RSC - Sustainable Energy Fuels latest articles

Tri(ethylene glycol) divinyl ether-crosslinked gel polymer electrolyte membrane with enhanced alkaline stability and electrolyte retention for flexible zinc–air batteries

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D6SE00051G, Paper

Vandana Kumari, Gaganjot, Monica Katiyar
A chemically robust TEGDE-crosslinked gel polymer electrolyte enables highly stable and flexible zinc–air batteries with excellent ionic conductivity and long-term cycling performance.
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Fabrication and evaluation of phosphorus-doped laser-induced graphene with tunable defects and enriched active sites for high-performance supercapacitors

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01674F, Paper

Shruti Lavania, Adil Alshoaibi, Nagih M. Shaalan, Gargi Dhiman, Manas Nasit, Saurabh Dalela, P. A. Alvi, Aditya Sharma, Ranjeet Kumar Brajpuriya, Shalendra Kumar
Laser-induced graphene (LIG) has garnered substantial consideration in applications based on energy storage owing to its economical nature and exceptional performance as a flexible electrode material.
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High-stability and high-capacity aqueous sodium-ion battery using a high-entropy oxide cathode: intercalation vs. capacitive sodium charge storage

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01701G, Paper

Sivasubramaniam Ragul, Kalidoss Kannadasan, Perumal Elumalai
High-entropy oxide cathode (NaMn_0.2Ni_0.2Co_0.2Fe_0.2Al_0.1Cu_0.1O₂) is explored as cathode for aqueous sodium-ion batteries.
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FROM HYDROGEN STORAGE TO FUEL CELLS: HYDROGEN DISCHARGE AS THE NEXT BOTTLENECK

Sustainable Energy Fuels, 2026, Accepted Manuscript
DOI: 10.1039/D6SE00139D, Perspective

Swee Pin Yeap, Shuen Lam, Fei Wang, chaomeng dai, Kah Hon Leong, Jing Yao Sum, Siti Hamisah Tapsir, Jing Lin Ng, Swee Sen Teo
Engineering advances have enabled a wide range of technologies for hydrogen generation and storage. Although hydrogen storage remains challenging in many cases, the controlled discharge of stored hydrogen to conditions...
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Hybrid sodium-/zinc-ion battery systems: emerging approaches for low-cost and safe energy storage

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D6SE00044D, Review Article

Yedluri Anil Kumar, Vijayalaxmi Mishra, Tholkappiyan Ramachandran, Ahmed M. Fouda, H. H. Hegazy, Ezhakudiyan Ravindran, Arjun Maity, Seong-cheol Kim
Hybrid sodium–zinc batteries use abundant sodium and stable zinc for safe, low-cost storage. Advances in dual-ion transport, Prussian blue cathodes, and optimized electrolytes improve energy density, cycling stability, and dendrite control.
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Light-driven hydrogen evolution reactivity of molecular thiooxomolybdate catalysts

Sustainable Energy Fuels, 2026, Accepted Manuscript
DOI: 10.1039/D6SE00061D, Paper

Open Access

This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.

Luca T Schleicher, S. Henriette Kolbinger, Akuila Edwards, Kristin Sellmann, Luis Senz, Stephan Kupfer, Michael Schmitt, Juergen Popp, Carsten Streb
Molybdenum sulfides are widely used noble metal-free hydrogen evolution reaction (HER) catalysts. Their molecular analogues, so-called thiomolybdates, have been developed as viable minimal models to study reactivity of Mo-S HER...
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Electrochemical conversion of CO2 plasmas

Sustainable Energy Fuels, 2026, Accepted Manuscript
DOI: 10.1039/D5SE01488C, Paper

Open Access

This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.

Haytham E. M. Hussein, Panagiotis Kechagiopoulos, Angel Cuesta
The integration of non-thermal CO₂ plasma (NTP) with a custom-designed electrolyte-gap electrolyser and CuO catalysts represents an innovative strategy to enhance the electrochemical conversion of CO₂ into C1–C3 products. Systematic...
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Genome-resolved insights into Ni/Fe2O3 nanocatalyst-enhanced dark fermentative hydrogen production from food waste

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01709B, Paper

Open Access

This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.

