DALL·E 2024-12-19 15.47.39 - A visually engaging chemistry-themed background for a website

Publications

Number of Citations : 6203

h index : 43

Number of Papers Published : 244

Number of patents : 4

Number of Papers published in conference proceedings : 20

Number of Papers presented in International and National conferences : 95

2025

2026

244

AbhijnaKrishna, R.; Fu, Y. T.; Wu, S.P.; Velmathi, S. A Non-Peptidic Fluorescent Probe for In Vitro Detection of Chymotrypsin. ACS Appl. Bio Mater. 2026, 9 (7), 3326–3335. https://doi.org/10.1021/acsabm.5c02288

243

Lalitha, R.; Kumar, R. R.; Lu, Y.-H.; Wu, S.P.; Velmathi, S. A Turn-On Fluorescent Probe for Selective Detection of Peroxynitrite via Electrophilic Addition Mechanism and Cellular Imaging. Discover Sensors 2026, 2 (1), 13. https://doi.org/10.1007/s44397-026-00044-2

242

Lalitha, R.; Hung, Y.-F.; Wu, S.P.; Velmathi, S. A Mitochondria-Targeted Fluorescent Probe for Nanomolar Cysteine Detection via an ICT Mechanism in Living Cells and Zebrafish. ACS Appl. Bio Mater. 2026, 9 (2), 1076–1082. https://doi.org/10.1021/acsabm.5c02065

241

R. Udhayakumar, R. AbhijnaKrishna, R. Kumar, S. Velmathi, Excited state intramolecular proton transfer based anthracene imidazole probe for the colorimetric detection of cobalt in real samples, J. Photochem. Photobiol. A Chem. 2026, 474, 116959. https://doi.org/10.1016/j.jphotochem.2025.116959.

2025

240

K. Magesh, S.P. Wu, S. Velmathi, Development of a near-infrared fluorescent probe for CYP1A1 detection: Insights from lung and cervical cancer cell line studies, Sensors Actuators B Chem. 2025, 441, 138011. https://doi.org/10.1016/j.snb.2025.138011.

239

D. Majhi, N.N. Das, S. Sarkar, M. Chakraborty, S. Velmathi, How Does the Structural Organization of a Cyclic Ammonium Ionic Liquid Differ from That of Acyclic Branched Ammonium Ionic Liquids, J. Phys. Chem. B 2025, 129, 9688–9698. https://doi.org/10.1021/acs.jpcb.5c03833.

238

R. AbhijnaKrishna, S.P. Wu, S. Velmathi, Photophysical Insights and Polarity Dynamics of 4-Diethylamino Salicylaldehyde-Based Fluorescent Molecules and Their Application as Mitochondrial and Endoplasmic Reticulum Tracker Agents, ACS Appl. Opt. Mater. 2025, 3, 1278–1286. https://doi.org/10.1021/acsaom.5c00089.

237

R. AbhijnaKrishna, Y.H. Lu, S.P. Wu, S. Velmathi, Comparative Study of Fluorophores for Precise Dopamine Detection and Investigation of Its Association with Stress and Coffee Addiction in HEK 293 Cells, ACS Appl. Bio Mater. 2025, 8, 5580–5591. https://doi.org/10.1021/acsabm.5c00039.

236

N. Nivetha, J.D. Hamid, A.N. Simha, D. Devegowda, R. Ramu, S. Velmathi, Natural product-inspired [3 + 2] cycloaddition-based spirooxindoles as dual anticancer agents: synthesis, characterization, and biological evaluation by in vitro and in silico methods, RSC Med. Chem. 2024, 16, 137–156. https://doi.org/10.1039/d4md00634h.

235

N.N. Das, S. Mula, D. Rajendrababu, S. Velmathi, D. Majhi, Enhancement of the triplet photosensitizing ability of BODIPY dyes by controlled red-shifted H-aggregate formation using ionic liquids: insights from spectroscopy, microscopy, DFT and biological studies, Phys. Chem. Chem. Phys. 2025, 27, 17384–17398. https://doi.org/10.1039/d5cp01890k.

