Search Results - "Joshi, Sunita"

Synthesis, solvatochromism and electric dipole moment study of coumarin-fused quinoline: experimental and quantum chemical computational investigations by Joshi, Sunita

“…A new coumarin-fused quinoline push–pull fluorescent probe was designed, synthesized and characterized using 1 H NMR, 13 C NMR and mass spectrometry analysis…”
Get full text

Experimental and theoretical study: Determination of dipole moment of synthesized coumarin–triazole derivatives and application as turn off fluorescence sensor: High sensitivity for iron(III) ions by Joshi, Sunita, Kumari, Santosh, Bhattacharjee, Rituparna, Sarmah, Amrit, Sakhuja, Rajeev, Pant, Debi D.

“…Electronic absorption and fluorescence spectra of two synthesized coumarin–triazole based probes (S)-(1-((7-hydroxy-2-oxo-2H-chromen-4-yl)…”
Get full text

Detection of Hg2+ ions in aqueous medium using an indole-based fluorescent probe: Experimental and theoretical investigations by Joshi, Sunita, Kumari, Santosh, Sarmah, Amrit, Pant, Debi D., Sakhuja, Rajeev

“…Mercury pollution is a widespread danger to human health and environment. Due to limitations associated with the existing Hg2+ chemosensors, development of…”
Get full text

Estimation of ground and excited state dipole moments of synthesized coumarin derivative [N-(2-oxo-2H-chromen-4-yl)imino]triphenyl-phosphorane by Joshi, Sunita, Kumari, Santosh, Bhattacharjee, Rituparna, Sakhuja, Rajeev, Pant, Debi D.

“…Electronic absorption and fluorescence spectra of coumarin derivative [N-(2-oxo-2H-chromen-4-yl)imino] triphenyl phosphorane have been recorded at room…”
Get full text

Physicochemical and Ion-Sensing Properties of Benzofurazan-Appended Calix[4]arene in Solution and on Gold Nanoparticles: Spectroscopy, Microscopy, and DFT Computations in Support of the Species of Recognition by Uttam, Bhawna, Hussain, M. Althaf, Joshi, Sunita, Rao, Chebrolu Pulla

“…A calix[4]­arene conjugate (L) functionalized at the lower rim with a benzofurazan fluorophore (NBD) and at the upper rim with a thioether moiety has been…”
Get full text

Solvatochromatic shift of absorption and fluorescence spectra of 6-methoxyquinoline: Estimation of ground and excited state dipole moments by Varma Y, Tej, Joshi, Sunita, Pant, Debi D.

“…Electronic absorption and fluorescence spectra of protonated 6-methoxyquinoline (6MQ+) and neutral 6-methoxyquinoline (6MQ) have been recorded at room…”
Get full text

Highly sensitive fluorescent imidazolium-based sensors for nanomolar detection of explosive picric acid in aqueous medium by Kumari, Santosh, Joshi, Sunita, Cordova-Sintjago, Tania C., Pant, Debi D., Sakhuja, Rajeev

“…[Display omitted] Two novel fluorescent coumaryl linked imidazolium salts have been synthesized, characterized and found to be highly selective for nanomolar…”
Get full text

Ground and excited state dipole moments of quinine sulfate dication: Solvatochromic shift of absorption and fluorescence spectra by Joshi, Sunita, Pant, Debi D.

“…Electronic absorption and fluorescence spectra of quinine sulfate dication (QSD) have been recorded at room temperature in a wide range of solvents of…”
Get full text

Solvatochromic shift and estimation of dipole moment of quinine sulfate by Joshi, Sunita, Pant, Debi D.

“…The absorption and fluorescence spectra of quinine sulfate (QS) have been recorded at room temperature in wide range of solvents of different polarities. The…”
Get full text

Highly Selective Sensing of Li+ in H2O/CH3CN via Fluorescence ‘Turn-on’ Response of a Coumarin-Indole Linked Dyad: an Experimental and Theoretical Study by Kumari, Santosh, Joshi, Sunita, Sarmah, Amrit, Pant, Debi, Sakhuja, Rajeev

“…A coumarin-indole dyad, N -((7-hydroxy-2-oxo-2 H -chromen-4-yl)methyl)-1 H -indole-2-carboxamide has been synthesized and characterized by 1 H-NMR and 13…”
Get full text

Steady state and time-resolved fluorescence spectroscopy of quinine sulfate dication bound to sodium dodecylsulfate micelles: Fluorescent complex formation by Joshi, Sunita, Pant, Debi D.

