Advanced Powder Materials最新文献_第3页

Au@MoSx boosted carbon nitride for selective photoreforming of plastic waster: synergistic hydrogen production and value-added chemicals generation Au@MoSx促进氮化碳对塑料废物的选择性光重整：协同制氢和增值化学品的产生

Advanced Powder Materials Pub Date : 2026-04-01 Epub Date: 2025-10-26 DOI: 10.1016/j.apmate.2025.100366

Yadan Luo , Danyang Zhang , Jingzhao Cheng , Guijie Liang , Guangmin Ren , Jingsan Xu , Hua Tang , Shaowen Cao

{"title":"Au@MoSx boosted carbon nitride for selective photoreforming of plastic waster: synergistic hydrogen production and value-added chemicals generation","authors":"Yadan Luo , Danyang Zhang , Jingzhao Cheng , Guijie Liang , Guangmin Ren , Jingsan Xu , Hua Tang , Shaowen Cao","doi":"10.1016/j.apmate.2025.100366","DOIUrl":"10.1016/j.apmate.2025.100366","url":null,"abstract":"<div><div>Combining the hydrogen production reaction with the photoreforming of plastic waste represents a key strategy for establishing a circular economy. Herein, the Au@MoS<sub><em>x</em></sub> nanoparticles were successfully modified onto carbon nitride (CN/Au@MoS<sub><em>x</em></sub>) and employed for efficient hydrogen production, coupled with the high-selectivity upcycling of plastics into value-added products. Comprehensive characterization and density functional theory (DFT) calculations confirm that Au acts as an electron transfer mediator, accelerating charge migration from CN to MoS<sub><em>x</em></sub>. This facilitates the separation of photogenerated electron–hole pairs, thereby enhancing H<sub>2</sub> evolution activity while preserving the high oxidation potential of holes on CN, which is favorable for plastic oxidation. Consequently, the optimal photocatalyst showed an H<sub>2</sub> production rate of 1.73 mmol g<sup>−1</sup> h<sup>−1</sup>, which is 10.5 times higher than that of CN (0.13 mmol g<sup>−1</sup> h<sup>−1</sup>). Meanwhile, the liquid product achieves a selectivity of 77.9% for glycolic acid in the production of C<sub>2</sub> compounds, which is 3.0 times higher than that of CN alone. Therefore, this study proposes a solar-driven “waste-to-wealth” approach that converts plastic waste into clean fuels and highly selective valuable chemical products, thereby addressing plastic pollution and fossil fuel dependency.</div></div>","PeriodicalId":7283,"journal":{"name":"Advanced Powder Materials","volume":"5 2","pages":"Article 100366"},"PeriodicalIF":0.0,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145500247","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

White LED driven {010}-faceted BiVO4 mediated electron transfer enables efficient peroxymonosulfate activation for norfloxacin degradation 白光LED驱动的{010}面BiVO4介导的电子转移实现了高效的过氧单硫酸盐活化诺氟沙星降解

Advanced Powder Materials Pub Date : 2026-02-01 Epub Date: 2025-10-21 DOI: 10.1016/j.apmate.2025.100363

Ke Liu , Xue Guo , Yan Liu , Xiaoxia Wang , Jiayi Wang , Xiaohan Wang , Lijie Zhang , Yukun Zhu , Dongjiang Yang

