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Durai Murugan, K. ; Natarajan, P. (2011) Studies on the structural transitions and self-organization behavior of polyacrylic acids with complementary polymers in aqueous solution by laser flash photolysis method using the triplet state of covalently bound phenosafranine European Polymer Journal, 47 (8). pp. 1664-1675. ISSN 0014-3057

Sadhiya Banua, I. ; Prakasha, H. ; Natarajan, P. (2011) Laser flash photolysis studies of tris(2,2'-bipyridine)nickel(II) ion in aqueous solution Inorganica Chimica Acta, 372 (1). pp. 429-435. ISSN 0020-1693

Senthilkumar, Karuppannan ; Paul, Parimal ; Selvaraju, Chellappan ; Natarajan, Paramasivam (2010) Preparation, characterization, and photophysical study of thiazine dyes within the nanotubes and nanocavities of silicate host: influence of titanium dioxide nanoparticle on the protonation and aggregation of dyes Journal of Physical Chemistry C, 114 (15). pp. 7085-7094. ISSN 1932-7447

Senthil Kumar, K. ; Natarajan, P. (2009) Electrochemical behavior of two and one electron redox systems adsorbed on to micro- and mesoporous silicate materials: influence of the channels and the cationic environment of the host materials Materials Chemistry and Physics, 117 (2-3). pp. 365-372. ISSN 0254-0584

Ananthanarayanan, K. ; Natarajan, P. (2009) Fabrication and photophysical studies of phenosafranine and proflavine dyes encapsulated in mesoporous MCM-41 along with titanium dioxide nanoparticles Microporous and Mesoporous Materials, 124 (1-3). pp. 179-189. ISSN 1387-1811

Easwaramoorthi, S. ; Ananthanarayanan, K. ; Sreedhar, B. ; Natarajan, P. (2009) X-ray photoelectron spectroscopic investigation of phenosafranine adsorbed onto micro and mesoporous materials Journal of Chemical Sciences, 121 (5). pp. 711-718. ISSN 0253-4134

Easwaramoorthi, S. ; Natarajan, P. (2009) Characterisation and spectral properties of surface adsorbed phenosafranine dye in zeolite-Y and ZSM-5: photosensitisation of embedded nanoparticles of titanium dioxide Microporous and Mesoporous Materials, 117 (3). pp. 541-550. ISSN 1387-1811

Easwaramoorthi, S. ; Natarajan, P. (2008) Redox properties of phenosafranine at zeolite-modified electrodes-effect of surface modification and solution pH Materials Chemistry and Physics, 107 (1). pp. 101-109. ISSN 0254-0584

Easwaramoorthi, S. ; Natarajan, P. (2008) Spectral and electrochemical studies of methylene blue and thionine encapsulated in zeolite-Y Journal of Porous Materials, 15 (3). pp. 343-349. ISSN 1380-2224

Ananthanarayanan, K. ; Selvaraju, C. ; Natarajan, P. (2007) Novel excited state proton transfer reaction observed for proflavine encapsulated in the channels of modified MCM-41 Microporous and Mesoporous Materials, 99 (3). pp. 319-327. ISSN 1387-1811

Raja, Chinnappan ; Ananthanarayanan, Krishnamoorthy ; Natarajan, Paramasivam (2006) Studies on the photophysical characteristics of poly(carboxylic acid)s bound protoporphyrin IX and metal complexes of protoporphyrin IX European Polymer Journal, 42 (3). pp. 495-506. ISSN 0014-3057

Easwaramoorthi, S. ; Natarajan, P. (2005) Photophysical properties of phenosafranine (PHNS) adsorbed on the TiO₂-incorporated zeolite-Y Microporous and Mesoporous Materials, 86 (1-3). pp. 185-190. ISSN 1387-1811

Natarajan, P. ; Raja, C. (2005) Studies on the dynamics of poly(carboxylic acids) with covalently bound thionine and phenosafranine in dilute aqueous solutions European Polymer Journal, 41 (10). pp. 2496-2504. ISSN 0014-3057

