science and technology

Spatially separated bimetallic cocatalysts on hollow-structured TiO2 for photocatalytic hydrogen generation

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00042F, Research Article
Ping She, Jun-sheng Qin, Heng Rao, Buyuan Guan, Jihong Yu
A hollow-structured TiO2 decorated with spatially separated bimetallic cocatalysts (Pd@TiO2@Au) was obtained, which exhibited superior photo-induced charge separation by combining the SPR effect of Au NPs and the smaller size effect of Pd NPs.
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science and technology

Near-IR absorption and photocurrent generation using a first-of-its-kind boron difluoride formazanate non-fullerene acceptor

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00109K, Research Article
Josh D. B. Koenig, Mahmoud E. Farahat, Jasveer S. Dhindsa, Joe B. Gilroy, Gregory C. Welch
We report the synthesis and characterization of the first non-fullerene acceptor containing a boron difluoride formazanate core end-capped with N-annulated perylene diimides.
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science and technology

A GFP-chromophore-based C3V-symmetric tripodal receptor with selective recognition of Hg(II), Fe(III) and Cr(III)

Mater. Chem. Front., 2020, Accepted Manuscript
DOI: 10.1039/D0QM00108B, Research Article
Chun-Yen Chou, Robert Sung, Wei-Luen Chang, Kuangsen Sung
A novel green-fluorescent-protein-chromophore-based tripodal receptor 1 is synthesized. Its single crystal X-ray diffraction structure looks like a straight, long tube with one end closed. The diameter of the inner cavity...
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science and technology

Synergy of PVP and ethanol to synthesize Ni3S4 quantum dots for high-performance asymmetric supercapacitors

Mater. Chem. Front., 2020, Accepted Manuscript
DOI: 10.1039/D0QM00201A, Research Article
Jinfeng Zheng, Xiao Lian, Mingzai Wu, Fangcai Zheng, Yuan hao Gao, Helin Niu
Ni3S4 quantum dots (QDs) have great potential for supercapacitors due to their unique quantum effects, high specific surface area, high water solubility and good stability, but the current preparation process...
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science and technology

Charge density modulation on asymmetric fused-ring acceptors for high-efficiency photovoltaic solar cells

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00123F, Research Article
Zhuohan Zhang, Linqiang Yang, Zhenghao Hu, Jiangsheng Yu, Xin Liu, Hongtao Wang, Jinru Cao, Fujun Zhang, Weihua Tang
Charge density modulation on thieno[2'',3'':5',6']-s-indaceno[2',1':4,5]dithieno[3,2-b:2',3'-d]pyrrole core has been conducted for a systematic study of its impact on the electronic structure, molecular packing and photovoltaic performance of asymmetric fused-ring acceptors.
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science and technology

Multi-stimuli responsive cyanostilbene derivatives: pH, amine vapor sensing and mechanoluminescence

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00113A, Research Article
Guangxi Huang, Xiaoyong Chang, Yuqing Jiang, Bei Lin, Bing Shi Li, Ben Zhong Tang
Two carboxyl substituted cyanostilbene derivatives can serve as novel mechanoluminescence materials and fluorescent sensors towards pH change and also amine vapors.
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science and technology

A robust 3D printed multilayer conductive graphene/polycaprolactone composite electrode

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/C9QM00780F, Research Article
Chong-Yong Lee, Sepidar Sayyar, Paul J. Molino, Gordon G. Wallace
We fabricated a 3D-printed multilayer conductive graphene/polycaprolactone composite electrode that shows excellent robustness, biocompatibility and electrochemical response.
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science and technology

3D-Nanosponge enabled segregation: a versatile approach for highly dispersed and high content functionalization of metal oxide species

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00115E, Research Article
Min Zhang, Yannan Yang, Yang Liu, Jianye Fu, Jingyi Lu, Yang Yang, Jinqing Jiao, Chengzhong Yu
A general 3D nanosponge enabled strategy is developed to achieve simultaneously highly dispersed and high content functionalization of metal oxide species, ebabling a liabrary of functional nanostructures with great application potential.
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science and technology

