Full list of Publications

87. Designing Stimuli-Responsive Supramolecular Gels by Tuning the Non-Covalent Interactions of the Functional Groups, G. Kuppadakkath, I. Volkova and Krishna K. Damodaran Gels, 2024, 10(9), 584.

86. Single Crystal to Single Crystal Transformation of Porous Materials based on Zinc Nodes and Mercaptobenzoic Acid, B. Kristinsson, M. Janiw, Krishna K. Damodaran ChemPlusChem, 2024, e202400351.

85. Analysing the self-assembly modes in chiral multi-component gels based on donor and acceptor moieties, S. S. Jayabhavan, H. Myneni, M. Riedel and Krishna K. Damodaran, Supramol. Chem. 2024, Article in press

84. Nanoscale assembly of enantiomeric supramolecular gels driven by the nature of solvents, T. A. Gudmundsson, G. Kuppadakkath, D. Ghosh, M. Ruether, A. Seddon, R. E. Ginesi, J. Doutch, D. J. Adams, T. Gunnlaugsson and Krishna K. Damodaran, Nanoscale, 2024, 16, 8922-8930

83. Bromo substituted aroylhydrazones: Synthesis, crystal structures, Hirshfeld surface analysis, 3D energy frameworks, DNA/BSA binding, antimicrobial activity, P. K. Maniyampara, M. Bhagiyalakshmi, M.R. P. Kurup, E. Manoj, Krishna K. Damodaran, J. Mol. Struc. 2024, 139214

82. Exploring anticancer and antibacterial activities of two self-assembling units: Band gap calculations, DFT studies, and polymorphism of a carbohydrazone ligand. M. Sooraj, Krishna. K. Damodaran, E. Manoj, J. Mol. Struc. 2024, 1316, 138930

81. Supramolecular Gels Based on C3-Symmetric Amides: Application in Anion-Sensing and Removal of Dyes from Water. G. Kuppadakkath, S. S. Jayabhavan and Krishna K. Damodaran, Molecules 2024, 29(9), 2149

80. AsymPol-TEKs as efficient polarizing agents for MAS-DNP in glass matrices of non-aqueous solvents R. Harrabi, T. Halbritter, S. Alarab, S. Chatterjee, M. Wolska, Krishna K Damodaran, J. van Tol, D. Lee, S. Paul, S. Hediger, S. Th Sigurdsson, F. Mentink-Vigier, G. De Paëpe, Phys. Chem. Chem. Phys., 2024, 26, 5669-5682

79. Synthesis, spectral characterization, and catalytic efficiency of aroylhydrazone-based Cu(II) Complexes L. Nishana, A. Sakthivel, M. R. Prathapachandra Kurup, Krishna K. Damodaran, A. Kulandaisamy and S. Maheswaran New J. Chem., 2023, 47, 20626-20641

78. Structural modification induced hydrogelation and antibacterial properties in supramolecular gels, D Ghosh, P Chaudhary, A Pradeep, S Singh, J Rangasamy and Krishna K. Damodaran, J. Mol. Liq. 2023, 382, 122023.

77. The Role of Functional Groups in Tuning the Self‐Assembly Modes and Physical Properties of Multicomponent Gels, S. S Jayabhavan, G. Kuppadakkath and Krishna K. Damodaran, ChemPlusChem, 2023, e202300302

76. Stimuli-responsive Properties of Supramolecular Gels based on Pyridyl-N-oxide Amides,  S. S. Jayabhavan, B. Kristinsson, D. Ghosh, C. Breton and Krishna K. Damodaran Gels 2023, 9(2), 89.

75. Analysing the Role of Anions in the Synthesis of Catalytic Active Urea-based MOF, D. Ghosh and Krishna K. Damodaran Dalton Trans, 2022, 51, 16316-16324

74. Cytotoxic effects of halogenated tin phosphinoyldithioformate complexes against several cancer cell lines, M. Balogová, S. Sharma, P. Cherek, S. N. Ólafsson, S. Jónsdóttir, H. M. Ögmundsdóttir and Krishna K. Damodaran Dalton Trans., 2022, 51, 13119-13128