Prakash, Halan ; Natarajan, Paramasivam (2004) Photooxidation of nickel(II) azamacrocyclic complexes to trivalent nickel complexes on excitation in the charge-transfer-to-solvent band Journal of Photochemistry and Photobiology A: Chemistry, 168 (1-2). pp. 81-90. ISSN 1010-6030

Natarajan, P. ; Raja, C. (2004) Studies on interpolymer self-organisation behaviour of protoporphyrin IX bound poly(carboxylic acid)s with complimentary polymers by means of fluorescence techniques European Polymer Journal, 40 (10). pp. 2291-2303. ISSN 0014-3057

Prakash, H. ; Natarajan, P. (2003) Novel facile photochemical method for the synthesis of trivalent nickel azamacrocyclic complexes Inorganic Chemistry Communications, 6 (8). pp. 1071-1073. ISSN 1387-7003

Prakash, H. ; Natarajan, P. (2003) Flash photolysis studies of charge-transfer photochemistry of nickel(II) and cobalt(III) complexes Research on Chemical Intermediates, 29 (4). pp. 349-364. ISSN 0922-6168

Bilakhiya, Anvarhusen K. ; Tyagi, Beena ; Paul, Parimal ; Natarajan, P. (2002) Di- and tetranuclear ruthenium(II) and/or osmium(II) complexes of polypyridyl ligands bridged by a fully conjugated aromatic spacer: synthesis, characterization, and electrochemical and photophysical Studies Inorganic Chemistry, 41 (15). pp. 3830-3842. ISSN 0020-1669

Palaniappan, S. ; Jothivenkatachalam, K. ; Natarajan, P. (2001) Novel photochemical reaction of itaconatopentamminecobalt(III) ion to produce a room temperature luminescent compound Inorganic Chemistry Communications, 4 (12). pp. 738-740. ISSN 1387-7003

Natarajan, P. ; Raja, C. (2001) Novel features of the interpolymer self-organisation behaviour investigated using covalently linked protoporphyrin IX as fluorescent probe in the macromolecules European Polymer Journal, 37 (11). pp. 2207-2211. ISSN 0014-3057

Dhanasekaran, T. ; Prakash, H. ; Natarajan, P. (2001) Photooxidation of nickel(II) macrocyclic complexes on excitation in the charge-transfer-to-solvent band in aqueous solution and in the presence of oxygen Journal of Photochemistry and Photobiology A: Chemistry, 141 (1). pp. 17-24. ISSN 1010-6030

Prakash, H. ; Natarajan, P. (2000) Photooxidation of nickel(II) macrocyclic complexes by mono- and biphotonic processes from the charge-transfer to solvent excited states in aqueous solutions Chemical Physics Letters, 329 (5-6). pp. 357-362. ISSN 0009-2614

Dhanasekaran, T. ; Paul, Parimal ; Natarajan, P. (2000) Photooxidation of some nickel(II) macrocyclic complexes in non-aqueous solvents Journal of Photochemistry and Photobiology A: Chemistry, 131 (1-3). pp. 75-83. ISSN 1010-6030

Balasubramaniam, E. ; Natarajan, P. (1997) Photoelectrochemical studies on electrodes coated with polymer-bound porphyrin systems Journal of Photochemistry and Photobiology A: Chemistry, 109 (1). pp. 39-46. ISSN 1010-6030

Balasubramaniam, E. ; Natarajan, P. (1997) Photophysical properties of protoporphyrin IX and thionine covalently attached to macromolecules Journal of Photochemistry and Photobiology A: Chemistry, 103 (3). pp. 201-211. ISSN 1010-6030

Viswanathan, K. ; Natarajan, P. (1996) Photophysical properties of thionine and phenosafranine dyes covalently bound to macromolecules Journal of Photochemistry and Photobiology A: Chemistry, 95 (3). pp. 245-253. ISSN 1010-6030

