Publications

  
  57. F. A. S. Chipem, A. Malakar and G. Krishnamoorthy
    Intramolecular proton transfer in 2-(2'-hydroxyphenyl)oxazolo[4,5-b]pyridine: evidence for tautomer in the ground state.
    Photochem. Photobiol. 2015, 91, 298-305.
     
  56. A. Malakar and G. Krishnamoorthy
    Dual emission from 2-(4'-N,N-dimethylaminophenyl)pyridoimidazole-nanoparticle composite: Efffect of beta-cyclodextrin.
    J. Colloid Interface Sci. 2015, 443, 23-29.
     
  55. A. Mishra, A. Malakar, H. T. Biswal, M. K. Barman and G. Krishnamoorthy
    Interactions of a few azole derivatives with a transport protein: role of heteroatoms.
    J. Mol. Recogn. 2015, 28, 299-305.
     
  54. S. K. Behera, A. Karak and G. Krishnamoorthy
    Photophysics of 2-(4'-amino-2'-  hydroxyphenyl)-1H-imidazo-[4,5-c]Pyridine and Its Analogues: Intramolecular Proton Transfer Versus Intramolecular Charge Transfer. 
    J. Phys. Chem. B 2015, 119, 2330-2344. (Photoinduced Proton Transfer special issue).
     
  53. A. Mishra, S. Sahu, S. Tripathi and G. Krishnamoorthy
    Photoinduced intramolecular charge transfer in trans-2-[4’-(N,N-dimethylamino) styrylimidazo[4,5-b]pyridine:effect of introducing a C=C double bond.
    Photochem. Photobiol. Sci. 2014, 13, 1476-1486.
     
  52. F. A. S. Chipem, S. K. Behera, and G. Krishnamoorthy
    Excited state proton transfer of 2-(2'-Hydroxyphenyl)benzimidazole and its nitrogen substituted analogues in bovine serum albumin.
    Photochem. Photobiol. Sci. 2014, 13, 1297-1304.
     
  51. N. Dash, A. Malakar, M. Kumar, B. B. Mandal and G. Krishnamoorthy 
    Metal ion dependent "ON" intramolecular charge transfer (ICT) and "OFF" normal switching of the fluorescence: Sensing of Zn+2 by ICT emission in living cells. 
    Sens. Actuator B Chem. 2014, 202, 1154-1163.
     
  50. B. Shankar, S. Sahu, N. Deibel, D.  Schweinfurth, B. Sarkar, P. Elumalai, D. Gupta, F. Hussain, G. Krishnamoorthy and M. Sathiyendiran
    Luminescent dirhenium(I)-double-heterostranded helicate and mesocate.
    Inorg. Chem. 2014, 53, 922-930.
     
  49. F. A. S. Chipem, S. K. Behera and G. Krishnamoorthy
    Ratiometric fluorescence sensing ability of 2-(2'-hydroxyphenyl)benzimidazole and its nitrogen substituted analogues toward metal ions.  
    Sens. Actuator B Chem. 2014, 191, 727-733.
     
  48. F. A. S. Chipem and G. Krishnamoorthy
    Temperature effect on dual fluorescence of 2-(2'-Hydroxyphenyl)benzimidazole and its nitrogen substituted analogues.
    J. Phys. Chem. B 2013, 117, 14079–14088.
     
  47. A. Mishra, S. Sahu, N. Dash, S. K. Behera and G. Krishnamoorthy
    Double proton transfer induced twisted intramolecular charge transfer emission in 2-(4'- N,N-dimethylaminophenyl)imidazo[4,5-b]pyridine. 
    J. Phys. Chem. B 2013, 117, 9469-9477.
     
  46. S. Sahu, A. Mishra, and G. Krishnamoorthy
    Specific site binding of metal ions on the intramolecular charge transfer fluorophore in micelle. 
    Analyst 2013, 138, 5942-5948.
     
  45. F. A. S. Chipem, S. K. Behera and G. Krishnamoorthy
    Enhancing excited state intramolecular proton transfer in 2-(2'-Hydroxyphenyl) benzimidazole and its nitrogen substituted analogues by β-Cyclodextrin: the effect of nitrogen substitution.
    J. Phys. Chem. A 2013, 117, 4084-4095.
     
  44. A. Mishra, S. Chatterjee and G. Krishnamoorthy
    Intramolecular charge transfer emission of trans-2-[4'-dimethylamino)styryl] benzimidazole: Effect of solvent and pH.
    J. Photochem. Photobiol. A 2013, 260, 50-58.
     
