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Ferroelectric modulated visual devices with spatial and temporal polarization-sensitivity for information recognition and processing in visibility-degraded environments 具有空间和时间极化敏感性的铁电调制视觉装置,用于能见度退化环境中的信息识别和处理
IF 19.6 1区 材料科学
Infomat Pub Date : 2026-10-19 Epub Date: 2026-08-12 DOI: 10.1002/inf2.70171
Zhaoying Dang, Yifei Zhao, Feng Guo, Tao Yu, Hengrui Guo, Jialin Li, Qilong Cui, Qing Li, Jianhua Hao
{"title":"Ferroelectric modulated visual devices with spatial and temporal polarization-sensitivity for information recognition and processing in visibility-degraded environments","authors":"Zhaoying Dang,&nbsp;Yifei Zhao,&nbsp;Feng Guo,&nbsp;Tao Yu,&nbsp;Hengrui Guo,&nbsp;Jialin Li,&nbsp;Qilong Cui,&nbsp;Qing Li,&nbsp;Jianhua Hao","doi":"10.1002/inf2.70171","DOIUrl":"https://doi.org/10.1002/inf2.70171","url":null,"abstract":"<p>Biological visual systems with polarization sensitivity enable perception in complex environments beyond the capability of human vision. The realization of polarization-sensitive visual devices with such integrated spatial and temporal perception and nonvolatile modulation remains challenging. Here, drawing inspiration from ocular function of mantis shrimp, we combine intrinsic anisotropy of palladium diselenide (PdSe<sub>2</sub>) and interfacial ferroelectric field from Poly(vinylidene fluoride-trifluoroethylene) (P(VDF-TrFE)) to drive polarized and nonvolatile synaptic weight modulation. The proposed architecture enables high-resolution imaging with a wide grayscale range based on underwater environment by spatially distributed polarization illumination. Polarization-resolved imaging yields graded recognition accuracies ranging from 66.2% to 93.9% without multiframe collection or off-chip processing, while polarization-dependent kernels facilitate fuzzy image sharpening and feature extraction. We further demonstrate vehicular temporal-evolved direction identification within reduced visibility and disruptive interference conditions. Owing to the specific polarized illumination and distinguishable temporal encoding, the visual system realizes high-accuracy direction recognition of 96.3% based on in-sensor reservoir computing (RC) and mitigates contrast loss from the foggy weather. This work advances polarization-enhanced machine vision and provides a viable pathway toward multidimensional perceptual processing through optoelectronic systems.</p><p>\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure></p>","PeriodicalId":48538,"journal":{"name":"Infomat","volume":"8 10","pages":""},"PeriodicalIF":19.6,"publicationDate":"2026-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/inf2.70171","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149219552","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Endohedral fullerenes as qubits: From synthesis to quantum computing applications 内嵌富勒烯作为量子比特:从合成到量子计算应用
IF 19.6 1区 材料科学
Infomat Pub Date : 2026-10-19 Epub Date: 2026-07-07 DOI: 10.1002/inf2.70158
Jeong-Seok Nam, Jiye Han, Jin-Myung Choi, Franklin H. Cho, Daniel K. Park, Seunghee Park, Yoshifumi Hashikawa, Yasujiro Murata, Eunsang Kwon, Dong-Hwan Kim, Junki Kim, Il Jeon
{"title":"Endohedral fullerenes as qubits: From synthesis to quantum computing applications","authors":"Jeong-Seok Nam,&nbsp;Jiye Han,&nbsp;Jin-Myung Choi,&nbsp;Franklin H. Cho,&nbsp;Daniel K. Park,&nbsp;Seunghee Park,&nbsp;Yoshifumi Hashikawa,&nbsp;Yasujiro Murata,&nbsp;Eunsang Kwon,&nbsp;Dong-Hwan Kim,&nbsp;Junki Kim,&nbsp;Il Jeon","doi":"10.1002/inf2.70158","DOIUrl":"https://doi.org/10.1002/inf2.70158","url":null,"abstract":"<p>Since the 1980s, quantum computing has progressed significantly, evolving from theoretical models to early working devices. Due to their unique molecular structure, endohedral fullerenes offer long decoherence times, stable operation under ambient conditions, and cost-effective fabrication, making them promising candidates for qubit implementation in