{"title":"White LED driven {010}-faceted BiVO4 mediated electron transfer enables efficient peroxymonosulfate activation for norfloxacin degradation","authors":"Ke Liu , Xue Guo , Yan Liu , Xiaoxia Wang , Jiayi Wang , Xiaohan Wang , Lijie Zhang , Yukun Zhu , Dongjiang Yang","doi":"10.1016/j.apmate.2025.100363","DOIUrl":"10.1016/j.apmate.2025.100363","url":null,"abstract":"<div><div>The increasing prevalence of antibiotic norfloxacin (NOR) residues in aquatic environments necessitates the research of high-efficiency and eco-friendly photocatalysts for their degradation. In this study, plasma-treated {010}-faceted BiVO<sub>4</sub> (denoted as BiVO<sub>4</sub>-010-P) with abundant oxygen vacancies (V<sub>O</sub>) and plasmonic Bi nanoparticles was strategically employed to achieve efficient NOR degradation via peroxymonosulfate (PMS) activation. Compared with pristine BiVO<sub>4</sub>, BiVO<sub>4</sub>-010-P exhibits significantly enhanced photocatalytic PMS activation performance, achieving approximately 95% NOR removal within 80 min under white LED irradiation. Experimental and theoretical calculations prove that metallic Bi particles not only enhanced its light-absorption capacity, generating more hot electrons, but also accelerate electrons transfer from metallic Bi to BiVO<sub>4</sub>-010-V<sub>O</sub>. Meanwhile, the generation V<sub>O</sub> not only enhances PMS adsorption, but also facilitates charge transfer between BiVO<sub>4</sub>-010-V<sub>O</sub> and PMS. These synergistic effects collectively contribute to enhanced photocatalytic activity. This study proposes an innovative surface engineering strategy for designing efficient photocatalyst materials for addressing antibiotic pollutants in wastewater treatment systems.</div></div>","PeriodicalId":7283,"journal":{"name":"Advanced Powder Materials","volume":"5 1","pages":"Article 100363"},"PeriodicalIF":0.0,"publicationDate":"2026-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145414122","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Dual-metallic site regulation boosts charge storage in zinc-ion hybrid supercapacitors 双金属位置调节提高锌离子混合超级电容器的电荷存储

Advanced Powder Materials Pub Date : 2026-02-01 Epub Date: 2025-10-22 DOI: 10.1016/j.apmate.2025.100364

Chunliu Zhu , Huanyu Liang , Chenglong Qiu , Wenjie Fan , Zhi Li , Jing Shi , Minghua Huang , Kaisheng Xia , Qigang Wang , Huanlei Wang

{"title":"Dual-metallic site regulation boosts charge storage in zinc-ion hybrid supercapacitors","authors":"Chunliu Zhu , Huanyu Liang , Chenglong Qiu , Wenjie Fan , Zhi Li , Jing Shi , Minghua Huang , Kaisheng Xia , Qigang Wang , Huanlei Wang","doi":"10.1016/j.apmate.2025.100364","DOIUrl":"10.1016/j.apmate.2025.100364","url":null,"abstract":"<div><div>Zinc-ion hybrid supercapacitors (ZIHCs) are compelling candidates for next-generation energy storage owing to their intrinsic safety, low cost, and high power density. However, their practical implementation remains hindered by the limited energy density of traditional carbon-based cathodes. Here, we rationally design porous carbon nanofibers embedded with atomically dispersed Zn and Fe dual-metal sites (ZnFe/PCNFs), synthesized via electrospinning followed by controlled carbonization. The introduction of Fe modulates the local electronic structure of Zn centers, thereby facilitating enhanced <em>d</em>-orbital hybridization and stronger ion adsorption through the formation of ZnFeN<sub>6</sub> coordination motifs. Coupled with high surface area and hierarchical porosity, these atomic-level interactions facilitate exceptional ion accessibility and rapid charge-transfer kinetics. As a cathode for ZIHCs, ZnFe/PCNFs deliver a specific capacity of 213 mAh g<sup>−1</sup>, exceptional high-rate capability, and long-term cycling stability over 20000 cycles. This work elucidates mechanisms of dual-metal atomic coordination and provides a robust design strategy for high-performance, durable aqueous energy storage systems.</div></div>","PeriodicalId":7283,"journal":{"name":"Advanced Powder Materials","volume":"5 1","pages":"Article 100364"},"PeriodicalIF":0.0,"publicationDate":"2026-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145463866","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Modulating the coordination environment in CeO2-x towards enhanced photocatalytic CO2 conversion stability and performance 调节CeO2-x中的配位环境以增强光催化CO2转化的稳定性和性能

Advanced Powder Materials Pub Date : 2026-02-01 Epub Date: 2025-10-17 DOI: 10.1016/j.apmate.2025.100362

Kangli Ma , Zhongliao Wang , Wa Gao , Ya Chen , Haonan Li , Yuan Gao , Haiming Zhang , Olim Ruzimuradov , Jingxiang Low , Yue Li

