Journal of Energy Chemistry最新文献_第7页

Enhanced hole extraction through in situ mixed self-assembled molecules for efficient inverted perovskite solar cells 高效倒置钙钛矿太阳能电池的原位混合自组装分子增强孔提取

IF 13.1 1区化学

Journal of Energy Chemistry Pub Date : 2025-05-22 DOI: 10.1016/j.jechem.2025.05.025

Xiang He , Qi Wang , Shantao Zhang , Yajuan Li , Xuefei Weng , Irfan Ismail , Chang-Qi Ma , Shangfeng Yang , Yi Cui

{"title":"Enhanced hole extraction through in situ mixed self-assembled molecules for efficient inverted perovskite solar cells","authors":"Xiang He , Qi Wang , Shantao Zhang , Yajuan Li , Xuefei Weng , Irfan Ismail , Chang-Qi Ma , Shangfeng Yang , Yi Cui","doi":"10.1016/j.jechem.2025.05.025","DOIUrl":"10.1016/j.jechem.2025.05.025","url":null,"abstract":"<div><div>Self-assembled monolayers (SAMs), owing to their amphiphilic nature, tend to aggregate, which impedes the formation of a dense and uniform SAM on the substrate. Additionally, the weak adsorption ability of SAMs on the indium tin oxide (ITO) surface and the desorption of hydroxyl (OH) from the ITO surface induced by polar solvents can lead to the formation of vacancies. Herein, a dimethylacridine-based SAM is incorporated into the perovskite precursor solution. This SAM can be extruded from the precursor solution and enriched on the bottom surface of the perovskite, filling the vacancies and in situ forming a mixed SAM with MeO-2PACz as a hole-selective layer (HSL). The in situ formed mixed SAM optimizes the energy level alignment between the HSL and the perovskite, facilitating hole extraction and alleviating the residual strain of the perovskite film. Consequently, the perovskite solar cells (PSCs), based on the mixed SAM, achieve a power conversion efficiency (PCE) of 25.69% and exhibit excellent operational stability. When this approach is applied to 1.78 eV bandgap PSC devices, it yields a PCE of 20.08%. This work presents a unique strategy for fabricating both high-quality perovskite films and superior buried interfaces, which is also applicable to wide-bandgap PSCs.</div></div>","PeriodicalId":15728,"journal":{"name":"Journal of Energy Chemistry","volume":"109 ","pages":"Pages 177-185"},"PeriodicalIF":13.1,"publicationDate":"2025-05-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144241498","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Constructing Ru-P/O-transition metal bridge enabling high-performance oxygen evolution reaction 构建Ru-P/ o过渡金属桥，实现高性能析氧反应

IF 13.1 1区化学

Journal of Energy Chemistry Pub Date : 2025-05-22 DOI: 10.1016/j.jechem.2025.05.021

Fengying Pan , Cheng Gong , Yiwen Sun , Zeliang Wu , Dongfang Li , Jiaxin Wu , Xianjun Cao , Yi Xu , Xiaowei Li , Hong Gao , Jinqiang Zhang , Yufei Zhao , Hao Liu