Highly efficient exciplex-based OLEDs incorporating a novel electron donor

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00116C, Research Article
Qi-Sheng Tian, Xiang-Dong Zhu, Liang-Sheng Liao
A high performance green exciplex OLED comprising a novel electron donor DEX with an acceptor PO-T2T can reach an EQEmax of 11.2%, and a red phosphorescent OLED incorporating the green exciplex forming co-host achieves an EQEmax of 24.5%.
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science and technology

Near-infrared electron acceptors with fused nonacyclic molecular backbones for nonfullerene organic solar cells

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/C9QM00754G, Research Article
Jianquan Zhang, Yunke Li, Zhengxing Peng, Fujin Bai, Lik-Kuen Ma, Harald Ade, Zhengke Li, He Yan
Two strong electron-donating moieties were fused into the molecular backbone of small molecular acceptors showing dramatically extended absorption beyond 900 nm.
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science and technology

Efficient near-infrared photosensitizer with aggregation-induced emission characteristics for mitochondria-targeted and image-guided photodynamic cancer therapy

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00170H, Research Article
Hanxiao Yang, Jiabao Zhuang, Nan Li, Yue Li, Shiyu Zhu, Jiaxin Hao, Jiayao Xin, Na Zhao
A highly efficient near-infrared photosensitizer with aggregation-induced emission characteristics was developed for mitochondria-targeted and image-guided photodynamic cancer therapy.
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science and technology

Oxygen Vacancy Induced Superior Visible-light-driven Photo-catalytic Performance in BiOCl Homojunction

Mater. Chem. Front., 2020, Accepted Manuscript
DOI: 10.1039/D0QM00187B, Research Article
Si-Ying Niu, Ruoyu Zhang, Chongfeng Guo
The photocatalytic performance of semiconductor can be enhanced by expanding the spectral response and accelerating the photo-induced charge separation. Introduction of oxygen vacancies and construction of homo-junction in BiOCl were...
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science and technology

Dimensional Anisotropic Graphene with High Mobility and High On-Off Ratio in three-terminal RRAM device

Mater. Chem. Front., 2020, Accepted Manuscript
DOI: 10.1039/D0QM00152J, Research Article
Bo Liu, Han Hsiang Tai, Hanyuan Liang, En-Yan Zheng, Mamina Sahoo, Chih-Hsien Hsu, Tsung Cheng Chen, Ching-An Huang, Jer-Chyi Wang, Tuo-Hung Hou, Chao-Sung Lai
In the past decade, graphene has aroused worldwide academic passion in electronic community, due to its unique two dimensional lattice structure and high mobility properties. Meanwhile, the utilization of graphene...
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science and technology

Each phenyl group performs its own functions on luminescence: phenyl substituted effect in tetraphenylpyrazine

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00098A, Research Article
Haozhong Wu, Xiaojuan Song, Bing Zhang, Zhiming Wang, Tian Zhang, Anjun Qin, Ben Zhong Tang
Three phenyl groups of TPP derivatives affect the luminescence process in various modes. TPPs show AIE thanks to the ortho substituted groups, while meta and para groups can modulate their luminescence in different extents.
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science and technology

Lithium bis(oxalate)borate additive in electrolyte to improve Li-rich layered oxide cathode materials

Mater. Chem. Front., 2020, Accepted Manuscript
DOI: 10.1039/D0QM00094A, Research Article
Zi Xiao, Jiuding Liu, Guilan Fan, Meng Yu, Junxiang Liu, Xinglong Gou, Mingjian Yuan, Fangyi Cheng
Lithium-rich layered oxides (LLO), as the most attractive cathode materials for high-energy lithium-ion batteries (LIBs), are plagued by poor cyclability due to structural and electrode/electrolyte interface instability. Herein, we report...
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science and technology

