General information
Published: 01-09-2026
Total Articles:
(including Editorial)		 19
Total Authors: 69
Total Affiliations: 39
Total Countries: 15
Viet Nam (11)
Indonesia (38)
Japan (3)
Ghana (1)
Italy (1)
Spain (4)
Colombia (1)
Czech Republic (2)
Thailand (8)
Morocco (3)
China (3)
South Korea (2)
Bangladesh (1)
Libya (1)
Australia (1)
Issues list
Accepted Articles Vol 15, No 6 (2026): November 2026 Vol 15, No 5 (2026): September 2026 Vol 15, No 4 (2026): July 2026 Vol 15, No 3 (2026): May 2026 Vol 15, No 2 (2026): March 2026 Vol 15, No 1 (2026): January 2026 Vol 14, No 6 (2025): November 2025 Vol 14, No 5 (2025): September 2025 Complete issues

Vol 15, No 5 (2026): September 2026

Table of Contents

Original Research Article

Mathematical model to evaluate the effect of key operating conditions on proton exchange membrane fuel cell performance

Tan-Thich Do, Trung-Kien Vi, Cong-Son Pham

| Language: EN | DOI: 10.61435/ijred.2026.62184
Received: 30 Dec 2025; Revised: 28 May 2026; Accepted: 28 Jun 2026; Available online: 11 Jul 2026; Published: 1 Sep 2026.
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909-922
Molecular simulation of single N and double N/S doping to carbon networks and the effect of doping dispersant

Arikasuci Fitonna Ridassepri, Fitria Rahmawati, Agung Tri Wijayanta, Dedi Rohendi, Dyah Purwaningsih, Shota Sato, Jun Nakamura

| Language: EN | DOI: 10.61435/ijred.2026.61404
Received: 22 May 2025; Revised: 28 Jan 2026; Accepted: 16 Jun 2026; Available online: 13 Jul 2026; Published: 1 Sep 2026.
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923-932
Multiple pathways to a low-carbon future: Examining evidence from the BRICS+

Stephen Asare Abankwah, Samuel Osei Afriyie

| Language: EN | DOI: 10.61435/ijred.2026.62312
Received: 2 Feb 2026; Revised: 15 May 2026; Accepted: 17 Jun 2026; Available online: 17 Jul 2026; Published: 1 Sep 2026.
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933-951
A multi-objective metaheuristic framework for reactive power market optimization in distributed renewable systems

Luis Miguel Sanz Manzanedo, Joaquín Pacheco, Silvia Casado

| Language: EN | DOI: 10.61435/ijred.2026.62157
Received: 25 Dec 2025; Revised: 18 May 2026; Accepted: 5 Jul 2026; Available online: 17 Jul 2026; Published: 1 Sep 2026.
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952-965
Tea (Camellia sinensis) processing residues: Thermochemical characterization of stalks and off-grade leaves for renewable energy

Sergio Muñoz-Salazar, Valentina Cruz-Ospina, Eduardo Duque-Dussan

| Language: EN | DOI: 10.61435/ijred.2026.62765
Received: 5 May 2026; Revised: 20 Jun 2026; Accepted: 8 Jul 2026; Available online: 18 Jul 2026; Published: 1 Sep 2026.
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966-978
Effect of single-layer graphene incorporation on TiO₂ photoanodes for enhanced photovoltaic performance of chlorophyll-based dye-sensitized solar cells

Uzfi Helmi Zamzami, Prihanto Trihutomo, Aminnudin Aminnudin, Tuan Amran Tuan Abdullah

| Language: EN | DOI: 10.61435/ijred.2026.62328
Received: 4 Feb 2026; Revised: 16 May 2026; Accepted: 29 Jun 2026; Available online: 20 Jul 2026; Published: 1 Sep 2026.
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979-990
Institutional quality role in oil price uncertainty-renewable energy consumption nexus: ASEAN-8 Bayesian evidence

Duy Khanh Le

| Language: EN | DOI: 10.61435/ijred.2026.62361
Received: 10 Feb 2026; Revised: 29 Jun 2026; Accepted: 10 Jul 2026; Available online: 22 Jul 2026; Published: 1 Sep 2026.
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991-1008
Drying turmeric slices using a photovoltaic ventilation direct solar dryer: Drying characteristics and interactions of heat and mass transfer

Bambang Waluyo Hadi Eko Prasetiyono, Suherman Suherman, Bakti Jos, Muhammad Anas Asy-Syaqiq

| Language: EN | DOI: 10.61435/ijred.2026.61059
Received: 20 Jan 2025; Revised: 18 Feb 2026; Accepted: 11 Jul 2026; Available online: 27 Jul 2026; Published: 1 Sep 2026.
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1009-1022
Economic and global warming impact assessment of biomass power generation in Thailand

