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Pandey, Ravindra ; Mukhopadhyay, S. ; Ramasesha, S. ; Das, Puspendu K. (2011) The structure of the pyridine-chloranil complex in solution: a surprise from depolarized hyper-Rayleigh scattering measurements Journal of Physical Chemistry B, 115 (47). pp. 13842-13846. ISSN 1089-5647

Mukhopadhyay, S. ; Pandey, Ravindra ; Das, Puspendu K. ; Ramasesha, S. (2011) Geometry and quadratic nonlinearity of charge transfer complexes in solution: a theoretical study Journal of Chemical Physics, 134 (4). 044534_1-044534_8. ISSN 0021-9606

Das, Prasanta ; Manogaran, S. ; Arunan, E. ; Das, Puspendu K. (2010) Infrared spectra of dimethylquinolines in the gas phase: experiment and theory Journal of Physical Chemistry A, 114 (32). pp. 8351-8358. ISSN 1089-5639

Chandra, Manabendra ; Das, Puspendu K. (2009) Size dependence and dispersion behavior of the first hyperpolarizability of copper nanoparticles Chemical Physics Letters, 476 (1-3). pp. 62-64. ISSN 0009-2614

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

Chandra, Manabendra ; Das, Puspendu K. (2009) "Small-particle limit" in the second harmonic generation from noble metal nanoparticles Chemical Physics, 358 (3). pp. 203-208. ISSN 0301-0104

Chandra, Manabendra ; Das, Puspendu K. (2009) Green routes to noble metal nanoparticle synthesis International Journal of Green Nanotechnology: Physics and Chemistry, 1 (1). P10-P25. ISSN 1943-0876

Ghosh, Sampa ; Das, Puspendu K. (2009) Determination of geometry of 1:1 molecular complexes in solution by hyper-Rayleigh scattering Proceedings of SPIE, 7413 . 74130N_1-74130N_9. ISSN 0277-786X

Terenziani, Francesca ; Parthasarathy, Venkatakrishnan ; Blanchard-Desce, Mireille ; Ghosh, Sampa ; Pandey, Ravindra ; Das, Puspendu K. (2009) Organic nanoclusters for nonlinear optics: from model systems to cooperative nanoassemblies with enhanced NLO responses Proceedings of SPIE, 7413 . 74130M_1-74130M_12. ISSN 0277-786X

Das, Prasanta ; Arunan, E. ; Das, Puspendu K. (2008) Infrared spectra of dimethylnaphthalenes in the gas phase Vibrational Spectroscopy, 47 (1). pp. 1-9. ISSN 0924-2031

Terenziani, Francesca ; Ghosh, Sampa ; Robin, Anne-Claire ; Das, Puspendu K. ; Blanchard-Desce, Mireille (2008) Environmental and excitonic effects on the first hyperpolarizability of polar molecules and related dimers Journal of Physical Chemistry B, 112 (37). pp. 11498-11505. ISSN 1089-5647

Wahab, Abdul ; Bhattacharya, Mily ; Ghosh, Sampa ; Samuelson, A. G. ; Das, Puspendu K. (2008) Quadratic nonlinearity of one- and two-electron oxidized metalloporphyrins and their switching in solution Journal of Physical Chemistry B, 112 (10). pp. 2842-2847. ISSN 1089-5647

Mashraqui, Sabir H. ; Ghadigaonkar, Shailesh ; Ashraf, Mohamed ; Sri Ranjini, A. ; Ghosh, Sampa ; Das, P. K. (2007) Optically transparent and thermally stable nonlinear optic chromophores featuring a thieno [2, 3-b] thiophene donor Tetrahedron, 63 (40). pp. 10011-10017. ISSN 0040-4020

Ravikumar Reddy, A. ; Sri Ranjini, A. ; Das, Puspendu K. ; Samuelson, Ashoka G. (2007) The effect of halogen atom on the molecular quadratic nonlinearity of half sandwich complexes in the presence of an acceptor Inorganica Chimica Acta, 360 (8). pp. 2778-2782. ISSN 0020-1693