{"title":"Constructing Ru-P/O-transition metal bridge enabling high-performance oxygen evolution reaction","authors":"Fengying Pan , Cheng Gong , Yiwen Sun , Zeliang Wu , Dongfang Li , Jiaxin Wu , Xianjun Cao , Yi Xu , Xiaowei Li , Hong Gao , Jinqiang Zhang , Yufei Zhao , Hao Liu","doi":"10.1016/j.jechem.2025.05.021","DOIUrl":"10.1016/j.jechem.2025.05.021","url":null,"abstract":"<div><div>Incorporating low-concentration precious metals into transition metal phosphides (TMPs) may represent a promising strategy to achieve improved catalytic performance of oxygen evolution reaction (OER). We design RuP<sub>4</sub> clusters immobilized on porous NiFeP nanosheets with Ru-P/O-TM bridge (RuP-NiFeP) for effective OER. The Ru-P/O-Ni/Fe bridges formed between the RuP<sub>4</sub> clusters and the NiFeP facilitate electron transfer between oxyphilic Ru atoms and Ni/Fe atoms, enabling Ru to achieve optimized reactant/intermediate adsorption. Advanced characterizations and theoretical calculations reveal that the incorporation of Ru species leads to the upshift of <em>d</em> band center and the formation of more disordered γ-NiOOH. The Ru-based clusters and the achieved disordered γ-NiOOH may deliver synergistic effect to further enhance the OER capability of RuP-NiFeP. Moreover, the presence of Ru species shifts the OER mechanism from the absorbate evolution mechanism (AEM) pathway (NiFeP) to the lattice oxygen mechanism (LOM) pathway, with *OH deprotonation (*OH → *O) as the rate-determining step (RDS). The RuP-NiFeP catalyst exhibits remarkable alkaline OER activity, requiring only an overpotential of 225 mV to achieve a current density of 100 mA cm<sup>−2</sup>, and retains its performance with a minimal current density decay of 1.9% after stability test. This work offers valuable insights into the design of cost-effective and highly efficient electrocatalysts for alkaline OER.</div></div>","PeriodicalId":15728,"journal":{"name":"Journal of Energy Chemistry","volume":"107 ","pages":"Pages 872-880"},"PeriodicalIF":13.1,"publicationDate":"2025-05-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144168707","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Mechanistic insights into the enhancement of MgH2 hydrogen storage performance by ultra-stable bimetallic Mo2V2C3 MXene 超稳定双金属Mo2V2C3 MXene增强MgH2储氢性能的机理

IF 13.1 1区化学

Journal of Energy Chemistry Pub Date : 2025-05-22 DOI: 10.1016/j.jechem.2025.05.020

Xingqing Duan, Shuo Liang, Shixuan He, Jinting Chen, Zeyu Zhang, Bogu Liu, Yawei Li, Haixiang Huang, Ying Wu

{"title":"Mechanistic insights into the enhancement of MgH2 hydrogen storage performance by ultra-stable bimetallic Mo2V2C3 MXene","authors":"Xingqing Duan, Shuo Liang, Shixuan He, Jinting Chen, Zeyu Zhang, Bogu Liu, Yawei Li, Haixiang Huang, Ying Wu","doi":"10.1016/j.jechem.2025.05.020","DOIUrl":"10.1016/j.jechem.2025.05.020","url":null,"abstract":"<div><div>Magnesium hydride, as an important light-metal hydrogen storage material for on-board hydrogen storage, aerospace, and energy fields, has long been limited in its large-scale applications by slow hydrogen storage speed and high dehydrogenation temperature. In this work, ultra-stable bimetallic MXene Mo<sub>2</sub>V<sub>2</sub>C<sub>3</sub> was successfully synthesized and used to accelerate the hydrogen storage speed and reduce the dehydrogenation/hydrogenation temperature of MgH<sub>2</sub>. The MgH<sub>2</sub> + 10 wt% Mo<sub>2</sub>V<sub>2</sub>C<sub>3</sub> sample starts dehydrogenation at 180 °C and reaches the maximum dehydrogenation rate at 259 °C. It also exhibits outstanding room-temperature (RT) rapid hydrogenation performance and cycling stability, retaining up to 100% capacity after 50 cycles at 300 °C. Another interesting phenomenon is that the hydrogen storage speed of the sample is even faster without capacity decrease as the dehydrogenation/re-hydrogenation cycle proceeds. First-principles calculations show that the Mg atoms are stabilized at the top sites of Mo atoms, and the Mg–H bonds that are adsorbed on Mo<sub>2</sub>V<sub>2</sub>C<sub>3</sub> are more susceptible to breakage. The key to the accelerated rate of Mg/MgH<sub>2</sub> hydrogenation/dehydrogenation is the enhancement of the interaction between Mg/MgH<sub>2</sub> and Mo<sub>2</sub>V<sub>2</sub>C<sub>3</sub> MXene with the increasing number of cycles, whereas the existence of the V renders the structure of MXene more stable. Our study refines the mechanistic understanding of bimetallic MXene catalyst for MgH<sub>2</sub> hydrogen storage and expands reference on the type and preparation of bimetallic MXene.</div></div>","PeriodicalId":15728,"journal":{"name":"Journal of Energy Chemistry","volume":"108 ","pages":"Pages 724-735"},"PeriodicalIF":13.1,"publicationDate":"2025-05-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144169206","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Oriented molecular modulation of SnO2 nanoparticles enabled bilateral passivation toward efficient and stable perovskite solar cells SnO2纳米颗粒定向分子调制使双向钝化成为高效稳定的钙钛矿太阳能电池

