2014

54. "Interaction and Dynamics of (Alkylamide + Electrolyte) Deep Eutectics: Dependence on Alkyl Chain-length, Temperature and Anion Identity" by Biswajit Guchhait, Suman Das, Snehasis Daschakraborty and Ranjit Biswas, Journal of Chemical Physics, 140, 2013, 104514.

 

 2013

 53. "Dielectric Relaxation of Ionic Liquids: Role of Ion-Ion and Ion-Dipole Interactions and Effects of Heterogeneity" by Snehasis Daschakraborty and Ranjit Biswas, Journal of Chemical Physics2013 (Submitted).


 52. "Stokes Composition Dependent Stokes Shift Dynamics in Binary Mixtures of 1-butyl-3-methylimidazolium tetrafluoroborate with Water and Acetonitrile: Quantitative Comparison between Theory and Complete Measurements"  by Snehasis Daschakraborty and Ranjit Biswas, Journal of Physical Chemistry B2013 (Submitted). 


 51. "Effects of Acid Concentration on Intramolecular Charge Transfer Reaction of 4-(azetidinyl) benzonitrile in Solution" by Biswajit Guchhait, Tuhin Pradhan and Ranjit Biswas, Journal of Chemical Sciences2013 (In Press). 


50. "Stokes shift Dynamics of Ionic Liquids: Solute Probe Dependence, and Effects of Self-Motion, Dielectric Relaxation Frequency Window and Collective Intermolecular Solvent Modes" by  Snehasis Daschakraborty, Tamisra Pal and Ranjit Biswas, Journal of Chemical Physics2013, 139, 164503(1-12). 


49"Asymmetric Binary Mixtures Under Cylindrical Confinement: A Molecular Dynamics Simulation Study" by   Snehasis Daschakraborty and Ranjit Biswas, ISRAPS Bulletin2013, 25, 84-91. 

ISRAPS_Daschakraborty_Biswas_25_84.pdf ISRAPS_Daschakraborty_Biswas_25_84.pdf
Size : 626.396 Kb
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48. "Fast Fluctuations in Deep Eutectic Melts: Multi-Probe Fluorescence Measurements and All-Atom Molecular Dynamics Simulation Study" by  Anuradha Das, Suman Das and Ranjit Biswas, Chemical Physics Letters, 2013, 581, 47-51.

Click here to get the paper


47. "Fluorescence Spectroscopic Studies (Amide + Electrolyte) Deeps Eutectic Systems" by  Biswajit Guchhait and Ranjit Biswas, ISRAPS Bulletin2013, 25, 31-39 

ISRAP_Ms_Ranjit.pdf ISRAP_Ms_Ranjit.pdf
Size : 333.257 Kb
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46. “Ionic Arrest of Segmental Motion and Emergence of Spatio-Temporal Heterogeneity: A Fluorescence Investigation of (polyethylene Glycol + Electrolyte) Composites” by Biswajit Guchhait and Ranjit Biswas, Journal of Chemical Physics, 2013138, 114909.

Click here to get the paper


45. Solute and Solvent Dynamics in Confined Equal-Sized Aqueous Environments of Charged and Neutral Reverse Micelles: A Combined Dynamic Fluorescence and All-Atom Molecular Dynamics Simulation Study by Biswajit Guchhait, Ranjit Biswas and Pradip K. Ghorai, Journal of Physical Chemistry B, 2013, 117 (12), 3345–3361.

Click here to get the paper


44. Rank Dependent Orientational Relaxation in an Ionic Liquid: An All-atom Simulation Study by Tamisra Pal and Ranjit BiswasTheoretical Chemistry Accounts2013, 132, 1348 (1)-(12) .

Click here to get the paper 


 43. “Dipolar Solute Rotation Ionic Media and Common Polar Solvents : Emergence of Universality by Amit Das, Ranjit Biswas, and Jaydeb Chakrabarti, Chemical Physics Letters2013558, 36-41.

