iitkiitkUltrafast Spectroscopy Laboratory
Department of Chemistry
Indian Institute of Technology Kanpur



2021

112. A Novel Quinoline Derivative for Selective and Sensitive Visual Detection of PPB Level Cu2+ in Aqueous Solution.
Nilimesh Das, Tanmoy Khan, Aritra Das, Vipin Kumar Jain, Joydev Acharya, Md. Serajul Haque Faizi, Joseph Daniel, Pratik Sen*
Curr. Anal. Chem., Just accepted. https://doi.org/10.2174/1573411016999201123162027
 email

111. Rational Design, Preparation and Characterization of a Ternary Non-ionic Room-temperature Deep Eutectic Solvent Derived from Urea, Acetamide, and Sorbitol.
Navin Subba, Pushpakant Sahu, Nilimesh Das and Pratik Sen*
J. Chem. Sci., Just accepted.
 email

110.Dynamics of Anthracene Excimer Formation within a Water-Soluble Nanocavity at Room Temperature.
Aritra Das, Ashwini Danao, Shubhojit Banerjee, A. Mohan Raj, Gaurav Sharma, Rajeev Prabhakar, Varadharajan Srinivasan,* V. Ramamurthy,* and Pratik Sen*
J. Am. Chem. Soc. 2021, 143, 2025−2036.
 email

109.Potassium-Induced Passivation of Deep Traps in Bismuth-Doped Hybrid Lead Bromide Perovskite Nanocrystals: Massive Amplification of Photoluminescence Quantum Yield.
Shovon Chatterjee, Mainak Ghosal, Khushubo Tiwari, and Pratik Sen*
J. Phys. Chem. Lett. 2021, 12, 1, 546–551.
 email


2020

108. Fluorescence correlation spectroscopy as a tool to investigate the directionality of proteolysis.
Bhaswati Sengupta, Nilimesh Das, Virender Singh, Ashwani K. Thakur, Pratik Sen ⁎
International Journal of Biological Macromolecules 164 (2020) 2524–2534
 email

107. Yellowish‑orange phosphorescent iridium(III) complexes of bis‑cyclometalated ligand with pyrazolone derivatives: synthesis, characterization, photophysical and thermal properties
Meha J. Prajapati · Jaydip D. Solanki · Hiren K. Machhi · Saurabh S. Soni · Pratik Sen · Kiran R. Surati.
Journal of Materials Science: Materials in Electronics (2020) 31:13778–13786.
 email

106. A review of the LIBS analysis for the plasma-facing components diagnostics
Gulab Singh Maurya, Alicia Marín-Roldán, Pavel Veis, Ashok Kumar Pathak , Pratik Sen
Journal of Nuclear Materials 541 (2020) 152417
 email

105. Highly Selective and Sensitive (PPB Level) Quinolin‐Based Colorimetric Chemosensor for Cu(II)
Dr. Vaisakh Mohan Nilimesh Das Vipin K. Jain Tanmoy Khan Dr. Sarvesh K. Pandey Dr. Md. Serajul H. Faizi Dr. Joseph Daniel Prof. Pratik Sen.
ChemistrySelect 2020, 5, 9435 –94
 email

104. Partial Viscosity Decoupling of Solute Solvation, Rotation, and Translation Dynamics in Lauric Acid/Menthol Deep Eutectic Solvent: Modulation of Dynamic Heterogeneity with Length Scale
Navin Subba, Nilimesh Das, and Pratik Sen*
J. Phys. Chem. B 2020, 124, 6875−6884.
 email

103.Shape Dependent Macromolecular Crowding on the Thermodynamics and Microsecond Conformational Dynamics of Protein Unfolding Revealed at the Single Molecular Level.
Nilimesh Das and Pratik Sen*
J. phys. Chem. b, 2020, 124, 5858-5871.
 email

102.Marcus Relationship Maintained During Ultrafast Electron Transfer Across a Supramolecular Capsular Wall.
Aritra Das, Ashwini Danao, Shubhojit Banerjee, A. Mohan Raj, Gaurav Sharma, Rajeev Prabhakar, Aritra Das, Nareshbabu Kamatham, A. Mohan Raj, Pratik Sen,* and V. Ramamurthy*
J. Phys. Chem. A 2020, 124, 5297−5305.
 email

101.Chickpea peel waste as sustainable precursor for synthesis of fluorescent carbon nanotubes for bioimaging application.
Vikram Singh, Shovon Chatterjee, Mahendra Palecha, Pratik Sen, Bushra Ateeq & Vivek Verma.
Carbon Letters (2020).
 email

