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Upconverted microrobots alleviate the idiopathic pulmonary fibrosis via improving the respiratory depression 上转化微型机器人通过改善呼吸抑制减轻特发性肺纤维化
2区 材料科学
Nano Research Pub Date : 2026-02-01 DOI: 10.26599/nr.2026.94908538
Hua Liu, Kaige Zheng, Mingzhu Yang, Qixiang Zhang, Fengqin Zhao, Xuejiao Zeng, Yanbo Yang, Wei Gao, Na Yin, Jinjin Shi, Zhi-Hao Wang
{"title":"Upconverted microrobots alleviate the idiopathic pulmonary fibrosis via improving the respiratory depression","authors":"Hua Liu, Kaige Zheng, Mingzhu Yang, Qixiang Zhang, Fengqin Zhao, Xuejiao Zeng, Yanbo Yang, Wei Gao, Na Yin, Jinjin Shi, Zhi-Hao Wang","doi":"10.26599/nr.2026.94908538","DOIUrl":"https://doi.org/10.26599/nr.2026.94908538","url":null,"abstract":"Idiopathic pulmonary fibrosis (IPF) is a chronic and progressive pulmonary disorder characterized by fibrotic scarring, hypoxemia, and dyspnea. Although oxygen therapy is widely used to relieve acute dyspnea, it faces limitations such as oxygen toxicity and patient immobility. To address these challenges, this study developed upconversion-based microrobots capable of mitigating IPF through in situ oxygen generation. These microrobots consist of <em>Chlamydomonas reinhardtii</em> algae functionalized with upconversion nanoparticles. Upon inhalation and exposure to near-infrared light, the microrobots convert the incident light into red visible light, driving photosynthetic oxygen production at a rate of 0.298 ± 0.005 mg (L·min)<sup>-1</sup>. Moreover, their autonomous mobility within the mucus enhances the uniformity of oxygen distribution and prolongs retention by evading pulmonary macrophage clearance. In a murine model of IPF, the microrobots effectively alleviated hypoxia, as evidenced by reduced HIF-1α expression in fibrotic lung tissues and elevated blood oxygen saturation. This platform presents an efficient and promising strategy for oxygen therapy in IPF and broader pulmonary oxygen-dependent applications.","PeriodicalId":713,"journal":{"name":"Nano Research","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2026-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciopen.com/local/article_pdf/10.26599/NR.2026.94908538.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147381486","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Mononuclear phagocyte system blockade for enhanced liposome-assisted metabolic glycan labeling and circulating biomarker detection in mice 单核吞噬细胞系统阻断增强脂质体辅助代谢糖标记和循环生物标志物检测小鼠
2区 材料科学
Nano Research Pub Date : 2026-01-30 DOI: 10.26599/nr.2026.94908501
Pingping Feng, Tingbi Zhao, Rundong He, Lin Gan, Guangyu Hu, Xing Chen, Peng Dai
{"title":"Mononuclear phagocyte system blockade for enhanced liposome-assisted metabolic glycan labeling and circulating biomarker detection in mice","authors":"Pingping Feng, Tingbi Zhao, Rundong He, Lin Gan, Guangyu Hu, Xing Chen, Peng Dai","doi":"10.26599/nr.2026.94908501","DOIUrl":"https://doi.org/10.26599/nr.2026.94908501","url":null,"abstract":"The rapid clearance of nanoparticles by the mononuclear phagocyte system (MPS) severely compromises nanocarrier delivery efficiency and reduces the isolation yield of circulating biomarkers such as nucleosome-bound cell-free DNA (cfDNA) and exosomes. While liposome-based preconditioning is a promising strategy for transient MPS blockade, effective formulations remain scarce. Here, we report a potent MPS-blocking liposome (the Blocker) identified through an integrated screening strategy combining in vitro Kupffer cell uptake assays with in vivo biodistribution profiling. Notably, even upon co-administration, the Blocker effectively extended the circulation half-life of a widely used FDA‑approved PEGylated liposomal carrier by 2.1 folds, based on which liposome-assisted metabolic glycan labeling was significantly enhanced in a mouse tumor model. Furthermore, liposomal MPS blockade markedly inhibited the clearance of endogenous circulating cfDNA and exosomes, leading to a 6.8-fold increase in recovered cfDNA yield. This work highlighted liposomal blockade as a versatile platform for improving nanoparticle delivery and liquid biopsy sensitivity.","PeriodicalId":713,"journal":{"name":"Nano Research","volume":"19 4","pages":"94908501-94908501"},"PeriodicalIF":0.0,"publicationDate":"2026-01-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciopen.com/local/article_pdf/10.26599/NR.2026.94908501.