Advanced functional polymer materials

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00025F, Review Article
Kaojin Wang, Kamran Amin, Zesheng An, Zhengxu Cai, Hong Chen, Hongzheng Chen, Yuping Dong, Xiao Feng, Weiqiang Fu, Jiabao Gu, Yanchun Han, Doudou Hu, Rongrong Hu, Die Huang, Fei Huang, Feihe Huang, Yuzhang Huang, Jian Jin, Xin Jin, Qianqian Li, Tengfei Li, Zhen Li, Zhibo Li, Jiangang Liu, Jing Liu, Shiyong Liu, Huisheng Peng, Anjun Qin, Xin Qing, Youqing Shen, Jianbing Shi, Xuemei Sun, Bin Tong, Bo Wang, Hu Wang, Lixiang Wang, Shu Wang, Zhixiang Wei, Tao Xie, Chunye Xu, Huaping Xu, Zhi-Kang Xu, Bai Yang, Yanlei Yu, Xuan Zeng, Xiaowei Zhan, Guangzhao Zhang, Jie Zhang, Ming Qiu Zhang, Xian-Zheng Zhang, Xiao Zhang, Yi Zhang, Yuanyuan Zhang, Changsheng Zhao, Weifeng Zhao, Yongfeng Zhou, Zhuxian Zhou, Jintao Zhu, Xinyuan Zhu, Ben Zhong Tang
This review presents the recent developments in the research hotspots of advanced functional polymers; their concepts, design strategies, and applications are briefly discussed.
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science and technology

Single-crystalline CoFe nanoparticles encapsulated in N-doped carbon nanotubes as a bifunctional catalyst for water splitting

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00126K, Research Article
Xiaojun Zeng, Myeong Je Jang, Sung Mook Choi, Hyun-Seok Cho, Chang-Hee Kim, Nosang Vincent Myung, Yadong Yin
We utilize a simple heat-treatment process to synthesize single-crystalline CoFe alloy nanoparticles encapsulated in N-doped carbon nanotubes, which exhibit excellent catalytic activity and superior stability towards overall water splitting.
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science and technology

Electrical stability study of polymer-based organic transistors in ambient air using an active semiconducting/insulating polyblend-based pseudo-bilayer

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00048E, Research Article
Bo-Ren Lin, Horng-Long Cheng, Hung-Han Lin, Fu-Chiao Wu, Jia-Hui Lin, Wei-Yang Chou, Jrjeng Ruan, Yu-Wu Wang
Polymeric transistors with unexpected nondecaying features even in ambient air are fabricated based on a P3HT/PMMA pseudo-bilayer with microphase separation morphology.
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science and technology

Polydopamine sacrificial layer mediated SiOx/C@C yolk@shell structure for durable lithium storage

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00120A, Research Article
Yuanyuan Zhang, Guangwu Hu, Qiang Yu, Zhenhui Liu, Chang Yu, Longsheng Wu, Liang Zhou, Liqiang Mai
Yolk@shell structured SiOx/C@C has been constructed through a polydopamine sacrificial layer mediated strategy, and the SiOx/C@C displays high specific capacity and durable cyclability in lithium storage.
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science and technology

Aromatic imide/amide-based organic small-molecule emitters for organic light-emitting diodes

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00084A, Review Article
Yuanyuan Qin, Guoping Li, Ting Qi, Hui Huang
Aromatic imide/amide-based organic small molecules as emitters in organic light-emitting diodes have caught increasing attention. This study summarized their advances in terms of device performance and molecular design rules over the past 20 years.
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science and technology

Multicationic AIEgens for unimolecular photodynamic theranostics and two-photon fluorescence bioimaging

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00119H, Research Article
Yuting Gao, Haoke Zhang, Zhenyan He, Fang Fang, Chao Wang, Kanghua Zeng, Shangbang Gao, Fanling Meng, Liang Luo, Ben Zhong Tang
This work reports multicationic AIEgens for unimolecular photodynamic theranostics, and an investigation of the relationship between their structures and activities, including PDT performance, 2-photon bioimaging, and self-reporting characteristics.
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science and technology

Intentional modification of the optical spectral response and relative sensitivity of luminescent thermometers based on Fe3+,Cr3+,Nd3+ co-doped garnet nanocrystals by crystal field strength optimization