234

M. Sivanantham, J. Jacob Stanley, K. Muthu, S. Velmathi, G.C. Senadi, M. Ramasamy, Radical cascade cyclization of amino acid-tethered 1,6-enynones with sulfonyl hydrazides for N-terminal modification: synthesis of functionalized succinimide derivatives, RSC Adv. 2025, 15, 27486–27492. https://doi.org/10.1039/d5ra04754d.

233

R. AbhijnaKrishna, Y.H. Lu, S.P. Wu, S. Velmathi, Comparative Study of Fluorophores for Precise Dopamine Detection and Investigation of Its Association with Stress and Coffee Addiction in HEK 293 Cells, ACS Appl. Bio Mater. 2025, 8, 5580–5591. https://doi.org/10.1021/acsabm.5c00039.

232

N. Nivetha, J.D. Hamid, A.N. Simha, D. Devegowda, R. Ramu, S. Velmathi, Natural product-inspired [3 + 2] cycloaddition-based spirooxindoles as dual anticancer agents: synthesis, characterization, and biological evaluation by in vitro and in silico methods, RSC Med. Chem. 2024, 16, 137–156. https://doi.org/10.1039/d4md00634h.

231

N.N. Das, S. Mula, D. Rajendrababu, S. Velmathi, D. Majhi, Enhancement of the triplet photosensitizing ability of BODIPY dyes by controlled red-shifted H-aggregate formation using ionic liquids: insights from spectroscopy, microscopy, DFT and biological studies, Phys. Chem. Chem. Phys. 2025, 27, 17384–17398. https://doi.org/10.1039/d5cp01890k.

230

M. Sivanantham, J. Jacob Stanley, K. Muthu, S. Velmathi, G.C. Senadi, M. Ramasamy, Radical cascade cyclization of amino acid-tethered 1,6-enynones with sulfonyl hydrazides for N-terminal modification: synthesis of functionalized succinimide derivatives, RSC Adv. 2025, 15, 27486–27492. https://doi.org/10.1039/d5ra04754d.

229

R. Lalitha, V.H. Vivek, Y.H. Lu, S.P. Wu, S. Velmathi, An isophorone-derived AIE-active probe for peroxynitrite detection and bioimaging applications, RSC Adv. 2025, 15, 24381–24392. https://doi.org/10.1039/d5ra02185e.

228

N. Nivetha, J. Venkatesan, D. Murugan, L. Rangasamy, S.P. Wu, S. Velmathi, New spirooxindole pyrrolidine/pyrrolizidine analogs: design, synthesis, and evaluation as an anticancer agent, RSC Adv. 2025, 15, 16623–16634. https://doi.org/10.1039/d5ra01632k.

227

K. Magesh, S.P. Wu, S. Velmathi, A near-infrared julolidine probe for visualization of mitochondrial peroxynitrite in living cells, Org. Biomol. Chem. 2025, 23, 4142–4151. https://doi.org/10.1039/d5ob00036j.

226

G. Balamurugan, W. Zhang, Y.W. Choi, J.M. Park, S. Velmathi, J.S. Park, Unmasking the role of anion-π bonding - A new paradigm for iodide selective organic probes, Dye. Pigment. 2025, 232, 112498. https://doi.org/10.1016/j.dyepig.2024.112498.

2024

225

Anusuyadevi, K.; Bose, A. C.; Velmathi, S. Single Step Solid State Synthesis of Carbon Nanoparticles for Instantaneous Detection of Fe (III) in Water Samples. J. Fluoresc. 2024, 34 (5), 2219–2227.

224

Lo, Y. P.; Nivetha, N.; Velmathi, S.; Wu, S. P. A Near-Infrared Fluorescent Probe with a Substantial Stokes Shift Designed for the Detection and Imaging of β-Galactosidase within Living Cells and Animals. Methods 2024, 222, 10–18.

223

Shalini, S. S.; Balamurugan, R.; Velmathi, S.; Bose, A. C. Structural and Electrochemical Characterization of Manganese Metal Organic Framework as an Effective Electrode for Supercapacitor Application. AIP Conf. Proc. 2024, 2995 (1), 020187.

222

Balamurugan, R.; Shalini, S. S.; Velmathi, S.; Bose, A. C. Systematic Investigation on Electrochemical Performance of Temperature-Assisted Cobalt Metal-Organic Framework for Pseudocapacitor Electrode Application. AIP Conf. Proc. 2024, 2995 (1), 020188.

