Production of non-food feedstock based biodiesel using acid-base bifunctional heterogeneous catalysts: a review

FUEL, 122749, 2021

Authors: M Mulyatun, J Prameswari, I Istadi, W Widayat

Fabrication and characterization of nano hybrid cellulose acetate-nanotio2/crosslinked polyvinyl alcohol coated membrane for crude clove oil purification

PERIODICA POLYTECHNICA CHEMICAL ENGINEERING 64 (3), 304-319, 2020

Authors: TD Kusworo, W Widayat, DP Utomo

Performance evaluation of modified nanohybrid membrane polyethersulfone-nano zno (pes-nano zno) using three combination effect of pvp, irradiation of ultraviolet and thermal …

RENEWABLE ENERGY 148, 935-945

Authors: TD Kusworo, W Widayat, DP Utomo, YHS Pratama, RAV Arianti

Bio-oil and fuel gas production from agricultural waste via pyrolysis: a comparative study of oil palm empty fruit bunches (opefb) and rice husk

PERIODICA POLYTECHNICA CHEMICAL ENGINEERING 64 (2), 179-191, 2020

Authors: TD Kusworo, W Widayat, AF Mahadita, D Firizqina, DP Utomo

The effect of impregnated type at kaolin catalyst on biodiesel production from used cooking oil

AIP CONFERENCE PROCEEDINGS 2197 (1), 030009, 2020

Authors: W Widayat, N Okvitarini, J Philia

Biodiesel production from used cooking oil with assisted sun light and fresnel solar concentrator

AIP CONFERENCE PROCEEDINGS 2197 (1), 030001, 2020

Authors: Widayat, Abdullah, SB Sasongko, DH Wardhani, A Hadiyarto, A Nugroho, ...

Production of biodiesel from waste cooking oil using heterogeneous catalysts ki/γ-al2o3

JOURNAL OF ENVIRONMENTAL ENGINEERING AND SCIENCE 15 (3), 107-112, 2020

Authors: W Widayat, H Hadiyanto, E Purbaningdyah, I Suryanto, A Budiman, ...

Multi-feedstocks biodiesel production from esterification of calophyllum inophyllum oil, castor oil, palm oil and waste cooking oil

INTERNATIONAL JOURNAL OF RENEWABLE ENERGY DEVELOPMENT 9 (1), 119, 2020

Authors: H Hadiyanto, PA Apsari, W Widayat, K Kusmiyati, A Budiman, A Roesyadi

Efek aerasi terhadap perubahan residu h2o2 air fermentasi mocaf (modified cassava flour)

JURNAL APLIKASI TEKNOLOGI PANGAN 9 (1), 38-43, 2020

Authors: N Yaqin, AN Al-Baarri, MA Budihardjo, W Widayat

Uv irradiation and ozone treatment of κ-carrageenan: kinetics and products characteristics

BULL. CHEM. REACT. ENG. CATAL 15, 319-330, 2020

Authors: A Prasetyaningrum, W Widayat, B Jos, Y Dharmawan, R Ratnawati