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Characterization of Deformational Isomerization Potential and Interconversion Dynamics with Ultrafast X-ray Solution Scattering J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-10 Natalia E. Powers-Riggs, Benedikt O. Birgisson, Sumana L. Raj, Elisa Biasin, Philipp Lenzen, Diana Bregenholt Zederkof, Morten Haubro, Dagrún K. V. Tveiten, Robert W. Hartsock, Tim B. van Driel, Kristjan Kunnus, Matthieu Chollet, Joseph S. Robinson, Silke Nelson, Ruaridh Forbes, Kristoffer Haldrup, Kasper S. Pedersen, Gianluca Levi, Asmus Ougaard Dohn, Hannes Jónsson, Klaus Braagaard Mo̷ller, Adi Natan
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Photoresponsive Biomimetic Functions by Light-Driven Molecular Motors in Three Dimensionally Printed Liquid Crystal Elastomers J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-10 Guiying Long, Yanping Deng, Wei Zhao, Guofu Zhou, Dirk J. Broer, Ben L. Feringa, Jiawen Chen
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Circular Heterochiral Titanium-Based Self-Assembled Architectures J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-10 Pierre Mobian, David-Jérôme Pham, Alain Chaumont, Laurent Barloy, Georges Khalil, Nathalie Kyritsakas
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Resistive Memristors Using Robust Electropolymerized Porous Organic Polymer Films as Switchable Materials J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-10 You Tao, Hui Liu, Hui-Yuan Kong, Xin-Yue Bian, Bin-Wei Yao, Yong Jun Li, Cheng Gu, Xuesong Ding, Lianfeng Sun, Bao-Hang Han
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CO2-Based Stable Porous Metal–Organic Frameworks for CO2 Utilization J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-10 Bo Song, Yuhang Liang, Yi Zhou, Liang Zhang, He Li, Neng-Xiu Zhu, Ben Zhong Tang, Dan Zhao, Bin Liu
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Multivariate Bayesian Optimization of CoO Nanoparticles for CO2 Hydrogenation Catalysis J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-10 Lanja R. Karadaghi, Emily M. Williamson, Anh T. To, Allison P. Forsberg, Kyle D. Crans, Craig L. Perkins, Steven C. Hayden, Nicole J. LiBretto, Frederick G. Baddour, Daniel A. Ruddy, Noah Malmstadt, Susan E. Habas, Richard L. Brutchey
The hydrogenation of CO2 holds promise for transforming the production of renewable fuels and chemicals. However, the challenge lies in developing robust and selective catalysts for this process. Transition metal oxide catalysts, particularly cobalt oxide, have shown potential for CO2 hydrogenation, with performance heavily reliant on crystal phase and morphology. Achieving precise control over these
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Modular Access to Chiral Amines via Imine Reductase-Based Photoenzymatic Catalysis J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-10 Bin Chen, Renjie Li, Jianqiang Feng, Beibei Zhao, Jiawei Zhang, Jinhai Yu, Yuanyuan Xu, Zhongqiu Xing, Yue Zhao, Binju Wang, Xiaoqiang Huang
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Darobactin Substrate Engineering and Computation Show Radical Stability Governs Ether versus C–C Bond Formation J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-10 Austin M. Woodard, Francesca Peccati, Claudio D. Navo, Gonzalo Jiménez-Osés, Douglas A. Mitchell
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A Method for Rigorously Selective Capture and Simultaneous Fluorescent Labeling of N-Terminal Glycine Peptides J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-10 Hongxu Liu, Harnimarta Deol, Ava Raeisbahrami, Hadis Askari, Christopher D. Wight, Vincent M. Lynch, Eric V. Anslyn
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Carbene-Stabilized Phosphagermylenylidene: A Heavier Analog of Isonitrile J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-10 Jiancheng Li, Xin-Feng Wang, Chaopeng Hu, Liu Leo Liu
