Welcome to Photophysics and Chemical Dynamics Lab

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Nilmoni Sarkar Lab /

Department of Chemistry, IIT Kharagpur
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More in this Lab Landing Page
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Publications
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2018

  1. Plasma-Sprayed Titania and Alumina Coatings Obtained from Feedstocks Prepared by Heterocoagulation with 1 wt.% Carbon Nanotube. S. C. Jambagi, A. Agarwal, N. Sarkar, P. P. Bandyopadhyay. J. Mater. Eng. Perform 2018,27,2364–2372 DOI: https://link.springer.com/content/pdf/10.1007%2Fs11665-018-3319-5.pdf

  2. Self-Assembling Behavior of Pyrimidine Analogues: Unveiling the Factors behind Morphological Diversity. P. Banerjee, A. Pyne, S. Pal, C. K. Karan, N. Sarkar. J. Colloid Interface Sci. 2018, 522, 63-73 DOI: https://doi.org/10.1016/j.jcis.2018.03.058

  3. Self-Assembly of Amphiphiles into Vesicles and Fibrils: Investigation of Structure and Dynamics using Spectroscopic and Microscopic Techniques. N. Kundu, D. Banik, N. Sarkar. Langmuir 2018, DOI: 10.1021/acs.langmuir.7b04355

  4. Unveiling the Interaction of Duplex DNA with Graphene Oxide in Presence of Two Diverse Binders: A Detailed Photophysical Study. S. Kundu, A. Pyne, R. Dutta, N. Sarkar. J. Phys. Chem. C. 2018,122, 6876-6888 DOI: 10.1021/acs.jpcc.7b10752

  5. Unveiling the Aggregation Behavior of Doxorubicin Hydrochloride in Aqueous Solution of 1-Octyl-3-methylimidazolium Chloride and the Effect of Bile Salt on These Aggregates: A Microscopic Study. A. Pyne, S. Kundu, P. Banerjee, N. Sarkar. Langmuir 2018, 34, 3296-3306 DOI: 10.1021/acs.langmuir.8b00029

  6. Ionic liquid-induced aggregate formation and their applications. R. Dutta, S. Kundu, N. Sarkar. Biophys. Rev. 2018, 10, 861-871 DOI: https://doi.org/10.1007/s12551-018-0408-5

  7. Anomalous Dynamics in tert-Butyl Alcohol-Water and Trimethylamine N-Oxide-Water Binary Mixtures: A Femtosecond Transient Absorption Study. D. Banik, S. Bhattacharya, P. K. Datta, N. Sarkar. ACS Omega 2018, 3, 383-392 DOI: 10.1021/acsomega.7b01595

  8. Effect of Microheterogeneity of Different Aqueous Binary Mixtures on the Proton Transfer Dynamics of [2,2'-Bipyridyl]-3,3'-diol: A Femtosecond Fluorescence Upconversion Study. R. Dutta, A. Pyne, D. Mondal, N. Sarkar. ACS Omega 2018, 3, 314-328 DOI: 10.1021/acsomega.7b01833

  9. Effect of sugars on the dynamics of hydrophilic fluorophores confined inside the water pool of anionic reverse micelle: A spectroscopic approach. R. Dutta, A. Pyne, N. Sarkar. J. Mol. Liq. 2018, 252, 225-235 DOI: https://doi.org/10.1016/j.molliq.2017.12.137

  10. Influence of water inside the HY zeolite on the photophysical properties of 2, 2'-Bipyridine3,3'-diol (BP(OH)2). R. K. Saini, P. Banerjee, N. Sarkar. J. Luminescence 2018, 194, 713-717 DOI: https://doi.org/10.1016/j.jlumin.2017.09.041

 

2017

  1. Effect of Vitamin E and a Long-Chain Alcohol n-Octanol on the Carbohydrate-Based NonionicAmphiphile Sucrose Monolaurate–Formulation of Newly Developed Niosomes and Application in Cell Imaging. A. Roy, A. Pyne, P. Pal, S. Dhara, N. Sarkar. ACS Omega 2017, 2, 7637-7646

  2. Unveiling the Self-Assembling Behavior of 5-Fluorouracil and its N,N'-Dimethyl Derivative: A Spectroscopic and Microscopic Approach. P. Banerjee, D. Mukherjee, T. K. Maiti, N. Sarkar. Langmuir 2017, 33, 10978-10988

  3. Concentration-Driven Fascinating Vesicle-Fibril Transition Employing Merocyanine 540 and 1-Octyl-3-methylimidazolium Chloride. R. Dutta, A. Pyne, S. Kundu, P. Banerjee, N. Sarkar. Langmuir 2017, 33, 9811-9821
    Correction: Langmuir 2017, 33, 14209

  4. Effects of a common worldwide drink (Beer) on L-Phenylalanine and L-Tyrosine fibrillar assemblies. D. Banik, P. Banerjee, G. Sabeehuddin, N. Sarkar. Chem. Phys. Lett. 2017, 687, 44-53

  5. Small Molecule Induced Fusion of a Model Protocell Membrane Composed of Fatty Acids: A New Insight into the Membrane Fusion Monitored through Fluorescence Lifetime Imaging Microscopy. N. Kundu, N. Sarkar. 253rd ACS National Meeting & Exposition, SaN Francisco, CA, United States. 2017, COLL-785

  6. Influence of bile salt on vitamin E derived vesicles involving a surface active ionic liquid and conventional cationic micelle. A. Roy, S. Kundu, R. Dutta, N. Sarkar. J. Colloid Interface Sci. 2017, 501, 202-214

  7. Membrane perturbation though novel cell-penetrating peptides influences intracellular accumulation of imatinib mesylate in CML cells. D. Mukherjee, N. Kundu, L. Chakravarty, B. Behera, P. Chakrabarti, N. Sarkar, T. K. Maiti. Cell Biol Toxicol 2017, DOI: 10.1007/s10565-017-9414-9.

  8. Unveiling the Interaction between Fatty-Acid-Modified Membrane and Hydrophilic Imidazolium-Based Ionic Liquid: Understanding the Mechanism of Ionic Liquid Cytotoxicity. N. Kundu, S. Roy, D. Mukherjee, T. K. Maiti, N. Sarkar. J. Phys. Chem. B 2017, 121, 8162-8170

  9. Inhibiting the Fibrillation of Serum Albumin Proteins in the Presence of Surface Active Ionic Liquids (SAILs) at Low pH: Spectroscopic and Microscopic Study. S. Kundu, C. Banerjee, N. Sarkar. J. Phys. Chem. B 2017, 121, 7550-7560

  10. Protein-Guided Formation of Silver Nanoclusters and Their Assembly with Graphene Oxide as an Improved Bioimaging Agent with Reduced Toxicity. N. Kundu, D. Mukherjee, T. K. Maiti, N. Sarkar. J. Phys. Chem. Lett. 2017, 8, 2291-2297

  11. Cholesterol Based Surface Active Ionic Liquid That Can Form Microemulsions and Spontaneous Vesicles. A. Pyne, J. Kuchlyan, C. Maiti, D. Dhara, N. Sarkar. Langmuir 2017, 333, 5891-5899

  12. A new rhodamine derived fluorescent sensor: Detection of Hg2+ at cellular level. J. Kuchlyan, S. Basak, D. Dutta, A. K. Das, D. Mal, N. Sarkar. Chem. Phys. Lett 2017, 673, 84-88

  13. Investigation of Fibril Forming Mechanisms of L‑Phenylalanine and L‑Tyrosine: Microscopic Insight toward Phenylketonuria and Tyrosinemia Type II. D. Banik, S. Kundu, P. Banerjee, R. Dutta and N. Sarkar. J. Phys. Chem. B 2017, 121,1533-1543

