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Helda Wika Amini
Helda Wika Amini
Chemical Engineering, University of Jember
Verified email at unej.ac.id
Title
Cited by
Cited by
Year
Skirining Fitokimia Ekstrak Sokhletasi Rimpang Kunyit (Curcuma longa) dengan Pelarut Etanol 96%
LS Cobra, HW Amini
Jurnal Ilmiah Kesehatan Karya Putra Bangsa 1 (1), 12-17, 2019
492019
Spacer effects of donor-π spacer-acceptor sensitizers on photophysical properties in dye-sensitized solar cells
CJ Tan, CS Yang, YC Sheng, HW Amini, HHG Tsai
The Journal of Physical Chemistry C 120 (38), 21272-21284, 2016
452016
Aktivitas antibakteri ekstrak rimpang kunyit (Curcuma domestica Val) terhadap bakteri Staphylococcus aureus
A Muadifah, HW Amini, AE Putri, N Latifah
Jurnal SainHealth 3 (1), 45-54, 2019
302019
Biobutanol production from cocoa pod husk through a sequential green method: Depectination, delignification, enzymatic hydrolysis, and extractive fermentation
M Muharja, RF Darmayanti, BA Fachri, B Palupi, I Rahmawati, ...
Bioresource Technology Reports 21, 101298, 2023
232023
Optimization of microwave-assisted alkali pretreatment for enhancement of delignification process of cocoa pod husk
M Muharja, RF Darmayanti, B Palupi, I Rahmawati, BA Fachri, ...
Bulletin of Chemical Reaction Engineering & Catalysis 16 (1), 31-43, 2021
232021
Studi aktivitas ekstrak etanol dan sediaan gel daun melinjo (Gnetum gnemon L) sebagai antibakteri terhadap Staphylococcus Aureus
IL Tarigan, A Muadifah, HW Amini, TK Astutik
Chempublish Journal 4 (2), 89-100, 2019
202019
LIGNOCELLULOSIC MATERIAL FROM MAIN INDONESIAN PLANTATION COMMODITY AS THE FEEDSTOCK FOR FERMENTABLE SUGAR IN BIOFUEL PRODUCTION
ASBAF Rizki Fitria Darmayanti, Helda Wika Amini, Meta Fitri Rizkiana, Felix ...
ARPN Journal of Engineering and Applied Sciences 14 (20), 3524-3534, 2019
132019
Study on esterification reaction of starch isolated from cassava (Manihot esculeta) with acetic acid and isopropyl myrtistate using ultrasonicator
HW Amini, SM Ulfa
IOP Conference Series: Materials Science and Engineering 299 (1), 012079, 2018
72018
Penyediaan Air Bersih Melalui Pengadaan Alat Filtrasi Di SMAN 2 Bondowoso
H Sudrajat, M Muharja, HW Amini, RF Darmayanti
Jurnal Pengabdian Kepada Masyarakat MEMBANGUN NEGERI 5 (1), 34-42, 2021
62021
Efficient Cu-based catalysts for the selective demethoxylation of guaiacols
H Yang, X Zhu, HW Amini, B Fachri, M Ahmadi, GH ten Brink, PJ Deuss, ...
Applied Catalysis A: General 654, 119062, 2023
32023
Trash Can-Composter: Alat Pencacah Sampah Organik untuk Pencacah Sampah Limbah Pertanian
RD Syarifah, HW Amini, H Nihayah, NU Luthfiyana
JMM (Jurnal Masyarakat Mandiri) 6 (3), 1712-1721, 2022
32022
Peningkatan Nilai Ekonomi Kopi Rempah Melalui Manajemen Kaderisasi Petani Kopi Perempuan Di Desa Tanah Wulan, Kabupaten Bondowoso
RF Darmayanti, HW Amini, DA Savitri, MMM Al Fajri
JMM (Jurnal Masyarakat Mandiri) 5 (4), 2073-2081, 2021
32021
Molecular modelling of antioxidant agent by QSAR study of caffeic acid derivatives
I Rahmawati, HW Amini, RF Darmayanti
IOP Conference Series: Materials Science and Engineering 823 (1), 012001, 2020
32020
Pemberdayaan perempuan petani desa tanah wulan melalui pelatihan peluang ekspor kopi
HW Amini, RF Darmayanti, DA Savitri
JMM (Jurnal Masyarakat Mandiri) 6 (2), 1239-1248, 2022
22022
Peningkatan Nilai Ekonomi Kopi Menjadi Kopi Rempah Instan (KORE) Berbasis Pemberdayaan Perempuan Desa Tanah Wulan
DA Savitri, HW Amini, RF Darmayanti
Warta Pengabdian 14 (4), 210-221, 2020
22020
Pretreatment of tobacco stems as bioethanol raw material: The effect of temperature and time using chemical method
B Palupi, BA Fachri, I Rahmawati, MF Rizkiana, HW Amini
AIP Conference Proceedings 2278 (1), 2020
22020
Modifikasi Pati Umbi Ketela Pohon (Manihot Esculenta) dengan Cara Esterifikasi Menggunakan Asam Asetat dengan Bantuan Ultrasonikasi
HW Amini, M Masruri, SM Ulfa
Jurnal Ilmu Kimia Universitas Brawijaya 1 (1), 247525, 2004
22004
Optimization of Methylene Blue Ultrasound-Assisted Adsorption onto Magnetic Sugarcane Bagasse Activated Carbon Using Response Surface Methodology
MF Rizkiana, BA Fachri, S Gunawan, M Nor, I Iswahyono, B Palupi, ...
Engineering Chemistry 2, 43-51, 2023
12023
A QSAR study on alkyl nitroderivatives of hydroxytyrosol as antioxidant
HW Amini, I Rahmawati, RF Darmayanti, A Susanti
AIP Conference Proceedings 2278 (1), 2020
12020
Pra Perancangan Pabrik Etilen Glikol dari Etilen Oksida dengan Kapasitas 55.000 Ton/Tahun
H Wardati, AA Saputro, DK Putri, HW Amini, MF Rizkiana, RA Anggraini, ...
JURNAL TUGAS AKHIR TEKNIK KIMIA 7 (1), 31-35, 2024
2024
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