物理化学学报Pub Date : 2025-09-20DOI: 10.1016/j.actphy.2025.100190
Deyun Ma , Fenglan Liang , Qingquan Xue , Yanping Liu , Chunqiang Zhuang , Shijie Li
{"title":"Interfacial engineering of Cd0.5Zn0.5S/BiOBr S-scheme heterojunction with oxygen vacancies for effective photocatalytic antibiotic removal","authors":"Deyun Ma , Fenglan Liang , Qingquan Xue , Yanping Liu , Chunqiang Zhuang , Shijie Li","doi":"10.1016/j.actphy.2025.100190","DOIUrl":"10.1016/j.actphy.2025.100190","url":null,"abstract":"<div><div>The construction of S-scheme heterojunction photocatalysts has emerged as a promising strategy to address the urgent need for efficient antibiotic wastewater remediation. However, persistent challenges in achieving interfacial intimacy and precise charge transfer regulation between semiconductors have hindered their practical implementation. In this work, we engineered a hierarchical Cd<sub>0.5</sub>Zn<sub>0.5</sub>S/BiOBr S-scheme heterojunction via a controlled solvothermal synthesis, where BiOBr microspheres serve as the core, and Cd<sub>0.5</sub>Zn<sub>0.5</sub>S nanoparticles form a conformal shell. This architecture ensures maximal interfacial contact and directional charge dynamics, critical for optimizing photocatalytic efficiency. The optimized heterojunction exhibits superior catalytic performance, achieving tetracycline (TC) degradation rate constants 3.3- and 1.6-fold greater than pristine BiOBr and Cd<sub>0.5</sub>Zn<sub>0.5</sub>S, respectively. This enhancement stems from the synergistic interplay of efficient charge separation and preserved redox capacities inherent to the S-scheme mechanism. Furthermore, the TC degradation process and mechanism were elucidated. This study provides a new perspective on developing defective S-scheme heterojunctions for antibiotic wastewater purification with high performance.</div></div>","PeriodicalId":6964,"journal":{"name":"物理化学学报","volume":"41 12","pages":"Article 100190"},"PeriodicalIF":13.5,"publicationDate":"2025-09-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145118509","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
物理化学学报Pub Date : 2025-09-10DOI: 10.1016/j.actphy.2025.100185
Jingjing Liu, Aoqi Wei, Hao Zhang, Shuwang Duo
{"title":"SnS2-based heterostructures: advances in photocatalytic and gas-sensing applications","authors":"Jingjing Liu, Aoqi Wei, Hao Zhang, Shuwang Duo","doi":"10.1016/j.actphy.2025.100185","DOIUrl":"10.1016/j.actphy.2025.100185","url":null,"abstract":"<div><div>Recent advances in tin disulfide (SnS<sub>2</sub>)-based heterojunctions have demonstrated their great potential for photocatalysis and sensing applications, owing to their optimal bandgap (2.0–2.3 eV), remarkable stability, environmental compatibility, and outstanding surface reactivity. Despite these advantages, a comprehensive review systematically addressing this emerging field remains lacking. This review first outlines the state-of-the-art synthesis strategies for SnS<sub>2</sub> heterostructures. It then critically evaluates their photocatalytic performance in key applications, including hydrogen evolution, environmental remediation, and hydrogen peroxide production. The gas-sensing capabilities are subsequently analyzed, with special emphasis on nitrogen dioxide and ammonia detection. Mechanistic studies reveal that the enhanced performance originates from tailored heterojunction designs: S-scheme configurations significantly boost charge separation in photocatalysis; n-n/p-n junctions optimize active site distribution and gas adsorption in sensing applications. The interfacial synergy between SnS<sub>2</sub> and coupled semiconductors is identified as the key factor governing performance improvements. Finally, some conclusions and perspectives as well as future challenges are presented.</div></div>","PeriodicalId":6964,"journal":{"name":"物理化学学报","volume":"41 12","pages":"Article 100185"},"PeriodicalIF":13.5,"publicationDate":"2025-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145060381","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
物理化学学报Pub Date : 2025-08-29DOI: 10.1016/j.actphy.2025.100176
Yihong Shao , Rongchen Shen , Song Wang , Shijie Li , Peng Zhang , Xin Li