Click here to get the paper 

 

 42. “Transport Properties of Binary Mixtures of Asymmetric Partilcles: A Simulation Study ” by Snehasis Daschakraborty and Ranjit Biswas,  as a chapter in the book "Concepts and Methods in Modern Theoretical Chemistry, Vol. 2", 2013, edited by Prof. Ghosh and Chattaraj,  CRC PressTaylor and Francis Group.

Click here to get the book 

 2012

41.“Medium Heterogeneity in Presence of a Structure Breaker: Temperature Dependent Fluorescence Studies of Deep Eutectic (Alkylamide+Electrolyte) Melts” by Biswajit Guchhait, Snehasis Daschakraborty and Ranjit Biswas, Journal of Physical Chemistry B2012 (Submitted).


40. “Intermolecular/ Interionic Vibrations 1-Methyl-3-n-octylimidazolium Tetrafluoroborate Ionic Liquid and H20 Mixtures by Hideaki Shirota and Ranjit Biswas, Journal of Physical Chemistry B, 2012, 11613765 -13773.


 39. Specific Conductivities and Viscosities of 0.1LiNO3+0.9[xAcetamide+(1-x)Urea] as Functions of Mole Fraction, x, and Temperature” by Sanchayita Rajkhowa, Anuradha Das, Mahiuddin Sekh and Ranjit Biswas, Journal of Chemical & Engineering Data, 2012, 57, 3467−3472

SR_AD_SM_RB_JCED_57_3467.pdf SR_AD_SM_RB_JCED_57_3467.pdf
Size : 475.587 Kb
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38. “Ultrafast Solvation Response in Room Temperature Ionic Liquids: Possible Origin, and Importance of the Collective and the Nearest Neighbour Solvent Modes” by Snehasis Daschakraborty and Ranjit Biswas, Journal of Chemical Physics, 2012, 137114501-114510.

SD_RB_JCP_137_114501.pdf SD_RB_JCP_137_114501.pdf
Size : 1141.868 Kb
Type : pdf


37. “Stokes shift dynamics of [Na][TOTO] - a new class of ionic liquids: A comparative study with more common imidazolium analogs” by Snehasis Daschakraborty and Ranjit Biswas, Chemical Physics Letters, 2012,  545, 54-59 (6 pages).

SD_RB_CPL_545_54.pdf SD_RB_CPL_545_54.pdf
Size : 508.101 Kb
Type : pdf

36. Does Polar Interaction Influence Medium Viscosity ? A computer Simulation Investigation Using Model Liquids by Snehasis Dascharaborty and Ranjit Biswas, Journal of Chemical Sciences,  2012,  124, 763-771 (9 pages). .
SD_RB_JCS_2012_124_763_771 (3).pdf SD_RB_JCS_2012_124_763_771 (3).pdf
Size : 662.19 Kb
Type : pdf


35. “Excited State Intramolecular Charge Transfer Reaction in Non-aqueous Reverse Micelles: Efects of Solvent Confinement and Electrolyte Concentration” by Tuhin Pradhan, Harun Al Rasid Gazi, Biswajit Guchhait and Ranjit Biswas, Journal of Chemical Sciences, 2012, 124, 355-373 (19 pages).

TP_HAG_BG_RB_JCS_2012_124_355_373.pdf TP_HAG_BG_RB_JCS_2012_124_355_373.pdf
Size : 606.495 Kb
Type : pdf

34. "Medium decoupling of dynamics at temperatures ~100K above glass-transition temperature: A case study with (acetamide + lithium bromide/nitrate) melts" by Biswajit Guchhait, Snehasis Daschakraborty and Ranjit Biswas, Journal of Chemical Physics, 2012, 136, 174503 (17 pages).