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Stimulus-Induced Dynamic Behavior Regulation of Flexible Crystals through the Tuning of Module Rigidity J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-10 Han Fang, Xiao-Yi Liu, Hao-Jing Ding, Meagan Mulcair, Brian Space, Hongliang Huang, Xing-Wang Li, Shu-Ming Zhang, Mei-Hui Yu, Ze Chang, Xian-He Bu
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Superconductivity above 105 K in Nonclathrate Ternary Lanthanum Borohydride below Megabar Pressure J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-09 Xiaoxu Song, Xiaokuan Hao, Xudong Wei, Xin-Ling He, Hanyu Liu, Liang Ma, Guangtao Liu, Hongbo Wang, Jingyu Niu, Shaojie Wang, Yanpeng Qi, Zhongyuan Liu, Wentao Hu, Bo Xu, Lin Wang, Guoying Gao, Yongjun Tian
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Structural Insights into Seeding Mechanisms of hIAPP Fibril Formation J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-09 Saba Suladze, Christian Sustay Martinez, Diana C. Rodriguez Camargo, Jonas Engler, Natalia Rodina, Riddhiman Sarkar, Martin Zacharias, Bernd Reif
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Biocompatible Tough Ionogels with Reversible Supramolecular Adhesion J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-09 Jiaofeng Xiong, Minzhi Duan, Xiuyang Zou, Shuna Gao, Jiangna Guo, Xiaowei Wang, Qingning Li, Weizheng Li, Xiaoliang Wang, Feng Yan
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Facilitating an Ultrastable O3-Type Cathode for 4.5 V Sodium-Ion Batteries via a Dual-Reductive Coupling Mechanism J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-09 Tianwei Cui, Longxiang Liu, Yuxuan Xiang, Chuanchao Sheng, Xiang Li, Yongzhu Fu
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Computational Insights on Structural Sensitivity of Cobalt in NO Electroreduction to Ammonia and Hydroxylamine J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-09 Pu Guo, Dong Luan, Huan Li, Lin Li, Shaoxue Yang, Jianping Xiao
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In Situ Construction of a Multifunctional Interphase Enabling Continuous Capture of Unstable Lattice Oxygen Under Ultrahigh Voltages J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-09 Xinru Wu, Zhihong Piao, Mengtian Zhang, Gongxun Lu, Chuang Li, Kai Jia, Zhaofeng Zhuang, Runhua Gao, Guangmin Zhou
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2D to 3D Reconstruction of Boron-Linked Covalent–Organic Frameworks J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-09 Xue Wang, Thomas Fellowes, Mounib Bahri, Hang Qu, Boyu Li, Hongjun Niu, Nigel D. Browning, Weiwei Zhang, John W. Ward, Andrew I. Cooper
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Percolation-Induced Ferrimagnetism from Vacancy Order in [Gua]Mn1–xFe2x/3(HCOO)3 Hybrid Perovskites J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-09 Johnathan M. Bulled, Alexandra Willis, Zoé Faure Beaulieu, Simon J. Cassidy, Jonas Bruckmoser, Hanna L. B. Boström, Andrew L. Goodwin
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Simultaneous Stereoinvertive and Stereoselective C(sp3)–C(sp3) Cross-Coupling of Boronic Esters and Allylic Carbonates J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-09 Hong-Cheng Shen, Ze-Shu Wang, Adam Noble, Varinder K. Aggarwal
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Triplet State Radical Chemistry: Significance of the Reaction of 3SO2 with HCOOH and HNO3 J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-09 Josep M. Anglada, Marilia T. C. Martins-Costa, Joseph S. Francisco, Manuel F. Ruiz-López
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Ionic Effect on the Microenvironment of Biomolecular Condensates J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-09 Longchen Zhu, Yifei Pan, Ziyi Hua, Yu Liu, Xin Zhang
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CuH-Catalyzed Regio- and Enantioselective Formal Hydroformylation of Vinyl Arenes J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-09 Subhash Garhwal, Yuyang Dong, Binh Khanh Mai, Peng Liu, Stephen L. Buchwald
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Synthesis of Stereodefined Polysubstituted Bicyclo[1.1.0]butanes J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-09 Rahul Suresh, Noam Orbach, Ilan Marek
