Solar RRL最新文献

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Theoretical Efficiency Limits of Large Area Monolithic Solar Cells Composed of Metalized Transparent Electrodes Based on Optimized Laboratory Sized Test Cells 基于优化实验室尺寸测试单元的金属化透明电极组成的大面积单片太阳能电池的理论效率极限
IF 4.8 3区 工程技术
Solar RRL Pub Date : 2026-09-28 DOI: 10.1002/solr.70486
Laurance Papale, Paul L. Burn, Paul E. Shaw, Bronson Philippa
{"title":"Theoretical Efficiency Limits of Large Area Monolithic Solar Cells Composed of Metalized Transparent Electrodes Based on Optimized Laboratory Sized Test Cells","authors":"Laurance Papale,&nbsp;Paul L. Burn,&nbsp;Paul E. Shaw,&nbsp;Bronson Philippa","doi":"10.1002/solr.70486","DOIUrl":"https://doi.org/10.1002/solr.70486","url":null,"abstract":"<p>The deposition of metal lines onto transparent conductive electrodes (TCEs) provides a path to high-efficiency, large-area monolithic submodule solar cells by reducing series resistance and improving charge collection. However, the metal lines introduce optical and geometric losses through shading and inactive regions, creating a trade-off between resistive and optical performance. A device model is developed to quantify this trade-off across multiple photovoltaic architectures, including organic and perovskite single-junction devices and a range of tandem devices, to predict the maximum achievable efficiency of wafer-scale devices using state-of-the-art small-area record performance as a benchmark. The results indicate that, when upscaled to wafer-size submodules, single-junction organic and perovskite solar cells are generally more susceptible to efficiency losses, whereas tandem architectures, including silicon- and III–V-based devices, are more likely to retain high power conversion efficiencies (PCE). In particular, perovskite-silicon tandem submodules can realistically retain PCE above 30% in simple two-terminal configurations. In addition, a generalized method applicable across a range of materials and architectures is presented to determine the optimal metal line spacing using a limited set of device and TCE parameters. This provides a practical tool for translating laboratory-scale results into scalable monolithic submodule designs and offers clear guidelines for minimizing losses during upscaling.</p>","PeriodicalId":230,"journal":{"name":"Solar RRL","volume":"10 18","pages":""},"PeriodicalIF":4.8,"publicationDate":"2026-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/solr.70486","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149146777","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Chemical and Electronic Properties of Low-Temperature ALD-NiOx and Its Application in Perovskite and Tandem Solar Cells 低温ALD-NiOx的化学和电子性质及其在钙钛矿和串联太阳能电池中的应用
IF 4.8 3区 工程技术
Solar RRL Pub Date : 2026-09-28 DOI: 10.1002/solr.70489
Vincent Dufoulon, Aleksandra Bojar, Solene Béchu, Javid Hajhemati, Nitin Mallik, Mathieu Frégnaux, Jose Álvarez, Nathanaelle Schneider, Jean-Paul Kleider, Yinghuan Kuang, Tina Wahl, Stefanie Spiering, Marcel Simor, Veronique S. Gevaerts, Thomas Schnabel, Muriel Bouttemy, Erik Ahlswede, Philip Schulz
{"title":"Chemical and Electronic Properties of Low-Temperature ALD-NiOx and Its Application in Perovskite and Tandem Solar Cells","authors":"Vincent Dufoulon,&nbsp;Aleksandra Bojar,&nbsp;Solene Béchu,&nbsp;Javid Hajhemati,&nbsp;Nitin Mallik,&nbsp;Mathieu Frégnaux,&nbsp;Jose Álvarez,&nbsp;Nathanaelle Schneider,&nbsp;Jean-Paul Kleider,&nbsp;Yinghuan Kuang,&nbsp;Tina Wahl,&nbsp;Stefanie Spiering,&nbsp;Marcel Simor,&nbsp;Veronique S. Gevaerts,&nbsp;Thomas Schnabel,&nbsp;Muriel Bouttemy,&nbsp;Erik Ahlswede,&nbsp;Philip Schulz","doi":"10.1002/solr.70489","DOIUrl":"https://doi.org/10.1002/solr.70489","url":null,"abstract":"<p>Atomic layer deposition (ALD) is a versatile approach for depositing nickel oxide (NiO<i><sub>x</sub></i>) hole-selective layers in