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Synthesis, crystal structure and optical properties of a naphthylbisimide-Ni complex: a framework on TiO2 for visible light H2 production

IR@CMERI: CSIR- Central Mechanical Engineering Research Institute (CMERI), Durgapur

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Title Synthesis, crystal structure and optical properties of a naphthylbisimide-Ni complex: a framework on TiO2 for visible light H2 production
 
Creator Bala, Sukhen
Mondal, Indranil
Goswami, Arijit
Pal, Ujjwal
Mondal, Raju
 
Subject Chemistry
 
Description A novel ligand N,Nā€™-di-(3-(pyridin-2-yl)-1H-pyrazole-5-carbohydrazide) naphthalene 1,4,5,8-tetracarboxylic acid bisimide (PPNB) and its nickel (II) complex (Ni-PPNB) were synthesized and systematically characterized. Both the molecules show higher sensitization activity on the TiO2 semiconducting system. These composites have interesting photophysical properties as they enable photocatalytic hydrogen production from water with a sacrificial electron donor (SED) using visible light, while neither component alone is able to do so. The photocatalysts have shown long term stability and a maximum turnover number (TON) of 7866 based on Ni-PPNB was obtained after 6 h of irradiation at a catalyst concentration of 2.5 Ɨ 10āˆ’5 mol gāˆ’1.
 
Publisher Royal Society of Chemistry
 
Date 2014
 
Type Article
PeerReviewed
 
Identifier Bala, Sukhen and Mondal, Indranil and Goswami, Arijit and Pal, Ujjwal and Mondal, Raju (2014) Synthesis, crystal structure and optical properties of a naphthylbisimide-Ni complex: a framework on TiO2 for visible light H2 production. Dalton Transactions, 43. pp. 15704-15707.
 
Relation http://cmeri.csircentral.net/54/