Puranjan Mishra, Ruilong Zhang, Peixin Wang, Yiqi Geng, Dongyi Li, Qiuxiang Xu, Jonathan W. C. Wong, Jun Zhao
A Ni/Fe₂O₃ bimetallic nanocatalyst enhances food waste-based dark fermentative hydrogen production by reshaping the microbial community structure and regulating the genome-resolved metabolic and electron transfer pathways.
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Integrating density functional theory and machine learning for mechanical performance prediction of perovskite oxygen carriers in chemical looping combustion

Sustainable Energy Fuels, 2026, Accepted Manuscript
DOI: 10.1039/D6SE00322B, Paper

Shenglong Teng, Xinyu Li, Yu Qiu, Dewang Zeng
Chemical looping combustion (CLC) is an emerging combustion technology that has attracted increasing attention in the field of energy conversion due to its high efficiency, inherent CO₂ separation capability, and...
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Sustainable Energy & Fuels 2025 Outstanding Papers

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D6SE90017H, Editorial

Recognising our Outstanding Article and Outstanding Review from work published in Sustainable Energy & Fuels in 2025, as well as the authors behind those papers. Discover our winners and their excellent contributions.
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Self-standing porous intermetallic Fe3Mn7 phase as bifunctional electrocatalyst towards efficient overall water splitting

Sustainable Energy Fuels, 2026, Accepted Manuscript
DOI: 10.1039/D6SE00159A, Paper

Yan Wen, Yu Cao, Yufei Ren, Zhen Huo
The urgent need for efficient, stable, and noble-metal-free electrocatalysts for overall water splitting drives the exploration of intermetallic compounds. Herein, a three-dimensional nanoporous electrode D-MnNiFe-30 featuring a bicontinuous poreligament architecture...
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Ionic liquid-engineered core–shell polymer nanospheres for photocatalytic nitrogen reduction

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01680K, Paper

Open Access

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Ning Zhang, Dorian Priano, Catherine Santini, Jinlong Zhang, Stephane Daniele
Metal-free resorcinol–formaldehyde (RF) nanosphere with grafted ionic liquid (IL) layer enable interfacial design, increasing N₂ adsorption and local concentration to boost photocatalytic nitrogen reduction to NH₃.
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Photophysical reappraisal of additives for photovoltaic systems: a case study on three hole transporting materials and two dopants

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D6SE00274A, Paper

Sergio Ramírez-Barroso, Jorge Marco-Guimbao, David García-Fresnadillo, Nazario Martín, Juan Luis Delgado
The photophysical characterisation of various HTMs in the presence of FK209 or LiTFSI + TBP dopants reveals different interactions among the additives and the HTMs. FK209 shows close association with HTMs, while LiTFSI + TBP shows a weaker binding
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Co2NiO4/NF as a bidirectional catalyst for quinoxaline hydrogenation/tetrahydroquinoxaline dehydrogenation in flow batteries

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D6SE00166A, Paper

Fangcheng Qiu, Nan Wang, Bowen Chen, Xin Zheng, Hanyu Li, Xue Han, Shaowen Tan, Siyi Chen, Shengping Wang
The Co₂NiO₄/NF bifunctional catalyst achieves ∼100% reversible hydrogenation/dehydrogenation conversion of quinoxaline/tetrahydroquinoxaline under mild conditions, providing support for the research on practical quinoxaline-based flow batteries.
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Hydrogen gas production and storage cycle with benzyl alcohol/benzaldehyde

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01721A, Paper

Open Access

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Tomoyuki Ito, Takumi Ichimura, Hitoshi Kasai, Kouki Oka
This work conceptually demonstrates a green H₂ production and storage cycle with benzyl alcohol/benzaldehyde by combining alcoholic fermentation as a hydrogen storage method that requires no precious metal catalysts and H₂ with a H₂ release method.
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Accelerating the ionic transport properties in a zwitterionic PAM-based hydrogel for direct liquid fuel cells

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01618E, Paper

Jianmeng Pang, Chenxi Liu, Minyue Yan, Yang Yang, Dingding Ye, Jun Li, Xun Zhu, Qiang Liao
We design a zwitterionic hydrogel where quaternary ammonium groups facilitate anion desolvation/transport, enabling a portable micro fuel cell.
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A corrosion study of lithium-ion batteries during NaCl electrochemical discharge: mechanistic origins and Zn-based mitigation strategies

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D6SE00009F, Paper

Open Access

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Hanna Sahivirta, Annukka Santasalo-Aarnio, Rodrigo Serna-Guerrero
Schematic diagrams representing corrosion damage of lithium-ion battery casings during electrochemical discharge in NaCl solution and corrosion inhibition effect of Zn salt addition.
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Nanocomposite Electrodes with CuFe Layered Double Hydroxides and Hydrochar for Alkaline HER and HOR: A Multifunctional Platform for Hydrogen Electrocatalysis

Sustainable Energy Fuels, 2026, Accepted Manuscript
DOI: 10.1039/D6SE00103C, Paper

Open Access

This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.