perovskite solar cells (PSCs), particularly for integration into multijunction devices where low processing temperatures are required. However, deposition temperature can strongly influence the chemical and electronic properties of NiO<i><sub>x</sub></i> films and their interfaces, affecting device performance. Here, we investigate ALD-NiO<i><sub>x</sub></i> layers deposited at temperatures ranging from 75 to 250 °C and correlate their properties with photovoltaic performance. X-ray photoelectron spectroscopy reveals an increase in stoichiometric NiO content from 76% to 96% with increasing deposition temperature, while only minor variations in work function are observed. PSCs fabricated using these ALD-NiO<i><sub>x</sub></i> layers show only marginal performance improvements above 150 °C, with efficiency gains below 1% absolute, mainly due to changes in fill factor and short-circuit current. As an application-oriented demonstration, ALD-NiO<i><sub>x</sub></i> deposited at 100 °C was implemented in a monolithic CIGS/perovskite tandem device, yielding a power conversion efficiency above 23%, with an open-circuit voltage of 1651 mV and a fill factor of 76%. This result demonstrates the compatibility of the investigated low-temperature ALD process with the fabrication of temperature-sensitive multijunction device architectures.</p>","PeriodicalId":230,"journal":{"name":"Solar RRL","volume":"10 18","pages":""},"PeriodicalIF":4.8,"publicationDate":"2026-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149146776","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Inorganic Fibrous Materials for Solar-Driven Interfacial Evaporation: A Structure-Driven Perspective on Coupled Heat and Mass Transfer 无机纤维材料的太阳驱动界面蒸发:一个结构驱动的角度耦合传热和传质
IF 4.8 3区 工程技术
Solar RRL Pub Date : 2026-09-28 DOI: 10.1002/solr.70490
Zhong-Yi Wang, Guo-Rui Sun, Han-Ping Yu, Ai-Ling Li, Hui-Jie He, Xu Zhang, Zhi-Xiao Ren, Yan-Hui Jia
{"title":"Inorganic Fibrous Materials for Solar-Driven Interfacial Evaporation: A Structure-Driven Perspective on Coupled Heat and Mass Transfer","authors":"Zhong-Yi Wang,&nbsp;Guo-Rui Sun,&nbsp;Han-Ping Yu,&nbsp;Ai-Ling Li,&nbsp;Hui-Jie He,&nbsp;Xu Zhang,&nbsp;Zhi-Xiao Ren,&nbsp;Yan-Hui Jia","doi":"10.1002/solr.70490","DOIUrl":"https://doi.org/10.1002/solr.70490","url":null,"abstract":"<p>Solar-driven interfacial evaporation (SIE) has emerged as a promising technology for efficient solar-to-vapor conversion. Inorganic fibrous materials have attracted increasing attention in SIE systems owing to their excellent thermal stability, chemical robustness, and tunable porous structures. This review summarizes the classifications, fabrication strategies, and structural characteristics of inorganic fibrous materials. The roles of fibrous architectures in solar energy harvesting, thermal management, and water transport are discussed, with particular attention to the relationships among structural design, coupled transport, and evaporation performance. Structural engineering and surface functionalization are regarded as effective strategies for regulating interfacial water–material interactions, enhancing capillary-driven transport, and improving salt resistance. Strategies integrating external energy inputs are highlighted to improve evaporation stability under fluctuating environmental conditions. Representative applications in seawater desalination, wastewater treatment, and evaporation-induced power generation are presented. The development of inorganic fibrous SIE systems remains constrained by challenges in long-term stability, coupled transport optimization, and standardized evaluation. Future efforts should focus on scalable fabrication, mechanistic insights into photothermal conversion and coupled heat and mass transfer, and system-level evaluation to accelerate the development of durable SIE systems. This review establishes a structure–transport–performance framework to guide the rational design of high-performance inorganic fibrous evaporators.</p>","PeriodicalId":230,"journal":{"name":"Solar RRL","volume":"10 18","pages":""},"PeriodicalIF":4.8,"publicationDate":"2026-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149146775","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Simplifying Organic Photovoltaics Fabrication by Vertical Phase Separation of Electron Transport Layer 电子传输层垂直相分离简化有机光伏材料的制备