quantum computing. In this review, we examine research efforts on endohedral fullerene-based quantum computing across various platforms and molecular types, with a particular focus on the synthetic challenges that remain a critical bottleneck for practical device integration. This review classifies the different types of endohedral fullerene-based quantum devices, explores their current limitations, and discusses future prospects. Endohedral fullerene-based quantum technology has the potential to transform endohedral fullerene-based quantum computing, enabling solutions to complex industrial problems and advancing the development of fault-tolerant quantum technologies.</p><p>\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure></p>","PeriodicalId":48538,"journal":{"name":"Infomat","volume":"8 10","pages":""},"PeriodicalIF":19.6,"publicationDate":"2026-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/inf2.70158","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149219544","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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 nano-Al/HMX/CuO energetic micro-units unlocks superior interface and highly efficient combustion 构建纳米al /HMX/CuO高能微单元,解锁优越的界面和高效的燃烧
IF 19.6 1区 材料科学
Infomat Pub Date : 2026-10-19 Epub Date: 2026-07-12 DOI: 10.1002/inf2.70167
Gazi Hao, Tianxu Xi, Yong Kou, Cheng Zhang, Ronghuan Yang, Jiahao Yu, Qiangqiang Lu, Hongyu Yang, Chong Chen, Lei Xiao, Jun Di, Fengqi Zhao, Wei Jiang
{"title":"Architecting nano-Al/HMX/CuO energetic micro-units unlocks superior interface and highly efficient combustion","authors":"Gazi Hao,&nbsp;Tianxu Xi,&nbsp;Yong Kou,&nbsp;Cheng Zhang,&nbsp;Ronghuan Yang,&nbsp;Jiahao Yu,&nbsp;Qiangqiang Lu,&nbsp;Hongyu Yang,&nbsp;Chong Chen,&nbsp;Lei Xiao,&nbsp;Jun Di,&nbsp;Fengqi Zhao,&nbsp;Wei Jiang","doi":"10.1002/inf2.70167","DOIUrl":"https://doi.org/10.1002/inf2.70167","url":null,"abstract":"<p>The combustion performance and interfacial-mechanical properties of the Al/HMX composite are pivotal to its application in propellant and explosive formulations. Although nano-aluminum (n-Al) possesses high reactivity, issues such as particle agglomeration and surface oxidation limit its combustion efficiency and mechanical properties, hindering its direct application. Spherical Al/HMX/CuO composite energetic micro-units were designed using multiscale simulations combining molecular dynamics and computational fluid dynamics. Using fluororubber F<sub>2603</sub> as the binder, the micro-units were precisely and controllably fabricated employing coaxial microfluidic technology. Characterization indicates that the n-Al particles are pre-dispersed within the micro-units, suppressing their agglomeration. The addition of F<sub>2603</sub> as an interfacial modifier enhances hydrophobicity and delays n-Al oxidation. The spherical morphology improves dispersion and flame propagation, while the encapsulation structure promotes efficient mass and heat transfer between n-Al and HMX, significantly enhancing combustion. In the optimized formulation with an Al/HMX mass ratio of 1:2 and 2% CuO content, the micro-unit exhibited a 100% increase in combustion rate, a stable heating rate of 1.04 × 10<sup>4</sup> K s<sup>–1</sup>, and a 5.5% rise in combustion temperature, outperforming physically mixed samples. By revealing the combustion mechanism and structure–performance relationship of energetic micro-units, this study demonstrates precision fabrication advantages of microfluidics to support designing high-performance energetic composites.</p><p>\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure></p>","PeriodicalId":48538,"journal":{"name":"Infomat","volume":"8 10","pages":""},"PeriodicalIF":19.6,"publicationDate":"2026-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/inf2.70167","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149219554","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
3D integration of 2D electronics for AI hardware AI硬件的2D电子3D集成