100. Donor-acceptor architectures of tetraphenylethene linked aza-BODIPYs: Synthesis, crystal structure, energy transfer and computational studies.
Naresh Balsukuri, Neha Manav , Mohsin Y. Lone, Shigeki Mori, Aritra Das, Pratik Sen, Iti Gupta*.
Dyes and Pigments 176 (2020) 108249
 email

99. Subpicosecond Solvation Response and Partial Viscosity Decoupling of Solute Diffusion in Ionic Acetamide Deep Eutectic Solvents:Fluorescence Up-Conversion and Fluorescence Correlation Spectroscopic Measurements
Navin Subba, Ejaj Tarif, Pratik Sen,* and Ranjit Biswas*
J. Phys. Chem. B 2020, 124, 1995−2005.
 email

98.Reversible Ultra-Slow Crystal Growth of Mixed Lead Bismuth Perovskite Nanocrystals: The Presence of Dynamic Capping.
Shovon Chatterjee, Pritam Dey, Nilimesh Das, Khusboo Tiwary, Tanmoy Maiti and Pratik Sen*
Chem. Eur. J., 2020, 26, 1506 – 1510.
 email

97.Polyethylene glycols affect electron transfer rate in phenosafranin-DNA complex
Partha Pyne, Nirnay Samanta, Animesh Patra, Aritra Das, Pratik Sen*, Rajib Kumar Mitra*
Spectrochim. Acta Part A: Mol. Biomol. Spec. 2020, 225, 117464(1-7).
 email


2019

96. Chiral Induction on the Ultrafast Event of Excited State Proton Transfer Can Probe Its Mechanism
Pratyush Ghosh, Aritra Das and Pratik Sen*
Chem. Select 2019, 4, 12197-12201
 email

95. Temperature Dependent Ultrafast Solvation Response and Solute Diffusion in Acetamide–Urea Deep Eutectic Solvent
Navin Subba, Kamil Polok, Piotr Piatkowski, Bożena Ratajska-Gadomska, Ranjit Biswas, Wojciech Gadomski and Pratik Sen*
J. Phys. Chem. B 2019, 123, 9212-9221.
 email

94. Thiazolothiazole‐Based Fluorescence Probe towards Detection of Copper and Iron Ions through Formation of Radical Cations
Govindasamy Sathiyan, Shovon Chatterjee, Pratik Sen, Ashish Garg, Raju Kumar Gupta, Anand Singh
Chem. Select 2019, 4, 11718-11725.
 email

93. Ultrafast Solvation Dynamics Reveal the Octa Acid Capsule’s Interior Dryness Depends on the Guest
Aritra Das, Gaurav Sharma, Nareshbabu Kamatham, Rajeev Prabhakar, Pratik Sen*, Vaidhyanathan Ramamurthy*
J. Phys. Chem. A 2019, 123, 5928-5936
 email

92.Size-dependent macromolecular crowding effect on the thermodynamics of protein unfolding revealed at the single molecular level
Nilimesh Das and Pratik Sen*
Int. J. Biol. Macromol. 2019, 141, 843-854.
 email

91.beta-Carboline-based Turn-On Fluorescence Chemosensor for Quantitative Detection of Fluoride at PPB Level
Aritra Das, Shashikant U Dighe, Nilimesh Das, Sanjay Batra, Pratik Sen*
Spectrochim. Acta Part A: Mol. Biomol. Spec. 2019, 220, 117099(1-7).
 email

90.Crystal structure and Hirshfeld surface analysis of (E)-2-[1-hydroxy-2-(pyridin-2-yl) ethyl]-4-[2-(4-methoxyphenyl) diazen-1-yl] phenol
MSH Faizi, Pratik Sen, GK Saxena, IA Golenya
Acta. Cryst. 2019, 75, 600-603 .  email

89.A Spectroscopic Insight on Ethanol Induced Aggregation of Papain
Vaisakh Mohan, Nilimesh Das, Aritra Das, Vipin Mishra and Pratik Sen*
J. Phys. Chem. B,2019, 123, 2280-2290 .  email

88. A novel star shaped triazine-triphenylamine based fluorescent chemosensor for the selective detection of picric acid
Govindasamy Sathiyan,*, Bhuvaneshwari Balasubramaniam, Sudhir Ranjan, Shovon Chatterjee, Pratik Sen, Ashish Garg,*, Raju Kumar Gupta,*, and Anand Singh,*
Materials Today Chemistry,2019, 12, 178-186 .  email

