List of publications
2025
60. Malavika S. K. and Das, A. K.* A dual-fluorescence approach for turn-on ammonia and turn-off explosive picric acid detection via ESIPT inhibition: experimental, theoretical, and biological studies, RSC Adv., 2025,15, 32894-32905.
59. Pakrashy, Sourav, Manik Das, Sounik Manna, Sujata Maiti Choudhury, Hazeena Shinziya, Bhriguram Das, Malay Dolai and Das, A. K.,* Development of a natural product-based selective fluorescent sensor for Cu2+ and DNA/protein: insights from docking, DFT, cellular imaging and anticancer activity, Anal. Methods, 2025, 17, 6160-6169.
58. Raksha D. Salian, Das, A. K. and Partha Kumbhakar An MoS2/PEDOT:PSS-based flexible NIR-responsive soft actuator, Mater. Adv., 2025, 6, 4905-4912.
57. S. Vishnu, Das, A. K.,* Gouri Karan and Sujata Maiti Choudhury, Fluorescence Switching via Competitive ESIPT and Spirolactam Ring Opening in a Multifunctional Rhodamine B Probe for Selective Detection of Cu²⁺ and OCl⁻: Theoretical Insights with Anticancer and Biosensor Activity, Mater. Adv., 2025, Accepted Manuscript, DOI: 10.1039/D5MA00517E.
56. Hazeena Shinziya , Das, A. K.,* Malavika S. Kumar, Anish Nag and Malay Dolai, Bimodal Sensor Employing a Novel Approach for Simultaneous Selective Detection of Ni²⁺ and Biomolecules via Turn-On Fluorescence Supported by DFT and Molecular Docking, Sens. Diagn., 2025, Accepted Manuscript, DOI: 10.1039/D5SD00028A.
55. Layered natural oxide based soft actuators for controlling artificial motion by chemical stimulus, Raksha D. Salian a 1, Royston Mathias a 1, Malavika S. Kumar b, Chandra Sekhar Tiwary c, Das, A. K.,* Partha Kumbhakar, Materials Today Chemistry, 45, 2025, 102672.
54. Semwal, K., Das, A. K.,* Recent progress in fluorescent chemosensors for selective aldehyde detection, RSC Adv., 2025, 15, 10005-10021.
53. Malavika S. K., Pakrashy, S., Manna, S., Maiti Choudhury, S., Das, B., Ghosh, A., Seikh, A. H., Malay Dolai, M., and Das, A. K.,* Fluorogenic selective detection of Zn2+ using a pyrazole-ortho-vanillin conjugate: insights from DFT, molecular docking, bioimaging and anticancer applications, Anal. Methods, 2025, 17, 2125.
52. Malavika S. K., Das, A. K.,* Bylappa, Y., and Nag, A., Selective dual-mode detection of reactive oxygen species and metal ions by chemodosimetric vs. chelation pathways: fluorescence ‘turn-on’ with OCl− and Zn2+/Mn2+, employing theoretical, practical, and bioimaging applications, RSC Adv., 2025,15, 6708-6717.
2024
51. Das, A. K.*, Advances in Detecting Non-Steroidal Anti-Inflammatory Drugs (NSAIDs) Using Molecular Receptors and Nanostructured Assemblies, RSC Med. Chem., 2024, Accepted Manuscript, https://doi.org/10.1039/D4MD00661E.
50. Vishnu S, bylappa, Y., Nag, A. Dolai, M., and Das, A. K.* A Dual-Functional Rhodamine B and Azo-Salicylaldehyde Derivative for Simultaneous Detection of Copper and Hypochlorite: Synthesis, Biological Applications and Theoretical Insights, Anal. Methods, 2024, Accepted Manuscript.
49. Hazeena S., Revathi S M., and Das, A. K.,* A rapid investigation of near-infrared (NIR) fluorescent switch-on probes for detection and in cellulo tracking of G quadruplex and double-stranded DNA, RSC Adv., 2024, 14, 30631-30646.
48. Vishnu S, Nag, A. and Das, A. K.*, A versatile sensor capable of ratiometric fluorescence detection of trace water and turn-on detection of Cu2+ modulating the binding interaction of a Cu(ii) complex with BSA and DNA complemented by docking studies, Anal. Methods, 2024, Advance Article, DOI: https://doi.org/10.1039/D4AY00675E.