{"title":"Modulating the coordination environment in CeO2-x towards enhanced photocatalytic CO2 conversion stability and performance","authors":"Kangli Ma , Zhongliao Wang , Wa Gao , Ya Chen , Haonan Li , Yuan Gao , Haiming Zhang , Olim Ruzimuradov , Jingxiang Low , Yue Li","doi":"10.1016/j.apmate.2025.100362","DOIUrl":"10.1016/j.apmate.2025.100362","url":null,"abstract":"<div><div>Oxygen vacancy (Vo) engineering has been recognized as one of the most effective strategies for enhancing the photocatalytic CO<sub>2</sub> conversion performance of metal oxides, as it can simultaneously facilitate photogenerated charge carrier separation efficiency and provide additional surface reaction sites. However, the wide application of Vo engineering in photocatalysis are limited by its poor stability, owing to the easy recovery of these vacancy defects by atmospheric oxygen. Herein, we develop an indium (In) doping strategy to regulate the coordination environment in CeO<sub>2</sub> with abundant Vo (CeO<sub>2-<em>x</em></sub>), thereby enhance its stability during photocatalytic CO<sub>2</sub> conversion. Confirmed by positron annihilation lifetime spectroscopy (PALS), In dopants combine with Vo by substituting for part of Ce<sup>4+</sup>, forming In<sup>3+</sup>–Vo complexes that effectively inhibit the formation of unstable vacancy clusters. Such In<sup>3+</sup>–Vo complexes can also reduce the energy required for formation of the CO products. Therefore, the optimized In-doped CeO<sub>2-<em>x</em></sub> exhibits excellent photocatalytic CO<sub>2</sub> conversion performance, with a CO yield of 301.6 μmol·g<sup>−1</sup> after 5 h of light irradiation, and maintain high activity after four cycles of experiments. Comprehensive experimental and theoretical studies indicate that the introduction of In doping not only significantly improves the stability of Vo in CeO<sub>2-<em>x</em></sub>, but also reconstruct the reaction kinetics of the CO<sub>2</sub> conversion by forming In<sup>3+</sup>–Vo complexes thus facilitating the overall reaction.</div></div>","PeriodicalId":7283,"journal":{"name":"Advanced Powder Materials","volume":"5 1","pages":"Article 100362"},"PeriodicalIF":0.0,"publicationDate":"2026-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145414014","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

AI-driven design of powder-based nanomaterials for smart textiles: from data intelligence to system integration 面向智能纺织品的粉末基纳米材料ai驱动设计：从数据智能到系统集成

Advanced Powder Materials Pub Date : 2026-02-01 Epub Date: 2025-10-08 DOI: 10.1016/j.apmate.2025.100356

Zihui Liang , Yun Deng , Zhicheng Shi , Xiaohong Liao , Huiyi Zong , Lizhi Ren , Xiangzhe Li , Xinyao Zeng , Peiying Hu , Wei Ke , Bing Wu , Kai Wang , Jin Qian , Weilin Xu , Fengxiang Chen

{"title":"AI-driven design of powder-based nanomaterials for smart textiles: from data intelligence to system integration","authors":"Zihui Liang , Yun Deng , Zhicheng Shi , Xiaohong Liao , Huiyi Zong , Lizhi Ren , Xiangzhe Li , Xinyao Zeng , Peiying Hu , Wei Ke , Bing Wu , Kai Wang , Jin Qian , Weilin Xu , Fengxiang Chen","doi":"10.1016/j.apmate.2025.100356","DOIUrl":"10.1016/j.apmate.2025.100356","url":null,"abstract":"<div><div>Artificial intelligence (AI) is emerging as a transformative enabler in the development of smart textile systems, particularly those integrating powder-based functional materials. This review highlights recent progress in AI-guided design of carbon nanomaterials, metallic nanoparticles, and framework-based powders for applications in energy harvesting, intelligent sensing, and robotic actuation. Machine learning techniques, including supervised learning, transfer learning, and Bayesian optimization are discussed for accelerating materials discovery, enhancing integration strategies, and enabling real-time adaptive control. Emphasis is placed on how AI enables multifunctional, wearable platforms that sense, process, and respond to environmental and physiological cues with high accuracy and autonomy. Representative breakthroughs in soft robotics, haptic interfaces, and assistive devices are presented, demonstrating the synergy of AI and responsive textiles. Finally, the review outlines key challenges related to data scarcity, model generalizability, manufacturing scalability, and sustainability, while proposing future directions involving multimodal learning, autonomous experimentation, and ethics-aware design. This work offers a comprehensive outlook on next-generation AI-driven textile systems that seamlessly integrate intelligence, functionality, and wearability.</div></div>","PeriodicalId":7283,"journal":{"name":"Advanced Powder Materials","volume":"5 1","pages":"Article 100356"},"PeriodicalIF":0.0,"publicationDate":"2026-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145326889","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Dual-region synergistic modulation and (101) facet engineering for highly reversible zinc anodes 高可逆锌阳极的双区域协同调制和（101）面工程