IF 19.6 1区 材料科学
Infomat Pub Date : 2026-10-19 Epub Date: 2026-09-18 DOI: 10.1002/inf2.70191
Hyunho Seok, Sihoon Son, Hyunbin Choi, Geonwook Kim, Dongho Lee, Seowoo Son, Jinhyoung Lee, Gunhyoung Kim, Taesung Kim
{"title":"3D integration of 2D electronics for AI hardware","authors":"Hyunho Seok,&nbsp;Sihoon Son,&nbsp;Hyunbin Choi,&nbsp;Geonwook Kim,&nbsp;Dongho Lee,&nbsp;Seowoo Son,&nbsp;Jinhyoung Lee,&nbsp;Gunhyoung Kim,&nbsp;Taesung Kim","doi":"10.1002/inf2.70191","DOIUrl":"https://doi.org/10.1002/inf2.70191","url":null,"abstract":"<p>The relentless demand for faster, smaller and more energy-efficient integrated circuits has pushed the semiconductor industry to the performance, power and area (PPA) wall, where interconnect delay and energy dissipation dominate system efficiency. While 2.5D and TSV-based 3D integration offer partial relief, they suffer from long interconnects, thermal hotspots and reliability concerns. Monolithic 3D integration (M3DI) provides a transformative TSV-free paradigm, enabling nanoscale vertical interconnects between front-end-of-line logic and back-end-of-line memory tiers, thereby maximizing PPA efficiency and reducing latency. Here we demonstrate M3DI of two-dimensional (2D) electronics, integrating single-crystalline MoS<sub>2</sub> field-effect transistors with nanocrystalline WS<sub>2</sub> memristors in a vertically stacked 1T1R architecture. These atomically thin devices are BEOL-compatible and scalable, offering uniform threshold and Ion/Ioff distributions for logic, and stable filamentary switching with narrow SET/RESET variability for memory. The resulting arrays achieve ultra-dense integration, reproducible operation and low-latency performance within a compact footprint. Beyond binary switching, the M3DI-1T1R chip exhibits synaptic functionalities including multistate non-volatile memory, spike-timing-dependent plasticity and array-level uniformity, essential for neuromorphic and AI hardware. This work establishes 2D-material-based M3DI as a compelling foundation for next-generation intelligent and energy-efficient computing systems beyond CMOS scaling and von Neumann architectures.</p><p>\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure></p>","PeriodicalId":48538,"journal":{"name":"Infomat","volume":"8 10","pages":""},"PeriodicalIF":19.6,"publicationDate":"2026-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/inf2.70191","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149219499","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Building a library of electrocatalysts based on single-centered metallophthalocyanines 建立单中心金属酞菁电催化剂库
IF 19.6 1区 材料科学
Infomat Pub Date : 2026-10-19 Epub Date: 2026-07-21 DOI: 10.1002/inf2.70170
Jin Hyuk Cho, Yong Hyun Moon, Gwonho Yu, Moon Sung Kang, Ji Hee Jang, Heesung Yoon, Jaehyun Kim, Ho Won Jang, Sang Hyun Ahn, Seoin Back, Youn Jeong Jang, Soo Young Kim
{"title":"Building a library of electrocatalysts based on single-centered metallophthalocyanines","authors":"Jin Hyuk Cho,&nbsp;Yong Hyun Moon,&nbsp;Gwonho Yu,&nbsp;Moon Sung Kang,&nbsp;Ji Hee Jang,&nbsp;Heesung Yoon,&nbsp;Jaehyun Kim,&nbsp;Ho Won Jang,&nbsp;Sang Hyun Ahn,&nbsp;Seoin Back,&nbsp;Youn Jeong Jang,&nbsp;Soo Young Kim","doi":"10.1002/inf2.70170","DOIUrl":"https://doi.org/10.1002/inf2.70170","url":null,"abstract":"<p>Technologies for electrochemical energy conversion play a pivotal role in mitigating global warming and facilitating the transition to a sustainable energy society. Metallophthalocyanine-based electrocatalysts offer significant advantages due to their coordination flexibility, tunability, and electron-deficient nature, all of which enhance electron transfer. Herein, we present a systematically designed electrocatalyst library comprising eight metallophthalocyanines, each tailored to address five key energy conversion reactions. By integrating theoretical modeling with experimental approaches, we conduct an in-depth analysis of the electronic configurations and atomic symmetries of the catalysts. Our study elucidates not only the intrinsic catalytic efficiency but also the scalable synthesis and practical deployability of these electrocatalysts, thereby substantiating their potential for real-world applications. Overall, we aim to accelerate the energy transition, reduce environmental impact, and enhance economic competitiveness by establishing a robust electrocatalyst library for a carbon circular economy.