Michelle Saliba, Philippe Knauth, Emily Bloch, Luca Pasquini, Emanuela Sgreccia, Riccardo Narducci, Alessandra Varone, Maria Luisa Di Vona
The hydrogen evolution reaction (HER) and hydrogen oxidation reaction (HOR) in alkaline media remain limited by slow kinetics and the reliance on noble metal catalysts. Copper-iron layered double hydroxides (CuFe-LDHs),...
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Production of sustainable aviation fuel intermediates by Pd/C catalysed alkylation of combinations of fermentation-derived oxygenates

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01270H, Paper

Pablo Doménech, Dimitra Iltsiou, Mateusz Zbigniew Zalewski, Betsy Kurisingal Joseph, Alex Toftgaard Nielsen, Søren Kegnæs, Anders Riisager
An optimized catalytic system with Pd/C-K₃PO₄ shows high conversion and selectivity as well as good recyclability for the alkylation of combinations of fermentation-derived oxygenates into blends of sustainable aviation fuel (SAF) intermediates.
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Cobalt Phthalocyanine-Ketjen Black Hybrid Electrocatalyst for Efficient and Stable Alkaline Water Splitting

Sustainable Energy Fuels, 2026, Accepted Manuscript
DOI: 10.1039/D6SE00207B, Paper

Shantharaja ., Hyun Chul Kim
The study aims to develop a sustainable energy framework focused on the evolution of energy conversion and storage applications with excellent performance, using lower-cost materials. Some of the electrochemical methods...
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Tannic acid-derived metal–phenolic networks with dual-atom ORR and single-atom OER sites for bifunctional oxygen electrocatalysts

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D6SE00142D, Paper

Shilong Wen, Zhen Zhang, Xikui Liu
A tannic acid-derived metal–phenolic networks with well-defined dual-atom ORR sites and single-atom OER sites were synthesized, and exhibits outstanding bifunctional electrocatalytic activity for zinc–air batteries applications.
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Mitigating redox mediator-induced surface recombination for efficient photoelectrocatalytic benzyl alcohol oxidation on Mo-doped bismuth vanadate

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D6SE00110F, Paper

Chun-Chung Kuang, Yi-Wen Chen, Guan-Zhu Tu, Hong-Lin Chen, Jun-Lin Fong, Yi-Sheng Wang, Chia-Wei Chang, Jing-Yan Wu, Ting-Ting Chang, Chao-Hsien Chang, Hong-Kang Tian, Chang-Ming Jiang
Suppression of adsorption-induced surface recombination losses via external doping and electrolyte selection accelerates the conversion from benzyl alcohol to benzaldehyde.
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Dual effects of lignin derivatives produced by hydrothermal pretreatment on cellulase hydrolysis

Sustainable Energy Fuels, 2026, 10,1756-1764
DOI: 10.1039/D5SE01608H, Paper

Nianjie Feng, Xin Liu, Qiao Cheng, Xu Yang, Xiaotian Zhu, Yongming Xu, Jinchu Yang, Qian Wu
The pseudo-lignin (PL) from hydrothermal pretreatment enhances cellulase activity and improves the hydrolysis efficiency via hydrophilic interaction, whereas the lignin-like substances (LL) inhibit enzyme activity through hydrophobic interaction.
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Interface-engineered magnetically recoverable CoFe2O4/g-C3N4/TiO2 and CoFe2O4/g-C3N4/ZnO ternary nanocomposites for efficient photocatalytic wastewater treatment

Sustainable Energy Fuels, 2026, 10,1739-1755
DOI: 10.1039/D5SE01552A, Paper

Paras Lad, M. P. Deshpande, Swati Pandya
Schematic representation of photocatalytic process.
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Research progress and application of non-noble transition metal-based electrocatalysts in the hydrogen evolution reaction by water splitting

