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6.189  Articles
1 of 620 pages  |  10  records  |  more records»
The object of research is drying of spent coffee grounds. In modern production, the issues of rational use of energy in all processes of food technology, including drying, are urgently raised. In many food technologies, 2–3 times more energy is used than ... see more

The object of research is drying of spent coffee grounds. In modern production, the issues of rational use of energy in all processes of food technology, including drying, are urgently raised. In many food technologies, 2–3 times more energy is used than ... see more

Principally, renewable energy technology produces energy by converting natural resources into useful forms of energy. Bio-battery is an alternative natural energy source that utilizes nanoparticles from plants to generate electricity. In this study, coffe... see more

Research on the use of coffee grounds activated carbon as an adsorbent to reduce the content of Rhodamine B dye has been carried out. The activated carbon used is chemically activated by immersion using 1 M H3PO4 solution for 24 hours then burned at ... see more

Nowadays, coffee is one of needs among metropolitan people. This lifestyle impact to increasing waste along coffee production, one of them is coffee ground. Coffee ground has toxic properties to the environment such as caffeine, tannins, an... see more

Abstract: Nowadays coffee becomes a culture in the community. The growing demand is triggered by the younger generation and newfound locally produced coffee. That can be seen in the rapid growth of modern coffee shop like “kopi Kenangan” that reach 700 ou... see more

ABSTRACT Phenol adsorption using composite adsorbent Fe3O4-activated charcoal coffee grounds has been done. Composite adsorbent Fe3O4 -activated charcoal coffee grounds are synthesized from FeSO4. 7H2O and FeCl3. 6H2O with a ratio of 3: 2 and then co... see more

In this study, flue gas emissions from combustion of eco-fuel briquettes in a ceramic lined stove were investigated. The eco-fuel briquettes were made of biomass such as spent coffee beans, mielie husks, saw dust, paper pulp and coal fines using a hand op... see more

Natural phenol polymers are widely represented in nature and include a variety of classes including tannins and lignins as the most prominent. Largely consumed foods are rich sources of phenol polymers, notably black foods traditionally used in East Asia,... see more

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