  14. Sodium Chloride Triggered the Fusion of Vesicle Composed of Fatty Acid Modified Protic Ionic Liquid: A New Insight into the Membrane Fusion Monitored through Fluorescence Lifetime Imaging Microscopy. N. Kundu, P. Banerjee, S. Kundu, R. Dutta, and N. Sarkar. J. Phys. Chem. B 2017, 121, 24-34

  15. Micelle-vesicle-micelle transition in aqueous solution of anionic surfactant and cationic imidazolium surfactants: Alteration of the location of different fluorophores. R. Dutta, S. Ghosh, P.Banerjee, S. Kundu, N. Sarkar.
    J. Colloid Interface Sci. 2017, 490, 762-773

 

2016

  1. Proton Transfer Pathways of 2,2′-Bipyridine-3,3′-diol in pH Responsive Fatty Acid Self-Assemblies: Multiwavelength Fluorescence Lifetime Imaging in a Single Vesicle. N. Kundu, P. Banerjee, R. Dutta, S. Kundu, R. K. Saini, M. Halder, and N. Sarkar Langmuir 2016, 32, 13284-13295

  2. Influence of trehalose on the interaction of curcumin with surface active ionic liquid micelle and its vesicular aggregate composed of a non-ionic surfactant sorbitan stearate. A. Roy, R. Dutta, N. Sarkar. Chem. Phys.Lett. 2016, 665, 14-21

  3. Modulation of the Excited-State Dynamics of 2,2′-Bipyridine-3,3′-diol in Crown Ethers: A Possible Way To Control the Morphology of a Glycine Fibril through Fluorescence Lifetime Imaging Microscopy. D. Banik, A. Roy, N. Kundu, and N. Sarkar. J. Phys. Chem. B 2016, 120, 11247-11255

  4. Probing the Interaction between a DNA Nucleotide (Adenosine-5′-Monophosphate Disodium) and Surface Active Ionic Liquids by Rotational Relaxation Measurement and Fluorescence Correlation Spectroscopy. A. Roy, P. Banerjee, R. Dutta, S. Kundu, and N. Sarkar. Langmuir 2016, 32, 10946-10956

  5. Effect of viscosity on photoinduced electron transfer reaction: An observation of the Marcus inverted region in homogeneous solvents. R. K. Saini, J. Kuchlyan, N. Sarkar. Chem. Phys. Lett. 2016, 660, 81-86

  6. Solvation, rotational relaxation and fluorescence correlation spectroscopic study on ionic liquid-in oil microemulsions containing triple-chain surface active ionic liquids (SAILs). C. Banerjee, N. Kundu, A. Roy, D. Banik, M. Halder and N. Sarkar. RSC Adv. 2016, 6, 74604&-74613

  7. Effect of the submicellar concentration of bile salts on structural alterations of β-casein micelles. J. Kuchlyan, A. Roy, R. Dutta, S. Sen and N. Sarkar. RSC Adv. 2016, 6, 71989-71998

  8. Inhibition of Fibrillar Assemblies of L-Phenylalanine by Crown Ethers: A Potential Approach toward Phenylketonuria. D. Banik, R. Dutta, P. Banerjee, S. Kundu, and N. Sarkar. J. Phys. Chem. B 2016, 120, 7662-7670

  9. 5-Methyl Salicylic Acid-Induced Thermo Responsive Reversible Transition in Surface Active Ionic Liquid Assemblies: A Spectroscopic Approach. A. Roy, R. Dutta, P. Banerjee, S. Kundu, and N. Sarkar. Langmuir 2016, 32, 7127-7137

  10. Ionic liquids in microemulsions: Formulation and characterization. J. Kuchlyan, N. Kundu, N. sarkar. Current Opinion in Colloid & Interface Science 2016, 25, 27-38

  11. Translational and Rotational Diffusion of Two Differently Charged Solutes in Ethylammonium Nitrate−Methanol Mixture: Does the Nanostructure of the Amphiphiles Influence the Motion of the Solute? N. Kundu, A. Roy, R. Dutta, and N. Sarkar. J. Phys. Chem. B 2016, 120, 5481-5490

  12. A Comparative Study of the Influence of Sugars Sucrose, Trehalose, and Maltose on the Hydration and Diffusion of DMPC Lipid Bilayer at Complete Hydration: Investigation of Structural and Spectroscopic Aspect of Lipid−Sugar Interaction. A. Roy, R. Dutta, N. Kundu, D. Banik, and N. Sarkar. Langmuir 2016, 32, 5124-5134

  13. A new strategy to prepare giant vesicles from surface active ionic liquids (SAILs): a study of protein dynamics in a crowded environment using a fluorescence correlation spectroscopic technique. C. Banerjee, A. Roy, N. Kundu, D. Banik and N. Sarkar. Phys. Chem. Chem. Phys. 2016, 18, 14520-14530

  14. Comparative Fluorescence Resonance Energy-Transfer Study in Pluronic Triblock Copolymer Micelle and Niosome Composed of Biological Component Cholesterol: An Investigation of Effect of Cholesterol and Sucrose on the FRET Parameters. A. Roy, N. Kundu, D. Banik, J. Kuchlyan, N. Sarkar. J. Phys. Chem. B 2016, 120, 131-142

  15. Unveiling the Mode of Interaction of Berberine Alkaloid in Different Supramolecular Confined Environments: Interplay of Surface Charge between Nano-Confined Charged Layer and DNA. N. Kundu, A. Roy, D. Banik, N. Sarkar J. Phys. Chem. B 2016, 120, 1106-1120

 

2015

  1. Preparation of Carbon Nanotube Doped Ceramic Powders for Plasma Spraying Using Heterocoagulation Method S. C. Jambagi, N. Sarkar, P.P. Bandyopadhyay J. Eur. Ceram. Soc. 2015, 35, 989-1000

  2. Picosecond Solvation Dynamics—A Potential Viewer of DMSO—Water Binary Mixtures. D. Banik, N. Kundu, J. Kuchlyan, A. Roy, C. Banerjee, S. Ghosh, N. Sarkar.J. Chem. Phys. 2015, 142, 054505(1) - 054505(10)

  3. How Does the Surface Charge of Ionic Surfactant and Cholesterol Forming Vesicles Control Rotational and Translational Motion of Rhodamine 6G Perchlorate (R6G ClO4)? S. Ghosh, A. Roy, D. Banik, N. Kundu, J. Kuchlyan, A.Dhir, N. Sarkar. Langmuir, 2015, 31, 2310-2320

  4. Vesicles Formation by Zwitterionic Micelle and Poly‑L‑lysine: Solvation and Rotational Relaxation Study. J. Kuchlyan, D. Banik, A. Roy, N. Kundu, N. Sarkar. J. Phys. Chem. B 2015, 119, 8285-8292

  5. Picosecond Solvation and Rotational Dynamics: An Attempt to Reinvestigate the Mystery of Alcohol−Water Binary Mixtures. D. Banik, A. Roy, N. Kundu, N. Sarkar. J. Phys. Chem. B 2015, 119, 9905-9919

  6. How does Bile Salt Penetration Affect the Self-Assembled Architecture of Pluronic P123 Micelles? – Llight Scattering and Spectroscopic Investigations. A. Roy, N. Kundu, D. Banik, J. Kuchlyan, N. Sarkar.
    Phys. Chem. Chem. Phys. 2015, 17, 19977-19990

  7. Modulation of the Aggregation Properties of Sodium Deoxycholate in Presence of Hydrophilic Imidazoliumbased Ionic Liquid: Water Dynamics Study to probe thestructural alteration of the aggregates. N. Kundu, D. Banik, A. Roy, J. Kuchlyan, N. Sarkar. Phys. Chem. Chem. Phys. 2015, 17, 25216-25227