Sustainable Energy Fuels, 2026, 10,1635-1675
DOI: 10.1039/D6SE00111D, Review Article

Qirong Li, Yifei Chen, Yongchang Zhu, Shidan Yuan, Xiaogang Song, HaiXiang Wang, Tao Tang
This review systematically examines research advances in transition metal compounds (sulphides, phosphides, nitrides, etc.) for water splitting, centring on the core theme of “non-precious metal electrocatalytic HER”.
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Chemically sodiated iron disulfide as a high-capacity charge-storage host with cation- and anion-sited redox

Sustainable Energy Fuels, 2026, 10,1676-1683
DOI: 10.1039/D5SE01337B, Communication

Hunter O. Ford, Jeffrey W. Long, Meghanne E. Tighe, Debra R. Rolison, Ryan H. DeBlock
Straightforward low-temperature chemical synthesis of Na-ion storing compound Na₂FeS₂ (>250 mAh g⁻¹) that exhibits anion- and cation-sited redox.
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Ketal-rich bio-petroleum from lignocellulosic biomass: a tunable feedstock for green hydrocarbon production under refinery conditions

Sustainable Energy Fuels, 2026, 10,1787-1799
DOI: 10.1039/D5SE01403D, Paper

Matheus O. de Souza, Thais C. Batista, Debora N. Santos, Deborah V. A. de Aguiar, Boniek G. Vaz, Maurício A. Kasburg, Carlos A. Correia, Marcelo M. Pereira, Leandro S. M. Miranda
Bridging biomass chemistry and hydrocarbon chemistry through carbohydrate-derived isopropylidene ketals.
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Enhanced photocatalytic H2 evolution and H2O2 generation via ZnIn2S4/g-C3N4 heterojunction

Sustainable Energy Fuels, 2026, 10,1728-1738
DOI: 10.1039/D6SE00150E, Paper

Li Zhou, Yanming Zhou, Yujie Jia, Qiqi Gu, Qiaoyi Xiao, Xiao Wang, Suping Zhang, Hongmei Wang
ZnIn₂S₄/g-C₃N₄ composites were prepared via solvent–evaporation method. The 7% ZnIn₂S₄/g-C₃N₄ showed good photocatalytic performance, with H₂ and H₂O₂ production rates of 1869.1 and 803.8 µmol g⁻¹ h⁻¹, and high stability over multiple cycles.
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Transition metal chalcogenides as emerging triboelectric materials for high-performance energy harvesting devices

Sustainable Energy Fuels, 2026, 10,1776-1786
DOI: 10.1039/D5SE01579K, Paper

Gopinath M., Rajesh Katru, Navaneeth Madathil, Pembarthi Raju, Khanapuram Uday Kumar, Ravinder Reddy Kisannagar, Inhwa Jung, Rakesh Kumar Rajaboina
Vanadium tetrasulfide (VS₄) is explored as a tribopositive material to develop high-performance triboelectric nanogenerators for efficient energy harvesting and self-powered electronic applications.
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Tuning operation temperature of charging-free thermally regenerative electrochemical cycles driven by semiclathrate hydrate formation

Sustainable Energy Fuels, 2026, 10,1719-1727
DOI: 10.1039/D5SE01681A, Paper

Yohei Matsui, Yuki Maeda
Customizing organic salts that form semiclathrate hydrate enables tuning of the operating temperature of thermo-electrochemical devices driven by this phase change, presenting a novel strategy to broaden their applicable thermal environments.
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DFT-D3 and AIMD investigation of hydrogen storage in the Li-decorated carbon-doped BN analogue of 8-16-4 graphyne

Sustainable Energy Fuels, 2026, 10,1765-1775
DOI: 10.1039/D6SE00026F, Paper

Radouane Asri, Malak Bounbaâ, Mohamed Khuili, El Houssine Atmani, Nejma Fazouan
Density functional theory (DFT) and ab initio molecular dynamics (AIMD) simulations were performed to investigate hydrogen storage in a carbon-doped boron nitride (BN) lattice derived from the 8-16-4 graphyne structure, decorated with lithium atoms.
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Carbon-based materials in anaerobic digestion for methane production: unraveling the multi-faceted mechanisms and shaping future perspectives