Viswanathan, K. ; Natarajan, P. (1996) Studies on the photoelectrochemical properties of thionine dye covalently bound to poly (acrylamidoglycolic acid) Journal of Photochemistry and Photobiology A: Chemistry, 95 (3). pp. 255-263. ISSN 1010-6030

Balasubramaniam, E. ; Ramachandraiah, G. ; Natarajan, P. ; Bied-Charreton, C. ; Devynck, J. ; Bedioui, F. (1995) Electrochemical preparation of anthraquinone and zinc porphyrin coated electrodes: redox activity and film stability Journal of Materials Chemistry, 5 (4). pp. 625-629. ISSN 0959-9428

Rao, N. N. ; Dube, Sangeeta ; Manjubala, ; Natarajan, P. (1994) Photocatalytic reduction of nitrogen over (Fe, Ru or Os) /TiO₂ catalysts Applied Catalysis B: Environmental, 5 (1-2). pp. 33-42. ISSN 0926-3373

Nageswara Rao, N. ; Natarajan, P. (1994) Particulate models in heterogeneous photocatalysis Current Science, 66 (10). pp. 742-752. ISSN 0011-3891

Narayanan, V. ; Natarajan, P. (1992) Photochemistry of macromolecular metal complexes. III. Synthesis, spectral and electrochemical properties of macromolecular bound protoporphyrin in aqueous solution Journal of Polymer Science Part A: Polymer Chemistry, 30 (12). pp. 2475-2488. ISSN 0887-624X

Dhanasekaran, T. ; Natarajan, P. (1992) A new approach to the study of the oxygenation reactions of transition-metal complexes. Formation of the μ-superoxo cobalt(III) complexes in the oxygenation reactions of cobalt(II) amines Journal of the American Chemical Society, 114 (12). pp. 4621-4624. ISSN 0002-7863

Anbalagan, K. ; Natarajan, P. (1991) Synthesis, thermal, and photochemistry of some polypyridyl complexes of chromium (III) bound to macromolecules Journal of Polymer Science Part A: Polymer Chemistry, 29 (12). pp. 1739-1749. ISSN 0887-624X

Ramaraj, R. ; Natarajan, P. (1991) Preparation and photochemistry of macromolecular bound ruthenium(II) complexes in aqueous solutions Journal of Polymer Science Part A: Polymer Chemistry, 29 (9). pp. 1339-1346. ISSN 0887-624X

Anbalagan, K. ; Natarajan, P. (1991) Thermal and photoreactivities of oxalatobis(polypyridyl)chromium(III) complexes in aqueous media Proceedings of the Indian Academy of Sciences - Chemical Sciences, 103 (6). pp. 715-724. ISSN 0253-4134

Natarajan, E. ; Ramamurthy, P. ; Natarajan, P. (1990) Studies on photochemically produced metal complexes with coordinated free radicals Proceedings of the Indian Academy of Sciences - Chemical Sciences, 102 (3). pp. 319-328. ISSN 0253-4134

Natarajan, P. ; Fessenden, Richard W. (1989) A study of the photoionization of anion radicals in aqueous solution Journal of Physical Chemistry, 93 (16). pp. 6095-6100. ISSN 0022-3654

Natarajan, E. ; Natarajan, P. (1989) Kinetics of the formation of a cobalt(III)-alkyl complex by the intramolecular oxidation of cobalt(II) by the coordinated free radical Inorganica Chimica Acta, 155 (1). pp. 1-3. ISSN 0020-1693

Subramanian, Ramaswamy ; Natarajan, Paramasivam ; Parthasarath, Viraraghavan (1989) X-ray studies on interpolymer adducts formed between poly(N-vinylpyrrolidone) and poly(acrylic acid)s Die Makromolekulare Chemie - Rapid Communications, 1 (1). pp. 47-49. ISSN 0173-2803