Advanced Powder Materials Pub Date : 2026-02-01 Epub Date: 2025-10-11 DOI: 10.1016/j.apmate.2025.100359

Shuai Zhang , Kittima Lolupiman , Dongdong Zhang , Zixuan Gao , Rungroj Chanajaree , Xinyu Zhang , Jin Cao , Jiaqian Qin

{"title":"Dual-region synergistic modulation and (101) facet engineering for highly reversible zinc anodes","authors":"Shuai Zhang , Kittima Lolupiman , Dongdong Zhang , Zixuan Gao , Rungroj Chanajaree , Xinyu Zhang , Jin Cao , Jiaqian Qin","doi":"10.1016/j.apmate.2025.100359","DOIUrl":"10.1016/j.apmate.2025.100359","url":null,"abstract":"<div><div>Aqueous zinc-ion batteries (AZIBs) offer promising safety and affordability, but suffer from dendritic Zn growth and parasitic side reactions at the electrode-electrolyte interface. Herein, we construct a dual-region interfacial modulation framework by molecularly reconfiguring the Helmholtz double layer via trace methyl methacrylate (MMA). Exploiting its amphiphilic and functionally asymmetric architecture, MMA enables a coordinated interfacial reconstruction that disrupts Zn<sup>2+</sup> solvation in the outer Helmholtz plane, builds a chemisorbed coordination layer in the inner plane, and modulates local interfacial chemistry with spatial precision. This dual-region regulation collectively suppresses water reactivity, facilitates Zn<sup>2+</sup> desolvation, and drives crystallographically preferred deposition along the (101) plane, promoting lateral growth and mitigating dendrite formation. As a result, symmetric Zn||Zn cells exhibit over 4200 h of stable cycling at 1 mA cm<sup>−2</sup> and maintain 1100 h of operation at 2 mA cm<sup>−2</sup>, even at 0 °C. Zn||Ti half-cells achieve a Coulombic efficiency of 99.83%, while Zn||NH<sub>4</sub>V<sub>4</sub>O<sub>10</sub> full cells deliver 93.92% capacity retention after 400 cycles at 2 A g<sup>−1</sup>, and preserve 85.3% after 300 cycles at 0 °C. This work demonstrates a scalable, mechanism-driven electrolyte design paradigm for dendrite-free and high-performance aqueous Zn metal batteries.</div></div>","PeriodicalId":7283,"journal":{"name":"Advanced Powder Materials","volume":"5 1","pages":"Article 100359"},"PeriodicalIF":0.0,"publicationDate":"2026-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145360749","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

The chemistry and design principles of cellulose-based materials toward eco-friendly flexible supercapacitors 纤维素基材料的化学和设计原则，朝向环保柔性超级电容器

Advanced Powder Materials Pub Date : 2026-02-01 Epub Date: 2025-09-30 DOI: 10.1016/j.apmate.2025.100358