</p><p>\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure></p>","PeriodicalId":48538,"journal":{"name":"Infomat","volume":"8 10","pages":""},"PeriodicalIF":19.6,"publicationDate":"2026-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/inf2.70170","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149219540","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Plastic luminescence in mechanoluminescent composites 机械发光复合材料中的塑料发光
IF 19.6 1区 材料科学
Infomat Pub Date : 2026-10-19 Epub Date: 2026-07-12 DOI: 10.1002/inf2.70164
Jianbo Fei, Jun Xiao, Dengfeng Peng, Xiangsheng Chen
{"title":"Plastic luminescence in mechanoluminescent composites","authors":"Jianbo Fei,&nbsp;Jun Xiao,&nbsp;Dengfeng Peng,&nbsp;Xiangsheng Chen","doi":"10.1002/inf2.70164","DOIUrl":"https://doi.org/10.1002/inf2.70164","url":null,"abstract":"<p>Mechanoluminescence (ML) materials are a novel class of substance that emit light in response to mechanical stimuli. When combined with other materials, their luminescence mechanisms remain unclear, especially during irreversible plastic deformation. In this study, an ML material [(3ZnS/2CaZnOS)<sub>0.98</sub>SrZnOS<sub>0.02</sub>:2%Mn<sup>2+</sup>] was developed and incorporated into epoxy resin to fabricate ML-composite cubic, cylindrical, and spherical specimens. Plastic luminescence of the ML composites was observed after yielding in uniaxial compression tests. Supported by numerical simulations, a strong correlation between luminescence intensity of ML composites and plastic strain was revealed. This indicates that plastic deformation was found to be closely associated with the observed luminescence of homogeneous ML composites. In more complex granular systems, ML-composite particles were synthesized for compression and ring-shear experiments. The results demonstrated that the interparticle frictional slip, a general form of plasticity in granular assembly, coincided with the recorded luminescence. These findings provide critical insights for the luminescence in ML composites during the plastic stage.</p><p>\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure></p>","PeriodicalId":48538,"journal":{"name":"Infomat","volume":"8 10","pages":""},"PeriodicalIF":19.6,"publicationDate":"2026-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/inf2.70164","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149219553","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Room-temperature macroscopic observation of single-electron quantum states 单电子量子态的室温宏观观察
IF 19.6 1区 材料科学
Infomat Pub Date : 2026-10-19 Epub Date: 2026-07-27 DOI: 10.1002/inf2.70172
YanRong Li
{"title":"Room-temperature macroscopic observation of single-electron quantum states","authors":"YanRong Li","doi":"10.1002/inf2.70172","DOIUrl":"https://doi.org/10.1002/inf2.70172","url":null,"abstract":"<p>Single-electron quantum states are confined to cryogenic observation, since miniaturization amplifies fringing capacitance that masks charge quantization. Liu et al. address this with a 2D coplanar architecture suppressing fringing capacitance, achieving a non-volatile ~0.5 V threshold shift per electron at room temperature, an order of magnitude beyond prior devices. It bridges low-temperature single-electron physics and practical memory operation, stabilizing and reading out quantized electronic states under ambient conditions and extending quantum memory to room-temperature semiconductors.</p>","PeriodicalId":48538,"journal":{"name":"Infomat","volume":"8 10","pages":""},"PeriodicalIF":19.6,"publicationDate":"2026-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/inf2.70172","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149219573","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Efficient near-infrared light-emitting diodes via enlarging grains of tin-based perovskites 通过扩大锡基钙钛矿颗粒的高效近红外发光二极管