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The Mass-Balancing between Positive and Negative Electrodes for Optimizing Energy Density of Supercapacitors J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-08 Liangqi Jing, Kelei Zhuo, Li Sun, Na Zhang, Xiao Su, Yujuan Chen, Xiaodong Hu, Rumeng Feng, Jianji Wang
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Exploring the Light-Emitting Agents in Renilla Luciferases by an Effective QM/MM Approach J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-08 Ashim Nandi, Aoxuan Zhang, Zhen Tao Chu, Wen Jun Xie, Zhongxin Xu, Suwei Dong, Arieh Warshel
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Exciton Localization Modulated by Ultradeep Moiré Potential in Twisted Bilayer γ-Graphdiyne J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-08 Yingcong Liu, Fulong Dai, Haokun Bai, Xiayue Fan, Ruiqi Wang, Xuzhi Zheng, Zhaozhao Xiong, Haochun Sun, Zhuojian Liang, Zhuo Kang, Yue Zhang
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Stranski–Krastanov Growth of Two-Dimensional Covalent Organic Framework Films J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-08 Lu Wang, Xiang Wang, Zhen-Lian Zhao, Li-Jun Wan, Dong Wang
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Quantifying the Growth Kinetics of Lithium Metal Reduced from Solid Ionic Conductors J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-08 Wenbo Zhai, Yue Zhang, Hongsheng Shi, Xiangchen Hu, Ruixin Hao, Wei Liu, Yi Yu
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Controlled Growth Lateral/Vertical Heterostructure Interface for Lithium Storage Adv. Mater. (IF 29.4) Pub Date : 2024-05-10 Tao Wang, Mingsheng Li, Li Yao, Wenlong Yang, Yuliang Li
Artificial heterostructures with structural advancements and customizable electronic interfaces are fundamental for achieving high-performance lithium-ion batteries (LIBs). Here, we propose a design idea for a covalently bonded lateral/vertical black phosphorus (BP)-graphdiyne oxide (GDYO) heterostructure achieved through a facile ball-milling approach. Lateral heterogeneity is realized by the sp2-hybridized
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Superior Superconducting Properties Realized in Quaternary La–Y–Ce Hydrides at Moderate Pressures J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-08 Su Chen, Yulong Wang, Fuquan Bai, Xinzhao Wu, Xinyue Wu, Anna Pakhomova, Jianning Guo, Xiaoli Huang, Tian Cui
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Synchronous Switching Strategy to Enhance the Real-Time Powering and Charging Performance of Triboelectric Nanogenerator Adv. Mater. (IF 29.4) Pub Date : 2024-05-10 Yuxuan Xia, Jinyan Zhi, Ruichao Zhang, Feng Zhou, Shuhai Liu, Qi Xu, Yong Qin
Triboelectric nanogenerators (TENGs) are of great significance as sustainable power sources that harvest energy from the human body and environment. Nevertheless, due to TENG's impedance-dependent output voltage characteristics, in traditional strategy (TS), real-timely powering a sensor with TENG has a poor sensing on/off ratio (or response), and directly charging a capacitor with TENG shows a low
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A Suspended, Three-dimensional Morphing Sensory System for Robots to Feel and Protect Adv. Mater. (IF 29.4) Pub Date : 2024-05-10 Wei Zhou, Yi Yu, Peng Xiao, Feng Deng, Yi Zhang, Tao Chen
Artificial sensory systems with synergistic touch and pain perception hold substantial promise for environment interaction and human-robot communication. However, the realization of biological skin-like functional integration of sensors with sensitive touch and pain perception still remains a challenge. Here, we propose a concept of suspended electronic skins enabling three-dimensional deformation-mechanical
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Unexpected Transformations during Pyrroloiminoquinone Biosynthesis J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-08 Josseline Ramos Figueroa, Lingyang Zhu, Wilfred A. van der Donk