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00097C, Research Article
K. Kniec, K. Ledwa, K. Maciejewska, L. Marciniak
The relative sensitivity and usable temperature range of Fe3+,Cr3+-based luminescent thermometers can be tuned by modification of the crystal field strength.
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science and technology

AIEgen based polymorphs with solvent regulated crystal-to-crystal switch properties

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00154F, Research Article
Liming Lai, Bing Fang, Wenyu Cheng, Pengyu Li, Yantu Zhang, Meizhen Yin
An AIEgen with tunable polymorphism-dependent emission and solvent regulated crystal-to-crystal switch properties is reported. Our study has provided insight into the relationship between molecular stacking and emission properties.
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science and technology

One-pot quaternization of dual-responsive poly(vinyl alcohol) with AIEgens for pH-switchable imaging and killing of bacteria

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00014K, Research Article
Jin Wang, Meng Gao, Zhong-Kai Cui, Yong-Guang Jia, Sa Liu, Kai-Feng Chen, Xiaohui Chen, Yiqing Zhang, Zhou Fang, Yunhua Chen, Kaojin Wang, Huatang Zhang, Lin Wang, Li Ren
Dual-responsive poly(vinyl alcohol) derivatives bearing AIEgens and quaternary ammonium moieties were prepared through a facile one-pot quaternization for the pH-switchable imaging and killing of bacteria.
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science and technology

Fluoro-alkyl substituted isothianaphthene bisimides as stable n-type semiconductors

Mater. Chem. Front., 2020, Advance Article
DOI: 10.1039/D0QM00137F, Research Article
Xiaolong Chen, Dongwei Zhang, Yaowu He, Muhammad Umair Ali, Yuting Wu, Changbin Zhao, Peiheng Wu, Chaoyi Yan, Fred Wudl, Hong Meng
Two fluoro-alkyl substituted isothianaphthene bisimide materials with high solubility and their applications in stable n-type OTFTs are demonstrated.
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science and technology

Novel cathode buffer layer of Al(acac)3 enables efficient, large area and stable semi-transparent organic solar cells

Mater. Chem. Front., 2020, Accepted Manuscript
DOI: 10.1039/D0QM00198H, Research Article
Yiming Bai, Chunyan Zhao, Rongkang Shi, Jun Wang, Fuzhi Wang, Tasawar Hayat, Ahmed Alsaedi, Zhan'ao Tan
Electrode buffer layer plays a more crucial in semi-transparent organic solar cells (ST-OSCs) than that of the opaque devices due to the additional requirements of the average visible transmittance (AVT)...
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science and technology

Boosting the piezocatalytic performance towards degradation of organic pollutant of Bi2WO6 nanosheets

Mater. Chem. Front., 2020, Accepted Manuscript
DOI: 10.1039/D0QM00179A, Research Article
Aize Hao, Xueer Ning, Yali Cao, Jing Xie, Dianzen Jia
The novel piezocatalyst of Bi2WO6 nanosheets (BWO NS) are successfully synthesized by a simple, green and harmless solid-state chemistry method. The BWO NS present excellent piezocatalytic activity in contrast with...
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science and technology

Linking silole to triptycene : a fruitful association

Mater. Chem. Front., 2020, Accepted Manuscript
DOI: 10.1039/D0QM00087F, Research Article
Kassem Amro, Anil K Thakur, Marc Rolland, Arie van der Lee, Vincent Lemaur, Roberto Lazzaroni, Cyril Poriel, Joëlle Rault-Berthelot, Lionel Hirsch, Sébastien Clément, Philippe Gerbier
1,1’-disubstituted-2,3,4,5-tetraphenylsiloles incorporating triptycene moieties Tp-DMTPS and Tp-MPTPS were prepared and characterized. Like other 2,3,4,5-tetraphenylsiloles, both compounds exhibit aggregation-induced emission (AIE) behavior. Unexpectedly, the solid state PL emission of Tp-DMTPS show...
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science and technology