BG_SD_RB_JCP_2012_136_174503.pdf BG_SD_RB_JCP_2012_136_174503.pdf
Size : 2220.029 Kb
Type : pdf


33. "Solute rotation in polar liquids: Microscopic Basis for the Stokes-Einstein-Debye model" by Amit Das, Ranjit Biswas and Jaydeb Chakrabarti, Journal of Chemical Physics, 2012, 136, 014505.

AD_RB_JC_JCP_2012_136_014505.pdf AD_RB_JC_JCP_2012_136_014505.pdf
Size : 1161.52 Kb
Type : pdf

                                                                         2011

32. “Heterogeneity and Viscosity Decoupling in (Acetamide + Electrolyte) Molten Mixtures: A Model Simulation Study” by Tamisra Pal and Ranjit Biswas, Chemical Physics Letters, 2011, 517, 180-185.

TP_RB_CPL_2011_517_180-185.pdf TP_RB_CPL_2011_517_180-185.pdf
Size : 795.009 Kb
Type : pdf


31. “Stokes’ Shift Dynamics in Alkylimidazolium Aluminate Ionic Liquids: Domination of Solute-IL Dipole-Dipole Interaction” by Snehasis Daschakraborty and Ranjit Biswas, Chemical Physics Letters, 2011, 510, 202-207.

SD_RB_CPL_2011_510_202.pdf.pdf SD_RB_CPL_2011_510_202.pdf.pdf
Size : 506.899 Kb
Type : pdf

30. “Influence of Chain Length of Alcohols on Stokes’ Shift Dynamics in Catanionic Vesicles” by Namrata Sarma, Sekh Mahiuddin, Harun Al Rasid Gazi, Biswajit Guchhait and Ranjit Biswas, Journal of Physical Chemistry B, 2011, 115, 9040-9049.
HAG_BG_RB-SM_JPCB_2011_115_9040_9049.pdf HAG_BG_RB-SM_JPCB_2011_115_9040_9049.pdf
Size : 1481.271 Kb
Type : pdf


29. “Stokes’ Shift Dynamics in (Ionic Liquid + Polar Solvent) Binary Mixtures: Composition Dependence” by Snehasis Daschakraborty and Ranjit Biswas, Journal of Physical Chemistry B, 2011, 115, 4011–4024 (14 pages).

SD_RB_JPCB_2011_115_4011_4024.pdf SD_RB_JPCB_2011_115_4011_4024.pdf
Size : 2382.564 Kb
Type : pdf


28. “Fluorescence Dynamics in Supercooled (Acetamide + Calcium Nitrate) Molten Mixtures” by Harun Al Rasid Gazi, Biswajit Guchhait, Snehasis Daschakraborty and Ranjit Biswas, Chemical Physics Letters, 2011, 501, 358-363 (6 pages).

HAG_BG_SD_RB_CPL_2011_501_358_363.pdf HAG_BG_SD_RB_CPL_2011_501_358_363.pdf
Size : 596.357 Kb
Type : pdf


27. “Heterogeneity in Binary Mixtures of (Water + Tertiary Butanol): Temperature Dependence Across Mixture Composition” by Harun Al Rasid Gazi and Ranjit Biswas, Journal of Physical Chemistry A, 2011, 115, 2447–2455 (9 pages).

HAG_RB_JPCA_2011_115_2447_2455.pdf HAG_RB_JPCA_2011_115_2447_2455.pdf
Size : 1879.782 Kb
Type : pdf


26. “Excited State Charge Transfer Reaction in (Mixed Solvent + Electrolyte) Systems: Role of Reactant-Solvent and Reactant-Ion Interactions” by Harun Al Rasid Gazi and Ranjit Biswas, Journal of Chemical Sciences, 2011, 123, 265–277 (13 pages).

HG_RB_JCS_2011_123_265-277.pdf HG_RB_JCS_2011_123_265-277.pdf
Size : 436.12 Kb
Type : pdf


25. “Theory of Dipolar Solute Rotation in Supercritical Fluoroform” by Amit Das, Ranjit Biswas and Jaydeb Chakrabarti, Journal of Physical Chemistry A, 2011, 115, 973-978 (6 pages).