IF 19.6 1区 材料科学
Infomat Pub Date : 2026-10-19 Epub Date: 2026-08-16 DOI: 10.1002/inf2.70177
Piaoyang Shen, Shuo Ding, Shaowen Chen, Chang Gu, Chaoyu Xiang
{"title":"Efficient near-infrared light-emitting diodes via enlarging grains of tin-based perovskites","authors":"Piaoyang Shen,&nbsp;Shuo Ding,&nbsp;Shaowen Chen,&nbsp;Chang Gu,&nbsp;Chaoyu Xiang","doi":"10.1002/inf2.70177","DOIUrl":"https://doi.org/10.1002/inf2.70177","url":null,"abstract":"<p>Tin (Sn) perovskites light-emitting diodes (PeLEDs) have achieved significant attention because of their enormous potential to replace their hazardous lead counterparts. However, the fast crystalline process leads to growth of small-grain Sn-based perovskite films with high-density grain boundaries that induce Sn<sup>2+</sup> oxidation and severe non-radiative recombination. In this work, we propose a large-grain strategy to fabricate Sn-based perovskite films, wherein penicillamine molecules are introduced to enhance coordination with Sn<sup>2+</sup> and I<sup>−</sup> ions. The strong binding between penicillamine and perovskite significantly slows down the crystallization process, leading to a high-quality film with enlarged grains for efficient near-infrared (NIR) emission. Moreover, penicillamine helps suppress partial Sn<sup>2+</sup>oxidation by reducing Sn<sup>4+</sup> formation and passivating defect sites, specifically Sn<sup>2+</sup> vacancies. Owing to these synergistic enhancements, effective NIR Sn-based PeLEDs are obtained, reaching a maximum external quantum efficiency (EQE) of 17.5% at 894 nm and an operational half-lifetime of 0.95 h under current densities of 100 mA cm<sup>−2</sup>. This work presents a potential method to control the coordination ability with Sn<sup>2+</sup> and I<sup>−</sup> ions and further tune the crystallization process of Sn-based perovskites for highly efficient PeLEDs.</p><p>\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure></p>","PeriodicalId":48538,"journal":{"name":"Infomat","volume":"8 10","pages":""},"PeriodicalIF":19.6,"publicationDate":"2026-10-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/inf2.70177","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149219586","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Bayesian optimization enables balanced ambipolar transport in self-doped random conjugated polymers 贝叶斯优化实现了自掺杂随机共轭聚合物的平衡双极性输运
IF 19.6 1区 材料科学
Infomat Pub Date : 2026-08-27 Epub Date: 2026-05-22 DOI: 10.1002/inf2.70154
Pinyu Chen, Xiangrui Gong, Tianqiang Cui, Bolun Huang, Ying Jiang, Ye Zou, Lang Jiang, Baoxin Zhang, Chengshan Yuan, Xiangfeng Shao, Hao-Li Zhang, Zitong Liu
{"title":"Bayesian optimization enables balanced ambipolar transport in self-doped random conjugated polymers","authors":"Pinyu Chen,&nbsp;Xiangrui Gong,&nbsp;Tianqiang Cui,&nbsp;Bolun Huang,&nbsp;Ying Jiang,&nbsp;Ye Zou,&nbsp;Lang Jiang,&nbsp;Baoxin Zhang,&nbsp;Chengshan Yuan,&nbsp;Xiangfeng Shao,&nbsp;Hao-Li Zhang,&nbsp;Zitong Liu","doi":"10.1002/inf2.70154","DOIUrl":"https://doi.org/10.1002/inf2.70154","url":null,"abstract":"<p>Random donor-acceptor (D-A) conjugated polymers offer exceptional mechanical compliance for flexible electronics, yet their vast compositional space makes rational optimization extremely challenging. Here, we introduce a combined side-chain self-doping and Bayesian optimization (BO) strategy that enables rapid, low-sample-count tuning of polarity in random terpolymers. Using a diketopyrrolopyrrole-based polymer (PDPPBT) as a model system, we introduced dimethylamino (NMe<sub>2</sub>) self-doping groups to modulate carrier polarity. The optimization process, navigating