IF 13.1 1区化学

Journal of Energy Chemistry Pub Date : 2025-05-21 DOI: 10.1016/j.jechem.2025.05.019

Menglin Duan , Xin Mi , Jianxing Xia , Yuxuan Yang , Ruiyuan Hu , Xingao Li , Yi Zhang , Fuqiang Huang , Peng Qin

{"title":"Oriented molecular modulation of SnO2 nanoparticles enabled bilateral passivation toward efficient and stable perovskite solar cells","authors":"Menglin Duan , Xin Mi , Jianxing Xia , Yuxuan Yang , Ruiyuan Hu , Xingao Li , Yi Zhang , Fuqiang Huang , Peng Qin","doi":"10.1016/j.jechem.2025.05.019","DOIUrl":"10.1016/j.jechem.2025.05.019","url":null,"abstract":"<div><div>Tin oxide has emerged as a promising electron transport material in perovskite solar cells due to its high conductivity and photostability. However, the inherent defects in SnO<sub>2</sub> nanoparticles and their imperfect bonding with perovskite at the interface lead to additional energy loss. To achieve bifacial passivation on the SnO<sub>2</sub> electron transport layer and the SnO<sub>2</sub>/perovskite interface synchronously, a multifunctional surface modulation strategy has been developed by incorporating O-phospho-L-serine monolithium salt (PS-Li) to regulate the SnO<sub>2</sub> nanoparticles. PS-Li coordinates with SnO<sub>2</sub> through the phosphate/carboxyl groups, with the exposed amino group passivating the uncoordinated lead ions at the interface. The introduction of a lithium ion further regulates the energy band of SnO<sub>2</sub>, accelerating electron extraction and transport. This multifunctional modulation strategy reduces trap states from tin dangling bonds and oxygen vacancies, enhancing film conductivity. It also regulates the growth of the perovskite crystal and reduces nonradiative recombination at the interface. Consequently, the optimized perovskite solar cells achieve power conversion efficiencies (PCEs) of 24.91% for small-area devices and 23.14% for mini-modules (aperture area of 30 cm<sup>2</sup>). The unencapsulated device retains 91% and 89% of its initial PCE after enduring 1000 h under ambient conditions, and 500 h under 1 sun illumination in N<sub>2</sub> atmosphere, respectively.</div></div>","PeriodicalId":15728,"journal":{"name":"Journal of Energy Chemistry","volume":"109 ","pages":"Pages 109-119"},"PeriodicalIF":13.1,"publicationDate":"2025-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144230837","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Interface-driven D-band modulation for dual-function anchoring and catalytic conversion of polysulfides in lithium-sulfur batteries 锂硫电池中多硫化物双功能锚定和催化转化的界面驱动d波段调制

IF 13.1 1区化学

Journal of Energy Chemistry Pub Date : 2025-05-20 DOI: 10.1016/j.jechem.2025.05.018