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Nonalternant Nanographenes Containing N-Centered Cyclopenta[ef]heptalene and Aza[7]Helicene Units J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-08 Shuhai Qiu, Abel Cárdenas Valdivia, Weiwen Zhuang, Faan-Fung Hung, Chi-Ming Che, Juan Casado, Junzhi Liu
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Catalytic Relaxation of Kinetically Trapped Intermediates by DNA Chaperones J. Am. Chem. Soc. (IF 15.0) Pub Date : 2024-05-06 Pravin Pokhrel, Deepak Karna, Sagun Jonchhe, Hanbin Mao
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A Customized Biohybrid presenting Cascade Responses to Tumor Microenvironment Adv. Mater. (IF 29.4) Pub Date : 2024-05-09 Feiyu Li, Peipei Zhu, Bingzhu Zheng, Zijie Lu, Chao Fang, Yike Fu, Xiang Li
Intrinsic characteristics of microorganisms, including non-specific metabolism sites, toxic byproducts and uncontrolled proliferation constrain their exploitation in medical applications such as tumor therapy. Here, we report an engineered biohybrid that can efficiently target cancerous sites through a pre-determined metabolic pathway to enable precise tumor ablation. In this system, DH5α Escherichia
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Halogen, Chalcogen, Pnictogen, and Tetrel Bonding in Non-Covalent Organocatalysis: An Update Angew. Chem. Int. Ed. (IF 16.6) Pub Date : 2024-05-10 Dragana Jovanovic, Meghana Poliyodath Mohanan, Stefan Matthias Huber
The use of noncovalent interactions based on electrophilic halogen, chalcogen, pnictogen, or tetrel centers in organocatalysis has gained noticeable attention. Herein, we provide an overview on the most important developments in the last years with a clear focus on experimental studies and on catalysts which act via such non-transient interactions.
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Electrocatalytic Oxygen Reduction Using Metastable Zirconium Suboxide Angew. Chem. Int. Ed. (IF 16.6) Pub Date : 2024-05-10 Huashuai Hu, Zhihang Xu, Zhaorui Zhang, Xiaohui Yan, Ye Zhu, J. Paul Attfield, Minghui Yang
Strategies for discovery of high-performance electrocatalysts are important to advance clean energy technologies. Metastable phases such as low temperature or interfacial structures that are difficult to access in bulk may offer such catalytically active surfaces. We report here that the suboxide Zr3O, which is formed at Zr-ZrO2 interfaces but does not appear in the experimental Zr-O phase diagram
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Bridging Nickel-MOF and Copper Single Atoms/Clusters with H-Substituted Graphdiyne for the Tandem Catalysis of Nitrate to Ammonia Angew. Chem. Int. Ed. (IF 16.6) Pub Date : 2024-05-10 Biwen Wang, Jiahao Ma, Rong Yang, Bocheng Meng, Xiubo Yang, Qiuyu Zhang, Bin Zhang, Sifei Zhuo
Interfacial engineering of synergistic catalysts is one of the keys to achieving multiple proton-coupled electron transfer processes in nitrate-to-ammonia conversion. Herein, by joining ultrathin nickel-based metal-organic framework (denoted Ni-MOF) nanosheets with few-layered hydrogen-substituted graphdiyne-supported copper single atoms and clusters (denoted HsGDY@Cu), a tandem catalyst of Ni-MOFs@HsGDY@Cu
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Permeable Bioelectronics toward Biointegrated Systems Chem. Rev. (IF 62.1) Pub Date : 2024-05-10 Sunghoon Lee, Xiaoping Liang, Joo Sung Kim, Tomoyuki Yokota, Kenjiro Fukuda, Takao Someya
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Hydrogen Embrittlement as a Conspicuous Material Challenge─Comprehensive Review and Future Directions Chem. Rev. (IF 62.1) Pub Date : 2024-05-09 Haiyang Yu, Andrés Díaz, Xu Lu, Binhan Sun, Yu Ding, Motomichi Koyama, Jianying He, Xiao Zhou, Abdelali Oudriss, Xavier Feaugas, Zhiliang Zhang
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Leveraging Electron Push-Pull Effect for Catalytic Polymerization and Degradation of a Cyclobutane Monomer System Angew. Chem. Int. Ed. (IF 16.6) Pub Date : 2024-05-10 Teng Xie, Shu-Sen Chen, Yang-Yang Li, Dian-Feng Chen