AD_RB_JC_JPCA_2011_115_973_978.pdf AD_RB_JC_JPCA_2011_115_973_978.pdf
Size : 1271.837 Kb
Type : pdf

                                                                         2010

24.  “Stokes’ Shift Dynamics in Imidazolium Ionic Liquids: Temperature Dependence” by Hemant K. Kashyap and Ranjit Biswas, Journal of Physical Chemistry B, 2010, 114 , 16811 – 16823 (13 pages).

HKK_RB_JPCB_2010_114_16811_23.pdf HKK_RB_JPCB_2010_114_16811_23.pdf
Size : 1150.818 Kb
Type : pdf


23. “Excited State Intramolecular Charge Transfer Reaction of 4- (morpholenyl)benzonitrile in Solution: Effects of Hetero Atom in the Donor Moiety” by Tuhin Pradhan, Harun Al Rasid Gazi and Ranjit Biswas, Journal of Chemical Sciences, 2010, 122, 481-490 (10 pages).
 

TP_HG_RB_JCS_2010_122_481_490.pdf TP_HG_RB_JCS_2010_122_481_490.pdf
Size : 509.088 Kb
Type : pdf


22. “Solvation Dynamics in Imidazolium and Phosphonium Ionic Liquids: Effects of Solute Motion” by Hemant Kashyap and Ranjit Biswas, Indian Journal of Chemistry, 2010, 49A, 685 -694, invited article (10 pages) .
 

HKK_RB_IJCA_2010_49_685_694.pdf HKK_RB_IJCA_2010_49_685_694.pdf
Size : 254.688 Kb
Type : pdf


21. “Fluorescence Spectroscopic Studies of (Acetamide + Sodium/ Potassium Thiocyantes) Molten Mixtures: Composition and Temperature Dependence” by Biswajit Guchhait, Harun Al Rasid Gazi, Hemant Kashyap and Ranjit Biswas, Journal of Physical Chemistry B, 2010, 114, 5066-5081 (16 pages).
 

BG_HAG_HK_RB_2010_JPCB_114_5066_5081.pdf BG_HAG_HK_RB_2010_JPCB_114_5066_5081.pdf
Size : 1355.175 Kb
Type : pdf


20. “Separation of Dipole-Dipole and Ion-Dipole Interaction Contributions to Solvation Energy Relaxation in Room Temperature Ionic Liquids” by Hemant K. Kashyap and Ranjit Biswas, Journal of Physical Chemistry B, 2010, 114, 254 – 268 (15 pages).

HKK_RB_JPCB_2010_114_254_68.pdf HKK_RB_JPCB_2010_114_254_68.pdf
Size : 631.496 Kb
Type : pdf

                                                                         2009 

19. “Excited State Intramolecular Charge Transfer Reaction in Non-aqueous Electrolyte Solutions: Temperature Dependence” by Tuhin Pradhan, Harun Al Rasid Gazi and Ranjit Biswas, Journal of Chemical Physics, 2009, 131, 054507- 054515 (9 pages).

TP_HARG_RB_JCP_2009_131_054507.pdf TP_HARG_RB_JCP_2009_131_054507.pdf
Size : 821.136 Kb
Type : pdf


18. “Twisted Intramolecular Charge Transfer Reaction in Deuterated Solvents: Isotope Effects” by Tuhin Pradhan and Ranjit Biswas, Journal of Chemical Sciences, 2009, 121, 95-101 (6 pages).
 

17. “Intramolecular Charge Transfer Reaction of 4-(1-azetidinyl)benzonitrile in Solution of Low Electrolyte Concentration: A Novel Interplay Between Friction and Solvation” by Tuhin Pradhan and Ranjit Biswas, Journal of Solution Chemistry, 2009, 38, 517-530 (14 pages).
 

