ACS Materials Letters最新文献

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Enzyme-Responsive Assembly of Cysteine-Terminated Heparan Sulfate Proteoglycan Ligands for Osteoinductive Biphasic Scaffold Formation 半胱氨酸末端硫酸肝素蛋白聚糖配体对骨诱导双相支架形成的酶响应组装
IF 8.7 1区 化学
ACS Materials Letters Pub Date : 2025-07-23 DOI: 10.1021/acsmaterialslett.5c00748
Beibei Zhang, Junchao Zhi, Huilin Wei, Qizheng Zhang, Enming Du, Ting Liang, Xunwu Hu*, Chengzhi Jin* and Ye Zhang*, 
{"title":"Enzyme-Responsive Assembly of Cysteine-Terminated Heparan Sulfate Proteoglycan Ligands for Osteoinductive Biphasic Scaffold Formation","authors":"Beibei Zhang,&nbsp;Junchao Zhi,&nbsp;Huilin Wei,&nbsp;Qizheng Zhang,&nbsp;Enming Du,&nbsp;Ting Liang,&nbsp;Xunwu Hu*,&nbsp;Chengzhi Jin* and Ye Zhang*,&nbsp;","doi":"10.1021/acsmaterialslett.5c00748","DOIUrl":"https://doi.org/10.1021/acsmaterialslett.5c00748","url":null,"abstract":"<p >Traditional osteoinductive strategies that rely on exogenous growth factors often face challenges, such as uncontrolled differentiation and transient efficacy. To overcome these limitations, we engineered a cysteine-terminated heparan sulfate proteoglycan (HSPG) binding peptide that self-assembles into an enzyme-responsive, biphasic scaffold, emulating the native bone extracellular matrix. This scaffold enables spatiotemporally regulated phosphate release and mineralization in response to alkaline phosphatase (ALP) activity, thereby preventing premature calcification. <i>In vitro</i>, the scaffold promotes osteogenic differentiation of human mesenchymal stem cells (hMSCs) by enhancing focal adhesion maturation, increasing actomyosin contractility, and activating YAP-dependent transcription. By integrating ALP-triggered mineralization with HSPG-targeting, this dynamic and biomimetic platform offers a growth-factor-free strategy for controlled osteoinduction. This strategy supports the design of osteoinductive materials that balance the bioactivity and mineralization control.</p>","PeriodicalId":19,"journal":{"name":"ACS Materials Letters","volume":"7 8","pages":"3017–3025"},"PeriodicalIF":8.7,"publicationDate":"2025-07-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144806834","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Correction to “Poly(alkylideneamine) Dendrimer Nanogels Codeliver Drug and Nucleotide To Alleviate Anticancer Drug Resistance through Immunomodulation” 更正“聚(烷基二胺)树状分子纳米凝胶通过免疫调节共同递送药物和核苷酸减轻抗癌耐药”
IF 8.7 1区 化学
ACS Materials Letters Pub Date : 2025-07-23 DOI: 10.1021/acsmaterialslett.5c01033
Yue Gao, Zhijun Ouyang, Gaoming Li, Qiuyu Yu, Waicong Dai, João Rodrigues, Andrij Pich*, Meera Moydeen Abdul Hameed, Mingwu Shen* and Xiangyang Shi*, 
{"title":"Correction to “Poly(alkylideneamine) Dendrimer Nanogels Codeliver Drug and Nucleotide To Alleviate Anticancer Drug Resistance through Immunomodulation”","authors":"Yue Gao,&nbsp;Zhijun Ouyang,&nbsp;Gaoming Li,&nbsp;Qiuyu Yu,&nbsp;Waicong Dai,&nbsp;João Rodrigues,&nbsp;Andrij Pich*,&nbsp;Meera Moydeen Abdul Hameed,&nbsp;Mingwu Shen* and Xiangyang Shi*,&nbsp;","doi":"10.1021/acsmaterialslett.5c01033","DOIUrl":"https://doi.org/10.1021/acsmaterialslett.5c01033","url":null,"abstract":"","PeriodicalId":19,"journal":{"name":"ACS Materials Letters","volume":"7 8","pages":"3026"},"PeriodicalIF":8.7,"publicationDate":"2025-07-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144807179","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Exploring Newly Designed Mn-MOF for Sustainable Energy Harvesting and Smart Parking System 探索新设计的Mn-MOF可持续能源收集和智能停车系统
IF 8.7 1区 化学