Chunling Cao , Haibo Huang , Hongpeng Li , Shouxin Liu , Zhong-Shuai Wu

{"title":"The chemistry and design principles of cellulose-based materials toward eco-friendly flexible supercapacitors","authors":"Chunling Cao , Haibo Huang , Hongpeng Li , Shouxin Liu , Zhong-Shuai Wu","doi":"10.1016/j.apmate.2025.100358","DOIUrl":"10.1016/j.apmate.2025.100358","url":null,"abstract":"<div><div>The demand for sustainable energy storage has accelerated the development of cellulose-based materials (CBMs) for flexible supercapacitors (FSCs). However, widespread commercialization of FSCs remains challenged by their low gravimetric energy density (approximately 35 Wh kg<sup>-1</sup>), far below lithium-ion batteries (exceeding 200 Wh kg<sup>-1</sup>), and a limited operational temperature range (from −20 °C to 60 °C), restricting their use in extreme environments. To date, no comprehensive review has elucidated the crucial role of the chemistry and structure-property relationships of CBMs in advancing FSC technology. This review fills this gap by examining the chemical attributes and versatility of cellulose and its derivatives, including their physicochemical characteristics, assembly methodologies, and functional modifications such as oxidation, esterification, etherification, grafting polymerization, nucleophilic substitution, and crosslinking reactions. We further provide an overview of the chemistry and structure-function correlations of various cellulose forms used in advanced electrodes, solid electrolytes, separators, binders, current collectors, and substrate/encapsulation materials, alongside relevant microelectrode processing technologies. Given that large-scale application of FSCs is still in its early stages, we offer insightful design principles for guiding future development of cellulose-based FSCs. By proposing a “chemistry-performance-sustainability” design framework, this review not only addresses existing limitations but also outlines a roadmap for next-generation eco-friendly FSCs.</div></div>","PeriodicalId":7283,"journal":{"name":"Advanced Powder Materials","volume":"5 1","pages":"Article 100358"},"PeriodicalIF":0.0,"publicationDate":"2026-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145619961","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Orchestrating catalytic hotspots and macromolecular architectures: molecular engineering toward zero-waste polymer circularity 协调催化热点和大分子结构：面向零废物聚合物循环的分子工程

Advanced Powder Materials Pub Date : 2026-02-01 Epub Date: 2025-10-03 DOI: 10.1016/j.apmate.2025.100357

Fan Mo , Haibo Li , Peng Zhang , Jun Li

{"title":"Orchestrating catalytic hotspots and macromolecular architectures: molecular engineering toward zero-waste polymer circularity","authors":"Fan Mo , Haibo Li , Peng Zhang , Jun Li","doi":"10.1016/j.apmate.2025.100357","DOIUrl":"10.1016/j.apmate.2025.100357","url":null,"abstract":"<div><div>The pervasive accumulation of plastic waste exacerbates environmental degradation and undermines resource circularity. Selective thermal catalysis emerges as a transformative pathway for valorizing waste plastics into value-added chemicals, yet persistent challenges in catalytic activity and product selectivity demand systematic resolution. This review decodes cutting-edge advances in thermal depolymerization by converging two critical dimensions: atomic-scale active site engineering—where rational design of coordination features and interfacial architectures regulates C–C cleavage energetics and intermediate adsorption—and macromolecular-scale manipulation of polymer transient states—leveraging nanoconfinement effects, chain folding dynamics, and thermal fragmentation to accelerate conversion kinetics. We further highlight breakthroughs in <em>operando</em> characterization techniques that resolve time-evolving reaction coordinates across catalytic systems. By establishing multiscale structure-activity relationships linking catalyst configurations to polymer dynamics, this analysis derives design paradigms for next-generation upcycling systems. These principles enable economically viable, industrially scalable plastic valorization while charting a strategic trajectory toward carbon-circular economies.</div></div>","PeriodicalId":7283,"journal":{"name":"Advanced Powder Materials","volume":"5 1","pages":"Article 100357"},"PeriodicalIF":0.0,"publicationDate":"2026-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145360812","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Electrolyte hydration energy as a universal descriptor for ion-specific capacitance: insights from interpretable machine learning 电解质水合能作为离子特异性电容的通用描述符：来自可解释机器学习的见解

Advanced Powder Materials Pub Date : 2026-02-01 Epub Date: 2025-10-21 DOI: 10.1016/j.apmate.2025.100361

Elham Rahmanian , Ali Sajedi-Moghaddam , Mohammad Taha Hoveizavi , Seyed Hamed Aboutalebi