  43. N. Dash, A. Mishra and G. Krishnamoorthy
    Alkyl chain dependent interactions of ligands with bovine serum albumin.
    J. Pharm. Biomed. Anal. 2013, 77, 55-62.
     
  42. A. Mishra, A. Thangamani, S. Chatterjee, F. A. S. Chipem and G. Krishnamoorthy
    Photoisomerization of trans-2-[4′-(Dimethylamino)styryl]benzothiazole.
    Photochem. Photobiol. 2013, 89, 247-252.
     
  41. A. Mishra and G. Krishnamoorthy
    Photophysical study of 2-(4'-N,N-dimethylaminophenyl)oxazolo[4,5-b]pyridine in different solvents and at various pH.
    Photochem. Photobiol. Sci. 2012, 8, 1356-1367.
   
  40. N. Dash and G. Krishnamoorthy
    Effect of temperature on the spectral characteristics of 2-(4'-N,N-dimethylaminophenyl)imidazo[4,5-b]pyridine.  
    Spectrochim. Acta. A, 2012, 95, 540-546.
     
  39. A. M. Turek, J. Saltiel, T. R. S. Krishna and G. Krishnamoorthy 
    Resolution of conformer-specific all-trans-1,6-diphenyl-1,3,5-hexatriene UV absorption spectra. 
    J. Phys. Chem. A 2012, 116, 5353-5367.  
     
 
  38. F. A. S. Chipem, A. Mishra and G. Krishnamoorthy
    Role of Hydrogen Bonding in Excited State Intramolecular Charge Transfer.
    Phys. Chem. Chem. Phys. 2012, 14, 8775-8790 (Cover page article, Special issue on ‘Hydrogen Bonding in the Excited State’).
   

    

    (One of the top 10 most read article in PCCP on the month June 2012)
     
  37. N. Dash, A. Mishra and G. Krishnamoorthy 
    Comment on “The interaction of 5-(alkoxy)naphthalen-1-amine with bovine serum albumin and its effect on the conformation of protein” .
    J. Phys. Chem. B 2011, 115, 6806–6807.
     
  36. F. A. S. Chipem, N. Dash and G. Krishnamoorthy
    Role of nitrogen substitution in phenyl ring on excited state intramolecular proton transfer and rotamerism of 2-(2'-Hydroxyphenyl)benzimidazole: A theoretical study.
    J. Chem. Phys. 2011, 134, 104308.
     
  35. N. Dash and G. Krishnamoorthy
    Modulation of the photophysics of 2-(4’-dimethylaminophenyl)imidazo[4,5-b] pyridine by long chain N-alkylations.
    Photochem. Photobiol. Sci. 2011, 10, 939–946.
     
  34. F.A. S. Chipem, S. Chatterjee and G. Krishnamoorthy 
    Theoretical study on photochemical behavior of trans-2-[4′-(dimethylamino)styryl] benzothiazole.      
    J. Photochem. Photobiol. A 2010, 214, 121-127.
     
  33. R. Adhikary, P. Mukherjee, G. Krishnamoorthy, R. Kunkle, T. Casey, M. Rasmussen, J. Petrich
    Fluorescence spectroscopy of the retina for diagnosis of transmissible spongiform encephalopathies.
    Anal. Chem. 2010, 82, 4097-4101.
     
  32. N. Dash and G. Krishnamoorthy
        Photophysics of 2-(4'-N,N-Dimethylaminophenyl)imidazo[4,5-b]pyridine in micelles: Selective dual fluorescence in sodium dodecylsulphate and triton X-100.
    J. Fluoresc. 2010, 20, 135-142.
     
  31. F. A. S. Chipem, and G. Krishnamoorthy
    Comparative theoretical study of rotamerism and excited state intramolecular proton transfer of 2-(2’-hydroxyphenyl)benzimidazole, 2-(2’-hydroxyphenyl) imidazo[4,5-b] pyridine, 2-(2’-hydroxyphenyl)imidazo[4,5-c]pyridine and 8-(2'-hydroxyphenyl) purine
    J. Phys. Chem. A 2009, 113, 12063-12070.
     
  30. N. Dash, F. A. S. Chipem, and G. Krishnamoorthy
        Encapsulation of 2-(4’-N,N-dimethylamino)phenylimidazo[4,5-b]pyridine in β- cyclodextrin: Effect on H-bond induced intramolecular charge transfer emission.
    Photochem. Photobiol. Sci. 2009, 8, 1708 – 1715.
     