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147381490","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Switchable photoluminescence in hybrid bimetallic halides for solvent-driven erasable information storage applications 用于溶剂驱动的可擦除信息存储应用的杂化双金属卤化物的可切换光致发光
2区 材料科学
Nano Research Pub Date : 2026-01-01 DOI: 10.26599/nr.2026.94908392
Chenliang Li, Yongsheng Sun, Liang Li, Zhiguo Xia
{"title":"Switchable photoluminescence in hybrid bimetallic halides for solvent-driven erasable information storage applications","authors":"Chenliang Li, Yongsheng Sun, Liang Li, Zhiguo Xia","doi":"10.26599/nr.2026.94908392","DOIUrl":"https://doi.org/10.26599/nr.2026.94908392","url":null,"abstract":"The dramatic expansion of data volumes has placed high demands and challenges on optical information technology, and the stimulus-responsive behaviors of luminescent materials have received broad interests therein. Thus, the reliable luminescence materials with fatigue resistance during the storage and erasure process are highly considered. Herein, we design and synthesize organic-inorganic bimetallic halides emitters Sc(DMSO)<sub>6</sub>SbCl<sub>6</sub> (DMSO = Dimethyl sulfoxide), possessing bright yellow-green luminescence with extreme sensitivity to water. Accordingly, a rapid solvent-driven information writing and erasure process is realized. Benefiting from the weak interaction between Sc and O in the hybrid framework, the emission is easily quenched by structural dissociation in water and can be rapidly restored in DMSO in several seconds. Due to its ability to write and erase information through solvent-driven processes, Sc(DMSO)<sub>6</sub>SbCl<sub>6</sub> exhibits promising potential for storing information. This work offers a new route in the development of hybrid bimetallic halides with switchable emission and erasable information storage.","PeriodicalId":713,"journal":{"name":"Nano Research","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciopen.com/local/article_pdf/10.26599/NR.2026.94908392.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147333259","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Robust, biomimetic, superhydrophobic coating with flame-retardant properties and excellent self-extinguishing performance 坚固,仿生,超疏水涂层,具有阻燃性能和优异的自熄性能
2区 材料科学
Nano Research Pub Date : 2026-01-01 DOI: 10.26599/nr.2026.94908394
Mingxuan Zhang, Yuechang Lian, Haonan Liu, Siyuan Xiang, Yutao Wang, Bo Yang, Shengyang Tao, Michael Kappl, Wendong Liu
{"title":"Robust, biomimetic, superhydrophobic coating with flame-retardant properties and excellent self-extinguishing performance","authors":"Mingxuan Zhang, Yuechang Lian, Haonan Liu, Siyuan Xiang, Yutao Wang, Bo Yang, Shengyang Tao, Michael Kappl, Wendong Liu","doi":"10.26599/nr.2026.94908394","DOIUrl":"https://doi.org/10.26599/nr.2026.94908394","url":null,"abstract":"Flame-retardant coatings are crucial for safety. However, flame-retardant materials are often hydrophilic, causing them to easily dissolve in high-humidity environments, thereby significantly limiting their durability. Thus, the integration of water&nbsp; repellency and flame retardancy into a single coating is ideal for developing durable, flame-retardant materials. In this study, a robust skin-inspired double-layer coating was fabricated by using spray coating. An intumescent flame-retardant “dermis” layer, comprising