47. Malavika S. K. and Das, A. K.* “On–off” fluorescence detection of exposed phosgene via pyrazine ring formation on a triphenyl amine backbone supplemented with a theoretical approach and practical environmental applications, New J. Chem., 2024, Advance Article, DOI: https://doi.org/10.1039/D4NJ02319F.
46. Malavika S. K., Dolai, M., and Das, A. K.,*A rapid and selective “on–off” fluorescence detection of lethal pulmonary agent phosgene supplemented with theoretical approach: a cost-effective sensing tool for household bleach and soil analysis, New J. Chem., 2024,48, 9103-9109.
45. Vishnu S., Maity, S., Maity, A. C., Malavika S. K., Dolai, M., Nag, A., bylappa, Y., Dutta, G., Mukherjee, B., Das, A. K.,* Development of a fluorescent scaffold by utilizing quercetin template for selective detection of Hg2+: Experimental and theoretical studies along with live cell imaging, Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 315, 2024, 124249.
44. Das,T., Joseph, E., Malavika S. K., Vishnu, S., Malay Dolai, Das, A. K.,* Deprotection induced modulation of excited state intramolecular proton transfer for selective detection of perborate and ammonia, Microchemical Journal, 199, 2024, 110100.
43. Syeda Sogra, V. Aishwarya, P. S. Chaithra, L. Suchi, S. Abhishek, S. Vishnu, Das, A. K.,* Prompt Study on Recent Advances in the Development Of Colorimetric and Fluorescent Chemosensors for “Nanomolar Detection” of Biologically Important Analytes, Journal of Fluorescence, 2024, accepted manuscript, https://doi.org/10.1007/s10895-023-03552-1.
42. Kumar, M. S., Vishnu S, Dolai, M., Nag, A., bylappa, Y and Das, A. K*., Viscosity sensitive and AIE active bimodal fluorescent probe for selective detection of OCl¯ and Cu2+: dual sensing approach with DFT and biological study with green gram seeds, Anal. Methods, 2024,16, 676-685.
2023
41. Rao, N. P. Vaishnavi, C. M,a Malavika S. K., Vishnu, S, Mukherjee, B., Karthik, N., Dutta, G., and Das, A. K.,* A fast survey on recent developments in designing colorimetric and fluorescent sensors for the selective detection of essential amino acids, Anal. Methods, 2023,15, 2546-2577.
40. Das, G. C., Das, A. K*., Das, D., Maity, T. R., Samanta, A., Alasmary, F. A., Almalki, A. S., Iqbal, A., Dolai, M.,* Ortho-Vanillin based multifunctional scaffold for selective detection of Al3+ and Zn2+ employing molecular logic with DFT study and cell imaging with live Grass pea, Journal of Photochemistry and Photobiology A: Chemistry, Volume 440, 1 June 2023, 114663.
39. Keerthana, P., Das, A. K., Bharath, M., Ghosh, M., Varghese, A., A ratiometric fluorescent sensor based on dual-emissive carbon dot for the selective detection of Cd2+ Journal of Environmental Chemical Engineering, 2023, 11, 109325
38. Joy, F., Chaithra, K.P., Nizam, A., Deepti, A., Baby Chakrapani, P.S., Das, A. K., Vinod, T. P., Nair, Y., A Multi-Stimuli responsive organic luminogen with aggregation induced emission for the selective detection of Zn2+ ions in solution and solid state, Chemical Engineering Journal, 2023, 453, 139798.
2022
37. Das, A. K*., Maity, S., Maity, A.C., and Bhattacharyya, N., Dual mode chemosensor for fluorescence detection of zinc and hypochlorite on fluorescein backbone and cell imaging application, Analytical Methods, 2022, DOI: 10.1039/D2AY00855F.
36. Maity S., Maity, A. C., Das A. K*., Roymahapatraa G., Goswami. S., Mandal, T. K., Colorimetric and theoretical investigation of coumarin based chemosensor for selective detection of fluoride., Journal of Molecular Structure, 2022, 1264, 133228.