87. Domain-Specific Stabilization of Structural and Dynamic Responses of Human Serum Albumin by Sucrose
Vaisakh Mohan, Bhaswati Sengupta, Nilimesh Das, Indrani Banerjee, and Pratik Sen*
Prot. Pept. Lett, Volume 26 , Issue 4 , 2019 .  email


2018

86. Sucrose-induced stabilization of domain-ii and overall human serum albumin against chemical and thermal denaturationg
Sukanta Shil,Nilimesh Das*, Bhaswati Sengupta and Pratik Sen*
ACS Omega. 2018, 12, 16633-16642 .  email

85. Region-Specific Double Denaturation of Human Serum Albumine: Combined Effects of Temperature and GnHCl on Structural and Dynamical Responses
Vaisakh Mohan, Bhaswati Sengupta, Arusha Acharyya, Rajeev Yadav, Nilimesh Das and Pratik Sen*
ACS Omega 2018, 3, 10406-10417 .  email

84. Structural, Functional, and Dynamical Responses of a Protein in a Restricted Environment Imposed by Macromolecular Crowding
Nilimesh Das and Pratik Sen*
Biochemistry.2018, 57, 6078-6089 .  email

83. Solvation Dynamics in SDS Micelle Revisited with Femtosecond Time Resolution to Reveal the Probe and Concentration Dependence
Puspal Mukherjee, Aritra Das and Pratik Sen*
Chem. Phys. 2018, 513, 141–148 .  email

82. Calmidazolium chloride and its complex with serum albumin prevent Huntingtin exon1 aggregation
Virender Singh, Rama Nagesh Venkata Krishna Deepak, Bhaswati Sengupta, Abhayraj S Joshi, Hao Fan, Pratik Sen, Ashwani Kumar Thakur*
Mol. Pharmaceutics 2018, 15, 3356–3368.  email

81. Elucidation of active site dynamics of papain and the effect of encapsulation within cationic and anionic reverse micelles
Vaisakh Mohan, Pratik Sen*
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, DOI: https://doi.org/10.1016/j.saa.2018.04.033.  email

80. Spectral Studies of Lead‐Free Organic‐Inorganic Hybrid Solid‐State Perovskites CH3NH3Bi2/3I3 and CH3NH3Pb1/2Bi1/3I3: Potential Photo Absorbers
Pritam Dey, Vijaykant Khorwal, Pratik Sen*, Krishanu Biswas* and Tanmoy Maiti*
ChemistrySelect 2018, 3, 794 – 800.  email

79. Solvent Relaxation Accompanied Ultrafast Excited State Proton Transfer Dynamics Revealed in a Salicylideneaniline Derivative
Puspal Mukherjee, Aritra Das, Md. Serajul Haque Faizi and Pratik Sen*
ChemistrySelect 2018, 3, 3787 – 3796 .  email

78. Direct Observation of Intermediate State(s) in the Mechanistic Investigation of Domain Specific Protein-Surfactant Interaction
Rajeev Yadav, Bhaswati Sengupta, Shyamashis Das and Pratik Sen*
Prot. Pept. Lett.; DOI: 10.2174/0929866525666180212111823.  email

77. Detail Modes of Binding Assessed by Bulk and Single Molecular Level Fluorescence, MD Simulation and its Temperature Dependence: Coumarin 152 with Human Serum Albumin Revisited
Rajeev Yadav, Bhaswati Sengupta and Pratik Sen*
Selected Topics in Photonics, Springer, Singapore, 2018, 1-12.  email

76. Monomerization and aggregation of β-lactoglobulin under adverse condition: A fluorescence correlation spectroscopic investigation
Bhaswati Sengupta, Nilimesh Das and Pratik Sen*
BBA-Proteins and Proteomics. 2018, 1866, 316-326.  email

75. Dynamical Response in Methanol-Chloroform Binary Solvent Mixture over fs-μS Time Regime
Shradhey Gupta, Puspal Mukherjee, Bhaswati Sengupta and Pratik Sen*
Phys. Chem. Liq. 2018, 56, 496-507.  email


2017

74. Ultrafast Electron Transfer from Upper Excited State of Encapsulated Azulenes to Acceptors accross an Organic Molecular Wall
Mohan Raj, Anthony Raj, Mintu Porel, Puspal Mukherjee, Xiuyuan Ma, Rajib Choudhury, Elena Galoppini*, Pratik Sen* and Vaidhyanathan Ramamurthy*
J. Phys. Chem. C. 2017, 121, 20205.  email