ACS Materials Letters Pub Date : 2025-07-22 DOI: 10.1021/acsmaterialslett.5c00661
Zahir Abbas, Monunith Anithkumar, Thanjan Shaji Bincy, Sang-Jae Kim* and Shaikh M. Mobin*, 
{"title":"Exploring Newly Designed Mn-MOF for Sustainable Energy Harvesting and Smart Parking System","authors":"Zahir Abbas,&nbsp;Monunith Anithkumar,&nbsp;Thanjan Shaji Bincy,&nbsp;Sang-Jae Kim* and Shaikh M. Mobin*,&nbsp;","doi":"10.1021/acsmaterialslett.5c00661","DOIUrl":"https://doi.org/10.1021/acsmaterialslett.5c00661","url":null,"abstract":"<p >Specifically designed functional metal–organic frameworks (MOFs) have emerged as promising materials for triboelectric nanogenerators (TENGs). However, a material for achieving high triboelectric effects and efficient output performance without using any commercial tribo active polymers is urgently needed. By designing MOFs using reticular chemistry, herein, a Mn-MOF named <b>IITI-4</b> is explored. <b>IITI-4</b> exhibits a high modulation chain-like structure to develop multiple nanotubular porous channels. The high porosity can hold charge and reduce the charge decay with a loss of only 4.8% confirmed via KPFM measurement. <b>IITI-4</b> was explored in a TENG-based energy-harvesting device with the MOF as the active layer. The <b>IITI-4</b> TENG device achieved an excellent voltage of 201.3 V. The <b>IITI-4</b> TENG device showed excellent capability by powering low-power electronics. A smart parking system was developed using a <b>IITI-4</b> TENG for monitoring the occupancy and vacancy of parking slots. Real-time results were displayed to alert personnel managing the smart parking system.</p>","PeriodicalId":19,"journal":{"name":"ACS Materials Letters","volume":"7 8","pages":"3009–3016"},"PeriodicalIF":8.7,"publicationDate":"2025-07-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144806930","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Harnessing Excited-State Energy Transfer for the Activation of Dark Triplet Excitons and Phosphorescence in Hybrid Organic–Inorganic 2D Perovskite 利用激发态能量转移激活有机-无机杂化二维钙钛矿中的暗三重态激子和磷光
IF 8.7 1区 化学
ACS Materials Letters Pub Date : 2025-07-21 DOI: 10.1021/acsmaterialslett.5c00690
Satyam Jena, Balpartap Singh, Aditya Sadhanala and Sachin R Rondiya*, 
{"title":"Harnessing Excited-State Energy Transfer for the Activation of Dark Triplet Excitons and Phosphorescence in Hybrid Organic–Inorganic 2D Perovskite","authors":"Satyam Jena,&nbsp;Balpartap Singh,&nbsp;Aditya Sadhanala and Sachin R Rondiya*,&nbsp;","doi":"10.1021/acsmaterialslett.5c00690","DOIUrl":"https://doi.org/10.1021/acsmaterialslett.5c00690","url":null,"abstract":"<p >The present work introduces a hybrid organic–inorganic 2D perovskite, where a rational molecular design strategy enables efficient triplet exciton generation through an excited-state energy transfer process. Upon photoexcitation, a sharp emission peak having a narrow bandwidth is observed at ∼400 nm, reflecting excitonic emission from the perovskite, which subsequently undergoes energy transfer to the energetically aligned triplet state of the organic spacer. The triplet state of the spacer molecule then undergoes radiative intersystem crossing to the ground state, resulting in broad phosphorescence emission at ∼560 nm, having an excited state lifetime of ∼30 ms under an ambient atmosphere. Further, the overlap of the phosphorescence spectra of the organic spacer and delayed luminescence of perovskite provides additional evidence for the proposed excited-state energy transfer mechanism. Collectively, the temperature-dependent photoluminescence, PL excitation, and delayed luminescence studies presented here provide strong evidence of the mechanistic insights into the excited-state dynamics in 2D perovskites.</p>","PeriodicalId":19,"journal":{"name":"ACS Materials Letters","volume":"7 8","pages":"2996–3001"},"PeriodicalIF":8.7,"publicationDate":"2025-07-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144806884","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Environmentally Sustainable Polyarylate Nanofiber Aerogels with Superior Thermal, Acoustic, and Electromagnetic Insulation Properties 环境可持续聚芳酯纳米纤维气凝胶具有优越的热,声学和电磁绝缘性能
