Results 11 to 20 of about 4,715 (259)

Valorization of products from grounded-coffee beans

open access: yesScientific Reports, 2021
The valorisation of ground coffee beans is discussed in two parts; the first research question relates to the extraction of cold brew from ground coffee beans to provide a healthy cold beverage.
Shawn Gouws, Michael Muller
doaj   +1 more source

Chemical Compounds of Coffee Ground and Spent Coffee Ground for Pharmaceutical Products

open access: yesPharmaceutical and Biomedical Sciences Journal (PBSJ), 2021
Coffee is one of the most valuable primary products in world trade. Coffee production generates a lot of coffee waste such as spent coffee grounds. The chemical components of the coffee ground and spent coffee ground were caffeine and chlorogenic acid. These components were important to apply in pharmaceuticals.
Anton Restu Prihadi, Askal Maimulyanti
openaire   +2 more sources

Waste-to-hydrogen via CO2/steam-enhanced gasification of spent coffee ground

open access: yesCleaner Chemical Engineering, 2022
This paper evaluated steam and CO2-enhanced gasification of spent coffee ground (SCG) biomass, including energy and exergy aspects focusing on hydrogen production.
Juliana Petrocchi Rodrigues   +5 more
doaj   +1 more source

The “Zero Miles Product” Concept Applied to Biofuel Production: A Case Study

open access: yesEnergies, 2021
To make biofuel production feasible from an economic point of view, several studies have investigated the main associated bottlenecks of the whole production process through approaches such as the “cradle to grave” approach or the Life Cycle Assessment ...
Nikolaj Kaae Kirk   +4 more
doaj   +1 more source

Determination of Caffeic Acid in Ethanolic Extract of Spent Coffee Grounds by High-Performance Liquid Chromatography with UV Detection

open access: yesIndonesian Journal of Chemistry, 2021
We developed a method for determining the caffeic acid in spent coffee grounds. The spent coffee ground solution was prepared by blending 3 g spent coffee grounds with 60 mL ethanol/water (40/60 v/v) for 2 h on a hot plate magnetic stirrer (60 °C, 350 ...
Michael Raharja Gani   +1 more
doaj   +1 more source

PENGARUH APLIKASI KOMPOS AMPAS KOPI TERHADAP PERUBAHAN SIFAT KIMIA ANDISOL NGABAB, KABUPATEN MALANG

open access: yesJTSL (Jurnal Tanah dan Sumberdaya Lahan), 2019
Application of spent coffee ground compost is expected to improve soil chemical properties of Andisol Ngabab which has low C-organic and N contents, very low P content, and moderate content of Na content.
Wenry Siahaan, Retno Suntari
doaj   +1 more source

Valorisation of Agro-Food By-Products for the Extraction of Phenolic Compounds

open access: yesBiology and Life Sciences Forum, 2022
The aim of this work was the extraction of phenolic compounds from several agro-food industry by-products and the determination of their antioxidant activity (AA).
Filipe Fernandes   +3 more
doaj   +1 more source

Utilization of coffee skin fiber as potential source of reducing sugar by means on enzymatic hydrolysis

open access: yesCoffee and Cocoa Research Journal, 2018
Coffee spent ground is a primary by-product obtained during soluble coffee processing and potential to be utilized as a high value product due to its protein content.
Noor Ariefandie Febrianto
doaj   +1 more source

The Potential of Spent Coffee Grounds in Functional Food Development

open access: yesNutrients, 2023
Coffee is a popular and widely consumed beverage worldwide, with epidemiological studies showing reduced risk of cardiovascular disease, cancers and non-alcoholic fatty liver disease. However, few studies have investigated the health effects of the post-brewing coffee product, spent coffee grounds (SCG), from either hot- or cold-brew coffee.
Elza Bevilacqua   +5 more
openaire   +3 more sources

Performance Optimisation of Fuel Pellets Comprising Pepper Stem and Coffee Grounds through Mixing Ratios and Torrefaction

open access: yesEnergies, 2021
Agricultural by-products have several disadvantages as fuel, such as low calorific values and high ash contents. To address these disadvantages, this study examined the mixing of agricultural by-products and spent coffee grounds, for use as a solid fuel,
Sunyong Park   +7 more
doaj   +1 more source

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