IF 4.8 3区 工程技术
Solar RRL Pub Date : 2026-09-28 DOI: 10.1002/solr.70497
Chitsanucha Chattakoonpaisarn, Chelia Zalani, Sylvain Chambon, Patipan Sukpoonprom, Jean-Paul Salvetat, Taweesak Sudyoadsuk, Vinich Promarak, Pichaya Pattanasattayavong, Guillaume Wantz
{"title":"Simplifying Organic Photovoltaics Fabrication by Vertical Phase Separation of Electron Transport Layer","authors":"Chitsanucha Chattakoonpaisarn,&nbsp;Chelia Zalani,&nbsp;Sylvain Chambon,&nbsp;Patipan Sukpoonprom,&nbsp;Jean-Paul Salvetat,&nbsp;Taweesak Sudyoadsuk,&nbsp;Vinich Promarak,&nbsp;Pichaya Pattanasattayavong,&nbsp;Guillaume Wantz","doi":"10.1002/solr.70497","DOIUrl":"https://doi.org/10.1002/solr.70497","url":null,"abstract":"<p>Interlayers are a pivotal component in high-performance organic photovoltaics (OPVs), but their incorporation comes with increased fabrication complexity and manufacturing costs. Herein, codeposition of both the active layer and electron transport layer (ETL) is achieved by a single film-casting step of a solution containing the polymer donor, small molecule acceptor, and a perylene diimide-derivative as an additive. By tuning the solubility and surface energy, phase separation of the additive leads to a self-formed organic ETL with favorable charge extraction and collection efficiencies. This additive engineering is utilized to simplify the fabrication of various bulk-heterojunction systems based on Y-series acceptors, realizing metal oxide-free inverted OPVs. Specifically, cells with PM6:BTP-eC9 and our self-formed ETL exhibit power conversion efficiencies of 14%.</p>","PeriodicalId":230,"journal":{"name":"Solar RRL","volume":"10 18","pages":""},"PeriodicalIF":4.8,"publicationDate":"2026-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/solr.70497","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149146778","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Enhanced Photovoltaic Performance of Lead-Free Perovskite Solar Cells With Volatilizable Solvent 挥发性溶剂增强无铅钙钛矿太阳能电池的光电性能
IF 4.8 3区 工程技术
Solar RRL Pub Date : 2026-09-28 DOI: 10.1002/solr.70503
Can Gao, Wenwu Zhao, Shuo Ma, Jian Liu
{"title":"Enhanced Photovoltaic Performance of Lead-Free Perovskite Solar Cells With Volatilizable Solvent","authors":"Can Gao,&nbsp;Wenwu Zhao,&nbsp;Shuo Ma,&nbsp;Jian Liu","doi":"10.1002/solr.70503","DOIUrl":"https://doi.org/10.1002/solr.70503","url":null,"abstract":"<p>Tin-based perovskite solar cells (Sn-PSCs) represent the most efficient lead-free alternative to conventional lead-halide PSCs, but their performance is limited by rapid crystallization and poor film morphology. Here, we introduce ethyl propyl sulfide (EPS) as a multifunctional volatile additive to modulate the formation of tin perovskite (Sn-PVK) films. EPS is designed to evaporate during thermal annealing after having exerted its coordination effects, leaving no residues in the final film. The sulfur atoms in EPS strongly coordinate with Sn<sup>2+</sup>, forming an intermediate complex that retards crystallization and suppresses the oxidation of Sn<sup>2+</sup>. This process yields highly crystalline Sn-PVK films with a trap density reduced by an order of magnitude, indicating slowed transformation kinetics during deposition. As a result, the power conversion efficiency of Sn-PSCs increases from 11.02% to 12.44%, accompanied by enhanced device stability. This study highlights the importance of combining volatility and strong coordination in molecular design for efficient and stable Sn-PSCs.</p>","PeriodicalId":230,"journal":{"name":"Solar RRL","volume":"10 18","pages":""},"PeriodicalIF":4.8,"publicationDate":"2026-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149146812","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Laser-Free Mesh-Structured Semitransparent Cu2ZnSn(S,Se)4 Photovoltaics for Optoelectronic Building-Integrated Applications 用于光电建筑集成应用的无激光网状结构半透明Cu2ZnSn(S,Se)4光伏材料