{"title":"Electrolyte hydration energy as a universal descriptor for ion-specific capacitance: insights from interpretable machine learning","authors":"Elham Rahmanian , Ali Sajedi-Moghaddam , Mohammad Taha Hoveizavi , Seyed Hamed Aboutalebi","doi":"10.1016/j.apmate.2025.100361","DOIUrl":"10.1016/j.apmate.2025.100361","url":null,"abstract":"<div><div>The rational design of high-performance electrochemical energy storage devices critically depends on a fundamental understanding of ion-electrode interactions at the molecular scale. Herein, we employ interpretable machine learning (ML) to reveal electrolyte hydration energy as a universal descriptor governing ion-specific capacitance in two-dimensional (2D) materials. Through explainable ML, we elucidate how ion hydration shell stability and size critically influence charge transport and storage at the electrode-electrolyte interface. Our analysis identifies hydration energy — not ionic size — as the primary factor dictating capacitance, challenging prevailing assumptions and providing quantifiable design rules for electrolyte selection. These insights offer a data-driven pathway to optimize 2D materials for supercapacitors and beyond, including batteries and electrocatalytic systems. This work demonstrates the power of explainable artificial intelligence in uncovering molecular-level mechanisms that accelerate the discovery and development of next-generation energy storage technologies.</div></div>","PeriodicalId":7283,"journal":{"name":"Advanced Powder Materials","volume":"5 1","pages":"Article 100361"},"PeriodicalIF":0.0,"publicationDate":"2026-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145463867","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Tetragonal-pseudocubic phase boundaries and octahedral order-disorder tilting transitions facilitate high piezoelectric performance in Bi1/2Na1/2TiO3-based single crystals 在bi1 / 2na1 / 2tio3基单晶中，四方-赝赝相边界和八面体有序-无序倾斜转变有利于提高压电性能

Advanced Powder Materials Pub Date : 2026-02-01 Epub Date: 2025-09-26 DOI: 10.1016/j.apmate.2025.100355

Jialin Niu , Yongxing Wei , Yanghuan Deng , Changpeng Guan , Changqing Jin , Leiyang Zhang , Ruiyi Jing , Zhong Yang , Zengyun Jian , Zhonghua Dai , Zengzhe Xi , Roman G. Burkovsky , Li Jin

{"title":"Tetragonal-pseudocubic phase boundaries and octahedral order-disorder tilting transitions facilitate high piezoelectric performance in Bi1/2Na1/2TiO3-based single crystals","authors":"Jialin Niu , Yongxing Wei , Yanghuan Deng , Changpeng Guan , Changqing Jin , Leiyang Zhang , Ruiyi Jing , Zhong Yang , Zengyun Jian , Zhonghua Dai , Zengzhe Xi , Roman G. Burkovsky , Li Jin","doi":"10.1016/j.apmate.2025.100355","DOIUrl":"10.1016/j.apmate.2025.100355","url":null,"abstract":"<div><div>High-performance lead-free piezoelectric single crystals are urgently needed for next-generation actuators and transducers. In this study, we reveal that a compositionally driven tetragonal-pseudocubic (T-PC) phase boundary, in conjunction with an octahedral order–disorder tilting transition, significantly enhances the piezoelectric response in Nb<sup>5+</sup>-substitution (Bi<sub>0.48</sub>Na<sub>0.425</sub>K<sub>0.055</sub>Ba<sub>0.04</sub>)(Ti<sub>0.98</sub>Nb<sub>0.02</sub>)O<sub>3</sub> (BNKBT-2Nb) single crystals. The crystal achieves an outstanding piezoelectric coefficient of <em>d</em><sub>33</sub>=662 pC/N at room temperature. In situ X-ray diffraction confirms an electric field-induced transition from the PC to T phase. Atomic-resolution HADDF-STEM analysis reveals an increase in the <em>c/a</em> ratio (<em>c/a</em>>1.01) on the local scale and ordered octahedral tilting of the <em>a</em><sup>0</sup><em>a</em><sup>0</sup><em>c</em><sup>+</sup> type driven by the poling field. The single crystals exhibit excellent piezoelectric performance over a broad temperature range, achieving a peak <em>d</em><sub>33</sub> of 920 pC/N at approximately 92 °C. Furthermore, the polar states exhibit a pronounced frequency dependence near the depolarization temperature. These findings provide critical insight into the structure-property relationship and offer a promising pathway for designing advanced lead-free piezoelectric crystals for functional electromechanical applications.</div></div>","PeriodicalId":7283,"journal":{"name":"Advanced Powder Materials","volume":"5 1","pages":"Article 100355"},"PeriodicalIF":0.0,"publicationDate":"2026-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145327175","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0