Results 81 to 90 of about 2,712,599 (309)

Transient Horizontal Response of a Pipe Pile in Saturated Soil with a Flexible Support at the Pile Head

open access: yesApplied Sciences
This study examines the horizontal transient response of pipe piles in saturated soil, assuming a two-stage equivalent linear relationship between the bending moment and the rotation at the pile head.
Ao Su, Min Zhang, Wei Shang, Qiqi Wang
doaj   +1 more source

Modification of Green-Ampt model based on the stratification hypothesis

open access: yesShui kexue jinzhan, 2012
A modification of Green-Ampt model is proposed based on the stratification hypothesis,which dynamically divided the soil column is into saturated layer,transient layer and dry layer.The model uses the concept of an equivalent hydraulic conductivity in ...
PENG Zhen-yang   +3 more
doaj   +1 more source

Optimization of Saponification Process for Quantification of Individual and Total Tocopherols and Phytosterols in Canola Oil Refining By‐Products

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
ABSTRACT In this study, saponification variables were optimized using a face‐centred central composite design‐response surface methodology. The variables included reaction temperature (50°C–120°C), reaction time (30–180 min), KOH concentration (0.5–3 M) and pyrogallol concentration (0–1% w/v).
Milad Kazemi   +4 more
wiley   +1 more source

Shaking Table Test and Dynamic Response Analysis of Saturated Soil–Submarine Tunnel

open access: yesBuildings
With the increasing construction of undersea tunnels in seismic-prone areas, accurately assessing their response to seismic conditions is crucial. To grasp the dynamic response of undersea tunnel structures to seismic waves, the shaking table test of ...
Yin Gu   +4 more
doaj   +1 more source

Uncertainty analysis for spatial prediction of soil saturated hydraulic conductivity

open access: yesShui kexue jinzhan, 2012
Pedotransfer functions are commonly used to predict soil hydraulic characteristics.However,the analysis of prediction uncertainty is often ignored by researchers.In an attempt to reduce the prediction uncertainty and to improve the applicability of ...
LIAO Kai-hua   +3 more
doaj   +1 more source

Response of Five Soybean Varieties under Saturated Soil Culture and Temporary Flooding on Tidal Swamp

open access: yes, 2016
Saturated soil culture (SSC) is a cultivation technology that gives continuous irrigation and maintains water depth constantly and makes soil layer in saturated condition.
M. Ghulamahdi   +3 more
semanticscholar   +1 more source

Catalytic Pyrolysis of Waste Polystyrene Over Fe–B Composite Catalyst for Enhanced Liquid Fuel Production

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Healthcare derived polystyrene waste represents a growing and under addressed fraction of plastic waste streams due to contamination risks and limited recyclability. This study aims to investigate the valorization of waste polystyrene foam through catalytic and noncatalytic pyrolysis pathways to evaluate product yield distribution and identify
Salman Khan   +4 more
wiley   +1 more source

Additives Enhancing Biodegradability in Plastics and Potential Implications for Textiles: A Mechanistic Review

open access: yesJournal of Applied Polymer Science, EarlyView.
Mechanistic insights from additive‐assisted plastic degradation guide the design of environmentally adaptive textile fibers. Functional additives enhance oxidative, hydrolytic, enzymatic, and microbial degradation pathways. Translating these strategies requires control of fiber architecture, additive distribution, and environmental interactions ...
Julia Cunniffe   +2 more
wiley   +1 more source

Development and Characterization of Ribes nigrum Extract‐Loaded PLGA/Chitosan Nanoparticles as a Vaginal Drug Delivery System for Vulvovaginal Candidiasis

open access: yesJournal of Applied Polymer Science, EarlyView.
Ribes nigrum extract‐loaded PLGA/chitosan nanoparticles is developed as a vaginal drug delivery system for vulvovaginal candidiasis. The chitosan‐coated nanoparticles exhibit favorable physicochemical properties, strong mucoadhesion, sustained release for up to 2 weeks, excellent biocompatibility, and potent antifungal activity against Candida albicans,
Ayca Aslan Aras   +6 more
wiley   +1 more source

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