73. Ulrafast Excited State Deactivation Channel of Thioflavin T Adsorbed on SDS Micelle: A Combined Femtosecond Fluorescence and Transient Absorption Study
Puspal Mukherjee, Aritra Das and Pratik Sen*
J. Photochem. Photobiol. A: Chemistry. 2017, 348, 287.  email

72. Single Molecular Level Probing of Structure and Dynamics of Papain under Denaturation
Bhaswati Sengupta, Apala Choudhuri, Nilimesh Das and Pratik Sen*
Prot. Pept. Lett. 2017, 24, DOI:10.2174/0929866524666170811145838.  email

71. Multi-mode Hydrogen Storage in Nanocontainers
Suboohi Shervani, Puspal Mukherjee, Anshul Gupta, Gargi Mishra, Kavya Illath, T. G. Ajithkumar, Sri Sivakumar, Pratik Sen, Kantesh Balani, and Anand Subhramaniam
Int. J. Hydrogen Energy. 2017, 42, 24256.  email

70. Ultrafast Excited State Intermolecular Proton Transfer Dynamics of 2-(4'-Pyridyl)benzimidazole inside the Nanocavity of Reverse Micelles
Vijaykant Khorwal and Pratik Sen*
J. Photochem. Photobiol. A: Chemistry. 2017, 347, 86.  email


69.Decoupling the diffusion from bimolecular photoinduced Electron Transfer Reaction: A Combined Ultrafast Spectroscopic and Kinetic Analysis
Puspal Mukherjee and Pratik Sen*
Phys. Chem. Chem. Phys. 2017, 19, 11220.  email

68. Bimolecular Photoinduced Electron Transfer in Static Quenching Regime: Illustration of Marcus Inversion in Micelle
Puspal Mukherjee, Aritra Das, Arunava Sengupta and Pratik Sen*
J. Phys. Chem. B. 2017, 121, 1610.  email

67. Mixed Solvent Chemistry through Synergistic Solvation: Structure, Property and Function of t-Butanol-Dichloromethane Binary Solvent Mixture
Shradhey Gupta, Keshaba Nanda Parida, Puspal Mukherjee and Pratik Sen*
J. Sol. Chem. 2017, 46, 461.  email

66. Elucidation of μs Dynamics of Domain-III of Human Serum Albumin during the Chemical and Thermal Unfolding: A Fluorescence Correlation Spectroscopic Investigation
Bhaswati Sengupta, Nilimesh Das and Pratik Sen*
Biophys. Chem. 2017, 221, 17.  email


2016

65. Elucidation of the Local Dynamics of Domain-III of Human Serum Albumin over the ps-μs Time Regime Using a New Fluorescent Label
Bhaswati Sengupta, Arusha Acharyya and Pratik Sen*
Phys. Chem. Chem. Phys. 2016, 18, 28548.  email

64. Elucidation of Intriguing Methanol-Dichloromethane Binary Solvent Mixture: Synergistic Effect, Analytical Modeling, NMR and Photo-Induced Electron Transfer Studies
Shradhey Gupta, Arghya Chakraborty and Pratik Sen*
J. Mol. Liq. 2016, 223, 227.  email

63. Dual Relaxation Channel in Thioflavin-T: An Ultrafast Spectroscopic Study
Puspal Mukherjee, Shahnawaz Rafiq and Pratik Sen*
J. Photochem. Photobiol. A: Chemistry, 2016, 328, 136.  email

62. Startling temperature effect on proteins when confined: Single molecular level beheavour of human serum albumin in a reverse micelle
Bhaswati Sengupta, Rajeev Yadav and Pratik Sen*
Phys. Chem. Chem. Phys. 2016, 18, 14350.  email

61. Graphene-Metal Nanoparticle Hybrids: Electronic Interaction Between Graphene and Nanoparticles
MM Devi, SR Sahu, Puspal Mukherjee, Pratik Sen and Krishanu Biswas*
Transactions of the Indian Institute of Metals. 2016, 69, 839.  email

60. Effect of Sucrose on Chemically and Thermally Induced Unfolding of Domain-I of Human Serum Albumin: Solvation Dynamics and Fluorescence Anisotropy Study
Rajeev Yadav, Bhaswati Sengupta and Pratik Sen*
Biophys.Chem, 2016, 211, 59.  email

