142 citations · 539 across the 14 of their papers we have counts for
14 papers
Visualization of Defect Electronic States in Layered Semiconductor CrSBr
Jonathan Brunette, Joost Aretz, Kiyoung Jo +5
Chromium sulfur bromide (CrSBr) is a layered magnetic semiconducting material combining a rich magnetic phase diagram with axis-dependent electronic and optical properties. While d…
Giant Optical Anisotropy in 2D Metal-Organic Chalcogenates
Bongjun Choi, Kiyoung Jo, Mahfujur Rahaman +6
Optical anisotropy is a fundamental attribute of some crystalline materials and is quantified via birefringence. A birefringent crystal not only gives rise to asymmetrical light pr…
Non-Volatile Control of Valley Polarized Emission in 2D WSe2-AlScN Heterostructures
Simrjit Singh, Kwan-Ho Kim, Kiyoung Jo +9
Achieving robust and electrically controlled valley polarization in monolayer transition metal dichalcogenides (ML-TMDs) is a frontier challenge for realistic valleytronic applicat…
Exciton Confinement in Two-Dimensional, In-Plane, Quantum Heterostructures
Gwangwoo Kim, Benjamin Huet, Christopher E. Stevens +12
Two-dimensional (2D) semiconductors are promising candidates for optoelectronic application and quantum information processes due to their inherent out-of-plane 2D confinement. In…
Tunable Localized Charge Transfer Excitons in a Mixed Dimensional van der Waals Heterostructure
Mahfujur Rahaman, Emanuele Marino, Alan G. Joly +9
Observation of interlayer, charge-transfer (CT) excitons in van der Waals heterostructures (vdWHs) based on 2D-2D systems has been well investigated. While conceptually interesting…
Direct Nano-Imaging of Light-Matter Interactions in Nanoscale Excitonic Emitters
Kiyoung Jo, Emanuele Marino, Jason Lynch +8
Strong light-matter interactions in localized nano-emitters when placed near metallic mirrors have been widely reported via spectroscopic studies in the optical far-field. Here, we…
High Density, Localized Quantum Emitters in Strained 2D Semiconductors
Gwangwoo Kim, Hyong Min Kim, Pawan Kumar +14
Two-dimensional chalcogenide semiconductors have recently emerged as a host material for quantum emitters of single photons. While several reports on defect and strain-induced sing…
Self-Hybridized Polaritonic Emission from Layered Perovskites
Surendra B. Anantharaman, Christopher E. Stevens, Jason Lynch +9
Light-matter coupling in excitonic materials has been the subject of intense investigation due to emergence of new excitonic materials. Two-dimensional layered hybrid organic/inorg…
Spatiotemporal Imaging of Thickness-Induced Band Bending Junctions
Joeson Wong, Artur R. Davoyan, Bolin Liao +8
Van der Waals materials exhibit naturally passivated surfaces and can form versatile heterostructures, enabling observation of carrier transport mechanisms not seen in three-dimens…
Exciton-Photonics: From Fundamental Science to Applications
Surendra B. Anantharaman, Kiyoung Jo, Deep Jariwala
Semiconductors in all dimensionalities ranging from 0D quantum dots and molecules to 3D bulk crystals support bound electron-hole pair quasiparticles termed as excitons. Over the p…
Direct Opto-Electronic Imaging of 2D Semiconductor - 3D Metal Buried Interfaces
Kiyoung Jo, Pawan Kumar, Joseph Orr +10
The semiconductor-metal junction is one of the most critical factors for high performance electronic devices. In two-dimensional (2D) semiconductor devices, minimizing the voltage…
Efficacy of Boron Nitride Encapsulation against Plasma-Processing in van der Waals Heterostructures
Pawan Kumar, Kelotchi S. Figueroa, Alexandre C. Foucher +4
Two-dimensional (2D) transition metal dichalcogenides (TMDCs) are the subject of intense investigation for applications in optics, electronics, catalysis, and energy storage. Their…
Gate-Tunable Semiconductor Heterojunctions from 2D/3D van der Waals Interfaces
Jinshui Miao, Xiwen Liu, Kiyoung Jo +8
Van der Waals (vdW) semiconductors are attractive for highly scaled devices and heterogeneous integration since they can be isolated into self-passivated, two-dimensional (2D) laye…
Hybrid Exciton-Plasmon-Polaritons in van der Waals Semiconductor Gratings
Huiqin Zhang, Bhaskar Abhiraman, Qing Zhang +6
Van der Waals materials and heterostructures manifesting strongly bound room temperature exciton states exhibit emergent physical phenomena and are of a great promise for optoelect…