Ramaraj, R. ; Natarajan, P. (1989) Photoelectrochemical investigations of phenosafranine dye bound to some macromolecules Journal of the Chemical Society, Faraday Transactions 1: Physical Chemistry in Condensed Phases, 85 (4). pp. 813-827. ISSN 0956-5000

Ilangovan, S. ; Natarajan, P. (1988) Photosensitisation of dioxygen-bridged cobalt(III) dinuclear complexes by the excited states of bipyridyl and phenanthroline complexes of ruthenium(II) Journal of Molecular Catalysis, 44 (1). pp. 143-161. ISSN 0304-5102

Natarajan, P. (1988) Photochemistry of macromolecular dyes in aqueous solutions Journal of Macromolecular Science: Part A - Chemistry, 25 (10-11). pp. 1285-1306. ISSN 1060-1325

Masilamani, V. ; Sastikumar, D. ; Natarajan, S. ; Natarajan, P. (1987) Simultaneous dual superradiance from the planar and twisted conformations of a laser dye Optics Communications, 62 (6). pp. 389-395. ISSN 0030-4018

Ramamurthy, P. ; Natarajan, P. (1986) Photochemical reactions of cobalt(III)-amine complexes in nonaqueous solvents: mechanistic details of the oxygenation reactions of cobalt(II) systems Inorganic Chemistry, 25 (20). pp. 3554-3560. ISSN 0020-1669

Ilangovan, S. ; Natarajan, P. (1986) Cyclic voltammetric studies of dioxygenbridged dinuclear cobalt(III) complexes Proceedings of the Indian Academy of Sciences - Chemical Sciences, 97 (3-4). pp. 417-448. ISSN 0253-4134

Ramaraj, R. ; Natarajan, P. (1985) Novel interactions between different molecules bound to the same macromolecular chain Chemical Physics Letters, 113 (1). pp. 108-111. ISSN 0009-2614

Ramamurthy, P. ; Natarajan, P. (1985) Flash photolysis study of the oxygenation of cobalt(II)-amine complexes: evidence for the formation of μ-superoxo dinuclear complex Journal of the Chemical Society, Chemical Communications (22). pp. 1554-1555. ISSN 0022-4936

Ramaraj, R. ; Tamilarasan, R. ; Natarajan, P. (1985) Luminescence quenching and flash photolysis studies of acrylamidomethylthionine copolymers Journal of the Chemical Society, Faraday Transactions 1: Physical Chemistry in Condensed Phases, 81 (11). pp. 2763-2773. ISSN 0956-5000

Natarajan, P. (1984) Photoredox processes in coordination compounds Proceedings of the Indian Academy of Sciences - Chemical Sciences, 93 (6). pp. 1003-1014. ISSN 0253-4134

Subramanian, R. ; Natarajan, P. (1984) Interaction between poly(N-vinylpyrrolidone) and poly(acrylic acid)s: influence of hydrogen and cupric ions on the adduct formation Journal of Polymer Science - Polymer Chemistry Edition, 22 (2). pp. 437-451. ISSN 0360-6376

Tamilarasan, R. ; Ramaraj, R. ; Subramanian, R. ; Natarajan, P. (1984) Light-induced electron-transfer reactions at electrodes coated with macromolecular thionine and ruthenium systems Journal of the Chemical Society, Faraday Transactions 1: Physical Chemistry in Condensed Phases, 80 (9). pp. 2405-2415. ISSN 0300-9599

Namasivayam, C. ; Natarajan, P. (1983) Kinetics of photopolymerization of acrylamide initiated by copper (II)-bis(amino acid) chelates in aqueous solution. II. Journal of Polymer Science - Polymer Chemistry Edition, 21 (5). pp. 1385-1400. ISSN 0360-6376

Namasivayam, C. ; Natarajan, P. (1983) Photopolymerization reactions initiated by copper (II)-amino acid chelates: investigation of the initiating species by flash photolysis. I Journal of Polymer Science : Polymer Chemistry Edition, 21 (5). pp. 1371-1384. ISSN 0360-6376

