• Supramolecular charge transfer nanostructures 

  Kumar, Mohit; Rao, K. Venkata; George, Subi Jacob (Royal Society of Chemistry, 2014)

  Supramolecular organization of p-conjugated chromophores into well defined nanostructures has gained much attention due to their promising role as active components in organic electronics. Charge-transfer (CT) nanostructures, ...
• Novel Coronene-Naphthalene Dimide-Based Donor-Acceptor Pair for Tunable Charge-Transfer Nanostructures 

  Kumar, Mohit; George, Subi Jacob (Wiley-V C H Verlag Gmbh, 2014)

  Charge-transfer (CT) assemblies of aromatic donor (D) and acceptor (A) molecules have recently gained attention as a promising material for organic electronics and ferroelectrics. Two major factors which govern their ...
• Organic-inorganic light-harvesting scaffolds for luminescent hybrids 

  Rao, K. Venkata; Jain, Ankit; George, Subi Jacob (Royal Society of Chemistry, 2014)

  Luminescent light harvesting hybrid materials form a curious field not only because of their potential to deal with a variety of device related challenges, but also because they break new ground with the current trend of ...
• Homotropic and heterotropic allosteric regulation of supramolecular chirality 

  Kumar, Mohit; George, Subi Jacob (Royal Society of Chemistry, 2014)

  Allosteric regulation, a key biological phenomenon, has been demonstrated for controlling the supramolecular handedness of an artificial self-assembled system. Supramolecular assembly of perylene bisimide (PBI) functionalized ...
• Supramolecular Clippers for Controlling Photophysical Processes through Preorganized Chromophores 

  Kumar, Mohit; Ushie, Onumashi Afi; George, Subi Jacob (Wiley-V C H Verlag Gmbh, 2014)

  A novel supramolecular clipping design for influencing the photophysical properties of functional molecular assemblies, by the preorganization (clipping) of chromophores, is described. Several chromophores end functionalized ...
• Porous polyimides from polycyclic aromatic linkers: Selective CO2 capture and hydrogen storage 

  Rao, K. Venkata; Haldar, Ritesh; Maji, Tapas Kumar; George, Subi Jacob (Elsevier Sci Ltd, 2014)

  Porous polyimides are important class of macromolecules owing to their excellent redox behaviour, efficient capture of CO2 and H-2 gases, interesting photocatalytic properties and superior thermal and chemical stabilities. ...
• Supramolecular Gating of Ion Transport in Nanochannels 

  Kumar, B. V. V. S. Pavan; Rao, K. Venkata; Sampath, S.; George, Subi Jacob; Eswaramoorthy, Muthusamy (Wiley-V C H Verlag Gmbh, 2014)

  Several covalent strategies towards surface charge-reversal in nanochannels have been reported with the purpose of manipulating ion transport. However, covalent routes lack dynamism, modularity and post-synthetic flexibility, ...
• Carbonate Linkage Bearing Naphthalenediimides: Self-Assembly and Photophysical Properties 

  Kulkarni, Chidambar; George, Subi Jacob (Wiley-V C H Verlag Gmbh, 2014)

  Self-assembly of carbonate linkage bearing naphthalene diimides (NDI) showed unusually red-shifted excimer emission at approximately 560nm. On the other hand, the ether linkers showed usual excimers at around 520nm, ...
• Amine-Responsive Adaptable Nanospaces: Fluorescent Porous Coordination Polymer for Molecular Recognition 

  Haldar, Ritesh; Matsuda, Ryotaro; Kitagawa, Susumu; George, Subi Jacob; Maji, Tapas Kumar (Wiley-V C H Verlag Gmbh, 2014)

  Flexible and dynamic porous coordination polymers (PCPs) with well-defined nanospaces composed of chromophoric organic linkers provide a scaffold for encapsulation of versatile guest molecules through noncovalent interactions. ...
• Charge-Transfer Nanostructures through Noncovalent Amphiphilic Self-Assembly: Extended Cofacial Donor-Acceptor Arrays 

  Rao, K. Venkata; Jalani, Krishnendu; Jayaramulu, K.; Mogera, Umesha; Maji, Tapas Kumar; George, Subi Jacob (Wiley-V C H Verlag Gmbh, 2014)
• Ultrafast response humidity sensor using supramolecular nanofibre and its application in monitoring breath humidity and flow 

