Items where Author is "Das, Puspendu Kumar"

Parthasarathy, Venkatakrishnan ; Pandey, Ravindra ; Stolte, Matthias ; Ghosh, Sampa ; Castet, Frédéric ; Würthner, Frank ; Das, Puspendu Kumar ; Blanchard‐Desce, Mireille (2015) Combination of Cyanine Behaviour and Giant Hyperpolarisability in Novel Merocyanine Dyes: Beyond the Bond Length Alternation (BLA) Paradigm Chemistry - A European Journal, 21 (40). pp. 14211-14217. ISSN 0947-6539

Ghosh, Sampa ; Ranjini, Arumugam Sri ; Pandey, Ravindra ; Das, Puspendu Kumar (2009) First hyperpolarizability of bacteriorhodopsin, retinal and related molecules revisited Chemical Physics Letters, 474 (4-6). pp. 307-310. ISSN 0009-2614

Das, Puspendu Kumar (2006) Chemical applications of hyper-Rayleigh scattering in solution Journal of Physical Chemistry B, 110 (15). pp. 7621-7630. ISSN 1089-5647

Sudharsanam, Ramanathan ; Chandrasekaran, Srinivasan ; Das, Puspendu Kumar (2003) Oxygen bridged nitroanilines for quadratic nonlinear optics Journal of Molecular Structure, 645 (1). pp. 51-59. ISSN 0022-2860

Bysakh, Sandip ; Das, Puspendu Kumar ; Chattopadhyay, Kamanio (2003) Evolution of metastable phases during crystallization of pulsed laser deposited amorphous Al-Fe films Journal of Materials Research, 18 (2). pp. 284-295. ISSN 0884-2914

Sudharsanam, Ramanathan ; Chandrasekaran, Srinivasan ; Das, Puspendu Kumar (2002) Aryl monosulphides and symmetrical disulphides based second order nonlinear optical chromophores with transparency in the visible Indian Journal of Chemistry, 41A . pp. 1763-1766. ISSN 0019-5103

Bysakh, Sandip ; Das, Puspendu Kumar ; Chattopadhyay, Kamanio (2002) Microstructure evolution and metastable phase formation in laser-ablation-deposited films of Ti₅Si₃ intermetallic compound Philosophical Magazine Part A, 82 (6). pp. 1235-1248. ISSN 0141-8610

Sudharsanam, Ramanathan ; Chandrasekaran, Srinivasan ; Das, Puspendu Kumar (2002) Unsymmetrical aryl disulfides with excellent transparency in the visible region for second order nonlinear optics Journal of Materials Chemistry, 12 (10). pp. 2904-2908. ISSN 0959-9428

Das, Puspendu Kumar (2001) 'Holy grails' of chemistry: the transition state in chemical reaction Resonance - Journal of Science Education, 6 (12). pp. 44-50. ISSN 0971-8044

Mohanalingam, K. ; Das, Puspendu Kumar ; Rajappa, S. (2001) Second harmonic generation in some donor-acceptor ethylenes-I Spectrochimica Acta Part A: Molecular Spectroscopy, 48 (11-12). pp. 1647-1656. ISSN 0584-8539

Bysakh, Sandip ; Das, Puspendu Kumar ; Chattopadhyay, Kamanio (2001) Metastable microstructures in laser-ablation-deposited Al-Fe thin films Philosophical Magazine Part A, 81 (11). pp. 2689-2704. ISSN 0141-8610

Pal, Sushanta K. ; Krishnan, Anu ; Das, Puspendu Kumar ; Samuelson, Ashoka G. (2000) Schiff base linked ferrocenyl complexes for second-order nonlinear optics Journal of Organometallic Chemistry, 604 (2). pp. 248-259. ISSN 0022-328X

Ray, Paresh Chandra ; Das, Puspendu Kumar (1997) Probing molecular self-assembly by hyper-Rayleigh scattering in solution Chemical Physics Letters, 281 (4-6). pp. 243-246. ISSN 0009-2614

Ray, Paresh Chandra ; Munichandraiah, N. ; Das, Puspendu Kumar (1996) Dissociation constants of some substituted cinnamic acids in protic solvents: measurements by hyper-Rayleigh scattering and potentiometric techniques Chemical Physics, 211 (1-3). pp. 499-505. ISSN 0301-0104

Mohanalingam, K. ; Ray, Paresh Chandra ; Das, Puspendu Kumar (1996) First hyperpolarizabilities of some push-pull olefins measured by the hyper-Rayleigh scattering technique Synthetic Metals, 82 (1). pp. 47-51. ISSN 0379-6779