Arunachalam, S. ; Natarajan, P. (1983) Photochemistry of macromolecular bound cobalt(III) ammine complexes Journal of the Chemical Society, Chemical Communications, 1983 (8). pp. 472-473. ISSN 0022-4936

Natarajan, P. ; Radhakrishnan, A. (1982) Photochemistry of cis-[Co(en)₂(NO₂)₂]⁺ in acetonitrile Journal of the Chemical Society, Dalton Transactions, 1982 (12). pp. 2403-2407. ISSN 1472-7773

Natarajan, P. ; Ferraudi, G. (1981) Photochemical properties of copper(II)-amino acid complexes Inorganic Chemistry, 20 (11). pp. 3708-3712. ISSN 0020-1669

Tamilarasan, R. ; Natarajan, P. (1981) Photovoltaic conversion by macromolecular thionine films Nature, 292 . pp. 224-225. ISSN 0028-0836

Natarajan, P. ; Raghavan, N. V. (1981) Redox reactions of dioxygen complexes of cobalt(III) with organic radicals studied by pulse radiolysis Journal of Physical Chemistry, 85 (2). pp. 188-191. ISSN 0022-3654

Chandrasekaran, K. ; Natarajan, P. (1981) Flash-photolysis studies of the electron-transfer reactions of dioxygen complexes of cobalt(III) with tris(2,2'-bipyridyl)ruthenium(III) Journal of the Chemical Society Dalton Transactions, 1981 (2). pp. 478-480. ISSN 1472-7773

Natarajan, P. ; Arunachalam, S. ; Subramanian, R. ; Tamilarasan, R. (1981) Photochemical properties of coordination compounds with macromolecular ligands Journal of Photochemistry, 17 (1). p. 151. ISSN 0047-2670

Nair, M. S. ; Santappa, M. ; Natarajan, P. (1980) pH-Metric investigation of Cu(II) complexes with dipeptides Indian Journal of Chemistry, 19A (7). pp. 672-674. ISSN 0019-5103

Natarajan, P. ; Raghavan, N. V. (1980) Reaction between superoxide ion and the superoxide coordinated in a cobalt(III) complex Journal of the American Chemical Society, 102 (13). pp. 4518-4519. ISSN 0002-7863

Natarajan, P. (1980) Direct determination of the rate constant for the reaction of molecular oxygen with a cobalt(II) ammine complex Inorganica Chimica Acta, 45 . L199-L200. ISSN 0020-1693

Nair, M. Sivasankaran ; Santappa, M. ; Natarajan, P. (1980) Mixed-ligand complex formation by Cu(II) with imidazole and dipeptides Inorganica Chimica Acta, 41 . pp. 7-10. ISSN 0020-1693

Nair, Madhavan Sivasankaran ; Santappa, Muchi ; Natarajan, Paramasivam (1980) Mixed-ligand complex formation by copper(II) with imidazole derivatives and dipeptides in aqueous solution Journal of the Chemical Society, Dalton Transactions (11). pp. 2138-2142. ISSN 0300-9246

Natarajan, P. ; Raghavan, N. V. (1980) Reduction of superoxobridged dicobalt(III) cation by cadmium(I)via an inner-sphere pathway: pulse radiolysis study Journal of the Chemical Society, Chemical Communications, 1980 (6). pp. 268-269. ISSN 0022-4936

Subramanian, R. ; Natarajan, P. (1979) Studies on the polymerization of methacrylic acid in the presence of polyvinylpyrrolidone Journal of Polymer Science - Polymer Chemistry Edition, 17 (6). pp. 1855-1859. ISSN 0360-6376.