{"title":"Composition engineering in covalent organic frameworks for tailored photocatalysis","authors":"Yihong Shao , Rongchen Shen , Song Wang , Shijie Li , Peng Zhang , Xin Li","doi":"10.1016/j.actphy.2025.100176","DOIUrl":"10.1016/j.actphy.2025.100176","url":null,"abstract":"<div><div>The harmful effects of the energy crisis and environmental degradation are becoming increasingly severe, which urgently demands the advancement of eco-friendly and sustainable production techniques. Direct conversion of abundant solar energy into chemical energy represents a promising green and efficient technological solution. In this process, photocatalysts play a pivotal role. Covalent organic frameworks (COFs), a class of porous materials interconnected by covalent bonds, exhibit exceptional potential for photocatalysis due to their high surface area, excellent crystallinity, and tunable structures. This review discusses the roles of compositional regulation in enhancing the photocatalytic performance of COFs, including modulating light absorption, increasing active sites, promoting exciton dissociation, and improving carrier separation. Furthermore, computational and mechanistic characterization methods are also discussed. More importantly, the key strategies in compositional regulation, such as heteroatom engineering, metal single-atom engineering, ion engineering, functional group engineering, Donor-Acceptor (D-A) molecular engineering, side chain engineering, multi-component engineering, isomerism engineering, conjugate bridge engineering, single-molecule junction engineering, and interlayer engineering, are carefully summarized. Moreover, their diversified modification strategies and applications in photocatalytic hydrogen (H<sub>2</sub>) evolution, hydrogen peroxide (H<sub>2</sub>O<sub>2</sub>) production, and carbon dioxide (CO<sub>2</sub>) reduction are also addressed. Finally, the current challenges and future opportunities for COF-based photocatalysis are outlined.</div></div>","PeriodicalId":6964,"journal":{"name":"物理化学学报","volume":"41 12","pages":"Article 100176"},"PeriodicalIF":13.5,"publicationDate":"2025-08-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145118508","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
物理化学学报Pub Date : 2025-08-26DOI: 10.1016/j.actphy.2025.100174
Jiali Lei , Juan Wang , Wenhui Zhang , Guohong Wang , Zihui Liang , Jinmao Li
{"title":"TiO2/CdIn2S4 S-scheme heterojunction photocatalyst promotes photocatalytic hydrogen evolution coupled vanillyl alcohol oxidation","authors":"Jiali Lei , Juan Wang , Wenhui Zhang , Guohong Wang , Zihui Liang , Jinmao Li","doi":"10.1016/j.actphy.2025.100174","DOIUrl":"10.1016/j.actphy.2025.100174","url":null,"abstract":"<div><div>In this paper, a dual-function TiO<sub>2</sub>/CdIn<sub>2</sub>S<sub>4</sub> S-scheme heterojunction photocatalyst was fabricated through electrospinning and hydrothermal methods for hydrogen generation coupled with the selective oxidation of vanillyl alcohol (VAL) to vanillin (VN). The results indicate that the hybrid material containing 0.5 wt% CdIn<sub>2</sub>S<sub>4</sub> possesses the best photocatalytic performance. The hydrogen generation rate reaches 403.36 μmol g<sup>−1</sup> h<sup>−1</sup>. Meanwhile, the conversion of VAL is measured to be 90.99 %. The results of experiments and density functional theory (DFT) calculations elucidate that the S-scheme heterojunction enhances the rate of charge migration and improves the efficiency of charge separation. In this system, the photoexcited holes with stronger oxidation capacity are reserved to catalyze the conversion of VAL into VN, while the photoexcited electrons with stronger reduction capacity are utilized to generate hydrogen. This study introduces a promising strategy that combines photocatalytic hydrogen generation with the selective conversion of organic compounds, offering novel insights into the development of innovative photocatalysts for effective solar energy utilization.</div></div>","PeriodicalId":6964,"journal":{"name":"物理化学学报","volume":"41 12","pages":"Article 100174"},"PeriodicalIF":13.5,"publicationDate":"2025-08-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144917965","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
物理化学学报Pub Date : 2025-08-21DOI: 10.1016/j.actphy.2025.100158
Mian Wei , Chang Cheng , Bowen He , Bei Cheng , Kezhen Qi , Chuanbiao Bie