IF 8.7 1区 化学
ACS Materials Letters Pub Date : 2025-07-21 DOI: 10.1021/acsmaterialslett.5c00796
Mengting She, Kaiwen Bai, Huimin Xie, Yuhan Cai, Qingquan Tang, Lei Shao, Xueyang Liu, Yingbin Jia, Hua Wang and Siwei Xiong*, 
{"title":"Environmentally Sustainable Polyarylate Nanofiber Aerogels with Superior Thermal, Acoustic, and Electromagnetic Insulation Properties","authors":"Mengting She,&nbsp;Kaiwen Bai,&nbsp;Huimin Xie,&nbsp;Yuhan Cai,&nbsp;Qingquan Tang,&nbsp;Lei Shao,&nbsp;Xueyang Liu,&nbsp;Yingbin Jia,&nbsp;Hua Wang and Siwei Xiong*,&nbsp;","doi":"10.1021/acsmaterialslett.5c00796","DOIUrl":"https://doi.org/10.1021/acsmaterialslett.5c00796","url":null,"abstract":"<p >Polyarylate nanofiber aerogels (PAR NFAs) offer superior thermal insulation, acoustic attenuation, electromagnetic transparency, and recyclability, addressing limitations associated with traditional aramid aerogels. Leveraging the oriented liquid-crystal state and thermoplastic nature of polyarylate, PAR NFAs were fabricated via streamlined processing and adhesive-free thermal welding. Experimental results demonstrate exceptionally low thermal conductivity (0.027 W/mK), significantly outperforming commercial rubber (0.0817 W/mK) and PU foams (0.102 W/mK). In thermal insulation tests, PAR NFAs achieved a 49.6 °C temperature difference in 60 s, surpassing rubber (37.2 °C) and PU foams (23 °C). Additionally, the aerogels exhibited enhanced acoustic performance with a noise reduction coefficient (0.317) surpassing both commercial alternatives. They also maintained outstanding electromagnetic transparency within 1.6–10 GHz. Remarkably, PAR NFAs can be sustainably recycled through mechanical dissociation or melt reprocessing, presenting substantial promise for advanced aerospace, thermal management, acoustic insulation, and stealth applications.</p>","PeriodicalId":19,"journal":{"name":"ACS Materials Letters","volume":"7 8","pages":"3002–3008"},"PeriodicalIF":8.7,"publicationDate":"2025-07-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144806915","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Vacuum-Depositable Fluorinated Photoresist toward Organic Light-Emitting Diode (OLED) Patterning 用于有机发光二极管(OLED)图案的真空沉积氟化光刻胶
IF 8.7 1区 化学
ACS Materials Letters Pub Date : 2025-07-18 DOI: 10.1021/acsmaterialslett.5c00683
Gayoung Kim, Yu-Jeong Kwon, Hyo-Eun Choi, Hanbeen Lee, Jeong-Hwan Lee, Myungwoong Kim, Jin-Kyun Lee*, Gwiwon Jang, Taewoo Kim, Jun Yeob Lee, Keewook Paeng*, Eun Yeong Soh, Doo Hong Kim and Byung Jun Jung*, 
{"title":"Vacuum-Depositable Fluorinated Photoresist toward Organic Light-Emitting Diode (OLED) Patterning","authors":"Gayoung Kim,&nbsp;Yu-Jeong Kwon,&nbsp;Hyo-Eun Choi,&nbsp;Hanbeen Lee,&nbsp;Jeong-Hwan Lee,&nbsp;Myungwoong Kim,&nbsp;Jin-Kyun Lee*,&nbsp;Gwiwon Jang,&nbsp;Taewoo Kim,&nbsp;Jun Yeob Lee,&nbsp;Keewook Paeng*,&nbsp;Eun Yeong Soh,&nbsp;Doo Hong Kim and Byung Jun Jung*,&nbsp;","doi":"10.1021/acsmaterialslett.5c00683","DOIUrl":"https://doi.org/10.1021/acsmaterialslett.5c00683","url":null,"abstract":"<p >In this letter, we report fluorinated