Wenlong Xia , Hengzhi Liu , Hong Liu , Qianqian Liang , Lanhua Yi , Manfang Chen , Xianyou Wang , Xingqiao Wu , Hongbo Shu

{"title":"Interface-driven D-band modulation for dual-function anchoring and catalytic conversion of polysulfides in lithium-sulfur batteries","authors":"Wenlong Xia , Hengzhi Liu , Hong Liu , Qianqian Liang , Lanhua Yi , Manfang Chen , Xianyou Wang , Xingqiao Wu , Hongbo Shu","doi":"10.1016/j.jechem.2025.05.018","DOIUrl":"10.1016/j.jechem.2025.05.018","url":null,"abstract":"<div><div>The polysulfide shuttle effect critically hinders lithium-sulfur (Li<img>S) battery development, therefore, the design of heterogeneous interface engineering with “adsorption-catalysis” functions for polysulfide conversion has garnered considerable attention. However, the exploration of the intricate relationship between key electronic properties and catalytic activity at such interfaces remains a challenge. Additionally, a comprehensive understanding of the thermodynamic growth mechanisms for heterostructure materials is lacking. Herein, a Ni-based homologous structure was precisely constructed via thermodynamic control, with a specific focus on optimizing the interface design. The theoretical results show that the heterostructures with adjustable composition realize the appropriate upward shift to the D-band, improving the affinity towards polysulfide, and further reducing the reaction energy barrier. On this basis, the relationship between interface design and the D-band center, as well as catalytic performance, was established. Specifically, M-Ni<sub>3</sub>Fe/Ni<sub>3</sub>ZnC<sub>0.7</sub> accomplishes the electron enrichment at the interface, supporting the further diffusion of polysulfides, and lowering the Li<img>S bond energy, performing the bidirectional catalytic transformation of polysulfides. As a result, the Li<img>S batteries with the cathode of M-Ni<sub>3</sub>Fe/Ni<sub>3</sub>ZnC<sub>0.7</sub>/S deliver rate performances of discharge capacity of 514 mA h g<sup>−1</sup> at 5.0 C. This understanding of the D-band and interfacial design provides a framework for Li<img>S catalyst optimization.</div></div>","PeriodicalId":15728,"journal":{"name":"Journal of Energy Chemistry","volume":"107 ","pages":"Pages 919-928"},"PeriodicalIF":13.1,"publicationDate":"2025-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144168536","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Promoting oxygen evolution in proton exchange membrane water electrolysis: controlling the oxidation state of electrochemically fabricated iridium–cobalt oxide catalysts 促进质子交换膜电解析氧：控制电化学制备的铱-钴氧化物催化剂的氧化态

IF 13.1 1区化学

Journal of Energy Chemistry Pub Date : 2025-05-19 DOI: 10.1016/j.jechem.2025.05.012

Kyeong-Rim Yeo , Hoyoung Kim , Liangliang Xu , Seongbeen Kim , Jong Hyun Jang , Jinwoo Lee , Soo-Kil Kim