  8. Graphene Oxide and Pluronic Copolymer Aggregates−PossibleRoute to Modulate the Adsorption of Fluorophores and Imaging of Live Cells. N. Kundu, A. Roy, D. Banik, , J. Kuchlyan, N. Sarkar. J. Phys. Chem. C 2015, 119, 25023-25035

  9. Designing a New Strategy for the Formation of IL-In-Oil Microemulsions Containing Double Chain Surface Active Ionic Liquid. V . G. Rao, C.Banerjee, S. Ghosh, S. Mandal, N. Sarkar. Ionic Liquid-Based Surfactant Science: Formulation, Characterization, and Applications 2015, DOI: 10.1002/9781118854501.ch15

  10. Spectroscopy and Fluorescence Lifetime Imaging Microscopy To Probe the Interaction of Bovine Serum Albumin With Graphene Oxide. J. Kuchlyan, N. Kundu, D. Banik, A. Roy, J. Kuchlyan, N. Sarkar. Langmuir, 2015, 31, 13793-13801

  11. Stimuli-Sensitive Breathing of Cucurbit[7]uril Cavity: Monitoring through the Environment Responsive Fluorescence of 1′-Hydroxy-2′-acetonaphthone (HAN).D. Banik, J. Kuchlyan, A. Roy, N. Kundu, N. Sarkar.
    J. Phys. Chem. B 2015, 119, 2310-2322

 

2014

  1. Ultrafast FRET to Study Spontaneous Micelle-to-Vesicle Transitions in an Aqueous Mixed Surface-Active Ionic-Liquid System. S. Mandal, J. Kuchlyan, D. Banik, S. Ghosh, C. Banerjee, V. Khorwal, N. Sarkar. Chem. Phys. Chem. 2014, 15, 3544-3553

  2. Organic Additive, 5‑Methylsalicylic Acid Induces Spontaneous Structural Transformation of Aqueous Pluronic Triblock Copolymer Solution: A Spectroscopic Investigation of Interaction of Curcumin with Pluronic Micellar and Vesicular Aggregates. S. Ghosh, J. Kuchlyan, D. Banik, N. Kundu, A. Roy, C. Banerjee, N. Sarkar, J. Phys. Chem. B 2014, 118, 11437-11448

  3. Interaction of fluorescence dyes with 5-fluorouracil: A photoinduced electron transfer study in bulk and biologically relevant water. J. Kuchlyan, D. Banik, N. Kundu, A. Roy, N. Sarkar. Langmuir 2014, 613, 115-121

  4. Effect of Encapsulation of Curcumin in Polymeric Nanoparticles: How Efficient to Control ESIPT Process? C. Banerjee, S. Maiti, M. Mustafi, J. Kuchlyan, D. Banik, N. Kundu, D. Dhara, N. Sarkar, Langmuir 2014, 30, 10834-10844

  5. Unique Influence of Cholesterol on Modifying the Aggregation Behavior of Surfactant Assemblies: Investigation of Photophysical and Dynamical Properties of 2,2′-Bipyridine-3,3′-diol, BP(OH)2 in Surfactant Micelles, and Surfactant/Cholesterol Forming Vesicles. S. Ghosh, J. Kuchlyan, S. Roychowdhury, D. Banik, N. Kundu, A. Roy, N. Sarkar. J. Phys. Chem. B 2014, 31, 9329-9340

  6. Interaction of gold nanoclusters with IR light emitting cyanine dyes: a systematic fluorescence quenching study. C. Banerjee, J.Kuchlyan, D. Banik, N. Kundu, A. Roy, S. Ghosh, N. Sarkar. Phys. Chem. Chem. Phys. 2014, 16, 17272-17283

  7. Vesicles Formed in Aqueous Mixtures of Cholesterol and Imidazolium Surface Active Ionic Liquid: A Comparison with Common Cationic Surfactant by Water Dynamics. S. Mandal, J. Kuchlyan, S. Ghosh, C. Banerjee, N. Kundu, D. Banik, N. Sarkar. J. Phys. Chem. B 2014, 118, 5913-5923

  8. Effect of Room Temperature Surface Active Ionic Liquids on Aggregated Nanostructures of γ-​Cyclodextrins: A Picosecond Fluorescence Spectroscopic Study. J. Kuchlyan, C. Banerjee, S. Ghosh, N. Kundu, D. Banik, N. Sarkar. Chem. Phys. Lett 2014, 601, 174-180

  9. Exploring the Photophysics of Curcumin in Zwitterionic Micellar System: An Approach to Control ESIPT Process in Presence of Room Temperature Ionic Liquids (RTILs) and Anionic Surfactant. C. Banerjee, S. Ghosh, S. Mandal, J. Kuchlyan, N. Kundu, N. Sarkar.J. Phys. Chem. B 2014, 118, 3669-3681

  10. Effect of Confinement on Excited-State Proton Transfer of Firefly’s Chromophore d-Luciferin in AOT Reverse Micelles. J. Kuchlyan, D. Banik, N. Kundu, S. Ghosh, C. Banerjee, N. Sarkar. J. Phys. Chem. B 2014, 118, 3401-3408

  11. Preparation of carbon nanotube doped ceramic powders for plasma spraying using heterocoagulation method. S. C. Jambagi, N. Sarkar, P. P. Bandyopadhyay. J. Eur. Cera. Soc. 2015, ,35, 989–1000

  12. Spectroscopic investigation of the binding interactions of a membrane potential molecule in various supramolecular confined environments: contrasting behavior of surfactant molecules in relocation or release of the probe between nanocarriers and DNA surface. Ghosh, S.; Banik, D.; Roy, A.; Kundu, N.; J. Kuchlyan, N. Sarkar. Phys. Chem. Chem. Phys. 2014, 16, 25024-25038

  13. Excited-State Proton Transfer Dynamics of Firefly’s Chromophore D‑Luciferin in DMSO−Water Binary Mixture. J. Kuchlyan, D. Banik, A. Roy, N. Kundu, N. Sarkar. J. Phys. Chem. B 2014, 118, 13946-13953

 

2013

  1. A joint experimental/theoretical study of the ultrafast excited state deactivation of deoxyadenosine and 9-methyladenine in water and acetonitrile. T. Gustavsson, N. Sarkar, I. Vayá,  M. C. Jiménez,  D. Markovitsia,   R. Improta. Photochem. Photobiol. Sci., 2013, 12, 1375-1386.

  2. Is it possible to apply dynamics of solvent to locate metal nanoparticles inside an ionic liquids-containing microheterogeneous system? A comparative study. Banerjee, S. Mandal, S. Ghosh, J. Kuchlyan, N. Sarkar. Chem. Phys. Lett. 2013, 580, 88-93.

  3. Zwitterionic micelles as a soft template for the extremely rapid synthesis of small hollow gold nanocontainers. V. G. Rao, C. Bnaerjee, S. Mandal, S. Ghosh, N. Sarkar, RSC Advances, 2013, 3, 14963-14969.

  4. Curcumin in Reverse Micelle: An Example to Control Excited-​State Intramolecular Proton Transfer (ESIPT) in Confined Media. C. Banerjee, C. Ghatak, S. Mandal, S. Ghosh, J. Kuchlyan, N. Sarkar, J. Phys. Chem. B, 2013, 117, 6906–6916. 