Chandra, Manabendra ; Indi, S. S. ; Das, Puspendu K. (2007) Depolarized hyper-rayleigh scattering from copper nanoparticles Journal of Physical Chemistry C, 111 (28). pp. 10652-10656. ISSN 1932-7447

Bhattacharya, Mily ; Samuelson, Ashoka G. ; Das, Puspendu K. (2007) Enhancement of quadratic nonlinearity via multiple hydrogen-bonded supramolecular complex formation Journal of Physical Chemistry B, 111 (25). pp. 7122-7126. ISSN 1089-5647

Biswas, K. ; Kumar Das, P. ; Chattopadhyay, K. (2007) Microstructural evolution and metastable phase formation in laser ablation-deposited films of Fe-rich Fe-Ge intermetallic compounds Philosophical Magazine, 87 (2). pp. 307-323. ISSN 1478-6435

Chandra, Manabendra ; Senapati, Dulal ; Tak, Manish ; Das, Puspendu K. (2006) Photodissociation of isomeric dichloroethylenes in the ultraviolet: effect of the second chlorine atom substitution on the dynamics Chemical Physics Letters, 430 (1-3). pp. 32-35. ISSN 0009-2614

Tak, Manish ; Chandra, Manabendra ; Senapati, Dulal ; Das, Puspendu K. (2006) Quantum yield of Cl^∗ (²P_½) production in the gas phase photolysis of CCl₄ in the ultraviolet Journal of Chemical Sciences, 118 (4). pp. 341-344. ISSN 0253-4134

Das, Sanjib ; Jana, Atanu ; Ramanathan, V. ; Chakraborty, Tapas ; Ghosh, Sampa ; Das, Puspendu K. ; Bharadwaj, Parimal K. (2006) Design and synthesis of 1,10-phenanthroline based Zn(II) complexes bearing 1D push-pull NLO-phores for tunable quadratic nonlinear optical properties Journal of Organometallic Chemistry, 691 (11). pp. 2512-2516. ISSN 0022-328X

Chandra, Manabendra ; Indi, S. S. ; Das, Puspendu K. (2006) First hyperpolarizabilities of unprotected and polymer protected copper nanoparticles prepared by laser ablation Chemical Physics Letters, 422 (1-3). pp. 262-266. ISSN 0009-2614

Biswas, Krishanu ; Das, P. K. ; Chattopadhyay, Kamanio (2006) Microstructural evolution in laser-ablation-deposited Fe-25 at.% Ge thin film Journal of Materials Research, 219 (1). pp. 174-184. ISSN 0884-2914

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

Bhattacharya, Mily ; Das, Puspendu K. (2005) Second order nonlinearity in oligoamides Synthetic Metals, 155 (2). pp. 389-392. ISSN 0379-6779

Senapati, Dulal ; Das, Puspendu K. (2005) Photodissociation of o-C₆H₄I(CH₂Cl) in the near ultraviolet: a case of photoselective C-I bond dissociation Chemical Physics Letters, 402 (4-6). pp. 450-454. ISSN 0009-2614

Ranjini, Arumugam Sri ; Das, Puspendu K. ; Balaram, Padmanabhan (2005) Binding constant measurement by hyper-Rayleigh scattering: bilirubin-human serum albumin binding as a case study Journal of Physical Chemistry B, 109 (12). pp. 5950-5953. ISSN 1089-5647

Mukhopadhyay, Pritam ; Bharadwaj, Parimal K. ; Krishnan, Anu ; Das, Puspendu K. (2004) Modulation of SHG responses via supramolecular association/dissociation between two complementary cryptands Journal of Organometallic Chemistry, 689 (26). pp. 4877-4881. ISSN 0022-328X

Mashraqui, Sabir H. ; Kenny, Rajesh S. ; Ghadigaonkar, Shailesh G. ; Krishnan, Anu ; Bhattacharya, Mily ; Das, Puspendu K. (2004) Synthesis and nonlinear optical properties of some donor-acceptor oxadiazoles Optical Materials, 27 (2). pp. 257-260. ISSN 0925-3467