  29. J. Saltiel, D. Papadimitriou, T. S. R. Krishna, Z. –N. Huang, G. Krishnamoorthy, S. Laohhasurayotin and R. J. Clark
    Photoisomerization of all-cis-1,6-diphenyl-1,3,5-hexatriene in the solid state and in solution: a simultaneous three-bond twist process.
    Angew. Chem. Int. Ed.  2009, 48, 8082-8085.
     
  28. N. Dash, F. A. S. Chipem, R. Swaminathan and G. Krishnamoorthy
    Hydrogen bond induced twisted intramolecular charge transfer in 2-(4’-dimethylaminophenyl)imidazo[4,5-b]pyridine.       
    Chem. Phys. Lett. 2008, 460, 119-124.
     
  27. S. Kumar, A. K. Singh, G. Krishnamoorthy and R. Swaminathan
    Thioflavin T displays enhanced fluorescence selectively inside anionic micelles and mammalian cells.
    J. Fluoresc. 2008, 18, 1199-1205.
     
  26. G. Krishnamoorthy, S. P. Webb, T. Nguyen, P. K. Chowdhury, M. Halder, N. J. Wills, S. Carpenter, G. A. Kraus, M. S. Gordon and J. W. Petrich  
    Synthesis of hydroxy and methoxy perylene quinones, their spectroscopic and computational characterization, and their antiviral activity.
    Photochem. Photobiol. 2005, 81, 924-933.
     
  25. A. M. Turek, G. Krishnamoorthy, D. F. Sears, Jr., I. Garcia, O. Dmitrenko and  J. Saltiel
    Resolution of three fluorescence components in the spectra of all-trans-1,6-diphenyl-1,3,5-hexatriene under isopolarizability conditions.
    J. Phys. Chem. A 2005, 109, 293-303.
     
  24. G. Krishnamoorthy, S. Schieffer, J. Pescatore, R. Ulsh, R. S. H. Liu and  J. Liu
    Photoreactions of cisoid 1,4-diphenyl-1,3-butadienes. Direct irradiation in solution and in low temperature organic glass.
    Photochem. Photobiol. Sci. 2004, 3, 1047-1051.
     
  23. G. Krishnamoorthy, S. Schieffer, S. Shavyakov, A. E. Asato, K. Wong, J. Head and  R. S. H. Liu
    S-cis conformers in low temperature irradiation of Dienes.  Hula-twist mechanism of isomerization.
    Res. Chem. Intermed. 2004, 30, 397-405.
     
  22. J. Saltiel, G. Krishnamoorthy and D. F. Sears Jr.
    The effect of solvent polarizability on the fluorescence of trans-1-(2-napthyl)-1-phenylethene conformers. Conformer-specific fluorescence from the cis isomer. 
    Photochem. Photobiol. Sci. 2003, 2, 1162-1168.
     
  21. G. Krishnamoorthy, A.E. Asato, and R. S. H. Liu
    Conformational isomerizations of symmetrically substituted styrenes. No-reaction photoreactions by Hula-twist. 
    Chem. Comm. 2003, 2170-2171.
     
  20. Y. Imamoto, T. Kuroda, M. Kataoka, S. Shevyakov, G. Krishnamoorthy and R. S. H. Liu
    Photoisomerization by Hula-twist. 2,2’-dimethylstilbene and a ring fused analog.
    Angew. Chem. Int. Ed.  2003, 42, 3630-3633.  
     
  19. J. Saltiel, G. Krishnamoorthy, Z. Huang, D. –H. Ko and S. Wang
    Stereoselective O2-induced photoisomerization of all-trans-1,6-diphenyl-1,3,5-hexatriene.
    Can. J. Chem. 2003, 81, 673-679. 
     
  18. J. Saltiel, G. Krishnamoorthy, Z. Huang, D. –H. Ko and S. Wang
    The photoisomerization of all-trans-1,6-diphenyl-1,3,5-hexatriene. Temperature and deuterium isotope effects.
    J. Phys. Chem. A 2003, 107, 3178-3186. 
     
  17. A. M. Turek, G. Krishnamoorthy, K. Phipps and J. Saltiel
    Resolution of benzophenone delayed fluorescence and phosphorescence with compensation for thermal broadening.
    J. Phys. Chem. A 2002, 106, 6044-6052.
     
  16. S. Santra, G. Krishnamoorthy and S. K. Dogra
    Spectral characteristics of methylated derivatives of 2-(2'-aminophenyl) benzimidazole: effect of solvent.
    J. Mol. Struct. 2001, 559, 25-39.
     
