108 citations · 596 across the 18 of their papers we have counts for
12 papers · 1 filter
Manipulating Interlayer Excitons for Ultra-pure Near-infrared Quantum Light Generation
Huan Zhao, Linghan Zhu, Xiangzhi Li +6
Interlayer excitons (IXs) formed at the interface of atomically-thin semiconductors possess various novel properties. In a parallel development, nanoscale strain engineering has em…
Proximity Induced Chiral Quantum Light Generation in Strain-Engineered WSe2/NiPS3 Heterostructures
Xiangzhi Li, Andrew C. Jones, Junho Choi +7
Quantum light emitters (QEs) capable of generating single photons of well-defined circular polarization could enable non-reciprocal single photon devices and deterministic spin-pho…
Site-Controlled Telecom Single-Photon Emitters in Atomically-thin MoTe2
Huan Zhao, Michael T. Pettes, Yu Zheng +1
Quantum emitters (QEs) in two-dimensional transition metal dichalcogenides (2D TMDCs) have advanced to the forefront of quantum communication and transduction research due to their…
Enhanced single photon emission from carbon nanotube dopant states coupled to silicon microcavities
A. Ishii, X. He, N. F. Hartmann +4
Single-walled carbon nanotubes are a promising material as quantum light sources at room temperature and as nanoscale light sources for integrated photonic circuits on silicon. Her…
Influence of Morphology on Blinking Mechanisms and Excitonic Fine Structure of Single Colloidal Nanoplatelets
Zhongjian Hu, Ajay Singh, Serguei V. Goupalov +2
Colloidal semiconductor nanoplatelets (NPLs) with electronic structure as quantum wells have recently emerged as exciting materials for optoelectronic applications. Here we investi…
Influences of Exciton Diffusion and Exciton-Exciton Annihilation on Photon Emission Statistics of Carbon Nanotubes
Xuedan Ma, Oleskiy Roslyak, Juan G. Duque +5
Pump-dependent photoluminescence imaging and 2nd order photon correlation studies have been performed on individual single-walled carbon nanotubes (SWCNTs) at room temperature that…
Intrinsic lineshape of the Raman 2D-mode in freestanding graphene monolayers
Stéphane Berciaud, Xianglong Li, Han Htoon +3
We report a comprehensive study of the two-phonon inter-valley (2D) Raman mode in graphene monolayers, motivated by recent reports of asymmetric 2D-mode lineshapes in freestanding…
Relativistic Drude Response of Photoexcited Dirac Quasiparticles in Graphene
K. M. Dani, J. Lee, R. Sharma +7
Graphene, a monolayer of carbon atoms arranged in a hexagonal pattern, provides a unique two-dimensional (2D) system exhibiting exotic phenomena such as quantum Hall effects, massl…
On the inner Double-Resonance Raman scattering process in bilayer graphene
D. L. Mafra, E. A. Moujaes, R. W. Nunes +1
The dispersion of phonons and the electronic structure of graphene systems can be obtained experimentally from the double-resonance (DR) Raman features by varying the excitation la…
Observation of the Kohn anomaly near the K point of bilayer graphene
D. L. Mafra, L. M. Malard, S. K. Doorn +4
The dispersion of electrons and phonons near the K point of bilayer graphene was investigated in a resonant Raman study using different laser excitation energies in the near infrar…
Anomalous circular polarization of magneto-photoluminescence from individual CdSe nanocrystals
H. Htoon, S. A. Crooker, M. Furis +3
We study the low-temperature magneto-photoluminescence (PL) from individual CdSe nanocrystals. Nanocrystals having a small "bright" exciton fine structure splitting (0.5 meV) ex…
Direct Observation of Dark Excitons in Individual Carbon Nanotubes: Role of Local Environments
A. Srivastava, H. Htoon, V. I. Klimov +1
We report the direct observation of the spin-singlet dark excitonic state in individual single-walled carbon nanotubes through low-temperature micro-photoluminescence spectroscopy…