Chain-Length Effect on Binary Superlattices of Polymer-Tethered Nanoparticles

Mater. Chem. Front., 2020, Accepted Manuscript
DOI: 10.1039/D0QM00194E, Research Article
Ke Wang, Fan Li, Seon-Mi Jin, Kui Wang, Di Tian, Mubashir Hussain, Jiangping Xu, Lianbin Zhang, Yonggui Liao, Eunji Lee, Gi Yi, Xiaolin Xie, Jintao Zhu
Binary inorganic nanoparticles (NPs) can be assembled into various types of superlattices depending on the size ratio, shape, and interparticle potential, which may tailor mechanical, optical and electronic properties. Here,...
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science and technology

Zeolite-confined carbon dots: tuning thermally activated delayed fluorescence emission via energy transfer

Mater. Chem. Front., 2020, 4,1404-1410
DOI: 10.1039/C9QM00549H, Research Article
Hongyue Zhang, Jiancong Liu, Bolun Wang, Kaikai Liu, Guangrui Chen, Xiaowei Yu, Jiyang Li, Jihong Yu
CD@zeolite composites with tunable TADF emission via an energy transfer process between confined CDs.
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science and technology

The application of hollow micro-/nanostructured cathodes for sodium-ion batteries

Mater. Chem. Front., 2020, 4,1289-1303
DOI: 10.1039/C9QM00674E, Chemistry Frontiers
Xiao-Hao Liu, Wei-Hong Lai, Shu-Lei Chou
This work will open a new view for the design of hollow micro-/nanostructures used as cathodes for sodium-ion batteries, enclosing the superiority of this unique structure to enhance the electrochemical performance.
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science and technology

Non-equilibrium kinetics and trajectory thermodynamics of synthetic molecular pumps

Mater. Chem. Front., 2020, 4,1304-1314
DOI: 10.1039/D0QM00022A, Review Article
R. Dean Astumian, Cristian Pezzato, Yuanning Feng, Yunyan Qiu, Paul R. McGonigal, Chuyang Cheng, J. Fraser Stoddart
Hypothetical transmembrane rotaxane as a model for trajectory thermodynamic theory of synthetic molecular pumps.
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science and technology

Nitro-graphene oxide in iridium oxide hybrids: electrochemical modulation of N-graphene redox states and charge capacities

Mater. Chem. Front., 2020, 4,1421-1433
DOI: 10.1039/C9QM00752K, Research Article
Open Access
E. Pérez, N. M. Carretero, S. Sandoval, A. Fuertes, G. Tobias, N. Casañ-Pastor
Electrochemical modulation of N-graphene oxide in IrOx hybrids results in an oxidizing range of graphenes and large charge capacities.
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science and technology

The origin of the unusual red-shifted aggregation-state emission of triphenylamine-imidazole molecules: excimers or a photochemical reaction?

Mater. Chem. Front., 2020, 4,1411-1420
DOI: 10.1039/C9QM00737G, Research Article
Jin Liu, Jianai Chen, Yujie Dong, Yue Yu, Shitong Zhang, Jianli Wang, Qingbao Song, Weijun Li, Cheng Zhang
Revealing the actual origin of the unusual red-shifted aggregation-state emission of triphenylamine-imidazole molecules: is the photochemical reaction rather than the excimers.
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science and technology

Chemically modified nucleic acid biopolymers used in biosensing

Mater. Chem. Front., 2020, 4,1315-1327
DOI: 10.1039/D0QM00026D, Review Article
Lei Zhang, Yanbing Yang, Jie Tan, Quan Yuan
This review describes the applications of chemically modified nucleic acid biopolymers in biosensing, and mainly introduces different assembly methods of chemically modified nucleic acid biopolymers.
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science and technology

Blue quantum dot-based electroluminescent light-emitting diodes

Mater. Chem. Front., 2020, 4,1340-1365
DOI: 10.1039/D0QM00029A, Review Article
Fei Chen, Qingli Lin, Huaibin Shen, Aiwei Tang
This review about the development of blue QD-LEDs will provide the reference to demonstrate the excellent blue devices.
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science and technology

NH4V3O8·0.5H2O nanobelts with intercalated water molecules as a high performance zinc ion battery cathode