photoresist (PR) formulations compatible with vacuum evaporation deposition, enabling fine pixel patterning for organic light-emitting diode (OLED) displays. Conventional solution-processable PRs, even when employing chemically orthogonal materials or passivation layers, must be created outside the vacuum chamber under ambient conditions, which risks degradation of sensitive organic semiconductor stacks. To address this limitation, we implemented vacuum-depositable PRs that can be applied within the same vacuum environment used for semiconductor layer deposition. The formulation consists of <b>R</b><sub><b>F</b></sub><b>-SP</b>, a spiropyran (SP) derivative that undergoes UV-induced photoisomerization to modulate solubility in fluorous solvents, and <b>BNF-6</b>, which functions as a diluent while enhancing the glass transition temperature and etch resistance. By tuning the <b>R</b><sub><b>F</b></sub><b>-SP</b>/<b>BNF-6</b> ratio, the tone of PR patterns could be adjusted after development. This approach enabled successful photolithographic patterning of both electron-transport layers (ETLs) and emissive layers (EMLs), demonstrating strong potential for vacuum-based OLED fabrication.</p>","PeriodicalId":19,"journal":{"name":"ACS Materials Letters","volume":"7 8","pages":"2988–2995"},"PeriodicalIF":8.7,"publicationDate":"2025-07-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144806606","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Engineering the Electronic Structure and Optoelectronic Properties of Chiral Metal Halides through Cation Design 通过阳离子设计来工程化手性金属卤化物的电子结构和光电性能。
IF 8.7 1区 化学
ACS Materials Letters Pub Date : 2025-07-18 DOI: 10.1021/acsmaterialslett.5c00666
Clarissa Coccia, Marco Moroni*, Massimo Boiocchi, Marta Morana, Maddalena Patrini, Doretta Capsoni, Alessio Porta, Andera Olivati, Giulia Folpini, Annamaria Petrozza, Luca Gregori, Edoardo Mosconi, Filippo De Angelis and Lorenzo Malavasi*, 
{"title":"Engineering the Electronic Structure and Optoelectronic Properties of Chiral Metal Halides through Cation Design","authors":"Clarissa Coccia,&nbsp;Marco Moroni*,&nbsp;Massimo Boiocchi,&nbsp;Marta Morana,&nbsp;Maddalena Patrini,&nbsp;Doretta Capsoni,&nbsp;Alessio Porta,&nbsp;Andera Olivati,&nbsp;Giulia Folpini,&nbsp;Annamaria Petrozza,&nbsp;Luca Gregori,&nbsp;Edoardo Mosconi,&nbsp;Filippo De Angelis and Lorenzo Malavasi*,&nbsp;","doi":"10.1021/acsmaterialslett.5c00666","DOIUrl":"10.1021/acsmaterialslett.5c00666","url":null,"abstract":"<p >The tunability of hybrid organic–inorganic metal halides through targeted chemical design is one of their most attractive features, enabling fine control over physical properties for optoelectronic applications. In chiral systems, where chirality is introduced via organic amines, this tunability is often limited by the scarcity of suitable chiral cations. In this study, we report a family of 1D lead- and tin-based chiral hybrid halides incorporating a tailor-made cation bearing both amino and hydroxyl functional groups. This chiral ligand enables the synthesis of enantiopure (<i>S/R</i>-AMOL)SnI<sub>3</sub> and (<i>S/R</i>-AMOL)PbI<sub>3</sub>, where <i>S/R</i>-AMOL stands for (2<i>S</i>,2′<i>S</i>)-1,1′-azanediylbis(butan-2-ol) or (2<i>R</i>,2′<i>R</i>)-1,1′-azanediylbis(butan-2-ol). These compounds exhibit distinctive structural arrangements and bonding interactions, demonstrating effective chirality transfer through chiral centers bearing hydroxyl groups. Remarkably, substantial differences in the electronic structure and chiroptical properties are observed between the Sn and Pb analogues, including variations in emission characteristics, exciton binding energy, and orbital contributions to the electronic structure.