Mechanofluorochromic Elastomers Based on Reversible Helical Transition of Poly(phenylacetylene)s [0.03%]
基于茋类聚亚苯基乙炔主链螺旋转变的力学致变色弹性体材料
Shu-Ming Kang,Ming-Xing Chen,Yue Li et al.
Shu-Ming Kang et al.
Mechanofluorochromic (MFC) materials possessing both high sensitivity and excellent reversibility are crucial for achieving real-time mechanical sensing and biomedical probing. Nonetheless, it currently faces the challenge of possessing bot...
Stereoselective Synthesis of Cyclic P(V) Compounds via Stereoconvergent Nucleophilic Substitution [0.03%]
通过立体汇聚性亲核取代反应合成环状磷(V)化合物的立体选择性合成方法研究
Tianzhang Qiao,Song Lin
Tianzhang Qiao
We report a simple, scalable, and stereoselective synthesis of chiral oxazaphosphoramides using phosphoryl chloride, an L-serine derivative, and various primary and secondary amines. Excellent stereoselectivities (typically >99:1 dr) were a...
Persistent Membrane-Anchored Oligomeric Peptides with Nanopore Formation for Targeted Immune Modulation [0.03%]
具有纳米孔形成能力的持久性膜锚定寡肽聚合物用于靶向免疫调节
Jingtian Cao,Yao Yu,Kai Han et al.
Jingtian Cao et al.
In the field of targeted diagnosis and therapy, one of the key challenges is the off-target effect of these recognition molecules. Herein, a new class of oligomeric helical peptides is introduced through rational design and high-throughput ...
Long-Lived Charge-Transfer State and Interfacial Lock in Double-Cable Conjugated Polymers Enable Efficient and Stable Organic Solar Cells [0.03%]
长寿命电荷转移态和界面锁定的双芯共轭聚合物实现高效稳定的有机太阳能电池
Haisheng Fang,Chengyi Xiao,Shijie Liang et al.
Haisheng Fang et al.
The donor/acceptor (D/A) interfaces in bulk heterojunction (BHJ) organic solar cells (OSCs) critically govern exciton dissociation and molecular diffusion, determining both efficiency and stability. Herein, we design a double-cable conjugat...
Ni-Mediated High-Spin Iron(III) for Boosting Electrocatalytic NO to Oxime Conversion [0.03%]
镍介导的高自旋铁(III)促进电催化NO转化为肟
Runan Xiang,Jiawei Kang,Lu Zhang et al.
Runan Xiang et al.
Oximes serve as indispensable intermediates in synthetic chemistry, owing to their distinctive C═N─OH structure, conferring highly versatile reactivity. Synthesis of oxime via the electrochemical method has potential advantages, accompani...
One-Pot Sequential Coordination-Covalent Construction of Symmetry-Broken MN2O2 Catalytic Sites in Cobalt-Polyimide Polymers for Nitrate Electroreduction [0.03%]
用于硝酸盐电还原的钴聚酰亚胺聚合物中对称性破缺MN₂O₂催化位点的一锅顺序构建法
Qinghao Liu,Zeying Yang,Shuai Yang et al.
Qinghao Liu et al.
The metal-nitrogen chelated species, MN4, have shown promise as efficient electrocatalysts for nitrate reduction, yet the symmetric arrangement of N atoms results in suboptimal adsorption affinity toward reaction substrates and intermediate...
Temperature-Driven Conformational Switching of Binaphthalene-Based Tetraimidazolium Macrocycles to Enhance Sequence-Selective Recognition of Dinucleotides in Water [0.03%]
基于二萘嵌苯的四咪唑大环的温度驱动构象转换及其在水中增强识别双核苷酸序列的选择性
Tianci He,Mengxin Huo,Pingxia Wang et al.
Tianci He et al.
Developing artificial hosts with temperature-driven conformational switching behaviors facilitates our understanding of the temperature-dependent allostery and adaptation mechanisms in natural recognition systems. Herein, we report the desi...
Heavyweight Champion: Caesium Diorganophosphides Outperform Lighter Congeners in the Catalytic Hydrophosphination of Alkenes and Alkynes [0.03%]
重量级冠军：金属铯二有机瞵化物在催化烯烃及炔烃氢膦化反应中胜过较轻的同类物质
Felix Krämer,Michelle H Crabbe,Israel Fernández et al.
Felix Krämer et al.
We present a study of the ability of our recently reported well-defined crown ether-coordinated alkali metal phosphides 1AM to catalyze hydrophosphination (HP) of alkynes and alkenes. In a comparative study including reaction monitoring by ...
Tailoring the Magnetic Properties of 2D Metal-Organic Networks by Harnessing the Coordination Sphere [0.03%]
通过调控配位环境来定制二维金属有机网络的磁性
Shanmugasibi K Mathialagan,Sofia O Parreiras,José Santos et al.
Shanmugasibi K Mathialagan et al.
Achieving magnetic ordering in low-dimensional materials remains a key objective in the field of magnetism. Herein, coordination chemistry emerges as a powerful discipline to promote the stabilization of magnetism at the nanoscale. We prese...
Tellurium-Nitrogen-Carbon Support Boosting Platinum Catalysis in High-Efficiency Proton Exchange Membrane Fuel Cells [0.03%]
碲-氮-碳担体增强型铂催化剂在高性能质子交换膜燃料电池中的应用
Yuanxin Chen,Zihan Meng,Xuelin Wei et al.
Yuanxin Chen et al.
Enhancing the energy conversion efficiency of fuel cells necessitates optimization of oxygen reduction reaction (ORR) under high-voltage conditions through improved Pt catalysis. This study introduces an electrocatalyst that uniformly ancho...