Mater. Chem. Front., 2020, 4,1434-1443
DOI: 10.1039/D0QM00051E, Research Article
Hanmei Jiang, Yifu Zhang, Zhenghui Pan, Lei Xu, Jiqi Zheng, Zhanming Gao, Tao Hu, Changgong Meng, John Wang
NH4V3O8·0.5H2O nanobelts are synthesized by a low-temperature hydrothermal process, and exhibit high electrochemical performance in ARZIBs.
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science and technology

The power of dissociation: development of displacement assays for chemosensing and latent catalytic systems

Mater. Chem. Front., 2020, 4,1328-1339
DOI: 10.1039/C9QM00639G, Review Article
Cheuk-Fai Chow, Anxun Zheng, Min Huang, Chang Shen
Disassembly is an essential process in supramolecular chemistry. In this review, different bimetallic donor–acceptor-based chemosensors, chemodosimeters, catalysts and latent catalysts founded on various displacement assays will be discussed.
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science and technology

A zinc non-halide dopant strategy enables efficient perovskite CsPbI3 quantum dot-based light-emitting diodes

Mater. Chem. Front., 2020, 4,1444-1453
DOI: 10.1039/C9QM00734B, Research Article
Jinhang Li, Jiawei Chen, Leimeng Xu, Sinan Liu, Si Lan, Xiansheng Li, Jizhong Song
A zinc non-halide dopant strategy is employed to clarify the internal mechanism of Zn2+ doping without the introduction of halide ions and enhance the emission properties evidenced by the EQE of the QLEDs from 7.5% to 14.6% after Zn2+ doping.
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science and technology

Modulation of ligand conjugation for efficient FAPbBr3 based green light-emitting diodes

Mater. Chem. Front., 2020, 4,1383-1389
DOI: 10.1039/C9QM00768G, Research Article
Feng Zhang, Mengna Sun, Xiyu Luo, Dongdong Zhang, Lian Duan
We put forward a new strategy for efficient PeLEDs by understanding the effect of ligand conjugation on device performance.
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science and technology

AIE-active Schiff base compounds as fluorescent probes for the highly sensitive and selective detection of Fe3+ ions

Mater. Chem. Front., 2020, 4,1471-1482
DOI: 10.1039/C9QM00792J, Research Article
Jonnagaddala Harathi, Kathavarayan Thenmozhi
AIE-active Schiff base compounds were synthesized and photophysical properties were investigated. The compounds exhibited prominent sensing behaviour towards Fe3+ ion with enhanced selectivity, high association constants and low detection limits.
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science and technology

Multifunctional ultrasmall-MoS2/graphene composites for high sulfur loading Li–S batteries

Mater. Chem. Front., 2020, 4,1483-1491
DOI: 10.1039/D0QM00082E, Research Article
Tianyu Tang, Teng Zhang, Lina Zhao, Biao Zhang, Wei Li, Junjie Xu, Long Zhang, Hailong Qiu, Yanglong Hou
The utilization of hosts with uniform dispersion of sulfur and multifunctional parts which can interact strongly with polysulfides facilitates the improved performance of Li–S batteries.
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science and technology

Dual-doping of ruthenium and nickel into Co3O4 for improving the oxygen evolution activity

Mater. Chem. Front., 2020, 4,1390-1396
DOI: 10.1039/D0QM00079E, Research Article
Beibei Guo, Ruguang Ma, Zichuang Li, Jun Luo, Minghui Yang, Jiacheng Wang
Ru and Ni co-doped Co3O4 with improved OER activity were synthesized by a one-step hydrothermal method. Ru doping increases the intrinsic activity, while Ni doping creates more oxygen vacancies and exposes more active sites.
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science and technology

Fused-ring phenazine building blocks for efficient copolymer donors

Mater. Chem. Front., 2020, 4,1454-1458
DOI: 10.1039/D0QM00080A, Research Article
Wenting Li, Qishi Liu, Ke Jin, Ming Cheng, Feng Hao, Wu-Qiang Wu, Shengjian Liu, Zuo Xiao, Shangfeng Yang, Shengwei Shi, Liming Ding
Phenazine copolymer donors demonstrate an efficiency of 15.14% in nonfullerene organic solar cells.
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science and technology