73. Highly Efficient Polarizing Agents for MAS-DNP of Proton-Dense Molecular Solids, Rania Harrabi, Thomas Halbritter, Fabien Aussenac, Ons Dakhlaoui, Johan van Tol, Krishna K. Damodaran, Daniel Lee, Subhradip Paul, Sabine Hediger, Frederic Mentink-Vigier, Snorri Th. Sigurdsson, Gaël De Paëpe Angew. Chem. Int. Ed., 2022, 61, e202114103

72. Synthesis of New Chiral Mn(III)-Salen Complexes as Recoverable and Reusable Homogeneous Catalysts for Asymmetric Epoxidation of Styrenes and Chromenes, Pooja Chaudhary, Geeta Devi Yadav, Krishna K. Damodaran and Surendra Singh, New J. Chem., 2022,46, 1308-1318

71. Enantioselective Gel Phase Synthesis of Metal-Organic Materials, Dipankar Ghosh, Marcin Górecki, Gennaro Pescitelli, Krishna K. Damodaran, Angew. Chem. Int. Ed., 2021, 60, 24406-24410.

70. Making and Breaking of Gels: Stimuli-Responsive Properties of Bis(Pyridyl-N-oxide Urea) Gelators, Sreejith Sudhakaran Jayabhavan, Dipankar Ghosh and Krishna K. Damodaran, Molecules, 2021, 26(21), 6420

69. Crystal Habit Modification of Metronidazole by Supramolecular Gels with Complementary Functionality, Sreejith Sudhakaran Jayabhavan, J. W. Steed, and Krishna K. Damodaran, Cryst. Growth Des. 2021, 21, 9, 5383–5393.

68. Evaluating the role of urea-like motif in enhancing the thermal and mechanical strength of supramolecular gels. D. A. Tómasson, D. Ghosh, P. M. R. Kurup, M. T. Mulvee and Krishna K. Damodaran, CrystEngComm, 2021, 23, 617-628

67. Solid-State Structural Transformation and Photoluminescence Properties of Supramolecular Coordination Compounds, Dipankar Ghosh, Oddný Ragnarsdóttir, Daníel Arnar Tómasson and Krishna K. Damodaran, Symmetry, 2021, 13(1), 112

66. Towards a selective synthetic route for cobalt amino acid complexes and their application in ring opening polymerization of rac-lactide, A. C. Ruiz, Krishna K. Damodaran and S. G. Suman, RSC Adv., 2021, 11, 16326-16338.

65. Role of N–Oxide Moieties in Tuning Supramolecular Gel–State Properties. D. Ghosh, R. Bjornsson, Krishna K. Damodaran, Gels 2020, 6, 4, 41

64. Unraveling the self-assembly modes in multi-component supramolecular gels using single crystal X-ray diffraction, Dipankar Ghosh, Abbas D. Farahani, Adam D. Martin, Pall Thordarson, and Krishna K. Damodaran, Chem Matter, 2020, 32, 8, 3517-3527.

63. Metal complexation induced supramolecular gels for the detection of cyanide in water, Dipankar Ghosh, Deepa and Krishna K. Damodaran, Supramol. Chem. 2020, 32, 4, 276-286

62. Reaction Chemistry of the syn-[Mo2O2(μ-S)2(S2)(DMF)3] Complex with Cyanide and Catalytic Thiocyanate Formation, S. G. Suman,  J. M. Gretarsdottir, P. E. Penwell, J. P. Gunnarsson, S. Frostason, S. Jonsdottir, Krishna K. Damodaran and A. Hirschon, Inorg Chem, 2020 59, 11, 7644–7656

61. Syntheses, spectral aspects and biological studies of bromide and azide bridged box dimer copper(II) complexes of an NNO donor aroylhydrazone. M.M. Fousiamol, M. Sithambaresan, Krishna K. Damodaran and M.R. Prathapachandra Kurup, Inorg. Chim. Acta, 2020, 501, 119301

60. Synthesis and characterization of asymmetric [Mo2O2(μ-S)2(S2)(L)] complexes (L = bipy, en, dien) and their heterogeneous reaction with propylene sulphide, B. O. Birgisson, L. J. Monger, Krishna K. Damodaran and Sigridur G. Suman, Inorg. Chim. Acta, 2020, 501, 119272

59. Tuning Gel State Properties of Supramolecular Gels by Functional Group Modification, D. Ghosh, M. T. Mulvee and Krishna K. Damodaran, Molecules 2019, 24(19), 3472