TP_RB_JOSL_2009_38_517.pdf TP_RB_JOSL_2009_38_517.pdf
Size : 647.409 Kb
Type : pdf

                                                                                                                        2008

16. “Dipolar Solvation Dynamics in Room Temperature Ionic Liquids: An Effective Medium Calculation Using Dielectric Relaxation Data” by Hemant Kashyap and Ranjit Biswas, Journal of Physical Chemistry B, 2008, 112, 12431-12438 (8 pages).
 

HKK_RB_JPCB_2008_112_12431_38.pdf HKK_RB_JPCB_2008_112_12431_38.pdf
Size : 134.146 Kb
Type : pdf

15. "Intramolecular Charge Transfer Reaction, Polarity, and Dielectric Relaxation in AOT/Water/Heptane Reverse Micelles: Pool Size Dependenceby Ranjit Biswas, Nashiour Rohman, Tuhin Pradhan and Richard Buchner, Journal of Physical Chemistry B, 2008, 112, 9379 – 9388 (10 pages).

RB_NR_TP_RichBuch_JPCB_2008_112_9379_88.pdf RB_NR_TP_RichBuch_JPCB_2008_112_9379_88.pdf
Size : 830.937 Kb
Type : pdf

14. "Solvent Density Mode Instability in Non-polar Solutions” by Susmita Kar, Ranjit Biswas and J. Chakrabarti, PRAMANA, 2008, 71, 211-232 (22 pages).

SK_RB_JC_2008_PRAMANA_71_211_232.pdf SK_RB_JC_2008_PRAMANA_71_211_232.pdf
Size : 291.269 Kb
Type : pdf
13.  Spectroscopic Studies of Catanionic Reverse Microemulsion:Correlation with the Superactivity of Horseradish Peroxidase Enzyme in a Restricted Environment by Ranjit Biswas, Arup R. Das, Tuhin Pradhan, Didier Touraud, Werner Kunz and Sekh Mahiuddin, Journal of Physical Chemistry B, 2008, 112, 6620-6628 (9 pages).

RB_AD_TP_DT_WK_SM_JPCB_2008_112_6620_28.pdf RB_AD_TP_DT_WK_SM_JPCB_2008_112_6620_28.pdf
Size : 144.096 Kb
Type : pdf
12. "Structural Transition in Alcohol-Water Binary Mixtures: A Spectroscopic Study by Tuhin Pradhan, Piue Ghoshal and Ranjit Biswas, Journal of Chemical Sciences, 2008, 120, 275 – 287 (13 pages).
TP_PG_RB_JCS_2008_120_275_287.pdf TP_PG_RB_JCS_2008_120_275_287.pdf
Size : 342.997 Kb
Type : pdf

11. Excited State Intramolecular Charge Transfer Reaction in Binary Mixtures of Water and Tertiary Butanol (TBA): Alcohol Mole Fraction Dependence by Tuhin Pradhan, Piue Ghoshal and Ranjit Biswas, Journal of Physical Chemistry A, 2008, 112, 915 – 924 (10 pages).

TP_PG_RB_JPCA_2008_112_915_24.pdf TP_PG_RB_JPCA_2008_112_915_24.pdf
Size : 191.788 Kb
Type : pdf

10. An Integrated and Open-ended Experiment – Study of Chemical Waves in Time and Space by B. M. Deb, M. Sadhukhan, S. S. Sinha, S. Sengupta and R. Biswas, Resonance, 2008, 13, 54 – 80 (27 pages).


                                                                                                                         2007

9.“Ions in a Binary Asymmetric Dipolar Mixture: Mole Fraction Dependent Born Energy of Solvation and Partial Solvent Polarization Structure” by Hemant Kashyap and Ranjit Biswas, Journal of Chemical Physics, 2007, 127, 184502-1-184502-15 (15 pages).