59. Ramping of pH Across the Water-Pool of a Reverse Micelle
Puspal Mukherjee, Shradhey Gupta, Shahnawaz Rafiq, Rajeev Yadav, Vipin Kumar Jain, Jayraj Raval and Pratik Sen*
Langmuir, 2016, 32, 1693.  email

58. Highly Selective Visual Detection of Fe3+ at ppm Level
Md. Serajul Haque Faizi1, Shradhey Gupta1, K. Vaisakh Mohan, Vipin Kumar Jain, and Pratik Sen*
Sensors and Actuators B: Chem. 2016, 222, 15.  email


2015

57. Femtosecond Dynamics of Photoinduced cis-trans Isomerisation of Ethyl-3-(1H-indole-3-yl)acrylate
Bhaswati Sengupta, Puspal Mukherjee, Saikat Das, Shahnawaz Rafiq, Shradhey Gupta, Dattatraya H. Dethe, and Pratik Sen*
Chem. Phys. Lett. 2015, 638, 31.  email

56. Real Time Quantification of Ultrafast Photo-induced Bi-molecular Electron Transfer Rate: Direct Probing of the Transient Intermediate
Puspal Mukherjee, Somnath Biswas, and Pratik Sen*
J. Phys. Chem. B, 2015, 119, 11253.  email

55. Graphene: A Self-Reducing Template for Synthesis of Graphene-Nanoparticles Hybrids
M. Manolata Devi, Sumit Ranjan Sahu, Puspal Mukherjee, Pratik Sen, and Krishanu Biswas
RSC Adv. 2015, 5, 62284.  email

54. Synthesis of B-carboline-based N-heterocyclic carbenes and their antiproliferative and antimetastatic activities against human breast cancer cells
Shashikant U. Dighe, Sajid Khan, Isha Soni, Preeti Jain, Samriddhi Shukla, Rajeev Yadav, Pratik Sen*, Syed M. Meeran*, and Sanjay Batra*
Med. Chem., 2015, 58, 3485.  email

53. Dynamics of Solvent Response in Methanol-Chloroform Binary Solvent Mixture: A Case of Synergistic Solvation
Shradhey Gupta, Shahnawaz Rafiq, and Pratik Sen*
J. Phys. Chem. B, 2015, 119, 3135.  email


2014

52. Conformational Fluctuation Dynamics of Domain I of Human Serum Albumin in the Course of Chemically and Thermally Induced Unfolding Using Fluorescence Correlation Spectroscopy
Rajeev Yadav, Bhaswati Sengupta, and Pratik Sen*
J. Phys. Chem. B 2014, 118, 5428.  email

51. [Bis(quinolin-2-ylcarbonyl)amido-κ3N,N,N]bromido(N,Ndimethylformamide- κO)copper(II)
Md. Serajul Haque Faizi and Pratik Sen*
Acta Cryst. 2014, E70, m206.  email

50. Dichlorido(4-{[(quinolin-2-yl)methylidene]amino}phenol-κ2N,N)mercury(II)
Md. Serajul Haque Faizi and Pratik Sen*
Acta Cryst. 2014, E70, m173.  email

49. Multi-Pyrene Assemblies Supported on Stannoxane Frameworks: Synthesis, Structure and Photophysical Studies
Subrata Kundu, Ramesh K. Metre, Rajeev Yadav, Pratik Sen and Vadapalli Chandrasekhar*
Chem. Asian J. 2014, 9, 1403.  email

48. Energy Transfer in Aminonaphthalimide-Boron-Dipyrromethene (BODIPY) Dyads upon One- and Two-Photon Excitation: Applications for Cellular Imaging
Daniel Collado, Patricia Remon, Yolanda Vida, Francisco Najera, Pratik Sen, Uwe Pischel, and Ezequiel Perez-Inestrosa
Chem. Asian J. 2014, 9, 797.  email


2013

47. Optical Property Characterization of Novel Graphene-X (X=Ag, Au and Cu) Nanoparticle Hybrids
Sumit Ranjan Sahu, Mayanglambam Manolata Devi, Puspal Mukherjee, Pratik Sen and Krishanu Biswas
J. Nanomaterials 2013, 2013, 232409. email

46. Mechanistic investigation of domain specific unfolding of human serum albumin and the effect of sucrose
Rajeev Yadav and Pratik Sen*
Protein Sci. 2013, 22, 1571. email

45. Spectroscopic evidence of the presence of an activation barrier in the otherwise barrierless excited state potential energy surface of auramine-O: A femtosecond fluorescence up-conversion study
Shahnawaz Rafiq and Pratik Sen*
J. Chem. Phys. 2013, 139, 124302. email