“…Interaction of quinine sulfate dication (QSD) with anionic, sodium dodecylsulphate (SDS) surfactant has been studied at different premicellar, micellar and…”
Get full text

Interaction of quinine sulfate with anionic micelles of sodium dodecylsulfate: A time-resolved fluorescence spectroscopy at different pH by Joshi, Sunita, Pant, Debi D.

“…[Display omitted] •Photophysical properties of quinine sulfate have been monitored in micellar medium at three different pH.•Polarity, viscosity, refractive…”
Get full text

Dominant Negative Consequences of a HERG 1B Mutation Associated with Intrauterine Fetal Death by Jones, David K., Joshi, Sunita, Liu, Fang, Robertson, Gail A.

Get full text

Solvent effect on absorption and fluorescence spectra of cinchonine and cinchonidine dications: Estimation of ground and excited state dipole moments by experimental and numerical studies by Sharma, Ritika, Joshi, Sunita, Bhattacharjee, Rituparna, Pant, Debi D.

“…Absorption and fluorescence spectra of dications of cinchonine (C2+) and cinchonidine (Cd2+) have been measured at room temperature in solvents of different…”
Get full text

Classroom by Joshi, Sunita, Dhamija, Neeru

“…In this section of Resonance , we invite readers to pose questions likely to be raised in a classroom situation. We may suggest strategies for dealing with…”
Get full text

Solvatochromic shift and estimation of dipole moment of synthesized coumarin derivative: Application as sensor for fluorogenic recognition of Fe3+ and Cu2+ ions in aqueous solution by Joshi, Sunita, Kumari, Santosh, Sarmah, Amrit, Sakhuja, Rajeev, Pant, Debi D.

“…(S)-4-((4-((3-amino-2-oxo-4-phenylbutoxy)methyl)-1H-1,2,3-triazol-1-yl)methyl)-7 hydroxy-2H-chromen-2-one hydrochloride was synthesized and characterized by…”
Get full text

Dominant negative consequences of a hERG 1b-specific mutation associated with intrauterine fetal death by Jones, David K., Liu, Fang, Dombrowski, Natasha, Joshi, Sunita, Robertson, Gail A.

“…The human ether-a-go-go related gene (hERG) encodes two subunits, hERG 1a and hERG 1b, that combine in vivo to conduct the rapid delayed rectifier potassium…”
Get full text

Estimation of ground and excited-state dipole moments of synthesized coumarin derivative, (S)-(1-((7-hydroxy-2-oxo-2H-chromen-4-yl)methyl)-1H-1,2,3-triazol-4-yl)methyl 2-(((9H-fluoren-9-yl)methoxy)cabonylamino)-3-phenylpropanoate from a solvatochromic shift and theoretical methods by Joshi, Sunita, kumari, Santosh, Bhattacharjee, Rituparna, Sakhuja, Rajeev, Pant, Debi D.

“…The electronic absorption and fluorescence spectra of coumarin derivative,…”
Get full text

Steady state and time-resolved fluorescence spectroscopy of quinine sulfate dication in ionic and neutral micelles: Effect of micellar charge on photophysics by Joshi, Sunita, Y, Tej Varma, Pant, Debi D.

“…•Effects of micellar surface charge on photophysics of quinine sulfate have been investigated.•The fluorescence decay time is more in anionic surfactant…”
Get full text

Effect of nanosize micelles of ionic and neutral surfactants on the photophysics of protonated 6-methoxyquinoline: Time-resolved fluorescence study by Tej Varma, Y., Joshi, Sunita, Pant, Debi D.

“…[Display omitted] •Photophysical properties of protonated 6-methoxyquinoline have been monitored in micellar medium.•Polarity, viscosity, refractive index and…”
Get full text