221

Naha, S.; Velmathi, S. A Fluorescence Turn “On-Off” Imaging Probe for Sequential Detection of Al3+ and L-Cysteine in HeLa Cells. Methods 2024, 221, 27–34.

220

Lalitha, R.; Velmathi, S. A Study of Small Molecule-Based Rhodamine-Derived Chemosensors and Their Implications in Environmental and Biological Systems from 2012 to 2021: Latest Advancement and Future Prospects. J. Fluoresc. 2024, 34 (1), 15–118.

219

Lai, C. K.; Magesh, K.; Velmathi, S.; Wu, S. P. Development of a Xanthene-Based NIR Fluorescent Probe for Accurate and Sensitive Detection of γ-Glutamyl Transpeptidase in Cancer Diagnosis and Treatment. J. Mater. Chem. B 2024, 201–206. https://doi.org/10.1039/d4tb01841a.

218

Lai, C. K.; Magesh, K.; Velmathi, S.; Wu, S. P. Development of a Xanthene-Based NIR Fluorescent Probe for Accurate and Sensitive Detection of γ-Glutamyl Transpeptidase in Cancer Diagnosis and Treatment. J. Mater. Chem. B 2024, 201–206. https://doi.org/10.1039/d4tb01841a.

217

Nivetha, N.; Don Hamid, J.; Simha N, A.; Devegowda, D.; Ramu, R.; Velmathi, S. Natural Product-Inspired [3 + 2] Cycloaddition-Based Spirooxindoles as Dual Anticancer Agents: Synthesis, Characterization, and Biological Evaluation by in Vitro and in Silico Methods. RSC Med. Chem. 2024. https://doi.org/10.1039/d4md00634h

216

AbhijnaKrishna, R.; Valoor, A.; Velmathi, S. Environmentally Sustainable Detection of Arsenic Using Convolutional Neural Networks and Imidazole-Based Organic Probes: Application in Food Samples and Arsenic Album. Chem. Res. Toxicol. 2024, 37 (12), 1934–1943. https://doi.org/10.1021/acs.chemrestox.4c00200.

215

AbhijnaKrishna, R.; Valoor, A.; Wu, S. P.; Velmathi, S. Next-Generation Phosgene Detection: Convolutional Neural Network with Triphenylamine and N-Salicylaldehyde Probes for Enhanced Sensitivity and Bioimaging. Ind. Eng. Chem. Res. 2024. https://doi.org/10.1021/acs.iecr.4c03836.

214

AbhijnaKrishna, R.; Wu, S. P.; Velmathi, S. On-Spot Detection of Diethylchlorophosphate through Device Fabrication, Pen and Spray Method Based on Intramolecular Charge Transfer Modulated Sensor Molecule Extending Application to Cell Imaging. Microchem. J. 2024, 205 (July), 111369. https://doi.org/10.1016/j.microc.2024.111369.

213

AbhijnaKrishna, R.; Yuvarani, M.; Wu, S. P.; Velmathi, S. Dual-Mode Sensing with L-Phenylalanine-Stabilized Copper Nanoparticles: Real-Time Detection of Fe3+ and PH Monitoring. Nano-Structures and Nano-Objects 2024, 40 (May), 101357. https://doi.org/10.1016/j.nanoso.2024.101357.

212

AbhijnaKrishna, R.; Velmathi, S. Exploring Fluorescent and Colorimetric Probes for Analyte Detection: Utilizing It in Live Cell Imaging and Real-Time Sample Analysis. Inorganica Chim. Acta 2024, 567 (March), 122039. https://doi.org/10.1016/j.ica.2024.122039.

211

Lalitha, R.; Wu, S. P.; Velmathi, S. Ratiometric Fluorescent Probe for the Detection of Nanomolar Phosgene in Solution and Gaseous Phase: Advancing Crime Detection Applications. Chem. Res. Toxicol. 2023, 36 (12), 2010–2018. https://doi.org/10.1021/acs.chemrestox.3c00281.