58. Crystal habit modification of Cu(II) isonicotinate-N-oxide complexes using gel phase crystallisation, D. Ghosh, K. Ferfolja, Ž. Drabavičius, J. W. Steed and Krishna K. Damodaran, New. J. Chem, 2018, 42, 19963 - 19970

57. Enhanced Mechanical and Thermal Strength in Mixed-Enantiomers-Based Supramolecular Gel. D. A. Tómasson, D. Ghosh, Z. Kržišnik, L. H. Fasolin, A. A. Vicente, A. D. Martin, P. Thordarson, and Krishna K. Damodaran, Langmuir 2018, 34, 12957−12967

56. Cytotoxic activity of novel organotin compounds against different cancer cell lines. P. Cherek, M. Balogova, Krishna K. Damodaran and H. M. Ögmundsdottir, Cancer Research, 2018, 78, 2807-2807

55. Electron beam induced deposition of silacyclohexane and dichlorosilacyclohexane; the role of dissociative ionization and dissociative electron attachment in the deposition process. Ragesh Kumar T P, Sangeetha Hari, Krishna K Damodaran, Oddur Ingólfsson and Cornelis W Hagen, Beilstein J. Nanotechnol. 2017, 8, 2376–2388.

54. Pharmaceutical Polymorph Control in a Drug-Mimetic Supramolecular Gel. J. Foster,   Krishna K. Damodaran,   A. Maurin,   G. M. Day,   H. P. G. Thompson,   G. J. Cameron,   J. C. Bernal and  J. W Steed, Chem. Sci., 2017, 8, 78-84

53. Anion responsive and morphology tunable tripodal gelators. A. Ghosh, P. Das, R. Kaushik,   Krishna K Damodaran and   A. J. Devadoss, RSC Adv., 2016, 6, 83303-83311.

52. Fluorous ‘Ponytails’ Lead to Strong Gelators Showing Thermally Induced Structure Evolution. H. Kumari, S. E. Armitage, S. R Kline, Krishna K. Damodaran,   S. Kennedy, J. L Atwood and J. W. Steed, Soft Matter, 2015,11, 8471-8478

51. Selective gelation of N-(4-pyridyl)nicotinamide by copper(II) salts. D. Ghosh,   I. Lebedytė,   D. S. Yufit,   Krishna K. Damodaran and   J. W. Steed, CrystEngComm, 2015,17, 8130-8138

50.  Supramolecular gel phase crystallization: orthogonal self-assembly under non-equilibrium conditions. D. Krishna Kumar and J. W. Steed, Chem. Soc. Rev., 2014,43, 2080-2088

49.  Dirhodium Paddlewheel with Functionalized Carboxylate Bridges: New Building Block for Self-Assembly and Immobilization on Solid Support, D. Krishna Kumar, A. S. Filatov, M. Napier, J. Sun, E. V. Dikarev and M. A. Petrukhina Inorg. Chem., 2012, 51, 4855.

48. Fluorescent Acridine-Based Receptors for H2PO4, V. Martí-Centelles, M. I. Burguete, F. Galindo, M. A. Izquierdo, D. Krishna Kumar, A. J. P. White, S. V. Luis and R. Vilar, J. Org. Chem., 2012, 77, 490.

47. Zinc(II) coordination polymers with pseudopeptidic ligands V. Martí-Centelles, D. Krishna Kumar, A. J. P. White, S. V. Luis and R. Vilar, CrystEngComm, 2011, 13, 6997.

46.  Targeting of anionic membrane species by lanthanide(III) complexes: towards improved MRI contrast agents for apoptosis A. J. Surman, G. D. Kenny, D. Krishna Kumar, J. D. Bell, D. R. Casey and R. Vilar Chem. Commun., 2011, 47, 10245.

45. CuII coordination polymers derived from bis-pyridyl-bis-urea ligands: synthesis, selective anion separation and metallogelation,  N. N. Adarsh, D. Krishna Kumar and P. Dastidar, Current Science 2011, 101, 869.

44. Supramolecular Synthons in Designing Low Molecular Mass Gelling Agents: L-Amino Acid Methyl Ester Cinnamate Salts and their Anti-Solvent-Induced Instant Gelation, P. Sahoo, D. Krishna Kumar, S. R.  Raghavan and P. Dastidar Chem. Asian J. 2011, 6, 1038.