HKK_RB_JCP_2007_127_184502.pdf HKK_RB_JCP_2007_127_184502.pdf
Size : 1120.841 Kb
Type : pdf

8.  “Non-ideality in Born Free Energy of Solvation in Alcohol-Water and Dimethyl Sulfoxide-Acetonitrile Mixtures: Solvent Size Ratio and Ion Size Dependence” by Hemant Kashyap and Ranjit Biswas, Journal of Chemical Sciences, 2007, 119, 391 – 399 (9 pages).

HKK_RB_JCS_2007_119_391_399.pdf HKK_RB_JCS_2007_119_391_399.pdf
Size : 306.979 Kb
Type : pdf

7. “A Novel Approach to Solvation Time Scale in Nonpolar Solvents via Instability of Solvent Density Modes” by Ranjit Biswas and Jaydeb Chakrabarti, Journal of Physical Chemistry B, 2007, 111, 13743 – 13747 (5 pages).

RB_JC_JPCB_2007_111_13743_13747.pdf RB_JC_JPCB_2007_111_13743_13747.pdf
Size : 83.678 Kb
Type : pdf

6. “Electrolyte Concentration and Ion-Size Dependence of Excited-State Intramolecular Charge-Transfer Reaction in (Alkylamino)benzonitriles: Steady State Fluorescence Emission Studies” by Tuhin Pradhan and Ranjit Biswas, Journal of Physical Chemistry A, 2007, 111, 11514 – 11523 (10 pages).

TP_RB_JPCA_2007_111_11514_23.pdf TP_RB_JPCA_2007_111_11514_23.pdf
Size : 149.732 Kb
Type : pdf

5. “Electrolyte Concentration and Ion-Size Dependence of Excited-State Intramolecular Charge-Transfer Reaction in (Alkylamino)benzonitriles: Time Resolved Fluorescence Emission Studies” by Tuhin Pradhan and Ranjit Biswas, Journal of Physical Chemistry A, 2007, 111, 11524 – 11530 (7 pages).

TP_RB_JPCA_2007_111_11524_30.pdf TP_RB_JPCA_2007_111_11524_30.pdf
Size : 98.771 Kb
Type : pdf

4. “Band-gap Variation in Mg- and Cd-Doped ZnO Nanostructures and Molecular Clusters” by M. K. Yadav, M. Ghosh, R. Biswas, A. K. Raychaudhuri and A. Mookerjee, Physical Review B, 2007, 76, 195450-1 – 19450-9 (9 pages).

PRB_2007_76_195450.pdf PRB_2007_76_195450.pdf
Size : 1093.571 Kb
Type : pdf

2006

3. “Limiting Ionic Conductivity and Solvation Dynamics in Formamide” by Hemant K. Kashyap, Tuhin Pradhan, and Ranjit Biswas, Journal of Chemical Physics, 2006, 125, 174506-1) – 174506-10 (10 pages).

HKK_RB_JCP_2006_125_174506.pdf HKK_RB_JCP_2006_125_174506.pdf
Size : 190.926 Kb
Type : pdf

2005

2.  “Solvent Dependence of the Spectra and Kinetics of Excited-State Charge Transfer in Three(Alkylamino)benzonitriles” by K. Dahl, R. Biswas, N. Ito and M. Maroncelli, Journal of Physical Chemistry B, 2005, 109, 1563 – 1585 (23pages).

KD_RB_MM_JPCB_2005_109_1563-1585.pdf KD_RB_MM_JPCB_2005_109_1563-1585.pdf
Size : 437.636 Kb
Type : pdf

2004

1. “Caging Enzyme Function : α – Chymotrypsin in Reverse Micelle” by Ranjit Biswas and Samir Kumar Pal, Chemical Physics Letters, 2004, 387, 221 – 226 (6 pages).

RB_SKP_CPL_2004_387_221_226.pdf RB_SKP_CPL_2004_387_221_226.pdf
Size : 348.122 Kb
Type : pdf
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