Ring-opening polymerization (ROP) offers a striking solution to solve problems encountered in step-growth condensation polymerization, including precise control over molecular weight, molecular weight distribution, and topology. This has inspired our interest in ROP of cycloalkanes with an ultimate goal to rethink polyolefins, which clearly poses a number of challenges. Practicality of ROP of cycloalkanes
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Enantioselective Dearomatization of Pyridinium Salts by Copper-Catalyzed C4-Selective Addition of Silicon Nucleophiles Angew. Chem. Int. Ed. (IF 16.6) Pub Date : 2024-05-10 Yao Xiao, Zhi-Yuan Zhao, Sebastian Kemper, Elisabeth Irran, Martin Oestreich
A copper-catalyzed C4-selective addition of silicon nucleophiles released from an Si–B reagent to prochiral pyridinium triflates is reported. The dearomatization proceeds with excellent enantioselectivity using Cu(CH3CN)4PF6 as the precatalyst and (R,R)-Ph-BPE as the chiral ligand. A carbonyl group at C3 is required, likely acting a weak group to preorganize and direct the nucleophilc attack towards
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Direct a-Hydroxy Acid Loading onto a Bacterial Thiotemplate Assembly Line via a Multienzyme Gateway Angew. Chem. Int. Ed. (IF 16.6) Pub Date : 2024-05-10 Jonas Fiedler, Felix Trottmann, Keishi Ishida, Ishida-Ito Mie, Christian Hertweck
Various nonribosomal peptide synthetases (NRPS) create structural and functional diversity by incorporating a-hydroxy acids into peptide backbones. Trigonic acid, an unusual cyclopropanol-substituted hydroxy acid, is the source of the molecular warhead of malleicyprol, a critical virulence factor of human and animal pathogens of the Burkholderia pseudomallei (BP) group. The process of selecting and
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Thickness-Driven Synthesis and Applications of Covalent Organic Framework Nanosheets Angew. Chem. Int. Ed. (IF 16.6) Pub Date : 2024-05-10 Kalipada Koner, Himadri Sekhar Sasmal, Dinesh Shetty, Rahul Banerjee
Covalent organic frameworks (COFs) are two-dimensional, crystalline porous framework materials with numerous scopes of tunability like porosity, functionality, stability and aspect ratio (thickness to length ratio). The manipulation of π-stacking in COFs results in truly 2D materials, namely covalent organic nanosheets (CONs) adds advantages in many applications. In this review, we have discussed both
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Indium Tin Oxide Induced Internal Positive Feedback and Indium Ion Transport in Perovskite Solar Cells Angew. Chem. Int. Ed. (IF 16.6) Pub Date : 2024-05-10 Changling Zhan, Chao Luo, Feng Gao, Xianjin Wang, Yang Li, Qing Zhao
Stability is the most pressing challenge hindering the commercialization of perovskite solar cells (PSCs), and previous efforts focused more on enhancing the resistance of PSCs to external stimulus. Here, we found that the indium tin oxide (ITO) will deteriorate the photovoltaic performance of PSCs through positive feedback cycles. Specifically, the perovskite degradation products will cross the electron
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Reviving Cost-Effective Organic Cathodes in Halide-Based All-Solid-State Lithium Batteries Angew. Chem. Int. Ed. (IF 16.6) Pub Date : 2024-05-10 Yingjie Gao, Jiamin Fu, Yang Hu, Feipeng Zhao, Weihan Li, Sixu Deng, Yipeng Sun, Xiaoge Hao, Jinjin Ma, Xiaoting Lin, Changhong Wang, Ruying Li, Xueliang Sun
The evolution of inorganic solid electrolytes has revolutionized the field of sustainable organic cathode materials, particularly addressing the dissolution problems in traditional liquid electrolytes. However, current sulfide-based all-solid-state lithium-organic batteries still face challenges such as high working temperatures, high costs, and low voltage. Here, we design an all-solid-state lithium
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Light-dependent Reactivity of Heavy Pnictogen Double Bonds Angew. Chem. Int. Ed. (IF 16.6) Pub Date : 2024-05-10 Daniel Meleschko, Prasenjit Palui, Rosa M. Gomila, Gregor Schnakenburg, Alexander C. Filippou, Antonio Frontera, Alessandro Bismuto
