AS
Akshay Singh
cond-mat.mes-hallcond-mat.mtrl-sciphysics.opticstwo-dimensional materialsinterlayer excitonsoptical contrastoptical microscopyphysics.app-phtransition metal dichalcogenides2D Heterostructures
On Valency
published · living versionsW_ejba2n8p·v1 · currentpublished
Trion Formation Dynamics in Monolayer Transition Metal Dichalcogenides
with Galan Moody, Kha Tran, Marie Scott, Vincent Overbeck +11
1 version
Preprints & journals
41 papers in the corpus · 2014–2026Anomalous Photoluminescence in Undoped and Mn2+-Doped 2D Hybrid Lead Halide Systems.42848448 · Mukherjee, Poulomi, Yadav, Sharad Kumar, Panneerselvam, Iyyappa Rajan et al.2026 · 0 citationsACS applied materials & interfaces. 2026;18(41):56496-56508
Anisotropic In-Plane Thermal Conductivity of Freestanding Few-Layer ReS2.42917775 · Singh, Manavendra Pratap, Kumar, Nihal S, Mishra, Subhendu et al.2026 · 0 citationsThe journal of physical chemistry letters. 2026;17(40):11397-11405
Oxygen as a Dual-Function Regulator in MoS2 CVD Synthesis: Enhancing Precursor Evaporation While Modulating Reaction Kinetics.42675972 · S Kumar, Keerthana, Gogoi, Abhijit, Nampoothiri, Madhavan D K et al.2026 · 0 citationsSmall (Weinheim an der Bergstrasse, Germany). 2026;22(61)
Exciton-Resolved Phonon Coupling and Energy Dissipation Pathways in CsPbBr3.42363904 · H L, Pradeepa, Chatterjee, Sagnik, Patra, Sayantan et al.2026 · 0 citationsACS nano. 2026;20(27):19755-19764
Enormous Lifetime Variations and Anomalous Nonlinear Dynamics of Interlayer Excitons in Reconstructed MoSe2/WSe2 Heterostructures.41916908 · Mondal, Mainak, Watanabe, Kenji, Taniguchi, Takashi et al.2026 · 0 citationsNano letters. 2026;26(15):5162-5170
Tailored Vapor Deposition Unlocks Large-Grain, Wafer-Scale Epitaxial Growth of 2D Magnetic CrCl3.41906493 · Kumar, Vivek, Jangid, Abhishek, Sharma, Manas et al.2026 · 0 citationsAdvanced materials (Deerfield Beach, Fla.). 2026;38(34):e14405
Gate-tuneable single-photon emitters in WSe2 monolayer created via AFM nanoindentation on rigid SiO2/Si substrates2601.22869v1 · Ajit Kumar Dash, Sanket Jugade, Manavendra Pratap Singh et al.2026 · 0 citationsAdvanced Functional Materials e78498 (2026)
In-Substrate Imaging of Diamond hBN FET Current via Widefield Quantum Diamond Microscopy2601.15355v1 · Anuj Bathla, Subrat Kumar Pradhan, Ajit Kumar Dash et al.2026 · 0 citationsarXiv
Signatures of moiré intralayer biexcitons and exciton-phason coupling in WSe2/WS2 heterostructures2601.03045v1 · Ranju Dalal, Harsimran Singh, Rwik Dutta et al.2026 · 0 citationsarXiv
Indication of room-temperature magnetodielectricity and weak spontaneous polarization in (Sr, Mn) co-doped La2FeCrO6.41259890 · Mukherjee, Sumanta, Shukla, Swapnil, Das, Ranjan et al.2025 · 0 citationsJournal of physics. Condensed matter : an Institute of Physics journal. 2025;37(49)
Electronic strong coupling modifies the ground-state intermolecular interactions in self-assembled chlorin molecules.40456739 · Biswas, Subha, Mondal, Mainak, Chandrasekharan, Gokul et al.2025 · 16 citationsNature communications. 2025;16(1):5115
Critical role of precursor flux in modulating nucleation density in 2D material synthesis revealed by a digital twin.40342808 · Sinha, Abhinav, Verma, Manvi, K M, Nandeesh Kumar et al.2025 · 8 citationsNanoscale advances. 2025;7(11):3568-3578
Quantum light generation with ultra-high spatial resolution in 2D semiconductors via ultra-low energy electron irradiation2409.10321v1 · Ajit Kumar Dash, Sharad Kumar Yadav, Sebastien Roux et al.2024 · 11 citationsAdv. Funct. Mater. 2025, 2421684
Room Temperature, Twist Angle Independent, Momentum Direct Interlayer Excitons in van der Waals Heterostructures with Wide Spectral Tunability.39051155 · Poudyal, Saroj, Deka, Mrinal, Adhikary, Priyo et al.2024 · 7 citationsNano letters. 2024;24(31):9575-9582
Optical control of multiple resistance levels in graphene for memristic applications2407.13387v1 · Harsimran Kaur Mann, Mainak Mondal, Vivek Sah et al.2024 · 3 citationsarXiv
Quantification of Two-Dimensional Interfaces: Quality of Heterostructures and What Is Inside a Nanobubble.39018530 · Mondal, Mainak, Manchanda, Pawni, Saha, Soumadeep et al.2024 · 5 citationsACS applied materials & interfaces. 2024;16(32):42608-42614
Towards a comprehensive understanding of the low energy luminescence peak in 2D materials2312.14604v1 · Keerthana S Kumar, Ajit Kumar Dash, Hasna Sabreen H et al.2023 · 0 citationsarXiv
Controlled defect production in monolayer MoS2 via electron irradiation at ultralow accelerating voltages2210.04662v2 · Ajit Kumar Dash, Hariharan Swaminathan, Ethan Berger et al.2022 · 34 citationsarXiv
