Ikuti
Robert Ronal Widjaya
Robert Ronal Widjaya
Research Center for Chemistry - Indonesian Institute of Sciences
Email yang diverifikasi di lipi.go.id
Judul
Dikutip oleh
Dikutip oleh
Tahun
Characterization of Cr/bentonite and HZSM-5 zeolite as catalysts for ethanol conversion to biogasoline
RR Widjaya, B Soegijono, N Rinaldi
Makara Journal of Science 16 (1), 65-70, 2012
152012
Bentonite modification with pillarization method using metal stannum
RR Widjaya, AL Juwono, N Rinaldi
AIP Conference Proceedings 1904 (1), 2017
122017
Studies on Nickel-based bimetallic catalysts for the hydrodeoxygenation of stearic acid
A Rafiani, F Aulia, AA Dwiatmoko, N Rinaldi, RR Widjaya
IOP Conference Series: Materials Science and Engineering 722 (1), 012001, 2020
82020
Effect of grain size on mechanical and creep rupture properties of 253 MA austenitic stainless steel
MS Anwar, RR Widjaya, LBA Prasetya, AA Arfi, E Mabruri, ES Siradj
Metals 12 (5), 820, 2022
72022
Chromium pillared montmorillonite as catalyst for liquid biofuel conversion
RR Widjaya, AL Juwono, N Rinaldi
Asian Journal of Applied Sciences 7 (5), 2019
62019
Understanding the surface characteristics of biochar and its catalytic activity for the hydrodeoxygenation of guaiacol
IB Adilina, RR Widjaya, LN Hidayati, E Supriadi, M Safaat, F Oemry, ...
Catalysts 11 (12), 1434, 2021
52021
Development Tin-Chromium Pillared in Bentonite as Catalyst for Ethanol to Gasoline Conversion
RR Widjaya, AL Juwono, N Rinaldi
Asian Journal of Applied Sciences 7 (4), 2019
52019
Bentonite pillarization using sonication in a solid acid catalyst preparation for the oleic acid esterification reaction
N Rinaldi, NDE Purba, A Kristiani, E Agustian, RR Widjaya, ...
Catalysis Communications 174, 106598, 2023
32023
Fe-Cr pillared clay as catalysts for the ethanol to gasoline conversion
RR Widjaya, N Saridewi, AA Putri, N Rinaldi, AA Dwiatmoko
IOP Conference Series: Materials Science and Engineering 1011 (1), 012008, 2021
32021
Computational and spectroscopic studies of carbon disulfide
IB Adilina, F Aulia, MA Fitriady, F Oemry, RR Widjaya, SF Parker
Molecules 25 (8), 1901, 2020
32020
Parameters controlled on Indonesian Sargassum duplicatum extraction process to obtain a water-soluble alginate
JA Laksmono, RR Widjaya, F Triajie, S Sastrosoeparno
Int J Basic Appl Sci IJBAS-IJENS 13 (05), 17-21, 2013
32013
Catalytic conversion of ethanol to butanol over magnesium oxide catalysts
SA Susanto, RT Yunarti, RR Widjaya, Y Maryati, AA Dwiatmoko, F Aulia, ...
IOP Conference Series: Materials Science and Engineering 1011 (1), 012028, 2021
22021
Conversion of fatty acid into biodiesel using solid catalysts of Ti-Zr and Ti-Cr pillared bentonite
NNL Khairina, A Kristiani, RR Widjaya, E Agustian, AA Dwiatmoko, ...
AIP Conference Proceedings 2493 (1), 2022
12022
Antiseptic study of alcohol based hand sanitizer with nanosilver and isopulegol additive and its inhibition of sars-cov-2 binding to the ace2 receptor
M Septiyanti, E Agustian, RT Dewi, JA Laksmono, M Angelina, ...
International Journal of Pharmaceutical Research, 1211-1221, 2021
12021
Pengembangan Katalis Berbasis Tanah Liat dengan Metode Pilarisasi Timah dan Kromium untuk Proses Konversi Bioethanol menjadi Biogasolin= Development of Clay Based Catalysts by …
RR Widjaya
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2019
12019
Thermodynamic Analysis of Once-through Heat Recovery Steam Generator in a Combined Cycle Power Plants Fueled with Biogas
T Ardiyati, E Supriadi, K Anwar, J Waluyo, RP Dewi, H Hargono, ...
E3S Web of Conferences 503, 04008, 2024
2024
Catalytic Depolymerization of Lignin into Aromatic Monomers over Ru-Ni/TiO2 Catalyst: This title has been presented on Thursday, December 14, 2023 at 14.00-14.10 GMT+ 7.
A Idrus, S Rahmadari, BF Ramadhoni, Y Maryati, AA Dwiatmoko, ...
Frontier in Sustainable Agromaritime and Environmental Development …, 2023
2023
Synthesis and characterization of MOFs/activated carbon composite on carbon-dioxide adsorption
K Aprilio, AP Sari, AMH Putri, J Waluyo, T Ardiyati, RR Widjaya
AIP Conference Proceedings 2902 (1), 2023
2023
Bentonite pillarization using Al-Fe and Al-Cr metals as solid catalysts for the esterification of free fatty acid to biodiesel
KHD Lestari, E Agustian, RR Widjaya, AA Dwiatmoko, I Aziz, N Rinaldi
AIP Conference Proceedings 2902 (1), 2023
2023
Aluminium and zirconium pillared bentonite for ethanol to gasoline conversion process
D Ramadhaniati, N Saridewi, AA Dwiatmoko, N Rinaldi, D Ramdani, ...
AIP Conference Proceedings 2902 (1), 2023
2023
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