  5. An Investigation into the Effect of the Structure of Bile Salt Aggregates on the Binding Interactions and ESIHT Dynamics of Curcumin: A Photophysical Approach to Probe Bile Salt Aggregates as a Potential Drug Carrier. S. Mandal, S. Ghosh. D. Banik, C, Banerjee, J. Kuchlyan, N. Sarkar. J. Phys. Chem. B, 2013, 117, 13795-13807

  6. Unique Photophysical Behavior of 2,​2'-​Bipyridine-​3,​3'-​diol in DMSO-​Water Binary Mixtures: Potential Application for Fluorescence Sensing of Zn2+ Based on the Inhibition of Excited-​State Intramolecular Double Proton Transfer. S. Mandal, S. Ghosh, C. Banerjee, J. Kuchlyan, N. Sarkar. J. Phys. Chem. B, 2013, 117, 12212–12223.

  7. Fluorescence Resonance Energy Transfer in Microemulsions Composed of Tripled-​Chain Surface Active Ionic Liquids, RTILs, and Biological Solvent: An Excitation Wavelength Dependence Study. C. Banerjee, N. Kundu, S. Ghosh, S. Mandal, J. Kuchlyan, N. Sarkar. J. Phys. Chem. B 2013, 117, 9508-9517.

  8. Spontaneous Transition of Micelle–Vesicle–Micelle in a Mixture of Cationic Surfactant and Anionic Surfactant-like Ionic Liquid: A Pure Nonlipid Small Unilamellar Vesicular Template Used for Solvent and Rotational Relaxation Study. S. Ghosh, C. Ghatak, C. Banerjee, S. Mandal, J. Kuchlyan, N. Sarkar. Langmuir, 2013, 29, 10066-10076.

  9. A Step toward the Development of High-Temperature Stable Ionic Liquid-in-Oil Microemulsions Containing Double-Chain Anionic Surface Active Ionic Liquid. V. G. Rao, C. Banerjee, S. Ghosh, S. Mandal, J. Kuchlyan, N. Sarkar. J. Phys. Chem. B, 2013, 117, 7472-7480

  10. Modulation of the Photophysical Properties of Curcumin in Nonionic Surfactant (Tween-20) Forming Micelles and Niosomes: A Comparative Study of Different Microenvironments. S. Mandal, C. Banerjee, S. Ghosh, J. Kuchlyan, N. Sarkar.J. Phys. Chem. B, 2013, 117, 6957-6968.

  11. Roles of Viscosity, Polarity, and Hydrogen-Bonding Ability of a Pyrrolidinium Ionic Liquid and Its Binary Mixtures in the Photophysics and Rotational Dynamics of the Potent Excited-State Intramolecular Proton-Transfer Probe 2,2′-Bipyridine-3,3′-diol. S. Mandal, S, Ghosh, C. Banerjee, J. Kuchlyan, N. Sarkar. J. Phys. Chem. B, 2013, 117, 6789-6800.

  12. Effect of Alkyl Chain of Room Temperature Ionic Liquid (RTILs) on the Phase Behavior of [C2mim][CnSO4]/TX-100/Cyclohexane Microemulsions: Solvent and Rotational Relaxation Study. S. Ghosh, C. Banerjee, S. Mandal, V. G. Rao, N. Sarkar. J. Phys. Chem. B, 2013, 117, 5886-5897

  13. Unique Characteristics of Ionic Liquids Comprised of Long-Chain Cations and Anions: A New Physical Insight. C. Banerjee, S. Mandal, S. Ghosh, J. Kuchlyan, N. Kundu, N. Sarkar. J. Phys. Chem. B, 2013, 117, 3927-3934

  14. A Novel Ionic Liquid-in-Oil Microemulsion Composed of Biologically Acceptable Components: An Excitation Wavelength Dependent Fluorescence Resonance Energy Transfer Study. S. Mandal, S. Ghosh, C. Banerjee, J. Kuchlyan, D. Banik, N. Sarkar. J. Phys. Chem. B, 2013, 117, 3221-3231.

  15. Phase Boundaries, Structural Characteristics, and NMR Spectra of Ionic Liquid-in-Oil Microemulsions Containing Double Chain Surface Active Ionic Liquid: A Comparative Study. V. G. Rao, S. Mandal, S. Ghosh, C. Banerjee, N. Sarkar. J. Phys. Chem. B 2013, 117, 1480-1493

  16. Modulation of the Photophysical Properties of 2,2′-Bipyridine-3,3′- diol inside Bile Salt Aggregates: A Fluorescence-based Study for the Molecular Recognition of Bile Salts. S. Mandal, S. Ghosh, H. H. K. Aggala, C. Banerjee, V. G. Rao, N. Sarkar. Langmuir, 2013, 29, 133-143.

  17. Solvent and rotational relaxation of coumarin-153 and coumarin-480 in ionic liquid (1-butyl-3-methylimidazolium tetrafluoroborate) modified sodium 1,4-bis(2-ethylhexyl) sulfosuccinate (NaAOT) micelle. V. G. Rao, C. Banerjee, S. Mandal, S. Ghosh, N. Sarkar. Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 2013, 102, 371–378.

 

2012

  1. Protic ionic liquid-induced changes in the properties of aqueous triton TX-100–CTAB surfactant solution: Solvent and rotational relaxation studies. V. G. Rao, U. Brahmachari, S. Mandal, S. Ghosh, C. Banerjee, N. Sarkar. Chem. Phys. Lett., 552 (2012) 38-43

  2. Aggregation Behavior of Triton X‑100 with a Mixture of Two RoomTemperature Ionic Liquids: Can We Identify the Mutual Penetration of Ionic Liquids in Ionic Liquid Containing Micellar Aggregates? V. G. Rao, S. Mandal, S. Ghosh, C. Banerjee, N. Sarkar. J. Phys. Chem. B, 116 (2012), 13868-13877

  3. Study of Fluorescence Resonance Energy Transfer in Zwitterionic Micelle: Ionic-Liquid-Induced Changes in FRET Parameters. V. G. Rao, S. Mandal, S. Ghosh, C. Banerjee, N. Sarkar. J. Phys. Chem. B, 116 (2012), 12021-12029.

  4. Tuning the Probe Location on Zwitterionic Micellar System with Variation of pH and Addition of Surfactants with Different Alkyl Chains: Solvent and Rotational Relaxation Studies. C. Banerjee, S. Mandal, S. Ghosh, V. G. Rao, N. Sarkar. J. Phys. Chem. B. 116 (2012), 11313-11322.

  5. Photophysics of 3,3′-Diethyloxadicarbocyanine Iodide (DODCI) in Ionic Liquid Micelle and Binary Mixtures of Ionic Liquids: Effect of Confinement and Viscosity on Photoisomerization Rate. S. Ghosh, S. Mandal, C. Banerjee, V. G. Rao, N. Sarkar. J. Phys. Chem. B, 116 (2012), 9482-9491

  6. Ionic Liquid-in-Oil Microemulsions Composed of Double Chain Surface Active Ionic Liquid as a Surfactant: Temperature Dependent Solvent and Rotational Relaxation Dynamics of Coumarin-153 in [Py][TF2N]/[C4mim][AOT]/Benzene Microemulsions. V. G. Rao, S. Mandal, S. Ghosh, C. Banerjee, N. Sarkar. J. Phys. Chem. B, 116 (2012), 8210-8221

  7. Modulation of Photophysics and Photodynamics of 1′-Hydroxy-2′-acetonaphthone (HAN) in Bile Salt Aggregates: A Study of Polarity and Nanoconfinement Effects. S. Mandal, S. Ghosh, C. Banerjee, V. G. Rao, N. Sarkar. J. Phys. Chem. B, 116 (2012), 8780-8792

  8. Photoinduced electron transfer between various coumarin analogues and N,N-dimethylaniline inside niosome, a nonionic innocuous polyethylene glycol-based surfactant assembly. C. Ghatak, V. G. Rao, S. Mandal, N. Sarkar. Phys. Chem. Chem. Phys, 14 (2012), 8925-8935

  9. Ionic Liquid-Induced Changes in the Properties of Aqueous Zwitterionic Surfactant Solution: Solvent and Rotational Relaxation Studies. V. G. Rao, C. Ghatak, S. Ghosh, S. Mandal, N. Sarkar, J. Phys. Chem. B, 116(2012), 3690

  10. Dynamics of Solvation and Rotational Relaxation of Coumarin 480 in Pure Aqueous-AOT Reverse Micelle and Reverse Micelles Containing Different Size Silver Nanoparticles Inside its Core: A Comparative Study. P. Setua, C. Ghatak, V. G. Rao, S. K. Das, N. Sarkar. J. Phys. Chem. B, 116(2012), 3704.