44. Dielectric Controlled Excited State Relaxation Pathways of a Representative Push-Pull Stilbene: A Mechanistic Study using Femtosecond Fluorescence Up-conversion Technique
Shahnawaz Rafiq and Pratik Sen*
J. Chem. Phys. 2013, 138, 084308. email


2012

43. Quantitative estimate of the water surface pH using heterodyne-detected electronic sum frequency generation
Shoichi Yamaguchi, Achintya Kundu, Pratik Sen and Tahei Tahara
J. Chem. Phys. 2012, 137, 151101. email

42. Novel Chemosensor for the Visual Detection of Copper(II) in Aqueous Solution at the ppm Level
Vadapalli Chandrasekhar*, Sourav Das, Rajeev Yadav, Sakiat Hossain, Rashmi Parihar, Ganesh Subramaniam, and Pratik Sen*
Inorg. Chem. 2012, 51, 8664. email

41. Static and Dynamic Aspects of Supramolecular Interaction of Coumarin 153 and Fluorescein with Bovine Serum Albumin
Rajeev Yadav, Shyamashis Das, Pratik Sen*
Aust. J. Chem. 2012, 65, 1305. email

40. Origin of Strong Synergism in Weakly Perturbed Binary Solvent System: A Case Study of Primary Alcohols and Chlorinated Methanes
Shradhey Gupta, Shahnawaz Rafiq, Mainak Kundu and Pratik Sen*
J. Phys. Chem. B 2012, 116, 1345. email


2011

39. Excited State Relaxation Dynamics of Model Green Fluorescent Protein Chromophore Analogs: Evidence for Cis–Trans Isomerism
Shahnawaz Rafiq, Basanta K. Rajbongshi, Nisanth N. Nair, Pratik Sen* and Gurunath Ramanathan*
J. Phys. Chem. A 2011, 115, 13733. email

38. A Trinuclear Bright Red Luminophore Containing Cyclometallated Ir(III) Motifs
Vadapalli Chandrasekhar,* S. M. Wahidur Rahaman, Tanima Hajra, Dipak Das, Tapas Ghatak, Shahnawaz Rafiq, Pratik Sen* and Jitendra K. Bera*
Chem. Comm. 2011, 47, 10836. email

37. Femtosecond Excited State Dynamics of 4-Nitrophenyl Pyrrolidinemethanol: Evidence of Twisted Intramolecular Charge Transfer and Intersystem Crossing involving Nitro Group
Shahnawaz Rafiq, Rajeev Yadav and Pratik Sen*
J. Phys. Chem. A 2011, 115, 8335. email

36. Two-photon absorption technique for selective detection of Cu2+ in aqueous solutions using a dansyl-pyrene conjugate
Vadapalli Chandrasekhar,* Mrituanjay D. Pandey, Sandeep Kumar Maurya, and Pratik Sen* and Debabrata Goswami*
Chem. Asian J. 2011, 6, 2246. email


2010

35. 2nd order nonlinear spectroscopic study of orientation of molecules at the interface
Pratik Sen*
Israps Bull. 2010, 22, 67.

34. Microviscosity inside a Nanocavity: A Femtosecond Fluorescence Up-Conversion Study of Malachite Green
Shehnawaz Rafiq, Rajeev Yadav and Pratik Sen*
J. Phys. Chem. B 2010, 114, 13988. email

33. Twisted intramolecular charge transfer in a model green fluorescent protein luminophore analog
Basanta K. Rajbongshi, Pratik Sen and Gurunath Ramanathan*
Chem. Phys. Lett. 2010, 494, 295. email

32. Physisorption Gives Narrower Orientational Distribution than Chemisorption on a Glass Surface: A Polarization-Sensitive Linear and Nonlinear Optical Study
Shoichi Yamaguchi, Haruko Hosoi, M. Yamashita, Pratik Sen and Tahei Tahara
J. Phys. Chem. Lett. 2010, 1, 2662. email

31. Ultrafast Dynamics of Malachite Green at the Air/Water Interface Studied by Femtosecond Time-resolved Electronic Sum Frequency Generation (TR-ESFG): An Indicator for Local Viscosity
Pratik Sen, Shoichi Yamguchi and Tahei Tahara
Faraday Discuss. 2010, 145, 411. email


