Publications by authors named "Sudhir Kumar Das"

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Ionic liquid-based dual-mode nano-optode for ultra-sensitive detection of perchlorate ions.
Subekchha Pradhan, Upika Darnal, Shraddha Rai, Shubham Lama, Ashish Rai, Sudhir Kumar Das

Analyst· December 2025

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A Donor-π-Donor Type Ratiometric Chromogenic Molecular Optode for Efficient Recognition of Sarin Analog, Diethylchlorophosphate.
Shraddha Rai, Shubham Lama, Subekchha Pradhan, Upika Darnal, Jyoti Chourasia, Sudhir Kumar Das

J Fluoresc· November 2025

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A green light emitting turn-on ionic liquid-based nano-optode for selective and sensitive detection of dextran sulphate.
Shraddha Rai, Shubham Lama, Upika Darnal, Subekchha Pradhan, Sabbir Ahamed, Sudhir Kumar Das

Anal Methods· November 2025

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An Efficient ICT-Based Ratiometric Molecular Chameleon for the Detection of Sarin Surrogte, Diethylchlorophosphate.
Shreya Ali, Sabbir Ahamed, Najmin Tohora, Jyoti Chourasia, Manas Mahato, Sudhir Kumar Das

J Fluoresc· October 2025

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Anion-Induced Blue to Green Color Fluorogenicity inside a Fluorescent Room Temperature Ionic Liquid and Its Implication for the Construction of Molecular Logic Gates.
Sabbir Ahamed, Najmin Tohora, Rajkumar Sahoo, Jyoti Chourasia, Shubham Lama, Sudhir Kumar Das

Chem Asian J· October 2025

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Rapid and sensitive detection of dextran sulfate based on an ionic liquid-based turn-on micro-optode.
Sabbir Ahamed, Shubham Lama, Najmin Tohora, Rajkumar Sahoo, Shraddha Rai, Sudhir Kumar Das

Analyst· October 2025

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A ratiometric green-to-blue emitting Hg ion-responsive ionic liquid-based micro-optode.
Shubham Lama, Sabbir Ahamed, Shraddha Rai, Upika Darnal, Subekchha Pradhan, Sudhir Kumar Das

Analyst· August 2025

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A Yellow Color Emitting Turn-On Detect and Degrade Molecular Optode for Sarin Analog Applicable for Detoxification of Fruits and Vegetables.
Shubham Lama, Sabbir Ahamed, Najmin Tohora, Jyoti Chourasia, Ayan Kumar Mahanty, Sudhir Kumar Das

Luminescence· July 2025

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An anthracene-based symmetrical azine linkage turn-on fluorogenic probe for selective and specific detection of sarin simulant, diethylchlorophosphate.
Anupama Rani Das, Sabbir Ahamed, Jyoti Chourasia, Subekchha Pradhan, Najmin Tohora, Sudhir Kumar Das

Photochem Photobiol· June 2025

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Ratiometric luminescence sensing of bio-macromolecules highly sensitive templated pyrene-based nanoGUMBOS.
Rajkumar Sahoo, Prabal Pramanik, Sudhir Kumar Das, Mintu Halder

Analyst· May 2025

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Hg(II) causes photoluminescence quenching of pyrene inside a blue emitting ionic liquid-derived crystalline nanoball.
Najmin Tohora, Rajkumar Sahoo, Sabbir Ahamed, Jyoti Chourasia, Shubham Lama, Sudhir Kumar Das

Phys Chem Chem Phys· May 2025

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A Violet to Greenish Fluorogenic Ratiometric Probe for Selective and Sensitive Detection of Phosphate (PO ) Ion.
Subekchha Pradhan, Jyoti Chourasia, Akash Deep Jaiswal, Upika Darnal, Najmin Tohora, Sudhir Kumar Das

Luminescence· April 2025

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A ratiometric ionic liquids-based micro-optode for instant and specific detection of nerve agent analog.
Najmin Tohora, Sabbir Ahamed, Jyoti Chourasia, Upika Darnal, Subekchha Pradhan, Sudhir Kumar Das