Mohanalingam, K. ; Nethaji, M. ; Das, Puspendu Kumar (1996) Second harmonic generation in push-pull ethylenes: influence of chirality and hydrogen bonding Journal of Molecular Structure: Theochem, 378 (3). pp. 177-188. ISSN 0166-1280

Alagesan, K. ; Ray, Paresh Chandra ; Das, Puspendu Kumar ; Samuelson, Ashoka G. (1996) Partially oxidized ferrocenyl complexes for nonlinear optics Current Science, 70 (1). pp. 69-71. ISSN 0011-3891

Ray, Paresh Chandra ; Das, Puspendu Kumar (1996) Influence of poling methods on the orientational dynamics of 2-methyL-4-nitro-aniline in poly (methyl methacrylate) studied by second harmonic generation European Polymer Journal, 32 (1). pp. 51-55. ISSN 0014-3057

Ray, Paresh Chandra ; Das, Puspendu Kumar (1996) Measurement of partition coefficients of substituted benzoic acids between two immiscible solvents by hyper-Rayleigh scattering The Journal of Physical Chemistry, 100 (39). pp. 15631-15633. ISSN 0022-3654

Sen, Avijit ; Ray, Paresh Chandra ; Das, Puspendu Kumar ; Krishnan, Varadachari (1996) Metalloporphyrins for quadratic nonlinear optics Journal of Physical Chemistry A, 100 (50). pp. 19611-19613. ISSN 1089-5639

Uma, S. ; Das, Puspendu Kumar (1996) Production of I∗(²P_½) in the ultraviolet photodissociation of α-branched alkyl iodides Journal of Chemical Physics, 104 (12). pp. 4470-4474. ISSN 0021-9606

Ray, Paresh Chandra ; Das, Puspendu Kumar ; Ramasesha, S. (1996) A comparative study of first hyperpolarizabilities of the acidic and basic forms of weak organic acids in water Journal of Chemical Physics, 105 (21). pp. 9633-9639. ISSN 0021-9606

Ray, Paresh Chandra ; Das, Puspendu Kumar (1995) Ka values of weak organic acids in protic solvents obtained from their first hyperpolarizabilities in solution Journal of Physical Chemistry A, 99 (51). pp. 17891-17895. ISSN 1089-5639

Ray, Paresh Chandra ; Das, Puspendu Kumar (1995) First-order hyperpolarizabilities of octupolar aromatic molecules: symmetrically substituted triazines Chemical Physics Letters, 244 (1-2). pp. 153-156. ISSN 0009-2614

Ray, Paresh Chandra ; Das, Puspendu Kumar (1995) First-order hyperpolarizabilities of sulfophthalein dyes Journal of Physical Chemistry, 99 (39). pp. 14414-14417. ISSN 0022-3654

Uma, S. ; Das, Puspendu Kumar (1995) I^∗ production from n-alkyl iodides at 222 nm Chemical Physics Letters, 241 (4). pp. 335-338. ISSN 0009-2614

Ray, Paresh Chandra ; Das, Puspendu Kumar (1995) First-order hyperpolarizabilities and pK_a of weak organic acids in protic solvents are lineraly related Current Science, 68 (5). pp. 526-528. ISSN 0011-3891

Ramalingam, T. S. ; Das, Puspendu Kumar ; Podder, Sunil K. (1994) Ricin-membrane interaction: membrane penetration depth by fluorescence quenching and resonance energy transfer Biochemistry, 33 (40). pp. 12247-12254. ISSN 0006-2960

Uma, S. ; Das, Puspendu Kumar (1993) Photodissociation dynamics of small molecules: dissociation of alkyl iodides in the near ultraviolet Current Science, 65 (4). pp. 307-312. ISSN 0011-3891

Uma, S. ; Das, Puspendu Kumar (1993) Dynamics of I^∗(²P_½)production in the ultraviolet photodissociation of alkyl iodides Canadian Journal of Chemistry, 72 . pp. 867-869. ISSN 0008-4042

Mohanalingam, K. ; Das, Puspendu Kumar (1992) Second harmonic generation in some donor-acceptor ethylenes-I Spectrochimica Acta Part A: Molecular Spectroscopy, 48 (11-12). pp. 1647-1656. ISSN 0584-8539

Chandrasekhar, Jayaraman ; Das, Puspendu Kumar (1992) Band structures and molecular properties of polymers from finite cluster calculations with cyclic periodic boundary conditions Journal of Physical Chemistry, 96 (2). pp. 679-685. ISSN 0022-3654

Matsumi, Yutaka ; Das, Puspendu Kumar ; Kawasaki, Masahiro (1990) Doppler spectroscopy of chlorine atoms generated from photodissociation of hydrogen chloride and methyl chloride at 157 and 193 nm Journal of Chemical Physics, 92 (3). pp. 1696-1701. ISSN 0021-9606