{"title":"Promoting oxygen evolution in proton exchange membrane water electrolysis: controlling the oxidation state of electrochemically fabricated iridium–cobalt oxide catalysts","authors":"Kyeong-Rim Yeo , Hoyoung Kim , Liangliang Xu , Seongbeen Kim , Jong Hyun Jang , Jinwoo Lee , Soo-Kil Kim","doi":"10.1016/j.jechem.2025.05.012","DOIUrl":"10.1016/j.jechem.2025.05.012","url":null,"abstract":"<div><div>The harsh corrosive environment and sluggish oxygen evolution reaction (OER) kinetics at the anode of proton exchange membrane water electrolysis (PEMWE) cells warrant the use of excess Ir, thereby hindering large-scale industrialization. To mitigate these issues, the present study aimed at fabricating a robust low-Ir-loading electrode via one-pot synthesis for efficient PEMWE. The pre-electrode was first prepared by alloying through the co-electrodeposition of Ir and Co, followed by the fabrication of Ir–Co oxide (Co-incorporated Ir oxide) electrodes via electrochemical dealloying. Two distinct dealloying techniques resulted in a modified valence state of Ir, and the effects of Co incorporation on the activity and stability of the OER catalysts were clarified using density functional theory (DFT) calculations, which offered theoretical insights into the reaction mechanism. While direct experimental validation of the oxygen evolution mechanism remains challenging under the current conditions, DFT-based theoretical modeling provided valuable perspectives on how Co incorporation could influence key steps in oxygen evolution catalysis. The Ir–Co oxide electrode with a selectively modulated valence state showed impressive performance with an overpotential of 258 mV at 10 mA cm<sup>−2</sup>, a low Tafel slope of 29.4 mV dec<sup>−1</sup>, and stability for 100 h at 100 mA cm<sup>−2</sup> in the OER, in addition to a low overpotential of 16 mV at −10 mA cm<sup>−2</sup> and high stability for 24 h in the hydrogen evolution reaction. The PEMWE cell equipped with the bifunctional Ir–Co oxide electrode as the anode and cathode exhibited outstanding performance (11.4 A cm<sup>−2</sup> at 2.3 V<sub>cell</sub>) despite having a low noble-metal content of 0.4 mg<sub>NM</sub> cm<sup>−2</sup>.</div></div>","PeriodicalId":15728,"journal":{"name":"Journal of Energy Chemistry","volume":"107 ","pages":"Pages 881-893"},"PeriodicalIF":13.1,"publicationDate":"2025-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144168708","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Enhanced water management using Nafion matrix mixed membranes to improve PEM fuel cell performance by the incorporation of covalent functionalized electrochemical exfoliated graphene oxide 利用Nafion基质混合膜加强水管理，通过加入共价功能化电化学剥离氧化石墨烯，提高PEM燃料电池性能

IF 13.1 1区化学

Journal of Energy Chemistry Pub Date : 2025-05-19 DOI: 10.1016/j.jechem.2025.05.013

Andres Parra-Puerto , Javier Rubio-Garcia , Jose Luque Alled , Elliot Craddock , Anthony Kucernak , Stuart M. Holmes , Maria Perez-Page

{"title":"Enhanced water management using Nafion matrix mixed membranes to improve PEM fuel cell performance by the incorporation of covalent functionalized electrochemical exfoliated graphene oxide","authors":"Andres Parra-Puerto , Javier Rubio-Garcia , Jose Luque Alled , Elliot Craddock , Anthony Kucernak , Stuart M. Holmes , Maria Perez-Page","doi":"10.1016/j.jechem.2025.05.013","DOIUrl":"10.1016/j.jechem.2025.05.013","url":null,"abstract":"<div><div>Hydrophilicity is critical in Nafion membranes during fuel cell operation as insufficient membrane hydration leads to brittle behavior and a drop in proton conductivity. The incorporation of APTS (3-(aminopropyl)triethoxysilane) into exfoliated graphene oxide (EGO) by covalent functionalization to be used as filler into Nafion membranes allows higher hydrophilicity for these membranes. This is associated with promoting hydroxyl, carbonyl, siloxane, silane, and amine groups within the EGO-APTS matrix. The incorporation of these materials as Fuel Cell MEAs leads to a significant reduction of the ohmic resistance measured at high frequency resistance (HFR) in electrochemical impedance spectroscopy (EIS) experiments and achieves maximum power densities of 1.33 W cm<sup>−2</sup> at 60 °C at 100% RH (APTS-EGO, 0.2 wt%) and 1.33 W cm<sup>−2</sup> at 60 °C at 70% RH (APTS-EGO, 0.3 wt%), which represents an improvement of 190% compared to the commercial Nafion 212 when utilizing low humidification conditions (70%). Moreover, the as-synthesized membrane utilizes lower Nafion ionomer mass, which, in conjunction with the excellent cell performance, has the potential to decrease the cost of the membrane from 87 to 80 £/W as well as a reduction of fluorinated compounds within the membrane.</div></div>","PeriodicalId":15728,"journal":{"name":"Journal of Energy Chemistry","volume":"109 ","pages":"Pages 55-64"},"PeriodicalIF":13.1,"publicationDate":"2025-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144221265","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Cationic synergy and seed-crystal-induced reversible structures unlocking superior lithium storage in high-entropy oxide negative electrode 阳离子协同作用和种子晶体诱导的可逆结构解锁高熵氧化物负极优越的锂存储

