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Shrawan Roy
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Local strain induced band gap modulation and photoluminescence enhancement of multilayer transition metal dichalcogenides
KP Dhakal, S Roy, H Jang, X Chen, WS Yun, H Kim, JD Lee, J Kim, ...
Chemistry of Materials 29 (12), 5124-5133, 2017
1312017
Atomic observation of filling vacancies in monolayer transition metal sulfides by chemically sourced sulfur atoms
S Roy, W Choi, S Jeon, DH Kim, H Kim, SJ Yun, Y Lee, J Lee, YM Kim, ...
Nano Letters 18 (7), 4523-4530, 2018
1152018
Impeding Exciton–Exciton Annihilation in Monolayer WS2 by Laser Irradiation
Y Lee, G Ghimire, S Roy, Y Kim, C Seo, AK Sood, JI Jang, J Kim
Acs Photonics 5 (7), 2904-2911, 2018
862018
Tunneling Photocurrent Assisted by Interlayer Excitons in Staggered van der Waals Hetero‐Bilayers
DH Luong, HS Lee, GP Neupane, S Roy, G Ghimire, JH Lee, QA Vu, ...
Advanced Materials 29 (33), 1701512, 2017
672017
Composition-Tunable Synthesis of Large-Scale Mo1–xWxS2 Alloys with Enhanced Photoluminescence
J Park, MS Kim, B Park, SH Oh, S Roy, J Kim, W Choi
ACS nano 12 (6), 6301-6309, 2018
632018
Measurement of quantum yields of monolayer TMDs using dye-dispersed PMMA thin films
S Roy, AS Sharbirin, Y Lee, WB Kim, TS Kim, K Cho, K Kang, HS Jung, ...
Nanomaterials 10 (6), 1032, 2020
542020
Enhanced light emission from monolayer semiconductors by forming heterostructures with ZnO thin films
MS Kim, S Roy, J Lee, BG Kim, H Kim, JH Park, SJ Yun, GH Han, ...
ACS Applied Materials & Interfaces 8 (42), 28809-28815, 2016
532016
Observation of Charge Transfer in Heterostructures Composed of MoSe2 Quantum Dots and a Monolayer of MoS2 or WSe2
S Roy, GP Neupane, KP Dhakal, J Lee, SJ Yun, GH Han, J Kim
The Journal of Physical Chemistry C 121 (3), 1997-2004, 2017
522017
Boosting quantum yields in two-dimensional semiconductors via proximal metal plates
Y Lee, JDS Forte, A Chaves, A Kumar, TT Tran, Y Kim, S Roy, T Taniguchi, ...
Nature communications 12 (1), 7095, 2021
472021
Heterogeneous modulation of exciton emission in triangular WS 2 monolayers by chemical treatment
KP Dhakal, S Roy, SJ Yun, G Ghimire, C Seo, J Kim
Journal of Materials Chemistry C 5 (27), 6820-6827, 2017
372017
Silver nanoflowers for single-particle SERS with 10 pM sensitivity
S Roy, CM Ajmal, S Baik, J Kim
Nanotechnology 28 (46), 465705, 2017
332017
Measurement of lateral and axial resolution of confocal Raman microscope using dispersed carbon nanotubes and suspended graphene
Y Kim, EJ Lee, S Roy, AS Sharbirin, LG Ranz, T Dieing, J Kim
Current Applied Physics 20 (1), 71-77, 2020
272020
Enhanced Radiative Exciton Recombination in Monolayer WS2 on the hBN Substrate Competing with Nonradiative Exciton–Exciton Annihilation
Y Lee, TT Tran, Y Kim, S Roy, T Taniguchi, K Watanabe, JI Jang, J Kim
ACS Photonics 9 (3), 873-879, 2022
262022
Near-field exciton imaging of chemically treated MoS 2 monolayers
Y Kim, Y Lee, H Kim, S Roy, J Kim
Nanoscale 10 (18), 8851-8858, 2018
232018
Light-emitting Ti 2 N (MXene) quantum dots: synthesis, characterization and theoretical calculations
AS Sharbirin, S Roy, TT Tran, S Akhtar, J Singh, DL Duong, J Kim
Journal of Materials Chemistry C 10 (16), 6508-6514, 2022
222022
Low Temperature Step Annealing Synthesis of the Ti2AlN MAX Phase to Fabricate MXene Quantum Dots
S Akhtar, S Roy, TT Tran, J Singh, AS Sharbirin, J Kim
Applied Sciences 12 (9), 4154, 2022
82022
Synthesis and optical properties of light-emitting V2N MXene quantum dots
S Akhtar, J Singh, TT Tran, S Roy, E Lee, J Kim
Optical Materials 138, 113660, 2023
72023
Highly elastic conductive sponges by joule heat-driven selective polymer reinforcement at reduced graphene oxide junctions
FA Khan, AA Jan, Y Yun, S Roy, D Suh, J Kim, S Baik
Carbon 155, 138-146, 2019
72019
Biaxial strain tuned upconversion photoluminescence of monolayer WS2
S Roy, X Yang, J Gao
Scientific Reports 14 (1), 3860, 2024
62024
Modulation of optoelectric properties of monolayer transition metal dichalcogenides placed on a metal pattern
S Roy, MH Doan, J Kim, SK Kang, GH Ahn, HS Lee, SJ Yun
Journal of the Korean Physical Society 78, 693-699, 2021
52021
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