ammonium polyphosphate (APP), polydopamine (PDA), and 1-[3-(trimethoxysilyl)propyl]urea (UPTMS), provides the primary heat insulation and flame retardancy functions. A superhydrophobic “epidermis” layer, constructed using silicone nanofilaments (Si NFs), poly(vinylidene fluoride-co-hexafluoropropylene) (PVDF-HFP), and Triethoxy-1H,1H,2H,2H-heptadecafluorodecylsilane (PFDTS), protects flame-retardant materials in moist conditions. Owing to its intumescent effect, the obtained coating demonstrated excellent flame retardancy, with the fire self-extinguishing immediately after the removal of flame source. It achieves a limiting oxygen index (LOI) of 85.3% and significantly decreases the peak heat release rate (PHRR) and the fire growth index (FGI) of 59.20 kW·m<sup>-2</sup> and 0.789 kW·m<sup>-2</sup>·s<sup>-1</sup>, respectively. The epidermal layer demonstrated outstanding superhydrophobicity and remarkable mechanical stability, with the water contact angle remaining above 160° after 1000 bending cycles between 90° and 180°. Together with the facile spray-coating process, the biomimetic design of this intumescent flame-retardant and superhydrophobic coating provides a feasible and sustainable strategy for constructing durable fireproofing materials.","PeriodicalId":713,"journal":{"name":"Nano Research","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciopen.com/local/article_pdf/10.26599/NR.2026.94908394.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147332539","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Synergistical treatment of TNBC with nanogels via disrupting glycolysis, inducing ICD and ferroptosis 纳米凝胶通过破坏糖酵解、诱导ICD和铁死亡协同治疗TNBC
2区 材料科学
Nano Research Pub Date : 2025-12-17 DOI: 10.26599/nr.2026.94908349
Bixi Sun, Yue Qi, Haichao Zhu, Chenming Zou, Zhaozhong Wang, Chenfeng Wang, Yuepeng Tang, Yiyang Xia, Derong Cui, Jin Zhu, Feihu Wang, Shengrong Guo
{"title":"Synergistical treatment of TNBC with nanogels via disrupting glycolysis, inducing ICD and ferroptosis","authors":"Bixi Sun, Yue Qi, Haichao Zhu, Chenming Zou, Zhaozhong Wang, Chenfeng Wang, Yuepeng Tang, Yiyang Xia, Derong Cui, Jin Zhu, Feihu Wang, Shengrong Guo","doi":"10.26599/nr.2026.94908349","DOIUrl":"https://doi.org/10.26599/nr.2026.94908349","url":null,"abstract":"Triple-negative breast cancer (TNBC) presents formidable therapeutic challenges due to its triple defense system including antioxidant capacity, glycolytic metabolism, and immunosuppressive microenvironment. To overcome these interconnected resistance mechanisms, we developed a multifunctional nanogel (3-in-1 NG) consisting of Fe<sup>2+</sup>-crosslinked boronate-conjugated mannose-alginate with encapsulated D-α-tocopheryl polyethylene glycol succinate (TPGS), which enables efficient tumor delivery. 3-in-1 NG achieved a 52.9% tumor growth inhibition rate and significantly impeded metastatic progression in 4T1 models. Mechanistically, the pH-triggered mannose release led to intracellular accumulation of mannose-6-phosphate. This effectively blocked glycolytic activity and reversed immunosuppressive lactate accumulation, priming tumors for ferroptosis. The nanoplatform simultaneously executes therapeutic functions including metabolic disruption <em>via</em> mannose-mediated glycolysis inhibition, TPGS-induced immunogenic cell death triggering dendritic cell maturation and cytotoxic T-cell infiltration, and Fe<sup>2+</sup>-dependent lipid peroxidation initiating ferroptosis cascade. These synergistic mechanisms established self-reinforcing therapeutic actions where metabolic inhibition enhanced both immune recognition and ferroptosis susceptibility, creating a feed-forward cycle that progressively dismantled tumor defenses. Our work pioneers a nanomedicine strategy that simultaneously exploits the metabolic plasticity, redox adaptability, and immune escape of TNBC, providing a unified synergistic solution for refractory malignancies.","PeriodicalId":713,"journal":{"name":"Nano Research","volume":"19 2","pages":"94908349-94908349"},"PeriodicalIF":0.0,"publicationDate":"2025-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciopen.com/local/article_pdf/10.26599/NR.2026.94908349.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147333183","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Architecting biomimetic tree-like evaporators from hollow microtubes for enhanced solar steam generation via confined water transport 利用空心微管设计仿生树状蒸发器,通过承压水运输增强太阳能蒸汽的产生