IF 4.8 3区 工程技术
Solar RRL Pub Date : 2026-09-24 DOI: 10.1002/solr.70493
Jin-Soo Kim, Kyung-Pil Kim, Seung-Hyun Mun, Je-Sung Lee, Jaeyoung Baik, Jeongwoon Kim, Dong-Seon Lee
{"title":"Laser-Free Mesh-Structured Semitransparent Cu2ZnSn(S,Se)4 Photovoltaics for Optoelectronic Building-Integrated Applications","authors":"Jin-Soo Kim,&nbsp;Kyung-Pil Kim,&nbsp;Seung-Hyun Mun,&nbsp;Je-Sung Lee,&nbsp;Jaeyoung Baik,&nbsp;Jeongwoon Kim,&nbsp;Dong-Seon Lee","doi":"10.1002/solr.70493","DOIUrl":"https://doi.org/10.1002/solr.70493","url":null,"abstract":"<p>Transparent photovoltaics (PVs) attract considerable attention for building-integrated photovoltaics (BIPV) and multifunctional building envelopes, including media facades, where both power generation and optical transparency are essential. In this study, a new approach is developed for fabricating mesh-patterned, semitransparent Cu<sub>2</sub>ZnSn(S,Se)<sub>4</sub> (CZTSSe) thin-film solar cells using a photolithography-based bottom-up manufacturing process. By defining transparent openings before the solar cell absorber deposition, this method avoids postdeposition etching, which often causes thermal degradation and detrimental secondary phases. The resulting device exhibits an average visible transmittance (AVT) of 67.45% and a power conversion efficiency (PCE) of 1.59%, demonstrating proof of concept. In addition, an AlGaInP red LED is integrated into the transparent region of a CZTSSe cell to create a dual-function optoelectronic module. The hybrid device maintains open-circuit voltage and fill factor values similar to those of the original transparent PV. Although the short-circuit current density decreases by 5.9%, the PCE declines by only 0.1%. These results indicate that this laser-free, mesh-structured CZTSSe platform is a promising candidate for next-generation BIPV systems requiring both energy generation and visual display functionality.</p>","PeriodicalId":230,"journal":{"name":"Solar RRL","volume":"10 18","pages":""},"PeriodicalIF":4.8,"publicationDate":"2026-09-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149048115","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Direct Sputtering Deposition of a Zn1−xGexOx+1 Buffer Layer With a Controllable Conduction Band for Cd-Free Cu(In,Ga)S2 Solar Cells Cu(In,Ga)S2无镉太阳能电池Zn1−xGexOx+1缓冲层的直接溅射沉积
IF 4.8 3区 工程技术
Solar RRL Pub Date : 2026-09-24 DOI: 10.1002/solr.70495
Yota Suzuki, Hiromu Kobayashi, Yuta Yoshino, Takahito Nishimura
{"title":"Direct Sputtering Deposition of a Zn1−xGexOx+1 Buffer Layer With a Controllable Conduction Band for Cd-Free Cu(In,Ga)S2 Solar Cells","authors":"Yota Suzuki,&nbsp;Hiromu Kobayashi,&nbsp;Yuta Yoshino,&nbsp;Takahito Nishimura","doi":"10.1002/solr.70495","DOIUrl":"https://doi.org/10.1002/solr.70495","url":null,"abstract":"<p>Cu(In,Ga)S<sub>2</sub> (CIGS) is a promising candidate material for the absorber layer in tandem solar cells, but the unfavorable conduction band offset with the conventional CdS buffer layer means that an alternative n-type buffer layer material is required. Here, n-type Zn<sub>1−<i>x</i></sub>Ge<sub><i>x</i></sub>O<sub><i>x</i>+1</sub> with <i>x</i> = 0–1 (ZnGeO) thin films are fabricated to serve as the buffer layer for CIGS solar cells. The [Ge]/([Zn]  +  [Ge]) ratio can be adjusted by a cosputtering deposition technique to control the optical bandgap of the ZnGeO films from 