  11. The Chameleon-Like Nature of Zwitterionic Micelles: The Effect of Ionic Liquid Addition on the Properties of Aqueous Sulfobetaine Micelles. V. G. Rao, C. Ghatak, S. Ghosh, S. Mandal, N. Sarkar. Chem. Phys. Chem. DOI: 10.1002/cphc.201100866

  12. Förster resonance energy transfer among a structural isomer of adenine and various Coumarins inside a nanosized reverse micelle. C. Ghatak, V. G. Rao, S. Mandal, R. Pramanik, S. Sarkar, P. K. Verma, N. Sarkar. Spectrochimica Acta Part A 89 (2012) 67

  13. Designing a New Strategy for the Formation of IL-in-Oil Microemulsions. V. G. Rao, S. Ghosh, C. Ghatak, S. Mandal, U. Brahmachari, N. Sarkar. J. Phys. Chem. B, 116 (2012) 2850.

  14. An Understanding of the Modulation of Photophysical Properties of Curcumin inside a Micelle Formed by an Ionic Liquid: A New Possibility of Tunable Drug Delivery System. C. Ghatak, V. G. Rao, S. Mandal, S. Ghosh, N. Sarkar. J. Phys. Chem. B 116 (2012) 3369

  15. Pluronic Micellar Aggregates Loaded with Gold Nanoparticles (Au NPs) and Fluorescent Dyes: A Study of Controlled Nanometal Surface Energy Transfer. S. Mandal, C. Ghatak, V. G. Rao, S. Ghosh, N. Sarkar. J. Phys. Chem. C 116 (2012) 5585

  16. Photoinduced Electron Transfer in an Imidazolium Ionic Liquid and in Its Binary Mixtures with Water, Methanol, and 2-Propanol: Appearance of Marcus-Type of Inversion. S. Sarkar, S. Mandal, C. Ghatak, V. G. Rao, S. Ghosh, N. Sarkar. J. Phys. Chem. B 116 (2012) 1335.

 

2011

  1. Solvation Dynamics and Rotational Relaxation Study Inside Niosome, A Nonionic Innocuous Poly (ethylene Glycol)-Based Surfactant Assembly: An Excitation Wavelength Dependent Experiment. C. Ghatak, V. G. Rao, S. Ghosh, S. Mandal, N. Sarkar. J. Phys. Chem. B 2011, 115, 12514-12520

  2. Photophysics and Photodynamics of 10-Hydroxy-20-acetonaphthone (HAN) in Micelles and Nonionic Surfactants Forming Vesicles: A Comparative Study of Different Microenvironments of Surfactant Assemblies. S. Mandal, V. G. Rao, C. Ghatak, R. Pramanik, S. Sarkar, N. Sarkar, J. Phys. Chem. B 2011, 115, 12108-12119

  3. Solvation and Rotational Dynamics of Coumarin-153 in Ethylammonium Nitrate Containing γ-Cyclodextrin. V. G. Rao, C. Ghatak, R. Pramanik, S. Sarkar, N. Sarkar. J. Phys. Chem. B 2011, 115, 10500-10508

  4. Solvent and rotational relaxation study in ionic liquid containing reverse micellar system: A picosecond fluorescence spectroscopy study. R. Pramanik, S. Sarkar, C. Ghatak, V. G. Rao, N. Sarkar. Chem. Phys. Lett. 2011, 512, 217-222

  5. Synthesis of Silver Nanoparticle in Imidazolium and Pyrolidium Based Ionic Liquid Reverse Micelles: A Step Forward in Nanostructure Inorganic Material in Room Temperature Ionic Liquid Field. P. Setua, R. Pramanik, S.Sarkar, C. Ghatak, V. G. Rao, S. K. Das, N. Sarkar. J. Mol. Liq. 2011, 162, 33-37

  6. Effects of 1-butyl-3-methyl Imidazolium Tetrafluoroborate Ionic Liquid on TX-100 Aqueous Micelles: Solvent and Rotational Relaxation Studies. R. Pramanik, S.Sarkar, C. Ghatak, V. G. Rao, S. Mandal, N. Sarkar. J. Phys. Chem. B 2011, 115, 6957-6963

  7. Nanocavity Effect on Photophysical Properties of Colchicine: A Proof by Circular Dichromism Study and Picosecond Time Resolved Analysis in Various Reverse Micellar Assemblies. C. Ghatak, V. G. Rao, R. Pramanik, S.Sarkar, N. Sarkar. J. Phys. Chem. B 2011, 115, 6644

  8. Photoinduced Electron Transfer in a Room Temperature Ionic Liquid 1-Butyl-3-Methylimidazolium Octyl Sulfate Micelle: A Temperature Dependent Study. S.Sarkar, S. Mandal, R. Pramanik, C. Ghatak, V. G. Rao, N. Sarkar. J. Phys. Chem. B 2011, 115, 6100

  9. Ionic Liquid-Induced Changes in Properties of Aqueous Cetyltrimethylammonium Bromide: A Comparative Study of Two Protic Ionic Liquids with Different Anions. V. G. Rao, C. Ghatak, S. Ghosh, R. Pramanik, S.Sarkar, S. Mandal, N. Sarkar. J. Phys. Chem. B 2011, 115, 3828

  10. Room Temperature Ionic Liquid in Confined Media: A Temperature Dependence Solvation Study in [bmim][BF4]/BHDC/Benzene Reverse Micelles. R. Pramanik, C. Ghatak, V. G. Rao, S. Sarkar, N. Sarkar. J. Phys. Chem. B 2011, 115, 5971

  11. Photoinduced intermolecular electron transfer in a room temperature imidazolium ionic liquid: An excitation wavelength dependence study. S. Sarkar, R. Pramanik, C. Ghatak, V. G. Rao, N. Sarkar. Chem. Phys. Lett. 2011, 506, 211

  12. Ionic Liquid Containing Microemulsions: Probe by Conductance, Dynamic Light Scattering, Diffusion-Ordered Spectroscopy NMR Measurements, and Study of Solvent Relaxation Dynamics. R. Pramanik, S. Sarkar, C. Ghatak, V. G. Rao, N. Sarkar. J. Phys. Chem. B 2011, 115 2322

  13. Characterization of 1-Ethyl-3-methylimidazolium bis(trifluoromethylsulfonyl)imide ([Emim][Tf2N])/TX-100/Cyclohexane ternary microemulsion : Investigation of Photoinduced Electron Transfer in this RTIL containing microemulsion. S. Sarkar, R. Pramanik, C. Ghatak, V.G. Rao, N. Sarkar. J. Chem. Phys. 2011, 134, 074507

  14. The effect of membrane fluidity on FRET parameters: an energy transfer study inside small unilamellar vesicle.
    C. Ghatak, V.G. Rao, R. Pramanik, S. Sarkar, N. Sarkar. Phys. Chem. Chem. Phys. 2011, 13, 3711

  15. Chemical dynamics in room-temperature ionic liquids: the role of hydrogen bonding. S. Sarkar, R. Pramanik, N. Sarkar. Edited by Han, Ke-Li; Zhao, Guang-Jiu From Hydrogen Bonding and Transfer in the Excited State 2011, 1, 331-340

 

2010

  1. Effect of water on the solvent relaxation dynamics in an ionic liquid containing microemulsion of 1-butyl-3-methyl imidazolium tetrafluoroborate/TritonX-100 / cyclohexane. R. Pramanik, S. Sarkar,  C. Ghatak, P. Setua V.G. Rao, N. Sarkar. Chem. Phys. Lett. 490 (2010) 154.