2区 材料科学
Nano Research Pub Date : 2025-12-17 DOI: 10.26599/nr.2026.94908345
Bianjing Sun, Sinyee Gan, Ting Yang, Fengyan Tan, Xinyu Chen, Chuntao Chen, Shan Chen, Dongping Sun, Jian Wang, Jonathan W.C. Wong, Kai Zhang
{"title":"Architecting biomimetic tree-like evaporators from hollow microtubes for enhanced solar steam generation via confined water transport","authors":"Bianjing Sun, Sinyee Gan, Ting Yang, Fengyan Tan, Xinyu Chen, Chuntao Chen, Shan Chen, Dongping Sun, Jian Wang, Jonathan W.C. Wong, Kai Zhang","doi":"10.26599/nr.2026.94908345","DOIUrl":"https://doi.org/10.26599/nr.2026.94908345","url":null,"abstract":"The efficiency of interfacial solar evaporation is largely governed by the subtle interplay between water transport and heat management. Herein, we present a biomimetic hollow hybrid microtube (HHT) that masters this interplay through spatially confined water flow. While prior designs often faced challenges in balancing water supply and heat localization, the unique confined capillary flow within the HHTs' walls ensures precise water transport to the evaporation interface, effectively minimizing thermal loss. The as-designed HHT achieves an exceptional evaporation rate of 3.57 kg m<sup>-2</sup> h<sup>-1</sup> under one sun irradiation. Furthermore, we conceptualize a bionic tree-like evaporator by assembling these microtubes, which demonstrates remarkable practicality by maintaining a high water collection rate of 1.50 kg m<sup>-2</sup> per day even under natural cloudy conditions. This work underscores the immense potential of structural innovation over mere material composition for advancing solar desalination technologies.","PeriodicalId":713,"journal":{"name":"Nano Research","volume":"19 2","pages":"94908345-94908345"},"PeriodicalIF":0.0,"publicationDate":"2025-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147332081","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Turning gold nanoflowers from prooxidant to plasmon-enhanced antioxidant for diabetic wound therapy 将金纳米花从促氧化剂转化为等离子体增强抗氧化剂用于糖尿病伤口治疗
2区 材料科学
Nano Research Pub Date : 2025-12-11 DOI: 10.26599/nr.2026.94908313
Qiulian Wei, Jiaqi Zhu, Ming Liu, E Yixun, Qiaoyuan Deng, Xiangeng Meng, Chaozong Liu, Mengting Li
{"title":"Turning gold nanoflowers from prooxidant to plasmon-enhanced antioxidant for diabetic wound therapy","authors":"Qiulian Wei, Jiaqi Zhu, Ming Liu, E Yixun, Qiaoyuan Deng, Xiangeng Meng, Chaozong Liu, Mengting Li","doi":"10.26599/nr.2026.94908313","DOIUrl":"https://doi.org/10.26599/nr.2026.94908313","url":null,"abstract":"Plasmonic gold nanoflowers (AuNFs) exhibit considerable potential in wound repair therapy due to their excellent photothermal conversion capability, high surface area, and multi-enzyme activities. However, the intrinsic pro-oxidative properties of AuNFs limit their therapeutic efficacy in diabetic wound treatment. To overcome this limitation, a near-infrared plasmonic Au@CDCe nanohybrid system that can enhance antioxidative performance through the synergistic effects of localized surface plasmon resonance-induced photothermal effect and hot electrons is developed. Specifically, AuNFs serve as near -infrared plasmonic exciters, generating hot electrons that are efficiently transferred to cerium-doped carbon dots (CDCe). Combined with mild photothermal effects, these processes synergistically enhance hydroxyl radical scavenging activity, as well as superoxide dismutase- and catalase-mimicking activities. <em>In vitro</em> experiments demonstrate that Au@CDCe effectively protects cells from oxidative damage, and promotes cell proliferation and migration. <em>In vivo</em>&nbsp;evaluations confirm its ability to modulate the immune microenvironment and accelerate diabetic wound healing.