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Akademický článek

The effect of organosolv pretreatment on optimization of hydrolysis process to produce the reducing sugar

Autor: Lini Fibrillian Zata, Widjaja Tri, Hendrianie Nuniek, Altway Ali, Nurkhamidah Siti, Tansil Yumarta

Publikováno v: MATEC Web of Conferences, Vol 154, p 01022 (2018)

As the fossil energy decrease such as petroleum and natural gas, that are encourages a lot of research to develop new sources of energy from renewable raw materials. One of the source is through reducing sugar (glucose and xylose) obtained from coffe

Externí odkaz: https://doaj.org/article/0db536cb7443499e8850398e1a7f328f

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Akademický článek

Effect of Promoter Concentration on CO2 Separation Using K2CO3 With Reactive Absorption Method in Reactor Packed Column

Autor: Monde Junety, Widjaja Tri, Altway Ali

Publikováno v: MATEC Web of Conferences, Vol 156, p 02002 (2018)

The presence of carbon dioxide (CO2) in the gas is not expected because CO2 can reduce heating value and CO2 is the major emission contributor into the atmosphere. Various separation technologies can be used to reduce CO2 content and improve quality

Externí odkaz: https://doaj.org/article/1939f74cd0d2417883658be97daa66de

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Akademický článek

The effects of microorganism on coffee pulp pretreatment as a source of biogas production

Autor: Juliastuti Sri Rachmania, Widjaja Tri, Altway Ali, Sari Vivi Alvionita, Arista Dessy, Iswanto Toto

Publikováno v: MATEC Web of Conferences, Vol 156, p 03010 (2018)

Coffee pulp waste composition consist of cellulose, hemicellulose, lignin, pectin and caffeine, tannin, and polyphenol as inhibitor substance. The high cellulose compound in coffee pulp can be used for alternative raw materials in the manufacture of

Externí odkaz: https://doaj.org/article/62b6ca29d4b14f5881a3b9b248173f1a

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