210

Magesh, K.; Yueh Hsun, L.; Wu, S. P.; Velmathi, S. Mitochondrial Targetable Turn-On Fluorescent Probe for Fast Detection of NAD(P)H in Living Cells and In Vivo. ACS Appl. Bio Mater. 2024, 7 (8), 5679–5688. https://doi.org/10.1021/acsabm.4c00755.

209

Magesh, K.; Wu, S. P.; Velmathi, S. Turn-on Fluorescent Probe for Ultrafast Detection of Phosgene in the Environment and Household Bleach; Its Applications in Live Cell Imaging. Microchem. J. 2024, 201 (April), 110686. https://doi.org/10.1016/j.microc.2024.110686.

208

AbhijnaKrishna, R.; Lu, Y. H.; Wu, S. P.; Velmathi, S. Sensitive Detection of Sulfur Mustard Poisoning via N-Salicylaldehyde Naphthyl Thiourea Probe and Investigation into Detoxification Scavengers. ACS Appl. Bio Mater. 2024, 7 (12), 8341–8350. https://doi.org/10.1021/acsabm.4c01143.

2023

207

Nivetha, N.; Patil, S. M.; Ramu, R.; Sreenivasa, S.; Velmathi, S. Stereoselective Synthesis of Highly Functionalized Aminobenzothiazole-Fused Spirooxindole Derivatives: In Silico and in Vitro Anti-Diabetic Studies. Synthesis (Stuttg) 2023, 55 (24), 4145–4162. https://doi.org/10.1055/a-2161-0283.

206

Abhijnakrishna, R.; Magesh, K.; Ayushi, A.; Velmathi, S. Advances in the Biological Studies of Metal-Terpyridine Complexes: An Overview From 2012 to 2022. Coord Chem Rev 2023, 496, 215380. https://doi.org/10.1016/j.ccr.2023.215380.

205

Lalitha, R.; Wu, S. P.; Velmathi, S. Ratiometric Fluorescent Probe for the Detection of Nanomolar Phosgene in Solution and Gaseous Phase: Advancing Crime Detection Applications. Chem Res Toxicol 2023, 36 (12), 2010–2018. https://doi.org/10.1021/acs.chemrestox.3c00281.

204

Anusuyadevi, K.; Balamurugan, R.; Chandra Bose, A.; Velmathi, S. Facile Single Step Synthesis of Carbon Nano-Sponges as a Fluorimetric Sensor for 4-Nitroaniline and Pseudocapacitor. Mater Today Chem 2023, 32, 101659. https://doi.org/10.1016/j.mtchem.2023.101659.

203

Lalitha, R.; Pao Wu, S.; Velmathi, S. Two Benzocoumarin-Based Hydrazine Chemodosimeters and Their Application in Monitoring Trace Levels of Hydrazine in Soil, Water, and Urine Samples. J Photochem Photobiol A Chem 2023, 442, 114795. https://doi.org/10.1016/j.jphotochem.2023.114795.

202

Vijay, N.; Magesh, K.; M, R. L.; Velmathi, S. Recent Advancements in the Design and Development of Near Infrared (NIR) Emitting Fluorescent Probes for Sensing and Their Bio-Imaging Applications. Curr Org Synth 2023, 20 (1), 114–175. https://doi.org/10.2174/1570179419666220308145901.

201

Anusuyadevi, K.; Velmathi, S. Expeditious Fluorimetric Detection of Bilirubin by Simple Imidazole Derived Luminophore and It’s Pragmatic Applicability in Spiked Biological Fluids. Anal Chim Acta 2023, 1239, 340678. https://doi.org/10.1016/j.aca.2022.340678.

200

Magesh, K.; Vijay, N.; Wu, S. P.; Velmathi, S. Dual-Responsive Benzo-Hemicyanine-Based Fluorescent Probe for Detection of Cyanide and Hydrogen Sulfide: Real-Time Application in Identification of Food Spoilage. J Agric Food Chem 2023, 71 (2), 1190–1200. https://doi.org/10.1021/acs.jafc.2c05567.

199

Magesh, K.; Singh, S.; Wu, S. P.; Velmathi, S. One-Step Synthesis of a PH Switched Pyrene-Based Fluorescent Probe for Ratiometric Detection of HS − in Real Water Samples. Analytical Methods 2023, 15 (33), 4159–4167. https://doi.org/10.1039/D3AY00987D.