2019
35. Das, A. K., Druzhinin, S. I., Ihmels, H., Müller, M., Schönherr, H., Colorimetric and fluorimetric DNA detection with a hydroxystyrylquinolizinium photoacid and its application for cell imaging (2019): Chem. Eur. J., 2019, 25, 12703 – 12707.
34. Das, A. K, Ihmels, H and Kölsch, S. Diphenylaminostyryl-substituted quinolizinium derivatives as fluorescent light-up probes for duplex and quadruplex DNA (2019): Photochem. Photobiol. Sci., 2019,18, 1373-1381.
33. Das, A. K.* Goswami, S., Dolai, M. (2019): Design, synthesis and structural optimization of two click modified butterfly molecules (2019): Aggregation induced ratiometric fluorescence change and ICT associated hydrogen bonding effect in solvatochromic analysis, Journal of Molecular Structure 1181 (2019) 329-337.
2018
32. Dolai, M., Saha,U., Das. A. K.* and G. S. Kumar (2018): Single sensor for multiple analytes employing fluorometric differentiation for Cr3+ and Al3+ in semi-aqueous medium with bio-activity and theoretical Aspects, Anal. Methods, 2018, 10, 4063 - 4072.
2017
31. Das, A. K., Goswami, S. (2017): 2-Hydroxy-1-naphthaldehyde: A versatile building block for the development of sensors in supramolecular chemistry and molecular recognition, Sensors and Actuators B: Chemical., Review article., 2017, 2045, 1062-1125.
30. Das, A. K., Hayashi, N., Shiraishi,Y., Hirai, T. (2017): An antimalarial drug, tafenoquine, as a fluorescent receptor for ratiometric detection of hypochlorite, RSC Adv., 2017, 7, 30453-30458.
2016
29. Das, A. K., Goswami, S., Quah, C. K., Fun, H. K. (2016): Relay recognition of F¯ and a nerve-agent mimic diethyl cyano-phosphonate in mixed aqueous media: discrimination of diethyl cyanophosphonate and diethyl chlorophoasphate by cyclization induced fluorescence enhancement. RSC Adv., 2016, 6, 18711- 18717.
28. Das, A. K., Goswami, S., Dutta, G., Maity, S., Mandal, T. K., Khanra, K., Bhattacharyya N. (2016): Concentration dependent auto-relay-recognition by same analyte: Dual fluorescence switch-on by hydrogen sulfide via Michael addition followed by reduction and staining bio-activity. Org. Biomol.Chem., 2016, 14, 570-576.
2015
27. Das, A. K., Goswami, S., Quah, C. K., Fun, H. K. (2015): Neighbouring group participation of thiol through aldehyde group assisted thiolysis of active ether: ratiometric and vapor phase fast detection of hydrogen sulfide in mixed aqueous media. New J. Chem., 2015, 39, 5669-5675.
26. Goswami, S., Das, A. K., Saha, U., Maity, S., Khanra, K., Bhattacharyya, N. (2015): Rapid detection of hydrazine in naphthol-fused chromenyl loop and its effectiveness in human lung cancer cells: tuning remarkable selectivity via reaction altered pathway supported by theoretical studies. Org. Biomol. Chem., 2015, 13, 2134-2139.
25. Goswami, S., Maity, S., Maity, A. C., Das, A. K., Pakhira, B., Sarkar, S., Khanra, K., Bhattacharyya, N. (2015): ESIPT based Hg2+ and fluoride chemosensor for sensitive and selective ‘turn on’ red signal and cell imaging. RSC Adv., 2015, 5, 5735-5740.
24. Goswami, S., Das, A. K., Manna, A., Maity, A. K., Saha, P., Quah, C. K., Fun, H. K., Abdel Aziz, H. A. (2014): Nanomolar detection of hypochlorite by a rhodamine based chiral hydrazide in absolute aqueous media: application in tap water analysis with live-cell imaging. Analytical Chemistry., 2014, 86 , 6315–6322.
2014
23. Goswami, S., Das, A. K., Pakhira, B., Roy, S. B., Maity, A. K., Saha, P., Sarkar S. (2014): Pyrophosphate selective fluorescent chemosensors: cascade recognition of nuclear stain mimicking DAPI. Dalton Trans., 2014, 43, 12689-12697.