IF 13.1 1区化学

Journal of Energy Chemistry Pub Date : 2025-05-19 DOI: 10.1016/j.jechem.2025.05.009

Xikun Zou, Junhao Dai, Ze-Ping Huang, Kan Yue, Zi-Hao Guo

{"title":"Cationic synergy and seed-crystal-induced reversible structures unlocking superior lithium storage in high-entropy oxide negative electrode","authors":"Xikun Zou, Junhao Dai, Ze-Ping Huang, Kan Yue, Zi-Hao Guo","doi":"10.1016/j.jechem.2025.05.009","DOIUrl":"10.1016/j.jechem.2025.05.009","url":null,"abstract":"<div><div>High-entropy oxides (HEOs), offering reversible lithium storage and moderate operating potential, are considered promising negative electrodes. However, the intricate lithium storage mechanism within HE polycationic systems remains challenging. Here, we conduct comprehensive investigations into the electrochemical properties and structural evolution of (CrMnCoNiZn)<sub>3</sub>O<sub>4</sub> (HESO) to clarify lithium storage mechanisms. Density functional theory (DFT) calculations reveal that polycationic synergy modulates the electronic structure and <em>d</em>-band centers of HESO, delivering fast electrode kinetics. Exhaustive in- and ex-situ analyses demonstrate that the residual crystalline phases acting as seed crystals maintain the spinel/rock-salt lattice persistence under the entropy stabilization effect, lattice distortion effect, and cation synergy, which guide cation crystallization upon the electric field to drive reversible lithium storage. Such properties underlie the HESO electrode with an exceptional rate and long-term capability. This work clarifies the roles of cationic synergy and seed-crystal-driven structural reversibility, providing a blueprint for designing high-performance HEO negative electrodes for next-generation lithium-ion batteries (LIBs).</div></div>","PeriodicalId":15728,"journal":{"name":"Journal of Energy Chemistry","volume":"108 ","pages":"Pages 736-742"},"PeriodicalIF":13.1,"publicationDate":"2025-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144169207","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Uncovering diverse roles of zincophilic and hydrophobic interactions at composite interfaces to enhance the longevity of zinc-ion batteries 揭示复合界面亲锌和疏水相互作用在提高锌离子电池寿命中的不同作用

IF 13.1 1区化学

Journal of Energy Chemistry Pub Date : 2025-05-19 DOI: 10.1016/j.jechem.2025.05.017

Botao Zhang , Yongxin Huang , Shengyu Gao , Ning Zhang , Yang Mei , Yanting Huang , Taifeng Ding , Xin Hu , Li Li , Feng Wu , Renjie Chen