From simple Katritzky salts to AIEgens: mechanochromic luminescence and heparin detection

Mater. Chem. Front., 2020, 4,1492-1499
DOI: 10.1039/C9QM00783K, Research Article
Faxu Lin, Yang Feng, Xiaoqing Liu, Lei Wang, Zhen-Qiang Yu, Yi Liu
A series of novel AIEgens based on Katritzky pyridinium salts were readily synthesized and exhibited interesting aggregation-induced emission behaviors, remarkable mechanochromic luminescence, and promising heparin detection.
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science and technology

Sandwich structured dielectrics for air-stable and flexible low-voltage organic transistors in ultrasensitive pressure sensing

Mater. Chem. Front., 2020, 4,1459-1470
DOI: 10.1039/D0QM00062K, Research Article
Yue Jiang, Ziyang Liu, Zhigang Yin, Qingdong Zheng
A novel type of polymer sandwich dielectric is developed for air-stable, hysteresis-free and flexible OTFTs which can be used for low-power pressure sensors with ultrahigh sensitivity, wide detection range and fast response.
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science and technology

Highly active hydrogen evolution catalysis on oxygen-deficient double-perovskite oxide PrBaCo2O6−δ

Mater. Chem. Front., 2020, 4,1519-1529
DOI: 10.1039/D0QM00056F, Research Article
Hayato Togano, Kaisei Asai, Seiji Oda, Hidekazu Ikeno, Shogo Kawaguchi, Kengo Oka, Kouhei Wada, Shunsuke Yagi, Ikuya Yamada
Oxygen-deficient double perovskite oxides PrBaCo2O6−δ exhibit highly active hydrogen evolution reaction catalysis, which is associated with multiple factors: oxygen deficiency, high Co valence, and A-site cation ordering.
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science and technology

A turn-off fluorescent probe for the detection of Cu2+ based on a tetraphenylethylene-functionalized salicylaldehyde Schiff-base

Mater. Chem. Front., 2020, 4,1500-1506
DOI: 10.1039/C9QM00759H, Research Article
Hai-Fang Xie, Chang-Jin Yu, Ya-Li Huang, Hong Xu, Qi-Long Zhang, Xiao-Hong Sun, Xing Feng, Carl Redshaw
A tetraphenylethylene-functionalized salicylaldehyde Schiff-base fluorescent probe (TPE-An-Py) with aggregation-induced enhanced emission (AIEE) characteristics exhibited high sensitivity towards copper(II) ions in aqueous media with a “turn-off” fluorescence mechanism; limit of detection is 2.36 × 10−7 mol L−1.
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science and technology

Multiring-induced multicolour emission: hyperbranched polysiloxane with silicon bridge for data encryption

Mater. Chem. Front., 2020, 4,1375-1382
DOI: 10.1039/D0QM00075B, Research Article
Yuanbo Feng, Hongxia Yan, Fan Ding, Tian Bai, Yufeng Nie, Yan Zhao, Weixu Feng, Ben Zhong Tang
The presented work shows an impressive multicolour luminescence hyperbranched polysiloxane attributed to the multiring through-space conjugation named “multiring induced multicolor emission” (MIE), as well as its application in data encryption.
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science and technology

The role of dipole moment in two fused-ring electron acceptor and one polymer donor based ternary organic solar cells

Mater. Chem. Front., 2020, 4,1507-1518
DOI: 10.1039/D0QM00016G, Research Article
Xunfan Liao, Yongjie Cui, Xueliang Shi, Zhaoyang Yao, Heng Zhao, Yongkang An, Peipei Zhu, Yaxiao Guo, Xiang Fei, Lijian Zuo, Ke Gao, Francis Lin, Qian Xie, Lie Chen, Wei Ma, Yiwang Chen, Alex K.-Y. Jen
The dipole moment of FREAs’ terminals has been unveiled as an important factor and its working mechanism has been thoroughly investigated. Our results demonstrate that the dipole moment should also be taken into account in designing ternary OSCs.
The content of this RSS Feed (c) The Royal Society of Chemistry