43. Recyclable Dirhodium Catalysts Embedded in Nanoporous Surface-Functionalized Organosilica Hosts for Carbenoid-Mediated Cyclopropanation Reactions, E. V. Dikarev, D. Krishna Kumar, A. S. Filatov, A. Anan, Y. Xie, T. Asefa and M. A. Petrukhina, ChemCatChem, 2010, 2, 1461.

42. Coordination polymers derived from a bis-pyridyl-bis-amide ligand: Supramolecular structural diversities and anion binding properties, N. N, Adarsh, D. Krishna Kumar, E. Suresh, P. Dastidar, Inorg Chim Acta, 2010, 363, 1367.

41. 3,3'-{Ethane-1,2-diylbis[carbonylbis (azanediyl)] dipyridinium} tetra-chloridoplatinate(II), N. N, Adarsh, D. Krishna Kumar, P. Dastiadar, Acta Cryst., 2010, E66, m270.

40.  DNA binding and cleavage properties of a newly synthesised Ru(II)-polypyridyl complex. A. Ghosh, A. Mandoli, D. Krishna Kumar, T. Ghosh, B. Jha, J. A Thomas and A. Das, Dalton Trans, 2009, 9312.

39.  Microporous nanotubular selfassembly of a molecular chair. Adarsh N. N., D. Krishna Kumar and P. Dastidar, Cryst. Growth & Des 2009 9, 2979.

38.  Hexa-μ-chlorido-hexachlorido(η6-hexamethylbenzene)trialuminium(III)-lanthanum(III) benzene solvate A. S. Filatov, S. N. Gifford,  D. Krishna Kumar and M. A. Petrukhina Acta Cryst., 2009,. E65, m286.

37. Metal–organic frameworks derived from bis-pyridyl-bis-amide ligands: Effect of positional isomerism of the ligands, hydrogen bonding backbone, counter anions on the supramolecular structures and selective crystallization of the sulfate anion. N. N. Adarsh, D. Krishna Kumar and P. Dastidar, CrystEngComm, 2009, 11, 796.

36. Exploring the Effect of Chain Length of Bridging Ligands in Coordination Complexes and Polymers Derived from Mixed Ligand Systems of Pyridylnicotinamides and Dicarboxylates. D. Krishna Kumar. Inorg Chim Acta, 2009, 362, 1767.

35.  Substitution of trans Ligands in m-oxo-bis( m-acetato)diruthenium(III) Complexes: Synthesis and Kinetic Studies. Estimation of Rate Constants from Rate constants – pka Data, A. Hussain, A. K. Bhatt, D. Krishna Kumar, R. B. Thorat, H. J. Padhiyar and R. S. Shukla Inorg Chim Acta, 2009, 362, 1101.

34.  Zn(II) Metal-Organic-Frameworks (MOFs) Derived from a Bis-pyridyl-bis-urea ligand: Effects of Crystallization Solvents on the Structures and Anion Binding Properties, N. N. Adarsh, D. Krishna Kumar and P. Dastidar, CrystEngComm, 2008, 10, 1565.

33. Ligating topology and counter anion controlled formation of discrete metallo-macrocycle and 2D corrugated sheet in coordination compounds derived from a bis-pyridyl-bis-amide ligand and Cd(II) salts, N. N. Adarsh, D. Krishna Kumar and P. Dastidar, Inorg Chem, Comm. 2008, 11, 636.

32. An easy access to an organometallic low molecular weight gelator: a crystal engineering approach, P. Sahoo D. Krishna Kumar, D. R. Trivedi and P. Dastidar, Tetrahedron Letters, 2008, 49, 3052.

31.  X-Ray Crystallographic Investigations of an Azacryptand and its Bis-Protonated Salt: Interactions of Acyclic Water Trimer and C-H…π Interactions in T-shaped Benzene Dimer,  P. S. Lakshminarayanan, D. Krishna Kumar, I. Ravikumar, B. Ganguly, and P. Ghosh, Synthesis and Reactivity in Inorganic, Metal-Organic, and Nano-Metal Chemistry. 2008, 38, 2, Special Issue on Water Clusters. (Invited article).

30. Metallo-porphyrin Based Inclusion Materials: Exploiting Ligating Topologies and Hydrogen Bonding Backbone in Generating New Supramolecular Architectures, D. Krishna Kumar, A. Das and P. Dastidar, Inorg. Chem. 2007, 46, 7351.