Mikrochim Acta· April 2025

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A Phenanthroimidazole-Based Luminophore for Selective and Specific Identification of Sarin Simulant, Diethylchlorophosphate.
Tuhina Sultana, Manas Mahato, Najmin Tohora, Sabbir Ahamed, Arpita Maiti, Sudhir Kumar Das

J Fluoresc· March 2025

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A Chromogenic Probe for Detection of Biologically Important Anions and its Implications for Designing Molecular Logic Gates.
Madan Rajbanshi, Manas Mahato, Arpita Maiti, Sabbir Ahamed, Pallobi Sarkar, Sudhir Kumar Das

J Fluoresc· March 2025

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A Chromo-fluorogenic Probe for Selective Detection of Picric Acid Alongside Its Recovery by Aliphatic Amines and Construction of Molecular Logic Gates.
Pallobi Sarkar, Najmin Tohora, Manas Mahato, Sabbir Ahamed, Tuhina Sultana, Sudhir Kumar Das

J Fluoresc· February 2025

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An efficient ESIPT-based ratio-/fluorimetric probe for rapid and sensitive detection of the sarin surrogate diethylchlorophosphate in solution and vapor phases.
Najmin Tohora, Chayan Debnath, Sabbir Ahamed, Jyoti Chourasia, Manas Mahato, Sudhir Kumar Das

Anal Methods· February 2025

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Brightness and AIEE behaviour of methylenebis(4,1-phenylene) linkage electron donor-acceptor-based dyads and their implications for robust quantification of explosive picric acid in both aqueous medium and solid state.
Manas Mahato, Tuhina Sultana, Rajkumar Sahoo, Sabbir Ahamed, Najmin Tohora, Sudhir Kumar Das

Phys Chem Chem Phys· January 2025

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Highly specific and sensitive chromo-fluorogenic detection of sarin, tabun, and mustard gas stimulants: a multianalyte recognition approach.
Najmin Tohora, Sabbir Ahamed, Manas Mahato, Tuhina Sultana, Jyoti Chourasia, Sudhir Kumar Das

Photochem Photobiol Sci· April 2024

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A pyrene-based chromo-fluorogenic probe for specific detection of sarin gas mimic, diethylchlorophosphate.
Jyoti Chourasia, Najmin Tohora, Tuhina Sultana, Manas Mahato, Arpita Maiti, Sudhir Kumar Das

Luminescence· April 2024

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A benzoxazole-triphenylamine conjugated fluorogenic probe for specific detection of sarin gas mimic diethylchlorophosphate.
Tuhina Sultana, Manas Mahato, Najmin Tohora, Sabbir Ahamed, Arpita Maiti, Sudhir Kumar Das

Anal Methods· February 2024

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Highly selective and sensitive chromogenic recognition of sarin gas mimicking diethylchlorophosphate.
Manas Mahato, Tuhina Sultana, Arpita Maiti, Sabbir Ahamed, Najmin Tohora, Sudhir Kumar Das

Anal Methods· February 2024

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Fabrication of a re-useable ionic liquid-based colorimetric organo nanosensor for detection of nerve agents' stimulants.
Najmin Tohora, Sabbir Ahamed, Tuhina Sultana, Manas Mahato, Sudhir Kumar Das

Talanta· January 2024

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Acid-base equilibrium in non-aqueous medium: colorimetric visualization, estimation of acidity constants and construction of molecular logic gates.
Manas Mahato, Arpita Maiti, Sabbir Ahamed, Madan Rajbanshi, Shubham Lama, Sudhir Kumar Das

RSC Adv· January 2024

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A benzoxazole-based turn-on fluorosensor for rapid and sensitive detection of sarin surrogate, diethylchlorophosphate.
Najmin Tohora, Manas Mahato, Tuhina Sultana, Sabbir Ahamed, Sudhir Kumar Das

Anal Chim Acta· May 2023

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