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Publications

01. Orientation Dependent Electron Transfer Processes in Fullerene−Aniline Dyads.

      Thomas, K. G.; Biju, V.; Guldi, D. M.; Kamat, P. V.; George, M. V., 

       J. Phys. Chem. A 1999, 103, 10755-10763.
 

02. Photoinduced Charge Separation and Stabilization in Clusters of a Fullerene−Aniline Dyad.

      Thomas, K. G.; Biju, V.; Guldi, D. M.; Kamat, P. V.; George, M. V.,

       J. Phys. Chem. B 1999, 103, 8864-8869.

03. Functionalized Fullerenes as Photosynthetic Mimics. Thomas, K. G., 

       Interface 1999, 8, 30-33.

04. Excited-state Interactions in Pyrrolidinofullerenes. 

      Thomas, K. G.; Biju, V.; George, M. V.; Guldi, D. M.; Kamat, P. V., 

       J. Phys. Chem. A 1998, 102, 5341-5348.

05. Photophysical and Photochemical Properties of Squaraines in Homogeneous and Heterogeneous  

      Media. 

      Das, S.; Thomas, K. G.; George, M. V., 

      Chapter in Molecular and supramolecular photochemistry: Vol 1 Organic Photochemistry, Ed. V.             

      Ramamurthy and K. S. Schanze, 1997, 1, pp. 467-517, Taylor and Francis.

06. Picosecond Dynamics of an IR Sensitive Squaraine Dye. Role of Singlet and Triplet Excited States     

       in the Photosensitization of TiO2 Nanoclusters. 

      Liu, D.; Kamat, P. V.; Thomas, K. G.; Thomas, K. J.; Das, S.; George, M. V., 

      J. Chem. Phys. 1997, 106, 6404-6411.

07. Excited State Behavior of Fuilero-phenylpyrrolidines.

    Kamat P. V.; Guldi, D. M.; Liu, D.; Thomas, K. G.; Biju, V.; Das, S.; George, M. V., 

    Chapter in Fullerenes Vol. 4 Recent Advances in the Chemistry and Physics of Fullerenes and         

    Related Materials. Eds K. M. Kadish and R. S. Ruoff, 1997, pp.122-128, The Electrochemical         

    Society.

08. A Squaraine-based Near-Infrared Absorbing Sensor for the Selective Detection of Transition and     

    Other Metal Ions in Aqueous Media. 

    Thomas, K. G., 

    Chem. Commun. 1997, 597-598.

09. Aggregation Behavior of Water Soluble Bis(benzothiazolylidene)squaraine Derivatives in Aqueous               Media. 

     Das, S.; Thomas, K. G.; Thomas, K. J.; Madhavan, V.; Liu, D.; Kamat, P. V.; George, M. V., 

     J. Phys. Chem. 1996, 100, 17310-17315.

10. Photochemistry of Squaraine Dyes:  Excited Triplet State and Redox Properties of Crown Ether     

      Squaraines. 

      Sauve, G.; Kamat, P. V.; Thomas, K. G.; Thomas, K. J.; Das, S.; George, M. V., 

      J. Phys. Chem. 1996, 100, 2117-2124.

 

11. Photochemistry of Squaraine Dyes. Part 10.-Excited-state Properties and Photosensitization     

      Behaviour of an IR Sensitive Cationic Squaraine Dye. 

      Thomas, K. G., 

       J. Chem. Soc. Faraday Trans. 1996, 92, 4913-4916.

12. Photophysical and Photoelectrochemical Behavior of Poly [styrene-co-3-(acrylamido)-6-       

      aminoacridine]. 

      Das, S.; Rajesh, C.; Suresh, C.; Thomas, K. G.; Ajayaghosh, A.; Nasr, C.; Kamat, P. V.; George, M. V., 

     Macromolecules 1995, 28, 4249-4254.

 

13. Electrochemical and Photoelectrochemical Properties of Monoaza-15-Crown Ether Linked Cyanine 

      Dyes: Photosensitization of Nanocrystalline SnO2 Films. 

      Nasr, C.; Hotchandani, S.; Kamat, P. V.; Das, S.; Thomas, K. G.; George, M. V., 

      Langmuir 1995, 11, 1777-1783.

14. Crown Ether Derivatives of Squaraine: New Near-Infrared-Absorbing, Redox-Active 

      Fluoroionophores for Alkali Metal Recognition. 

     Thomas, K. G., Anal. Proc. 1995, 32, 213-215.

 

15. Cation Binding and Photophysical Properties of a Monoaza-15-crown-5-ether Linked Cyanine Dye. 

      Thomas, K. J.; Thomas, K. G.; Manojkumar, T. K.; Das, S.; George, M. V., 

      Proc. -Indian Acad. Sci., Chem. Sci. 1994, 106, 1375-1382.

16. Photochemistry of Squaraine Dyes. 8. Photophysical Properties of Crown Ether Squaraine     

       Fluoroionophores and Their Metal Ion Complexes. 