Senapati, Dulal ; Maity, Sandip ; Das, Puspendu K. (2004) I^*(²P_½) and Cl^*(²P_*) production from chloroiodobenzenes in the ultraviolet Journal of Physical Chemistry A, 108 (39). pp. 7949-7953. ISSN 1089-5639

Senapati, Dulal ; Das, Puspendu K. (2004) Cl∗(²P_½) production dynamics from chloroiodomethane (CH₂ICl) in the ultraviolet Chemical Physics Letters, 393 (4-6). pp. 535-538. ISSN 0009-2614

Dhar, Shanta ; Senapati, Dulal ; Das, Puspendu K. ; Chattopadhyay, Pabitra ; Nethaji, Munirathinam ; Chakravarty, Akhil R. (2003) Ternary copper complexes for photocleavage of DNA by red light: direct evidence for sulfur-to-copper charge transfer and d-d band involvement Journal of the American Chemical Society, 125 (40). pp. 12118-12124. ISSN 0002-7863

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

Ghosh, Suhrit ; Krishnan, Anu ; Das, Puspendu K. ; Ramakrishnan, S. (2003) Determination of critical micelle concentration by hyper-Rayleigh scattering Journal of the American Chemical Society, 125 (6). pp. 1602-1606. ISSN 0002-7863

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

Dhar, Shanta ; Senapati, Dulal ; Reddy, Pattubala A. N. ; Das, Puspendu K. ; Chakravarty, Akhil R. (2003) Metal-assisted red light-induced efficient DNA cleavage by dipyridoquinoxaline-copper(II) complex Chemical Communications (19). pp. 2452-2453. ISSN 1359-7345

Ray, Paresh Chandra ; Das, Puspendu K. (2002) Second harmonic generation in poled molecularly doped polymer films: push-pull butadienes in poly(methyl methacrylate) and polystyrene Chemical Physics Letters, 229 (4-5). pp. 415-420. ISSN 0009-2614

Kavita, K. ; Das, Puspendu K. (2002) I^∗(²P_½) production from CH₃I photodissociation at 236 nm Current Science, 83 (7). pp. 868-869. ISSN 0011-3891

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

Mukhopadhyay, Pritam ; Bharadwaj, Parimal K. ; Savitha, G. ; Krishnan, Anu ; Das, Puspendu K. (2002) A new class of three dimensional D-π-A trigonal cryptand derivatives for second-order nonlinear optics Journal of Materials Chemistry, 12 (8). pp. 2237-2244. ISSN 0959-9428

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

Jha, Prakash Chandra ; Krishnan, Anu ; Das, Puspendu K. ; Ramasesha, S. (2002) Nonlinear optical properties of linear chain phosphazenes, (PN)_x Journal of Chemical Physics, 117 (6). pp. 2873-2881. ISSN 0021-9606

Senapati, Dulal ; Kavita, K. ; Das, Puspendu K. (2002) Photodissociation dynamics of CH₂ICl at 222, 236, 266, 280, and 304 nm Journal of Physical Chemistry A, 106 (36). pp. 8479-8482. ISSN 1089-5639

Kavita, K. ; Das, Puspendu K. (2002) Photodissociation of C₆H₅I, C₆F₅I, and related iodides in the ultraviolet Journal of Chemical Physics, 117 (5). pp. 2038-2044. ISSN 0021-9606

Mukhopadhyay, Pritam ; Bharadwaj, Parimal K. ; Krishnan, Anu ; Das, Puspendu K. (2002) Synthesis and characterization of mono- and bis-D-π-A cryptand derivatives for second-order nonlinear optics and its modulation with different metal ion inputs Journal of Materials Chemistry, 12 (9). pp. 2786-2791. ISSN 0959-9428

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

Pal, Sushanta K. ; Krishnan, Anu ; Das, Puspendu K. ; Samuelson, Ashoka G. (2001) Second harmonic generation in ferrocene based hydrogen bonded assemblies Journal of Organometallic Chemistry, 637-639 . pp. 827-831. ISSN 0022-328X