&nbsp;This work establishes a new paradigm for modulating the oxidative stress microenvironment through antioxidant gold-based plasmonic nanozymes and provides novel insights into tuning of prooxidant nanozyme into plasmon-enhanced antioxidant nanozyme.","PeriodicalId":713,"journal":{"name":"Nano Research","volume":"19 1","pages":"94908313-94908313"},"PeriodicalIF":0.0,"publicationDate":"2025-12-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147381457","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
High-stability, lightweight, ultrathin structured silver/polyetherimide flexible film with Janus wettability and excellent microwave shielding 高稳定性,重量轻,超薄结构银/聚醚酰亚胺柔性膜与Janus润湿性和优异的微波屏蔽
2区 材料科学
Nano Research Pub Date : 2025-12-01 DOI: 10.26599/nr.2025.94908287
Wan-Rong Yin, Kai Zhang, Xiaojuan Lei, Ming Wang
{"title":"High-stability, lightweight, ultrathin structured silver/polyetherimide flexible film with Janus wettability and excellent microwave shielding","authors":"Wan-Rong Yin, Kai Zhang, Xiaojuan Lei, Ming Wang","doi":"10.26599/nr.2025.94908287","DOIUrl":"https://doi.org/10.26599/nr.2025.94908287","url":null,"abstract":"Herein, we present a strategic approach to fabricate ultra-thin, structured electromagnetic interference (EMI) shielding films with Janus hydrophilic/hydrophobic surfaces, integrating polyetherimide (PEI) microsphere synthesis, silver (Ag) surface deposition, and solvent casting techniques. PEI microspheres with a diameter of ~4.78 μm are firstly synthesized via an emulsion technology. PEI@Ag composite films with a thickness of 25±5 μm were fabricated by conformal deposition of a dense silver shell through chemical plating and subsequently a micro-oscillation casting method. These films synergize ultra-thin dimensions with exceptional EMI shielding performance, which corresponds to an exceptional SE-to-thickness ratio (SE/d) of 1.2×10³ dB/mm, thereby highlighting the pronounced benefit derived from its ultra-thin architecture. Beyond shielding performance, these films demonstrate outstanding thermal stability, acid/alkali corrosion resistance, and efficient Joule heating conversion, coupled with remarkable flexibility and lightweight characteristics, while retaining the unique Janus wettability. Such multifunctional integration renders the films highly attractive for advanced EMI shielding applications in extreme outdoor environments, highlighting their potential as next-generation solutions for demanding engineering scenarios.","PeriodicalId":713,"journal":{"name":"Nano Research","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147333521","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Self-powered triboelectric nanogenerator patch with ZIF-67 integrated conductive hydrogel for infected wound healing 自供电摩擦电纳米发电机贴片与ZIF-67集成导电水凝胶感染伤口愈合
2区 材料科学
Nano Research Pub Date : 2025-12-01 DOI: 10.26599/nr.2026.94908364
Yaqi Wang, Kun Wang, Rui Liu, Jian Zhang, Changzhen Xu, Dongzong Huang, Guofeng Li, Xinyue Ma, Weiguo Hu, Yong Long, Hongbo Li, Rongchen Xu
