coal seam mining.
Xiangguo KONG   +9 more
doaj   +1 more source

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