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Chayan Kumar De
Chayan Kumar De
Research Scholar
Verified email at iiserkol.ac.in - Homepage
Title
Cited by
Cited by
Year
On the molecular origin of photoluminescence of nonblinking carbon dot
A Das, V Gude, D Roy, T Chatterjee, CK De, PK Mandal
The Journal of Physical Chemistry C 121 (17), 9634-9641, 2017
772017
Highly photoluminescent InP based core alloy shell QDs from air-stable precursors: Excitation wavelength dependent photoluminescence quantum yield, photoluminescence decay …
CK De, T Routh, D Roy, S Mandal, PK Mandal
The Journal of Physical Chemistry C 122 (1), 964-973, 2018
632018
Extent of Shallow/Deep Trap States beyond the Conduction Band Minimum in Defect-Tolerant CsPbBr3 Perovskite Quantum Dot: Control over the Degree of …
S Mandal, S Mukherjee, CK De, D Roy, S Ghosh, PK Mandal
The Journal of Physical Chemistry Letters 11 (5), 1702-1707, 2020
572020
“Where does the fluorescing moiety reside in a carbon dot?”–Investigations based on fluorescence anisotropy decay and resonance energy transfer dynamics
A Das, D Roy, CK De, PK Mandal
Physical Chemistry Chemical Physics 20 (4), 2251-2259, 2018
342018
Why Does the Photoluminescence Efficiency Depend on Excitation Energy in Case of a Quantum Dot? A Case Study of CdSe-Based Core/Alloy Shell/Shell Quantum Dots Employing …
D Roy, A Das, CK De, S Mandal, PR Bangal, PK Mandal
The Journal of Physical Chemistry C 123 (11), 6922-6933, 2019
332019
Near-Unity Photoluminescence Quantum Yield and Highly Suppressed Blinking in a Toxic-Metal-Free Quantum Dot
S Ghosh, S Mandal, S Mukherjee, CK De, T Samanta, M Mandal, D Roy, ...
The Journal of Physical Chemistry Letters 12 (5), 1426-1431, 2021
322021
Nearly suppressed photoluminescence blinking of small-sized, blue–green–orange–red emitting single CdSe-based core/gradient alloy shell/shell quantum dots: correlation between …
D Roy, S Mandal, CK De, K Kumar, PK Mandal
Physical Chemistry Chemical Physics 20 (15), 10332-10344, 2018
312018
Suppressed Blinking under Normal Air Atmosphere in Toxic-Metal-Free, Small Sized, InP-Based Core/Alloy-Shell/Shell Quantum Dots
CK De, D Roy, S Mandal, PK Mandal
The Journal of Physical Chemistry Letters 10 (15), 4330-4338, 2019
232019
Ultrafast Dynamics and Ultrasensitive Single-Particle Intermittency in Small-Sized Toxic Metal Free InP-Based Core/Alloy-Shell/Shell Quantum Dots: Excitation Wavelength …
CK De, S Mandal, D Roy, S Ghosh, A Konar, PK Mandal
The Journal of Physical Chemistry C 123 (46), 28502-28510, 2019
222019
Instantaneous, room-temperature, open-air atmosphere, solution-phase synthesis of perovskite quantum dots through halide exchange employing non-metal based inexpensive HCl/HI …
S Mandal, D Roy, CK De, S Ghosh, M Mandal, A Das, PK Mandal
Nanoscale Advances 1 (9), 3506-3513, 2019
172019
Unravelling halide-dependent charge carrier dynamics in CsPb (Br/Cl) 3 perovskite nanocrystals
S Mandal, S Ghosh, S Mukherjee, CK De, D Roy, T Samanta, PK Mandal
Nanoscale 13 (6), 3654-3661, 2021
142021
Innovative Strategy Toward Red Emission: Single-Benzenic, Ultrasmall meta-Fluorophores
M Mandal, T Chatterjee, D Roy, A Das, CK De, S Mandal, S Ghosh, A Sen, ...
The Journal of Physical Chemistry C 124 (49), 27049-27054, 2020
112020
Excitation-Energy-Dependent Photoluminescence Quantum Yield is Inherent to Optically Robust Core/Alloy-Shell Quantum Dots in a Vast Energy Landscape
D Roy, S Ghosh, CK De, S Mukherjee, S Mandal, PK Mandal
The Journal of Physical Chemistry Letters 13 (10), 2404-2417, 2022
102022
What type of nanoscopic environment does a cationic fluorophore experience in room temperature ionic liquids?
A Ghosh, CK De, T Chatterjee, PK Mandal
Physical Chemistry Chemical Physics 17 (25), 16587-16593, 2015
102015
Near-Ergodic CsPbBr3 Perovskite Nanocrystal with Minimal Statistical Aging
S Mandal, S Ghosh, S Mukherjee, D Roy, CK De, K Mukhuti, PK Mandal
The Journal of Physical Chemistry Letters 12 (41), 10169-10174, 2021
72021
Mechanisms of transcription control by distal enhancers from high-resolution single-gene imaging
L Cheng, C De, J Li, A Pertsinidis
bioRxiv, 2023.03. 19.533190, 2023
62023
Correlation between size of nano-aggregates and excitation wavelength dependent fluorescence emission in room temperature ionic liquids: A case study with emim [FAP]
A Ghosh, CK De, T Chatterjee, A Das, D Roy, T Routh, PK Mandal
Chemical Physics Impact 3, 100054, 2021
52021
Ultrafast dynamics and ultrasensitive single particle spectroscopy of optically robust core/alloy shell semiconductor quantum dots
D Roy, CK De, S Ghosh, S Mukherjee, S Mandal, PK Mandal
Physical Chemistry Chemical Physics 24 (15), 8578-8590, 2022
42022
Beneficial Intrinsic Hole Trapping and Its Amplitude Variation in a Highly Photoluminescent Toxic-Metal-Free Quantum Dot
S Ghosh, S Mukherjee, S Mandal, CK De, S Mardanya, A Saha, ...
The Journal of Physical Chemistry Letters 14 (1), 260-266, 2023
32023
Hydrophobicity-Dependent Heterogeneous Nanoaggregates and Fluorescence Dynamics in Room-Temperature Ionic Liquids
CK De, A Ghosh, PK Mandal
The Journal of Physical Chemistry B 126 (7), 1551-1557, 2022
22022
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