Articles with "electron rich" as a keyword



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Tailoring Noncovalent Interactions to Activate Persistent Room‐Temperature Phosphorescence from Doped Polyacrylonitrile Films

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Published in 2021 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202101656

Abstract: Organic phosphors exhibiting room‐temperature phosphorescence (RTP) in amorphous phase are good candidates for optoelectronic and biomedical applications. In this proof‐of‐concept work, a rational strategy to activate wide‐color ranged and persistent RTP from amorphous films by… read more here.

Keywords: temperature phosphorescence; electron rich; room temperature; pan ... See more keywords
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Unexpected One‐Pot Synthesis of Diindolotriazatruxene: A Planar Electron‐Rich Scaffold Toward Highly π‐Extended PAHs

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Published in 2017 at "Asian Journal of Organic Chemistry"

DOI: 10.1002/ajoc.201700498

Abstract: A unique planar and highly π-extended scaffold, 3,8,14,19-tetrabromo-diindolotriazatruxene (4Br-DIT), was synthesized for the first time by a facile one-pot strategy. The structure of 4Br-DIT was adequately verified by MALDI-TOF mass spectrometry, 1H and 13C NMR,… read more here.

Keywords: planar; electron rich; highly extended; diindolotriazatruxene ... See more keywords
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Electron-Rich π-Extended Diindolotriazatruxene-Based Chemosensors with Highly Selective and Rapid Responses to Nitroaromatic Explosives.

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Published in 2019 at "ChemPlusChem"

DOI: 10.1002/cplu.201900347

Abstract: A series of electron-rich π-extended diindolotriazatruxene-based compounds DIT, 4Py-DIT (bearing pyrene units) and 4PyF-DIT (bearing fluorene units) have been explored and investigated as fluorescence chemosensors. Quantitative analysis through fluorescence titrations showed that the resulting DIT… read more here.

Keywords: highly selective; electron rich; diindolotriazatruxene based; fluorescence ... See more keywords
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Oxidative cyclization of 5-aryl-1-benzyl-1,2,3-triazoles bearing electron-rich aromatic groups: ortho/ortho and ortho/ipso coupling

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Published in 2021 at "Chemistry of Heterocyclic Compounds"

DOI: 10.1007/s10593-021-02985-5

Abstract: The intramolecular oxidative coupling of electron-rich aromatic groups in 5-(het)aryl-1-(het)arylalkyl-1H-1,2,3-triazoles was studied in detail. Under treatment with phenyliodoso bis(trifluoroacetate) and boron trifluoride etherate these substrates afforded products of either ortho/ortho or ortho/ipso coupling depending on… read more here.

Keywords: electron rich; ortho ortho; ortho; aromatic groups ... See more keywords
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Electron-rich platinum electrocatalysts supported onto tin oxides for efficient oxygen reduction

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Published in 2021 at "Composites Communications"

DOI: 10.1016/j.coco.2020.100603

Abstract: Abstract Developing high-performance electrocatalysts for the oxygen reduction reaction (ORR) is of significance for metal-air batteries and fuel cells. The platinum (Pt) catalyst is considered as the most ideal candidate for its highest catalytic activity… read more here.

Keywords: catalyst; rich platinum; electron rich; oxygen reduction ... See more keywords
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Electron-rich functional doping carbon host as dendrite-free lithium metal anode

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Published in 2018 at "Electrochimica Acta"

DOI: 10.1016/j.electacta.2018.07.161

Abstract: Abstract The Li metal anode has been regarded as the ultimate anode because of high theoretical capacity and low potential. Unfortunately, dendrite growth and safety issues impede its practical applications. Herein, we report a series… read more here.

Keywords: electron rich; anode; lithium; host ... See more keywords
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Electrochemical access to aryl sulfides from aryl thiols and electron-rich arenes with the potassium iodide as a mediator

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Published in 2020 at "Electrochimica Acta"

DOI: 10.1016/j.electacta.2019.135371

Abstract: Abstract An indirect electrooxidation method catalyzed by potassium iodide at a low potential for the synthesis of aryl sulfides from aryl thiols and electron-rich arenes has been developed. Cyclic voltammetry was carried out to investigate… read more here.

Keywords: aryl thiols; electron rich; rich arenes; aryl sulfides ... See more keywords
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Luminescence and structure regulation of graphitic carbon nitride by electron rich P ions doping

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Published in 2020 at "Journal of Luminescence"

DOI: 10.1016/j.jlumin.2020.117616

Abstract: Abstract Graphitic carbon nitride (g-C3N4) modified with electron rich P ions was synthesized by directly heating a mixture of melamine and diammonium hydrogenphosphate with various doping concentration. The effect of the doping ion and its… read more here.

Keywords: electron rich; rich ions; graphitic carbon; luminescence ... See more keywords
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Electron-rich phenanthroline as organic linkers in molybdenum oxide layered hybrid

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Published in 2017 at "Materials Letters"

DOI: 10.1016/j.matlet.2017.06.027

Abstract: Abstract A new layered hybrid of molybdenum oxide with covalently bonded electron-rich organic ligands, 3,8-phenanthroline, has been prepared. The structure of MoO3(3,8-phenanthroline)0.5 consists of corner-shared {MoO5N} octahedra. Raman spectra correlate very well with the structural… read more here.

Keywords: rich phenanthroline; electron rich; phenanthroline organic; molybdenum oxide ... See more keywords
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The influence of the structural variations of the fused electron rich-electron deficient unit in the π-spacer of A-D-π-D-A organic dyes on the efficiency of dye-sensitized solar cells: A computational study

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Published in 2018 at "Organic Electronics"

DOI: 10.1016/j.orgel.2018.07.015

Abstract: Abstract The present study aimed to evaluate a class of A-D-π-D-A organic dyes by replacing central π-spacer by fused electron rich(D) and electron deficient(A) moieties (D-A) with different configurations in order to shed light on… read more here.

Keywords: organic dyes; electron rich; fused electron; electron deficient ... See more keywords
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Synthesis, characterization and DFT studies of electron-rich iridium(I) carbonyl complexes of an unsymmetrical phosphine–phosphine monoselenide ligand and their reactivity towards alkyl halides

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Published in 2020 at "Polyhedron"

DOI: 10.1016/j.poly.2020.114344

Abstract: Abstract A series of halocarbonyliridium(I) complexes of the type [Ir(CO)(P ~ Se)2X] (1) {where P-Se = 1,2-bis(diphenylphosphinomethaneselenide); X = Cl (1a), Br (1b), I (1c)} have been synthesized by the reaction of [Ir(CO)2X2]− with the ligand Ph2PCH2P(Se)Ph2. The complexes exhibit a… read more here.

Keywords: dft studies; electron rich; phosphine; studies electron ... See more keywords