3.3 to 4.7 eV and the electron affinity from 4.1 to 3.2 eV. In experiments, ZnGeO buffer layers with varying [Ge]/([Zn]  +  [Ge]) ratios (0–0.44) are directly deposited by sputtering on CIGS absorber layers. Increasing the [Ge]/([Zn]  +  [Ge]) ratio increases the open-circuit voltage from 0.282 to 0.701 V and enhances the built-in potential from 1.03 to 1.54 eV, which indicates a strengthened electric field at the heterojunction. The device with the ZnGeO buffer layer demonstrates a conversion efficiency comparable to that of a device fabricated with a conventional CdS buffer layer, which highlights the potential of the sputtering deposition of ZnGeO as a promising and eco-friendly alternative n-type buffer layer for CIGS solar cells.</p>","PeriodicalId":230,"journal":{"name":"Solar RRL","volume":"10 18","pages":""},"PeriodicalIF":4.8,"publicationDate":"2026-09-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/solr.70495","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149048321","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Device Physics and Design Principles of 1D/3D Heterojunction Perovskite Solar Cells 一维/三维异质结钙钛矿太阳能电池的器件物理和设计原理
IF 4.8 3区 工程技术
Solar RRL Pub Date : 2026-09-24 DOI: 10.1002/solr.70499
Long Fang, Yangang Zhang, Wang Luo, Chenyi Yang, Yunfei Han
{"title":"Device Physics and Design Principles of 1D/3D Heterojunction Perovskite Solar Cells","authors":"Long Fang,&nbsp;Yangang Zhang,&nbsp;Wang Luo,&nbsp;Chenyi Yang,&nbsp;Yunfei Han","doi":"10.1002/solr.70499","DOIUrl":"https://doi.org/10.1002/solr.70499","url":null,"abstract":"<p>Introducing a one-dimensional (1D) perovskite structure onto the surface of three-dimensional (3D) perovskites can effectively improve device performance; however, experimental studies have long simplified the underlying mechanism to interface passivation and physical blocking of ion migration. In this work, by constructing a coupled multi-physics model for both pure 3D and 1D/3D heterojunctions, we find that the 1D layer functions not merely as a passivation and blocking layer. Instead, through optimized band alignment, it modulates the carrier concentration distribution, inducing a strong built-in electric field that drives carrier separation and transport. This built-in field also regulates ion distribution, effectively suppressing the hysteresis effect. Furthermore, the 1D structure significantly broadens the material selection range for both the hole transport layer and the 3D perovskite. Ultimately, the device achieves a theoretical efficiency of 28.8%, providing theoretical guidance for the design of high-efficiency 1D/3D heterojunction perovskite solar cells.</p>","PeriodicalId":230,"journal":{"name":"Solar RRL","volume":"10 18","pages":""},"PeriodicalIF":4.8,"publicationDate":"2026-09-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149048114","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Interfacial C─S Covalent Bonds Improving the Piezophotocatalytic Performance of 2D/2D g-C3N4/MoS2/PVDF Membrane for Tetracycline Degradation 界面C─S共价键改善2D/2D g-C3N4/MoS2/PVDF膜对四环素降解的压电催化性能
IF 4.8 3区 工程技术
Solar RRL Pub Date : 2026-09-24 DOI: 10.1002/solr.70488
Jinze Li, Jiahao Gan, Ming Sheng, Mengyang Xu, Yining Zhang, Xiang Liu, Pengwei Huo
{"title":"Interfacial C─S Covalent Bonds Improving the Piezophotocatalytic Performance of 2D/2D g-C3N4/MoS2/PVDF Membrane for Tetracycline Degradation","authors":"Jinze Li,&nbsp;Jiahao Gan,&nbsp;Ming Sheng,&nbsp;Mengyang Xu,&nbsp;Yining Zhang,&nbsp;Xiang Liu,&nbsp;Pengwei Huo","doi":"10.1002/solr.70488","DOIUrl":"https://doi.org/10.1002/solr.70488","url":null,"abstract":"<p>The accumulation of antibiotic pollutants in aquatic environments poses threats to ecosystems. Photocatalysis is a promising approach for removing these pollutants, but conventional powder photocatalysts often suffer from difficult recovery and poor