22. Goswami, S., Das, A. K., Maity, A. K., Manna, A., Aich, K., Maity, S., Saha, P., Mandal, T. K. (2014): Visual and Near IR (NIR) Fluorescence detection of Cr3+ in Aqueous Media via Spirobenzopyran ring opening with Application in Logic gate and Bio-imaging. Dalton Trans., 2014, 43, 231-239.
21. Goswami, S., Das, A. K., Manna, A., Maity, A. K., Fun, H. K., Quah, C. K., Saha, Partha. (2014): A colorimetric and ratiometric fluorescent turn-on fluoride chemodosimeter and application in live cell imaging: high selectivity via specific Si–O cleavage in semi aqueous media and prompt recovery of ESIPT along with the Xray structures. Tetrahedron Lett., 2014, 16, 2633-2638.
20. Goswami, S., Maity, S., Maity, A. C., Maity, A. K., Das, A. K., Saha, P. (2014) : A FRET based rhodaminebenzimidazole conjugate as Cu2+ selective colorimetric and ratiometric fluorescence probe with its effective function as cytoplasm marker. RSC. Adv., 2014, 4, 6300-6305.
19. Goswami, S., Manna, A., Paul, S., Das, A. K., Nandi, P. K., Maity, A. K., Saha, P. (2014): A turn on ESIPT probe for rapid and ratiometric fluorogenic detection homocysteine and cysteine in water with live cellimaging. Tetrahedron Lett., 2014, 2, 490-494.
18. Goswami, S., Chakraborty, S., Das, A. K., Manna, A., Bhattacharyya, A., Quah, C. K., Fun, H. K. (2014): Selective Colorimetric and Ratiometric Probe for Ni(II) in Quinoxaline Matrix with the Single Crystal X-ray Structure. RSC. Adv., 2014, 4, 20922-20926.
17. Goswami, S., Maity, S., Maity, A. C., Das, A. K., Fluorometric and naked-eye detectable dual signaling chemodosimeter for hypochlorite. (2014): Sensors and Actuators B., 2014, 204, 741–745.
16. Goswami, S., Maity, S., Maity, A. C., Das, A. K., Khanra, K., Mandal, T. K., Bhattacharyya, N. (2014): A macrocyclic piperazine linked extremely Zn2+ selective fluorescent chemosensor with bio-imaging and for H2PO4¯ sensing. Tetrahedron Lett., 2014, 43, 5993-5997.
15. Goswami, S., Das, A. K., Aich, K., Manna, A., Fun, H. K., Quah, C. K. (2014): Single sensor for multiple analytes: fluorogenic detection of Al3+ in aqueous media and AcO¯ in organic media. Supramolecular Chemistry., 2014, 2, 94–104.
2013
14. Goswami, S., Das, A. K., Maity, S. (2013): ‘PET’ vs. ‘Push-Pull’ induced ICT: A remarkable Coumarinylappended Pyrimidine based Naked Eye Colorimetric and Fluorimetric Sensor for detection of Hg2+ ion in aqueous media with test trip. Dalton Trans., 2013, 42, 16259-16263. ( http://blogs.rsc.org/dt/2013/10/01/mercury-gets-the-red-light)
13. Goswami, S., Das, A. K., Aich, K., Manna, A., Maity, S., Khanra, K., Bhattacharyya N. (2013): Ratiometric and absolute water-soluble fluorescent tripodal zinc sensor and its application in killing human lung cancer cells. Analyst, 2013,138, 4593-4598.
12. Goswami, S., Das, A. K., Aich, K., Manna, A. (2013): Competitive intra- and inter-molecular proton transfer in hydroxynaphthyl benzothiazole: selective ratiometric sensing of acetate. Tetrahedron Lett., 2013, 54, 4215-4220.
11. Goswami, S., Maity, S., Das, A. K., Maity, A. C., Mandal, T. K., Samanta, S. (2013): Remarkable ESIPT induced NIR emission by a selective colorimetric dibenzimidazolo diimine sensor for acetate. Tetrahedron Lett., 2013, 54, 5232–5235.
10. Goswami, S., Manna, A., Paul, S., Aich, K., Das, A. K., Chakraborty, S. (2013) : Highly reactive (<1 min) ratiometric probe for selective ‘naked-eye’ detection of cyanide in aqueous media. Tetrahedron Lett., 2013, 54, 1785–1789.