Sustainable Energy Fuels, 2026, 10,1557-1578
DOI: 10.1039/D5SE01690H, Review Article

Shuai Li, Shilei Wang, Xi Wang, Zhi Wang, Shiru Li, Shaohua Yang, Feng Xue, Yafan Cai, Hanjie Ying
Carbon-based materials enhancing AD technology: a systematic overview from mechanism to application.
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Progress in anode engineering for rechargeable zinc-ion batteries: strategies for dendrite suppression and host architectures

Sustainable Energy Fuels, 2026, 10,1579-1610
DOI: 10.1039/D6SE00099A, Review Article

Kotturu V. V. Chandra Mouli, Nandarapu Purushotham Reddy, Tholkappiyan Ramachandran, Yedluri Anil Kumar, Avijit Ghosh, Kwun Nam Hui, Laxman Singh, Arjun Maity
This review links zinc dendrite thermodynamics and kinetics with electrolyte, interphase, and structural design strategies to realize dendrite-free, highly reversible zinc anodes for durable, high-areal-capacity aqueous batteries.
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Synergistic interface engineering in Bi2O3–In2O3@CuO nanowires for highly selective electrocatalytic CO2 reduction to formate

Sustainable Energy Fuels, 2026, 10,1695-1704
DOI: 10.1039/D5SE01291K, Paper

Rongtao Xiao, Ling Ma, Zhe Piao, Ya Zhang, Honggui Wang
The Bi₂O₃–In₂O₃@CuO core–shell nanowire catalyst demonstrates remarkable activity and stability in the electrocatalytic CO₂ reduction reaction.
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MgO/CuO modified stainless steel mesh cathode for enhanced CO2 reduction to biomethane in a microbial electrosynthesis system

Sustainable Energy Fuels, 2026, 10,1705-1718
DOI: 10.1039/D5SE01460C, Paper

Open Access

This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.

Simran Kaur Dhillon, Tae Hyun Chung, Bipro Ranjan Dhar
The microbial electrosynthesis system (MES) offers an attractive platform for effective cathodic reduction of carbon dioxide (CO₂) to biomethane (CH₄).
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Structurally self-anchoring bipolar membranes with interlocked interfaces for coupled hydrogen production and biomass electrosynthesis

Sustainable Energy Fuels, 2026, 10,1684-1694
DOI: 10.1039/D5SE01360G, Paper

Sihan Li, Jiaojiao Jiang, Miaomiao Wu, Chunxiao Wu, Chao Yang
A self-anchored bipolar membrane enables efficient hydrogen production and biomass valorization via stabilized interfacial water dissociation.
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Synergistic energy conversion: triboelectric hybrid approaches for sustainable self-powered sensors and systems

Sustainable Energy Fuels, 2026, 10,1611-1634
DOI: 10.1039/D5SE00740B, Review Article

Dhara Sateesh, Mukilan Muthuramalingam, Kaliyannan Manojkumar, Moparthi Haritha, Rayavarapu Vamsi, Arunkumar Chandrasekhar, Venkateswaran Vivekananthan
The Table-of-Contents (TOC) figure illustrates the design strategies, working mechanisms, and application prospects of triboelectric nanogenerator (TENG)-based hybrid energy harvesting systems.
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Discussion on the mechanism of the electrocatalytic reduction of furfural using thermodynamic, voltammetry, and simulation methods

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01645B, Paper

Yiming Cui, Ze Wang, Jie Hao, Xiaoxia Li, Songgeng Li
The mechanism of the electrocatalytic reduction of furfural to produce 2-methylfuran is studied using thermodynamic, voltammetry, and simulation methods.
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Methane synthesis from CO2 and H2O with concentrated NaOH–KOH electrolyte at 200–250 °C using electrochemical Pd–Ag membrane reactor

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01657F, Paper

Open Access

This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.