stability. Therefore, developing efficient, stable, and easily recoverable catalytic materials is important. In this study, 2D g-C<sub>3</sub>N<sub>4</sub> and MoS<sub>2</sub> were immobilized in a polyvinylidene fluoride (PVDF) membrane to prepare a g-C<sub>3</sub>N<sub>4</sub>/MoS<sub>2</sub>/PVDF piezo-photocatalytic composite membrane. Under the combined action of visible light and mechanical vibration, the membrane achieved a TC degradation efficiency of 76.54%, indicating a synergistic enhancement between piezoelectric polarization and photocatalysis. The formation of C─S bonds at the g-C<sub>3</sub>N<sub>4</sub>/MoS<sub>2</sub> interface enhanced electronic coupling between the two phases, promoting directional migration and spatial separation of photogenerated carriers. Meanwhile, the piezoelectric built-in electric field generated by PVDF under ultrasonic excitation further suppressed carrier recombination and accelerated interfacial charge transfer. Overall, the g-C<sub>3</sub>N<sub>4</sub>/MoS<sub>2</sub>/PVDF membrane shows good visible-light response, piezoelectric-assisted charge separation, mass transfer, recyclability, and stability, offering a new approach for antibiotic wastewater treatment and related membrane material design.</p>","PeriodicalId":230,"journal":{"name":"Solar RRL","volume":"10 18","pages":""},"PeriodicalIF":4.8,"publicationDate":"2026-09-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149048167","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Electrochemical Investigation of Potassium Iodide With Tetrabutylammonium Hexafluorophosphate in Photoelectrochemical Systems 碘化钾与六氟磷酸四丁基铵在光电化学体系中的电化学研究
IF 4.8 3区 工程技术
Solar RRL Pub Date : 2026-09-24 DOI: 10.1002/solr.70494
Daobin Tang, Qunfeng Chen, Qi Zhang, Jianguo Liu, Xinghua Zhang, Longlong Ma
{"title":"Electrochemical Investigation of Potassium Iodide With Tetrabutylammonium Hexafluorophosphate in Photoelectrochemical Systems","authors":"Daobin Tang,&nbsp;Qunfeng Chen,&nbsp;Qi Zhang,&nbsp;Jianguo Liu,&nbsp;Xinghua Zhang,&nbsp;Longlong Ma","doi":"10.1002/solr.70494","DOIUrl":"https://doi.org/10.1002/solr.70494","url":null,"abstract":"<p>A common supporting electrolyte, tetrabutyllhexafluorophosphate ammonium (TBAPF<sub>6</sub>), exhibits unique electrochemical behavior when mixed with hole-sacrificing agent potassium iodide (KI). In this work, a photoelectrochemical system with a sulfur-based semiconductor Se-CdS-MPA photoelectrode is constructed for the mechanistic investigation of iodobutane production via KI and TBAPF<sub>6</sub>. The reaction can be carried out in both half-cells, and factors such as the catalytic medium and external stimuli impact the iodobutane production rate. The overall iodobutane yield was 176.87 mol% after 10 h in both compartments of the system. Varying alkyl iodides are prepared through the reaction of ammonium ions with different alkyl chain lengths and iodide ions. Both the conversion and product yield increase with the elongation of alkyl chain length through an electron-transfer-controlled mechanism. The reaction proceeds spontaneously via S<sub>N</sub>2 nucleophilic substitution, and the alkyl iodides are synthesized in conjunction with radical mechanisms under PEC conditions. The iodide ion also coupled with the cadmium ion from photo-oxidative decomposition of the photoelectrode to constitute a new photocatalyst, CdI<sub>2</sub>, which improves the stability and photocurrent density of the system significantly. This work put forward a clear theoretical reference for the study of PEC and chalcogenide semiconductors.</p>","PeriodicalId":230,"journal":{"name":"Solar RRL","volume":"10 18","pages":""},"PeriodicalIF":4.8,"publicationDate":"2026-09-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149048258","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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