Results 71 to 80 of about 32,663 (290)

Analysis of Distribution Model of Matric Suction of Land Subsidence Caused by Foundation Pit Dewatering

open access: yesEngineering Transactions, 2015
By the soil matrix suction distribution under one-dimensional steady-state flow, soil permeability coefficient ks, infiltration intensity q and initial groundwater table factors that influence the matric suction of unsaturated soil were analyzed in this ...
Donglin WANG
doaj   +1 more source

Investigation of the Water-Retention Characteristics and Mechanical Behavior of Fibre-Reinforced Unsaturated Sand

open access: yesApplied Sciences, 2023
The introduction of fibres into soil can effectively improve its engineering properties. Systematically understanding the unsaturated mechanical properties of fibre-reinforced soil is highly significant. Moreover, there is currently no suitable model for
Xiaohua Bao   +5 more
doaj   +1 more source

Optimization of Ultrasound‐Assisted Extraction of Seabuckthorn (Hippophae salicifolia) Seed Oil With the Use of Response Surface Methodology

open access: yesFuture Postharvest and Food, EarlyView.
Ultrasound‐assisted extraction (UAE) of seabuckthorn seed oil enhanced yield (17.95%), antioxidant activity (IC50: 5.25 μg/mL), and carotenoid content (266.63 mg/100 g). The oil, rich in unsaturated fatty acids (83.15%), exhibited superior quality, thermal stability, and potential applications in food, cosmetics, and pharmaceuticals, making UAE a ...
Mrityunjoy Das   +4 more
wiley   +1 more source

Design of an automated tension infiltrometer for unsaturated hydraulic conductivity measurement [PDF]

open access: yes, 2006
A tension infiltrometer for field use, where both water level changes measurement and tension settings could be automated, was built in-house. Differential pressure transducers were used to automate the water level measurement in the reservoir.
Špongrová, Kamila
core  

Stability of 3D tunnel face under steady unsaturated seepage coupled multi-layer soil suction head distributions

open access: yesAlexandria Engineering Journal
This paper proposes a new discrete approach for analyzing tunnel face stability in stratified soils under unsaturated seepage conditions. Traditional methods have primarily focused on homogeneous soils, neglecting the spatial variability of unsaturated ...
Huanjiang Wu, Hong Liao, Chaoguang Wu
doaj   +1 more source

Thermal Conductivity Model Analysis of Unsaturated Ice-Containing Soil

open access: yesGeofluids, 2022
In cold locales, the thermal conductivity of soil porous media varies according to their composition and the phase state of the substance contained within the pore space.
Qiang Han, Zhiguo Wang, Rui Qin
doaj   +1 more source

Chemistry Underlying the Behavior of Food and Agricultural Components During Industrial Manufacturing Processes and Its Implications in Quality Assurance, Food Quality, and Food Safety Management: A Systematic Review

open access: yesFood Safety and Health, EarlyView.
Industrial manufacturing processes have transformative effects on the components of food matrix. These transformations in food matrix and components have direct implications for quality assurance (QA), food quality (e.g., nutritional profile and texture), and food safety management (e.g., pathogen control and toxin mitigation). ABSTRACT This systematic
Chinaza Godswill Awuchi
wiley   +1 more source

Soil N transformation mechanisms can effectively conserve N in soil under saturated conditions compared to unsaturated conditions in subtropical China [PDF]

open access: yes, 2018
The connection between moisture and nitrogen (N) transformation in soils is key to understanding N losses, particularly nitrate (NO3−) losses, and also provides a theoretical framework for appropriate water management in agricultural systems.
Jinbo Zhang   +15 more
core   +1 more source

Buoyant Advection of Gases in Unsaturated Soil [PDF]

open access: yesJournal of Environmental Engineering, 1994
In unsaturated soil, methane and volatile organic compounds can significantly alter the density of soil gas and induce buoyant gas flow. A series of laboratory experiments was conducted in a two-dimensional, homogeneous sand pack with gas permeabilities ranging from 110 to 3,000 darcy. Pure methane gas was injected horizontally into the sand and steady-
Gregory E, Seely   +2 more
openaire   +2 more sources

Enhanced peripheral blood mononuclear cell lipid metabolism drives poor immunotherapy response via ferroptotic stress‐induced T cell exhaustion in hepatocellular carcinoma

open access: yesInterdisciplinary Medicine, EarlyView.
Integrated multi‐omics reveals that CD36‐mediated lipid overload in PBMCs drives T cell exhaustion via sub‐lethal ferroptotic stress and AKT suppression. This systemic metabolic signature serves as a robust predictor of immunotherapy response in HCC, suggesting that modulating lipid metabolism can rescue immune fitness.
Ying Zhu   +6 more
wiley   +1 more source

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