{"title":"Inorganic-organic CdS/YBTPy S-scheme photocatalyst for efficient hydrogen production and its mechanism","authors":"Mian Wei , Chang Cheng , Bowen He , Bei Cheng , Kezhen Qi , Chuanbiao Bie","doi":"10.1016/j.actphy.2025.100158","DOIUrl":"10.1016/j.actphy.2025.100158","url":null,"abstract":"<div><div>S-scheme heterojunctions have garnered significant attention for efficient photocatalytic H<sub>2</sub> evolution due to their superior charge separation and maximized redox potential. In this study, we developed a novel pyrene-benzothiadiazole conjugated polymer (YBTPy) through Yamamoto coupling, followed by the <em>in situ</em> deposition of CdS nanoparticles <em>via</em> a solvothermal method to construct a CdS/YBTPy S-scheme heterojunction photocatalyst. The optimized composite, designated as CP5, demonstrated a hydrogen production rate of 5.01 mmol h<sup>−1</sup> g<sup>−1</sup>, representing a 4.2-fold enhancement compared to pristine CdS (1.20 mmol h<sup>−1</sup> g<sup>−1</sup>). The characteristic S-scheme charge transfer pathway at the heterojunction interface was elucidated using <em>in situ</em> irradiated X-ray photoelectron spectroscopy in conjunction with Kelvin probe force microscopy. Additionally, femtosecond transient absorption spectroscopy was employed to investigate the dynamics of photogenerated charge carriers. This work provides a new theoretical foundation for the design of organic–inorganic hybrid S-scheme photocatalytic systems.</div></div>","PeriodicalId":6964,"journal":{"name":"物理化学学报","volume":"41 12","pages":"Article 100158"},"PeriodicalIF":13.5,"publicationDate":"2025-08-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144917953","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
物理化学学报Pub Date : 2025-08-19DOI: 10.1016/j.actphy.2025.100168
Jiayao Wang , Guixu Pan , Ning Wang , Shihan Wang , Yaolin Zhu , Yunfeng Li
{"title":"Preparation of donor-π-acceptor type graphitic carbon nitride photocatalytic systems via molecular level regulation for high-efficient H2O2 production","authors":"Jiayao Wang , Guixu Pan , Ning Wang , Shihan Wang , Yaolin Zhu , Yunfeng Li","doi":"10.1016/j.actphy.2025.100168","DOIUrl":"10.1016/j.actphy.2025.100168","url":null,"abstract":"<div><div>Donor-<em>π</em>-Acceptor (D-<em>π</em>-A) conjugated polymers represent an emerging class of materials featuring alternating electron donor (D), <em>π</em>-bridge (<em>π</em>), and electron acceptor (A) units, which exhibit significant potential in enhancing visible-light absorption and optimizing charge separation and redistribution. To overcome the limitations of graphitic carbon nitride (g-C<sub>3</sub>N<sub>4</sub>) while capitalizing on the structural merits of D-<em>π</em>-A systems, a series of 4-aromatic amine derivatives modified g-C<sub>3</sub>N<sub>4</sub> photocatalysts was designed and synthesized through precise molecular level regulation with tailored local electron delocalization. This strategy allows for a systematic investigation of the relationship between electron delocalization extent and photocatalytic H<sub>2</sub>O<sub>2</sub> production. Furthermore, the electron-withdrawing induction effect for regulating electron delocalization results in a substantial enhancement of photoinduced electron transfer to surface reactive sites. The as-synthesized optimum photocatalyst exhibits a remarkable H<sub>2</sub>O<sub>2</sub> production performance, which is 30.44 times higher than that of the pristine g-C<sub>3</sub>N<sub>4</sub>. The mechanism study reveals that the photocatalytic H<sub>2</sub>O<sub>2</sub> production in D-<em>π</em>-A-type g-C<sub>3</sub>N<sub>4</sub> proceeds primarily via a two-electron oxygen reduction reaction (ORR).</div></div>","PeriodicalId":6964,"journal":{"name":"物理化学学报","volume":"41 12","pages":"Article 100168"},"PeriodicalIF":13.5,"publicationDate":"2025-08-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144913613","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
物理化学学报Pub Date : 2025-08-15DOI: 10.1016/j.actphy.2025.100160
Xin Zhou , Yiting Huo , Songyu Yang , Bowen He , Xiaojing Wang , Zhen Wu , Jianjun Zhang