  2. Solvent and rotational relaxation of Coumarin-153 in a micellar solution of a room-temperature ionic liquid, 1-butyl-3-methylimidazolium octyl sulfate, in ethylammonium nitrate. V.G. Rao, C. Ghatak, R. Pramanik, S. Sarkar, N. Sarkar. Chem. Phys. Lett. 499 (2010) 89.

  3. Synthesis of Silver Nanoparticle Inside the Nonaqueous Ethylene Glycol Reverse Micelle and a Comparative Study to Show the Effect of the Nanoparticle on the Reverse Micellar Aggregates through Solvation Dynamics and Rotational Relaxation Measurements. P. Setua, R. Pramanik, S. Sarkar, C. Ghatak, S. K. Das, N. Sarkar.
    J. Phys. Chem. B, 114 (2010) 7557.

  4. Microemulsions with Surfactant TX100, Cyclohexane, and an Ionic Liquid Investigated by Conductance, DLS, FTIR Measurements, and Study of Solvent and Rotational Relaxation within this Microemulsion. R. Pramanik, S. Sarkar, C. Ghatak, V.G. Rao, P. Setua, N. Sarkar. J. Phys. Chem. B, 114 (2010) 7579

  5. Effect of polymer, poly (ethylene glycol)(PEG-400), on solvent and rotational   relaxation of coumarin-480 in an ionic liquid containing microemulsions. R. Pramanik, S. Sarkar, C. Ghatak, P. Setua, N. Sarkar, Phys. Chem. Chem. Phys. 2010, 12, 3878.

  6. Probing the Interaction of 1-Ethyl-3-methylimidazolium Ethyl Sulfate           ([Emim][EtSO4]) with Alcohols and Water by Solvent and Rotational Relaxation. S. Sarkar, R. Pramanik, C. Ghatak, P. Setua, N. Sarkar. J. Phys. Chem. B, 114 (2010) 2779.

 

2009

  1. To probe the structure of methanol and Aerosol OT (AOT) in AOT reverse micelles by FTIR measurements. P. Setua, D. Seth, N. Sarkar. Phys. Chem. Chem. Phys, 11 (2009) 8913.

  2. Photoinduced electron transfer (PET) from N, N-dimethylaniline to 7-amino Coumarin dyes in a room temperature ionic liquid (RTIL): Slowing down of electron   transfer rate compared to conventional solvent. S. Sarkar, R. Pramanik, D. Seth, P. Setua, N. Sarkar. Chem. Phys. Letters, 477 (2009) 102.

  3. To Probe the Interaction of Methanol and Acetonitrile with the Ionic Liquid N,N,N- Trimethyl-N-propyl Ammonium Bis(trifluoromethanesulfonyl) Imide at Different Temperatures by Solvation Dynamics Study. R. Pramanik, V.G. Rao, S. Sarkar, C. Ghatak, P. Setua, N. Sarkar. J. Phys. Chem. B, 113 (2009) 8626.

  4. Direct Observation of Solvation Dynamics in Aqueous Reverse Micellar System Containing Silver Nanoparticle in the Reverse Micellar Core. P. Setua, R. Pramanik, S. Sarkar, D. Seth, N. Sarkar. J. Phys. Chem. B, 113 (2009) 5677.

  5. Photophysical Studies of a Hemicyanine Dye (LDS-698) in Dioxane-Water Mixture and in Different Alcohols and in a Room Temperature Ionic Liquid. D. Seth, S. Sarkar, R. Pramanik, C. Ghatak, P. Setua, N. Sarkar. J. Phys. Chem. B,  113 (2009) 6826.

  6. Dynamics of Solvent and rotational relaxation of room temperature ionic liquid   (RTILS) in RTIL containing microemulsions. D.Seth, and N.Sarkar. Review book Microemulsions: Properties and Applications, Surfactant Science Series, Taylor and Francis/ CRC Press, 2009, 203-246.

 

2008

  1. Solvent and rotational relaxation of Coumarin 153 in a protic ionic liquid dimethyl ethanol ammonium formate. D. Seth, S. Sarkar, N. Sarkar, J. Phys. Chem.  B 112 (2008) 2629.

  2. Assessing solvent effects on the singlet excited state lifetime of uracilderivatives: A  femtosecond   fluorescence upconversion study in alcohols and D2O. T. Gustavsson, N. Sarkar, A. Banyasz,  D. Markovitsi, R. Improta. Chem. Phys., 350, (2008) 186

  3. Dynamics of solvent and rotational relaxation of Coumarin 153 in a room temperature ionic liquid Butyl-3-methylimidazolium octyl sulfate forming micellar structure. D. Seth, S. Sarkar, N. Sarkar Langmuir, 24 (2008) 7085

  4. Photoinduced Electron Transfer (PET) Reaction in Polymer-Surfactant aggregates : PET between N,N-dimethylaniline  and 7-Amino Coumarin Dyes. A Chakraborty, D. Seth,P. Setua, N. Sarkar. J. Chem. Phys., 128 (2008) 204510.

 

2007

  1. Interaction of ionic liquid with water with variation of water content in 1-butyl-3- methyl-imidazolium hexafluorophosphate ([bmim][PF6])/TX-100/water ternary microemulsions monitored by solvent and rotational relaxation of Coumarin 153 and Coumarin 490. D. Seth, A. Chakraborty, P. Setua, N. Sarkar. J. Chem. Phys. 126 (2007) 224512/1.

  2. Dynamics of Solvent and Rotational Relaxation of Coumarin-153 in Room Temperature Ionic Liquid 1-Butyl-3-methyl Imidazolium Tetrafluoroborate Confined in Poly(oxyethylene glycol) Ethers Containing Micelles. D. Seth, A. Chakraborty, P. Setua, N. Sarkar. J. Phys. Chem. B, 111 (2007) 4781.

  3. Synthesis, Optical Properties, and Surface Enhanced Raman Scattering of silver Nanoparticles in Nonaqueous Methanol Reverse Micelles. P. Setua,  A. Chakraborty, D. Seth, U. M. Bhatta,  P. V. Satyam, N. Sarkar. J. Phys. Chem. C, 111 (2007) 3901.     

  4. Probing the interaction of ellagic acid with human serum albumin: A fluorescence spectroscopic study. R. K. Nanda, N. Sarkar, R. Banerjee, J. Photochem. Photobiol. A., 192 (2007) 152.

  5. Solvent Effects on the Steady-state Absorption and Fluorescence Spectra of Uracil, Thymine and 5-Fluorouracil. T. Gustavsson, A. Banyasz, N.Sarkar, D.Markovitsi, R. Improta, Photochemistry and Photobiology 83 (2007) 595.  

  6. Solvent relaxation of a room-temperature ionic liquid [bmim][PF6] confined in a ternary microemulsion. D. Seth, P. Setua, A. Chakraborty, N. Sarkar, Journal of Chemical Sciences (Bangalore, India)  119 (2007) 105.

  7. Dynamics of solvent and rotational relaxation of ionic liquid confined in  Microemulsion and  Micelles. N. Sarkar, D. Seth, P. Setua,  Book of Abstracts, 2nd International Congress of  Ionic Liquids (COIL-2), Yokohama, Japan.