The chemistry of light dipnictenes has been widely investigated in the last century with remarkable achievements especially for azobenzene derivatives. In contrast, distibenes and dibismuthenes are relatively rare and show very limited reactivity. Herein, we have designed a protocol using visible light to enhance the reactivity of heavy dipnictenes. Exploiting the distinctive π-π* transition, we have
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Carboxylesterase Activatable Molecular Probe for Personalized Treatment Guidance by Analyte-Induced Molecular Transformation Angew. Chem. Int. Ed. (IF 16.6) Pub Date : 2024-05-10 Benhao Li, Hengke Liu, Mengyao Zhao, Xinming Zhang, Peng Huang, Xiaoyuan Chen, Jing Lin
Accurate visualization of tumor microenvironment is of great significance for personalized medicine. Here, we develop a near-infrared (NIR) fluorescence/photoacoustic (FL/PA) dual-mode molecular probe (denoted as NIR-CE) for distinguishing tumors based on carboxylesterase (CE) level by an analyte-induced molecular transformation (AIMT) strategy. The recognition moiety for CE activity is the acetyl
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Multi-Responsive Peptide-Based Ultrathin Nanosheets Prepared by a Horizontal Monolayer Assembly Angew. Chem. Int. Ed. (IF 16.6) Pub Date : 2024-05-09 Yanmei He, Xiaohong Zhu, Lei Wang, Yue Zhang, Chen Bai, Dongdong WU
In this study, peptide-based self-assembled nanosheets with a thickness of approximately 1 nm were prepared using a hierarchical covalent physical fabrication strategy. The covalent alternating polymerization of helical peptide E3 with an azobenzene (AZO) structure yielded copolymers CoP(E3–AZO), which physically self-assembled into ultrathin nanosheets in an unanticipated two-dimensional horizontal
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Design, Preparation, and Implementation of Axially Chiral Benzotetramisoles as Lewis Base Catalysts for Asymmetric Cycloadditions Angew. Chem. Int. Ed. (IF 16.6) Pub Date : 2024-05-09 Zitong Lin, Ying Yu, Rixin Liu, Weiwei Zi
Developing novel catalysts with potent activity is of great importance in organocatalysis. In this study, we designed and prepared a new class of benzotetramisole Lewis base catalysts (AxBTM) that have both central and axial chirality. This unique feature of these catalysts results in a three-dimensional microenvironment with multi-layers of chirality. The performance of the developed catalysts was
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Cyclic Azahelicene Dimers Showing Bright Circularly Polarized Luminescence and Selective Fluoride Recognition Angew. Chem. Int. Ed. (IF 16.6) Pub Date : 2024-05-09 Chihiro Maeda, Issa Yasutomo, Tadashi Ema
Although helicenes are promising molecules, the synthetic difficulty and tediousness have often been problems, and only small amounts of optically pure helicenes have been obtained by using chiral HPLC in most cases. Herein, aza[7]helicenes or closed-aza[7]helicenes with (1R)-menthyl substituents were selectively synthesized via the intramolecular Scholl reaction, and the diastereomeric pairs were
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Hexabenzoheptacene: A Longitudinally Multihelicene Nanocarbon with Local Aromaticity and Enhanced Stability Angew. Chem. Int. Ed. (IF 16.6) Pub Date : 2024-05-09 Xinyue Liu, Zhengxiong Jin, Fei Qiu, Yupeng Guo, Yan Chen, Zhe Sun, Lei Zhang
We report the synthesis of a longitudinally helical molecular nanocarbon, hexabenzoheptacene (HBH), along with its dimethylated derivative (HBH-Me), which are composed of six benzene rings periodically benzannulated to both zigzag edges of a heptacene core. This benzannulation pattern endows the resulting nanocarbons with a helical heptacene core and local aromaticity, imparting enhanced solubility
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Desymmetrization of Cyclic Sulfonimidamides by Asymmetric Allylation Angew. Chem. Int. Ed. (IF 16.6) Pub Date : 2024-05-08 David Alan Gutierrez, Garrett Toth-Williams, Croix Laconsay, Michael Yasuda, James Fettinger, Michael Di Maso, Jared Thomas Shaw
