Indian Institute of Technology Kanpur

Department of Chemistry

The Chandra Group

Light-matter interactions and more

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Plasmon–Exciton Interaction at the Nanoscale: Silver Is More “Precious” than Gold!

J. Dey, A. Virdi, M. Chandra*

The Journal of Physical Chemistry Letters 2024, 15(30), 7674-7680

 

Role of AcrAB-TolC and its components in influx–efflux dynamics of QAC drugs in Escherichia coli revealed using SHG spectroscopy

D. Singh, D. Kumar, A. Gayen, M. Chandra*

The Journal of Physical Chemistry Letters 2024, 15(31), 7832-7839

 

Growth Phase Contribution in Dictating Drug Transport and Subcellular Accumulation inside Escherichia coli

D. Kumar, A. Gayen, M. Chandra*

ACS Infectious Diseases 2024, 10 (9), 3233-3244

 

Membrane Permeability Dominates over Electrostatic Interactions in Dictating Drug Transport in Osmotically Shocked Escherichia coli

D. Kumar, A. Gayen, M. Chandra*

The Journal of Physical Chemistry B  2024, 128(20), 4911–4921

 

Large Area Film of Highly Crystalline, Cleavable, and Transferable Semi-Conducting 2D-Imine Covalent Organic Framework on Dielectric Glass Substrate

D. Srivastava, V. Mishra, S. H. Mir, J. Dey, J. Singh, M. Chandra, T. G. Gopakumar*

ACS Applied Materials & Interfaces  2024, 16(23), 30485–30495

 

Simultaneous Harvesting of Multiple Hot Holes via Visible-Light Excitation of Plasmonic Gold Nanospheres for Selective Oxidative Bond Scission of Olefins to Carbonyls

S Swaminathan, JK Bera, M Chandra*

Angewandte. Chemie Int. Ed.2023, 135 (7), e202215933 

 

Tuning nanoscale plasmon–exciton coupling via chemical interface damping

J. Dey, A. Virdi, M. Chandra*

Nanoscale 2023, 15(44), 17879-17888

 

Hypo-osmotic Stress Increases Permeability of Individual Barriers in Escherichia coli Cell Envelope, Enabling Rapid Drug Transport

D. Kumar, A. Gayen, M. Chandra*

ACS Infectious Diseases 2023, 9(12), 2471-2481

 

Subtle structural change in the exciton-forming dye drives plasmon–exciton interaction involving gold nanorods into the strong coupling regime: implications for enhanced optical processes

M. Kumar, R. Arjariya, J. Dey, T.G. Gopakumar, M Chandra*

ACS Applied Nano Materials, 2023, 6(15), 13894-13901

 

Shape dependency of the pasmon–exciton interaction at the nanoscale: interplay between the plasmon local density of states and the plasmon decay rate

M Kumar, J Dey, S Swaminathan, M Chandra*

The Journal of Physical Chemistry C  2022, 126 (18), 7941–7948

 

The pivotal role of hot carriers in plasmonic catalysis of C=N bond forming reaction of amines

S Swaminathan, VG Rao, JK Bera, M Chandra*

Angewandte Chemie Int. Ed. 2021, 133 (22), 12640-12646

 

S. boulardii fails to hold its cell wall integrity against nonpathogenic E. coli: Are probiotic yeasts losing the battle?

S Lenka, D Singh, S Paul, A Gayen, M Chandra*

ACS Infectious Diseases 2021, 7 (4), 733-745

 

Second harmonic generation-based nonlinear plasmonic RI-sensing in solution: the pivotal role of the particle size

MS Verma, M Chandra*

Physical Chemistry Chemical Physics 2021, 23 (45), 25565-25571

 

Nonlinear plasmonic sensing for label-free and selective detection of mercury at picomolar level

MS Verma, M Chandra*

ACS sensors 2020, 5 (3), 645-649

 

Controlling second harmonic generation of gold nanorods: Surface area matters more than aspect ratio

MS Verma, M Kumar, M Chandra*

Chemical Physics Letters 2020, 741, 137112

 

Probing the role of oscillator strength and charge of exciton forming molecular J-aggregates in controlling nanoscale plasmon–exciton interactions

K Das, J Dey, MS Verma, M Kumar, M Chandra*

Physical Chemistry Chemical Physics 2020, 22 (36), 20499-20506

 

Nanoscale plasmon–exciton interaction: the role of radiation damping and mode-volume in determining coupling strength

M Kumar, J Dey, MS Verma, M Chandra*

Nanoscale 2020, 12 (21), 11612-11618

 

Modulation of LSPR spectra and enhanced RI-sensitivity through symmetry breaking in hollow gold nanoprism

J Dey, B Hazra, M Chandra*

The Journal of Chemical Physics 2019, 151 (11), 114706

 

Unveiling the modulating role of extracellular pH in permeation and accumulation of small molecules in subcellular compartments of gram-negative Escherichia coli using nonlinear spectroscopy

A Gayen, D Kumar, S Matheshwaran, M Chandra*

Analytical chemistry 2019, 91 (12), 7662-7671

 

Donor-acceptor styrylisoxazoles: Solvatochromism and large first hyperpolarizability

J Katla, B Hazra, MS Verma, V Palakollu, M Chandra,* S Kanvah*

Chemistry Select 2018, 3 (25), 7416-7421

 

Structure-specific chiroptical responses of hollow gold nanoprisms

B Hazra, J Dey, M Chandra*

Physical Chemistry Chemical Physics 2018, 20 (43), 27675-27683

 

Exploring the coherent interaction in a hybrid system of hollow gold nanoprisms and cyanine dye J-aggregates: role of plasmon-hybridization mediated local electric-field enhancement

K Das, B Hazra, M Chandra*

Physical Chemistry Chemical Physics 2017, 19 (41), 27997-28005

 

Large second harmonic generation from hollow gold nanoprisms: role of plasmon hybridization and structural effects

B Hazra, K Das, M Chandra*

Physical Chemistry Chemical Physics 2017, 19 (28), 18394-18399

 

Hollow gold nanoprism as highly efficient “single” nanotransducer for surface-enhanced Raman scattering applications

B Hazra, K Das, S D Chakraborty, MS Verma, MM Devi, NK Katiyar,  K Biswas, D Senapati, M Chandra*

The Journal of Physical Chemistry C  2016, 120 (44), 25548-25556

 

Plasmon hybridization mediated structure-specific refractive index sensitivity of hollow gold nanoprism in the vis-NIR region

B Hazra, M Chandra*

ACS Sensors 2016, 1 (5), 536-542

   Links

   Indian Institute of Technology Kanpur
   Department of Chemistry, IITK

Address                                            

Manabendra Chandra                            
Southern Laboratories - 213                  
Indian Institute of Technology Kanpur
Kanpur, UP 208016

Contacts                                  

Email: mchandra@iitk.ac.in
Phone: (512) 259-7265