Endicott, John F. ; Wong, Chung-Lai ; Inoue, Tomoaki ; Natarajan, P. (1979) Photoinduced oxygenation of trans-aquohydridotetraamminerhodium(III). Evidence for a transition-metal chain carrier Inorganic Chemistry, 18 (2). pp. 450-454. ISSN 0020-1669

Natarajan, Paramasivan (1977) Effect of solvent medium on the photoreduction of cobalt(III) complexes Journal of the Chemical Society, Dalton Transactions, 1977 (14). pp. 1400-1403. ISSN 1472-7773

Chandrasekaran, K. ; Natarajan, P. (1977) Photosensitization of superoxo-bridged dicobalt(III) cations by tris-(2,2'-bipyridyl)ruthenium(II) in the excited state Journal of the Chemical Society, Chemical Communications, 1977 (21). pp. 774-775. ISSN 0022-4936

Natarajan, P. ; Chandrasekaran, K. ; Santappa, M. (1976) A new initiator for polymerization. Photopolymerization of vinyl monomers using cu(II)-amino acid chelates Journal of Polymer Science - Polymer Letters Edition, 14 (8). pp. 455-458. ISSN 0360-6384

Natarajan, P. (1976) Quenching of benzophenone triplets by naphthalene. A physical-organic chemistry experiment Journal of Chemical Education, 53 (3). p. 200. ISSN 0021-9584

Balakrishnan, M. S. ; Natarajan, P. ; Santappa, M. (1975) Electron spin resonance and optical spectra of copper(II) peptide amino acid mixed ligand complexes Current Science, 44 (9). pp. 303-304. ISSN 0011-3891

Natarajan, P. (1975) Photolysis of cobalt(III) complexes in highly viscous polymer solutions Journal of the Chemical Society, Chemical Communications, 1975 (1). pp. 26-27. ISSN 0022-4936

Natarajan, P. ; Endicott, John F. (1973) Photoredox behavior of transition metal-ethylenediaminetetraacetate complexes. Comparison of some group VIII metals Journal of Physical Chemistry, 77 (17). pp. 2049-2054. ISSN 0022-3654

Natarajan, P. ; Endicott, John F. (1973) Mechanism of the tris(bipyridyl)ruthenium(II) photosensitized redox decomposition of cobalt(III) complexes and the reactivity patterns of some primary radicals Journal of Physical Chemistry, 77 (15). pp. 1823-1830. ISSN 0022-3654

Natarajan, P. ; Endicott, J. F. (1973) Photochemical behavior of ethylenediaminetetraacetate complexes of cobalt(III). Sensitization and exicted-state reaction pathways Journal of the American Chemical Society, 95 (8). pp. 2470-2477. ISSN 0002-7863

Natarajan, P. ; Endicott, J. F. (1973) Direct observation of the dibromide radical anion oxidation of tris(bipyridyl)ruthenium(II). Evidence for a triplet-to-triplet energy transfer mechanism in the photosensitized redox decomposition of cobalt(III) substrates Journal of Physical Chemistry, 77 (7). pp. 971-972. ISSN 0022-3654

Natarajan, P. ; Endicott, John F. (1972) Intermediates generated in the charge transfer to ligand photochemistry of ruthenium(II) pyridine and bipyridyl complexes Journal of the American Chemical Society, 94 (16). pp. 5909-5910. ISSN 0002-7863

Natarajan, P. ; Endicott, John F. (1972) Photochemistry of ethylenediaminetetraacetate complexes. Excited state reaction pathways in cobalt(III) complexes Journal of the American Chemical Society, 94 (10). pp. 3635-3636. ISSN 0002-7863

Natarajan, P. ; Adamson, Arthur W. (1971) Photochemistry of complex ions. X. Pt(C₂H₄)Cl₃^- Journal of the American Chemical Society, 93 (22). pp. 5599-5605. ISSN 0002-7863

Subrahmanyam, K. ; Joseph, P. K. ; Natarajan, P. (1967) Effect of environmental temperature and adrenalectomy on renal gluconeogenesis Archives of Biochemistry and Biophysics, 121 (1). pp. 246-248. ISSN 0003-9861