29.  Isomerisms in Coordination- Complexes and Polymers Derived from Bispyridylurea Ligands: Effect of Solvents, Conformational Flexibility and Positional Isomerism of the Ligands, D. Krishna Kumar, A. Das, and P. Dastidar, Cryst. Growth & Des. 2007, 7, 2096.

28. Role of Positional Isomers on Receptor-Anion Binding and Evidence for Resonance Energy Transfer, D. A. Jose, D. Krishna Kumar, P. Kar, S. Verma, A. Ghosh, B. Ganguly, H. N. Ghosh and A. Das, Tetrahedron, 2007, 63, 12007.

27. Generation of Ir–Sn and Rh–Sn bonds from the oxidative addition of tin(IV) halides to [Ir(µ-Cl)(1,5-COD)]2 and [Rh(µ-Cl)(1,5-COD)]2, J. Choudhury, D. Krishna Kumar and S. Roy, J. Organometallic Chem., 2007, 692, 5614.

26. Conformation Dependent Network Structures in the Cooridnation Polymers Derived from Pyridylisonicotinamides, Carboxylates and Co(II): Entrapment of (H2O)14 Water Cluster of an Unprecedented Topology, D. Krishna Kumar, A. Das and P. Dastidar, CrystEngComm, 2007, 9, 895.

25. Rugby Ball Shaped Sulfate-Water-Sulfate Adduct Encapsulated in a Neutral Molecular Receptor Capsule, D. A. Jose, D. Krishna Kumar, B. Ganguly and A. Das, Inorg. Chem. 2007, 46, 5817.

24.  Composites of N, N′–bis–(pyridyl) Urea–dicarobxlyic Acid as New Hydrogelators – A Crystal Engineering Approach, N. N. Adarsh, D. Krishna Kumar and P. Dastidar Tetrahedron – symposium in print on LMOG, Tetrahedron, 2007, 63 7386  (Invited article).

23.  Supramolecular structural diversities in the metal–organic frameworks derived from pyridylamide ligands: studying the effects of ligating topologies, hydrogen bonding backbone of the ligands and counter anions, D. Krishna Kumar, A. Das, P. Dastidar, CrystEngComm, 2007, 9, 548.

22.  Photochromism of Arylchromenes: Remarkable Modification of Absorption Properties and Lifetimes of o-Quinonoid Intermediates, J. N. Moorthy, P. Venkatakrishnan, S. Samanta, and D. Krishna Kumar, Org. Lett., 2007, 9, 919.

21.  Preferential binding of Mg2+ ion by easily synthesizable anthraquinone based chromogenic receptors, P. Kar, M. Suresh, D. A. Jose, D. Krishna Kumar, B. Ganguly and A. Das. Polyhedron, 2007 26, 1317.

20. Remarkably Stable Porous Assembly of Close-ended Sticky Nanotubes Derived from a Simple Metal-organic Framework, D. Krishna Kumar, A. Das, and P. Dastidar, Cryst. Growth & Des. 2007, 7, 205.

19. Hydrogen-bonded microporous network, helix and 1D zigzag chains in MOFs of Zn(II): the effects of ligating topologies, hydrogen bonding backbone and counter-anions, D. Krishna Kumar, A. Das and P. Dastidar, CrystEngComm, 2006, 8, 805.

18.  Solid State Structural Evidence of Chloroform-Benzene-Chloroform Adduct Trapped in Hexaanthryl Octaaminocryptand Channels, P. S. Lakshminarayanan, D. Krishna Kumar and P. Ghosh. J. Am. Chem. Soc. 2006, 128, 9600.

17.  Exploring conformationally flexible hydrogen-bond-functionalized ligand and counter anions in metal-organic frameworks of Cu(II), D. Krishna Kumar, A. Das and P. Dastidar New. J. Chem. 2006 30, 1267.

16. 1D Chains, 2D Corrugated Sheets Having Cross–linked Helix in Metal–Organic Frameworks: Exploring Hydrogen–bond Capable Backbone and Ligating topologies in Mixed Ligand Systems, D. Krishna Kumar, A. Das, and P. Dastidar, Cryst. Growth & Des. 2006, 6, 1903.