 

2006

  1. Singlet excited state dynamics of uracil and thymine derivatives: A femtosecond fluorescence upconversion study in acetonitrile. T. Gustavsson,  N. Sarkar, E.Lazzarotto, D. Markovitsi, R. Improta, Chem. Phys. Lett., 429 (2006) 551.

  2. Solvent Effect on the Singlet Excited-state Dynamics of 5-Fluorouracil in Acetonitrile as Compared with Water. T. Gustavsson,  N. Sarkar, E.Lazzarotto, D. Markovitsi, V. Barone, R. Improta, J. Phys. Chem. B 110 (2006) 12843.

  3. Interaction of Ionic Liquid with Water in Ternary Microemulsions (TritonX-100/Water/ 1-Butyl-3-methylimidazolium Hexafluorophosphate) Probed by Solvent and Rotational Relaxation of Coumarin 153 and Coumarin 151. D. Seth, A. Chakraborty, P. Setua, N. Sarkar, Langmuir 22 (2006) 7768.

  4. Photoinduced Electron Transfer in a Protein-Surfactant Complex: Probing the interaction of SDS with BSA. A. Chakraborty, D. Seth, P. Setua, N. Sarkar, J. Phys. Chem. B 110 (2006) 16607.

  5. Photoinduced intermolecular electron transfer from dimethylaniline to 7- amino-Coumarin dyes on surface of b –cyclodextrin. A. Chakraborty, D. Chakrabarty, D. Seth, N. Sarkar, Spectrochimica Acta, Part A, 64A (2006) 801.

  6. Photoinduced electron transfer from N,N-dimethylaniline to 7-amino Coumarins in protein-surfactant complex: Slowing down of electron transfer dynamics compared to micelles. A. Chakraborty, D. Seth, P. Setua, N. Sarkar, J. Chem. Phys.124 (2006) 074512.

  7. Dyanamics of Solvent and Rotational Relaxation of Glycerol in the Nanocavity of Reverse Micelles. A. Chakraborty, D. Seth, P. Setua, N. Sarkar, J. Phys. Chem. B 110 (2006) 5359.

  8. Photoinduced intermolecular electron-transfer from electron donating solvents to Coumarin dyes in bile salt aggregates: Role of diffusion in electron transfer reaction. A. Chakraborty, D. Chakrabarty, D. Seth, P. Hazra, N. Sarkar. Spectrochimica Acta, Part A, 63A (2006) 594.

 

2005

  1. Dynamics of Solvent and Rotational Relaxation of Coumarin 153 in Room Temperature Ionic Liquid 1-Butyl-3-methylimidazolium Hexafluorophosphate  Confined in Brij-35 Micelles: A Picosecond Time-Resolved Fluorescence Spectroscopic Study. A. Chakraborty, D. Seth, D. Chakrabarty, P. Setua, N. Sarkar. J. Phys. Chem. A 109 (2005) 11110.

  2. Binding and relaxation behavior of Coumarin-153 in lecithin-taurocholate mixed micelles: A time resolved fluorescence spectroscopic study. D. Chakrabarty, A. Chakraborty, D. Seth, P. Hazra, N. Sarkar. Chem. Phys.  Lett.,  412 (2005) 255.

  3. Intramolecular charge transfer and solvation dynamics of coumarins in reverse micelles and mixed micelles. P. Hazra, D. Chakrabarty, N. Sarkar. Photo/Electrochemistry & Photobiology in the Environment, Energy and Fuel  (2005), 305-356.

  4. Study of energy transfer from 7-amino Coumarin donors to rhodamine 6G acceptor in lecithin     vesicles and Sodium Taurocholate-lecithin mixed aggregates. D. Seth, A. Chakraborty, P. Setua, D. Chakrabarty, N. Sarkar. J. Phys. Chem. B 109 (2005) 12080.

  5. Photoinduced electron transfer from dimethyl aniline to coumarin dyes in reverse Micelles. A. Chakraborty, D. Seth, D. Chakrabarty, P. Hazra, N. Sarkar. Chem. Phys.Lett. 405 (2005) 18.

  6. Study of energy transfer from 7-amino Coumarin donors to rhodamine 6G acceptor in non-aqueous reverse micelles. D. Seth, D. Chakrabarty, A. Chakraborty, N. Sarkar. Chem. Phys. Lett. 401 (2005)546.

  7. Effect of alkyl chain length and size of the headgroups of the surfactant on solvent and rotational relaxation in micelles and mixed micelles. D. Chakrabarty, A. Chakraborty, D. Seth, P. Hazra, N. Sarkar. J. Chem. Phys. 122  (2005) 184516.

  8. Dynamics of solvation and rotational relaxation of Coumarin 153 in an ionic liquid confined in a  nanometer size microemulsions. D. Chakrabarty, D. Seth, A. Chakraborty, N. Sarkar. J. Phys. Chem. B 109 (2005) 5753.

  9. Effect of water, methanol and acetonitrile on solvation relaxation and rotational    relaxation of Coumarin153 in neat 1-hexyl-3-methyl-imidazolium hexafluorophosphate. D. Chakrabarty, A. Chakraborty, D. Seth, N. Sarkar. J. Phys. Chem. A 109 (2005) 1764.

 

2004

  1. Intramolecular charge transfer and solvation dynamics of Nile Red in the nanocavity of cyclodextrins. P. Hazra, D. Chakrabarty, A. Chakaborty, N. Sarkar. Chem. Phys. Lett. 388 (2004) 150.

  2. Dynamics of solvation and rotational relaxation in neutral Brij 35 and Brij 58   micelles. D. Chakrabarty, P. Hazra, A. Chakraborty, N. Sarkar. Chem.Phys.Lett. 392 (2004) 340.

  3. Dynamics of Photoisomerisation and rotational relaxation of 3,3-diethyloxadicarbocyanine iodide in room temperature ionic liquid and binary mixture of ionic liquid and water. D. Chakrabarty, A. Chakraborty, P. Hazra, D. Seth, N. Sarkar. Chem. Phys. Lett.  397 (2004) 216.

  4. Dynamics of solvation and rotational relaxation of Coumarin 153 in 1-butyl 3- methylimidazolium hexafluorophosphate [bmim][PF6]-water mixtures. D. Chakrabarty, A. Chakraborty, D. Seth, P. Hazra, N. Sarkar. Chem. Phys. Lett. 397 (2004) 469.

  5. Effect of hydrogen bonding on intramolecular charge transfer in aqueous and non- aqueous reverse micelles. P. Hazra, D. Chakrabarty, A. Chakaborty, N. Sarkar. J. Photochem. Photobiol. A  167  (2004) 23.

  6. Probing protein-surfactant interaction by steady state and time- resolved fluorescence  spectroscopy. P. Hazra, D. Chakrabarty, A. Chakaborty, N. Sarkar. Biochem. Biophys. Res. Comm.314 (2004) 543.

  7. Corrigendum to Photoinduced intermolecular electron transfer between Coumarin dyes and electron donating   solvents in cetyltrimethylammonium bromide (CTAB) micelles: evidence   for Marcus inverted region. A. Chakraborty, D. Chakrabarty, P. Hazra, D. Seth, N. Sarkar. Chem. Phys. Lett. 387 (2004) 517.

 

2003

  1. Solvation Dynamics of Coumarin 480 in TritonX-100 (TX-100) and Bile Salt MixedMicelles. D. Chakrabarty, P. Hazra, N. Sarkar. J. Phys. Chem. A 107 (2003) 5887.

  2. Solvation dynamics of Coumarin 480 in Bile salt-Cetyltrimethyl ammonium bromide (CTAB) and   Bile salt-Tween 80 mixed micelles. D. Chakrabarty, P. Hazra, A. Chakraborty, N. Sarkar. J. Phys. Chem. B 107 (2003) 13643.