Herein we report the first transition metal-catalyzed approach to the enantioenriched synthesis of cyclic sulfonimidamides relying on commercially available palladium catalysts and ligands. High-throughput experimentation (HTE) was employed to identify the optimal catalyst system and solvent. The method is applied to a variety of saturated and unsaturated rings and exhibits the highest selectivity
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Boosting Upconversion Efficiency in Optically Inert Shelled Structures with Electroactive Membrane through Electron Donation Adv. Mater. (IF 29.4) Pub Date : 2024-05-10 Liu-Chun Wang, Hong-Kai Chen, Wen-Jyun Wang, Fang-Yi Hsu, Hong-Zhang Huang, Rui-Tong Kuo, Wei-Peng Li, Hong-Kang Tian, Chen-Sheng Yeh
This study innovatively addresses challenges in enhancing upconversion efficiency in lanthanide-based nanoparticles (UCNPs) by exploiting Shewanella oneidensis MR-1, a microorganism capable of extracellular electron transfer. Electroactive membranes, rich in c-type cytochromes, are extracted from bacteria and integrated into membrane-integrated liposomes (MILs), encapsulating core-shelled UCNPs with
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Deep-Blue and Fast Delayed Fluorescence from Carbene-Metal-Amides for Highly Efficient and Stable Organic Light-Emitting Diodes Adv. Mater. (IF 29.4) Pub Date : 2024-05-10 Alexander C. Brannan, Hwan-Hee Cho, Antti-Pekka M. Reponen, Sebastian Gorgon, Nguyen Le Phuoc, Mikko Linnolahti, Neil C. Greenham, Alexander S. Romanov
Linear gold complexes of the “carbene-metal-amide” (CMA) type are prepared with a rigid benzoguanidine amide donor and various carbene ligands. These complexes emit in the deep-blue range at 424 and 466 nm with 100% quantum yields in all media. The deep-blue thermally activated delayed fluorescence (TADF) originates from a charge transfer state (CT) with an excited state lifetime as low as 213 ns,
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Composition dictates octahedral tilt and photostability in halide perovskites Adv. Mater. (IF 29.4) Pub Date : 2024-05-10 Affan N. Iqbal, Kieran W. P. Orr, Satyawan Nagane, Jordi Ferrer Orri, Tiarnan A. S. Doherty, Young-Kwang Jung, Yu-Hsien Chiang, Thomas A. Selby, Yang Lu, Alessandro J. Mirabelli, Alan Baldwin, Zher Ying Ooi, Qichun Gu, Miguel Anaya, Samuel D. Stranks
Halide perovskites are excellent candidate materials for use in solar cell, LED, and detector devices, in part because their composition can be tuned to achieve ideal optoelectronic properties. Empirical efficiency optimisation has led the field towards compositions rich in FA (formamidinium) on the A-site and I on the X-site, with additional small amounts of MA (methylammonium) or Cs A-site cations
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Stable Photo-Rechargeable Al Battery for Enhancing Energy Utilization Adv. Mater. (IF 29.4) Pub Date : 2024-05-10 Li-Li Chen, Xudong Bu, Wei-Li Song, Hao-Sen Chen, Wei Wang, Shuqiang Jiao
The photovoltaic cells (PVs) are able to convert solar energy to electric energy, while energy storage devices are required to be equipped due to the fluctuations of sunlight. However, the electrical connection of PVs and energy storage devices leads to increased energy consumption, and thus energy storage ability and utilization efficiency are decreased. One of the solutions is to explore an integrated
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Design and Synthesis of Electrocatalysts Base on Catalysis-Unit Engineering Adv. Mater. (IF 29.4) Pub Date : 2024-05-09 Zhe Zhang, Ziqi Zhang, Cailing Chen, Ruian Xu, Xiao-Bo Chen, Haiyan Lu, Zhan Shi, Yu Han, Shouhua Feng
It is a pressing need to develop new energy materials to address the existing energy crisis. However, screening optimal targets out of thousands of materials candidates remains a great challenge. Herein, we propose and validate an alternative concept for highly effective materials screening based on dual-atom salphen catalysis units. Such an approach simplifies the design of catalytic materials and