2008

30. New Insight into the Surface Denaturation of Proteins: Electronic Sum Frequency Generation Study of Cytochrome C at Water Interfaces
Pratik Sen, Shoichi Yamguchi and Tahei Tahara
J. Phys. Chem. B 2008, 112, 13473. email


2007

29. Excited State Proton Transfer from Pyranine to Acetate in Methanol
Sudip Kumar Mondal, Subhadip Ghosh, Kalyanasis Sahu, Pratik Sen and Kankan Bhattacharyya
J. Chem. Sci. 2007, 119, 1. email


2006

28. Excited-State Proton Transfer from Pyranine to Acetate in -Cyclodextrin and Hydroxypropyl -Cyclodextrin
Sudip Kumar Mondal, Kalyanasis Sahu, Subhadip Ghosh, Pratik Sen and Kankan Bhattacharyya
J. Phys. Chem. A 2006, 110, 13646. email

27. A Femtosecond Study of Photoinduced Electron Transfer from Dimethylaniline to Coumarin Dyes in a Cetyltrimethylammonium Bromide Micelle
Subhadip Ghosh, Kalyanasis Sahu, Sudip Kumar Mondal, Pratik Sen and Kankan Bhattacharyya.
J. Chem. Phys. 2006, 125, 054509. email

26. Ultrafast Fluorescence Resonance Energy Transfer (FRET) in a Micelle
Kalyanasis Sahu, Subhadip Ghosh, Sudip Kumar Mondal, Bankim Chandra Ghosh, Pratik Sen, Durba Roy and Kankan Bhattacharyya.
J. Chem. Phys. 2006, 125, 044714. email

25. A Femtosecond Study of Excitation Wavelength Dependence of Solvation Dynamics in a Vesicle
Pratik Sen, Subhadip Ghosh, Sudip Kumar Mondal, Kalyanasis Sahu, Durba Roy, Kankan Bhattacharyya and Keisuke Tominaga.
Chem. Asian J. 2006, 1-2, 188. email

24. A Femtosecond Study of Excitation Wavelength Dependence of Solvation Dynamics in a PEO-PPO-PEO Triblock Copolymer Micelle
Pratik Sen, Subhadip Ghosh, Kalyanasis Sahu, Sudip Kumar Mondal, Durba Roy and Kankan Bhattacharyya.
J. Chem. Phys. 2006, 124, 20490. email

23. Femtosecond Study of Partially Folded States of Cytochrome C by Solvation Dynamics
Kalyanasis Sahu, Sudip Kumar Mondal, Subhadip Ghosh, Durba Roy, Pratik Sen and Kankan Bhattacharyya.
J. Phys. Chem. B 2006, 110, 1056. email

22. Solvation Dynamics in Biological Systems and Organized Assemblies
Pratik Sen, Subrata Pal, Kankan Bhattacharyya and Biman Bagchi
J. Chinese Chem. Soc. 2006, 53, 169. email


2005

21. Fluorescence Anisotropy Decay and Solvation Dynamics in a Nanocavity: Coumarin 153 in Methyl -Cyclodextrins
Pratik Sen, Durba Roy, Sudip Kumar Mondal, Kalyanasis Sahu, Subhadip Ghosh and Kankan Bhattacharyya.
J. Phys. Chem. A 2005, 109, 9716. email

20. Optical Properties of CdS Nanoparticles and the Energy Transfer from CdS Nanoparticles to Rhodamine 6G
Paramita Saha Chowdhury, Pratik Sen and Amitava Patra.
Chem. Phys. Lett. 2005, 413, 311. email

19. Temperature Dependence of Anisotropy Decay and Solvation Dynamics of Coumarin 153 in -Cyclodextrin Aggregates
Durba Roy, Sudip Kumar Mondal, Kalyanasis Sahu, Subhadip Ghosh, Pratik Sen and Kankan Bhattacharyya.
J. Phys. Chem. A 2005, 109, 7359. email

18. Excited State Proton Transfer of Pyranine in a -Cyclodextrin Cavity
Sudip Kumar Mondal, Kalyanasis Sahu, Pratik Sen, Durba Roy, Subhadip Ghosh and Kankan Bhattacharyya.
Chem. Phys. Lett. 2005, 412, 228. email

17. Hydration Dynamics of 4-Aminophthalimide in a Substituted -Cyclodextrin nanocavity
Sudip Kumar Mondal, Durba Roy, Kalyanasis Sahu, Pratik Sen, Rana Karmakar and Kankan Bhattacharyya.
J. Photochem. Photobiol. A: Chemistry 2005, 173, 334. email