       Das, S.; Thomas, K. G.; Thomas, K. J.; Kamat, P. V.; George, M. V., 

       J. Phys. Chem. 1994, 98, 9291-9296.

17.  Photocatalyzed Multiple Additions of Amines to. Alpha.,. Beta. - Unsaturated Esters and Nitriles.

       Das, S.; Kumar, J. D.; Thomas, K. G.; Shivaramayya, K.; George, M., 

       J. Org. Chem. 1994, 59, 628-634.

18.  Interaction of Semiconductor Colloids with J-aggregates of a Squaraine Dye and its Role in       

       Sensitizing Nanocrystalline   Semiconductor Films. 

       Hotchandani, S.; Suresh, D.; Thomas. K. G.; George, M. V., 

       Res. Chem. Intermed. 1994, 20, 927-938.

 

19. Photochemistry of Squaraine Dyes. 4. Excited-state Properties and Photosensitization 

      Behavior of Bis(2,4-dihydroxyphenyl)squaraine. 

      Kamat, P. V.; Hotchandani, S.; Lind, M.; Thomas, K. G.; Das, S.; George, M. V.,  

      J. Chem. Soc. Faraday Trans. 1993, 89, 2397-2402.

20. Photochemistry of Squaraine Dyes. 6. Solvent Hydrogen Bonding Effects on the Photophysical   

      Properties of Bis (benzothiazolylidene) squaraines. 

      Das, S.; Thomas, K. G.; Ramanathan, R.; George, M.; Kamat, P. V., 

      J. Phys. Chem. 1993, 97, 13625-13628.

21. Photochemistry of Squaraine Dyes. 5. Aggregation of Bis (2, 4-dihydroxyphenyl) squaraine and Bis 

      (2, 4, 6-trihydroxyphenyl) squaraine and their Photodissociation in Acetonitrile Solutions. 

      Das, S.; Thanulingam, T. L.; Thomas, K. G.; Kamat, P. V.; George, M., 

      J. Phys. Chem. 1993, 97, 13620-13624.

 

22. Photosensitizing Properties of Squaraine Dyes. 

      Das, S.; Thomas, K. G.; Kamat, P. V.; George, M. V., 

      J. Chem. Sci. 1993, 105, 513-525.

23. Excited-state Properties and Photosensitization Behaviour of Bis(2,4-  

      dihydroxyphenyl)squaraine. 

      Kamat, P. V.; Hotchandani, S.; de Lind, M.; Thomas, K. G.; Das, S.; George, M. V.,

      J. Chem. Soc. Faraday Trans. 1993, 89, 2397-2402.

24. Photophysics and Photochemistry of Squaraine Dyes. 3. Excited-State Properties and Poly 

      (4-vinylpyridine)-Induced Fluorescence Enhancement of Bis (2, 4, 6-trihydroxyphenyl) squaraine.

      Das, S.; Kamat, P. V.; De la Barre, B.; Thomas, K. G.; Ajayaghosh, A.; George, M. V., 

      J. Phys. Chem 1992, 96, 10327-10330.

25. Photochemistry of Squaraine Dyes: Excited States and Reduced and Oxidized Forms of 4-(4-acetyl-

      3,5-dimethylpyrrolium-2-ylidene)-2-(4-acetyl-3,5-dimethylpyrrol-2-yl)-3-oxocyclobut-1-en-1-olate. 

      Patrick, B.; George, M. V.; Kamat, P. V.; Das, S.; Thomas, K. G., 

      J. Chem. Soc. Faraday Trans. 1992, 88, 671-676.

26. Fluorescence Enhancement of Bis (2, 4, 6-trihydroxyphenyl) squaraine Anion by 2: 1 Host–guest 

      Complexation with β-Cyclodextrin. 

      Das, S.; Thomas, K. G.; George, M. V.; Kamat, P. V., 

      J. Chem. Soc. Faraday Trans. 1992, 88, 3419-3422.

27. Photochemistry of Squaraine Dyes. Excited Singlet, Triplet, and Redox States of Bis[4- 

      (dimethylamino)phenyl]squaraine and Bis[4-(dimethylamino)-2-hydroxyphenyl]squaraine.

      Kamat, P. V.; Das, S.; Thomas, K. G.; George, M. V., 

      J. Phys. Chem. 1992, 96, 195-199.

28. Photochemistry of Squaraine Dyes. 2. Excited States and Reduced and Oxidized Forms of 4- (4-

      acetyl-3,5-dimethylpyrrolium-2-ylidene)-2-(4-acetyl-3,5-dimethylpyrrol-2-yl)-3- oxocyclobut-1-en-1-                olate.

      Patrick, B.; George, M. V.; Kamat, P. V.; Das, S.; Thomas, K. G., 

      J. Chem. Soc. Faraday Trans. 1992, 88, 671-676.

29. Ultrafast Photochemical Events Associated with the Photosensitization Properties of a Squaraine 

      Dye. 

      Kamat, P. V.; Das, S.; Thomas, K. G.; George, M. V., 

      Chem. Phys. Lett.1991, 178, 75-79.