{"title":"Understanding the effect of pH on protonated COF during photocatalytic H2O2 production by femtosecond transient absorption spectroscopy","authors":"Xin Zhou , Yiting Huo , Songyu Yang , Bowen He , Xiaojing Wang , Zhen Wu , Jianjun Zhang","doi":"10.1016/j.actphy.2025.100160","DOIUrl":"10.1016/j.actphy.2025.100160","url":null,"abstract":"<div><div>Covalent organic frameworks (COFs), recognized for their precisely tunable microstructures and high surface area, are promising photocatalysts for hydrogen peroxide (H<sub>2</sub>O<sub>2</sub>) production. However, the critical influence of pH on the stability of COF during the photocatalytic H<sub>2</sub>O<sub>2</sub> production remains poorly understood. In this work, the photocatalytic H<sub>2</sub>O<sub>2</sub> production performance of an imine-linked COF is significantly enhanced through a simple protonation strategy. Crucially, the protonated COF exhibits excellent stability under weakly acidic conditions (pH ≥ 3), but undergoes irreversible hydrolyzed under strongly acidic conditions (pH < 3). The protonation occurs specifically at the nitrogen atoms of imine units and serves a dual function: it suppresses ultrafast charge recombination (as revealed by femtosecond transient absorption spectroscopy) and directly provides a proton source for H<sub>2</sub>O<sub>2</sub> generation. Moreover, fluoride ions (F<sup>−</sup>) are introduced into the photocatalytic system to further improve the photocatalytic H<sub>2</sub>O<sub>2</sub> production rate. The strong electronegativity of F<sup>−</sup> facilitates electron transfer from COF to F<sup>−</sup>, thus realizing the spatial separation of photogenerated carriers. Mechanistic studies confirm that H<sub>2</sub>O<sub>2</sub> production follows a two-electron oxygen reduction reaction pathway. These findings elucidate the pH-dependent stability and activity of protonated COFs, provide fundamental insights into charge carrier dynamics, and establishe design principles to develop highly efficient and stable COF-based photocatalysts for solar-driven H<sub>2</sub>O<sub>2</sub> generation.</div></div>","PeriodicalId":6964,"journal":{"name":"物理化学学报","volume":"41 12","pages":"Article 100160"},"PeriodicalIF":13.5,"publicationDate":"2025-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144907852","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
物理化学学报Pub Date : 2025-08-14DOI: 10.1016/j.actphy.2025.100152
Xinwan Zhao , Yue Cao , Minjun Lei , Zhiliang Jin , Noritatsu Tsubaki
{"title":"Constructing S-scheme heterojunctions by integrating covalent organic frameworks with transition metal sulfides for efficient noble-metal-free photocatalytic hydrogen evolution","authors":"Xinwan Zhao , Yue Cao , Minjun Lei , Zhiliang Jin , Noritatsu Tsubaki","doi":"10.1016/j.actphy.2025.100152","DOIUrl":"10.1016/j.actphy.2025.100152","url":null,"abstract":"<div><div>Two-dimensional covalent organic frameworks (COFs) are considered among the most potential crystalline porous materials for solar-driven hydrogen production. However, it is usually necessary to introduce noble metal cocatalysts to boost the hydrogen evolution capacity of COFs. In this work, a unique S-scheme heterojunction structured TtTfp-COF/NiS composite material was effectively developed by growing metal sulfide on the typical two-dimensional covalent organic framework TtTfp-COF through a simple solvothermal synthesis method. In this structure, linear structure of rod-like NiS is more stable and convenient for further surface modification. It also provides key active sites and promotes efficient electron transfer, significantly enhancing the hydrogen evolution efficiency. The covalent organic framework enhances charge carrier transport efficiency by controlling the spatial organization of precursors and ligands. It is indicated by the experimental findings that a hydrogen evolution rate of 5978 μmol g<sup>−1</sup> h<sup>−1</sup> can be achieved for the NT-20 sample, which about 11.5 times higher than that of the initial TtTfp-COF (520 μmol g<sup>−1</sup> h<sup>−1</sup>). In addition, the material exhibits a notable quantum efficiency of 1.96 % when exposed to 420 nm illumination. Both experimental results and theoretical analyses have been confirmed to improve the hydrogen evolution rate <em>via</em> photocatalysis and the charge transfer mechanism within the S-scheme heterojunction has been thoroughly elucidated. The design and development of non-precious metal COF-based photocatalysts are provided with new insights in this article, and new ideas for the construction of S-scheme heterojunctions are offered by the synergistic combination of inorganic and organic materials in photocatalysis.</div></div>","PeriodicalId":6964,"journal":{"name":"物理化学学报","volume":"41 12","pages":"Article 100152"},"PeriodicalIF":13.5,"publicationDate":"2025-08-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144894773","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
物理化学学报Pub Date : 2025-08-14DOI: 10.1016/j.actphy.2025.100159
