Chem. Commun.

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Gels and threads: mussel-inspired one-pot route to advanced responsive materials

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13278-13281
DOI: 10.1039/C4CC05293E, CommunicationM. Krogsgaard, A. Andersen, H. Birkedal
Self-healing hydrogels are obtained in a one-pot reaction between tannic acid, trivalent metal ions and polyallylamine. At high concentrations, meter-long threads could be drawn from low pH solutions.
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Assembly of Fe-substituted Dawson-type nanoscale selenotungstate clusters with photocatalytic H2 evolution activity

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13265-13267
DOI: 10.1039/C4CC06447J, CommunicationWei-Chao Chen, Chao Qin, Xin-Long Wang, Yang-Guang Li, Hong-Ying Zang, Yan-Qing Jiao, Peng Huang, Kui-Zhan Shao, Zhong-Min Su, En-Bo Wang
Two Fe-substituted Dawson-type nanoscale selenotungstate clusters, {Fe6Se6W34} and {Fe10Se8W62}, have been isolated, which exhibit photocatalytic H2 evolution activity.
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Sensitive and selective amplified visual detection of cytokines based on exonuclease III-aided target recycling

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13342-13345
DOI: 10.1039/C4CC05701E, CommunicationKai Zhang, Tianli Ren, Ke Wang, Xue Zhu, Hao Wu, Minhao Xie
A new Exo III assisted strand-cleavage cycle and ligand-responsive quadruplex formation strategy for amplified and label-free detection of IFN-[gamma] was reported with a detection limit of 0.1 pM and a visual detection limit of 20 pM by the naked eye.
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Chromo-fluorogenic BODIPY-complexes for selective detection of V-type nerve agent surrogates

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13289-13291
DOI: 10.1039/C4CC05945J, CommunicationAndrea Barba-Bon, Ana Maria Costero, Salvador Gil, Felix Sancenon, Ramon Martinez-Manez
Eu3+ and Au3+ BODIPY-complexes have been prepared for the selective detection of V-nerve agent surrogates over G-surrogates. The mechanism of detection occurs via the displacement of a BODIPY ligand, resulting in colour modulation that is easily observed by the naked eye.
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A carbon nanotube/quantum dot based photoelectrochemical biosensing platform for the direct detection of microRNAs

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13315-13318
DOI: 10.1039/C4CC06214K, CommunicationHuijuan Cao, Shanshan Liu, Wenwen Tu, Jianchun Bao, Zhihui Dai
A versatile photoelectrochemical biosensing platform for direct detection of microRNAs was developed based on DNA-CdS quantum dots sensitized carbon nanotubes.
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Rapid room temperature syntheses of zeolitic-imidazolate framework (ZIF) nanocrystals

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13258-13260
DOI: 10.1039/C4CC06491G, CommunicationMin Tu, Christian Wiktor, Christoph Rosler, Roland A. Fischer
Here we report a simple solvent mixture controlled rapid room temperature syntheses for facile access to uniform zeolitic-imidazolate framework (ZIF) nanocrystals.
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Photoelectrochemical batteries for efficient energy recovery

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13331-13333
DOI: 10.1039/C4CC06708H, CommunicationLei Han, Shaojun Guo, Miao Xu, Shaojun Dong
Novel photoelectrochemical fuel cells (PEFCs) are proposed by the introduction of a solid-state Ag2O/Ag cathode.
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Production of few-layer phosphorene by liquid exfoliation of black phosphorus

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13338-13341
DOI: 10.1039/C4CC05752J, CommunicationOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Jack R. Brent, Nicky Savjani, Edward A. Lewis, Sarah J. Haigh, David J. Lewis, Paul O'Brien
We report the liquid exfoliation of black phosphorus to form few-layer phosphorene nanosheets.
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Topotactic elimination of water across a C-C ligand bond in a dense 3-D metal-organic framework

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13292-13295
DOI: 10.1039/C4CC06136E, CommunicationHamish H.-M. Yeung, Monica Kosa, John M. Griffin, Clare P. Grey, Dan T. Major, Anthony K. Cheetham
Owing to its thermal stability and structural flexibility, the original 3-D framework of lithium L-malate remains intact upon topotactic dehydration.
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A ratiometric fluorescent pH sensor based on nanoscale metal-organic frameworks (MOFs) modified by europium(III) complexes

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13323-13326
DOI: 10.1039/C4CC05508J, CommunicationYe Lu, Bing Yan
We report a new ratiometric fluorescent pH sensor based on postsynthetically modified nanoscale MOF-253. By a PSM, two types of Eu3+ with different characteristic excitation wavelengths are realized in MOF-253. The pH sensor requires no calibration because only one of the two types of Eu3+ is affected by the pH variation.
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Straightforward installation of carbon-halogen, carbon-oxygen and carbon-carbon bonds within metal-organic frameworks (MOF) via palladium-catalysed direct C-H functionalization

