2k citations · 6.5k across the 32 of their papers we have counts for
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A unified resource-pool architecture for high-dimensional direct-detection optical communication
Jingze Liu, Zhijuan Gu, Xinyang Yu +12
Increasing optical communication capacity without proportionally increasing receiver complexity remains a key challenge for direct-detection links. Conventional systems typically a…
Twist-phase-matching in two-dimensional materials
Hao Hong, Chen Huang, Chenjun Ma +6
Optical phase-matching involves establishing a proper phase relationship between the fundamental and generated waves to enable efficient optical parametric processes. It is typical…
Chip-scale, CMOS-compatible, high energy passively Q-switched laser
Neetesh Singh, Jan Lorenzen, Milan Sinobad +13
Chip-scale, high-energy optical pulse generation is becoming increasingly important as we expand activities into hard to reach areas such as space and deep ocean. Q-switching of th…
A room-temperature moiré interlayer exciton laser
Qiaoling Lin, Hanlin Fang, Yuanda Liu +10
Moiré superlattices in van der Waals heterostructures offer highly tunable quantum systems with emergent electronic and excitonic properties such as superconductivity, topological…
Gate-tunable negative refraction of mid-infrared polaritons
Hai Hu, Na Chen, Hanchao Teng +11
Negative refraction provides an attractive platform to manipulate mid-infrared and terahertz radiation for molecular sensing and thermal radiation applications. However, its implem…
Probing Electronic States in Monolayer Semiconductors through Static and Transient Third-Harmonic Spectroscopy
Yadong Wang, Fadil Iyikanat, Habib Rostami +10
Electronic states and their dynamics are of critical importance for electronic and optoelectronic applications. Here, we probe various relevant electronic states in monolayer MoS2,…
Chip-integrated van der Waals PN heterojunction photodetector with low dark current and high responsivity
Ruijuan Tian, Xuetao Gan, Chen Li +7
Two-dimensional materials are attractive for constructing high-performance photonic chip-integrated photodetectors because of their remarkable electronic and optical properties and…
Strong Second Harmonic Generation from Bilayer Graphene with Symmetry Breaking by Redox-Governed Charge Doping
Mingwen Zhang, Nannan Han, Jing Wang +5
Missing second-order nonlinearity in centrosymmetric graphene overshadows its intriguing optical attribute. Here, we report redox-governed charge doping could effectively break the…
Doping-driven topological polaritons in graphene/α-MoO3 heterostructures
Hai Hu, Na Chen, Hanchao Teng +15
Controlling the charge carrier density provides an efficient way to trigger phase transitions and modulate the optoelectronic properties in natural materials. This approach could b…
Boosting the SiN nonlinear photonic platform with transition metal dichalcogenide monolayers
Vincent Pelgrin, Yuchen Wang, Jonathan Peltier +4
In the past few years, we have witnessed an increased interest in the use of 2D materials for the realization of hybrid photonic nonlinear waveguides. Although graphene has attract…
Study of electron emission from 1D nanomaterials under super high field
Chi Li, Ke Chen, Mengxue Guan +9
Photoemission driven by a strong electric field of near-infrared or visible light, referred to as strong-field photoemission, produces attosecond electron pulses that are synchroni…
Optical harmonic generation in monolayer group-VI transition metal dichalcogenides
Anton Autere, Henri Jussila, Andrea Marini +12
Monolayer transition metal dichalcogenides (TMDs) exhibit high nonlinear optical (NLO) susceptibilities. Experiments on MoS have indeed revealed very large second-order ($χ^{(2…
Low-power continuous-wave second harmonic generation in semiconductor nanowires
Qingchen Yuan, Liang Fang, He Yang +5
Semiconductor nanowires (NWs) are promising for realizing various on-chip nonlinear optical devices, due to their nanoscale lateral confinement and strong light-matter interaction.…
Ultrafast field-driven monochromatic photoemission from carbon nanotubes
Chi Li, Xu Zhou, Feng Zhai +9
Ultrafast electron pulses, combined with laser-pump and electron-probe technologies, allow for various forms of ultrafast microscopy and spectroscopy to elucidate otherwise challen…
Far-field nanoscale infrared spectroscopy of vibrational fingerprints of molecules with graphene plasmons
Hai Hu, Xiaoxia Yang, Feng Zhai +5
Infrared spectroscopy, especially for molecular vibrations in the fingerprint region between 600 and 1500 cm-1, is a powerful characterization method for bulk materials. However, m…
Optical modulators with two-dimensional layered materials
Zhipei Sun, Amos Martinez, Feng Wang
Light modulation is an essential operation in photonics and optoelectronics. With existing and emerging technologies increasingly demanding compact, efficient, fast and broadband o…
Broadband laser polarization control with aligned carbon nanotubes
He Yang, Bo Fua, Diao Lia +12
We introduce a simple approach to fabricate aligned carbon nanotube (ACNT) device for broadband polarization control in fiber laser systems. The ACNT device was fabricated by pulli…
Ultrafast pulse generation with black phosphorus
Diao Li, Henri Jussila, Lasse Karvonen +4
Black phosphorus has been recently rediscovered as a new and interesting two-dimensional material due to its unique electronic and optical properties. Here, we study the linear and…
Effects of carbon nanotubes and graphene oxide absorbers on the noise of mode-locked fiber lasers
Xiaohui Li, Kan Wu, Xuechao Yu +9
Phase noise is very important for the ultrafast pulse application in telecommunication, ultrafast diagnose, material science, and biology. In this paper, two types of carbon nano-m…