Wakana Seki, Raisei Sagara, Aika Hirata, Jun Kubota
Methane was synthesized from CO₂ and H₂O using a Ru/C catalyst in an electrochemical Pd–Ag membrane reactor with a NaOH–KOH electrolyte at 250 °C and 250 mA cm⁻², achieving a current efficiency of 91%.
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Hybrid iodobismuthates formed by mechanochemical synthesis as pseudocapacitor electrode materials

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01611H, Paper

Open Access

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Yishan Lu, Caroline Kirk, Neil Robertson
Hybrid iodobismuthates for pseudocapacitor electrodes were synthesised by mechanochemistry, a green route with lower energy and resource consumption compared with solution synthesis.
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ZnO-Fe-N/C bimetallic electrocatalysts with antibacterial activity for durable oxygen reduction in microbial fuel cells

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D6SE00047A, Paper

Dong-Ni Ou, Fan-li Xiao, Qi-Wen Zhu, Hao-Peng Ye, Nan Li
A ZnO-Fe-N/C catalyst boosts ORR activity, resists biofouling, and enables MFC power densities surpassing Pt/C.
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Thermophysical characterization of a new potential bio-oxygenate fuel formed by hexane, ethanol and diethyl carbonate

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D6SE00129G, Paper

Open Access

This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.

Ariel. Hernández, Marcela. Cartes, Andrés. Mejía
Selected thermophysical properties (i.e., vapor–liquid equilibria, dynamic viscosity, and surface tension) have been investigated for a new potential bio-oxygenate fuel comprising ethanol, diethyl carbonate, and hexane.
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Robust conductive gel-infused sponge-based triboelectric nanogenerator for reliable self-powered electronics and wireless monitoring

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01677K, Paper

Sakshi Dhiman, Bablesh Gupta, Aayush Dabrey, Ranbir Singh
Design and fabrication of a stable PVA/NaNO₃ gel-soaked sponge for high-performance TENGs, delivering an output voltage of 61 V and a current of 1.6 µA, enabling real-time sensors for wearable electronics.
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Selective oxidation of polyolefins to carbon monoxide by photo-assisted catalysts

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D6SE00038J, Paper

Open Access

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Hiroki Nagai, Hiroaki Kaneko, Yohei Cho, Akira Yamaguchi, Masahiro Miyauchi
Rhodium-loaded silica selectively produces carbon monoxide from polyolefins under light irradiation.
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Chevrel phase Mo6X8 materials for sustainable energy storage and conversion: from multivalent batteries to electrocatalysis

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01700A, Review Article

Tholkappiyan Ramachandran, Ramesh Kumar Raji
Chevrel phase Mo₆X₈ clusters provide structural stability and multivalent-ion transport for batteries and catalysis. This review explores lattice limits, ion transport, and strategies for scalable, sustainable design.
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Polyanion-type cathode material KVPO4F for potassium-ion batteries: a review

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01636C, Review Article

Kai Gao, Chenglong Shi, Yunlong Pei, Fangqing Liu, Jiarui Lin, Qingqing Zhang, Zhipeng Sun
Innovative modification strategies and insights into KVPO₄F polyanion cathodes for potassium-ion batteries.
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Toward sustainable industry: integrating industrial symbiosis, biorefineries, and circular economy for SDG alignment

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D6SE00037A, Review Article

Open Access

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Arun Barathi, Debajyoti Kundu, Kumari Pooja, Madhava Surya, Samuel Jacob, Palas Samanta, Vineet Kumar, Arindam Kuila
The global transition toward sustainability requires connected and system wide approaches that go beyond traditional industry boundaries.
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Thermally controlled dual stabilization mechanisms of modified kenaf-derived lignin-based aqueous binders for silicon electrodes used in lithium-ion batteries

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D6SE00053C, Paper

Open Access

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Tatsuki Hozumi, Reiichi Chiba, Masanori Ikeda, Daisuke Tashima, Yusuke Abe, Seiji Kumagai, Takuya Egcuhi
This study provides design guidelines for developing binders tailored to different stabilization mechanisms under low- and high-temperature heat treatments.
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Engineering Mn–Co–Cu hydroxide/oxyhydroxide electrode materials: rational composition optimization for enhanced supercapacitor performance

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01198A, Paper

Venkatesan Gowsalya, Sankar Sarathkumar, Raji Yuvaraja, Sorna Pandian Anitha Juliet, Selvakumar Veeralakshmi, Selvan Nehru
Rational design of Mn–Co–Cu hydroxide/oxyhydroxide electrodes with optimized composition delivers superior supercapacitor performance, driven by the synergistic enhancement of structural and electrical properties over individual components.
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Temperature controlled reversible hydration/dehydration reactions in MgAl-layered double hydroxides for thermochemical energy storage