  Mogera, Umesha; Sagade, Abhay A.; George, Subi Jacob; Kulkarni, G. U. (Nature Publishing Group, 2014)

  Measuring humidity in dynamic situations calls for highly sensitive fast response sensors. Here we report, a humidity sensor fabricated using solution processed supramolecular nanofibres as active resistive sensing material. ...
• Luminescent Polymer Films from Simple Processing of Coronene and Europium Precursors in Water 

  Planells, Miquel; Klampaftis, Efthymios; Congiu, Martina; Shivanna, Ravichandran; Rao, K. Venkata; Chepelin, Oleg; Jones, Anita C.; Richards, Bryce S.; George, Subi Jacob; Narayan, K. S.; Robertson, Neil (Wiley-V C H Verlag Gmbh, 2014)

  We describe the preparation and optical characterisation of a coronene tetracarboxylate salt (CS) in polyvinyl alcohol (PVA) thin film solutions processed from water, neat or mixed with varying ratios of a europium ...
• Charge-transfer complexation between naphthalene diimides and aromatic solvents 

  Kulkarni, Chidambar; Periyasamy, Ganga; Balasubramanian, Sundaram; George, Subi Jacob (Royal Society of Chemistry, 2014)

  Naphthalene diimides (NDIs) form emissive ground-state charge-transfer (CT) complexes with various electron rich aromatic solvents like benzene, o-xylene and mesitylene. TD-DFT calculation of the complexes suggests CT ...
• Dynamic, conjugated microporous polymers: visible light harvesting via guest-responsive reversible swelling 

  Rao, K. Venkata; Haldar, Ritesh; Maji, Tapas Kumar; George, Subi Jacob (Royal Society of Chemistry, 2016)

  The light-harvesting properties of two fluorescent dynamic conjugated microporous organic polymers (Py-PP and Py-BPP) rendered with pyrene chromophores are described. The hydrophobic and dynamic nature of these porous ...
• Light induced in situ post-modification of clay-chromophore hybrids for multiple white light emissions 

  Jain, Ankit; Achari, Amritroop; Eswaramoorthy, M.; George, Subi Jacob (Royal Society of Chemistry, 2016)

  In this study, soft clay chromophore hybrids were used to demonstrate a photo-modification strategy, in which a white light standard can be converted into a different white light standard via in situ generation of a blue ...
• Chiral supramolecular organization and cooperativity in DNA-templated assemblies of Zn-II-chromophore complexes 

  Rubio-Magnieto, Jenifer; Kumar, Mohit; Brocorens, Patrick; Ide, Julien; George, Subi Jacob; Lazzaroni, Roberto; Surin, Mathieu (Royal Society of Chemistry, 2016)

  Templated cooperative binding induced assembly of chromophores is achieved via interactions between Zn-complexes and the DNA phosphodiester backbone. The chromophores are organized in left-handed (M)-helices via double-zipper ...
• Meshing organic nanowires Photogenerated charge carriers from hundreds of self-assembled nanowires are harnessed to make a functional photovoltaic device 

  Jain, Ankit; George, Subi Jacob (Nature Publishing Group, 2016)
• New directions in supramolecular electronics 

  Jain, Ankit; George, Subi J. (Elsevier Science Ltd, 2015)

  Supramolecular organic electronics embodies one of the biggest promises made by supramolecular functional materials. Huge advancements have been made with regard to its theoretical and functional understanding over the ...
• Redox-Active Metal-Organic Frameworks: Highly Stable Charge-Separated States through Strut/Guest-to-Strut Electron Transfer 

  Sikdar, Nivedita; Jayaramulu, Kolleboyina; Kiran, Venkayala; Rao, K. Venkata; Sampath, Srinivasan; George, Subi J.; Maji, Tapas Kumar (Wiley-V C H Verlag Gmbh, 2015)

  Molecular organization of donor and acceptor chromophores in self-assembled materials is of paramount interest in the field of photovoltaics or mimicry of natural light-harvesting systems. With this in mind, a redox-active ...
• The molecular recognition controlled stereomutation cycle in a dynamic helical assembly 

  Kumar, Mohit; Reddy, Madugula Drona; Mishra, Ananya; George, Subi J. (Royal Society of Chemistry, 2015)

  Perylene bisimide functionalized with a phosphate recognition unit assembles into a left-handed, right-handed or racemic helical assembly on binding with AMP, ATP and inorganic phosphates, respectively. Thus, competitive ...

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