Results 131 to 140 of about 577,492 (298)

Herbal beverages formulations and bioactive properties: a comparative study. [PDF]

open access: yes, 2011
Herbal beverages are among the main products which claim medicinal benefits, specially related with antioxidant properties [1,2]. The definition of herbal beverages (“teas”) as functional drinks might be related with the plant species from which is ...
Barreira, João C.M.   +3 more
core  

Sensitivity analysis and stochastic optimization of levelized cost of hydrogen production through methane pyrolysis

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Hydrogen plays a crucial role across multiple industrial sectors and is increasingly recognized as a clean energy carrier with significant potential in decarbonization efforts. Methane pyrolysis (MP), particularly using molten metal catalysts, offers a promising pathway for hydrogen production with low CO2 emissions.
Adrian Paredes Bozzo, Zukui Li
wiley   +1 more source

Effects of urolithin A-producing Streptococcus thermophilus FUA329 fermentation on the composition and antioxidant bioactivities of black tea

open access: yesFood & Medicine Homology
Streptococcus thermophilus (S. thermophilus) FUA329 metabolized ellagic acid (EA) to urolithin (Uro) A with numerous bioactivities. EA is among the chief phenolics in black tea. In the present study, the effect of the S.
Ya-Ling Zhao   +8 more
doaj   +1 more source

Synthesizing polyethersulphone membranes with hybrid iron/nickel nanoparticles for dyes removal: An efficient biogenesis approach

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Industrial wastewater contamination by azo dyes poses a significant environmental challenge. This study reports the green synthesis of bimetallic iron/nickel (Fe/Ni) nanoparticles using moringa leaf extract, which acted as both a reducing and capping agent, and their incorporation into polyethersulphone (PES) membranes to produce eco‐friendly ...
Qusay A. Almajras   +7 more
wiley   +1 more source

Black tea

open access: yesHommes & migrations
Podma Pollov Sarmah   +5 more
openaire   +3 more sources

In Vitro Anti Proliferative Activity, Antioxidant Potential and Total Phenolic Compounds of Black Tea Extract [PDF]

open access: yes, 2017
Natural products, mainly isolated from medicinal plants, have considered as valuable sources for herbal anticancer drugs. The present study aimed to determine total phenolic and flavonoid contents, antioxidant activity, and anti proliferative activity of
Alidadi, Somayeh.   +4 more
core  

Spouted bed drying parameters and adjuvant effects on polyphenol retention and antioxidant activity in mango peel powders

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Spouted bed drying of mango peels with colloidal SiO2 and corn starch produces a free‐flowing powder with reduced agglomeration, increased drying yield, and preserved antioxidant and polyphenol content. Abstract The production of polyphenol‐rich powders is a promising strategy for valorizing agro‐industrial byproducts. This study evaluated drying yield,
Guilherme Henrique Alves Pinto   +3 more
wiley   +1 more source

Effect of Adding Passion Fruit Juice before and after Fermentation on the Quality of Congou Black Tea

open access: yesShipin gongye ke-ji
The incorporation of passion fruit juice into fresh summer-harvested Yunkang No.10 tea leaves, at both pre- and post-fermentation stages, yielded Congou black tea.
Ling REN   +8 more
doaj   +1 more source

Comparative potential of black tea leaves waste to granular activated carbon in adsorption of endocrine disrupting compounds from aqueous solution [PDF]

open access: yes, 2015
The adsorption properties and mechanics of selected endocrine disrupting compounds; 17 β-estradiol, 17 α – ethinylestradiol and bisphenol A on locally available black tea leaves waste and granular activated carbon were investigated.
Ifelebuegu, Augustine   +3 more
core   +1 more source

Butterflies of curriculum realisation: Investigating early implementation of the Curriculum for Wales

open access: yesThe Curriculum Journal, EarlyView.
Abstract Curriculum reform provides a vital opportunity for nations to ensure learners are equipped to fully participate as citizens in the 21st century. This paper presents an understanding of educators’ response to curriculum reform, and some of its enablers and barriers.
Alison Glover   +5 more
wiley   +1 more source

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