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

Asha, S. K. ; Kavita, K. ; Das, Puspendu K. ; Ramakrishnan, S. (2001) Nonlinear optical properties of molecular twins Journal of Macromolecular Science: Part A, 38 (12). pp. 1427-1443. ISSN 1060-1325

Bysakh, S. ; Das, P. K. ; Chattopadhyay, K. (2001) Metastable microstructures in laser ablation deposited aluminium-50 at.% nickel thin films Materials Science and Engineering A, 304-306 . pp. 608-611. ISSN 0921-5093

Bysakh, Sandip ; Das, P. K. ; Chattopadhyay, K. (2001) Evolution of metastable microstructures in laser ablation deposited Ni₇₅Al₂₅ thin films Scripta Materialia, 44 (8-9). pp. 1847-1851. ISSN 1359-6462

Kavita, K. ; Das, Puspendu K. (2001) Dissociation dynamics of fluorinated alkyl iodides at 222 and 236 nm Chemical Physics Letters, 338 (2-3). pp. 118-122. ISSN 0009-2614

Krishnan, A. ; Pal, S. K. ; Nandakumar, P. ; Samuelson, A. G. ; Das, P. K. (2001) Ferrocenyl donor-organic acceptor complexes for second order nonlinear optics Chemical Physics, 265 (3). pp. 313-322. ISSN 0301-0104

Kavita, K. ; Das, Puspendu K. (2001) Photodissociation of partially fluorinated alkyl iodides in their A-band Journal of Physical Chemistry A, 105 (2). pp. 315-318. ISSN 1089-5639

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

Das, P. K. (2000) The man behind 'Femtochemistry': Ahmed Zewail wins the 1999 nobel prize in chemistry Resonance - Journal of Science Education, 5 (1). pp. 76-82. ISSN 0971-8044

Kavitha, K. ; Das, Puspendu K. (2000) Dynamics of I^∗(²P_½) production from fluorinated alkyl iodides at 266,280,and ~305 nm Journal of Chemical Physics, 112 (19). pp. 8426-8431. ISSN 0021-9606

Mukhopadhyay, Pritam ; Bharadwaj, Parimal K. ; Savitha, G. ; Krishnan, Anu ; Das, Puspendu K. (2000) The first D-π-A octupolar cryptand molecule to exhibit bulk non-linearity Chemical Communications (18). pp. 1815-1816. ISSN 1359-7345

Jayaprakash, K. N. ; Ray, Paresh C. ; Matsuoka, Isao ; Bhadbhade, Mohan M. ; Puranik, Vedavathi G. ; Das, Pushpendu K. ; Nishihara, Hiroshi ; Sarkar, Amitabha (1999) Ferrocene in conjugation with a Fischer carbene: synthesis, NLO, and electrochemical behavior of a novel organometallic push-pull system Organometallics, 18 (19). pp. 3851-3858. ISSN 0276-7333

Asha, S. K. ; Kavita, K. ; Das, P. K. ; Ramakrishnan, S. (1999) Relaxation behavior of twin nonlinear optical chromophores: effect of the spacer length Chemistry of Materials, 11 (11). pp. 3352-3358. ISSN 0897-4756

Krupakar, Jayarapu ; Das, Puspendu K. ; Podder, Sunil K. (1998) The effect of pH on the unfolding pathway and stability of ribosome-inactivating protein abrin-II IUBMB Life, 46 (2). pp. 415-424. ISSN 1521-6543

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

Ramalingam, T. S. ; Das, Puspendu K. ; Podder, Sunil K. (1993) Identification of the adenine binding site in the ricin toxin A-chain by fluorescence, CD, and electron spin resonance spectroscopy Biopolymers, 33 (11). pp. 1687-1694. ISSN 0006-3525

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

Albert, I. D. L. ; Das, P. K. ; Ramasesha, S. (1993) Optical nonlinearities in symmetric cyanine dyes and related systems Journal of the Optical Society of America - B, 10 (8). pp. 1365-1371. ISSN 0740-3224

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

Albert, I. D. L. ; Das, Puspendu K. ; Ramasesha, S. (1991) Second-harmonic generation and electronic structure of polymethineimines: a theoretical study Chemical Physics Letters, 176 (2). pp. 217-224. ISSN 0009-2614