a non-linear structure–property landscape, converged to the optimal composition (PDPPBT-NM15.218) after a single BO iteration with only six experimental data points. The resulting polymer exhibits nearly perfectly balanced ambipolar transport (<i>μ</i>ave h/<i>μ</i>ave e = 1) in both rigid and flexible OFETs. Comprehensive characterizations reveal that BO successfully located the critical trade-off point where self-doping effectively modulates frontier orbital energies, aligns Fermi levels, and subtly reorganizes thin-film microstructures to enable balanced charge transport. This work demonstrates the power of BO in decoding complex composition-function relationships, offering a generalizable route to accelerate the discovery of high-performance functional polymers.</p><p>\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure></p>","PeriodicalId":48538,"journal":{"name":"Infomat","volume":"8 9","pages":""},"PeriodicalIF":19.6,"publicationDate":"2026-08-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/inf2.70154","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148823242","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Harnessing cracks in metal films: Design strategies for stretchable conductors 利用金属薄膜中的裂纹:可拉伸导体的设计策略
IF 19.6 1区 材料科学
Infomat Pub Date : 2026-08-27 Epub Date: 2026-07-13 DOI: 10.1002/inf2.70169
Ting Zhu, Kai Wu, Gang Liu, Jun Sun
{"title":"Harnessing cracks in metal films: Design strategies for stretchable conductors","authors":"Ting Zhu,&nbsp;Kai Wu,&nbsp;Gang Liu,&nbsp;Jun Sun","doi":"10.1002/inf2.70169","DOIUrl":"https://doi.org/10.1002/inf2.70169","url":null,"abstract":"<p>Stretchable electronics are advancing rapidly to meet the demanding requirements of applications such as wearable health monitoring, soft robotics, human−machine interfaces, and biomedical systems, where reliable electromechanical performance under large deformation is essential. Metal film-based conductors are widely employed as key functional components, including stretchable interconnects/electrodes and strain sensors, owing to their high electrical conductivity and excellent compatibility with established microelectronics technologies. Depending on the targeted functionality, these metal films are engineered either as stretchable interconnects/electrodes that maintain strain-insensitive conductivity or as sensing elements that leverage strain-sensitive signal transduction. Despite their distinct roles, both types of components rely on crack-governed electromechanical responses. While several reviews have addressed metal film-based stretchable electronics, they typically focus separately on either stretchable interconnects/electrodes or strain sensors. A comparative analysis that systematically contrasts these two device categories, particularly in terms of crack regulation strategies and their underlying similarities and differences, remains lacking. To address this gap, this review synthesizes recent progress in metal film-based stretchable electronics, with an emphasis on elucidating the connections and distinctions in crack engineering and electromechanical response for each. Building on this framework, the review distills general principles for crack regulation, identifies key challenges, and outlines promising directions for future research. This review aims to provide a cohesive foundation to guide the rational design of next-generation metal film-based stretchable electronics.</p><p>\u0000 <figure>\u0000 <div><picture>\u0000 <source></source></picture><p></p>\u0000 </div>\u0000 </figure></p>","PeriodicalId":48538,"journal":{"name":"Infomat","volume":"8 9","pages":""},"PeriodicalIF":19.6,"publicationDate":"2026-08-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/inf2.70169","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148823175","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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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