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01693B, Paper

Hmida Slimani, Abdechafik El Harrak, Ayoub El Karch, Saad Rmail, Hanane Ait Ousaleh, Abdessamad Faik
Mg–Al layered double hydroxide as a new thermochemical heat storage material demonstrates stable reversible hydration/dehydration at 150–250 °C with competitive volumetric energy density (1.2–1.7 GJ m⁻³).
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Advances in interfacial engineering of MXene-based photocatalysts for solar CO2 conversion

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D6SE00066E, Review Article

Lucky Panwar, Sahil Kohli, Indrani Jha, Garima Rathee
MXene-based photocatalysts have emerged as a versatile platform for solar-driven CO₂ reduction, offering new routes for sustainable fuel and chemical production.
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Stability-oriented design of a MoO3/TAPC hybrid bilayer hole transport layer for scalable organic solar cells

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01315A, Paper

Ji Youn Kim, Ye Chan Kim, Doo Kyung Moon
By implementing the MoO₃/TAPC hybrid bilayer structure in inverted OSCs, the device achieved a PCE of 16.49% for unit cells and 13.95% for mini-modules, demonstrating exceptional long-term operational photostability.
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Co-pyrolysis of rice straw and empty fruit bunch: effects of blending on product yields and bio-oil composition

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01603G, Paper

Open Access

This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.

Mahendra Tiwari, Meheretu Jaleta Dirbeba, Alessandro Ruozzi, Juho Lehmusto, Patrik Yrjas, Ravikrishnan Vinu
Co-processing of agricultural residues is a promising route for producing renewable fuels and chemicals, particularly when feedstock availability is seasonal and material properties vary significantly.
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Optimized voltage and current matching in a mechanically stacked bifacial III–V/Si tandem solar module via spectral albedo illumination and energy yield simulation

Sustainable Energy Fuels, 2026, 10,1523-1534
DOI: 10.1039/D5SE00603A, Paper

Rafi Ur Rahman, Alamgeer, Hasnain Yousuf, Muhammad Quddamah Khokhar, Maha Nur Aida, Shahzada Qamar Hussain, Sangheon Park, Junsin Yi
A mechanically stacked III–V/PERC tandem solar module achieves a record 36.07% efficiency by utilizing a novel series-connection strategy and albedo-assisted current matching to maximize bifacial energy yield.
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Unveiling the recent progress in anion exchange membranes and their composites for fuel cells and water electrolyzer applications

Sustainable Energy Fuels, 2026, Advance Article
DOI: 10.1039/D5SE01486G, Review Article

Valerie Giscard Seyep Nguepgang, Singaram Vengatesan
This review comprehensively analyzes the latest advancements in AEMs and their composites, focusing on membrane modifications, stability improvements, and strategic directions for future studies and technological progress in AEM-based energy systems.
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Humidity-driven energy harvesting systems: mechanisms, materials, challenges, and future directions

Sustainable Energy Fuels, 2026, 10,1382-1407
DOI: 10.1039/D5SE01325A, Review Article

Open Access

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Soheil Malekghasemi, Serdar Abaci
This review summarizes moisture-enabled energy harvesting mechanisms, materials, and hybrid systems, highlighting their advances in ionic transport, hydrovoltaic effects, and integrated energy storage for self-powered applications.
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Synergistic effect of Ce–Mg promoted Ni catalysts on 3D structured open cell foams for CO2 hydrogenation to methane

Sustainable Energy Fuels, 2026, 10,1441-1452
DOI: 10.1039/D5SE01653C, Paper

Neha Choudhary, Patrick Da Costa
Zirconia-based open-cell foams coated with Mg-promoted CeNi catalysts exhibit enhanced CO₂ methanation due to improved surface basicity. An optimal MgO loading of 10 wt% delivers superior CH₄ production compared to unpromoted CeNi foams.
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A porphyrin polyethylenimine polymer as an effective photosensitiser for hydrogen evolution

Sustainable Energy Fuels, 2026, 10,1408-1418
DOI: 10.1039/D5SE01588J, Communication

Open Access

This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.