Ruyan Liu , Zhenrui Ni , Olim Ruzimuradov , Khayit Turayev , Tao Liu , Luo Yu , Panyong Kuang
{"title":"Ni-induced modulation of Pt 5d–H 1s antibonding orbitals for enhanced hydrogen evolution and urea oxidation","authors":"Ruyan Liu , Zhenrui Ni , Olim Ruzimuradov , Khayit Turayev , Tao Liu , Luo Yu , Panyong Kuang","doi":"10.1016/j.actphy.2025.100159","DOIUrl":"10.1016/j.actphy.2025.100159","url":null,"abstract":"<div><div>While H<sub>2</sub> features high energy density, environmental friendliness, and renewability, its efficient production is limited by the sluggish kinetics of the oxygen evolution reaction (OER). Here, we report a Pt@PtNi<sub>3</sub> core@shell alloy electrocatalyst that, through Ni incorporation, modulates the occupancy of Pt 5<em>d</em> antibonding orbitals and simultaneously enhances both hydrogen evolution reaction (HER) and urea oxidation reaction (UOR) activities. The optimized Pt@PtNi<sub>3</sub>-500 delivers an ultralow overpotential of 21 mV at 10 mA cm<sup>−2</sup> for HER under acidic conditions and a low onset potential of 1.27 V for UOR under alkaline conditions, surpassing monometallic Pt and Ni counterparts. When employed in an asymmetric acid-alkaline electrolyzer (HER/UOR), Pt@PtNi<sub>3</sub>-500 achieves a 68.3 % reduction in electrical energy consumption for H<sub>2</sub> production compared to traditional alkaline water splitting (HER/OER). Mechanistic investigations reveal that appropriate Ni incorporation in Pt@PtNi<sub>3</sub> increases the occupancy of Pt 5<em>d</em>–H 1<em>s</em> antibonding orbitals, which not only reinforces H<sup>+</sup> adsorption but also weakens the overly strong H∗ binding. Simultaneously, it reduces the energy barrier for ∗NH<sub>2</sub> dehydrogenation, thereby synergistically accelerating both H<sub>2</sub> generation and urea decomposition. This work provides new insights into the design of alloy electrocatalysts for high-efficiency H<sub>2</sub> production.</div></div>","PeriodicalId":6964,"journal":{"name":"物理化学学报","volume":"41 12","pages":"Article 100159"},"PeriodicalIF":13.5,"publicationDate":"2025-08-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144892887","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
物理化学学报Pub Date : 2025-08-13DOI: 10.1016/j.actphy.2025.100157
Jiangyuan Qiu , Tao Yu , Junxin Chen , Wenxuan Li , Xiaoxuan Zhang , Jinsheng Li , Rui Guo , Zaiyin Huang , Xuanwen Liu
{"title":"Modulate surface potential well depth of Bi12O17Cl2 by FeOOH in Bi12O17Cl2@FeOOH heterojunction to boost piezoelectric charge transfer and piezo-self-Fenton catalysis","authors":"Jiangyuan Qiu , Tao Yu , Junxin Chen , Wenxuan Li , Xiaoxuan Zhang , Jinsheng Li , Rui Guo , Zaiyin Huang , Xuanwen Liu","doi":"10.1016/j.actphy.2025.100157","DOIUrl":"10.1016/j.actphy.2025.100157","url":null,"abstract":"<div><div>Although the design of heterojunction piezoelectric catalysts has significantly enhanced catalytic activity, the regulatory mechanisms of heterojunction interfaces on surface potential wells during piezoelectric processes and their impact on carrier migration still lack systematic investigation. This work constructs an enhance interface interaction heterointerface between amorphous FeOOH and Bi<sub>12</sub>O<sub>17</sub>Cl<sub>2</sub> (BOC) in Bi<sub>12</sub>O<sub>17</sub>Cl<sub>2</sub>@FeOOH through a self-assembly strategy. This strong interfacial interaction significantly enhances interface polarity can substantially suppress the stress-responsive capability of surface charges on BOC (maximum reduction reached as high as 63 %–98 % of original value). This significantly reduces the depth of surface potential wells during piezoelectric processes, thereby effectively weakening piezoelectric charge confinement while promoting charge transfer. Concurrently, Bi–O–Fe chemical bonds formed at the interface and establish charge transport channels. These synergistic mechanisms elevate the H<sub>2</sub>O<sub>2</sub> production rate to 3.04 mmol g<sup>−1</sup> h<sup>−1</sup> for participate in the piezoelectric self-Fenton reaction and the removal rate of total organic carbon increased 3 fold (18.6 % <em>vs</em> 55.8 %).</div></div>","PeriodicalId":6964,"journal":{"name":"物理化学学报","volume":"42 1","pages":"Article 100157"},"PeriodicalIF":13.5,"publicationDate":"2025-08-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145264484","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}