16. Excitation Wavelength Dependence of Solvation Dynamics of Coumarin 480 in a Lipid Vesicle
Pratik Sen, Taku Satoh, Kankan Bhattacharyya and Keisuke Tominaga.
Chem. Phys. Lett. 2005, 411, 339. email

15. Solvation Dynamics of DCM in DPPC Vesicle Entrapped in Sodium Silicate Derived Sol-Gel Matrix
Pratik Sen, Saptarshi Mukherjee, Amitava Patra and Kankan Bhattacharyya.
J. Phys. Chem. B 2005, 109, 3319. email

14. Solvation Dynamics in a Wormlike CTAB Micelle
Pratik Sen, Saptarshi Mukherjee, Arnab Halder, Partha Dutta and Kankan Bhattacharyya.
Res. Chem. Inter. 2005, 31, 135. email


2004

13. Hydration Dynamics of a Protein in the Presence of Urea and Sodium Dodecyl Sulfate
Pratik Sen, Durba Roy, Kalyanasis Sahu, Sudip Kumar Mondal, and Kankan Bhattacharyya.
Chem. Phys. Lett. 2004, 395, 58. email

12. Expanded graphite as an electrode material for an alcohol fuel cell
Arup Bhattacharya, Ashoke Hazra, Someswar Chatterjee, Pratik Sen, Soumi Laha, Indra N. Basumallick.
J. Power Sources 2004, 136, 208. email

11. Temperature Dependence of Solvation Dynamics in a Micelle. 4-Aminophthalimide in Triton X-100
Pratik Sen, Saptarshi Mukherjee, Arnab Halder and Kankan Bhattacharyya.
Chem. Phys. Lett. 2004, 385, 357. email

10. Solvation Dynamics of DCM in a Polypeptide-Surfactant Aggregate: Gelatin-Sodium Dodecyl Sulfate
Arnab Halder, Pratik Sen, Anupam Das Burman and Kankan Bhattacharyya.
Langmuir 2004, 20, 653. email

9. Improved Catalyst for Methanol Fuel Cell
Pratik Sen, Soumi Laha and Indra N. Basumallick.
Bull. Electrochem. 2004, 20, 125.


2003

8. Solvation Dynamics in the Molten Globule State of a Protein
Pratik Sen, Saptarshi Mukherjee, Partha Dutta, Arnab Halder, Debabrata Mandal, Rajat Banerjee, Siddhartha Roy and Kankan Bhattacharyya.
J. Phys. Chem. B 2003, 107, 14563. email

7. Solvation Dynamics in DMPC Vesicle in the Presence of a Protein
Partha Dutta, Pratik Sen, Saptarshi Mukherjee and Kankan Bhattacharyya.
Chem. Phys. Lett. 2003, 382, 426. email

6. Solvation Dynamics in a Protein-Surfactant Aggregate. TNS in HSA-SDS
Saptarshi Mukherjee, Pratik Sen, Arnab Halder, Partha Dutta, Sobhan Sen and Kankan Bhattacharyya.
Chem. Phys. Lett. 2003, 379, 471. email

5. Solvation Dynamics in the Water Pool of an Aerosol-OT Microemulsion. Effect of Sodium Salicylate and Sodium Cholate
Partha Dutta, Pratik Sen, Saptarshi Mukherjee, Arnab Halder and Kankan Bhattacharyya.
J. Phys. Chem. B 2003, 107, 10815. email

4. Solvation Dynamics in a Protein-Surfactant Complex
Partha Dutta, Pratik Sen, Arnab Halder, Saptarshi Mukherjee, Sobhan Sen and Kankan Bhattacharyya.
Chem. Phys. Lett. 2003, 377, 229. email


2002

3. Fabrication of flexible polymer based sensor for estimation of nitrate ion
Pratik Sen and Indra N. Basumallick
J. Elec. Soc. India 2002, 51, 102–104

2. Excited State Proton Transfer of 1-Naphthol in Hydroxypropylcellulose/Sodium Dodecyl Sulfate System
Partha Dutta, Arnab Halder, Saptarshi Mukherjee, Pratik Sen, Sobhan Sen and Kankan Bhattacharyya.
Langmuir 2002, 18, 7867. email


2001

1. Modified hydrogel - An Unique Material for Electrochemical Studies
Ashoke Hazra, Pratik Sen and Indra N. Basumallick.
J. New Mat. Electrochem. Sys. 2001, 4, 89. email

Pratik Sen Group, February 2021