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13261-13264
DOI: 10.1039/C4CC05222F, CommunicationTao Liu, Da-Qiang Li, Si-Yu Wang, Yong-Zhou Hu, Xiao-Wu Dong, Xin-Yuan Liu, Chi-Ming Che
The straightforward C-H functionalization of UiO-67-dcppy materials was achieved by a palladium catalysed activation with high conversion and good regioselectivity.
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Palladium catalysed cross-dehydrogenative-coupling of 1,3,5-trialkoxybenzenes with simple arenes

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13275-13277
DOI: 10.1039/C4CC06271J, CommunicationOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Thomas E. Storr, Faridah Namata, Michael F. Greaney
The cross-dehydrogenative coupling of two arene C-H positions is reported, generating multi-ortho-substituted biaryls under Pd catalysis.
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Impressive enhancement in the cell performance of ZnO nanorod-based perovskite solar cells with Al-doped ZnO interfacial modification

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13381-13384
DOI: 10.1039/C4CC04908J, CommunicationJuan Dong, Yanhong Zhao, Jiangjian Shi, Huiyun Wei, Junyan Xiao, Xin Xu, Jianheng Luo, Jing Xu, Dongmei Li, Yanhong Luo, Qingbo Meng
Al-doped ZnO modified ZnO nanorods applied in CH3NH3PbI3 perovskite solar cells can show a positive effect on VOC and PCE.
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A highly versatile convergent/divergent "onion peel" synthetic strategy toward potent multivalent glycodendrimers

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13300-13303
DOI: 10.1039/C4CC06191H, CommunicationRishi Sharma, Naresh Kottari, Yoann M. Chabre, Leila Abbassi, Tze Chieh Shiao, Rene Roy
Both convergent and divergent strategies for the synthesis of "onion peel" glycodendrimers are reported which resulted in one of the best multivalent ligands known against the virulent factor from a bacterial lectin isolated from Pseudomonas aeruginosa.
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Local visualization of catalytic activity at gas evolving electrodes using frequency-dependent scanning electrochemical microscopy

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13250-13253
DOI: 10.1039/C4CC06100D, CommunicationXingxing Chen, Artjom Maljusch, Rosalba A. Rincon, Alberto Battistel, Aliaksandr S. Bandarenka, Wolfgang Schuhmann
A new concept for the localized characterization of gas evolving electrodes based on scanning electrochemical microscopy (SECM) is suggested.
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Structure optimization of Prussian blue analogue cathode materials for advanced sodium ion batteries

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13377-13380
DOI: 10.1039/C4CC05830E, CommunicationDezhi Yang, Jing Xu, Xiao-Zhen Liao, Yu-Shi He, Haimei Liu, Zi-Feng Ma
A Prussian blue analogue Na1.76Ni0.12Mn0.88[Fe(CN)6]0.98 containing electrochemically inactive Ni2+ with active Mn2+/3+ simultaneously exhibits particularly excellent cycle life and high capacity.
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A cellulose based hydrophilic, oleophobic hydrated filter for water/oil separation

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13296-13299
DOI: 10.1039/C4CC04817B, CommunicationKathleen Rohrbach, Yuanyuan Li, Hongli Zhu, Zhen Liu, Jiaqi Dai, Julia Andreasen, Liangbing Hu
A nanofibrillated cellulose modified all cellulose paper filter was fabricated for water/oil separation with efficiency [greater-than-or-equal]99% under gravitational force.
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Dual stimuli-responsive nano-vehicles for controlled drug delivery: mesoporous silica nanoparticles end-capped with natural chitosan

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13268-13271
DOI: 10.1039/C4CC04383A, CommunicationAbdul Hakeem, Ruixue Duan, Fouzia Zahid, Chao Dong, Boya Wang, Fan Hong, Xiaowen Ou, Yongmei Jia, Xiaoding Lou, Fan Xia
A novel MSNP based dual responsive smart drug delivery system that responds to acidified endosome/lysosome cellular compartments as well as lysozyme enzyme is reported.
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Quantum cutting in nanoparticles producing two green photons

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13282-13284
DOI: 10.1039/C4CC04400B, CommunicationC. Lorbeer, A.-V. Mudring
Green quantum cutting can be achieved in nanoscale materials irrespective of a large surface and other killer traps.
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Alkyne mechanochemistry: putative activation by transoidal bending

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13235-13238
DOI: 10.1039/C4CC03514C, CommunicationCharles E. Diesendruck, Lingyang Zhu, Jeffrey S. Moore
Mechanochemical transoidal bending of triple bonds lead to an unexpected reaction between alkynes and azide traps.
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