Piyanon Haputta, Anchalika Pradeejit, Shabbir H. Gheewala

| Language: EN | DOI: 10.61435/ijred.2026.62363
Received: 10 Feb 2026; Revised: 17 Jun 2026; Accepted: 10 Jul 2026; Available online: 29 Jul 2026; Published: 1 Sep 2026.
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1023-1029
Unlocking run-of-river hydropower potential in semi-arid regions through modular turbines

Imane El Kasimi, Moulay Driss Hasnaoui, Driss Khomsi

| Language: EN | DOI: 10.61435/ijred.2026.62467
Received: 7 Mar 2026; Revised: 28 Jun 2026; Accepted: 17 Jul 2026; Available online: 3 Aug 2026; Published: 1 Sep 2026.
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1030-1049
Continuous closed-circuit removal of methylene blue and methyl orange dyes by activated Pomelo peel biochar alginate hydrogel beads

Mai Lien Tran

| Language: EN | DOI: 10.61435/ijred.2026.62466
Received: 5 Mar 2026; Revised: 28 Jun 2026; Accepted: 15 Jul 2026; Available online: 4 Aug 2026; Published: 1 Sep 2026.
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1050-1062
Economic environmental optimization in multiple renewable energy sources with demand response based on multi-objective optimization algorithm

Zhifeng Li, Shuang Zhang

| Language: EN | DOI: 10.61435/ijred.2026.61951
Received: 11 Nov 2025; Revised: 26 Feb 2026; Accepted: 28 May 2026; Available online: 5 Aug 2026; Published: 1 Sep 2026.
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1063-1074
Bi-directional modulation of electron transfer and capacitive behavior in sediment microbial fuel cells by hydrochar and acetate

Marcelinus Christwardana, Yayuk Astuti, H. Hadiyanto, Achmad Yanuar Maulana, K. Khoirunnisa, Dilla Dayanti, Keisya Natania Nur A'intan

| Language: EN | DOI: 10.61435/ijred.2026.62325
Received: 4 Feb 2026; Revised: 16 Jun 2026; Accepted: 27 Jul 2026; Available online: 9 Aug 2026; Published: 1 Sep 2026.
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1075-1088
Low-density floating PGlu–STY/EPS immobilized lipase biocatalyst with particle-size-controlled architecture for fatty acid ethyl ester production

Natta Rattanapanya, Thanaporn Jitrasing, Jittranuch Jirapathomkul, Surachai Pornpakakul

| Language: EN | DOI: 10.61435/ijred.2026.62501
Received: 13 Mar 2026; Revised: 17 Jun 2026; Accepted: 18 Jul 2026; Available online: 9 Aug 2026; Published: 1 Sep 2026.
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1089-1100
Hybrid precursor engineering of g-C₃N₄ toward improved α-Fe₂O₃/g-C₃N₄ photoanodes under HMF hole-scavenging conditions

Muhammad Ibadurrohman, Regina Ulibasa, Nadia Mumtazah, Nurfadlih Syahlani

| Language: EN | DOI: 10.61435/ijred.2026.62699
Received: 5 May 2026; Revised: 18 Jun 2026; Accepted: 27 Jul 2026; Available online: 16 Aug 2026; Published: 1 Sep 2026.
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1101-1109
Integrated rural energy system planning based on POA and stage division under the background of economic development

Xinghua Guo

| Language: EN | DOI: 10.61435/ijred.2026.62631
Received: 16 Apr 2026; Revised: 15 Jul 2026; Accepted: 10 Aug 2026; Published: 1 Sep 2026.
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1110-1125
Effect of solution pH and concentration of Dewandaru fruit extract as a natural dye on optical characteristics and performance of dye-sensitized solar cells

Dadi Rusdiana, Eka Cahya Prima, Muhammad Nurul Ikhsan, Andhy Setiawan, Endi Suhendi, Arip Nurahman, Semuel Unwakoly, Arramel Arramel

| Language: EN | DOI: 10.61435/ijred.2026.61666
Received: 16 Aug 2025; Revised: 6 Jan 2026; Accepted: 17 Jul 2026; Published: 7 Sep 2026.
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1126-1139
E-government, innovation, and renewable energy transition: A triadic model for pollution reduction in developing economies

Md Qamruzzaman, Salah Abosedra, Syed Nazmus Sakib

| Language: EN | DOI: 10.61435/ijred.2026.62490
Received: 15 Mar 2026; Revised: 18 Jul 2026; Accepted: 15 Aug 2026; Published: 7 Sep 2026.
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1140-1163
An integrated interval-valued q-Rung Orthopair fuzzy DEMATEL–Choquet integral framework for prioritizing investment drivers of green energy in marine sector: A case study in Vietnam

Hoang Thai Pham, Chau Thuy Long Dang, Loi Quoc Le, Ngan Phuong Nguyen, Hung Van Bui, Hoang Phuong Nguyen

| Language: EN | DOI: 10.61435/ijred.2026.63055
Received: 6 Jun 2026; Revised: 17 Aug 2026; Accepted: 29 Aug 2026; Published: 8 Sep 2026.
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1164-1177