Bourdon, E. B. D. ; Cho, C. -C. ; Das, P. ; Polanyi, J. C. ; Stanners, C. D. ; Xu, G. -Q. (1991) Photochemistry of adsorbed molecules. IX. Ultraviolet photodissociation and photoreaction of HBr on LiF (001) Journal of Chemical Physics, 95 (2). pp. 1361-1377. ISSN 0021-9606

Albert, I. D. L. ; Ramasesha, S. ; Das, P. K. (1991) Properties of some low-lying electronic states in polymethineimines and poly(2,3-diazabutadienes) Physical Review B, 43 (9). pp. 7013-7019. ISSN 0163-1829

Ramasesha, S. ; Das, Puspendu K. (1990) Second harmonic generation coefficients in push-pull polyenes: a model exact study Chemical Physics, 145 (3). pp. 343-353. ISSN 0301-0104

Albert, I. D. L. ; Das, Puspendu K. ; Ramasesha, S. (1990) A model exact calculation of SHG coefficients in polysubstituted push-pull polyenes Chemical Physics Letters, 168 (5). pp. 454-460. ISSN 0009-2614

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

Chevrier, P. ; Collings, B. ; Das, P. ; Polanyi, J. C. ; Prisant, M. G. ; Visticot, J. P. (1989) Laser-induced fluorescence from weakly bound states of KI Chemical Physics, 133 (1). pp. 1-10. ISSN 0301-0104

Bower, R. D. ; Chevrier, P. ; Das, P. ; Foth, H. J. ; Polanyi, J. C. ; Prisant, M. G. ; Visticot, J. P. (1988) Broad-band structured fluorescence from NaI Journal of Chemical Physics, 89 (8). pp. 4478-4489. ISSN 0021-9606

Bourdon, E. B. D. ; Das, P. ; Harrison, I. ; Polanyi, J. C. ; Segner, J. ; Stanners, C. D. ; Williams, R. J. ; Young, P. A. (1986) Photodissociation, photoreaction and photodesorption of adsorbed species. Part 2. CH₃Br and H₂S on LiF(001) Faraday Discussions of the Chemical Society, 82 . pp. 343-358. ISSN 0370-9302

Das, P. ; Venkitachalam, T. ; Bersohn, Richard (1984) On the absence of I(²P_½) as a product of the reactions of F atoms with HI, I₂, and ICN Journal of Chemical Physics, 80 (10). 4859_1-4859_4. ISSN 0021-9606

Venkitachalam, T. V. ; Das, P. ; Bersohn, R. (1983) Reaction of fluorine atoms with alkyl iodides: a possible observation of the Walden inversion in the gas phase Journal of the American Chemical Society, 105 (25). pp. 7452-7453. ISSN 0002-7863

Brewer, P. ; Das, P. ; Ondrey, G. S. ; Bersohn, R. (1983) Measurement of the relative populations of I(²P⁰_½) and I(²P⁰_3/2) by laser induced vacuum ultraviolet fluorescence Journal of Chemical Physics, 79 (2). pp. 720-723. ISSN 0021-9606

Das, P. ; Ondrey, G. S. ; van Veen, N. ; Bersohn, R. (1983) Two photon laser induced fluorescence of carbon atoms Journal of Chemical Physics, 79 (2). pp. 724-726. ISSN 0021-9606

van Veen, N. ; Brewer, P. ; Das, P. ; Bersohn, R. (1983) The adiabatic and diabatic reactions of S(¹D) atoms with OCS: internal state distribution of the S₂ products Journal of Chemical Physics, 79 (9). pp. 4295-4301. ISSN 0021-9606

van Veen, N. ; Brewer, P. ; Das, P. ; Bersohn, R. (1982) Detection of the a ¹Π_g (v'=0, 1)← X¹Σ⁺_g (v"=0) transition in N₂ by laser-induced fluorescence Journal of Chemical Physics, 77 (9). 4326_1-4326_4. ISSN 0021-9606