Patrick Loftus, Leila Tabrizi, Michael P. Brandon, Mary T. Pryce
A novel polyethylenimine-porphyrin polymer (PEI-ZnTPP) is reported as a highly effective photosensitiser for TiO₂-based photocatalytic hydrogen evolution, delivering one of the highest reported rates for polymer-TiO₂ composites (34 675 µmol g⁻¹ h⁻¹).
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Trivalent europium ion doped WO3/WS2 semiconductor heterostructure interface for efficient hydrogen evolution reaction under acidic and alkaline dual conditions

Sustainable Energy Fuels, 2026, 10,1509-1522
DOI: 10.1039/D6SE00112B, Paper

Namrata Pachauri, Viplove Mishra, Avishek Roy, Venkataramanan Mahalingam, Sri Sivakumar
Designing economical and efficient electrocatalysts for the hydrogen evolution reaction (HER) in acidic and alkaline dual environments continues to be a critical challenge for sustainable hydrogen generation.
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Engineering hemp-derived carbon–cobalt chalcogenide hybrids toward durable and high-capacity sodium-ion batteries

Sustainable Energy Fuels, 2026, 10,1495-1508
DOI: 10.1039/D5SE01527H, Paper

Nesrin Bugday, Özgenur Dinçer Şahan, Ozgur Duygulu, Ahmet Karadağ, Sedat Yasar
The Co₉S₈@C-CAN demonstrates a reversible discharge capacity of 608 mAh g⁻¹ after 250 cycles at a current density of 2 A g⁻¹. It exhibits excellent cycling stability and maintains a coulombic efficiency (CE) of 99% after 750 cycles.
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Hydrogen generation from simulated biomass pyrolysis tail gas on Ni–CeO2–Al2O3 catalysts

Sustainable Energy Fuels, 2026, 10,1430-1440
DOI: 10.1039/D5SE01699A, Paper

Haiqing Cai, Xueshuang Wu, Jing Yang, Jiashi Zhu, Guiying Li, Changwei Hu
The pyrolysis of biomass inevitably produces gaseous products, known as tail gases, which should be considered as a renewable resource to increase the value of the pyrolysis process.
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Bimetallic nanoparticles confined in an N-doped graphitic carbon shell: a high-performance trifunctional catalyst for efficient water splitting

Sustainable Energy Fuels, 2026, 10,1480-1494
DOI: 10.1039/D5SE01492A, Paper

Rajeshree J. Bani, Jyotiranjan Mishra, Sanjay Pratihar, Rajesh Patidar, Divesh N. Srivastava, Gopala Ram Bhadu
Ni–TiO₂ nanostructures encapsulated in N,O-doped graphitic carbon shell function as a trifunctional electrocatalyst for OER, HER, and ORR, enabling overall water splitting under alkaline conditions.
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Dual function of phosphate buffer in untreated seawater electrolysis: boosting oxygen evolution reaction efficiency and inhibiting cathode scaling

Sustainable Energy Fuels, 2026, 10,1535-1546
DOI: 10.1039/D5SE01439E, Paper

P. Vignesh Raja, Ijjada Mahesh
The faradaic efficiency of oxygen evolution in reaction untreated seawater oxidation is tuned by the electrolyte engineering by pH buffering action of the dihydrogen phosphate anions.
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Lattice-strained metal–organic frameworks synthesized via microwave assistance promote the oxygen evolution reaction

Sustainable Energy Fuels, 2026, 10,1470-1479
DOI: 10.1039/D5SE01516B, Paper

Caiyao Yan, Hongfeng Wu
Ni-MOF-74 synthesized via a microwave-assisted method exhibits improved OER performance.
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Optimizing pyrolysis of sawdust and spent sulfite liquor: synergy, activation energy reduction and gas selectivity

Sustainable Energy Fuels, 2026, 10,1453-1469
DOI: 10.1039/D5SE01521A, Paper

Open Access

This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.

Nampe Majoe, Bilal Patel, Joshua Gorimbo, Isaac Beas
Pyrolysis performance is enhanced by optimizing spent sulfite liqour–sawdust blends, achieving lower activation energy and selective gas formation.
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Combustion and emissions of substituted dioxolane – hydrotreated vegetable oil renewable fuel blends in a heavy-duty diesel engine

Sustainable Energy Fuels, 2026, 10,1419-1429
DOI: 10.1039/D5SE01530H, Paper

Open Access

This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.

Sunita Sisodiya, Nicos Ladommatos, Amy Kittoe, Cameron Webb, Paul Hellier
Non-linear relationship between blend level and ignition delay of 2-EMD, a novel cyclic ether, with HVO in a heavy-duty diesel engine.
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