</p>","PeriodicalId":19,"journal":{"name":"ACS Materials Letters","volume":"7 8","pages":"2980–2987"},"PeriodicalIF":8.7,"publicationDate":"2025-07-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12327265/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144797605","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ambient Nucleation and Growth of Highly Crystalline Imine-Connected Covalent Organic Frameworks for Scalable Synthesis 可扩展合成高结晶亚胺连接共价有机骨架的环境成核和生长
IF 8.7 1区 化学
ACS Materials Letters Pub Date : 2025-07-17 DOI: 10.1021/acsmaterialslett.5c00707
Xiaogeng Lin, Xingyu Ma, Shijun Li, Kaiyu Xiong and Lei Li*, 
{"title":"Ambient Nucleation and Growth of Highly Crystalline Imine-Connected Covalent Organic Frameworks for Scalable Synthesis","authors":"Xiaogeng Lin,&nbsp;Xingyu Ma,&nbsp;Shijun Li,&nbsp;Kaiyu Xiong and Lei Li*,&nbsp;","doi":"10.1021/acsmaterialslett.5c00707","DOIUrl":"https://doi.org/10.1021/acsmaterialslett.5c00707","url":null,"abstract":"<p >The exploration of facile polymerization strategies is critical for circumventing frustrating issues in the preparation of conventional covalent organic frameworks (COFs) and promoting their promising applications. Here, we report an ambient nucleation and growth strategy for synthesizing highly crystalline imine-connected COFs. The tetrahydrofuran/toluene cosolvent ensures the optimal dissolution of both monomers and oligomers, while aliphatic amine further enhances the solubility of aldehyde monomers and modulates the molecular assembly dynamically. Ordered COF nanosheets are observed in the early stage of polymerization, indicating the different nucleation mechanism from the predominant error-correction concept. This strategy demonstrates great versatility and robustness for 12 COFs with various functional groups and programmable topologies are successfully prepared, and near-theoretical surface areas in COF-TBDM and COF-TATA are achieved even in the large-scale (5 g) production batch. The effective integration of palladium nanoparticles (Pd NPs) on COF-TBDM is realized, resulting in a Pd@COF-TBDM catalyst with exceptional catalytic performance and stability during the nitro-hydrogenation reaction.</p>","PeriodicalId":19,"journal":{"name":"ACS Materials Letters","volume":"7 8","pages":"2970–2979"},"PeriodicalIF":8.7,"publicationDate":"2025-07-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144806333","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
MOF-Based Chemi-/Physi-Relay Sorbents for High Performance CO2 Capture under Flue Gas Humidity 基于mof的化学/物理中继吸附剂在烟气湿度下的高性能CO2捕获
IF 8.7 1区 化学
ACS Materials Letters Pub Date : 2025-07-14 DOI: 10.1021/acsmaterialslett.5c00904
Bo-Xin Zhang, Jing-Kai Wang, Ying Jiao, Wenxuan Zhu, Xingxing Zhong, Xiaoyan Jiang and Xiang Zhao*, 
{"title":"MOF-Based Chemi-/Physi-Relay Sorbents for High Performance CO2 Capture under Flue Gas Humidity","authors":"Bo-Xin Zhang,&nbsp;Jing-Kai Wang,&nbsp;Ying Jiao,&nbsp;Wenxuan Zhu,&nbsp;Xingxing Zhong,&nbsp;Xiaoyan Jiang and Xiang Zhao*,&nbsp;","doi":"10.1021/acsmaterialslett.5c00904","DOIUrl":"https://doi.org/10.1021/acsmaterialslett.5c00904","url":null,"abstract":"<p >Metal–organic frameworks (MOFs) are promising candidates for postcombustion flue gas CO<sub>2</sub> capture. MOF-based sorbents are either physisorption-dominating or chemisorption-dominating. The former often lacks strong binding sites for low-pressure CO<sub>2</sub> capture or suffers from performance degradation under moisture, while