9. Goswami, S., Manna, A., Maity, A. K., Paul, S., Das, A. K., Das, M. K., Saha, P., Quah C. K., Fun, H. K. (2013): Selective detection and bio-imaging of Pd2+ with novel ‘C–CN’ bond cleavage of cyano-rhodamine, cyanation with diaminomaleonitrile. Dalton Trans., 2013, 42, 12844–12848.
8. Goswami, S., Manna, A., Paul, S., Das, A. K., Aich, K., Nandi, P. K. (2013) : Resonance-assisted hydrogen bonding induced nucleophilic addition to hamper ESIPT: ratiometric detection of cyanide in aqueous media. Chem. Commun., 2013, 49, 2912-2914.
7. Goswami, S., Manna, A., Paul, S., Aich, K., Das, A. K., Chakraborty, S. (2013): Dual channel selective fluorescence detection of Al(III) and PPi in aqueous media with an ‘off–on–off’ switch which mimics molecular logic gates (INHIBIT and EXOR gates). Dalton Trans., 2013, 42, 8078–8085.
6. Goswami, S., Aich, K., Das, A. K., Manna, A., Das, S. (2013): A naphthalimide–quinoline based probe for selective, fluorescence ratiometric sensing of trivalent ions. RSC Adv., 2013, 3, 2412-2416.
5. Goswami, S., Aich, K., Das, S., Das, A. K., Mannaa, A., Halder, S. (2013): A highly selective and sensitive probe for colorimetric and fluorogenic detection of Cd2+ in aqueous media. Analyst, 2013, 138, 1903–1907.
4. Goswami, S., Sen, D., Das, A. K., Das, N. K., Aich, K., Fun, H. K., Quah, C. K., Maity, A. K., Saha, P. (2013) : A new rhodamine-coumarin Cu2+ selective colorimetric and ‘off–on’ fluorescence probe for effective use in chemistry and bioimaging along with its bound X-ray crystal structure. Sensors and Actuators B: Chemical, 2013, 183, 518–525.
3. Goswami, S., Maity, S., Das, A. K., Maity, A. C. (2013): Single chemosensor for highly selective colorimetric and fluorometric dual sensing of Cu(II) as well as ‘NIRF’ to acetate ion. Tetrahedron Lett., 2013, 48, 6631- 6634.
2. Goswami, S., Aich, K., Das, S., Das, A. K., Sarkar, D., Panja, S., Mondal, T. K., Mukhopadhyay S. (2013): A red fluorescence ‘off-on’ molecular switch for selective detection of Al3+, Fe3+ and Cr3+: experimental and theoretical studies along with living cell imaging. Chem. Commun., 2013, 49, 10739-10741.
2012
1. Goswami, S., Das, A. K., Sen, D., Aich, K., Fun, H. K., Quah, C. K. (2012) : A simple naphthalene-based colorimetric sensor selective for acetate. Tetrahedron Lett., 2012, 53, 4819–4823.
Book/book chapter
1.Title of the book chapter: “Chemosensors development for selective detection of biologically relevant small molecules and bio-molecules” in the Springer book on "Modern Techniques in Biosensors: Detection Methods and Commercial Aspects" in 2020. Print ISBN: 978-981-15-9611-7, Electronic ISBN: 978-981-15- 9612-4, Authors: Avijit Kumar Das and Nathan D. McClenaghan.
2. Title of the book chapter: “Nanobiosensors for COVID-19 ” in the Springer book on "Next-Generation Nanobiosensor Devices for Point-Of-Care Diagnostics " in 2023. Print ISBN: 978-981-19-7129-7 , Electronic ISBN: 978-981-19-7130-3 , Authors: Avijit Kumar Das and KARTHIK. N. .
3. Title of the book chapter: “Recent Progress on the Development of Chemosensors ” in the Springer book on "Next-Generation Nanobiosensor Devices for Point-Of-Care Diagnostics " in 2023. Print ISBN: 9978-981-19-7129-7, Electronic ISBN: 978-981-19-7130-3, Authors: Tiasa Das, Sanskar Jain & Avijit Kumar Das .