  15. G. Krisnamoorthy and S. K. Dogra
    Spectral characteristics of 2-(4'-N,N-dimethylaminophenyl)pyrido[3,4-d]imidazole in AOT/n-heptane/water reverse micelles.
    Spectrochim. Acta A 2001, 57, 2617-2628.
     
  14. S. Santra, G. Krishnamoorthy and S. K. Dogra
    Excited-state intramolecular proton transfer in the anionic species of 2-(2´-acetamidophenyl)benzimidazole in aqueous medium.
    Chem. Phys. Lett. 2000, 327, 230-237.
     
  13. G. Krishnamoorthy and S. K. Dogra
    Dual fluorescence of 2-(4'-N,N-dimethylaminophenyl)pyrido[3,4-d]imidazole in a tritonX-100/n-hexanol/water reverse micelle in cyclohexane: effect of pH and trifluoroacetic acid. 
    J. Colloid Interface Sci. 2000, 228, 335-343.
     
  12. G. Krishnamoorthy and S. K. Dogra
    Effect of micelles on the prototropic equilibrium of 2-(4'-N,N-dimethylamino phenyl)pyrido[3,4-d]imidazole.
    Phys. Chem. Chem. Phys. 2000, 2, 2521-2528.
     
  11. S. Santra, G. Krishnamoorthy and S. K. Dogra
    Excited state intramolecular proton transfer in 2-(2'-acetamidophenyl)benzimidazole.
    J. Phys. Chem.  2000, 104A, 476-482.
     
  10. S. K. Das, G. Krishnamoorthy and S. K. Dogra
    Excited state intramolecular proton transfer in 2-(2'-hydroxyphenyl)-1H-naphth-  [2,3- d]-imidazole: effects of solvents and pH.
    Can. J. Chem. 2000, 78, 191-205.
     
  9. G. Krishnamoorthy and S. K. Dogra
    Twisted intramolecular charge transfer of 2-(4'-N,N-dimethylaminophenyl) pyrido[3,4-d]imdazole in cyclodextrins: effect of pH.
    J. Phys. Chem. A 2000, 104, 2542-2551.
     
  8. G. Krishnamoorthy and S. K. Dogra
    Effect of micelles on dual fluorescence of 2-(4'-N,N-dimethylaminophenyl) pyrido[3,4-d]imidazole.
    Chem. Phys. Lett. 2000, 323, 234-242.
     
  7. G. Krishnamoorthy and S. K. Dogra
    Twisted intramolecular charge transfer emission of 2-(4'-N,N-dimethylaminophenyl)    
    benzimidazole in micelles.
    J. Colloid Interface Sci. 1999, 213, 53-61. 
     
  6. G. Krishnamoorthy and S. K. Dogra
    Dual fluorescence of 2-(4'-N,N-dimethylaminophenyl)benzoxazole: effect of solvent  and pH.
    Chem. Phys. 1999, 243, 45-59.
     
  5. S. K. Saha, G. Krishnamoorthy and S. K. Dogra
    Fluorescence quenching of 2-aminofluorene in non-ionic micelles: tweens. 
    J. Photochem. Photobiol. A 1999, 121, 191-198.  
     
  4. G. Krishnamoorthy and S. K. Dogra
    Dual fluorescence of 2-(4'-N,N-dimethylaminophenyl)benzimidazole: effect of b- cyclodextrin and pH. 
    J. Photochem. Photobiol. A 1999, 123, 109-119.
     
  3. G. Krishnamoorthy and S. K. Dogra
    Dual fluorescence of 2-(4'-N,N-dimethylaminophenyl)pyrido[3,4-d]imidazole: effect of solvents.
    Spectrochim. Acta, A 1999, 55, 2647-2658.
     
  2. G. Krishnamoorthy and S. K. Dogra
    Spectral characteristics of various prototropic species of 2-(4'-N,N-dimethylamino phenyl)pyrido[3,4-d]imidazole. 
    J. Org. Chem. 1999, 64, 6566-6574.
     
  1. S. Santra, G. Krishnamoorthy and S. K. Dogra
    Excited state intramolecular proton transfer in 2-(2'-benzamidophenyl)benzimidazole:  effect of solvent. 
    Chem. Phys. Lett. 1999, 311, 55-61.

Other Journals

1.

 G. Krishnamoorthy
  Hula Twist – the new prospective mechanism of photoisomerization.
  ISRAPS Bullutein, 2006, 18, 14-17.