the latter typically requires a high regeneration energy. Herein, we report amine-grafted CPM-200 materials that overcome these limitations through a chemisorption-physisorption relay mechanism. Structural characterization reveals distinct chemisorption and physisorption regions, with dual-stage sorption confirmed by isotherms, heat of adsorption, and <sup>13</sup>C NMR. The optimized en-CPM-200 demonstrates exceptional performance: high CO<sub>2</sub> uptake (2.62 mmol/g at 0.15 bar), outstanding selectivity (CO<sub>2</sub>/N<sub>2</sub> ∼ 1367), and moderate adsorption heat (54.6 kJ/mol). Remarkably, under realistic flue gas conditions (6% water content), en-CPM-200 shows a 26% increase in dynamic CO<sub>2</sub> uptake versus dry conditions while maintaining excellent cycling stability. This humidity-enhanced performance, combined with balanced adsorption heat, positions en-CPM-200 among the most promising sorbents for practical postcombustion carbon capture.</p>","PeriodicalId":19,"journal":{"name":"ACS Materials Letters","volume":"7 8","pages":"2963–2969"},"PeriodicalIF":8.7,"publicationDate":"2025-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144806282","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Tailoring Crucible Surfaces for Suppressing Volatile Element Loss 裁剪坩埚表面以抑制挥发性元素损失
IF 8.7 1区 化学
ACS Materials Letters Pub Date : 2025-07-14 DOI: 10.1021/acsmaterialslett.5c00633
Yihang Yang, Luyao Wang*, Yingjie He, Ruixin Hao, Hongsheng Shi, Xinshui Zhang, Jiameng Yu, Chang Zhang, Yining Zhang, Ran Wei, Tianyi Gao, Yi Yu and Wei Liu*, 
{"title":"Tailoring Crucible Surfaces for Suppressing Volatile Element Loss","authors":"Yihang Yang,&nbsp;Luyao Wang*,&nbsp;Yingjie He,&nbsp;Ruixin Hao,&nbsp;Hongsheng Shi,&nbsp;Xinshui Zhang,&nbsp;Jiameng Yu,&nbsp;Chang Zhang,&nbsp;Yining Zhang,&nbsp;Ran Wei,&nbsp;Tianyi Gao,&nbsp;Yi Yu and Wei Liu*,&nbsp;","doi":"10.1021/acsmaterialslett.5c00633","DOIUrl":"https://doi.org/10.1021/acsmaterialslett.5c00633","url":null,"abstract":"<p >For ceramic solid electrolytes with volatile elements (lithium, sodium, etc.), it is difficult to precisely control the composition after sintering, leading to low ionic conductivity. Herein, we design a special crucible that can suppress Li loss for sintering high-quality Ta-doped Li<sub>7</sub>La<sub>3</sub>Zr<sub>2</sub>O<sub>12</sub> (LLZTO) ceramics without using mother powder. The photopolymerization three-dimensional (3D) printed Al<sub>2</sub>O<sub>3</sub> crucible, offering manufacturing flexibility in size and shape, undergoes gas–solid reactive sintering to form a dense LiAlO<sub>2</sub> layer on its surface that suppresses lithium loss by preventing lithium from reacting with the crucible. Interestingly, the LiAlO<sub>2</sub> layer indicates a large average grain size of 30.2 μm and ⟨111⟩ crystallographic orientation. The LLZTO ceramics sintered in this Al<sub>2</sub>O<sub>3</sub>@LiAlO<sub>2</sub> crucible exhibit higher ionic conductivity than those sintered in a traditional Al<sub>2</sub>O<sub>3</sub> crucible. Furthermore, the Al<sub>2</sub>O<sub>3</sub>@LiAlO<sub>2</sub> crucible is reusable, significantly reducing the preparation costs. This method can be extended to the preparation of other materials prone to element loss at high temperatures.</p>","PeriodicalId":19,"journal":{"name":"ACS Materials Letters","volume":"7 8","pages":"2955–2962"},"PeriodicalIF":8.7,"publicationDate":"2025-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144806130","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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