{"title":"Self-powered triboelectric nanogenerator patch with ZIF-67 integrated conductive hydrogel for infected wound healing","authors":"Yaqi Wang, Kun Wang, Rui Liu, Jian Zhang, Changzhen Xu, Dongzong Huang, Guofeng Li, Xinyue Ma, Weiguo Hu, Yong Long, Hongbo Li, Rongchen Xu","doi":"10.26599/nr.2026.94908364","DOIUrl":"https://doi.org/10.26599/nr.2026.94908364","url":null,"abstract":"The clinical management of infected wounds remains challenging due to limitations of conventional therapies and risks of bacterial infections. Though electrical stimulation (ES) is promising for infected wound healing, conventional ES devices face practical barriers. Triboelectric nanogenerators (TENGs) offer a new strategy for ES in wound healing, yet bacterial infections can corrode TENG materials and reduce their efficacy. Here, we developed a self-powered wound dressing system based on TENG, incorporating an antibacterial conductive hydrogel composed of polydopamine (PDA), polyacrylamide (PAM), and metal-organic framework zeolitic imidazolate framework-67 (ZIF-67). This hydrogel exhibits excellent mechanical properties and intrinsic antibacterial activity, reducing infection risk and protecting TENG integrity. In vitro studies revealed that such TENG patch promoted the proliferation, adhesion and migration of keratinocytes, and achieving over 96% bactericidal efficiency against both <em>S. aureus</em> and <em>E. coli</em>. Moreover, the TENG patch facilitated the infected rat skin wound to heal within 14 days by reducing inflammatory response and promoting tissue regeneration. This work provides a new solution with clinical potential for treating infected wounds by synergistic effects of electrical stimulation and novel antibacterial materials, and opens up a new insight in designing TENG devices.","PeriodicalId":713,"journal":{"name":"Nano Research","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147330988","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Electronic interaction of highly-dispersed Pd with defect-rich nickel disulfide nanoarrays for selective ethylene glycol-to-glycolate electroconversion 高分散Pd与富缺陷二硫化镍纳米阵列的电子相互作用在选择性乙二醇-乙醇酸电转化中的应用
2区 材料科学
Nano Research Pub Date : 2025-12-01 DOI: 10.26599/nr.2026.94908315
Zhaogang Peng, Xiaofei Guan, Yunan Yi, Yao‐Yue Yang
{"title":"Electronic interaction of highly-dispersed Pd with defect-rich nickel disulfide nanoarrays for selective ethylene glycol-to-glycolate electroconversion","authors":"Zhaogang Peng, Xiaofei Guan, Yunan Yi, Yao‐Yue Yang","doi":"10.26599/nr.2026.94908315","DOIUrl":"https://doi.org/10.26599/nr.2026.94908315","url":null,"abstract":"<strong>&nbsp;</strong>Palladium (Pd) is regarded as one of the most active catalysts for electrochemical ethylene glycol oxidation (EGOR) to value-added glycolate, but its large-scale application is still restricted by limited catalytic effectiveness and exorbitant cost. Herein, we design and synthesize the defect-rich nickel sulfide nanosheet arrays on nickel foam (Ni<sub>3-x</sub>Co<sub>x</sub>S<sub>2</sub>@NF) as the self-supported substrate to anchor well-dispersive Pd nanoparticles (Pd-Ni<sub>3-x</sub>Co<sub>x</sub>S<sub>2</sub>@NF) with its loading as low as ca. 3.03 wt.%, which is conducive to the exposure and utilization of the active Pd sites. The optimal Pd-Ni<sub>3-x</sub>Co<sub>x</sub>S<sub>2</sub>@NF electrocatalyst (1 cm<sup>2</sup> working area) could achieve an efficient EGOR performance, showing a current density of 100 mA cm<sup>−2</sup> at 0.77 V vs. RHE, and 98.1% faradic efficiency of glycolate. Furthermore, the in-situ Raman spectra reveal that the interaction between Pd and Ni<sub>3-x</sub>Co<sub>x</sub>S<sub>2</sub>@NF significantly increasing the adsorption of EG, and Ni<sub>3-x</sub>Co<sub>x</sub>S<sub>2</sub>@NF enhances the *OH adsorption capacity, thus further improve the EGOR activity and stability. This study provides an effective paradigm for enhancing the utilization and electrocatalytic performance of noble metallic catalysts, and also offers a deep insight into the interaction between the active sites and substrate.","PeriodicalId":713,"journal":{"name":"Nano Research","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147333694","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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