Results 41 to 50 of about 67,012 (290)

Selective Membrane for Non‐Aqueous Electrochemical Flow Cells

open access: yesAdvanced Functional Materials, EarlyView.
Sulfonated fixed charge functionalization is increased to improve the conductivity of a cation exchange membrane in a non‐aqueous electrochemical cell. Based on ex situ analyses, the material achieved the highest selectivity for this type of system to date.
Charles R. Leroux   +2 more
wiley   +1 more source

The Changes in yields and volatile oil composition of fennel (Foeniculum vulgare Mill.) in high plant populations

open access: yesItalian Journal of Agronomy, 2019
This research was managed to identify the effects of the different seed quantity (5, 10, 15 and 20 kg.ha–1) and row interval (15 and 30 cm) on the yields and the volatile oil components of fennel (Foeniculum vulgare Mill.) under the Harran Plain ...
Abdulhabip Özel   +3 more
doaj   +1 more source

Optimization of Steam Distillation Process for Volatile Oils from Forsythia suspensa and Lonicera japonica according to the Concept of Quality by Design

open access: yesSeparations, 2023
In this study, the process of steam distillation to collect volatile oils from Forsythia suspensa (F. suspensa) and Lonicera japonica (L. japonica) was optimized according to the concept of quality by design.
Xinying Chen   +4 more
doaj   +1 more source

Alginate‐Sludge Derived Biochar‐Calcium Hydrogel for Phosphate Removal and Slow‐Release Fertilizer: A Sustainable and Multifunctional Solution

open access: yesAdvanced Functional Materials, EarlyView.
An alginate‐based biochar hydrogel (ABC‐hydrogel), derived from sewage sludge, is developed for simultaneous phosphate removal and agricultural reuse. It captures phosphorus from water and gradually releases it as fertilizer, enhancing lettuce growth.
Yu Zhang   +4 more
wiley   +1 more source

A study on extraction of volatile oil from green orange peel by reduced-pressure steam distillation and in vitro antioxidant activity

open access: yesShipin yu jixie
[Objective] This study aimed to develop a method for extracting volatile oil from green-orange peel by reduced-pressure steam distillation. [Methods] A volatile oil tester was combined with a vacuum device for the extraction of volatile oil from green ...
LI Guijuan   +4 more
doaj   +1 more source

Modeling and forecasting the oil volatility index [PDF]

open access: yesJournal of Forecasting, 2019
AbstractThe increase in oil price volatility in recent years has raised the importance of forecasting it accurately for valuing and hedging investments. The paper models and forecasts the crude oil exchange‐traded funds (ETF) volatility index, which has been used in the last years as an important alternative measure to track and analyze the volatility ...
Mazzeu, J. H. G.   +2 more
openaire   +4 more sources

Self‐Assembled Heterosymmetric Structure with Tunable Polarization Optics for Reversible Matrix Encryption

open access: yesAdvanced Functional Materials, EarlyView.
Sustainable films with heterosymmetric structures, harmoniously integrating symmetry and asymmetry, are fabricated using cellulose nanocrystals and hydrophilic nanolignin via evaporation‐induced self‐assembly, which exhibit excellent multiple polarization optical properties.
Qun Song   +7 more
wiley   +1 more source

Volatile Compounds of Pluchea indica Less and Ocimum basillicum Linn Essential Oiland Potency as Antioxidant

open access: yesHayati Journal of Biosciences, 2013
This research was conducted to identify volatile compounds of pluchea and basil essential oils and their antioxidant capacity to scavenge a DPPH (1,1-diphenyl-2-picrylhidrazyl) free radical and inhibit lipid peroxidation.
PAINI SRI WIDYAWATI   +3 more
doaj   +3 more sources

Forecasting volatility of the U.S. oil market [PDF]

open access: yesJournal of Banking & Finance, 2014
Abstract We examine the information content of the CBOE Crude Oil Volatility Index (OVX) when forecasting realized volatility in the WTI futures market. Additionally, we study whether other market variables, such as volume, open interest, daily returns, bid-ask spread and the slope of the futures curve, contain predictive power beyond what is ...
Erik Haugom   +4 more
openaire   +4 more sources

Advanced Surface Engineering and Passivation Strategies of Quantum Dots for Breaking Efficiency Barrier of Clean Energy Technologies: A Comprehensive Review

open access: yesAdvanced Functional Materials, EarlyView.
This review describes the different surface engineering strategies for quantum dots that addresses the challenges associated with surface defects, highlighting their role in enhancing the performance of solar energy conversion technologies. Abstract Colloidal quantum dots (QDs) have garnered significant attention for their unique potential in clean ...
Kokilavani S., Gurpreet Singh Selopal
wiley   +1 more source

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