78 citations · 489 across the 20 of their papers we have counts for
20 papers
Strong light-matter interactions between gap plasmons and two-dimensional excitons at ambient condition in a deterministic way
Longlong Yang, Xin Xie, Jingnan Yang +13
Strong exciton-plasmon interaction between the layered two-dimensional (2D) semiconductors and gap plasmons shows a great potential to implement cavity quantum-electrodynamics in a…
Chiral photonic circuits for deterministic spin transfer
Shan Xiao, Shiyao Wu, Xin Xie +14
Chiral quantum optics has attracted considerable interest in the field of quantum information science. Exploiting the spin-polarization properties of quantum emitters and engineeri…
Enhanced emission from a single quantum dot in a microdisk at a deterministic diabolical point
Jingnan Yang, Shushu Shi, Xin Xie +12
We report on controllable cavity modes through controlling the backscattering by two identical scatterers. Periodic changes of the backscattering coupling between two degenerate ca…
Position-dependent chiral coupling between single quantum dots and cross waveguides
Shan Xiao, Shiyao Wu, Xin Xie +12
Chiral light-matter interaction between photonic nanostructures with quantum emitters shows great potential to implement spin-photon interfaces for quantum information processing.…
Strong Triplet-Exciton-LO-Phonon Coupling in Two-Dimensional Layered Organic-Inorganic Hybrid Perovskite Single Crystal Microflakes
Yunuan Wang, Feilong Song, Yu Yuan +6
Two-dimensional (2D) layered hybrid perovskites provide an ideal platform for studying the properties of excitons. Here, we report on a strong triplet-exciton and longitudinal-opti…
Large photoluminescence enhancement by an out-of-plane magnetic field in exfoliated WS flakes
Sibai Sun, Jianchen Dang, Xin Xie +11
We report an out-of-plane magnetic field induced large photoluminescence enhancement in WS flakes at K, in contrast to the photoluminescence enhancement provided by in-pl…
Electron and hole g tensors of neutral and charged excitons in single quantum dots by high-resolution photocurrent spectroscopy
Shiyao Wu, Kai Peng, Xin Xie +11
We report a high-resolution photocurrent (PC) spectroscopy of a single self-assembled InAs/GaAs quantum dot (QD) embedded in an n-i-Schottky device with an applied vector magnetic…
Identifying defect-related quantum emitters in monolayer WSe
Jianchen Dang, Sibai Sun, Xin Xie +12
Monolayer transition metal dichalcogenides have recently attracted great interests because the quantum dots embedded in monolayer can serve as optically active single photon emitte…
Diabolical Points in Coupled Active Cavities with Quantum Emitters
Jingnan Yang, Chenjiang Qian, Xin Xie +17
In single microdisks, embedded active emitters intrinsically affect the cavity mode of microdisks, which results in a trivial symmetric backscattering and a low controllability. He…
Hot Polarons with Trapped Excitons and Octahedra-Twist Phonons in CH3NH3PbBr3 Hybrid Perovskite Nanowires
Feilong Song, Chenjiang Qian, Yunuan Wang +13
Hybrid Perovskites have shown a great potential for applications in photovoltaics and light-emitting devices with high efficiency. Interaction between defect-induced trapped excito…
Anisotropies of the g-factor tensor and diamagnetic coefficient in crystal-phase quantum dots in InP nanowires
Shiyao Wu, Kai Peng, Sergio Battiato +17
Crystal-phase low-dimensional structures offer great potential for the implementation of photonic devices of interest for quantum information processing. In this context, unveiling…
Many-Body Effect of Mesoscopic Localized States in MoS Monolayer
Yang Yu, Jianchen Dang, Chenjiang Qian +13
Transition metal dichalcogenide monolayers provide an emerging material system to implement quantum photonics with intrinsic two-dimensional excitons or embedded zero-dimensional l…
Large g factor in bilayer WS flakes
Sibai Sun, Yang Yu, Jianchen Dang +15
The valley of transition metal dichalcogenides provides an additional platform to manipulate spin due to its unique selection rule. Normally, intralayer optical transitions in magn…
Tuning the carrier tunneling in a single quantum dot with a magnetic field in Faraday geometry
Kai Peng, Shiyao Wu, Xin Xie +8
We report on an increase in the carrier tunneling time in a single quantum dot (QD) with a magnetic field in Faraday geometry using photocurrent spectroscopy. A nearly 60\% increas…
Enhanced Strong Interaction between Nanocavities and p-shell Excitons Beyond the Dipole Approximation
Chenjiang Qian, Xin Xie, Jingnan Yang +11
Large coupling strengths in exciton-photon interactions are important for quantum photonic network, while strong cavity-quantum-dot interactions have been focused on s-shell excito…
Giant Photocurrent Enhancement by Coulomb Interaction in a Single Quantum Dot for Energy Harvesting
Kai Peng, Shiyao Wu, Xin Xie +9
Understanding the carrier excitation and transport processes at the single-charge level plays a key role in quantum-dot-based solar cells and photodetectors. Here, we report on Cou…
High-Responsivity Photodetection by Self-Catalyzed Phase-Pure P-GaAs Nanowire
Hassan Ali, Yunyan Zhang, Jing Tang +13
Defects are detrimental for optoelectronics devices, such as stacking faults can form carrier-transportation barriers, and foreign impurities (Au) with deep-energy levels can form…
Probing the dark exciton states of a single quantum dot using photocurrent spectroscopy in magnetic fields
Kai Peng, Shiyao Wu, Jing Tang +8
We report on high-resolution photoluminescence (PL) and photocurrent (PC) spectroscopies of a single self-assembled InAs/GaAs quantum dot (QD) embedded in an n-i-Schottky device wi…
High-Q microcavity enhanced optical properties of CuInS/ZnS colloidal quantum dots towards non-photodegradation
Yue Sun, Feilong Song, Chenjiang Qian +11
We report on a temporal evolution of photoluminescence (PL) spectroscopy of CuInS/ZnS colloidal quantum dots (QDs) by drop-casting on SiO/Si substrates and high quality…
Observation of coupling between zero- and two-dimensional semiconductor systems based on anomalous diamagnetic effects
Shuo Cao, Jing Tang, Yue Sun +13
We report the direct observation of coupling between a single self-assembled InAs quantum dot and a wetting layer, based on strong diamagnetic shifts of many-body exciton states us…