Results 31 to 40 of about 4,715 (259)

Integrated volarization of spent coffee grounds to biofuels [PDF]

open access: yesBiofuel Research Journal, 2014
Biodiesel is a renewable energy source produced from natural oils and fats, and is being used as a substitute for petroleum diesel. The aim of this study was to investigate the potential of using spent coffee grounds for biodiesel production and its by ...
Mebrahtu Haile
doaj  

On the Spent Coffee Grounds Biogas Production

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2016
Due to the strict legislation currently in use for landfilling, anaerobic digestion has a strong potential as an alternative treatment for biodegradable waste. Coffee is one of the most consumed beverages in the world and spent coffee grounds (SCG) are generated in a considerable amount as a processing waste during making the coffee beverage.
Tomáš Vítěz   +3 more
openaire   +2 more sources

Concomitant Use of Fourier Transform Infrared Attenuated Total Reflectance Spectroscopy and Chemometrics for Quantification of Multiple Adulterants in Roasted and Ground Coffee

open access: yesJournal of Spectroscopy, 2016
This paper proposed the joint use of Fourier Transform Infrared Attenuated Total Reflectance Spectroscopy (FTIR-ATR) and Partial Least Square (PLS) regression for the simultaneous quantification of four adulterants (coffee husks, spent coffee grounds ...
Nádia Reis   +2 more
doaj   +1 more source

The effect of spent coffee grounds from different brewing cycles on the quality and antioxidant properties of butter cookies [PDF]

open access: yesBIO Web of Conferences
One way to use spent coffee grounds in restaurants and cafes is to develop recipes for cookies, muffins, and biscuits that include them. These products have a grainy structure.
Nilova Liudmila   +3 more
doaj   +1 more source

AASLD practice guidance on drug, herbal, and dietary supplement–induced liver injury

open access: yes, 2022
Hepatology, EarlyView.
Robert J. Fontana   +6 more
wiley   +1 more source

Impact of a Pretreatment Step on the Acidogenic Fermentation of Spent Coffee Grounds

open access: yesBioengineering, 2022
Acidogenic fermentation (AF) is often applied to wastes to produce short-chain organic acids (SCOAs)—molecules with applications in many industries. Spent coffee grounds (SCGs) are a residue from the coffee industry that is rich in carbohydrates, having the potential to be valorized by this process. However, given the recalcitrant nature of this waste,
Joana Pereira   +4 more
openaire   +5 more sources

Surface and Interfacial Engineering toward Durable Mechanically Coupled Flexible Electronics

open access: yesAdvanced Science, EarlyView.
This Review highlights how surface and interfacial engineering governs the reliability, durability, and functional stability of mechanically coupled flexible electronics. By integrating fundamental interfacial theory, failure mechanisms, multiscale engineering strategies, and representative applications, it provides a design‐oriented framework for ...
Qian Wang, Fangfang Dai, Wei Wu
wiley   +1 more source

Hydrodistillation of Coffee By-products to Recover of Bioactive Compounds: the Spent Coffee Ground and Coffee Silvers Skin Case-study

open access: yesChemical Engineering Transactions, 2021
Coffee industry produces large amounts of residues, mainly associated with roasting and consumption. Among these residues, coffee silver skin (CSS) and spent coffee grounds (SCG) are the most generated.
Agnese Spadi   +7 more
doaj   +1 more source

Do More Open Economies Export Less Diversely in Brazilian Agribusiness?

open access: yesAgribusiness, EarlyView.
ABSTRACT This paper asks whether municipalities with a larger export‐to‐revenue ratio display a more concentrated bundle of exported goods in Brazilian agribusiness. Recent advances in export imputation for Brazilian municipalities allow for an analysis of the concentration profile of each municipality and its association with export openness.
Alan Leal, Michelle Marcia Viana Martins
wiley   +1 more source

Bioaccesibility, Metabolism, and Excretion of Lipids Composing Spent Coffee Grounds [PDF]

open access: yesNutrients, 2019
The bioaccessibility, metabolism, and excretion of lipids composing spent coffee grounds (SCGs) were investigated. An analysis of mycotoxins and an acute toxicity study in rats were performed for safety evaluation. Total fat, fatty acids, and diterpenes (cafestol and kahweol) were determined in SCGs and their digests obtained in vitro. A pilot repeated
Amaia Iriondo-DeHond   +11 more
openaire   +5 more sources

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