Tuning exciton complexes in twisted bilayer WSe2 at intermediate misorientation2209.03524v1 · Rahul Debnath, Shaili Sett, Sudipta Kundu et al.2022 · 14 citationsPhysical Review B 2022
Optical Microscope Based Universal Parameter for Identifying Layer Number in Two-Dimensional Materials.36074897 · Mondal, Mainak, Dash, Ajit K, Singh, Akshay2022 · 23 citationsACS nano. 2022;16(9):14456-14462
Effect of electron-irradiation on layered quantum materials2103.05229v1 · Ajit Kumar Dash, Mainak Mondal, Manvi Verma et al.2021 · 6 citationsarXiv
Twist Angle-Dependent Interlayer Exciton Lifetimes in van der Waals Heterostructures.33576642 · Choi, Junho, Florian, Matthias, Steinhoff, Alexander et al.2021 · 181 citationsPhysical review letters. 2021;126(4):047401
Growth Kinetics and Atomistic Mechanisms of Native Oxidation of ZrSxSe2-x and MoS2 Crystals.33180506 · Jo, Seong Soon, Singh, Akshay, Yang, Liqiu et al.2020 · 27 citationsNano letters. 2020;20(12):8592-8599
Moiré and beyond in transition metal dichalcogenide twisted bilayers2008.07086v2 · Kha Tran, Junho Choi, Akshay Singh2020 · 68 citationsarXiv
Refractive uses of layered and two-dimensional materials for integrated photonics2006.16639v2 · Akshay Singh, Seong Soon Jo, Yifei Li et al.2020 · 41 citationsarXiv
Direct Optical-Structure Correlation in Atomically Thin Dichalcogenides and Heterostructures1910.13387v1 · Akshay Singh, Hae Yeon Lee, Silvija Gradecak2019 · 22 citationsNano research 2019
Dry Transfer of van der Waals Crystals to Noble Metal Surfaces To Enable Characterization of Buried Interfaces.31512847 · Krayev, Andrey, Bailey, Connor S, Jo, Kiyoung et al.2019 · 45 citationsACS applied materials & interfaces. 2019;11(41):38218-38225
Near-infrared optical properties and proposed phase-change usefulness of transition metal disulfides1905.09740v1 · Akshay Singh, Yifei Li, Balint Fodor et al.2019 · 30 citationsarXiv
Evidence for moiré excitons in van der Waals heterostructures.30804527 · Tran, Kha, Moody, Galan, Wu, Fengcheng et al.2025 · 1,375 citationsNature. 2019;567(7746):71-75
Near-infrared photonic phase-change properties of transition metal ditellurides.33208986 · Li, Yifei, Singh, Akshay, Krylyuk, Sergiy et al.2025 · 5 citationsProceedings of SPIE--the International Society for Optical Engineering. 2019;11085
Biexciton fine structure in monolayer transition metal dichalcogenides1801.04225v1 · Alexander Steinhoff, Matthias Florian, Akshay Singh et al.2018 · 144 citationsNature Physics 14, 1199 (2018)
Cathodoluminescence as an Effective Probe of Carrier Transport and Deep Level Defects in Droop-Mitigating InGaN/GaN Quantum Well Heterostructures1710.01233v1 · Zhibo Zhao, Akshay Singh, Jordan Chesin et al.2017 · 3 citationsApplied Physics Express 2019
Gate-Control of Anisotropic Spin Transport and Spin Helix Dynamics in a Modulation-Doped GaAs Quantum Well1708.09150v2 · S. Anghel, F. Passmann, A.Singh et al.2017 · 19 citationsPhys. Rev. B 97, 125410 (2018)
Neutral and charged inter-valley biexcitons in monolayer MoSe2.28656961 · Hao, Kai, Specht, Judith F, Nagler, Philipp et al.2018 · 220 citationsNature communications. 2017;8:15552
Disorder Dependent Valley Properties in Monolayer WSe21703.08478v2 · Kha Tran, Akshay Singh, Joe Seifert et al.2017 · 22 citationsPhys. Rev. B 96, 041302 (2017)
Long-Lived Valley Polarization of Intravalley Trions in Monolayer WSe_2.28036191 · Singh, Akshay, Tran, Kha, Kolarczik, Mirco et al.2018 · 134 citationsPhysical review letters. 2016;117(25):257402
Coherent and Incoherent Coupling Dynamics between Neutral and Charged Excitons in Monolayer MoSe2.27428509 · Hao, Kai, Xu, Lixiang, Nagler, Philipp et al.2018 · 112 citationsNano letters. 2016;16(8):5109-13
Enhanced spin lifetimes in a two dimensional electron gas in a gate-controlled GaAs quantum well1605.01771v1 · Sergiu Anghel, Akshay Singh, Felix Passmann et al.2016 · 17 citationsarXiv
Intrinsic homogeneous linewidth and broadening mechanisms of excitons in monolayer transition metal dichalcogenides.26382305 · Moody, Galan, Kavir Dass, Chandriker, Hao, Kai et al.2016 · 592 citationsNature communications. 2015;6:8315
Trion Formation Dynamics in Monolayer Transition Metal Dichalcogenides1507.04463v2 · Akshay Singh, Galan Moody, Kha Tran et al.2015 · 242 citationsPhys. Rev. B 93, 041401 (2016)on Valency
Coherent Electronic Coupling in Atomically Thin MoSe21401.2909v1 · Akshay Singh, Galan Moody, Sanfeng Wu et al.2014 · 134 citationsPhys. Rev. Lett. 112, 216804 (2014)
Career total: 89 works. 41 are in this corpus.
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