  3. Solvation dynamics of Coumarin 153 in aqueous and non-aqueous reverse micelles. P. Hazra, D. Chakrabarty, N. Sarkar. Chem. Phys. Lett. 371 (2003) 553.

  4. Solvation dynamics of coumarin 480 in Neutral (TX-100), anionic (SDS), and cationic (CTAB) water–in-oil microemulsions. P. Hazra, D. Chakrabarty, A. Chakaborty, N. Sarkar. Chem. Phys. Lett. 382 (2003) 71.

  5. Dynamics of solvent relaxation in room temperature ionic liquids. D. Chakrabarty, P. Hazra, A. Chakraborty, D. Seth, N. Sarkar. Chem. Phys.  Lett. 381 (2003) 697.  

  6. Photoinduced intermolecular electron transfer between Coumarin dyes and electrondonating   solvents in cetyltrimethylammonium bromide (CTAB) micelles: evidence for Marcus inverted region. D. Chakrabarty, P. Hazra, D. Seth, N. Sarkar. Chem. Phys. Lett. 382 (2003) 508.

 

2002 and Before

  1. Solvation dynamics of Coumarin 152A in methanol and acetonitrile reverse micelles. P. Hazra, D. Chakrabarty, N. Sarkar. Chem. Phys. Lett. 358 (2002) 523

  2. Intramolecular Charge Transfer and Solvation Dynamics of Coumarin 152 in Aerosol-OT, Water-Solubilizing Reverse Micelles, and Polar Organic Solvent Solubilizing Reverse Micelles. P. Hazra, D. Chakrabarty, N. Sarkar. Langmuir 18 (2002) 7872.

  3. Solvation dynamics of Coumarin 490 in methanol and acetonitrile reverse micelles. P. Hazra, N. Sarkar. Phys. Chem. Chem. Phys. 4 (2002) 1040.

  4. Effect of large magnetic fields on the fluorescence from the a state of gaseous Thiophosgene. N. Sarkar, S. Ikeda and H. Hayashi, Mol. Phys. 100 (2002) 1271.

  5. Intramolecular charge transfer processes and solvation dynamics of coumarin-490 in reverse micelles. P. Hazra, N. Sarkar,Chem. Phys. Lett. 342 (2001) 303.

  6. Effects of large magnetic fields on radiationless transitions of gaseous excited molecules. S. Ikeda, N. Sarkar, W. Sisk and H. Hayashi, RIKEN Review, No.24 (1999) 42.

  7. Influence of large magnetic fields on fluorescence of gaseous CS2 excited through several V bands. W. N. Sisk, N. Sarkar, S. Ikeda and H. Hayashi, J. Phys. Chem. A 103 (1999) 7179.

  8. Vibronic relaxation of polyatomic molecules in non-polar solvent : Femtosecond anisotropy/ intensity measurements of the Sn and S1 fluorescence of tetracene.  N. Sarkar, S. Takeuchi and T. Tahara, J.  Phys.  Chem. A, 103 (1999) 4808.

  9. Dual emission  of 2-(2/-hydroxy phenyl)  benzimidazole (HPBI) in reverse micelle. N. Sarkar, A. Dutta, S. Das, K. Das and K. Bhattacharyya, J. Photochem. Photobiol. A, 100 (1997) 259. 

  10. Effect of large magnetic fields on the fluorescence from the A (1A2) state of gaseous thiophosgene. N. Sarkar, S. Ikeda and H. Hayashi, International Workshop on Chemical Dynamics, Hakone, Japan, October 27, 1997.

  11. Salt Effect on p-nitrophenol at the water surface : A surface second harmonic generation study. K. Das, N. Sarkar, S. Das, A. Dutta, D. Nath and K. Bhattacharyya, J. Chem.  Soc. Faraday Trans. , 92 (1996) 4993.

  12. Solvation dynamics of Coumarin-480 in micelles. N. Sarkar, A. Dutta, S. Das and K. Bhattacharyya, J. Phys. Chem., 100 (1996) 15483.

  13. Effect of salt and solvent on the ionic solvation of p-toluidino naphthalene sulphonate. N. Sarkar, K. Das, S. Das, A. Dutta, R. Dutta and K. Bhattacharyya, J. Chem. Soc. Faraday Trans., 92 (1996) 3097.

  14. Solvation dynamics of Coumarin-480 in reverse micelles : Slow relaxation of water molecules. N. Sarkar, K. Das, A. Dutta, S. Das and K. Bhattacharyya, J. Phys. Chem., 100 (1996) 10523.

  15. Solvation dynamics in solid host : Coumarin-480 in zeolite 13X. K. Das, N. Sarkar, S. Das, A. Dutta and K. Bhattacharyya, Chem. Phys. Lett., 249 (1996) 323.

  16. Fluorescence Monitoring of the hydrophobic surface of dextrin using p-Toluidinonaphthalenesulfonate. K. Das, N. Sarkar, S. Das, and K. Bhattacharyya and D. Balasubramanian, Langmuir., 11 (1995) 2410.

  17. Excited State Intramolecular Proton Transfer (ESIPT) of 2-(2/-hydroxyphenyl) benzimidazole (HPBI) in micelles. N. Sarkar, K. Das, S. Das, A. Dutta, D. Nath and K. Bhattacharyya, J. Phys. Chem., 99 (1995) 17711.

  18. Effect of urea and Surfactant on p-nitrophenol at the water surface: A surface second harmonic generation study. N. Sarkar, K. Das, S. Das, D. Nath and K. Bhattacharyya, J. Chem. Soc. Faraday Trans.,91 (1995) 1769.

  19. Excited State Intramolecular Proton Transfer in 2-(2/-hydroxy phenyl) benzimidazole and -benzoxazole : Effect of rotamerism and hydrogen bonding. K. Das, N. Sarkar, A. K. Ghosh, D. Majumdar, D. Nath and K. Bhattacharyya, J. Phys. Chem., 98 (1994) 9126.

  20. Salt Effect on the Hydrophobic binding of p-toluidino naphthalene sulphonate with cyclodextrins. N. Sarkar, K. Das, D. Nath and K. Bhattacharyya, Chem. Phys. Lett., 218 (1994) 492.

  21. Twisted Charge Transfer Processes of Nile Red in homogeneous solution and in Faujasite zeolite.
    N. Sarkar, K. Das, D. Nath and K. Bhattacharyya, Langmuir, 10 (1994) 326.

  22. Interaction of urea with fluorophores bound to protein surfaces. K. Das, N. Sarkar and K. Bhattacharyya, J. Chem. Soc. Faraday Trans., 89 (1993) 1959.

  23. Excited-state intramolecular proton transfer and rotamerism of 2-(2/-hydroxy phenyl) benzimidazole. K. Das, N. Sarkar, D. Majumdar and K. Bhattacharyya, Chem. Phys. Lett., 198  (1992) 443.

    Correction: Chem. Phys. Lett. 1993, 204(3,4), 393 .

  24. Non-radiative pathway of anilino-naphthalene sulphonates : twisted intramolecular charge transfer versus intersystem Crossing. K. Das, N. Sarkar, D. Nath and K. Bhattacharyya, Spectrochimica Acta, 48A(1992) 1701.

  25. Interaction of urea with fluorophores bound to cylcodextrins. Fluorescence of p-toluidino naphthalene sulphonate. N. Sarkar, K. Das, D. Nath and K. Bhattacharyya, Chem.Phys. Lett., 196 (1992) 491.

  26. Effect of urea on micelles : Fluorescence of p-toluidino naphthalene sulphonate. N. Sarkar and K. Bhattacharyya, Chem. Phys. Lett.. 180 (1991) 283.

 

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