15. Exploring hydrogen-bond capable backbone and ligating topologies: Co(II) coordination polymers derived from mixed ligand systems, D. Krishna Kumar, A. Das and P. Dastidar. J. Mol. Structure. 2006, 796 139. (Invited article)

14.  Ultrafast Dynamics and Excited State Deactivation of [Ru(bpy)2Sq]+ and Its Derivatives, G. Ramakrishna, D. A. Jose, D. Krishna Kumar, A. Das, D. K. Palit, and H. N. Ghosh. J. Phys. Chem. B, 2006, 110, 10197.

13.  Interfacial Electron Transfer between the Photoexcited Porphyrin Molecule and TiO2Nanoparticles: Effect of Catecholate Binding, G. Ramakrishna, S. Verma, D. A. Jose, D. Krishna Kumar, A. Das, D. K. Palit, and H. N. Ghosh. J. Phys. Chem. B, 2006, 110, 9012.

12.  N-H…Cl­2-M synthon as structure-directing tool: crystal structures of some perchlorometallates, D. Krishna Kumar, A. Das, and P. Dastidar. Cryst. Growth & Des., 2006, 6, 216.

11   Counteranion-Controlled Water Cluster Recognition in a Protonated Octaamino Cryptand, P. S. Lakshminarayanan, D. Krishna Kumar, and P. Ghosh, Inorg. Chem, 2005, 44, 7540.

10.  Mixed-ligand complexes of ruthenium(II) containing new photoactive or electroactive ligands: synthesis, spectral characterization and DNA interactions, T. Ghosh, B. G. Maiya, A. Samanta, A. D. Shukla, D. A. Jose, D. Krishna Kumar and Amitava Das.  J Biol Inorg Chem (2005) 10, 496.

9.    Strongly Coupled Ruthenium-Polypyridyl Complexes for Efficient Electron Injection in Dye-Sensitized Semiconductor Nanoparticles, G. Ramakrishna, D. A. Jose, D. Krishna Kumar, A. Das, D. K. Palit, and H. N. Ghosh. J. Phys. Chem. B, 2005, 109, 15445.

8.    From diamondoid network to (4,4’) net: Effect of ligand topology on the supramolecular structural diversity. D. Krishna Kumar, D. A. Jose, A. Das, and P. Dastidar. Inorg. Chem, 2005, 44, 6933.

7     First Snapshot of A Nonpolymeric Hydrogelator Interacting with its Gelling solvents. D. Krishna Kumar,  D. A. Jose, A. Das and P. Dastidar. Chem. Comm. 2005, 4059.

6.    Urea and thiourea based efficient colorimetric sensors for oxyanions, D. A. Jose, D. Krishna Kumar, B. Ganguly and A. Das Tetrahedron Letters, 46 (2005) 5343.

5.    Synthesis, Characterization, Physicochemical, and Photophysical Studies of Redox Switchable NIR Dye Derived from a Ruthenium-Dioxolene-Porphyrin System, D. A. Jose, A. D. Shukla, D. Krishna Kumar, B. Ganguly, A. Das. G. Ramakrishna, D. K. Palit, and H. N. Ghosh  Inorg. Chem. 2005, 44, 2414.

4.    How Robust is N-H….Cl2—Cusynthon? Crystal structures of some perchlorocuprates, D. Krishna Kumar, A. Ballabh, A. Jose, P. Dastidar and A. Das, Cryst. Growth. Des., 2005, 5, 651.

3.    Efficient And Simple Colorimetric Fluoride Ion Sensor Based On Receptors Having Urea And Thiourea Binding Sites D. A. Jose, D. Krishna Kumar, B. Ganguly and A. Das. Org. Lett., 2004, 6, 3445.

2.    A Nonpolymeric Hydrogelator Derived from N-(4-Pyridyl) isonicotinamide, D. Krishna Kumar, D. A. Jose, P. Dastidar and A. Das Langmuir 2004, 20, 10413.

1.    Nonpolymeric Hydrogelators Derived from Trimesic Amides D. Krishna Kumar, D. A. Jose, P. Dastidar, and A. Das, Chem. Mater. 2004, 16, 2332.

In media

For ISRAPS bulletin, July 2005 Issue. Article title: Colorimetric sensors for fluoride ion. Authors: D. Amilan Jose, D. Krishna Kumar, Bishwajit Ganguly and Amitava Das