{"title":"Uncovering diverse roles of zincophilic and hydrophobic interactions at composite interfaces to enhance the longevity of zinc-ion batteries","authors":"Botao Zhang , Yongxin Huang , Shengyu Gao , Ning Zhang , Yang Mei , Yanting Huang , Taifeng Ding , Xin Hu , Li Li , Feng Wu , Renjie Chen","doi":"10.1016/j.jechem.2025.05.017","DOIUrl":"10.1016/j.jechem.2025.05.017","url":null,"abstract":"<div><div>Aqueous zinc-ion batteries (AZIBs) are pivotal for achieving net-zero goals, yet their commercialization is impeded by zinc dendrites, parasitic reactions, and interfacial instability. Current debates persist on the interplay between zincophilic-hydrophilic and zincophobic-hydrophobic interactions at the anode-electrolyte interface. Herein, a conceptual framework that decouples these competing effects was proposed, enabling the rational design of a dual-layer architecture with an inner zincophilic layer for Zn<sup>2+</sup> flux homogenization and an outer hydrophobic layer for water shielding. Through in situ and ex situ analyses, the synergistic mechanism was elucidated. During the cycling process, the zincophilic interface guides uniform Zn deposition, while the hydrophobic coating suppresses H<sub>2</sub>O-induced side reactions. This dual modification achieves a Zn||Cu cell with an unprecedented 99.89% Coulombic efficiency and 975-cycle stability. This work resolves the long-standing controversy over interfacial affinity design, offering a scalable and industrially viable strategy to enhance AZIBs’ durability without sacrificing energy density.</div></div>","PeriodicalId":15728,"journal":{"name":"Journal of Energy Chemistry","volume":"107 ","pages":"Pages 908-918"},"PeriodicalIF":13.1,"publicationDate":"2025-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144168535","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Bioinspired oxygen-locking property electrocatalysts enable highly efficient electrochemical ozone production for sea sand desalination 生物启发锁氧特性电催化剂实现了海砂淡化的高效电化学臭氧生产

IF 13.1 1区化学

Journal of Energy Chemistry Pub Date : 2025-05-19 DOI: 10.1016/j.jechem.2025.05.016

Zhaoyu Chen , Ben Zhang , Shuyan Lu , Guanfeng Xue , Qianzhi Gou , Jiacheng Wang , Ruduan Yuan , Juanxiu Xiao , Li Li , John Wang , Meng Li

{"title":"Bioinspired oxygen-locking property electrocatalysts enable highly efficient electrochemical ozone production for sea sand desalination","authors":"Zhaoyu Chen , Ben Zhang , Shuyan Lu , Guanfeng Xue , Qianzhi Gou , Jiacheng Wang , Ruduan Yuan , Juanxiu Xiao , Li Li , John Wang , Meng Li","doi":"10.1016/j.jechem.2025.05.016","DOIUrl":"10.1016/j.jechem.2025.05.016","url":null,"abstract":"<div><div>Electrochemical ozone (O<sub>3</sub>) production (EOP) faces a critical challenge due to the competitive oxygen evolution reaction (OER), which severely limits ozone yields. Inspired by the oxygen-binding mechanism of heme, we designed a biomimetic catalyst, FePP@SnO<sub>2</sub>@CA, by electrodepositing iron porphyrin (FePP) onto SnO<sub>2</sub>@CA nanosheets, endowing it with an “oxygen-locking property” to suppress competing OER. This catalyst demonstrates exceptional EOP performance, achieving an ozone production rate of 8.9 mmol cm<sup>−2</sup> h<sup>−1</sup> and a Faraday efficiency (FE) of 20.46% ± 1.6%. DFT calculations confirm that Fe–O<sub>2</sub> interactions stabilize O<sub>2</sub>* intermediates, redirecting the reaction pathway from OER to ozone generation and reducing the O–O coupling energy barrier, thereby enabling thermodynamic selectivity control. In addition, when FePP@SnO<sub>2</sub>@CA is used as a dual-functional material for sea sand desalination, the chlorine removal efficiency can reach 52.7%. This work provides a novel bioinspired strategy for EOP catalyst design and broadens the application potential of FePP@SnO<sub>2</sub>@CA in sustainable technologies.</div></div>","PeriodicalId":15728,"journal":{"name":"Journal of Energy Chemistry","volume":"107 ","pages":"Pages 929-938"},"PeriodicalIF":13.1,"publicationDate":"2025-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144168537","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

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